diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h new file mode 100644 index 0000000..efc7116 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h @@ -0,0 +1,40 @@ +/* Copyright (C) 1992-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _ALLOCA_H +#define _ALLOCA_H 1 + +#include + +#define __need_size_t +#include + +__BEGIN_DECLS + +/* Remove any previous definition. */ +#undef alloca + +/* Allocate a block that will be freed when the calling function exits. */ +extern void *alloca (size_t __size) __THROW; + +#ifdef __GNUC__ +# define alloca(size) __builtin_alloca (size) +#endif /* GCC. */ + +__END_DECLS + +#endif /* alloca.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h.blob new file mode 100644 index 0000000..88867cc Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@alloca.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h new file mode 100644 index 0000000..9653140 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _ASM_GENERIC_ERRNO_BASE_H +#define _ASM_GENERIC_ERRNO_BASE_H + +#define EPERM 1 /* Operation not permitted */ +#define ENOENT 2 /* No such file or directory */ +#define ESRCH 3 /* No such process */ +#define EINTR 4 /* Interrupted system call */ +#define EIO 5 /* I/O error */ +#define ENXIO 6 /* No such device or address */ +#define E2BIG 7 /* Argument list too long */ +#define ENOEXEC 8 /* Exec format error */ +#define EBADF 9 /* Bad file number */ +#define ECHILD 10 /* No child processes */ +#define EAGAIN 11 /* Try again */ +#define ENOMEM 12 /* Out of memory */ +#define EACCES 13 /* Permission denied */ +#define EFAULT 14 /* Bad address */ +#define ENOTBLK 15 /* Block device required */ +#define EBUSY 16 /* Device or resource busy */ +#define EEXIST 17 /* File exists */ +#define EXDEV 18 /* Cross-device link */ +#define ENODEV 19 /* No such device */ +#define ENOTDIR 20 /* Not a directory */ +#define EISDIR 21 /* Is a directory */ +#define EINVAL 22 /* Invalid argument */ +#define ENFILE 23 /* File table overflow */ +#define EMFILE 24 /* Too many open files */ +#define ENOTTY 25 /* Not a typewriter */ +#define ETXTBSY 26 /* Text file busy */ +#define EFBIG 27 /* File too large */ +#define ENOSPC 28 /* No space left on device */ +#define ESPIPE 29 /* Illegal seek */ +#define EROFS 30 /* Read-only file system */ +#define EMLINK 31 /* Too many links */ +#define EPIPE 32 /* Broken pipe */ +#define EDOM 33 /* Math argument out of domain of func */ +#define ERANGE 34 /* Math result not representable */ + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h.blob new file mode 100644 index 0000000..1d9e756 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno-base.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h new file mode 100644 index 0000000..cf9c51a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h @@ -0,0 +1,123 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _ASM_GENERIC_ERRNO_H +#define _ASM_GENERIC_ERRNO_H + +#include + +#define EDEADLK 35 /* Resource deadlock would occur */ +#define ENAMETOOLONG 36 /* File name too long */ +#define ENOLCK 37 /* No record locks available */ + +/* + * This error code is special: arch syscall entry code will return + * -ENOSYS if users try to call a syscall that doesn't exist. To keep + * failures of syscalls that really do exist distinguishable from + * failures due to attempts to use a nonexistent syscall, syscall + * implementations should refrain from returning -ENOSYS. + */ +#define ENOSYS 38 /* Invalid system call number */ + +#define ENOTEMPTY 39 /* Directory not empty */ +#define ELOOP 40 /* Too many symbolic links encountered */ +#define EWOULDBLOCK EAGAIN /* Operation would block */ +#define ENOMSG 42 /* No message of desired type */ +#define EIDRM 43 /* Identifier removed */ +#define ECHRNG 44 /* Channel number out of range */ +#define EL2NSYNC 45 /* Level 2 not synchronized */ +#define EL3HLT 46 /* Level 3 halted */ +#define EL3RST 47 /* Level 3 reset */ +#define ELNRNG 48 /* Link number out of range */ +#define EUNATCH 49 /* Protocol driver not attached */ +#define ENOCSI 50 /* No CSI structure available */ +#define EL2HLT 51 /* Level 2 halted */ +#define EBADE 52 /* Invalid exchange */ +#define EBADR 53 /* Invalid request descriptor */ +#define EXFULL 54 /* Exchange full */ +#define ENOANO 55 /* No anode */ +#define EBADRQC 56 /* Invalid request code */ +#define EBADSLT 57 /* Invalid slot */ + +#define EDEADLOCK EDEADLK + +#define EBFONT 59 /* Bad font file format */ +#define ENOSTR 60 /* Device not a stream */ +#define ENODATA 61 /* No data available */ +#define ETIME 62 /* Timer expired */ +#define ENOSR 63 /* Out of streams resources */ +#define ENONET 64 /* Machine is not on the network */ +#define ENOPKG 65 /* Package not installed */ +#define EREMOTE 66 /* Object is remote */ +#define ENOLINK 67 /* Link has been severed */ +#define EADV 68 /* Advertise error */ +#define ESRMNT 69 /* Srmount error */ +#define ECOMM 70 /* Communication error on send */ +#define EPROTO 71 /* Protocol error */ +#define EMULTIHOP 72 /* Multihop attempted */ +#define EDOTDOT 73 /* RFS specific error */ +#define EBADMSG 74 /* Not a data message */ +#define EOVERFLOW 75 /* Value too large for defined data type */ +#define ENOTUNIQ 76 /* Name not unique on network */ +#define EBADFD 77 /* File descriptor in bad state */ +#define EREMCHG 78 /* Remote address changed */ +#define ELIBACC 79 /* Can not access a needed shared library */ +#define ELIBBAD 80 /* Accessing a corrupted shared library */ +#define ELIBSCN 81 /* .lib section in a.out corrupted */ +#define ELIBMAX 82 /* Attempting to link in too many shared libraries */ +#define ELIBEXEC 83 /* Cannot exec a shared library directly */ +#define EILSEQ 84 /* Illegal byte sequence */ +#define ERESTART 85 /* Interrupted system call should be restarted */ +#define ESTRPIPE 86 /* Streams pipe error */ +#define EUSERS 87 /* Too many users */ +#define ENOTSOCK 88 /* Socket operation on non-socket */ +#define EDESTADDRREQ 89 /* Destination address required */ +#define EMSGSIZE 90 /* Message too long */ +#define EPROTOTYPE 91 /* Protocol wrong type for socket */ +#define ENOPROTOOPT 92 /* Protocol not available */ +#define EPROTONOSUPPORT 93 /* Protocol not supported */ +#define ESOCKTNOSUPPORT 94 /* Socket type not supported */ +#define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */ +#define EPFNOSUPPORT 96 /* Protocol family not supported */ +#define EAFNOSUPPORT 97 /* Address family not supported by protocol */ +#define EADDRINUSE 98 /* Address already in use */ +#define EADDRNOTAVAIL 99 /* Cannot assign requested address */ +#define ENETDOWN 100 /* Network is down */ +#define ENETUNREACH 101 /* Network is unreachable */ +#define ENETRESET 102 /* Network dropped connection because of reset */ +#define ECONNABORTED 103 /* Software caused connection abort */ +#define ECONNRESET 104 /* Connection reset by peer */ +#define ENOBUFS 105 /* No buffer space available */ +#define EISCONN 106 /* Transport endpoint is already connected */ +#define ENOTCONN 107 /* Transport endpoint is not connected */ +#define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */ +#define ETOOMANYREFS 109 /* Too many references: cannot splice */ +#define ETIMEDOUT 110 /* Connection timed out */ +#define ECONNREFUSED 111 /* Connection refused */ +#define EHOSTDOWN 112 /* Host is down */ +#define EHOSTUNREACH 113 /* No route to host */ +#define EALREADY 114 /* Operation already in progress */ +#define EINPROGRESS 115 /* Operation now in progress */ +#define ESTALE 116 /* Stale file handle */ +#define EUCLEAN 117 /* Structure needs cleaning */ +#define ENOTNAM 118 /* Not a XENIX named type file */ +#define ENAVAIL 119 /* No XENIX semaphores available */ +#define EISNAM 120 /* Is a named type file */ +#define EREMOTEIO 121 /* Remote I/O error */ +#define EDQUOT 122 /* Quota exceeded */ + +#define ENOMEDIUM 123 /* No medium found */ +#define EMEDIUMTYPE 124 /* Wrong medium type */ +#define ECANCELED 125 /* Operation Canceled */ +#define ENOKEY 126 /* Required key not available */ +#define EKEYEXPIRED 127 /* Key has expired */ +#define EKEYREVOKED 128 /* Key has been revoked */ +#define EKEYREJECTED 129 /* Key was rejected by service */ + +/* for robust mutexes */ +#define EOWNERDEAD 130 /* Owner died */ +#define ENOTRECOVERABLE 131 /* State not recoverable */ + +#define ERFKILL 132 /* Operation not possible due to RF-kill */ + +#define EHWPOISON 133 /* Memory page has hardware error */ + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h.blob new file mode 100644 index 0000000..cf7b1e1 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm-generic@errno.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h new file mode 100644 index 0000000..4c82b50 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h @@ -0,0 +1 @@ +#include diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h.blob new file mode 100644 index 0000000..43dd4fa Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@asm@errno.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h new file mode 100644 index 0000000..5730e77 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h @@ -0,0 +1,35 @@ +/* Monotonically increasing wide counters (at least 62 bits). + Copyright (C) 2016-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_ATOMIC_WIDE_COUNTER_H +#define _BITS_ATOMIC_WIDE_COUNTER_H + +/* Counter that is monotonically increasing (by less than 2**31 per + increment), with a single writer, and an arbitrary number of + readers. */ +typedef union +{ + __extension__ unsigned long long int __value64; + struct + { + unsigned int __low; + unsigned int __high; + } __value32; +} __atomic_wide_counter; + +#endif /* _BITS_ATOMIC_WIDE_COUNTER_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h.blob new file mode 100644 index 0000000..e37e5a9 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@atomic_wide_counter.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h new file mode 100644 index 0000000..456dd17 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h @@ -0,0 +1,79 @@ +/* Macros and inline functions to swap the order of bytes in integer values. + Copyright (C) 1997-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#if !defined _BYTESWAP_H && !defined _NETINET_IN_H && !defined _ENDIAN_H +# error "Never use directly; include instead." +#endif + +#ifndef _BITS_BYTESWAP_H +#define _BITS_BYTESWAP_H 1 + +#include +#include + +/* Swap bytes in 16-bit value. */ +#define __bswap_constant_16(x) \ + ((__uint16_t) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))) + +static __inline __uint16_t +__bswap_16 (__uint16_t __bsx) +{ +#if __GNUC_PREREQ (4, 8) + return __builtin_bswap16 (__bsx); +#else + return __bswap_constant_16 (__bsx); +#endif +} + +/* Swap bytes in 32-bit value. */ +#define __bswap_constant_32(x) \ + ((((x) & 0xff000000u) >> 24) | (((x) & 0x00ff0000u) >> 8) \ + | (((x) & 0x0000ff00u) << 8) | (((x) & 0x000000ffu) << 24)) + +static __inline __uint32_t +__bswap_32 (__uint32_t __bsx) +{ +#if __GNUC_PREREQ (4, 3) + return __builtin_bswap32 (__bsx); +#else + return __bswap_constant_32 (__bsx); +#endif +} + +/* Swap bytes in 64-bit value. */ +#define __bswap_constant_64(x) \ + ((((x) & 0xff00000000000000ull) >> 56) \ + | (((x) & 0x00ff000000000000ull) >> 40) \ + | (((x) & 0x0000ff0000000000ull) >> 24) \ + | (((x) & 0x000000ff00000000ull) >> 8) \ + | (((x) & 0x00000000ff000000ull) << 8) \ + | (((x) & 0x0000000000ff0000ull) << 24) \ + | (((x) & 0x000000000000ff00ull) << 40) \ + | (((x) & 0x00000000000000ffull) << 56)) + +__extension__ static __inline __uint64_t +__bswap_64 (__uint64_t __bsx) +{ +#if __GNUC_PREREQ (4, 3) + return __builtin_bswap64 (__bsx); +#else + return __bswap_constant_64 (__bsx); +#endif +} + +#endif /* _BITS_BYTESWAP_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h.blob new file mode 100644 index 0000000..37df1da Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@byteswap.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h new file mode 100644 index 0000000..16037ea --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h @@ -0,0 +1,124 @@ +/* Definition of the cpu_set_t structure used by the POSIX 1003.1b-1993 + scheduling interface. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_CPU_SET_H +#define _BITS_CPU_SET_H 1 + +#ifndef _SCHED_H +# error "Never include directly; use instead." +#endif + +/* Size definition for CPU sets. */ +#define __CPU_SETSIZE 1024 +#define __NCPUBITS (8 * sizeof (__cpu_mask)) + +/* Type for array elements in 'cpu_set_t'. */ +typedef __CPU_MASK_TYPE __cpu_mask; + +/* Basic access functions. */ +#define __CPUELT(cpu) ((cpu) / __NCPUBITS) +#define __CPUMASK(cpu) ((__cpu_mask) 1 << ((cpu) % __NCPUBITS)) + +/* Data structure to describe CPU mask. */ +typedef struct +{ + __cpu_mask __bits[__CPU_SETSIZE / __NCPUBITS]; +} cpu_set_t; + +/* Access functions for CPU masks. */ +#if __GNUC_PREREQ (2, 91) +# define __CPU_ZERO_S(setsize, cpusetp) \ + do __builtin_memset (cpusetp, '\0', setsize); while (0) +#else +# define __CPU_ZERO_S(setsize, cpusetp) \ + do { \ + size_t __i; \ + size_t __imax = (setsize) / sizeof (__cpu_mask); \ + __cpu_mask *__bits = (cpusetp)->__bits; \ + for (__i = 0; __i < __imax; ++__i) \ + __bits[__i] = 0; \ + } while (0) +#endif +#define __CPU_SET_S(cpu, setsize, cpusetp) \ + (__extension__ \ + ({ size_t __cpu = (cpu); \ + __cpu / 8 < (setsize) \ + ? (((__cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \ + |= __CPUMASK (__cpu)) \ + : 0; })) +#define __CPU_CLR_S(cpu, setsize, cpusetp) \ + (__extension__ \ + ({ size_t __cpu = (cpu); \ + __cpu / 8 < (setsize) \ + ? (((__cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \ + &= ~__CPUMASK (__cpu)) \ + : 0; })) +#define __CPU_ISSET_S(cpu, setsize, cpusetp) \ + (__extension__ \ + ({ size_t __cpu = (cpu); \ + __cpu / 8 < (setsize) \ + ? ((((const __cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \ + & __CPUMASK (__cpu))) != 0 \ + : 0; })) + +#define __CPU_COUNT_S(setsize, cpusetp) \ + __sched_cpucount (setsize, cpusetp) + +#if __GNUC_PREREQ (2, 91) +# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ + (__builtin_memcmp (cpusetp1, cpusetp2, setsize) == 0) +#else +# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ + (__extension__ \ + ({ const __cpu_mask *__arr1 = (cpusetp1)->__bits; \ + const __cpu_mask *__arr2 = (cpusetp2)->__bits; \ + size_t __imax = (setsize) / sizeof (__cpu_mask); \ + size_t __i; \ + for (__i = 0; __i < __imax; ++__i) \ + if (__arr1[__i] != __arr2[__i]) \ + break; \ + __i == __imax; })) +#endif + +#define __CPU_OP_S(setsize, destset, srcset1, srcset2, op) \ + (__extension__ \ + ({ cpu_set_t *__dest = (destset); \ + const __cpu_mask *__arr1 = (srcset1)->__bits; \ + const __cpu_mask *__arr2 = (srcset2)->__bits; \ + size_t __imax = (setsize) / sizeof (__cpu_mask); \ + size_t __i; \ + for (__i = 0; __i < __imax; ++__i) \ + ((__cpu_mask *) __dest->__bits)[__i] = __arr1[__i] op __arr2[__i]; \ + __dest; })) + +#define __CPU_ALLOC_SIZE(count) \ + ((((count) + __NCPUBITS - 1) / __NCPUBITS) * sizeof (__cpu_mask)) +#define __CPU_ALLOC(count) __sched_cpualloc (count) +#define __CPU_FREE(cpuset) __sched_cpufree (cpuset) + +__BEGIN_DECLS + +extern int __sched_cpucount (size_t __setsize, const cpu_set_t *__setp) + __THROW; +extern cpu_set_t *__sched_cpualloc (size_t __count) __THROW __wur; +extern void __sched_cpufree (cpu_set_t *__set) __THROW; + +__END_DECLS + +#endif /* bits/cpu-set.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h.blob new file mode 100644 index 0000000..42edc68 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@cpu-set.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h new file mode 100644 index 0000000..b659a00 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h @@ -0,0 +1,49 @@ +/* Endian macros for string.h functions + Copyright (C) 1992-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_ENDIAN_H +#define _BITS_ENDIAN_H 1 + +/* Definitions for byte order, according to significance of bytes, + from low addresses to high addresses. The value is what you get by + putting '4' in the most significant byte, '3' in the second most + significant byte, '2' in the second least significant byte, and '1' + in the least significant byte, and then writing down one digit for + each byte, starting with the byte at the lowest address at the left, + and proceeding to the byte with the highest address at the right. */ + +#define __LITTLE_ENDIAN 1234 +#define __BIG_ENDIAN 4321 +#define __PDP_ENDIAN 3412 + +/* This file defines `__BYTE_ORDER' for the particular machine. */ +#include + +/* Some machines may need to use a different endianness for floating point + values. */ +#ifndef __FLOAT_WORD_ORDER +# define __FLOAT_WORD_ORDER __BYTE_ORDER +#endif + +#if __BYTE_ORDER == __LITTLE_ENDIAN +# define __LONG_LONG_PAIR(HI, LO) LO, HI +#elif __BYTE_ORDER == __BIG_ENDIAN +# define __LONG_LONG_PAIR(HI, LO) HI, LO +#endif + +#endif /* bits/endian.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h.blob new file mode 100644 index 0000000..c6d89ba Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endian.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h new file mode 100644 index 0000000..962a9ae --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h @@ -0,0 +1,11 @@ +#ifndef _BITS_ENDIANNESS_H +#define _BITS_ENDIANNESS_H 1 + +#ifndef _BITS_ENDIAN_H +# error "Never use directly; include instead." +#endif + +/* i386/x86_64 are little-endian. */ +#define __BYTE_ORDER __LITTLE_ENDIAN + +#endif /* bits/endianness.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h.blob new file mode 100644 index 0000000..bc0418d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@endianness.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h new file mode 100644 index 0000000..d3d3a98 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h @@ -0,0 +1,53 @@ +/* Error constants. Linux specific version. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_ERRNO_H +#define _BITS_ERRNO_H 1 + +#if !defined _ERRNO_H +# error "Never include directly; use instead." +#endif + +# include + +/* Older Linux headers do not define these constants. */ +# ifndef ENOTSUP +# define ENOTSUP EOPNOTSUPP +# endif + +# ifndef ECANCELED +# define ECANCELED 125 +# endif + +# ifndef EOWNERDEAD +# define EOWNERDEAD 130 +# endif + +#ifndef ENOTRECOVERABLE +# define ENOTRECOVERABLE 131 +# endif + +# ifndef ERFKILL +# define ERFKILL 132 +# endif + +# ifndef EHWPOISON +# define EHWPOISON 133 +# endif + +#endif /* bits/errno.h. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h.blob new file mode 100644 index 0000000..446c194 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@errno.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h new file mode 100644 index 0000000..23306c9 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h @@ -0,0 +1,329 @@ +/* Macros to control TS 18661-3 glibc features where the same + definitions are appropriate for all platforms. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_FLOATN_COMMON_H +#define _BITS_FLOATN_COMMON_H + +#include +#include + +/* This header should be included at the bottom of each bits/floatn.h. + It defines the following macros for each _FloatN and _FloatNx type, + where the same definitions, or definitions based only on the macros + in bits/floatn.h, are appropriate for all glibc configurations. */ + +/* Defined to 1 if the current compiler invocation provides a + floating-point type with the right format for this type, and this + glibc includes corresponding *fN or *fNx interfaces for it. */ +#define __HAVE_FLOAT16 0 +#define __HAVE_FLOAT32 1 +#define __HAVE_FLOAT64 1 +#define __HAVE_FLOAT32X 1 +#define __HAVE_FLOAT128X 0 + +/* Defined to 1 if the corresponding __HAVE_ macro is 1 and the + type is the first with its format in the sequence of (the default + choices for) float, double, long double, _Float16, _Float32, + _Float64, _Float128, _Float32x, _Float64x, _Float128x for this + glibc; that is, if functions present once per floating-point format + rather than once per type are present for this type. + + All configurations supported by glibc have _Float32 the same format + as float, _Float64 and _Float32x the same format as double, the + _Float64x the same format as either long double or _Float128. No + configurations support _Float128x or, as of GCC 7, have compiler + support for a type meeting the requirements for _Float128x. */ +#define __HAVE_DISTINCT_FLOAT16 __HAVE_FLOAT16 +#define __HAVE_DISTINCT_FLOAT32 0 +#define __HAVE_DISTINCT_FLOAT64 0 +#define __HAVE_DISTINCT_FLOAT32X 0 +#define __HAVE_DISTINCT_FLOAT64X 0 +#define __HAVE_DISTINCT_FLOAT128X __HAVE_FLOAT128X + +/* Defined to 1 if the corresponding _FloatN type is not binary compatible + with the corresponding ISO C type in the current compilation unit as + opposed to __HAVE_DISTINCT_FLOATN, which indicates the default types built + in glibc. */ +#define __HAVE_FLOAT128_UNLIKE_LDBL (__HAVE_DISTINCT_FLOAT128 \ + && __LDBL_MANT_DIG__ != 113) + +/* Defined to 1 if any _FloatN or _FloatNx types that are not + ABI-distinct are however distinct types at the C language level (so + for the purposes of __builtin_types_compatible_p and _Generic). */ +#if __GNUC_PREREQ (7, 0) && !defined __cplusplus +# define __HAVE_FLOATN_NOT_TYPEDEF 1 +#else +# define __HAVE_FLOATN_NOT_TYPEDEF 0 +#endif + +#ifndef __ASSEMBLER__ + +/* Defined to concatenate the literal suffix to be used with _FloatN + or _FloatNx types, if __HAVE_ is 1. The corresponding + literal suffixes exist since GCC 7, for C only. */ +# if __HAVE_FLOAT16 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +/* No corresponding suffix available for this type. */ +# define __f16(x) ((_Float16) x##f) +# else +# define __f16(x) x##f16 +# endif +# endif + +# if __HAVE_FLOAT32 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# define __f32(x) x##f +# else +# define __f32(x) x##f32 +# endif +# endif + +# if __HAVE_FLOAT64 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# ifdef __NO_LONG_DOUBLE_MATH +# define __f64(x) x##l +# else +# define __f64(x) x +# endif +# else +# define __f64(x) x##f64 +# endif +# endif + +# if __HAVE_FLOAT32X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# define __f32x(x) x +# else +# define __f32x(x) x##f32x +# endif +# endif + +# if __HAVE_FLOAT64X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# if __HAVE_FLOAT64X_LONG_DOUBLE +# define __f64x(x) x##l +# else +# define __f64x(x) __f128 (x) +# endif +# else +# define __f64x(x) x##f64x +# endif +# endif + +# if __HAVE_FLOAT128X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# error "_Float128X supported but no constant suffix" +# else +# define __f128x(x) x##f128x +# endif +# endif + +/* Defined to a complex type if __HAVE_ is 1. */ +# if __HAVE_FLOAT16 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef _Complex float __cfloat16 __attribute__ ((__mode__ (__HC__))); +# define __CFLOAT16 __cfloat16 +# else +# define __CFLOAT16 _Complex _Float16 +# endif +# endif + +# if __HAVE_FLOAT32 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# define __CFLOAT32 _Complex float +# else +# define __CFLOAT32 _Complex _Float32 +# endif +# endif + +# if __HAVE_FLOAT64 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# ifdef __NO_LONG_DOUBLE_MATH +# define __CFLOAT64 _Complex long double +# else +# define __CFLOAT64 _Complex double +# endif +# else +# define __CFLOAT64 _Complex _Float64 +# endif +# endif + +# if __HAVE_FLOAT32X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# define __CFLOAT32X _Complex double +# else +# define __CFLOAT32X _Complex _Float32x +# endif +# endif + +# if __HAVE_FLOAT64X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# if __HAVE_FLOAT64X_LONG_DOUBLE +# define __CFLOAT64X _Complex long double +# else +# define __CFLOAT64X __CFLOAT128 +# endif +# else +# define __CFLOAT64X _Complex _Float64x +# endif +# endif + +# if __HAVE_FLOAT128X +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# error "_Float128X supported but no complex type" +# else +# define __CFLOAT128X _Complex _Float128x +# endif +# endif + +/* The remaining of this file provides support for older compilers. */ +# if __HAVE_FLOAT16 + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef float _Float16 __attribute__ ((__mode__ (__HF__))); +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf16() ((_Float16) __builtin_huge_val ()) +# define __builtin_inff16() ((_Float16) __builtin_inf ()) +# define __builtin_nanf16(x) ((_Float16) __builtin_nan (x)) +# define __builtin_nansf16(x) ((_Float16) __builtin_nans (x)) +# endif + +# endif + +# if __HAVE_FLOAT32 + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef float _Float32; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf32() (__builtin_huge_valf ()) +# define __builtin_inff32() (__builtin_inff ()) +# define __builtin_nanf32(x) (__builtin_nanf (x)) +# define __builtin_nansf32(x) (__builtin_nansf (x)) +# endif + +# endif + +# if __HAVE_FLOAT64 + +/* If double, long double and _Float64 all have the same set of + values, TS 18661-3 requires the usual arithmetic conversions on + long double and _Float64 to produce _Float64. For this to be the + case when building with a compiler without a distinct _Float64 + type, _Float64 must be a typedef for long double, not for + double. */ + +# ifdef __NO_LONG_DOUBLE_MATH + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef long double _Float64; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf64() (__builtin_huge_vall ()) +# define __builtin_inff64() (__builtin_infl ()) +# define __builtin_nanf64(x) (__builtin_nanl (x)) +# define __builtin_nansf64(x) (__builtin_nansl (x)) +# endif + +# else + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef double _Float64; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf64() (__builtin_huge_val ()) +# define __builtin_inff64() (__builtin_inf ()) +# define __builtin_nanf64(x) (__builtin_nan (x)) +# define __builtin_nansf64(x) (__builtin_nans (x)) +# endif + +# endif + +# endif + +# if __HAVE_FLOAT32X + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef double _Float32x; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf32x() (__builtin_huge_val ()) +# define __builtin_inff32x() (__builtin_inf ()) +# define __builtin_nanf32x(x) (__builtin_nan (x)) +# define __builtin_nansf32x(x) (__builtin_nans (x)) +# endif + +# endif + +# if __HAVE_FLOAT64X + +# if __HAVE_FLOAT64X_LONG_DOUBLE + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef long double _Float64x; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf64x() (__builtin_huge_vall ()) +# define __builtin_inff64x() (__builtin_infl ()) +# define __builtin_nanf64x(x) (__builtin_nanl (x)) +# define __builtin_nansf64x(x) (__builtin_nansl (x)) +# endif + +# else + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef _Float128 _Float64x; +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf64x() (__builtin_huge_valf128 ()) +# define __builtin_inff64x() (__builtin_inff128 ()) +# define __builtin_nanf64x(x) (__builtin_nanf128 (x)) +# define __builtin_nansf64x(x) (__builtin_nansf128 (x)) +# endif + +# endif + +# endif + +# if __HAVE_FLOAT128X + +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +# error "_Float128x supported but no type" +# endif + +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf128x() ((_Float128x) __builtin_huge_val ()) +# define __builtin_inff128x() ((_Float128x) __builtin_inf ()) +# define __builtin_nanf128x(x) ((_Float128x) __builtin_nan (x)) +# define __builtin_nansf128x(x) ((_Float128x) __builtin_nans (x)) +# endif + +# endif + +#endif /* !__ASSEMBLER__. */ + +#endif /* _BITS_FLOATN_COMMON_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h.blob new file mode 100644 index 0000000..561fac7 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn-common.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h new file mode 100644 index 0000000..f7f3d05 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h @@ -0,0 +1,121 @@ +/* Macros to control TS 18661-3 glibc features on x86. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_FLOATN_H +#define _BITS_FLOATN_H + +#include + +/* Defined to 1 if the current compiler invocation provides a + floating-point type with the IEEE 754 binary128 format, and this + glibc includes corresponding *f128 interfaces for it. The required + libgcc support was added some time after the basic compiler + support, for x86_64 and x86. */ +#if (defined __x86_64__ \ + ? __GNUC_PREREQ (4, 3) \ + : (defined __GNU__ ? __GNUC_PREREQ (4, 5) : __GNUC_PREREQ (4, 4))) +# define __HAVE_FLOAT128 1 +#else +# define __HAVE_FLOAT128 0 +#endif + +/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct + from the default float, double and long double types in this glibc. */ +#if __HAVE_FLOAT128 +# define __HAVE_DISTINCT_FLOAT128 1 +#else +# define __HAVE_DISTINCT_FLOAT128 0 +#endif + +/* Defined to 1 if the current compiler invocation provides a + floating-point type with the right format for _Float64x, and this + glibc includes corresponding *f64x interfaces for it. */ +#define __HAVE_FLOAT64X 1 + +/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format + of long double. Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has + the format of _Float128, which must be different from that of long + double. */ +#define __HAVE_FLOAT64X_LONG_DOUBLE 1 + +#ifndef __ASSEMBLER__ + +/* Defined to concatenate the literal suffix to be used with _Float128 + types, if __HAVE_FLOAT128 is 1. */ +# if __HAVE_FLOAT128 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +/* The literal suffix f128 exists only since GCC 7.0. */ +# define __f128(x) x##q +# else +# define __f128(x) x##f128 +# endif +# endif + +/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1. */ +# if __HAVE_FLOAT128 +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +/* Add a typedef for older GCC compilers which don't natively support + _Complex _Float128. */ +typedef _Complex float __cfloat128 __attribute__ ((__mode__ (__TC__))); +# define __CFLOAT128 __cfloat128 +# else +# define __CFLOAT128 _Complex _Float128 +# endif +# endif + +/* The remaining of this file provides support for older compilers. */ +# if __HAVE_FLOAT128 + +/* The type _Float128 exists only since GCC 7.0. */ +# if !__GNUC_PREREQ (7, 0) || (defined __cplusplus && !__GNUC_PREREQ (13, 0)) +typedef __float128 _Float128; +# endif + +/* __builtin_huge_valf128 doesn't exist before GCC 7.0. */ +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf128() ((_Float128) __builtin_huge_val ()) +# endif + +/* Older GCC has only a subset of built-in functions for _Float128 on + x86, and __builtin_infq is not usable in static initializers. + Converting a narrower sNaN to _Float128 produces a quiet NaN, so + attempts to use _Float128 sNaNs will not work properly with older + compilers. */ +# if !__GNUC_PREREQ (7, 0) +# define __builtin_copysignf128 __builtin_copysignq +# define __builtin_fabsf128 __builtin_fabsq +# define __builtin_inff128() ((_Float128) __builtin_inf ()) +# define __builtin_nanf128(x) ((_Float128) __builtin_nan (x)) +# define __builtin_nansf128(x) ((_Float128) __builtin_nans (x)) +# endif + +/* In math/math.h, __MATH_TG will expand signbit to __builtin_signbit*, + e.g.: __builtin_signbitf128, before GCC 6. However, there has never + been a __builtin_signbitf128 in GCC and the type-generic builtin is + only available since GCC 6. */ +# if !__GNUC_PREREQ (6, 0) +# define __builtin_signbitf128 __signbitf128 +# endif + +# endif + +#endif /* !__ASSEMBLER__. */ + +#include + +#endif /* _BITS_FLOATN_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h.blob new file mode 100644 index 0000000..1f74487 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@floatn.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h new file mode 100644 index 0000000..73af2af --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h @@ -0,0 +1,110 @@ +/* Handle feature test macros at the start of a header. + Copyright (C) 2016-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* This header is internal to glibc and should not be included outside + of glibc headers. Headers including it must define + __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION first. This header + cannot have multiple include guards because ISO C feature test + macros depend on the definition of the macro when an affected + header is included, not when the first system header is + included. */ + +#ifndef __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +# error "Never include directly." +#endif + +#undef __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION + +#include + +/* ISO/IEC TR 24731-2:2010 defines the __STDC_WANT_LIB_EXT2__ + macro. */ +#undef __GLIBC_USE_LIB_EXT2 +#if (defined __USE_GNU \ + || (defined __STDC_WANT_LIB_EXT2__ && __STDC_WANT_LIB_EXT2__ > 0)) +# define __GLIBC_USE_LIB_EXT2 1 +#else +# define __GLIBC_USE_LIB_EXT2 0 +#endif + +/* ISO/IEC TS 18661-1:2014 defines the __STDC_WANT_IEC_60559_BFP_EXT__ + macro. Most but not all symbols enabled by that macro in TS + 18661-1 are enabled unconditionally in C2X. In C2X, the symbols in + Annex F still require a new feature test macro + __STDC_WANT_IEC_60559_EXT__ instead (C2X does not define + __STDC_WANT_IEC_60559_BFP_EXT__), while a few features from TS + 18661-1 are not included in C2X (and thus should depend on + __STDC_WANT_IEC_60559_BFP_EXT__ even when C2X features are + enabled). + + __GLIBC_USE (IEC_60559_BFP_EXT) controls those features from TS + 18661-1 not included in C2X. + + __GLIBC_USE (IEC_60559_BFP_EXT_C2X) controls those features from TS + 18661-1 that are also included in C2X (with no feature test macro + required in C2X). + + __GLIBC_USE (IEC_60559_EXT) controls those features from TS 18661-1 + that are included in C2X but conditional on + __STDC_WANT_IEC_60559_EXT__. (There are currently no features + conditional on __STDC_WANT_IEC_60559_EXT__ that are not in TS + 18661-1.) */ +#undef __GLIBC_USE_IEC_60559_BFP_EXT +#if defined __USE_GNU || defined __STDC_WANT_IEC_60559_BFP_EXT__ +# define __GLIBC_USE_IEC_60559_BFP_EXT 1 +#else +# define __GLIBC_USE_IEC_60559_BFP_EXT 0 +#endif +#undef __GLIBC_USE_IEC_60559_BFP_EXT_C2X +#if __GLIBC_USE (IEC_60559_BFP_EXT) || __GLIBC_USE (ISOC2X) +# define __GLIBC_USE_IEC_60559_BFP_EXT_C2X 1 +#else +# define __GLIBC_USE_IEC_60559_BFP_EXT_C2X 0 +#endif +#undef __GLIBC_USE_IEC_60559_EXT +#if __GLIBC_USE (IEC_60559_BFP_EXT) || defined __STDC_WANT_IEC_60559_EXT__ +# define __GLIBC_USE_IEC_60559_EXT 1 +#else +# define __GLIBC_USE_IEC_60559_EXT 0 +#endif + +/* ISO/IEC TS 18661-4:2015 defines the + __STDC_WANT_IEC_60559_FUNCS_EXT__ macro. Other than the reduction + functions, the symbols from this TS are enabled unconditionally in + C2X. */ +#undef __GLIBC_USE_IEC_60559_FUNCS_EXT +#if defined __USE_GNU || defined __STDC_WANT_IEC_60559_FUNCS_EXT__ +# define __GLIBC_USE_IEC_60559_FUNCS_EXT 1 +#else +# define __GLIBC_USE_IEC_60559_FUNCS_EXT 0 +#endif +#undef __GLIBC_USE_IEC_60559_FUNCS_EXT_C2X +#if __GLIBC_USE (IEC_60559_FUNCS_EXT) || __GLIBC_USE (ISOC2X) +# define __GLIBC_USE_IEC_60559_FUNCS_EXT_C2X 1 +#else +# define __GLIBC_USE_IEC_60559_FUNCS_EXT_C2X 0 +#endif + +/* ISO/IEC TS 18661-3:2015 defines the + __STDC_WANT_IEC_60559_TYPES_EXT__ macro. */ +#undef __GLIBC_USE_IEC_60559_TYPES_EXT +#if defined __USE_GNU || defined __STDC_WANT_IEC_60559_TYPES_EXT__ +# define __GLIBC_USE_IEC_60559_TYPES_EXT 1 +#else +# define __GLIBC_USE_IEC_60559_TYPES_EXT 0 +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h.blob new file mode 100644 index 0000000..2ddcc8d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@libc-header-start.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h new file mode 100644 index 0000000..4487c12 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h @@ -0,0 +1,40 @@ +/* Definition of locale category symbol values. + Copyright (C) 2001-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#if !defined _LOCALE_H && !defined _LANGINFO_H +# error "Never use directly; include instead." +#endif + +#ifndef _BITS_LOCALE_H +#define _BITS_LOCALE_H 1 + +#define __LC_CTYPE 0 +#define __LC_NUMERIC 1 +#define __LC_TIME 2 +#define __LC_COLLATE 3 +#define __LC_MONETARY 4 +#define __LC_MESSAGES 5 +#define __LC_ALL 6 +#define __LC_PAPER 7 +#define __LC_NAME 8 +#define __LC_ADDRESS 9 +#define __LC_TELEPHONE 10 +#define __LC_MEASUREMENT 11 +#define __LC_IDENTIFICATION 12 + +#endif /* bits/locale.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h.blob new file mode 100644 index 0000000..bac4593 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@locale.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h new file mode 100644 index 0000000..214d443 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h @@ -0,0 +1,21 @@ +/* Properties of long double type. ldbl-96 version. + Copyright (C) 2016-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* long double is distinct from double, so there is nothing to + define here. */ +#define __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI 0 diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h.blob new file mode 100644 index 0000000..f4b4d4b Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@long-double.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h new file mode 100644 index 0000000..be0a66b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h @@ -0,0 +1,31 @@ +/* Definition of PTHREAD_STACK_MIN, possibly dynamic. + Copyright (C) 2021-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef PTHREAD_STACK_MIN +# if defined __USE_DYNAMIC_STACK_SIZE && __USE_DYNAMIC_STACK_SIZE +# ifndef __ASSEMBLER__ +# define __SC_THREAD_STACK_MIN_VALUE 75 +__BEGIN_DECLS +extern long int __sysconf (int __name) __THROW; +__END_DECLS +# define PTHREAD_STACK_MIN __sysconf (__SC_THREAD_STACK_MIN_VALUE) +# endif +# else +# include +# endif +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h.blob new file mode 100644 index 0000000..2f808e8 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthread_stack_min-dynamic.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h new file mode 100644 index 0000000..20b3854 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h @@ -0,0 +1,55 @@ +/* Copyright (C) 2002-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_PTHREADTYPES_ARCH_H +#define _BITS_PTHREADTYPES_ARCH_H 1 + +#include + +#ifdef __x86_64__ +# if __WORDSIZE == 64 +# define __SIZEOF_PTHREAD_MUTEX_T 40 +# define __SIZEOF_PTHREAD_ATTR_T 56 +# define __SIZEOF_PTHREAD_RWLOCK_T 56 +# define __SIZEOF_PTHREAD_BARRIER_T 32 +# else +# define __SIZEOF_PTHREAD_MUTEX_T 32 +# define __SIZEOF_PTHREAD_ATTR_T 32 +# define __SIZEOF_PTHREAD_RWLOCK_T 44 +# define __SIZEOF_PTHREAD_BARRIER_T 20 +# endif +#else +# define __SIZEOF_PTHREAD_MUTEX_T 24 +# define __SIZEOF_PTHREAD_ATTR_T 36 +# define __SIZEOF_PTHREAD_RWLOCK_T 32 +# define __SIZEOF_PTHREAD_BARRIER_T 20 +#endif +#define __SIZEOF_PTHREAD_MUTEXATTR_T 4 +#define __SIZEOF_PTHREAD_COND_T 48 +#define __SIZEOF_PTHREAD_CONDATTR_T 4 +#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 +#define __SIZEOF_PTHREAD_BARRIERATTR_T 4 + +#define __LOCK_ALIGNMENT +#define __ONCE_ALIGNMENT + +#ifndef __x86_64__ +/* Extra attributes for the cleanup functions. */ +# define __cleanup_fct_attribute __attribute__ ((__regparm__ (1))) +#endif + +#endif /* bits/pthreadtypes.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h.blob new file mode 100644 index 0000000..901327b Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes-arch.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h new file mode 100644 index 0000000..65464ee --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h @@ -0,0 +1,121 @@ +/* Declaration of common pthread types for all architectures. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_PTHREADTYPES_COMMON_H +# define _BITS_PTHREADTYPES_COMMON_H 1 + +/* For internal mutex and condition variable definitions. */ +#include + +/* Thread identifiers. The structure of the attribute type is not + exposed on purpose. */ +typedef unsigned long int pthread_t; + + +/* Data structures for mutex handling. The structure of the attribute + type is not exposed on purpose. */ +typedef union +{ + char __size[__SIZEOF_PTHREAD_MUTEXATTR_T]; + int __align; +} pthread_mutexattr_t; + + +/* Data structure for condition variable handling. The structure of + the attribute type is not exposed on purpose. */ +typedef union +{ + char __size[__SIZEOF_PTHREAD_CONDATTR_T]; + int __align; +} pthread_condattr_t; + + +/* Keys for thread-specific data */ +typedef unsigned int pthread_key_t; + + +/* Once-only execution */ +typedef int __ONCE_ALIGNMENT pthread_once_t; + + +union pthread_attr_t +{ + char __size[__SIZEOF_PTHREAD_ATTR_T]; + long int __align; +}; +#ifndef __have_pthread_attr_t +typedef union pthread_attr_t pthread_attr_t; +# define __have_pthread_attr_t 1 +#endif + + +typedef union +{ + struct __pthread_mutex_s __data; + char __size[__SIZEOF_PTHREAD_MUTEX_T]; + long int __align; +} pthread_mutex_t; + + +typedef union +{ + struct __pthread_cond_s __data; + char __size[__SIZEOF_PTHREAD_COND_T]; + __extension__ long long int __align; +} pthread_cond_t; + + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Data structure for reader-writer lock variable handling. The + structure of the attribute type is deliberately not exposed. */ +typedef union +{ + struct __pthread_rwlock_arch_t __data; + char __size[__SIZEOF_PTHREAD_RWLOCK_T]; + long int __align; +} pthread_rwlock_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T]; + long int __align; +} pthread_rwlockattr_t; +#endif + + +#ifdef __USE_XOPEN2K +/* POSIX spinlock data type. */ +typedef volatile int pthread_spinlock_t; + + +/* POSIX barriers data type. The structure of the type is + deliberately not exposed. */ +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIER_T]; + long int __align; +} pthread_barrier_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIERATTR_T]; + int __align; +} pthread_barrierattr_t; +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h.blob new file mode 100644 index 0000000..7f0e6cc Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@pthreadtypes.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h new file mode 100644 index 0000000..302a5ee --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h @@ -0,0 +1,104 @@ +/* Definitions of constants and data structure for POSIX 1003.1b-1993 + scheduling interface. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_SCHED_H +#define _BITS_SCHED_H 1 + +#ifndef _SCHED_H +# error "Never include directly; use instead." +#endif + +/* Scheduling algorithms. */ +#define SCHED_OTHER 0 +#define SCHED_FIFO 1 +#define SCHED_RR 2 +#ifdef __USE_GNU +# define SCHED_BATCH 3 +# define SCHED_ISO 4 +# define SCHED_IDLE 5 +# define SCHED_DEADLINE 6 + +# define SCHED_RESET_ON_FORK 0x40000000 +#endif + +#ifdef __USE_GNU +/* Cloning flags. */ +# define CSIGNAL 0x000000ff /* Signal mask to be sent at exit. */ +# define CLONE_VM 0x00000100 /* Set if VM shared between processes. */ +# define CLONE_FS 0x00000200 /* Set if fs info shared between processes. */ +# define CLONE_FILES 0x00000400 /* Set if open files shared between processes. */ +# define CLONE_SIGHAND 0x00000800 /* Set if signal handlers shared. */ +# define CLONE_PIDFD 0x00001000 /* Set if a pidfd should be placed + in parent. */ +# define CLONE_PTRACE 0x00002000 /* Set if tracing continues on the child. */ +# define CLONE_VFORK 0x00004000 /* Set if the parent wants the child to + wake it up on mm_release. */ +# define CLONE_PARENT 0x00008000 /* Set if we want to have the same + parent as the cloner. */ +# define CLONE_THREAD 0x00010000 /* Set to add to same thread group. */ +# define CLONE_NEWNS 0x00020000 /* Set to create new namespace. */ +# define CLONE_SYSVSEM 0x00040000 /* Set to shared SVID SEM_UNDO semantics. */ +# define CLONE_SETTLS 0x00080000 /* Set TLS info. */ +# define CLONE_PARENT_SETTID 0x00100000 /* Store TID in userlevel buffer + before MM copy. */ +# define CLONE_CHILD_CLEARTID 0x00200000 /* Register exit futex and memory + location to clear. */ +# define CLONE_DETACHED 0x00400000 /* Create clone detached. */ +# define CLONE_UNTRACED 0x00800000 /* Set if the tracing process can't + force CLONE_PTRACE on this clone. */ +# define CLONE_CHILD_SETTID 0x01000000 /* Store TID in userlevel buffer in + the child. */ +# define CLONE_NEWCGROUP 0x02000000 /* New cgroup namespace. */ +# define CLONE_NEWUTS 0x04000000 /* New utsname group. */ +# define CLONE_NEWIPC 0x08000000 /* New ipcs. */ +# define CLONE_NEWUSER 0x10000000 /* New user namespace. */ +# define CLONE_NEWPID 0x20000000 /* New pid namespace. */ +# define CLONE_NEWNET 0x40000000 /* New network namespace. */ +# define CLONE_IO 0x80000000 /* Clone I/O context. */ + +/* cloning flags intersect with CSIGNAL so can be used only with unshare and + clone3 syscalls. */ +#define CLONE_NEWTIME 0x00000080 /* New time namespace */ +#endif + +#include + +__BEGIN_DECLS + +#ifdef __USE_GNU +/* Clone current process. */ +extern int clone (int (*__fn) (void *__arg), void *__child_stack, + int __flags, void *__arg, ...) __THROW; + +/* Unshare the specified resources. */ +extern int unshare (int __flags) __THROW; + +/* Get index of currently used CPU. */ +extern int sched_getcpu (void) __THROW; + +/* Get currently used CPU and NUMA node. */ +extern int getcpu (unsigned int *, unsigned int *) __THROW; + +/* Switch process to namespace of type NSTYPE indicated by FD. */ +extern int setns (int __fd, int __nstype) __THROW; +#endif + +__END_DECLS + +#endif /* bits/sched.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h.blob new file mode 100644 index 0000000..bc52797 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@sched.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h new file mode 100644 index 0000000..061d67f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h @@ -0,0 +1,37 @@ +/* Copyright (C) 1997-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SYS_SELECT_H +# error "Never use directly; include instead." +#endif + + +/* We don't use `memset' because this would require a prototype and + the array isn't too big. */ +#define __FD_ZERO(s) \ + do { \ + unsigned int __i; \ + fd_set *__arr = (s); \ + for (__i = 0; __i < sizeof (fd_set) / sizeof (__fd_mask); ++__i) \ + __FDS_BITS (__arr)[__i] = 0; \ + } while (0) +#define __FD_SET(d, s) \ + ((void) (__FDS_BITS (s)[__FD_ELT(d)] |= __FD_MASK(d))) +#define __FD_CLR(d, s) \ + ((void) (__FDS_BITS (s)[__FD_ELT(d)] &= ~__FD_MASK(d))) +#define __FD_ISSET(d, s) \ + ((__FDS_BITS (s)[__FD_ELT (d)] & __FD_MASK (d)) != 0) diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h.blob new file mode 100644 index 0000000..70e9b85 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@select.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h new file mode 100644 index 0000000..353ba1d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h @@ -0,0 +1,40 @@ +/* Copyright (C) 2001-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* Define the machine-dependent type `jmp_buf'. x86-64 version. */ +#ifndef _BITS_SETJMP_H +#define _BITS_SETJMP_H 1 + +#if !defined _SETJMP_H && !defined _PTHREAD_H +# error "Never include directly; use instead." +#endif + +#include + +#ifndef _ASM + +# if __WORDSIZE == 64 +typedef long int __jmp_buf[8]; +# elif defined __x86_64__ +__extension__ typedef long long int __jmp_buf[8]; +# else +typedef int __jmp_buf[6]; +# endif + +#endif + +#endif /* bits/setjmp.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h.blob new file mode 100644 index 0000000..73405f5 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@setjmp.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h new file mode 100644 index 0000000..3d943a8 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h @@ -0,0 +1,29 @@ +/* Define intN_t types. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_STDINT_INTN_H +#define _BITS_STDINT_INTN_H 1 + +#include + +typedef __int8_t int8_t; +typedef __int16_t int16_t; +typedef __int32_t int32_t; +typedef __int64_t int64_t; + +#endif /* bits/stdint-intn.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h.blob new file mode 100644 index 0000000..97717f2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdint-intn.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h new file mode 100644 index 0000000..fc40677 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h @@ -0,0 +1,39 @@ +/* Copyright (C) 1994-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_STDIO_LIM_H +#define _BITS_STDIO_LIM_H 1 + +#ifndef _STDIO_H +# error "Never include directly; use instead." +#endif + +#define L_tmpnam 20 +#define TMP_MAX 238328 +#define FILENAME_MAX 4096 + +#ifdef __USE_POSIX +# define L_ctermid 9 +# if !defined __USE_XOPEN2K || defined __USE_GNU +# define L_cuserid 9 +# endif +#endif + +#undef FOPEN_MAX +#define FOPEN_MAX 16 + +#endif /* bits/stdio_lim.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h.blob new file mode 100644 index 0000000..74fbc38 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdio_lim.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h new file mode 100644 index 0000000..b16d0bb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h @@ -0,0 +1,29 @@ +/* Floating-point inline functions for stdlib.h. + Copyright (C) 2012-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _STDLIB_H +# error "Never use directly; include instead." +#endif + +#ifdef __USE_EXTERN_INLINES +__extern_inline double +__NTH (atof (const char *__nptr)) +{ + return strtod (__nptr, (char **) NULL); +} +#endif /* Optimizing and Inlining. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h.blob new file mode 100644 index 0000000..b8a6f15 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@stdlib-float.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h new file mode 100644 index 0000000..ac1ff8d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h @@ -0,0 +1,63 @@ +/* x86 internal mutex struct definitions. + Copyright (C) 2019-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _THREAD_MUTEX_INTERNAL_H +#define _THREAD_MUTEX_INTERNAL_H 1 + +struct __pthread_mutex_s +{ + int __lock; + unsigned int __count; + int __owner; +#ifdef __x86_64__ + unsigned int __nusers; +#endif + /* KIND must stay at this position in the structure to maintain + binary compatibility with static initializers. */ + int __kind; +#ifdef __x86_64__ + short __spins; + short __elision; + __pthread_list_t __list; +# define __PTHREAD_MUTEX_HAVE_PREV 1 +#else + unsigned int __nusers; + __extension__ union + { + struct + { + short __espins; + short __eelision; +# define __spins __elision_data.__espins +# define __elision __elision_data.__eelision + } __elision_data; + __pthread_slist_t __list; + }; +# define __PTHREAD_MUTEX_HAVE_PREV 0 +#endif +}; + +#ifdef __x86_64__ +# define __PTHREAD_MUTEX_INITIALIZER(__kind) \ + 0, 0, 0, 0, __kind, 0, 0, { 0, 0 } +#else +# define __PTHREAD_MUTEX_INITIALIZER(__kind) \ + 0, 0, 0, __kind, 0, { { 0, 0 } } +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h.blob new file mode 100644 index 0000000..d415dce Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_mutex.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h new file mode 100644 index 0000000..44ff452 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h @@ -0,0 +1,65 @@ +/* x86 internal rwlock struct definitions. + Copyright (C) 2019-2023 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _RWLOCK_INTERNAL_H +#define _RWLOCK_INTERNAL_H + +struct __pthread_rwlock_arch_t +{ + unsigned int __readers; + unsigned int __writers; + unsigned int __wrphase_futex; + unsigned int __writers_futex; + unsigned int __pad3; + unsigned int __pad4; +#ifdef __x86_64__ + int __cur_writer; + int __shared; + signed char __rwelision; +# ifdef __ILP32__ + unsigned char __pad1[3]; +# define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0 } +# else + unsigned char __pad1[7]; +# define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0, 0, 0, 0, 0 } +# endif + unsigned long int __pad2; + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned int __flags; +#else /* __x86_64__ */ + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned char __flags; + unsigned char __shared; + signed char __rwelision; + unsigned char __pad2; + int __cur_writer; +#endif +}; + +#ifdef __x86_64__ +# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \ + 0, 0, 0, 0, 0, 0, 0, 0, __PTHREAD_RWLOCK_ELISION_EXTRA, 0, __flags +#else +# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \ + 0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0 +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h.blob new file mode 100644 index 0000000..99b9e57 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@struct_rwlock.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h new file mode 100644 index 0000000..2de6ff9 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h @@ -0,0 +1,115 @@ +/* Common threading primitives definitions for both POSIX and C11. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _THREAD_SHARED_TYPES_H +#define _THREAD_SHARED_TYPES_H 1 + +/* Arch-specific definitions. Each architecture must define the following + macros to define the expected sizes of pthread data types: + + __SIZEOF_PTHREAD_ATTR_T - size of pthread_attr_t. + __SIZEOF_PTHREAD_MUTEX_T - size of pthread_mutex_t. + __SIZEOF_PTHREAD_MUTEXATTR_T - size of pthread_mutexattr_t. + __SIZEOF_PTHREAD_COND_T - size of pthread_cond_t. + __SIZEOF_PTHREAD_CONDATTR_T - size of pthread_condattr_t. + __SIZEOF_PTHREAD_RWLOCK_T - size of pthread_rwlock_t. + __SIZEOF_PTHREAD_RWLOCKATTR_T - size of pthread_rwlockattr_t. + __SIZEOF_PTHREAD_BARRIER_T - size of pthread_barrier_t. + __SIZEOF_PTHREAD_BARRIERATTR_T - size of pthread_barrierattr_t. + + The additional macro defines any constraint for the lock alignment + inside the thread structures: + + __LOCK_ALIGNMENT - for internal lock/futex usage. + + Same idea but for the once locking primitive: + + __ONCE_ALIGNMENT - for pthread_once_t/once_flag definition. */ + +#include + +#include + + +/* Common definition of pthread_mutex_t. */ + +typedef struct __pthread_internal_list +{ + struct __pthread_internal_list *__prev; + struct __pthread_internal_list *__next; +} __pthread_list_t; + +typedef struct __pthread_internal_slist +{ + struct __pthread_internal_slist *__next; +} __pthread_slist_t; + +/* Arch-specific mutex definitions. A generic implementation is provided + by sysdeps/nptl/bits/struct_mutex.h. If required, an architecture + can override it by defining: + + 1. struct __pthread_mutex_s (used on both pthread_mutex_t and mtx_t + definition). It should contains at least the internal members + defined in the generic version. + + 2. __LOCK_ALIGNMENT for any extra attribute for internal lock used with + atomic operations. + + 3. The macro __PTHREAD_MUTEX_INITIALIZER used for static initialization. + It should initialize the mutex internal flag. */ + +#include + +/* Arch-sepecific read-write lock definitions. A generic implementation is + provided by struct_rwlock.h. If required, an architecture can override it + by defining: + + 1. struct __pthread_rwlock_arch_t (used on pthread_rwlock_t definition). + It should contain at least the internal members defined in the + generic version. + + 2. The macro __PTHREAD_RWLOCK_INITIALIZER used for static initialization. + It should initialize the rwlock internal type. */ + +#include + + +/* Common definition of pthread_cond_t. */ + +struct __pthread_cond_s +{ + __atomic_wide_counter __wseq; + __atomic_wide_counter __g1_start; + unsigned int __g_refs[2] __LOCK_ALIGNMENT; + unsigned int __g_size[2]; + unsigned int __g1_orig_size; + unsigned int __wrefs; + unsigned int __g_signals[2]; +}; + +typedef unsigned int __tss_t; +typedef unsigned long int __thrd_t; + +typedef struct +{ + int __data __ONCE_ALIGNMENT; +} __once_flag; + +#define __ONCE_FLAG_INIT { 0 } + +#endif /* _THREAD_SHARED_TYPES_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h.blob new file mode 100644 index 0000000..5d452ce Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@thread-shared-types.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h new file mode 100644 index 0000000..1e6662a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h @@ -0,0 +1,93 @@ +/* System-dependent timing definitions. Linux version. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * Never include this file directly; use instead. + */ + +#ifndef _BITS_TIME_H +#define _BITS_TIME_H 1 + +#include + +/* ISO/IEC 9899:1999 7.23.1: Components of time + The macro `CLOCKS_PER_SEC' is an expression with type `clock_t' that is + the number per second of the value returned by the `clock' function. */ +/* CAE XSH, Issue 4, Version 2: + The value of CLOCKS_PER_SEC is required to be 1 million on all + XSI-conformant systems. */ +#define CLOCKS_PER_SEC ((__clock_t) 1000000) + +#if (!defined __STRICT_ANSI__ || defined __USE_POSIX) \ + && !defined __USE_XOPEN2K +/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK + presents the real value for clock ticks per second for the system. */ +extern long int __sysconf (int); +# define CLK_TCK ((__clock_t) __sysconf (2)) /* 2 is _SC_CLK_TCK */ +#endif + +#ifdef __USE_POSIX199309 +/* Identifier for system-wide realtime clock. */ +# define CLOCK_REALTIME 0 +/* Monotonic system-wide clock. */ +# define CLOCK_MONOTONIC 1 +/* High-resolution timer from the CPU. */ +# define CLOCK_PROCESS_CPUTIME_ID 2 +/* Thread-specific CPU-time clock. */ +# define CLOCK_THREAD_CPUTIME_ID 3 +/* Monotonic system-wide clock, not adjusted for frequency scaling. */ +# define CLOCK_MONOTONIC_RAW 4 +/* Identifier for system-wide realtime clock, updated only on ticks. */ +# define CLOCK_REALTIME_COARSE 5 +/* Monotonic system-wide clock, updated only on ticks. */ +# define CLOCK_MONOTONIC_COARSE 6 +/* Monotonic system-wide clock that includes time spent in suspension. */ +# define CLOCK_BOOTTIME 7 +/* Like CLOCK_REALTIME but also wakes suspended system. */ +# define CLOCK_REALTIME_ALARM 8 +/* Like CLOCK_BOOTTIME but also wakes suspended system. */ +# define CLOCK_BOOTTIME_ALARM 9 +/* Like CLOCK_REALTIME but in International Atomic Time. */ +# define CLOCK_TAI 11 + +/* Flag to indicate time is absolute. */ +# define TIMER_ABSTIME 1 +#endif + +#ifdef __USE_GNU +# include + +__BEGIN_DECLS + +/* Tune a POSIX clock. */ +extern int clock_adjtime (__clockid_t __clock_id, struct timex *__utx) __THROW __nonnull((2)); + +#ifdef __USE_TIME_BITS64 +# if defined(__REDIRECT_NTH) +extern int __REDIRECT_NTH (clock_adjtime, (__clockid_t __clock_id, + struct timex *__utx), + __clock_adjtime64) __nonnull((2)); +# else +# define clock_adjtime __clock_adjtime64 +# endif +#endif + +__END_DECLS +#endif /* use GNU */ + +#endif /* bits/time.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h.blob new file mode 100644 index 0000000..baf8245 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h new file mode 100644 index 0000000..723db1e --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h @@ -0,0 +1,36 @@ +/* bits/time64.h -- underlying types for __time64_t. Generic version. + Copyright (C) 2018-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TYPES_H +# error "Never include directly; use instead." +#endif + +#ifndef _BITS_TIME64_H +#define _BITS_TIME64_H 1 + +/* Define __TIME64_T_TYPE so that it is always a 64-bit type. */ + +#if __TIMESIZE == 64 +/* If we already have 64-bit time type then use it. */ +# define __TIME64_T_TYPE __TIME_T_TYPE +#else +/* Define a 64-bit time type alongsize the 32-bit one. */ +# define __TIME64_T_TYPE __SQUAD_TYPE +#endif + +#endif /* bits/time64.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h.blob new file mode 100644 index 0000000..4cd7141 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@time64.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h new file mode 100644 index 0000000..5cb0415 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h @@ -0,0 +1,27 @@ +/* Bit size of the time_t type at glibc build time, x86-64 and x32 case. + Copyright (C) 2018-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +#if defined __x86_64__ && defined __ILP32__ +/* For x32, time is 64-bit even though word size is 32-bit. */ +# define __TIMESIZE 64 +#else +/* For others, time size is word size. */ +# define __TIMESIZE __WORDSIZE +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h.blob new file mode 100644 index 0000000..2cd3641 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timesize.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h new file mode 100644 index 0000000..b5601ef --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h @@ -0,0 +1,141 @@ +/* Copyright (C) 1995-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TIMEX_H +#define _BITS_TIMEX_H 1 + +#include +#include + +/* These definitions from linux/timex.h as of 3.18. */ + +struct timex +{ +# if defined __USE_TIME_BITS64 || (__TIMESIZE == 64 && __WORDSIZE == 32) + unsigned int modes; /* mode selector */ + int :32; /* pad */ + long long offset; /* time offset (usec) */ + long long freq; /* frequency offset (scaled ppm) */ + long long maxerror; /* maximum error (usec) */ + long long esterror; /* estimated error (usec) */ + int status; /* clock command/status */ + int :32; /* pad */ + long long constant; /* pll time constant */ + long long precision; /* clock precision (usec) (read only) */ + long long tolerance; /* clock frequency tolerance (ppm) (ro) */ + struct timeval time; /* (read only, except for ADJ_SETOFFSET) */ + long long tick; /* (modified) usecs between clock ticks */ + long long ppsfreq; /* pps frequency (scaled ppm) (ro) */ + long long jitter; /* pps jitter (us) (ro) */ + int shift; /* interval duration (s) (shift) (ro) */ + int :32; /* pad */ + long long stabil; /* pps stability (scaled ppm) (ro) */ + long long jitcnt; /* jitter limit exceeded (ro) */ + long long calcnt; /* calibration intervals (ro) */ + long long errcnt; /* calibration errors (ro) */ + long long stbcnt; /* stability limit exceeded (ro) */ + + int tai; /* TAI offset (ro) */ + + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; +# else + unsigned int modes; /* mode selector */ + __syscall_slong_t offset; /* time offset (usec) */ + __syscall_slong_t freq; /* frequency offset (scaled ppm) */ + __syscall_slong_t maxerror; /* maximum error (usec) */ + __syscall_slong_t esterror; /* estimated error (usec) */ + int status; /* clock command/status */ + __syscall_slong_t constant; /* pll time constant */ + __syscall_slong_t precision; /* clock precision (usec) (ro) */ + __syscall_slong_t tolerance; /* clock frequency tolerance (ppm) (ro) */ + struct timeval time; /* (read only, except for ADJ_SETOFFSET) */ + __syscall_slong_t tick; /* (modified) usecs between clock ticks */ + __syscall_slong_t ppsfreq; /* pps frequency (scaled ppm) (ro) */ + __syscall_slong_t jitter; /* pps jitter (us) (ro) */ + int shift; /* interval duration (s) (shift) (ro) */ + __syscall_slong_t stabil; /* pps stability (scaled ppm) (ro) */ + __syscall_slong_t jitcnt; /* jitter limit exceeded (ro) */ + __syscall_slong_t calcnt; /* calibration intervals (ro) */ + __syscall_slong_t errcnt; /* calibration errors (ro) */ + __syscall_slong_t stbcnt; /* stability limit exceeded (ro) */ + + int tai; /* TAI offset (ro) */ + + /* ??? */ + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; +# endif +}; + +/* Mode codes (timex.mode) */ +#define ADJ_OFFSET 0x0001 /* time offset */ +#define ADJ_FREQUENCY 0x0002 /* frequency offset */ +#define ADJ_MAXERROR 0x0004 /* maximum time error */ +#define ADJ_ESTERROR 0x0008 /* estimated time error */ +#define ADJ_STATUS 0x0010 /* clock status */ +#define ADJ_TIMECONST 0x0020 /* pll time constant */ +#define ADJ_TAI 0x0080 /* set TAI offset */ +#define ADJ_SETOFFSET 0x0100 /* add 'time' to current time */ +#define ADJ_MICRO 0x1000 /* select microsecond resolution */ +#define ADJ_NANO 0x2000 /* select nanosecond resolution */ +#define ADJ_TICK 0x4000 /* tick value */ +#define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */ +#define ADJ_OFFSET_SS_READ 0xa001 /* read-only adjtime */ + +/* xntp 3.4 compatibility names */ +#define MOD_OFFSET ADJ_OFFSET +#define MOD_FREQUENCY ADJ_FREQUENCY +#define MOD_MAXERROR ADJ_MAXERROR +#define MOD_ESTERROR ADJ_ESTERROR +#define MOD_STATUS ADJ_STATUS +#define MOD_TIMECONST ADJ_TIMECONST +#define MOD_CLKB ADJ_TICK +#define MOD_CLKA ADJ_OFFSET_SINGLESHOT /* 0x8000 in original */ +#define MOD_TAI ADJ_TAI +#define MOD_MICRO ADJ_MICRO +#define MOD_NANO ADJ_NANO + + +/* Status codes (timex.status) */ +#define STA_PLL 0x0001 /* enable PLL updates (rw) */ +#define STA_PPSFREQ 0x0002 /* enable PPS freq discipline (rw) */ +#define STA_PPSTIME 0x0004 /* enable PPS time discipline (rw) */ +#define STA_FLL 0x0008 /* select frequency-lock mode (rw) */ + +#define STA_INS 0x0010 /* insert leap (rw) */ +#define STA_DEL 0x0020 /* delete leap (rw) */ +#define STA_UNSYNC 0x0040 /* clock unsynchronized (rw) */ +#define STA_FREQHOLD 0x0080 /* hold frequency (rw) */ + +#define STA_PPSSIGNAL 0x0100 /* PPS signal present (ro) */ +#define STA_PPSJITTER 0x0200 /* PPS signal jitter exceeded (ro) */ +#define STA_PPSWANDER 0x0400 /* PPS signal wander exceeded (ro) */ +#define STA_PPSERROR 0x0800 /* PPS signal calibration error (ro) */ + +#define STA_CLOCKERR 0x1000 /* clock hardware fault (ro) */ +#define STA_NANO 0x2000 /* resolution (0 = us, 1 = ns) (ro) */ +#define STA_MODE 0x4000 /* mode (0 = PLL, 1 = FLL) (ro) */ +#define STA_CLK 0x8000 /* clock source (0 = A, 1 = B) (ro) */ + +/* Read-only bits */ +#define STA_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER \ + | STA_PPSERROR | STA_CLOCKERR | STA_NANO | STA_MODE | STA_CLK) + +#endif /* bits/timex.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h.blob new file mode 100644 index 0000000..71cf05b Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@timex.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h new file mode 100644 index 0000000..a1e18d5 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h @@ -0,0 +1,228 @@ +/* bits/types.h -- definitions of __*_t types underlying *_t types. + Copyright (C) 2002-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * Never include this file directly; use instead. + */ + +#ifndef _BITS_TYPES_H +#define _BITS_TYPES_H 1 + +#include +#include +#include + +/* Convenience types. */ +typedef unsigned char __u_char; +typedef unsigned short int __u_short; +typedef unsigned int __u_int; +typedef unsigned long int __u_long; + +/* Fixed-size types, underlying types depend on word size and compiler. */ +typedef signed char __int8_t; +typedef unsigned char __uint8_t; +typedef signed short int __int16_t; +typedef unsigned short int __uint16_t; +typedef signed int __int32_t; +typedef unsigned int __uint32_t; +#if __WORDSIZE == 64 +typedef signed long int __int64_t; +typedef unsigned long int __uint64_t; +#else +__extension__ typedef signed long long int __int64_t; +__extension__ typedef unsigned long long int __uint64_t; +#endif + +/* Smallest types with at least a given width. */ +typedef __int8_t __int_least8_t; +typedef __uint8_t __uint_least8_t; +typedef __int16_t __int_least16_t; +typedef __uint16_t __uint_least16_t; +typedef __int32_t __int_least32_t; +typedef __uint32_t __uint_least32_t; +typedef __int64_t __int_least64_t; +typedef __uint64_t __uint_least64_t; + +/* quad_t is also 64 bits. */ +#if __WORDSIZE == 64 +typedef long int __quad_t; +typedef unsigned long int __u_quad_t; +#else +__extension__ typedef long long int __quad_t; +__extension__ typedef unsigned long long int __u_quad_t; +#endif + +/* Largest integral types. */ +#if __WORDSIZE == 64 +typedef long int __intmax_t; +typedef unsigned long int __uintmax_t; +#else +__extension__ typedef long long int __intmax_t; +__extension__ typedef unsigned long long int __uintmax_t; +#endif + + +/* The machine-dependent file defines __*_T_TYPE + macros for each of the OS types we define below. The definitions + of those macros must use the following macros for underlying types. + We define __S_TYPE and __U_TYPE for the signed and unsigned + variants of each of the following integer types on this machine. + + 16 -- "natural" 16-bit type (always short) + 32 -- "natural" 32-bit type (always int) + 64 -- "natural" 64-bit type (long or long long) + LONG32 -- 32-bit type, traditionally long + QUAD -- 64-bit type, traditionally long long + WORD -- natural type of __WORDSIZE bits (int or long) + LONGWORD -- type of __WORDSIZE bits, traditionally long + + We distinguish WORD/LONGWORD, 32/LONG32, and 64/QUAD so that the + conventional uses of `long' or `long long' type modifiers match the + types we define, even when a less-adorned type would be the same size. + This matters for (somewhat) portably writing printf/scanf formats for + these types, where using the appropriate l or ll format modifiers can + make the typedefs and the formats match up across all GNU platforms. If + we used `long' when it's 64 bits where `long long' is expected, then the + compiler would warn about the formats not matching the argument types, + and the programmer changing them to shut up the compiler would break the + program's portability. + + Here we assume what is presently the case in all the GCC configurations + we support: long long is always 64 bits, long is always word/address size, + and int is always 32 bits. */ + +#define __S16_TYPE short int +#define __U16_TYPE unsigned short int +#define __S32_TYPE int +#define __U32_TYPE unsigned int +#define __SLONGWORD_TYPE long int +#define __ULONGWORD_TYPE unsigned long int +#if __WORDSIZE == 32 +# define __SQUAD_TYPE __int64_t +# define __UQUAD_TYPE __uint64_t +# define __SWORD_TYPE int +# define __UWORD_TYPE unsigned int +# define __SLONG32_TYPE long int +# define __ULONG32_TYPE unsigned long int +# define __S64_TYPE __int64_t +# define __U64_TYPE __uint64_t +/* We want __extension__ before typedef's that use nonstandard base types + such as `long long' in C89 mode. */ +# define __STD_TYPE __extension__ typedef +#elif __WORDSIZE == 64 +# define __SQUAD_TYPE long int +# define __UQUAD_TYPE unsigned long int +# define __SWORD_TYPE long int +# define __UWORD_TYPE unsigned long int +# define __SLONG32_TYPE int +# define __ULONG32_TYPE unsigned int +# define __S64_TYPE long int +# define __U64_TYPE unsigned long int +/* No need to mark the typedef with __extension__. */ +# define __STD_TYPE typedef +#else +# error +#endif +#include /* Defines __*_T_TYPE macros. */ +#include /* Defines __TIME*_T_TYPE macros. */ + + +__STD_TYPE __DEV_T_TYPE __dev_t; /* Type of device numbers. */ +__STD_TYPE __UID_T_TYPE __uid_t; /* Type of user identifications. */ +__STD_TYPE __GID_T_TYPE __gid_t; /* Type of group identifications. */ +__STD_TYPE __INO_T_TYPE __ino_t; /* Type of file serial numbers. */ +__STD_TYPE __INO64_T_TYPE __ino64_t; /* Type of file serial numbers (LFS).*/ +__STD_TYPE __MODE_T_TYPE __mode_t; /* Type of file attribute bitmasks. */ +__STD_TYPE __NLINK_T_TYPE __nlink_t; /* Type of file link counts. */ +__STD_TYPE __OFF_T_TYPE __off_t; /* Type of file sizes and offsets. */ +__STD_TYPE __OFF64_T_TYPE __off64_t; /* Type of file sizes and offsets (LFS). */ +__STD_TYPE __PID_T_TYPE __pid_t; /* Type of process identifications. */ +__STD_TYPE __FSID_T_TYPE __fsid_t; /* Type of file system IDs. */ +__STD_TYPE __CLOCK_T_TYPE __clock_t; /* Type of CPU usage counts. */ +__STD_TYPE __RLIM_T_TYPE __rlim_t; /* Type for resource measurement. */ +__STD_TYPE __RLIM64_T_TYPE __rlim64_t; /* Type for resource measurement (LFS). */ +__STD_TYPE __ID_T_TYPE __id_t; /* General type for IDs. */ +__STD_TYPE __TIME_T_TYPE __time_t; /* Seconds since the Epoch. */ +__STD_TYPE __USECONDS_T_TYPE __useconds_t; /* Count of microseconds. */ +__STD_TYPE __SUSECONDS_T_TYPE __suseconds_t; /* Signed count of microseconds. */ +__STD_TYPE __SUSECONDS64_T_TYPE __suseconds64_t; + +__STD_TYPE __DADDR_T_TYPE __daddr_t; /* The type of a disk address. */ +__STD_TYPE __KEY_T_TYPE __key_t; /* Type of an IPC key. */ + +/* Clock ID used in clock and timer functions. */ +__STD_TYPE __CLOCKID_T_TYPE __clockid_t; + +/* Timer ID returned by `timer_create'. */ +__STD_TYPE __TIMER_T_TYPE __timer_t; + +/* Type to represent block size. */ +__STD_TYPE __BLKSIZE_T_TYPE __blksize_t; + +/* Types from the Large File Support interface. */ + +/* Type to count number of disk blocks. */ +__STD_TYPE __BLKCNT_T_TYPE __blkcnt_t; +__STD_TYPE __BLKCNT64_T_TYPE __blkcnt64_t; + +/* Type to count file system blocks. */ +__STD_TYPE __FSBLKCNT_T_TYPE __fsblkcnt_t; +__STD_TYPE __FSBLKCNT64_T_TYPE __fsblkcnt64_t; + +/* Type to count file system nodes. */ +__STD_TYPE __FSFILCNT_T_TYPE __fsfilcnt_t; +__STD_TYPE __FSFILCNT64_T_TYPE __fsfilcnt64_t; + +/* Type of miscellaneous file system fields. */ +__STD_TYPE __FSWORD_T_TYPE __fsword_t; + +__STD_TYPE __SSIZE_T_TYPE __ssize_t; /* Type of a byte count, or error. */ + +/* Signed long type used in system calls. */ +__STD_TYPE __SYSCALL_SLONG_TYPE __syscall_slong_t; +/* Unsigned long type used in system calls. */ +__STD_TYPE __SYSCALL_ULONG_TYPE __syscall_ulong_t; + +/* These few don't really vary by system, they always correspond + to one of the other defined types. */ +typedef __off64_t __loff_t; /* Type of file sizes and offsets (LFS). */ +typedef char *__caddr_t; + +/* Duplicates info from stdint.h but this is used in unistd.h. */ +__STD_TYPE __SWORD_TYPE __intptr_t; + +/* Duplicate info from sys/socket.h. */ +__STD_TYPE __U32_TYPE __socklen_t; + +/* C99: An integer type that can be accessed as an atomic entity, + even in the presence of asynchronous interrupts. + It is not currently necessary for this to be machine-specific. */ +typedef int __sig_atomic_t; + +/* Seconds since the Epoch, visible to user code when time_t is too + narrow only for consistency with the old way of widening too-narrow + types. User code should never use __time64_t. */ +#if __TIMESIZE == 64 && defined __LIBC +# define __time64_t __time_t +#elif __TIMESIZE != 64 +__STD_TYPE __TIME64_T_TYPE __time64_t; +#endif + +#undef __STD_TYPE + +#endif /* bits/types.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h.blob new file mode 100644 index 0000000..6956a00 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h new file mode 100644 index 0000000..f268263 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h @@ -0,0 +1,9 @@ +#ifndef __FILE_defined +#define __FILE_defined 1 + +struct _IO_FILE; + +/* The opaque type of streams. This is the definition used elsewhere. */ +typedef struct _IO_FILE FILE; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h.blob new file mode 100644 index 0000000..f297adf Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@FILE.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h new file mode 100644 index 0000000..06dd79b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h @@ -0,0 +1,7 @@ +#ifndef ____FILE_defined +#define ____FILE_defined 1 + +struct _IO_FILE; +typedef struct _IO_FILE __FILE; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h.blob new file mode 100644 index 0000000..deccbee Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__FILE.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h new file mode 100644 index 0000000..06a6891 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h @@ -0,0 +1,16 @@ +#ifndef _____fpos64_t_defined +#define _____fpos64_t_defined 1 + +#include +#include + +/* The tag name of this struct is _G_fpos64_t to preserve historic + C++ mangled names for functions taking fpos_t and/or fpos64_t + arguments. That name should not be used in new code. */ +typedef struct _G_fpos64_t +{ + __off64_t __pos; + __mbstate_t __state; +} __fpos64_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h.blob new file mode 100644 index 0000000..9403127 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos64_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h new file mode 100644 index 0000000..bb04576 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h @@ -0,0 +1,16 @@ +#ifndef _____fpos_t_defined +#define _____fpos_t_defined 1 + +#include +#include + +/* The tag name of this struct is _G_fpos_t to preserve historic + C++ mangled names for functions taking fpos_t arguments. + That name should not be used in new code. */ +typedef struct _G_fpos_t +{ + __off_t __pos; + __mbstate_t __state; +} __fpos_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h.blob new file mode 100644 index 0000000..bd0554b Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__fpos_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h new file mode 100644 index 0000000..6b83d38 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h @@ -0,0 +1,43 @@ +/* Definition of struct __locale_struct and __locale_t. + Copyright (C) 1997-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TYPES___LOCALE_T_H +#define _BITS_TYPES___LOCALE_T_H 1 + +/* POSIX.1-2008: the locale_t type, representing a locale context + (implementation-namespace version). This type should be treated + as opaque by applications; some details are exposed for the sake of + efficiency in e.g. ctype functions. */ + +struct __locale_struct +{ + /* Note: LC_ALL is not a valid index into this array. */ + struct __locale_data *__locales[13]; /* 13 = __LC_LAST. */ + + /* To increase the speed of this solution we add some special members. */ + const unsigned short int *__ctype_b; + const int *__ctype_tolower; + const int *__ctype_toupper; + + /* Note: LC_ALL is not a valid index into this array. */ + const char *__names[13]; +}; + +typedef struct __locale_struct *__locale_t; + +#endif /* bits/types/__locale_t.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h.blob new file mode 100644 index 0000000..110835f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__locale_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h new file mode 100644 index 0000000..1d8a4e2 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h @@ -0,0 +1,23 @@ +#ifndef ____mbstate_t_defined +#define ____mbstate_t_defined 1 + +/* Integral type unchanged by default argument promotions that can + hold any value corresponding to members of the extended character + set, as well as at least one value that does not correspond to any + member of the extended character set. */ +#ifndef __WINT_TYPE__ +# define __WINT_TYPE__ unsigned int +#endif + +/* Conversion state information. */ +typedef struct +{ + int __count; + union + { + __WINT_TYPE__ __wch; + char __wchb[4]; + } __value; /* Value so far. */ +} __mbstate_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h.blob new file mode 100644 index 0000000..8ca45ad Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__mbstate_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h new file mode 100644 index 0000000..e2f18ac --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h @@ -0,0 +1,10 @@ +#ifndef ____sigset_t_defined +#define ____sigset_t_defined + +#define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int))) +typedef struct +{ + unsigned long int __val[_SIGSET_NWORDS]; +} __sigset_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h.blob new file mode 100644 index 0000000..d047bd9 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@__sigset_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h new file mode 100644 index 0000000..ce97248 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h @@ -0,0 +1,9 @@ +#ifndef __clock_t_defined +#define __clock_t_defined 1 + +#include + +/* Returned by `clock'. */ +typedef __clock_t clock_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h.blob new file mode 100644 index 0000000..5c89efe Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clock_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h new file mode 100644 index 0000000..b17c7da --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h @@ -0,0 +1,9 @@ +#ifndef __clockid_t_defined +#define __clockid_t_defined 1 + +#include + +/* Clock ID used in clock and timer functions. */ +typedef __clockid_t clockid_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h.blob new file mode 100644 index 0000000..6102b50 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@clockid_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h new file mode 100644 index 0000000..6132423 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h @@ -0,0 +1,63 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef __cookie_io_functions_t_defined +#define __cookie_io_functions_t_defined 1 + +#include + +/* Functions to do I/O and file management for a stream. */ + +/* Read NBYTES bytes from COOKIE into a buffer pointed to by BUF. + Return number of bytes read. */ +typedef __ssize_t cookie_read_function_t (void *__cookie, char *__buf, + size_t __nbytes); + +/* Write NBYTES bytes pointed to by BUF to COOKIE. Write all NBYTES bytes + unless there is an error. Return number of bytes written. If + there is an error, return 0 and do not write anything. If the file + has been opened for append (__mode.__append set), then set the file + pointer to the end of the file and then do the write; if not, just + write at the current file pointer. */ +typedef __ssize_t cookie_write_function_t (void *__cookie, const char *__buf, + size_t __nbytes); + +/* Move COOKIE's file position to *POS bytes from the + beginning of the file (if W is SEEK_SET), + the current position (if W is SEEK_CUR), + or the end of the file (if W is SEEK_END). + Set *POS to the new file position. + Returns zero if successful, nonzero if not. */ +typedef int cookie_seek_function_t (void *__cookie, __off64_t *__pos, int __w); + +/* Close COOKIE. */ +typedef int cookie_close_function_t (void *__cookie); + +/* The structure with the cookie function pointers. + The tag name of this struct is _IO_cookie_io_functions_t to + preserve historic C++ mangled names for functions taking + cookie_io_functions_t arguments. That name should not be used in + new code. */ +typedef struct _IO_cookie_io_functions_t +{ + cookie_read_function_t *read; /* Read bytes. */ + cookie_write_function_t *write; /* Write bytes. */ + cookie_seek_function_t *seek; /* Seek/tell file position. */ + cookie_close_function_t *close; /* Close file. */ +} cookie_io_functions_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h.blob new file mode 100644 index 0000000..5110ea0 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@cookie_io_functions_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h new file mode 100644 index 0000000..c9f5237 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h @@ -0,0 +1,24 @@ +/* Define error_t. + Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef __error_t_defined +# define __error_t_defined 1 + +typedef int error_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h.blob new file mode 100644 index 0000000..2a27300 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@error_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h new file mode 100644 index 0000000..2de0f6d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h @@ -0,0 +1,26 @@ +/* Definition of locale_t. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TYPES_LOCALE_T_H +#define _BITS_TYPES_LOCALE_T_H 1 + +#include + +typedef __locale_t locale_t; + +#endif /* bits/types/locale_t.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h.blob new file mode 100644 index 0000000..a494a78 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@locale_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h new file mode 100644 index 0000000..8d1baa5 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h @@ -0,0 +1,8 @@ +#ifndef __mbstate_t_defined +#define __mbstate_t_defined 1 + +#include + +typedef __mbstate_t mbstate_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h.blob new file mode 100644 index 0000000..caa620d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@mbstate_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h new file mode 100644 index 0000000..8b27e91 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h @@ -0,0 +1,9 @@ +#ifndef __sigset_t_defined +#define __sigset_t_defined 1 + +#include + +/* A set of signals to be blocked, unblocked, or waited for. */ +typedef __sigset_t sigset_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h.blob new file mode 100644 index 0000000..8e989bf Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@sigset_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h new file mode 100644 index 0000000..fc26150 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h @@ -0,0 +1,120 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef __struct_FILE_defined +#define __struct_FILE_defined 1 + +/* Caution: The contents of this file are not part of the official + stdio.h API. However, much of it is part of the official *binary* + interface, and therefore cannot be changed. */ + +#if defined _IO_USE_OLD_IO_FILE && !defined _LIBC +# error "_IO_USE_OLD_IO_FILE should only be defined when building libc itself" +#endif + +#if defined _IO_lock_t_defined && !defined _LIBC +# error "_IO_lock_t_defined should only be defined when building libc itself" +#endif + +#include + +struct _IO_FILE; +struct _IO_marker; +struct _IO_codecvt; +struct _IO_wide_data; + +/* During the build of glibc itself, _IO_lock_t will already have been + defined by internal headers. */ +#ifndef _IO_lock_t_defined +typedef void _IO_lock_t; +#endif + +/* The tag name of this struct is _IO_FILE to preserve historic + C++ mangled names for functions taking FILE* arguments. + That name should not be used in new code. */ +struct _IO_FILE +{ + int _flags; /* High-order word is _IO_MAGIC; rest is flags. */ + + /* The following pointers correspond to the C++ streambuf protocol. */ + char *_IO_read_ptr; /* Current read pointer */ + char *_IO_read_end; /* End of get area. */ + char *_IO_read_base; /* Start of putback+get area. */ + char *_IO_write_base; /* Start of put area. */ + char *_IO_write_ptr; /* Current put pointer. */ + char *_IO_write_end; /* End of put area. */ + char *_IO_buf_base; /* Start of reserve area. */ + char *_IO_buf_end; /* End of reserve area. */ + + /* The following fields are used to support backing up and undo. */ + char *_IO_save_base; /* Pointer to start of non-current get area. */ + char *_IO_backup_base; /* Pointer to first valid character of backup area */ + char *_IO_save_end; /* Pointer to end of non-current get area. */ + + struct _IO_marker *_markers; + + struct _IO_FILE *_chain; + + int _fileno; + int _flags2; + __off_t _old_offset; /* This used to be _offset but it's too small. */ + + /* 1+column number of pbase(); 0 is unknown. */ + unsigned short _cur_column; + signed char _vtable_offset; + char _shortbuf[1]; + + _IO_lock_t *_lock; +#ifdef _IO_USE_OLD_IO_FILE +}; + +struct _IO_FILE_complete +{ + struct _IO_FILE _file; +#endif + __off64_t _offset; + /* Wide character stream stuff. */ + struct _IO_codecvt *_codecvt; + struct _IO_wide_data *_wide_data; + struct _IO_FILE *_freeres_list; + void *_freeres_buf; + size_t __pad5; + int _mode; + /* Make sure we don't get into trouble again. */ + char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)]; +}; + +/* These macros are used by bits/stdio.h and internal headers. */ +#define __getc_unlocked_body(_fp) \ + (__glibc_unlikely ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end) \ + ? __uflow (_fp) : *(unsigned char *) (_fp)->_IO_read_ptr++) + +#define __putc_unlocked_body(_ch, _fp) \ + (__glibc_unlikely ((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end) \ + ? __overflow (_fp, (unsigned char) (_ch)) \ + : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch))) + +#define _IO_EOF_SEEN 0x0010 +#define __feof_unlocked_body(_fp) (((_fp)->_flags & _IO_EOF_SEEN) != 0) + +#define _IO_ERR_SEEN 0x0020 +#define __ferror_unlocked_body(_fp) (((_fp)->_flags & _IO_ERR_SEEN) != 0) + +#define _IO_USER_LOCK 0x8000 +/* Many more flag bits are defined internally. */ + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h.blob new file mode 100644 index 0000000..2d7d387 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_FILE.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h new file mode 100644 index 0000000..377395c --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h @@ -0,0 +1,37 @@ +/* Define struct __jmp_buf_tag. + Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef __jmp_buf_tag_defined +#define __jmp_buf_tag_defined 1 + +#include /* Get `__jmp_buf'. */ +#include + +/* Calling environment, plus possibly a saved signal mask. */ +struct __jmp_buf_tag + { + /* NOTE: The machine-dependent definitions of `__sigsetjmp' + assume that a `jmp_buf' begins with a `__jmp_buf' and that + `__mask_was_saved' follows it. Do not move these members + or add others before it. */ + __jmp_buf __jmpbuf; /* Calling environment. */ + int __mask_was_saved; /* Saved the signal mask? */ + __sigset_t __saved_mask; /* Saved signal mask. */ + }; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h.blob new file mode 100644 index 0000000..ab914aa Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct___jmp_buf_tag.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h new file mode 100644 index 0000000..17cc1ac --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h @@ -0,0 +1,14 @@ +#ifndef __itimerspec_defined +#define __itimerspec_defined 1 + +#include +#include + +/* POSIX.1b structure for timer start values and intervals. */ +struct itimerspec + { + struct timespec it_interval; + struct timespec it_value; + }; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h.blob new file mode 100644 index 0000000..a9ef22d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_itimerspec.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h new file mode 100644 index 0000000..7b08044 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h @@ -0,0 +1,28 @@ +/* Sched parameter structure. Generic version. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TYPES_STRUCT_SCHED_PARAM +#define _BITS_TYPES_STRUCT_SCHED_PARAM 1 + +/* Data structure to describe a process' schedulability. */ +struct sched_param +{ + int sched_priority; +}; + +#endif /* bits/types/struct_sched_param.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h.blob new file mode 100644 index 0000000..ac3d9d1 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_sched_param.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h new file mode 100644 index 0000000..489e811 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h @@ -0,0 +1,33 @@ +/* NB: Include guard matches what uses. */ +#ifndef _STRUCT_TIMESPEC +#define _STRUCT_TIMESPEC 1 + +#include +#include +#include + +/* POSIX.1b structure for a time value. This is like a `struct timeval' but + has nanoseconds instead of microseconds. */ +struct timespec +{ +#ifdef __USE_TIME_BITS64 + __time64_t tv_sec; /* Seconds. */ +#else + __time_t tv_sec; /* Seconds. */ +#endif +#if __WORDSIZE == 64 \ + || (defined __SYSCALL_WORDSIZE && __SYSCALL_WORDSIZE == 64) \ + || (__TIMESIZE == 32 && !defined __USE_TIME_BITS64) + __syscall_slong_t tv_nsec; /* Nanoseconds. */ +#else +# if __BYTE_ORDER == __BIG_ENDIAN + int: 32; /* Padding. */ + long int tv_nsec; /* Nanoseconds. */ +# else + long int tv_nsec; /* Nanoseconds. */ + int: 32; /* Padding. */ +# endif +#endif +}; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h.blob new file mode 100644 index 0000000..adfe62e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timespec.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h new file mode 100644 index 0000000..3466137 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h @@ -0,0 +1,18 @@ +#ifndef __timeval_defined +#define __timeval_defined 1 + +#include + +/* A time value that is accurate to the nearest + microsecond but also has a range of years. */ +struct timeval +{ +#ifdef __USE_TIME_BITS64 + __time64_t tv_sec; /* Seconds. */ + __suseconds64_t tv_usec; /* Microseconds. */ +#else + __time_t tv_sec; /* Seconds. */ + __suseconds_t tv_usec; /* Microseconds. */ +#endif +}; +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h.blob new file mode 100644 index 0000000..954f025 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_timeval.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h new file mode 100644 index 0000000..b13b631 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h @@ -0,0 +1,28 @@ +#ifndef __struct_tm_defined +#define __struct_tm_defined 1 + +#include + +/* ISO C `broken-down time' structure. */ +struct tm +{ + int tm_sec; /* Seconds. [0-60] (1 leap second) */ + int tm_min; /* Minutes. [0-59] */ + int tm_hour; /* Hours. [0-23] */ + int tm_mday; /* Day. [1-31] */ + int tm_mon; /* Month. [0-11] */ + int tm_year; /* Year - 1900. */ + int tm_wday; /* Day of week. [0-6] */ + int tm_yday; /* Days in year.[0-365] */ + int tm_isdst; /* DST. [-1/0/1]*/ + +# ifdef __USE_MISC + long int tm_gmtoff; /* Seconds east of UTC. */ + const char *tm_zone; /* Timezone abbreviation. */ +# else + long int __tm_gmtoff; /* Seconds east of UTC. */ + const char *__tm_zone; /* Timezone abbreviation. */ +# endif +}; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h.blob new file mode 100644 index 0000000..dc76dcf Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@struct_tm.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h new file mode 100644 index 0000000..84d67f6 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h @@ -0,0 +1,13 @@ +#ifndef __time_t_defined +#define __time_t_defined 1 + +#include + +/* Returned by `time'. */ +#ifdef __USE_TIME_BITS64 +typedef __time64_t time_t; +#else +typedef __time_t time_t; +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h.blob new file mode 100644 index 0000000..43d1efd Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@time_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h new file mode 100644 index 0000000..d71a413 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h @@ -0,0 +1,9 @@ +#ifndef __timer_t_defined +#define __timer_t_defined 1 + +#include + +/* Timer ID returned by `timer_create'. */ +typedef __timer_t timer_t; + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h.blob new file mode 100644 index 0000000..f9d3878 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@timer_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h new file mode 100644 index 0000000..fbd63db --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h @@ -0,0 +1,23 @@ +#ifndef __wint_t_defined +#define __wint_t_defined 1 + +/* Some versions of stddef.h provide wint_t, even though neither the + C nor C++ standards, nor POSIX, specifies this. We assume that + stddef.h will define the macro _WINT_T if and only if it provides + wint_t, and conversely, that it will avoid providing wint_t if + _WINT_T is already defined. */ +#ifndef _WINT_T +#define _WINT_T 1 + +/* Integral type unchanged by default argument promotions that can + hold any value corresponding to members of the extended character + set, as well as at least one value that does not correspond to any + member of the extended character set. */ +#ifndef __WINT_TYPE__ +# define __WINT_TYPE__ unsigned int +#endif + +typedef __WINT_TYPE__ wint_t; + +#endif /* _WINT_T */ +#endif /* bits/types/wint_t.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h.blob new file mode 100644 index 0000000..d4c3e5f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@types@wint_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h new file mode 100644 index 0000000..6b6ec0d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h @@ -0,0 +1,106 @@ +/* bits/typesizes.h -- underlying types for *_t. Linux/x86-64 version. + Copyright (C) 2012-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_TYPES_H +# error "Never include directly; use instead." +#endif + +#ifndef _BITS_TYPESIZES_H +#define _BITS_TYPESIZES_H 1 + +/* See for the meaning of these macros. This file exists so + that need not vary across different GNU platforms. */ + +/* X32 kernel interface is 64-bit. */ +#if defined __x86_64__ && defined __ILP32__ +# define __SYSCALL_SLONG_TYPE __SQUAD_TYPE +# define __SYSCALL_ULONG_TYPE __UQUAD_TYPE +#else +# define __SYSCALL_SLONG_TYPE __SLONGWORD_TYPE +# define __SYSCALL_ULONG_TYPE __ULONGWORD_TYPE +#endif + +#define __DEV_T_TYPE __UQUAD_TYPE +#define __UID_T_TYPE __U32_TYPE +#define __GID_T_TYPE __U32_TYPE +#define __INO_T_TYPE __SYSCALL_ULONG_TYPE +#define __INO64_T_TYPE __UQUAD_TYPE +#define __MODE_T_TYPE __U32_TYPE +#ifdef __x86_64__ +# define __NLINK_T_TYPE __SYSCALL_ULONG_TYPE +# define __FSWORD_T_TYPE __SYSCALL_SLONG_TYPE +#else +# define __NLINK_T_TYPE __UWORD_TYPE +# define __FSWORD_T_TYPE __SWORD_TYPE +#endif +#define __OFF_T_TYPE __SYSCALL_SLONG_TYPE +#define __OFF64_T_TYPE __SQUAD_TYPE +#define __PID_T_TYPE __S32_TYPE +#define __RLIM_T_TYPE __SYSCALL_ULONG_TYPE +#define __RLIM64_T_TYPE __UQUAD_TYPE +#define __BLKCNT_T_TYPE __SYSCALL_SLONG_TYPE +#define __BLKCNT64_T_TYPE __SQUAD_TYPE +#define __FSBLKCNT_T_TYPE __SYSCALL_ULONG_TYPE +#define __FSBLKCNT64_T_TYPE __UQUAD_TYPE +#define __FSFILCNT_T_TYPE __SYSCALL_ULONG_TYPE +#define __FSFILCNT64_T_TYPE __UQUAD_TYPE +#define __ID_T_TYPE __U32_TYPE +#define __CLOCK_T_TYPE __SYSCALL_SLONG_TYPE +#define __TIME_T_TYPE __SYSCALL_SLONG_TYPE +#define __USECONDS_T_TYPE __U32_TYPE +#define __SUSECONDS_T_TYPE __SYSCALL_SLONG_TYPE +#define __SUSECONDS64_T_TYPE __SQUAD_TYPE +#define __DADDR_T_TYPE __S32_TYPE +#define __KEY_T_TYPE __S32_TYPE +#define __CLOCKID_T_TYPE __S32_TYPE +#define __TIMER_T_TYPE void * +#define __BLKSIZE_T_TYPE __SYSCALL_SLONG_TYPE +#define __FSID_T_TYPE struct { int __val[2]; } +#define __SSIZE_T_TYPE __SWORD_TYPE +#define __CPU_MASK_TYPE __SYSCALL_ULONG_TYPE + +#ifdef __x86_64__ +/* Tell the libc code that off_t and off64_t are actually the same type + for all ABI purposes, even if possibly expressed as different base types + for C type-checking purposes. */ +# define __OFF_T_MATCHES_OFF64_T 1 + +/* Same for ino_t and ino64_t. */ +# define __INO_T_MATCHES_INO64_T 1 + +/* And for __rlim_t and __rlim64_t. */ +# define __RLIM_T_MATCHES_RLIM64_T 1 + +/* And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t. */ +# define __STATFS_MATCHES_STATFS64 1 + +/* And for getitimer, setitimer and rusage */ +# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 1 +#else +# define __RLIM_T_MATCHES_RLIM64_T 0 + +# define __STATFS_MATCHES_STATFS64 0 + +# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 0 +#endif + +/* Number of descriptors that can fit in an `fd_set'. */ +#define __FD_SETSIZE 1024 + + +#endif /* bits/typesizes.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h.blob new file mode 100644 index 0000000..a644bd0 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@typesizes.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h new file mode 100644 index 0000000..c2d523c --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h @@ -0,0 +1,50 @@ +/* Inline functions to return unsigned integer values unchanged. + Copyright (C) 2017-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#if !defined _NETINET_IN_H && !defined _ENDIAN_H +# error "Never use directly; include or instead." +#endif + +#ifndef _BITS_UINTN_IDENTITY_H +#define _BITS_UINTN_IDENTITY_H 1 + +#include + +/* These inline functions are to ensure the appropriate type + conversions and associated diagnostics from macros that convert to + a given endianness. */ + +static __inline __uint16_t +__uint16_identity (__uint16_t __x) +{ + return __x; +} + +static __inline __uint32_t +__uint32_identity (__uint32_t __x) +{ + return __x; +} + +static __inline __uint64_t +__uint64_identity (__uint64_t __x) +{ + return __x; +} + +#endif /* _BITS_UINTN_IDENTITY_H. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h.blob new file mode 100644 index 0000000..6e22eba Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@uintn-identity.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h new file mode 100644 index 0000000..7513427 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h @@ -0,0 +1,39 @@ +/* Definitions of flag bits for `waitpid' et al. + Copyright (C) 1992-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#if !defined _SYS_WAIT_H && !defined _STDLIB_H +# error "Never include directly; use instead." +#endif + + +/* Bits in the third argument to `waitpid'. */ +#define WNOHANG 1 /* Don't block waiting. */ +#define WUNTRACED 2 /* Report status of stopped children. */ + +/* Bits in the fourth argument to `waitid'. */ +#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 +# define WSTOPPED 2 /* Report stopped child (same as WUNTRACED). */ +# define WEXITED 4 /* Report dead child. */ +# define WCONTINUED 8 /* Report continued child. */ +# define WNOWAIT 0x01000000 /* Don't reap, just poll status. */ +#endif + +#define __WNOTHREAD 0x20000000 /* Don't wait on children of other threads + in this group */ +#define __WALL 0x40000000 /* Wait for any child. */ +#define __WCLONE 0x80000000 /* Wait for cloned process. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h.blob new file mode 100644 index 0000000..ee6e012 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitflags.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h new file mode 100644 index 0000000..ec7c076 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h @@ -0,0 +1,59 @@ +/* Definitions of status bits for `wait' et al. + Copyright (C) 1992-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#if !defined _SYS_WAIT_H && !defined _STDLIB_H +# error "Never include directly; use instead." +#endif + + +/* Everything extant so far uses these same bits. */ + + +/* If WIFEXITED(STATUS), the low-order 8 bits of the status. */ +#define __WEXITSTATUS(status) (((status) & 0xff00) >> 8) + +/* If WIFSIGNALED(STATUS), the terminating signal. */ +#define __WTERMSIG(status) ((status) & 0x7f) + +/* If WIFSTOPPED(STATUS), the signal that stopped the child. */ +#define __WSTOPSIG(status) __WEXITSTATUS(status) + +/* Nonzero if STATUS indicates normal termination. */ +#define __WIFEXITED(status) (__WTERMSIG(status) == 0) + +/* Nonzero if STATUS indicates termination by a signal. */ +#define __WIFSIGNALED(status) \ + (((signed char) (((status) & 0x7f) + 1) >> 1) > 0) + +/* Nonzero if STATUS indicates the child is stopped. */ +#define __WIFSTOPPED(status) (((status) & 0xff) == 0x7f) + +/* Nonzero if STATUS indicates the child continued after a stop. We only + define this if provides the WCONTINUED flag bit. */ +#ifdef WCONTINUED +# define __WIFCONTINUED(status) ((status) == __W_CONTINUED) +#endif + +/* Nonzero if STATUS indicates the child dumped core. */ +#define __WCOREDUMP(status) ((status) & __WCOREFLAG) + +/* Macros for constructing status values. */ +#define __W_EXITCODE(ret, sig) ((ret) << 8 | (sig)) +#define __W_STOPCODE(sig) ((sig) << 8 | 0x7f) +#define __W_CONTINUED 0xffff +#define __WCOREFLAG 0x80 diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h.blob new file mode 100644 index 0000000..bae451f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@waitstatus.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h new file mode 100644 index 0000000..ce951d9 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h @@ -0,0 +1,49 @@ +/* wchar_t type related definitions. + Copyright (C) 2000-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _BITS_WCHAR_H +#define _BITS_WCHAR_H 1 + +/* The fallback definitions, for when __WCHAR_MAX__ or __WCHAR_MIN__ + are not defined, give the right value and type as long as both int + and wchar_t are 32-bit types. Adding L'\0' to a constant value + ensures that the type is correct; it is necessary to use (L'\0' + + 0) rather than just L'\0' so that the type in C++ is the promoted + version of wchar_t rather than the distinct wchar_t type itself. + Because wchar_t in preprocessor #if expressions is treated as + intmax_t or uintmax_t, the expression (L'\0' - 1) would have the + wrong value for WCHAR_MAX in such expressions and so cannot be used + to define __WCHAR_MAX in the unsigned case. */ + +#ifdef __WCHAR_MAX__ +# define __WCHAR_MAX __WCHAR_MAX__ +#elif L'\0' - 1 > 0 +# define __WCHAR_MAX (0xffffffffu + L'\0') +#else +# define __WCHAR_MAX (0x7fffffff + L'\0') +#endif + +#ifdef __WCHAR_MIN__ +# define __WCHAR_MIN __WCHAR_MIN__ +#elif L'\0' - 1 > 0 +# define __WCHAR_MIN (L'\0' + 0) +#else +# define __WCHAR_MIN (-__WCHAR_MAX - 1) +#endif + +#endif /* bits/wchar.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h.blob new file mode 100644 index 0000000..d865a39 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wchar.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h new file mode 100644 index 0000000..9140a8d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h @@ -0,0 +1,173 @@ +/* Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.25 + * Wide character classification and mapping utilities + */ + +#ifndef _BITS_WCTYPE_WCHAR_H +#define _BITS_WCTYPE_WCHAR_H 1 + +#if !defined _WCTYPE_H && !defined _WCHAR_H +#error "Never include directly; include or instead." +#endif + +#include +#include + +/* The definitions in this header are specified to appear in + in ISO C99, but in in Unix98. _GNU_SOURCE follows C99. */ + +/* Scalar type that can hold values which represent locale-specific + character classifications. */ +typedef unsigned long int wctype_t; + +# ifndef _ISwbit +/* The characteristics are stored always in network byte order (big + endian). We define the bit value interpretations here dependent on the + machine's byte order. */ + +# include +# if __BYTE_ORDER == __BIG_ENDIAN +# define _ISwbit(bit) (1 << (bit)) +# else /* __BYTE_ORDER == __LITTLE_ENDIAN */ +# define _ISwbit(bit) \ + ((bit) < 8 ? (int) ((1UL << (bit)) << 24) \ + : ((bit) < 16 ? (int) ((1UL << (bit)) << 8) \ + : ((bit) < 24 ? (int) ((1UL << (bit)) >> 8) \ + : (int) ((1UL << (bit)) >> 24)))) +# endif + +enum +{ + __ISwupper = 0, /* UPPERCASE. */ + __ISwlower = 1, /* lowercase. */ + __ISwalpha = 2, /* Alphabetic. */ + __ISwdigit = 3, /* Numeric. */ + __ISwxdigit = 4, /* Hexadecimal numeric. */ + __ISwspace = 5, /* Whitespace. */ + __ISwprint = 6, /* Printing. */ + __ISwgraph = 7, /* Graphical. */ + __ISwblank = 8, /* Blank (usually SPC and TAB). */ + __ISwcntrl = 9, /* Control character. */ + __ISwpunct = 10, /* Punctuation. */ + __ISwalnum = 11, /* Alphanumeric. */ + + _ISwupper = _ISwbit (__ISwupper), /* UPPERCASE. */ + _ISwlower = _ISwbit (__ISwlower), /* lowercase. */ + _ISwalpha = _ISwbit (__ISwalpha), /* Alphabetic. */ + _ISwdigit = _ISwbit (__ISwdigit), /* Numeric. */ + _ISwxdigit = _ISwbit (__ISwxdigit), /* Hexadecimal numeric. */ + _ISwspace = _ISwbit (__ISwspace), /* Whitespace. */ + _ISwprint = _ISwbit (__ISwprint), /* Printing. */ + _ISwgraph = _ISwbit (__ISwgraph), /* Graphical. */ + _ISwblank = _ISwbit (__ISwblank), /* Blank (usually SPC and TAB). */ + _ISwcntrl = _ISwbit (__ISwcntrl), /* Control character. */ + _ISwpunct = _ISwbit (__ISwpunct), /* Punctuation. */ + _ISwalnum = _ISwbit (__ISwalnum) /* Alphanumeric. */ +}; +# endif /* Not _ISwbit */ + + +__BEGIN_DECLS + +/* + * Wide-character classification functions: 7.15.2.1. + */ + +/* Test for any wide character for which `iswalpha' or `iswdigit' is + true. */ +extern int iswalnum (wint_t __wc) __THROW; + +/* Test for any wide character for which `iswupper' or 'iswlower' is + true, or any wide character that is one of a locale-specific set of + wide-characters for which none of `iswcntrl', `iswdigit', + `iswpunct', or `iswspace' is true. */ +extern int iswalpha (wint_t __wc) __THROW; + +/* Test for any control wide character. */ +extern int iswcntrl (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to a decimal-digit + character. */ +extern int iswdigit (wint_t __wc) __THROW; + +/* Test for any wide character for which `iswprint' is true and + `iswspace' is false. */ +extern int iswgraph (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to a lowercase letter + or is one of a locale-specific set of wide characters for which + none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ +extern int iswlower (wint_t __wc) __THROW; + +/* Test for any printing wide character. */ +extern int iswprint (wint_t __wc) __THROW; + +/* Test for any printing wide character that is one of a + locale-specific et of wide characters for which neither `iswspace' + nor `iswalnum' is true. */ +extern int iswpunct (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to a locale-specific + set of wide characters for which none of `iswalnum', `iswgraph', or + `iswpunct' is true. */ +extern int iswspace (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to an uppercase letter + or is one of a locale-specific set of wide character for which none + of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ +extern int iswupper (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to a hexadecimal-digit + character equivalent to that performed be the functions described + in the previous subclause. */ +extern int iswxdigit (wint_t __wc) __THROW; + +/* Test for any wide character that corresponds to a standard blank + wide character or a locale-specific set of wide characters for + which `iswalnum' is false. */ +# ifdef __USE_ISOC99 +extern int iswblank (wint_t __wc) __THROW; +# endif + +/* + * Extensible wide-character classification functions: 7.15.2.2. + */ + +/* Construct value that describes a class of wide characters identified + by the string argument PROPERTY. */ +extern wctype_t wctype (const char *__property) __THROW; + +/* Determine whether the wide-character WC has the property described by + DESC. */ +extern int iswctype (wint_t __wc, wctype_t __desc) __THROW; + +/* + * Wide-character case-mapping functions: 7.15.3.1. + */ + +/* Converts an uppercase letter to the corresponding lowercase letter. */ +extern wint_t towlower (wint_t __wc) __THROW; + +/* Converts an lowercase letter to the corresponding uppercase letter. */ +extern wint_t towupper (wint_t __wc) __THROW; + +__END_DECLS + +#endif /* bits/wctype-wchar.h. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h.blob new file mode 100644 index 0000000..16204de Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wctype-wchar.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h new file mode 100644 index 0000000..70f652b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h @@ -0,0 +1,17 @@ +/* Determine the wordsize from the preprocessor defines. */ + +#if defined __x86_64__ && !defined __ILP32__ +# define __WORDSIZE 64 +#else +# define __WORDSIZE 32 +#define __WORDSIZE32_SIZE_ULONG 0 +#define __WORDSIZE32_PTRDIFF_LONG 0 +#endif + +#ifdef __x86_64__ +# define __WORDSIZE_TIME64_COMPAT32 1 +/* Both x86-64 and x32 use the 64-bit system call interface. */ +# define __SYSCALL_WORDSIZE 64 +#else +# define __WORDSIZE_TIME64_COMPAT32 0 +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h.blob new file mode 100644 index 0000000..bf14929 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@bits@wordsize.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h new file mode 100644 index 0000000..2fbfcd4 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h @@ -0,0 +1,184 @@ +// Functor implementations -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file backward/binders.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _BACKWARD_BINDERS_H +#define _BACKWARD_BINDERS_H 1 + +// Suppress deprecated warning for this file. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // 20.3.6 binders + /** @defgroup binders Binder Classes + * @ingroup functors + * + * Binders turn functions/functors with two arguments into functors + * with a single argument, storing an argument to be applied later. + * For example, a variable @c B of type @c binder1st is constructed + * from a functor @c f and an argument @c x. Later, B's @c + * operator() is called with a single argument @c y. The return + * value is the value of @c f(x,y). @c B can be @a called with + * various arguments (y1, y2, ...) and will in turn call @c + * f(x,y1), @c f(x,y2), ... + * + * The function @c bind1st is provided to save some typing. It takes the + * function and an argument as parameters, and returns an instance of + * @c binder1st. + * + * The type @c binder2nd and its creator function @c bind2nd do the same + * thing, but the stored argument is passed as the second parameter instead + * of the first, e.g., @c bind2nd(std::minus(),1.3) will create a + * functor whose @c operator() accepts a floating-point number, subtracts + * 1.3 from it, and returns the result. (If @c bind1st had been used, + * the functor would perform 1.3 - x instead. + * + * Creator-wrapper functions like @c bind1st are intended to be used in + * calling algorithms. Their return values will be temporary objects. + * (The goal is to not require you to type names like + * @c std::binder1st> for declaring a variable to hold the + * return value from @c bind1st(std::plus(),5). + * + * These become more useful when combined with the composition functions. + * + * These functions are deprecated in C++11 and can be replaced by + * @c std::bind (or @c std::tr1::bind) which is more powerful and flexible, + * supporting functions with any number of arguments. Uses of @c bind1st + * can be replaced by @c std::bind(f, x, std::placeholders::_1) and + * @c bind2nd by @c std::bind(f, std::placeholders::_1, x). + * @{ + */ + /// One of the @link binders binder functors@endlink. + template + class binder1st + : public unary_function + { + protected: + _Operation op; + typename _Operation::first_argument_type value; + + public: + binder1st(const _Operation& __x, + const typename _Operation::first_argument_type& __y) + : op(__x), value(__y) { } + + typename _Operation::result_type + operator()(const typename _Operation::second_argument_type& __x) const + { return op(value, __x); } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 109. Missing binders for non-const sequence elements + typename _Operation::result_type + operator()(typename _Operation::second_argument_type& __x) const + { return op(value, __x); } + } _GLIBCXX11_DEPRECATED_SUGGEST("std::bind"); + + /// One of the @link binders binder functors@endlink. + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::bind") + inline binder1st<_Operation> + bind1st(const _Operation& __fn, const _Tp& __x) + { + typedef typename _Operation::first_argument_type _Arg1_type; + return binder1st<_Operation>(__fn, _Arg1_type(__x)); + } + + /// One of the @link binders binder functors@endlink. + template + class binder2nd + : public unary_function + { + protected: + _Operation op; + typename _Operation::second_argument_type value; + + public: + binder2nd(const _Operation& __x, + const typename _Operation::second_argument_type& __y) + : op(__x), value(__y) { } + + typename _Operation::result_type + operator()(const typename _Operation::first_argument_type& __x) const + { return op(__x, value); } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 109. Missing binders for non-const sequence elements + typename _Operation::result_type + operator()(typename _Operation::first_argument_type& __x) const + { return op(__x, value); } + } _GLIBCXX11_DEPRECATED_SUGGEST("std::bind"); + + /// One of the @link binders binder functors@endlink. + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::bind") + inline binder2nd<_Operation> + bind2nd(const _Operation& __fn, const _Tp& __x) + { + typedef typename _Operation::second_argument_type _Arg2_type; + return binder2nd<_Operation>(__fn, _Arg2_type(__x)); + } + /** @} */ + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#pragma GCC diagnostic pop + +#endif /* _BACKWARD_BINDERS_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h.blob new file mode 100644 index 0000000..fbe788d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@backward@binders.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit new file mode 100644 index 0000000..5eb4021 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit @@ -0,0 +1,482 @@ +// -*- C++ -*- + +// Copyright (C) 2018-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/bit + * This is a Standard C++ Library header. + */ + +#ifndef _GLIBCXX_BIT +#define _GLIBCXX_BIT 1 + +#pragma GCC system_header + +#if __cplusplus >= 201402L + +#include + +#if _GLIBCXX_HOSTED || __has_include() +# include +#else +# include +/// @cond undocumented +namespace __gnu_cxx +{ + template + struct __int_traits + { + static constexpr int __digits = std::numeric_limits<_Tp>::digits; + static constexpr _Tp __max = std::numeric_limits<_Tp>::max(); + }; +} +/// @endcond +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup bit_manip Bit manipulation + * @ingroup numerics + * + * Utilities for examining and manipulating individual bits. + * + * @{ + */ + +#if __cplusplus > 201703l && __has_builtin(__builtin_bit_cast) +#define __cpp_lib_bit_cast 201806L + + /// Create a value of type `To` from the bits of `from`. + /** + * @tparam _To A trivially-copyable type. + * @param __from A trivially-copyable object of the same size as `_To`. + * @return An object of type `_To`. + * @since C++20 + */ + template + [[nodiscard]] + constexpr _To + bit_cast(const _From& __from) noexcept +#ifdef __cpp_concepts + requires (sizeof(_To) == sizeof(_From)) + && __is_trivially_copyable(_To) && __is_trivially_copyable(_From) +#endif + { + return __builtin_bit_cast(_To, __from); + } +#endif + +#if __cplusplus > 202002L +#define __cpp_lib_byteswap 202110L + + /// Reverse order of bytes in the object representation of `value`. + /** + * @tparam _Tp An integral type. + * @param __value An object of integer type. + * @return An object of the same type, with the bytes reversed. + * @since C++23 + */ + template + [[nodiscard]] + constexpr enable_if_t::value, _Tp> + byteswap(_Tp __value) noexcept + { + if constexpr (sizeof(_Tp) == 1) + return __value; +#if __cpp_if_consteval >= 202106L && __CHAR_BIT__ == 8 + if !consteval + { + if constexpr (sizeof(_Tp) == 2) + return __builtin_bswap16(__value); + if constexpr (sizeof(_Tp) == 4) + return __builtin_bswap32(__value); + if constexpr (sizeof(_Tp) == 8) + return __builtin_bswap64(__value); + if constexpr (sizeof(_Tp) == 16) +#if __has_builtin(__builtin_bswap128) + return __builtin_bswap128(__value); +#else + return (__builtin_bswap64(__value >> 64) + | (static_cast<_Tp>(__builtin_bswap64(__value)) << 64)); +#endif + } +#endif + + // Fallback implementation that handles even __int24 etc. + using _Up = typename __make_unsigned<__remove_cv_t<_Tp>>::__type; + size_t __diff = __CHAR_BIT__ * (sizeof(_Tp) - 1); + _Up __mask1 = static_cast(~0); + _Up __mask2 = __mask1 << __diff; + _Up __val = __value; + for (size_t __i = 0; __i < sizeof(_Tp) / 2; ++__i) + { + _Up __byte1 = __val & __mask1; + _Up __byte2 = __val & __mask2; + __val = (__val ^ __byte1 ^ __byte2 + ^ (__byte1 << __diff) ^ (__byte2 >> __diff)); + __mask1 <<= __CHAR_BIT__; + __mask2 >>= __CHAR_BIT__; + __diff -= 2 * __CHAR_BIT__; + } + return __val; + } +#endif + + /// @cond undocumented + + template + constexpr _Tp + __rotl(_Tp __x, int __s) noexcept + { + constexpr auto _Nd = __gnu_cxx::__int_traits<_Tp>::__digits; + if _GLIBCXX17_CONSTEXPR ((_Nd & (_Nd - 1)) == 0) + { + // Variant for power of two _Nd which the compiler can + // easily pattern match. + constexpr unsigned __uNd = _Nd; + const unsigned __r = __s; + return (__x << (__r % __uNd)) | (__x >> ((-__r) % __uNd)); + } + const int __r = __s % _Nd; + if (__r == 0) + return __x; + else if (__r > 0) + return (__x << __r) | (__x >> ((_Nd - __r) % _Nd)); + else + return (__x >> -__r) | (__x << ((_Nd + __r) % _Nd)); // rotr(x, -r) + } + + template + constexpr _Tp + __rotr(_Tp __x, int __s) noexcept + { + constexpr auto _Nd = __gnu_cxx::__int_traits<_Tp>::__digits; + if _GLIBCXX17_CONSTEXPR ((_Nd & (_Nd - 1)) == 0) + { + // Variant for power of two _Nd which the compiler can + // easily pattern match. + constexpr unsigned __uNd = _Nd; + const unsigned __r = __s; + return (__x >> (__r % __uNd)) | (__x << ((-__r) % __uNd)); + } + const int __r = __s % _Nd; + if (__r == 0) + return __x; + else if (__r > 0) + return (__x >> __r) | (__x << ((_Nd - __r) % _Nd)); + else + return (__x << -__r) | (__x >> ((_Nd + __r) % _Nd)); // rotl(x, -r) + } + + template + constexpr int + __countl_zero(_Tp __x) noexcept + { + using __gnu_cxx::__int_traits; + constexpr auto _Nd = __int_traits<_Tp>::__digits; + + if (__x == 0) + return _Nd; + + constexpr auto _Nd_ull = __int_traits::__digits; + constexpr auto _Nd_ul = __int_traits::__digits; + constexpr auto _Nd_u = __int_traits::__digits; + + if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_u) + { + constexpr int __diff = _Nd_u - _Nd; + return __builtin_clz(__x) - __diff; + } + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ul) + { + constexpr int __diff = _Nd_ul - _Nd; + return __builtin_clzl(__x) - __diff; + } + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ull) + { + constexpr int __diff = _Nd_ull - _Nd; + return __builtin_clzll(__x) - __diff; + } + else // (_Nd > _Nd_ull) + { + static_assert(_Nd <= (2 * _Nd_ull), + "Maximum supported integer size is 128-bit"); + + unsigned long long __high = __x >> _Nd_ull; + if (__high != 0) + { + constexpr int __diff = (2 * _Nd_ull) - _Nd; + return __builtin_clzll(__high) - __diff; + } + constexpr auto __max_ull = __int_traits::__max; + unsigned long long __low = __x & __max_ull; + return (_Nd - _Nd_ull) + __builtin_clzll(__low); + } + } + + template + constexpr int + __countl_one(_Tp __x) noexcept + { + return std::__countl_zero<_Tp>((_Tp)~__x); + } + + template + constexpr int + __countr_zero(_Tp __x) noexcept + { + using __gnu_cxx::__int_traits; + constexpr auto _Nd = __int_traits<_Tp>::__digits; + + if (__x == 0) + return _Nd; + + constexpr auto _Nd_ull = __int_traits::__digits; + constexpr auto _Nd_ul = __int_traits::__digits; + constexpr auto _Nd_u = __int_traits::__digits; + + if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_u) + return __builtin_ctz(__x); + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ul) + return __builtin_ctzl(__x); + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ull) + return __builtin_ctzll(__x); + else // (_Nd > _Nd_ull) + { + static_assert(_Nd <= (2 * _Nd_ull), + "Maximum supported integer size is 128-bit"); + + constexpr auto __max_ull = __int_traits::__max; + unsigned long long __low = __x & __max_ull; + if (__low != 0) + return __builtin_ctzll(__low); + unsigned long long __high = __x >> _Nd_ull; + return __builtin_ctzll(__high) + _Nd_ull; + } + } + + template + constexpr int + __countr_one(_Tp __x) noexcept + { + return std::__countr_zero((_Tp)~__x); + } + + template + constexpr int + __popcount(_Tp __x) noexcept + { + using __gnu_cxx::__int_traits; + constexpr auto _Nd = __int_traits<_Tp>::__digits; + + constexpr auto _Nd_ull = __int_traits::__digits; + constexpr auto _Nd_ul = __int_traits::__digits; + constexpr auto _Nd_u = __int_traits::__digits; + + if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_u) + return __builtin_popcount(__x); + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ul) + return __builtin_popcountl(__x); + else if _GLIBCXX17_CONSTEXPR (_Nd <= _Nd_ull) + return __builtin_popcountll(__x); + else // (_Nd > _Nd_ull) + { + static_assert(_Nd <= (2 * _Nd_ull), + "Maximum supported integer size is 128-bit"); + + constexpr auto __max_ull = __int_traits::__max; + unsigned long long __low = __x & __max_ull; + unsigned long long __high = __x >> _Nd_ull; + return __builtin_popcountll(__low) + __builtin_popcountll(__high); + } + } + + template + constexpr bool + __has_single_bit(_Tp __x) noexcept + { return std::__popcount(__x) == 1; } + + template + constexpr _Tp + __bit_ceil(_Tp __x) noexcept + { + using __gnu_cxx::__int_traits; + constexpr auto _Nd = __int_traits<_Tp>::__digits; + if (__x == 0 || __x == 1) + return 1; + auto __shift_exponent = _Nd - std::__countl_zero((_Tp)(__x - 1u)); + // If the shift exponent equals _Nd then the correct result is not + // representable as a value of _Tp, and so the result is undefined. + // Want that undefined behaviour to be detected in constant expressions, + // by UBSan, and by debug assertions. + if (!std::__is_constant_evaluated()) + { + __glibcxx_assert( __shift_exponent != __int_traits<_Tp>::__digits ); + } + + using __promoted_type = decltype(__x << 1); + if _GLIBCXX17_CONSTEXPR (!is_same<__promoted_type, _Tp>::value) + { + // If __x undergoes integral promotion then shifting by _Nd is + // not undefined. In order to make the shift undefined, so that + // it is diagnosed in constant expressions and by UBsan, we also + // need to "promote" the shift exponent to be too large for the + // promoted type. + const int __extra_exp = sizeof(__promoted_type) / sizeof(_Tp) / 2; + __shift_exponent |= (__shift_exponent & _Nd) << __extra_exp; + } + return (_Tp)1u << __shift_exponent; + } + + template + constexpr _Tp + __bit_floor(_Tp __x) noexcept + { + constexpr auto _Nd = __gnu_cxx::__int_traits<_Tp>::__digits; + if (__x == 0) + return 0; + return (_Tp)1u << (_Nd - std::__countl_zero((_Tp)(__x >> 1))); + } + + template + constexpr int + __bit_width(_Tp __x) noexcept + { + constexpr auto _Nd = __gnu_cxx::__int_traits<_Tp>::__digits; + return _Nd - std::__countl_zero(__x); + } + + /// @endcond + +#if __cplusplus > 201703L + +#define __cpp_lib_bitops 201907L + + /// @cond undocumented + template + using _If_is_unsigned_integer + = enable_if_t<__is_unsigned_integer<_Tp>::value, _Up>; + /// @endcond + + // [bit.rot], rotating + + /// Rotate `x` to the left by `s` bits. + template + [[nodiscard]] constexpr _If_is_unsigned_integer<_Tp> + rotl(_Tp __x, int __s) noexcept + { return std::__rotl(__x, __s); } + + /// Rotate `x` to the right by `s` bits. + template + [[nodiscard]] constexpr _If_is_unsigned_integer<_Tp> + rotr(_Tp __x, int __s) noexcept + { return std::__rotr(__x, __s); } + + // [bit.count], counting + + /// The number of contiguous zero bits, starting from the highest bit. + template + constexpr _If_is_unsigned_integer<_Tp, int> + countl_zero(_Tp __x) noexcept + { return std::__countl_zero(__x); } + + /// The number of contiguous one bits, starting from the highest bit. + template + constexpr _If_is_unsigned_integer<_Tp, int> + countl_one(_Tp __x) noexcept + { return std::__countl_one(__x); } + + /// The number of contiguous zero bits, starting from the lowest bit. + template + constexpr _If_is_unsigned_integer<_Tp, int> + countr_zero(_Tp __x) noexcept + { return std::__countr_zero(__x); } + + /// The number of contiguous one bits, starting from the lowest bit. + template + constexpr _If_is_unsigned_integer<_Tp, int> + countr_one(_Tp __x) noexcept + { return std::__countr_one(__x); } + + /// The number of bits set in `x`. + template + constexpr _If_is_unsigned_integer<_Tp, int> + popcount(_Tp __x) noexcept + { return std::__popcount(__x); } + + // [bit.pow.two], integral powers of 2 + +#define __cpp_lib_int_pow2 202002L + + /// True if `x` is a power of two, false otherwise. + template + constexpr _If_is_unsigned_integer<_Tp, bool> + has_single_bit(_Tp __x) noexcept + { return std::__has_single_bit(__x); } + + /// The smallest power-of-two not less than `x`. + template + constexpr _If_is_unsigned_integer<_Tp> + bit_ceil(_Tp __x) noexcept + { return std::__bit_ceil(__x); } + + /// The largest power-of-two not greater than `x`. + template + constexpr _If_is_unsigned_integer<_Tp> + bit_floor(_Tp __x) noexcept + { return std::__bit_floor(__x); } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3656. Inconsistent bit operations returning a count + /// The smallest integer greater than the base-2 logarithm of `x`. + template + constexpr _If_is_unsigned_integer<_Tp, int> + bit_width(_Tp __x) noexcept + { return std::__bit_width(__x); } + +#define __cpp_lib_endian 201907L + + /// Byte order constants + /** + * The platform endianness can be checked by comparing `std::endian::native` + * to one of `std::endian::big` or `std::endian::little`. + * + * @since C++20 + */ + enum class endian + { + little = __ORDER_LITTLE_ENDIAN__, + big = __ORDER_BIG_ENDIAN__, + native = __BYTE_ORDER__ + }; +#endif // C++2a + + /// @} + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // C++14 +#endif // _GLIBCXX_BIT diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit.blob new file mode 100644 index 0000000..471f865 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bit.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h new file mode 100644 index 0000000..cd91d15 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h @@ -0,0 +1,954 @@ +// Allocator traits -*- C++ -*- + +// Copyright (C) 2011-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/alloc_traits.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _ALLOC_TRAITS_H +#define _ALLOC_TRAITS_H 1 + +#include +#include +#if __cplusplus >= 201103L +# include +# include +# if _GLIBCXX_HOSTED +# include +# endif +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if __cplusplus >= 201103L +#define __cpp_lib_allocator_traits_is_always_equal 201411L + + /// @cond undocumented + struct __allocator_traits_base + { + template + struct __rebind : __replace_first_arg<_Tp, _Up> + { + static_assert(is_same< + typename __replace_first_arg<_Tp, typename _Tp::value_type>::type, + _Tp>::value, + "allocator_traits::rebind_alloc must be A"); + }; + + template + struct __rebind<_Tp, _Up, + __void_t::other>> + { + using type = typename _Tp::template rebind<_Up>::other; + + static_assert(is_same< + typename _Tp::template rebind::other, + _Tp>::value, + "allocator_traits::rebind_alloc must be A"); + }; + + protected: + template + using __pointer = typename _Tp::pointer; + template + using __c_pointer = typename _Tp::const_pointer; + template + using __v_pointer = typename _Tp::void_pointer; + template + using __cv_pointer = typename _Tp::const_void_pointer; + template + using __pocca = typename _Tp::propagate_on_container_copy_assignment; + template + using __pocma = typename _Tp::propagate_on_container_move_assignment; + template + using __pocs = typename _Tp::propagate_on_container_swap; + template + using __equal = __type_identity; + }; + + template + using __alloc_rebind + = typename __allocator_traits_base::template __rebind<_Alloc, _Up>::type; + /// @endcond + + /** + * @brief Uniform interface to all allocator types. + * @headerfile memory + * @ingroup allocators + * @since C++11 + */ + template + struct allocator_traits : __allocator_traits_base + { + /// The allocator type + typedef _Alloc allocator_type; + /// The allocated type + typedef typename _Alloc::value_type value_type; + + /** + * @brief The allocator's pointer type. + * + * @c Alloc::pointer if that type exists, otherwise @c value_type* + */ + using pointer = __detected_or_t; + + private: + // Select _Func<_Alloc> or pointer_traits::rebind<_Tp> + template class _Func, typename _Tp, typename = void> + struct _Ptr + { + using type = typename pointer_traits::template rebind<_Tp>; + }; + + template class _Func, typename _Tp> + struct _Ptr<_Func, _Tp, __void_t<_Func<_Alloc>>> + { + using type = _Func<_Alloc>; + }; + + // Select _A2::difference_type or pointer_traits<_Ptr>::difference_type + template + struct _Diff + { using type = typename pointer_traits<_PtrT>::difference_type; }; + + template + struct _Diff<_A2, _PtrT, __void_t> + { using type = typename _A2::difference_type; }; + + // Select _A2::size_type or make_unsigned<_DiffT>::type + template + struct _Size : make_unsigned<_DiffT> { }; + + template + struct _Size<_A2, _DiffT, __void_t> + { using type = typename _A2::size_type; }; + + public: + /** + * @brief The allocator's const pointer type. + * + * @c Alloc::const_pointer if that type exists, otherwise + * pointer_traits::rebind + */ + using const_pointer = typename _Ptr<__c_pointer, const value_type>::type; + + /** + * @brief The allocator's void pointer type. + * + * @c Alloc::void_pointer if that type exists, otherwise + * pointer_traits::rebind + */ + using void_pointer = typename _Ptr<__v_pointer, void>::type; + + /** + * @brief The allocator's const void pointer type. + * + * @c Alloc::const_void_pointer if that type exists, otherwise + * pointer_traits::rebind + */ + using const_void_pointer = typename _Ptr<__cv_pointer, const void>::type; + + /** + * @brief The allocator's difference type + * + * @c Alloc::difference_type if that type exists, otherwise + * pointer_traits::difference_type + */ + using difference_type = typename _Diff<_Alloc, pointer>::type; + + /** + * @brief The allocator's size type + * + * @c Alloc::size_type if that type exists, otherwise + * make_unsigned::type + */ + using size_type = typename _Size<_Alloc, difference_type>::type; + + /** + * @brief How the allocator is propagated on copy assignment + * + * @c Alloc::propagate_on_container_copy_assignment if that type exists, + * otherwise @c false_type + */ + using propagate_on_container_copy_assignment + = __detected_or_t; + + /** + * @brief How the allocator is propagated on move assignment + * + * @c Alloc::propagate_on_container_move_assignment if that type exists, + * otherwise @c false_type + */ + using propagate_on_container_move_assignment + = __detected_or_t; + + /** + * @brief How the allocator is propagated on swap + * + * @c Alloc::propagate_on_container_swap if that type exists, + * otherwise @c false_type + */ + using propagate_on_container_swap + = __detected_or_t; + + /** + * @brief Whether all instances of the allocator type compare equal. + * + * @c Alloc::is_always_equal if that type exists, + * otherwise @c is_empty::type + */ + using is_always_equal + = typename __detected_or_t, __equal, _Alloc>::type; + + template + using rebind_alloc = __alloc_rebind<_Alloc, _Tp>; + template + using rebind_traits = allocator_traits>; + + private: + template + static constexpr auto + _S_allocate(_Alloc2& __a, size_type __n, const_void_pointer __hint, int) + -> decltype(__a.allocate(__n, __hint)) + { return __a.allocate(__n, __hint); } + + template + static constexpr pointer + _S_allocate(_Alloc2& __a, size_type __n, const_void_pointer, ...) + { return __a.allocate(__n); } + + template + struct __construct_helper + { + template()->construct( + std::declval<_Tp*>(), std::declval<_Args>()...))> + static true_type __test(int); + + template + static false_type __test(...); + + using type = decltype(__test<_Alloc>(0)); + }; + + template + using __has_construct + = typename __construct_helper<_Tp, _Args...>::type; + + template + static _GLIBCXX14_CONSTEXPR _Require<__has_construct<_Tp, _Args...>> + _S_construct(_Alloc& __a, _Tp* __p, _Args&&... __args) + noexcept(noexcept(__a.construct(__p, std::forward<_Args>(__args)...))) + { __a.construct(__p, std::forward<_Args>(__args)...); } + + template + static _GLIBCXX14_CONSTEXPR + _Require<__and_<__not_<__has_construct<_Tp, _Args...>>, + is_constructible<_Tp, _Args...>>> + _S_construct(_Alloc&, _Tp* __p, _Args&&... __args) + noexcept(std::is_nothrow_constructible<_Tp, _Args...>::value) + { +#if __cplusplus <= 201703L + ::new((void*)__p) _Tp(std::forward<_Args>(__args)...); +#else + std::construct_at(__p, std::forward<_Args>(__args)...); +#endif + } + + template + static _GLIBCXX14_CONSTEXPR auto + _S_destroy(_Alloc2& __a, _Tp* __p, int) + noexcept(noexcept(__a.destroy(__p))) + -> decltype(__a.destroy(__p)) + { __a.destroy(__p); } + + template + static _GLIBCXX14_CONSTEXPR void + _S_destroy(_Alloc2&, _Tp* __p, ...) + noexcept(std::is_nothrow_destructible<_Tp>::value) + { std::_Destroy(__p); } + + template + static constexpr auto + _S_max_size(_Alloc2& __a, int) + -> decltype(__a.max_size()) + { return __a.max_size(); } + + template + static constexpr size_type + _S_max_size(_Alloc2&, ...) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2466. allocator_traits::max_size() default behavior is incorrect + return __gnu_cxx::__numeric_traits::__max + / sizeof(value_type); + } + + template + static constexpr auto + _S_select(_Alloc2& __a, int) + -> decltype(__a.select_on_container_copy_construction()) + { return __a.select_on_container_copy_construction(); } + + template + static constexpr _Alloc2 + _S_select(_Alloc2& __a, ...) + { return __a; } + + public: + + /** + * @brief Allocate memory. + * @param __a An allocator. + * @param __n The number of objects to allocate space for. + * + * Calls @c a.allocate(n) + */ + _GLIBCXX_NODISCARD static _GLIBCXX20_CONSTEXPR pointer + allocate(_Alloc& __a, size_type __n) + { return __a.allocate(__n); } + + /** + * @brief Allocate memory. + * @param __a An allocator. + * @param __n The number of objects to allocate space for. + * @param __hint Aid to locality. + * @return Memory of suitable size and alignment for @a n objects + * of type @c value_type + * + * Returns a.allocate(n, hint) if that expression is + * well-formed, otherwise returns @c a.allocate(n) + */ + _GLIBCXX_NODISCARD static _GLIBCXX20_CONSTEXPR pointer + allocate(_Alloc& __a, size_type __n, const_void_pointer __hint) + { return _S_allocate(__a, __n, __hint, 0); } + + /** + * @brief Deallocate memory. + * @param __a An allocator. + * @param __p Pointer to the memory to deallocate. + * @param __n The number of objects space was allocated for. + * + * Calls a.deallocate(p, n) + */ + static _GLIBCXX20_CONSTEXPR void + deallocate(_Alloc& __a, pointer __p, size_type __n) + { __a.deallocate(__p, __n); } + + /** + * @brief Construct an object of type `_Tp` + * @param __a An allocator. + * @param __p Pointer to memory of suitable size and alignment for Tp + * @param __args Constructor arguments. + * + * Calls __a.construct(__p, std::forward(__args)...) + * if that expression is well-formed, otherwise uses placement-new + * to construct an object of type @a _Tp at location @a __p from the + * arguments @a __args... + */ + template + static _GLIBCXX20_CONSTEXPR auto + construct(_Alloc& __a, _Tp* __p, _Args&&... __args) + noexcept(noexcept(_S_construct(__a, __p, + std::forward<_Args>(__args)...))) + -> decltype(_S_construct(__a, __p, std::forward<_Args>(__args)...)) + { _S_construct(__a, __p, std::forward<_Args>(__args)...); } + + /** + * @brief Destroy an object of type @a _Tp + * @param __a An allocator. + * @param __p Pointer to the object to destroy + * + * Calls @c __a.destroy(__p) if that expression is well-formed, + * otherwise calls @c __p->~_Tp() + */ + template + static _GLIBCXX20_CONSTEXPR void + destroy(_Alloc& __a, _Tp* __p) + noexcept(noexcept(_S_destroy(__a, __p, 0))) + { _S_destroy(__a, __p, 0); } + + /** + * @brief The maximum supported allocation size + * @param __a An allocator. + * @return @c __a.max_size() or @c numeric_limits::max() + * + * Returns @c __a.max_size() if that expression is well-formed, + * otherwise returns @c numeric_limits::max() + */ + static _GLIBCXX20_CONSTEXPR size_type + max_size(const _Alloc& __a) noexcept + { return _S_max_size(__a, 0); } + + /** + * @brief Obtain an allocator to use when copying a container. + * @param __rhs An allocator. + * @return @c __rhs.select_on_container_copy_construction() or @a __rhs + * + * Returns @c __rhs.select_on_container_copy_construction() if that + * expression is well-formed, otherwise returns @a __rhs + */ + static _GLIBCXX20_CONSTEXPR _Alloc + select_on_container_copy_construction(const _Alloc& __rhs) + { return _S_select(__rhs, 0); } + }; + +#if _GLIBCXX_HOSTED + +#if __cplusplus > 201703L +# define __cpp_lib_constexpr_dynamic_alloc 201907L +#endif + + /// Partial specialization for std::allocator. + template + struct allocator_traits> + { + /// The allocator type + using allocator_type = allocator<_Tp>; + + /// The allocated type + using value_type = _Tp; + + /// The allocator's pointer type. + using pointer = _Tp*; + + /// The allocator's const pointer type. + using const_pointer = const _Tp*; + + /// The allocator's void pointer type. + using void_pointer = void*; + + /// The allocator's const void pointer type. + using const_void_pointer = const void*; + + /// The allocator's difference type + using difference_type = std::ptrdiff_t; + + /// The allocator's size type + using size_type = std::size_t; + + /// How the allocator is propagated on copy assignment + using propagate_on_container_copy_assignment = false_type; + + /// How the allocator is propagated on move assignment + using propagate_on_container_move_assignment = true_type; + + /// How the allocator is propagated on swap + using propagate_on_container_swap = false_type; + + /// Whether all instances of the allocator type compare equal. + using is_always_equal = true_type; + + template + using rebind_alloc = allocator<_Up>; + + template + using rebind_traits = allocator_traits>; + + /** + * @brief Allocate memory. + * @param __a An allocator. + * @param __n The number of objects to allocate space for. + * + * Calls @c a.allocate(n) + */ + [[__nodiscard__,__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR pointer + allocate(allocator_type& __a, size_type __n) + { return __a.allocate(__n); } + + /** + * @brief Allocate memory. + * @param __a An allocator. + * @param __n The number of objects to allocate space for. + * @param __hint Aid to locality. + * @return Memory of suitable size and alignment for @a n objects + * of type @c value_type + * + * Returns a.allocate(n, hint) + */ + [[__nodiscard__,__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR pointer + allocate(allocator_type& __a, size_type __n, const_void_pointer __hint) + { +#if __cplusplus <= 201703L + return __a.allocate(__n, __hint); +#else + return __a.allocate(__n); +#endif + } + + /** + * @brief Deallocate memory. + * @param __a An allocator. + * @param __p Pointer to the memory to deallocate. + * @param __n The number of objects space was allocated for. + * + * Calls a.deallocate(p, n) + */ + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR void + deallocate(allocator_type& __a, pointer __p, size_type __n) + { __a.deallocate(__p, __n); } + + /** + * @brief Construct an object of type `_Up` + * @param __a An allocator. + * @param __p Pointer to memory of suitable size and alignment for + * an object of type `_Up`. + * @param __args Constructor arguments. + * + * Calls `__a.construct(__p, std::forward<_Args>(__args)...)` + * in C++11, C++14 and C++17. Changed in C++20 to call + * `std::construct_at(__p, std::forward<_Args>(__args)...)` instead. + */ + template + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR void + construct(allocator_type& __a __attribute__((__unused__)), _Up* __p, + _Args&&... __args) + noexcept(std::is_nothrow_constructible<_Up, _Args...>::value) + { +#if __cplusplus <= 201703L + __a.construct(__p, std::forward<_Args>(__args)...); +#else + std::construct_at(__p, std::forward<_Args>(__args)...); +#endif + } + + /** + * @brief Destroy an object of type @a _Up + * @param __a An allocator. + * @param __p Pointer to the object to destroy + * + * Calls @c __a.destroy(__p). + */ + template + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR void + destroy(allocator_type& __a __attribute__((__unused__)), _Up* __p) + noexcept(is_nothrow_destructible<_Up>::value) + { +#if __cplusplus <= 201703L + __a.destroy(__p); +#else + std::destroy_at(__p); +#endif + } + + /** + * @brief The maximum supported allocation size + * @param __a An allocator. + * @return @c __a.max_size() + */ + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR size_type + max_size(const allocator_type& __a __attribute__((__unused__))) noexcept + { +#if __cplusplus <= 201703L + return __a.max_size(); +#else + return size_t(-1) / sizeof(value_type); +#endif + } + + /** + * @brief Obtain an allocator to use when copying a container. + * @param __rhs An allocator. + * @return @c __rhs + */ + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR allocator_type + select_on_container_copy_construction(const allocator_type& __rhs) + { return __rhs; } + }; + + /// Explicit specialization for std::allocator. + template<> + struct allocator_traits> + { + /// The allocator type + using allocator_type = allocator; + + /// The allocated type + using value_type = void; + + /// The allocator's pointer type. + using pointer = void*; + + /// The allocator's const pointer type. + using const_pointer = const void*; + + /// The allocator's void pointer type. + using void_pointer = void*; + + /// The allocator's const void pointer type. + using const_void_pointer = const void*; + + /// The allocator's difference type + using difference_type = std::ptrdiff_t; + + /// The allocator's size type + using size_type = std::size_t; + + /// How the allocator is propagated on copy assignment + using propagate_on_container_copy_assignment = false_type; + + /// How the allocator is propagated on move assignment + using propagate_on_container_move_assignment = true_type; + + /// How the allocator is propagated on swap + using propagate_on_container_swap = false_type; + + /// Whether all instances of the allocator type compare equal. + using is_always_equal = true_type; + + template + using rebind_alloc = allocator<_Up>; + + template + using rebind_traits = allocator_traits>; + + /// allocate is ill-formed for allocator + static void* + allocate(allocator_type&, size_type, const void* = nullptr) = delete; + + /// deallocate is ill-formed for allocator + static void + deallocate(allocator_type&, void*, size_type) = delete; + + /** + * @brief Construct an object of type `_Up` + * @param __a An allocator. + * @param __p Pointer to memory of suitable size and alignment for + * an object of type `_Up`. + * @param __args Constructor arguments. + * + * Calls `__a.construct(__p, std::forward<_Args>(__args)...)` + * in C++11, C++14 and C++17. Changed in C++20 to call + * `std::construct_at(__p, std::forward<_Args>(__args)...)` instead. + */ + template + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR void + construct(allocator_type&, _Up* __p, _Args&&... __args) + noexcept(std::is_nothrow_constructible<_Up, _Args...>::value) + { std::_Construct(__p, std::forward<_Args>(__args)...); } + + /** + * @brief Destroy an object of type `_Up` + * @param __a An allocator. + * @param __p Pointer to the object to destroy + * + * Invokes the destructor for `*__p`. + */ + template + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR void + destroy(allocator_type&, _Up* __p) + noexcept(is_nothrow_destructible<_Up>::value) + { std::_Destroy(__p); } + + /// max_size is ill-formed for allocator + static size_type + max_size(const allocator_type&) = delete; + + /** + * @brief Obtain an allocator to use when copying a container. + * @param __rhs An allocator. + * @return `__rhs` + */ + [[__gnu__::__always_inline__]] + static _GLIBCXX20_CONSTEXPR allocator_type + select_on_container_copy_construction(const allocator_type& __rhs) + { return __rhs; } + }; +#endif + + /// @cond undocumented +#if __cplusplus < 201703L + template + [[__gnu__::__always_inline__]] + inline void + __do_alloc_on_copy(_Alloc& __one, const _Alloc& __two, true_type) + { __one = __two; } + + template + [[__gnu__::__always_inline__]] + inline void + __do_alloc_on_copy(_Alloc&, const _Alloc&, false_type) + { } +#endif + + template + [[__gnu__::__always_inline__]] + _GLIBCXX14_CONSTEXPR inline void + __alloc_on_copy(_Alloc& __one, const _Alloc& __two) + { + using __traits = allocator_traits<_Alloc>; + using __pocca = + typename __traits::propagate_on_container_copy_assignment::type; +#if __cplusplus >= 201703L + if constexpr (__pocca::value) + __one = __two; +#else + __do_alloc_on_copy(__one, __two, __pocca()); +#endif + } + + template + [[__gnu__::__always_inline__]] + constexpr _Alloc + __alloc_on_copy(const _Alloc& __a) + { + typedef allocator_traits<_Alloc> __traits; + return __traits::select_on_container_copy_construction(__a); + } + +#if __cplusplus < 201703L + template + [[__gnu__::__always_inline__]] + inline void __do_alloc_on_move(_Alloc& __one, _Alloc& __two, true_type) + { __one = std::move(__two); } + + template + [[__gnu__::__always_inline__]] + inline void __do_alloc_on_move(_Alloc&, _Alloc&, false_type) + { } +#endif + + template + [[__gnu__::__always_inline__]] + _GLIBCXX14_CONSTEXPR inline void + __alloc_on_move(_Alloc& __one, _Alloc& __two) + { + using __traits = allocator_traits<_Alloc>; + using __pocma + = typename __traits::propagate_on_container_move_assignment::type; +#if __cplusplus >= 201703L + if constexpr (__pocma::value) + __one = std::move(__two); +#else + __do_alloc_on_move(__one, __two, __pocma()); +#endif + } + +#if __cplusplus < 201703L + template + [[__gnu__::__always_inline__]] + inline void __do_alloc_on_swap(_Alloc& __one, _Alloc& __two, true_type) + { + using std::swap; + swap(__one, __two); + } + + template + [[__gnu__::__always_inline__]] + inline void __do_alloc_on_swap(_Alloc&, _Alloc&, false_type) + { } +#endif + + template + [[__gnu__::__always_inline__]] + _GLIBCXX14_CONSTEXPR inline void + __alloc_on_swap(_Alloc& __one, _Alloc& __two) + { + using __traits = allocator_traits<_Alloc>; + using __pocs = typename __traits::propagate_on_container_swap::type; +#if __cplusplus >= 201703L + if constexpr (__pocs::value) + { + using std::swap; + swap(__one, __two); + } +#else + __do_alloc_on_swap(__one, __two, __pocs()); +#endif + } + + template, + typename = void> + struct __is_alloc_insertable_impl + : false_type + { }; + + template + struct __is_alloc_insertable_impl<_Alloc, _Tp, _ValueT, + __void_t::construct( + std::declval<_Alloc&>(), std::declval<_ValueT*>(), + std::declval<_Tp>()))>> + : true_type + { }; + + // true if _Alloc::value_type is CopyInsertable into containers using _Alloc + // (might be wrong if _Alloc::construct exists but is not constrained, + // i.e. actually trying to use it would still be invalid. Use with caution.) + template + struct __is_copy_insertable + : __is_alloc_insertable_impl<_Alloc, + typename _Alloc::value_type const&>::type + { }; + +#if _GLIBCXX_HOSTED + // std::allocator<_Tp> just requires CopyConstructible + template + struct __is_copy_insertable> + : is_copy_constructible<_Tp> + { }; +#endif + + // true if _Alloc::value_type is MoveInsertable into containers using _Alloc + // (might be wrong if _Alloc::construct exists but is not constrained, + // i.e. actually trying to use it would still be invalid. Use with caution.) + template + struct __is_move_insertable + : __is_alloc_insertable_impl<_Alloc, typename _Alloc::value_type>::type + { }; + +#if _GLIBCXX_HOSTED + // std::allocator<_Tp> just requires MoveConstructible + template + struct __is_move_insertable> + : is_move_constructible<_Tp> + { }; +#endif + + // Trait to detect Allocator-like types. + template + struct __is_allocator : false_type { }; + + template + struct __is_allocator<_Alloc, + __void_t().allocate(size_t{}))>> + : true_type { }; + + template + using _RequireAllocator + = typename enable_if<__is_allocator<_Alloc>::value, _Alloc>::type; + + template + using _RequireNotAllocator + = typename enable_if::value, _Alloc>::type; + +#if __cpp_concepts >= 201907L + template + concept __allocator_like = requires (_Alloc& __a) { + typename _Alloc::value_type; + __a.deallocate(__a.allocate(1u), 1u); + }; +#endif + /// @endcond +#endif // C++11 + + /// @cond undocumented + + // To implement Option 3 of DR 431. + template + struct __alloc_swap + { static void _S_do_it(_Alloc&, _Alloc&) _GLIBCXX_NOEXCEPT { } }; + + template + struct __alloc_swap<_Alloc, false> + { + static void + _S_do_it(_Alloc& __one, _Alloc& __two) _GLIBCXX_NOEXCEPT + { + // Precondition: swappable allocators. + if (__one != __two) + swap(__one, __two); + } + }; + +#if __cplusplus >= 201103L + template, + is_nothrow_move_constructible>::value> + struct __shrink_to_fit_aux + { static bool _S_do_it(_Tp&) noexcept { return false; } }; + + template + struct __shrink_to_fit_aux<_Tp, true> + { + _GLIBCXX20_CONSTEXPR + static bool + _S_do_it(_Tp& __c) noexcept + { +#if __cpp_exceptions + try + { + _Tp(__make_move_if_noexcept_iterator(__c.begin()), + __make_move_if_noexcept_iterator(__c.end()), + __c.get_allocator()).swap(__c); + return true; + } + catch(...) + { return false; } +#else + return false; +#endif + } + }; +#endif + + /** + * Destroy a range of objects using the supplied allocator. For + * non-default allocators we do not optimize away invocation of + * destroy() even if _Tp has a trivial destructor. + */ + + template + _GLIBCXX20_CONSTEXPR + void + _Destroy(_ForwardIterator __first, _ForwardIterator __last, + _Allocator& __alloc) + { + for (; __first != __last; ++__first) +#if __cplusplus < 201103L + __alloc.destroy(std::__addressof(*__first)); +#else + allocator_traits<_Allocator>::destroy(__alloc, + std::__addressof(*__first)); +#endif + } + +#if _GLIBCXX_HOSTED + template + __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR + inline void + _Destroy(_ForwardIterator __first, _ForwardIterator __last, + allocator<_Tp>&) + { + _Destroy(__first, __last); + } +#endif + /// @endcond + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std +#endif // _ALLOC_TRAITS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h.blob new file mode 100644 index 0000000..111d726 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@alloc_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h new file mode 100644 index 0000000..abbd753 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h @@ -0,0 +1,294 @@ +// Allocators -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * Copyright (c) 1996-1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/allocator.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _ALLOCATOR_H +#define _ALLOCATOR_H 1 + +#include // Define the base class to std::allocator. +#include +#if __cplusplus >= 201103L +#include +#endif + +#define __cpp_lib_incomplete_container_elements 201505L + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @addtogroup allocators + * @{ + */ + + // Since C++20 the primary template should be used for allocator, + // but then it would have a non-trivial default ctor and dtor for C++20, + // but trivial for C++98-17, which would be an ABI incompatibility between + // different standard dialects. So C++20 still uses the allocator + // explicit specialization, with the historical ABI properties, but with + // the same members that are present in the primary template. + + /** std::allocator specialization. + * + * @headerfile memory + */ + template<> + class allocator + { + public: + typedef void value_type; + typedef size_t size_type; + typedef ptrdiff_t difference_type; + +#if __cplusplus <= 201703L + // These were removed for C++20, allocator_traits does the right thing. + typedef void* pointer; + typedef const void* const_pointer; + + template + struct rebind + { typedef allocator<_Tp1> other; }; +#endif + +#if __cplusplus >= 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2103. std::allocator propagate_on_container_move_assignment + using propagate_on_container_move_assignment = true_type; + + using is_always_equal + _GLIBCXX20_DEPRECATED_SUGGEST("std::allocator_traits::is_always_equal") + = true_type; + +#if __cplusplus >= 202002L + // As noted above, these members are present for C++20 to provide the + // same API as the primary template, but still trivial as in pre-C++20. + allocator() = default; + ~allocator() = default; + + template + __attribute__((__always_inline__)) + constexpr + allocator(const allocator<_Up>&) noexcept { } + + // No allocate member because it's ill-formed by LWG 3307. + // No deallocate member because it would be undefined to call it + // with any pointer which wasn't obtained from allocate. +#endif // C++20 +#endif // C++11 + }; + + /** + * @brief The @a standard allocator, as per C++03 [20.4.1]. + * + * See https://gcc.gnu.org/onlinedocs/libstdc++/manual/memory.html#std.util.memory.allocator + * for further details. + * + * @tparam _Tp Type of allocated object. + * + * @headerfile memory + */ + template + class allocator : public __allocator_base<_Tp> + { + public: + typedef _Tp value_type; + typedef size_t size_type; + typedef ptrdiff_t difference_type; + +#if __cplusplus <= 201703L + // These were removed for C++20. + typedef _Tp* pointer; + typedef const _Tp* const_pointer; + typedef _Tp& reference; + typedef const _Tp& const_reference; + + template + struct rebind + { typedef allocator<_Tp1> other; }; +#endif + +#if __cplusplus >= 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2103. std::allocator propagate_on_container_move_assignment + using propagate_on_container_move_assignment = true_type; + + using is_always_equal + _GLIBCXX20_DEPRECATED_SUGGEST("std::allocator_traits::is_always_equal") + = true_type; +#endif + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3035. std::allocator's constructors should be constexpr + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + allocator() _GLIBCXX_NOTHROW { } + + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + allocator(const allocator& __a) _GLIBCXX_NOTHROW + : __allocator_base<_Tp>(__a) { } + +#if __cplusplus >= 201103L + // Avoid implicit deprecation. + allocator& operator=(const allocator&) = default; +#endif + + template + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + allocator(const allocator<_Tp1>&) _GLIBCXX_NOTHROW { } + + __attribute__((__always_inline__)) +#if __cpp_constexpr_dynamic_alloc + constexpr +#endif + ~allocator() _GLIBCXX_NOTHROW { } + +#if __cplusplus > 201703L + [[nodiscard,__gnu__::__always_inline__]] + constexpr _Tp* + allocate(size_t __n) + { + if (std::__is_constant_evaluated()) + { + if (__builtin_mul_overflow(__n, sizeof(_Tp), &__n)) + std::__throw_bad_array_new_length(); + return static_cast<_Tp*>(::operator new(__n)); + } + + return __allocator_base<_Tp>::allocate(__n, 0); + } + + [[__gnu__::__always_inline__]] + constexpr void + deallocate(_Tp* __p, size_t __n) + { + if (std::__is_constant_evaluated()) + { + ::operator delete(__p); + return; + } + __allocator_base<_Tp>::deallocate(__p, __n); + } +#endif // C++20 + + friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR + bool + operator==(const allocator&, const allocator&) _GLIBCXX_NOTHROW + { return true; } + +#if __cpp_impl_three_way_comparison < 201907L + friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR + bool + operator!=(const allocator&, const allocator&) _GLIBCXX_NOTHROW + { return false; } +#endif + + // Inherit everything else. + }; + + /** Equality comparison for std::allocator objects + * + * @return true, for all std::allocator objects. + * @relates std::allocator + */ + template + __attribute__((__always_inline__)) + inline _GLIBCXX20_CONSTEXPR bool + operator==(const allocator<_T1>&, const allocator<_T2>&) + _GLIBCXX_NOTHROW + { return true; } + +#if __cpp_impl_three_way_comparison < 201907L + template + __attribute__((__always_inline__)) + inline _GLIBCXX20_CONSTEXPR bool + operator!=(const allocator<_T1>&, const allocator<_T2>&) + _GLIBCXX_NOTHROW + { return false; } +#endif + + /// @cond undocumented + + // Invalid allocator partial specializations. + // allocator_traits::rebind_alloc can be used to form a valid allocator type. + template + class allocator + { + public: + typedef _Tp value_type; + template allocator(const allocator<_Up>&) { } + }; + + template + class allocator + { + public: + typedef _Tp value_type; + template allocator(const allocator<_Up>&) { } + }; + + template + class allocator + { + public: + typedef _Tp value_type; + template allocator(const allocator<_Up>&) { } + }; + /// @endcond + + /// @} group allocator + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class allocator; + extern template class allocator; +#endif + + // Undefine. +#undef __allocator_base + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h.blob new file mode 100644 index 0000000..3e9c294 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@allocator.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h new file mode 100644 index 0000000..de5719c --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h @@ -0,0 +1,518 @@ +// Iostreams base classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/basic_ios.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ios} + */ + +#ifndef _BASIC_IOS_H +#define _BASIC_IOS_H 1 + +#pragma GCC system_header + +#include +#include +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + inline const _Facet& + __check_facet(const _Facet* __f) + { + if (!__f) + __throw_bad_cast(); + return *__f; + } + + /** + * @brief Template class basic_ios, virtual base class for all + * stream classes. + * @ingroup io + * + * @tparam _CharT Type of character stream. + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * + * Most of the member functions called dispatched on stream objects + * (e.g., @c std::cout.foo(bar);) are consolidated in this class. + */ + template + class basic_ios : public ios_base + { + public: + ///@{ + /** + * These are standard types. They permit a standardized way of + * referring to names of (or names dependent on) the template + * parameters, which are specific to the implementation. + */ + typedef _CharT char_type; + typedef typename _Traits::int_type int_type; + typedef typename _Traits::pos_type pos_type; + typedef typename _Traits::off_type off_type; + typedef _Traits traits_type; + ///@} + + ///@{ + /** + * These are non-standard types. + */ + typedef ctype<_CharT> __ctype_type; + typedef num_put<_CharT, ostreambuf_iterator<_CharT, _Traits> > + __num_put_type; + typedef num_get<_CharT, istreambuf_iterator<_CharT, _Traits> > + __num_get_type; + ///@} + + // Data members: + protected: + basic_ostream<_CharT, _Traits>* _M_tie; + mutable char_type _M_fill; + mutable bool _M_fill_init; + basic_streambuf<_CharT, _Traits>* _M_streambuf; + + // Cached use_facet, which is based on the current locale info. + const __ctype_type* _M_ctype; + // For ostream. + const __num_put_type* _M_num_put; + // For istream. + const __num_get_type* _M_num_get; + + public: + ///@{ + /** + * @brief The quick-and-easy status check. + * + * This allows you to write constructs such as + * if (!a_stream) ... and while (a_stream) ... + */ +#if __cplusplus >= 201103L + explicit operator bool() const + { return !this->fail(); } +#else + operator void*() const + { return this->fail() ? 0 : const_cast(this); } +#endif + + bool + operator!() const + { return this->fail(); } + ///@} + + /** + * @brief Returns the error state of the stream buffer. + * @return A bit pattern (well, isn't everything?) + * + * See std::ios_base::iostate for the possible bit values. Most + * users will call one of the interpreting wrappers, e.g., good(). + */ + iostate + rdstate() const + { return _M_streambuf_state; } + + /** + * @brief [Re]sets the error state. + * @param __state The new state flag(s) to set. + * + * See std::ios_base::iostate for the possible bit values. Most + * users will not need to pass an argument. + */ + void + clear(iostate __state = goodbit); + + /** + * @brief Sets additional flags in the error state. + * @param __state The additional state flag(s) to set. + * + * See std::ios_base::iostate for the possible bit values. + */ + void + setstate(iostate __state) + { this->clear(this->rdstate() | __state); } + + // Flips the internal state on for the proper state bits, then + // rethrows the propagated exception if bit also set in + // exceptions(). Must only be called within a catch handler. + void + _M_setstate(iostate __state) + { + // 27.6.1.2.1 Common requirements. + // Turn this on without causing an ios::failure to be thrown. + _M_streambuf_state |= __state; + if (this->exceptions() & __state) + __throw_exception_again; + } + + /** + * @brief Fast error checking. + * @return True if no error flags are set. + * + * A wrapper around rdstate. + */ + bool + good() const + { return this->rdstate() == 0; } + + /** + * @brief Fast error checking. + * @return True if the eofbit is set. + * + * Note that other iostate flags may also be set. + */ + bool + eof() const + { return (this->rdstate() & eofbit) != 0; } + + /** + * @brief Fast error checking. + * @return True if either the badbit or the failbit is set. + * + * Checking the badbit in fail() is historical practice. + * Note that other iostate flags may also be set. + */ + bool + fail() const + { return (this->rdstate() & (badbit | failbit)) != 0; } + + /** + * @brief Fast error checking. + * @return True if the badbit is set. + * + * Note that other iostate flags may also be set. + */ + bool + bad() const + { return (this->rdstate() & badbit) != 0; } + + /** + * @brief Throwing exceptions on errors. + * @return The current exceptions mask. + * + * This changes nothing in the stream. See the one-argument version + * of exceptions(iostate) for the meaning of the return value. + */ + iostate + exceptions() const + { return _M_exception; } + + /** + * @brief Throwing exceptions on errors. + * @param __except The new exceptions mask. + * + * By default, error flags are set silently. You can set an + * exceptions mask for each stream; if a bit in the mask becomes set + * in the error flags, then an exception of type + * std::ios_base::failure is thrown. + * + * If the error flag is already set when the exceptions mask is + * added, the exception is immediately thrown. Try running the + * following under GCC 3.1 or later: + * @code + * #include + * #include + * #include + * + * int main() + * { + * std::set_terminate (__gnu_cxx::__verbose_terminate_handler); + * + * std::ifstream f ("/etc/motd"); + * + * std::cerr << "Setting badbit\n"; + * f.setstate (std::ios_base::badbit); + * + * std::cerr << "Setting exception mask\n"; + * f.exceptions (std::ios_base::badbit); + * } + * @endcode + */ + void + exceptions(iostate __except) + { + _M_exception = __except; + this->clear(_M_streambuf_state); + } + + // Constructor/destructor: + /** + * @brief Constructor performs initialization. + * + * The parameter is passed by derived streams. + */ + explicit + basic_ios(basic_streambuf<_CharT, _Traits>* __sb) + : ios_base(), _M_tie(0), _M_fill(), _M_fill_init(false), _M_streambuf(0), + _M_ctype(0), _M_num_put(0), _M_num_get(0) + { this->init(__sb); } + + /** + * @brief Empty. + * + * The destructor does nothing. More specifically, it does not + * destroy the streambuf held by rdbuf(). + */ + virtual + ~basic_ios() { } + + // Members: + /** + * @brief Fetches the current @e tied stream. + * @return A pointer to the tied stream, or NULL if the stream is + * not tied. + * + * A stream may be @e tied (or synchronized) to a second output + * stream. When this stream performs any I/O, the tied stream is + * first flushed. For example, @c std::cin is tied to @c std::cout. + */ + basic_ostream<_CharT, _Traits>* + tie() const + { return _M_tie; } + + /** + * @brief Ties this stream to an output stream. + * @param __tiestr The output stream. + * @return The previously tied output stream, or NULL if the stream + * was not tied. + * + * This sets up a new tie; see tie() for more. + */ + basic_ostream<_CharT, _Traits>* + tie(basic_ostream<_CharT, _Traits>* __tiestr) + { + basic_ostream<_CharT, _Traits>* __old = _M_tie; + _M_tie = __tiestr; + return __old; + } + + /** + * @brief Accessing the underlying buffer. + * @return The current stream buffer. + * + * This does not change the state of the stream. + */ + basic_streambuf<_CharT, _Traits>* + rdbuf() const + { return _M_streambuf; } + + /** + * @brief Changing the underlying buffer. + * @param __sb The new stream buffer. + * @return The previous stream buffer. + * + * Associates a new buffer with the current stream, and clears the + * error state. + * + * Due to historical accidents which the LWG refuses to correct, the + * I/O library suffers from a design error: this function is hidden + * in derived classes by overrides of the zero-argument @c rdbuf(), + * which is non-virtual for hysterical raisins. As a result, you + * must use explicit qualifications to access this function via any + * derived class. For example: + * + * @code + * std::fstream foo; // or some other derived type + * std::streambuf* p = .....; + * + * foo.ios::rdbuf(p); // ios == basic_ios + * @endcode + */ + basic_streambuf<_CharT, _Traits>* + rdbuf(basic_streambuf<_CharT, _Traits>* __sb); + + /** + * @brief Copies fields of __rhs into this. + * @param __rhs The source values for the copies. + * @return Reference to this object. + * + * All fields of __rhs are copied into this object except that rdbuf() + * and rdstate() remain unchanged. All values in the pword and iword + * arrays are copied. Before copying, each callback is invoked with + * erase_event. After copying, each (new) callback is invoked with + * copyfmt_event. The final step is to copy exceptions(). + */ + basic_ios& + copyfmt(const basic_ios& __rhs); + + /** + * @brief Retrieves the @a empty character. + * @return The current fill character. + * + * It defaults to a space (' ') in the current locale. + */ + char_type + fill() const + { + if (!_M_fill_init) + { + _M_fill = this->widen(' '); + _M_fill_init = true; + } + return _M_fill; + } + + /** + * @brief Sets a new @a empty character. + * @param __ch The new character. + * @return The previous fill character. + * + * The fill character is used to fill out space when P+ characters + * have been requested (e.g., via setw), Q characters are actually + * used, and Qfill(); + _M_fill = __ch; + return __old; + } + + // Locales: + /** + * @brief Moves to a new locale. + * @param __loc The new locale. + * @return The previous locale. + * + * Calls @c ios_base::imbue(loc), and if a stream buffer is associated + * with this stream, calls that buffer's @c pubimbue(loc). + * + * Additional l10n notes are at + * http://gcc.gnu.org/onlinedocs/libstdc++/manual/localization.html + */ + locale + imbue(const locale& __loc); + + /** + * @brief Squeezes characters. + * @param __c The character to narrow. + * @param __dfault The character to narrow. + * @return The narrowed character. + * + * Maps a character of @c char_type to a character of @c char, + * if possible. + * + * Returns the result of + * @code + * std::use_facet >(getloc()).narrow(c,dfault) + * @endcode + * + * Additional l10n notes are at + * http://gcc.gnu.org/onlinedocs/libstdc++/manual/localization.html + */ + char + narrow(char_type __c, char __dfault) const + { return __check_facet(_M_ctype).narrow(__c, __dfault); } + + /** + * @brief Widens characters. + * @param __c The character to widen. + * @return The widened character. + * + * Maps a character of @c char to a character of @c char_type. + * + * Returns the result of + * @code + * std::use_facet >(getloc()).widen(c) + * @endcode + * + * Additional l10n notes are at + * http://gcc.gnu.org/onlinedocs/libstdc++/manual/localization.html + */ + char_type + widen(char __c) const + { return __check_facet(_M_ctype).widen(__c); } + + protected: + // 27.4.5.1 basic_ios constructors + /** + * @brief Empty. + * + * The default constructor does nothing and is not normally + * accessible to users. + */ + basic_ios() + : ios_base(), _M_tie(0), _M_fill(char_type()), _M_fill_init(false), + _M_streambuf(0), _M_ctype(0), _M_num_put(0), _M_num_get(0) + { } + + /** + * @brief All setup is performed here. + * + * This is called from the public constructor. It is not virtual and + * cannot be redefined. + */ + void + init(basic_streambuf<_CharT, _Traits>* __sb); + +#if __cplusplus >= 201103L + basic_ios(const basic_ios&) = delete; + basic_ios& operator=(const basic_ios&) = delete; + + void + move(basic_ios& __rhs) + { + ios_base::_M_move(__rhs); + _M_cache_locale(_M_ios_locale); + this->tie(__rhs.tie(nullptr)); + _M_fill = __rhs._M_fill; + _M_fill_init = __rhs._M_fill_init; + _M_streambuf = nullptr; + } + + void + move(basic_ios&& __rhs) + { this->move(__rhs); } + + void + swap(basic_ios& __rhs) noexcept + { + ios_base::_M_swap(__rhs); + _M_cache_locale(_M_ios_locale); + __rhs._M_cache_locale(__rhs._M_ios_locale); + std::swap(_M_tie, __rhs._M_tie); + std::swap(_M_fill, __rhs._M_fill); + std::swap(_M_fill_init, __rhs._M_fill_init); + } + + void + set_rdbuf(basic_streambuf<_CharT, _Traits>* __sb) + { _M_streambuf = __sb; } +#endif + + void + _M_cache_locale(const locale& __loc); + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#include + +#endif /* _BASIC_IOS_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h.blob new file mode 100644 index 0000000..e7f3c61 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc new file mode 100644 index 0000000..6d40d14 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc @@ -0,0 +1,177 @@ +// basic_ios member functions -*- C++ -*- + +// Copyright (C) 1999-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/basic_ios.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ios} + */ + +#ifndef _BASIC_IOS_TCC +#define _BASIC_IOS_TCC 1 + +#pragma GCC system_header + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + void + basic_ios<_CharT, _Traits>::clear(iostate __state) + { + if (this->rdbuf()) + _M_streambuf_state = __state; + else + _M_streambuf_state = __state | badbit; + if (this->exceptions() & this->rdstate()) + __throw_ios_failure(__N("basic_ios::clear")); + } + + template + basic_streambuf<_CharT, _Traits>* + basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<_CharT, _Traits>* __sb) + { + basic_streambuf<_CharT, _Traits>* __old = _M_streambuf; + _M_streambuf = __sb; + this->clear(); + return __old; + } + + template + basic_ios<_CharT, _Traits>& + basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 292. effects of a.copyfmt (a) + if (this != std::__addressof(__rhs)) + { + // Per 27.1.1, do not call imbue, yet must trash all caches + // associated with imbue() + + // Alloc any new word array first, so if it fails we have "rollback". + _Words* __words = (__rhs._M_word_size <= _S_local_word_size) ? + _M_local_word : new _Words[__rhs._M_word_size]; + + // Bump refs before doing callbacks, for safety. + _Callback_list* __cb = __rhs._M_callbacks; + if (__cb) + __cb->_M_add_reference(); + _M_call_callbacks(erase_event); + if (_M_word != _M_local_word) + { + delete [] _M_word; + _M_word = 0; + } + _M_dispose_callbacks(); + + // NB: Don't want any added during above. + _M_callbacks = __cb; + for (int __i = 0; __i < __rhs._M_word_size; ++__i) + __words[__i] = __rhs._M_word[__i]; + _M_word = __words; + _M_word_size = __rhs._M_word_size; + + this->flags(__rhs.flags()); + this->width(__rhs.width()); + this->precision(__rhs.precision()); + this->tie(__rhs.tie()); + this->fill(__rhs.fill()); + _M_ios_locale = __rhs.getloc(); + _M_cache_locale(_M_ios_locale); + + _M_call_callbacks(copyfmt_event); + + // The next is required to be the last assignment. + this->exceptions(__rhs.exceptions()); + } + return *this; + } + + // Locales: + template + locale + basic_ios<_CharT, _Traits>::imbue(const locale& __loc) + { + locale __old(this->getloc()); + ios_base::imbue(__loc); + _M_cache_locale(__loc); + if (this->rdbuf() != 0) + this->rdbuf()->pubimbue(__loc); + return __old; + } + + template + void + basic_ios<_CharT, _Traits>::init(basic_streambuf<_CharT, _Traits>* __sb) + { + // NB: This may be called more than once on the same object. + ios_base::_M_init(); + + // Cache locale data and specific facets used by iostreams. + _M_cache_locale(_M_ios_locale); + + // NB: The 27.4.4.1 Postconditions Table specifies requirements + // after basic_ios::init() has been called. As part of this, + // fill() must return widen(' ') any time after init() has been + // called, which needs an imbued ctype facet of char_type to + // return without throwing an exception. Unfortunately, + // ctype is not necessarily a required facet, so + // streams with char_type != [char, wchar_t] will not have it by + // default. Because of this, the correct value for _M_fill is + // constructed on the first call of fill(). That way, + // unformatted input and output with non-required basic_ios + // instantiations is possible even without imbuing the expected + // ctype facet. + _M_fill = _CharT(); + _M_fill_init = false; + + _M_tie = 0; + _M_exception = goodbit; + _M_streambuf = __sb; + _M_streambuf_state = __sb ? goodbit : badbit; + } + + template + void + basic_ios<_CharT, _Traits>::_M_cache_locale(const locale& __loc) + { + _M_ctype = std::__try_use_facet<__ctype_type>(__loc); + _M_num_put = std::__try_use_facet<__num_put_type>(__loc); + _M_num_get = std::__try_use_facet<__num_get_type>(__loc); + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class basic_ios; + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class basic_ios; +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc.blob new file mode 100644 index 0000000..4ee397d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_ios.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h new file mode 100644 index 0000000..8247ee6 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h @@ -0,0 +1,4541 @@ +// Components for manipulating sequences of characters -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/basic_string.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{string} + */ + +// +// ISO C++ 14882: 21 Strings library +// + +#ifndef _BASIC_STRING_H +#define _BASIC_STRING_H 1 + +#pragma GCC system_header + +#include +#include + +#if __cplusplus >= 201103L +#include +#endif + +#if __cplusplus >= 201703L +# include +#endif + +#if ! _GLIBCXX_USE_CXX11_ABI +# include "cow_string.h" +#else +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + +#ifdef __cpp_lib_is_constant_evaluated +// Support P0980R1 in C++20. +# define __cpp_lib_constexpr_string 201907L +#elif __cplusplus >= 201703L && _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED +// Support P0426R1 changes to char_traits in C++17. +# define __cpp_lib_constexpr_string 201611L +#endif + + /** + * @class basic_string basic_string.h + * @brief Managing sequences of characters and character-like objects. + * + * @ingroup strings + * @ingroup sequences + * @headerfile string + * @since C++98 + * + * @tparam _CharT Type of character + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * @tparam _Alloc Allocator type, defaults to allocator<_CharT>. + * + * Meets the requirements of a container, a + * reversible container, and a + * sequence. Of the + * optional sequence requirements, only + * @c push_back, @c at, and @c %array access are supported. + */ + template + class basic_string + { + typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template + rebind<_CharT>::other _Char_alloc_type; + +#if __cpp_lib_constexpr_string < 201907L + typedef __gnu_cxx::__alloc_traits<_Char_alloc_type> _Alloc_traits; +#else + template + struct _Alloc_traits_impl : __gnu_cxx::__alloc_traits<_Char_alloc_type> + { + typedef __gnu_cxx::__alloc_traits<_Char_alloc_type> _Base; + + [[__gnu__::__always_inline__]] + static constexpr typename _Base::pointer + allocate(_Char_alloc_type& __a, typename _Base::size_type __n) + { + pointer __p = _Base::allocate(__a, __n); + if (std::is_constant_evaluated()) + // Begin the lifetime of characters in allocated storage. + for (size_type __i = 0; __i < __n; ++__i) + std::construct_at(__builtin_addressof(__p[__i])); + return __p; + } + }; + + template + struct _Alloc_traits_impl, _Dummy_for_PR85282> + : __gnu_cxx::__alloc_traits<_Char_alloc_type> + { + // std::char_traits begins the lifetime of characters. + }; + + using _Alloc_traits = _Alloc_traits_impl<_Traits, void>; +#endif + + // Types: + public: + typedef _Traits traits_type; + typedef typename _Traits::char_type value_type; + typedef _Char_alloc_type allocator_type; + typedef typename _Alloc_traits::size_type size_type; + typedef typename _Alloc_traits::difference_type difference_type; + typedef typename _Alloc_traits::reference reference; + typedef typename _Alloc_traits::const_reference const_reference; + typedef typename _Alloc_traits::pointer pointer; + typedef typename _Alloc_traits::const_pointer const_pointer; + typedef __gnu_cxx::__normal_iterator iterator; + typedef __gnu_cxx::__normal_iterator + const_iterator; + typedef std::reverse_iterator const_reverse_iterator; + typedef std::reverse_iterator reverse_iterator; + + /// Value returned by various member functions when they fail. + static const size_type npos = static_cast(-1); + + protected: + // type used for positions in insert, erase etc. +#if __cplusplus < 201103L + typedef iterator __const_iterator; +#else + typedef const_iterator __const_iterator; +#endif + + private: +#if __cplusplus >= 201703L + // A helper type for avoiding boiler-plate. + typedef basic_string_view<_CharT, _Traits> __sv_type; + + template + using _If_sv = enable_if_t< + __and_, + __not_>, + __not_>>::value, + _Res>; + + // Allows an implicit conversion to __sv_type. + _GLIBCXX20_CONSTEXPR + static __sv_type + _S_to_string_view(__sv_type __svt) noexcept + { return __svt; } + + // Wraps a string_view by explicit conversion and thus + // allows to add an internal constructor that does not + // participate in overload resolution when a string_view + // is provided. + struct __sv_wrapper + { + _GLIBCXX20_CONSTEXPR explicit + __sv_wrapper(__sv_type __sv) noexcept : _M_sv(__sv) { } + + __sv_type _M_sv; + }; + + /** + * @brief Only internally used: Construct string from a string view + * wrapper. + * @param __svw string view wrapper. + * @param __a Allocator to use. + */ + _GLIBCXX20_CONSTEXPR + explicit + basic_string(__sv_wrapper __svw, const _Alloc& __a) + : basic_string(__svw._M_sv.data(), __svw._M_sv.size(), __a) { } +#endif + + // Use empty-base optimization: http://www.cantrip.org/emptyopt.html + struct _Alloc_hider : allocator_type // TODO check __is_final + { +#if __cplusplus < 201103L + _Alloc_hider(pointer __dat, const _Alloc& __a = _Alloc()) + : allocator_type(__a), _M_p(__dat) { } +#else + _GLIBCXX20_CONSTEXPR + _Alloc_hider(pointer __dat, const _Alloc& __a) + : allocator_type(__a), _M_p(__dat) { } + + _GLIBCXX20_CONSTEXPR + _Alloc_hider(pointer __dat, _Alloc&& __a = _Alloc()) + : allocator_type(std::move(__a)), _M_p(__dat) { } +#endif + + pointer _M_p; // The actual data. + }; + + _Alloc_hider _M_dataplus; + size_type _M_string_length; + + enum { _S_local_capacity = 15 / sizeof(_CharT) }; + + union + { + _CharT _M_local_buf[_S_local_capacity + 1]; + size_type _M_allocated_capacity; + }; + + _GLIBCXX20_CONSTEXPR + void + _M_data(pointer __p) + { _M_dataplus._M_p = __p; } + + _GLIBCXX20_CONSTEXPR + void + _M_length(size_type __length) + { _M_string_length = __length; } + + _GLIBCXX20_CONSTEXPR + pointer + _M_data() const + { return _M_dataplus._M_p; } + + _GLIBCXX20_CONSTEXPR + pointer + _M_local_data() + { +#if __cplusplus >= 201103L + return std::pointer_traits::pointer_to(*_M_local_buf); +#else + return pointer(_M_local_buf); +#endif + } + + _GLIBCXX20_CONSTEXPR + const_pointer + _M_local_data() const + { +#if __cplusplus >= 201103L + return std::pointer_traits::pointer_to(*_M_local_buf); +#else + return const_pointer(_M_local_buf); +#endif + } + + _GLIBCXX20_CONSTEXPR + void + _M_capacity(size_type __capacity) + { _M_allocated_capacity = __capacity; } + + _GLIBCXX20_CONSTEXPR + void + _M_set_length(size_type __n) + { + _M_length(__n); + traits_type::assign(_M_data()[__n], _CharT()); + } + + _GLIBCXX20_CONSTEXPR + bool + _M_is_local() const + { + if (_M_data() == _M_local_data()) + { + if (_M_string_length > _S_local_capacity) + __builtin_unreachable(); + return true; + } + return false; + } + + // Create & Destroy + _GLIBCXX20_CONSTEXPR + pointer + _M_create(size_type&, size_type); + + _GLIBCXX20_CONSTEXPR + void + _M_dispose() + { + if (!_M_is_local()) + _M_destroy(_M_allocated_capacity); + } + + _GLIBCXX20_CONSTEXPR + void + _M_destroy(size_type __size) throw() + { _Alloc_traits::deallocate(_M_get_allocator(), _M_data(), __size + 1); } + +#if __cplusplus < 201103L || defined _GLIBCXX_DEFINING_STRING_INSTANTIATIONS + // _M_construct_aux is used to implement the 21.3.1 para 15 which + // requires special behaviour if _InIterator is an integral type + template + void + _M_construct_aux(_InIterator __beg, _InIterator __end, + std::__false_type) + { + typedef typename iterator_traits<_InIterator>::iterator_category _Tag; + _M_construct(__beg, __end, _Tag()); + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 438. Ambiguity in the "do the right thing" clause + template + void + _M_construct_aux(_Integer __beg, _Integer __end, std::__true_type) + { _M_construct_aux_2(static_cast(__beg), __end); } + + void + _M_construct_aux_2(size_type __req, _CharT __c) + { _M_construct(__req, __c); } +#endif + + // For Input Iterators, used in istreambuf_iterators, etc. + template + _GLIBCXX20_CONSTEXPR + void + _M_construct(_InIterator __beg, _InIterator __end, + std::input_iterator_tag); + + // For forward_iterators up to random_access_iterators, used for + // string::iterator, _CharT*, etc. + template + _GLIBCXX20_CONSTEXPR + void + _M_construct(_FwdIterator __beg, _FwdIterator __end, + std::forward_iterator_tag); + + _GLIBCXX20_CONSTEXPR + void + _M_construct(size_type __req, _CharT __c); + + _GLIBCXX20_CONSTEXPR + allocator_type& + _M_get_allocator() + { return _M_dataplus; } + + _GLIBCXX20_CONSTEXPR + const allocator_type& + _M_get_allocator() const + { return _M_dataplus; } + + // Ensure that _M_local_buf is the active member of the union. + __attribute__((__always_inline__)) + _GLIBCXX14_CONSTEXPR + pointer + _M_use_local_data() _GLIBCXX_NOEXCEPT + { +#if __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + for (size_type __i = 0; __i <= _S_local_capacity; ++__i) + _M_local_buf[__i] = _CharT(); +#endif + return _M_local_data(); + } + + private: + +#ifdef _GLIBCXX_DISAMBIGUATE_REPLACE_INST + // The explicit instantiations in misc-inst.cc require this due to + // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64063 + template::__value + && !__are_same<_Tp, const _CharT*>::__value + && !__are_same<_Tp, iterator>::__value + && !__are_same<_Tp, const_iterator>::__value> + struct __enable_if_not_native_iterator + { typedef basic_string& __type; }; + template + struct __enable_if_not_native_iterator<_Tp, false> { }; +#endif + + _GLIBCXX20_CONSTEXPR + size_type + _M_check(size_type __pos, const char* __s) const + { + if (__pos > this->size()) + __throw_out_of_range_fmt(__N("%s: __pos (which is %zu) > " + "this->size() (which is %zu)"), + __s, __pos, this->size()); + return __pos; + } + + _GLIBCXX20_CONSTEXPR + void + _M_check_length(size_type __n1, size_type __n2, const char* __s) const + { + if (this->max_size() - (this->size() - __n1) < __n2) + __throw_length_error(__N(__s)); + } + + + // NB: _M_limit doesn't check for a bad __pos value. + _GLIBCXX20_CONSTEXPR + size_type + _M_limit(size_type __pos, size_type __off) const _GLIBCXX_NOEXCEPT + { + const bool __testoff = __off < this->size() - __pos; + return __testoff ? __off : this->size() - __pos; + } + + // True if _Rep and source do not overlap. + bool + _M_disjunct(const _CharT* __s) const _GLIBCXX_NOEXCEPT + { + return (less()(__s, _M_data()) + || less()(_M_data() + this->size(), __s)); + } + + // When __n = 1 way faster than the general multichar + // traits_type::copy/move/assign. + _GLIBCXX20_CONSTEXPR + static void + _S_copy(_CharT* __d, const _CharT* __s, size_type __n) + { + if (__n == 1) + traits_type::assign(*__d, *__s); + else + traits_type::copy(__d, __s, __n); + } + + _GLIBCXX20_CONSTEXPR + static void + _S_move(_CharT* __d, const _CharT* __s, size_type __n) + { + if (__n == 1) + traits_type::assign(*__d, *__s); + else + traits_type::move(__d, __s, __n); + } + + _GLIBCXX20_CONSTEXPR + static void + _S_assign(_CharT* __d, size_type __n, _CharT __c) + { + if (__n == 1) + traits_type::assign(*__d, __c); + else + traits_type::assign(__d, __n, __c); + } + + // _S_copy_chars is a separate template to permit specialization + // to optimize for the common case of pointers as iterators. + template + _GLIBCXX20_CONSTEXPR + static void + _S_copy_chars(_CharT* __p, _Iterator __k1, _Iterator __k2) + { + for (; __k1 != __k2; ++__k1, (void)++__p) + traits_type::assign(*__p, *__k1); // These types are off. + } + + _GLIBCXX20_CONSTEXPR + static void + _S_copy_chars(_CharT* __p, iterator __k1, iterator __k2) _GLIBCXX_NOEXCEPT + { _S_copy_chars(__p, __k1.base(), __k2.base()); } + + _GLIBCXX20_CONSTEXPR + static void + _S_copy_chars(_CharT* __p, const_iterator __k1, const_iterator __k2) + _GLIBCXX_NOEXCEPT + { _S_copy_chars(__p, __k1.base(), __k2.base()); } + + _GLIBCXX20_CONSTEXPR + static void + _S_copy_chars(_CharT* __p, _CharT* __k1, _CharT* __k2) _GLIBCXX_NOEXCEPT + { _S_copy(__p, __k1, __k2 - __k1); } + + _GLIBCXX20_CONSTEXPR + static void + _S_copy_chars(_CharT* __p, const _CharT* __k1, const _CharT* __k2) + _GLIBCXX_NOEXCEPT + { _S_copy(__p, __k1, __k2 - __k1); } + + _GLIBCXX20_CONSTEXPR + static int + _S_compare(size_type __n1, size_type __n2) _GLIBCXX_NOEXCEPT + { + const difference_type __d = difference_type(__n1 - __n2); + + if (__d > __gnu_cxx::__numeric_traits::__max) + return __gnu_cxx::__numeric_traits::__max; + else if (__d < __gnu_cxx::__numeric_traits::__min) + return __gnu_cxx::__numeric_traits::__min; + else + return int(__d); + } + + _GLIBCXX20_CONSTEXPR + void + _M_assign(const basic_string&); + + _GLIBCXX20_CONSTEXPR + void + _M_mutate(size_type __pos, size_type __len1, const _CharT* __s, + size_type __len2); + + _GLIBCXX20_CONSTEXPR + void + _M_erase(size_type __pos, size_type __n); + + public: + // Construct/copy/destroy: + // NB: We overload ctors in some cases instead of using default + // arguments, per 17.4.4.4 para. 2 item 2. + + /** + * @brief Default constructor creates an empty string. + */ + _GLIBCXX20_CONSTEXPR + basic_string() + _GLIBCXX_NOEXCEPT_IF(is_nothrow_default_constructible<_Alloc>::value) + : _M_dataplus(_M_local_data()) + { + _M_use_local_data(); + _M_set_length(0); + } + + /** + * @brief Construct an empty string using allocator @a a. + */ + _GLIBCXX20_CONSTEXPR + explicit + basic_string(const _Alloc& __a) _GLIBCXX_NOEXCEPT + : _M_dataplus(_M_local_data(), __a) + { + _M_use_local_data(); + _M_set_length(0); + } + + /** + * @brief Construct string with copy of value of @a __str. + * @param __str Source string. + */ + _GLIBCXX20_CONSTEXPR + basic_string(const basic_string& __str) + : _M_dataplus(_M_local_data(), + _Alloc_traits::_S_select_on_copy(__str._M_get_allocator())) + { + _M_construct(__str._M_data(), __str._M_data() + __str.length(), + std::forward_iterator_tag()); + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2583. no way to supply an allocator for basic_string(str, pos) + /** + * @brief Construct string as copy of a substring. + * @param __str Source string. + * @param __pos Index of first character to copy from. + * @param __a Allocator to use. + */ + _GLIBCXX20_CONSTEXPR + basic_string(const basic_string& __str, size_type __pos, + const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { + const _CharT* __start = __str._M_data() + + __str._M_check(__pos, "basic_string::basic_string"); + _M_construct(__start, __start + __str._M_limit(__pos, npos), + std::forward_iterator_tag()); + } + + /** + * @brief Construct string as copy of a substring. + * @param __str Source string. + * @param __pos Index of first character to copy from. + * @param __n Number of characters to copy. + */ + _GLIBCXX20_CONSTEXPR + basic_string(const basic_string& __str, size_type __pos, + size_type __n) + : _M_dataplus(_M_local_data()) + { + const _CharT* __start = __str._M_data() + + __str._M_check(__pos, "basic_string::basic_string"); + _M_construct(__start, __start + __str._M_limit(__pos, __n), + std::forward_iterator_tag()); + } + + /** + * @brief Construct string as copy of a substring. + * @param __str Source string. + * @param __pos Index of first character to copy from. + * @param __n Number of characters to copy. + * @param __a Allocator to use. + */ + _GLIBCXX20_CONSTEXPR + basic_string(const basic_string& __str, size_type __pos, + size_type __n, const _Alloc& __a) + : _M_dataplus(_M_local_data(), __a) + { + const _CharT* __start + = __str._M_data() + __str._M_check(__pos, "string::string"); + _M_construct(__start, __start + __str._M_limit(__pos, __n), + std::forward_iterator_tag()); + } + + /** + * @brief Construct string initialized by a character %array. + * @param __s Source character %array. + * @param __n Number of characters to copy. + * @param __a Allocator to use (default is default allocator). + * + * NB: @a __s must have at least @a __n characters, '\\0' + * has no special meaning. + */ + _GLIBCXX20_CONSTEXPR + basic_string(const _CharT* __s, size_type __n, + const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { + // NB: Not required, but considered best practice. + if (__s == 0 && __n > 0) + std::__throw_logic_error(__N("basic_string: " + "construction from null is not valid")); + _M_construct(__s, __s + __n, std::forward_iterator_tag()); + } + + /** + * @brief Construct string as copy of a C string. + * @param __s Source C string. + * @param __a Allocator to use (default is default allocator). + */ +#if __cpp_deduction_guides && ! defined _GLIBCXX_DEFINING_STRING_INSTANTIATIONS + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3076. basic_string CTAD ambiguity + template> +#endif + _GLIBCXX20_CONSTEXPR + basic_string(const _CharT* __s, const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { + // NB: Not required, but considered best practice. + if (__s == 0) + std::__throw_logic_error(__N("basic_string: " + "construction from null is not valid")); + const _CharT* __end = __s + traits_type::length(__s); + _M_construct(__s, __end, forward_iterator_tag()); + } + + /** + * @brief Construct string as multiple characters. + * @param __n Number of characters. + * @param __c Character to use. + * @param __a Allocator to use (default is default allocator). + */ +#if __cpp_deduction_guides && ! defined _GLIBCXX_DEFINING_STRING_INSTANTIATIONS + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3076. basic_string CTAD ambiguity + template> +#endif + _GLIBCXX20_CONSTEXPR + basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { _M_construct(__n, __c); } + +#if __cplusplus >= 201103L + /** + * @brief Move construct string. + * @param __str Source string. + * + * The newly-created string contains the exact contents of @a __str. + * @a __str is a valid, but unspecified string. + */ + _GLIBCXX20_CONSTEXPR + basic_string(basic_string&& __str) noexcept + : _M_dataplus(_M_local_data(), std::move(__str._M_get_allocator())) + { + if (__str._M_is_local()) + { + traits_type::copy(_M_local_buf, __str._M_local_buf, + __str.length() + 1); + } + else + { + _M_data(__str._M_data()); + _M_capacity(__str._M_allocated_capacity); + } + + // Must use _M_length() here not _M_set_length() because + // basic_stringbuf relies on writing into unallocated capacity so + // we mess up the contents if we put a '\0' in the string. + _M_length(__str.length()); + __str._M_data(__str._M_local_data()); + __str._M_set_length(0); + } + + /** + * @brief Construct string from an initializer %list. + * @param __l std::initializer_list of characters. + * @param __a Allocator to use (default is default allocator). + */ + _GLIBCXX20_CONSTEXPR + basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { _M_construct(__l.begin(), __l.end(), std::forward_iterator_tag()); } + + _GLIBCXX20_CONSTEXPR + basic_string(const basic_string& __str, const _Alloc& __a) + : _M_dataplus(_M_local_data(), __a) + { _M_construct(__str.begin(), __str.end(), std::forward_iterator_tag()); } + + _GLIBCXX20_CONSTEXPR + basic_string(basic_string&& __str, const _Alloc& __a) + noexcept(_Alloc_traits::_S_always_equal()) + : _M_dataplus(_M_local_data(), __a) + { + if (__str._M_is_local()) + { + traits_type::copy(_M_local_buf, __str._M_local_buf, + __str.length() + 1); + _M_length(__str.length()); + __str._M_set_length(0); + } + else if (_Alloc_traits::_S_always_equal() + || __str.get_allocator() == __a) + { + _M_data(__str._M_data()); + _M_length(__str.length()); + _M_capacity(__str._M_allocated_capacity); + __str._M_data(__str._M_local_buf); + __str._M_set_length(0); + } + else + _M_construct(__str.begin(), __str.end(), std::forward_iterator_tag()); + } +#endif // C++11 + +#if __cplusplus >= 202100L + basic_string(nullptr_t) = delete; + basic_string& operator=(nullptr_t) = delete; +#endif // C++23 + + /** + * @brief Construct string as copy of a range. + * @param __beg Start of range. + * @param __end End of range. + * @param __a Allocator to use (default is default allocator). + */ +#if __cplusplus >= 201103L + template> +#else + template +#endif + _GLIBCXX20_CONSTEXPR + basic_string(_InputIterator __beg, _InputIterator __end, + const _Alloc& __a = _Alloc()) + : _M_dataplus(_M_local_data(), __a) + { +#if __cplusplus >= 201103L + _M_construct(__beg, __end, std::__iterator_category(__beg)); +#else + typedef typename std::__is_integer<_InputIterator>::__type _Integral; + _M_construct_aux(__beg, __end, _Integral()); +#endif + } + +#if __cplusplus >= 201703L + /** + * @brief Construct string from a substring of a string_view. + * @param __t Source object convertible to string view. + * @param __pos The index of the first character to copy from __t. + * @param __n The number of characters to copy from __t. + * @param __a Allocator to use. + */ + template>> + _GLIBCXX20_CONSTEXPR + basic_string(const _Tp& __t, size_type __pos, size_type __n, + const _Alloc& __a = _Alloc()) + : basic_string(_S_to_string_view(__t).substr(__pos, __n), __a) { } + + /** + * @brief Construct string from a string_view. + * @param __t Source object convertible to string view. + * @param __a Allocator to use (default is default allocator). + */ + template> + _GLIBCXX20_CONSTEXPR + explicit + basic_string(const _Tp& __t, const _Alloc& __a = _Alloc()) + : basic_string(__sv_wrapper(_S_to_string_view(__t)), __a) { } +#endif // C++17 + + /** + * @brief Destroy the string instance. + */ + _GLIBCXX20_CONSTEXPR + ~basic_string() + { _M_dispose(); } + + /** + * @brief Assign the value of @a str to this string. + * @param __str Source string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator=(const basic_string& __str) + { + return this->assign(__str); + } + + /** + * @brief Copy contents of @a s into this string. + * @param __s Source null-terminated string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator=(const _CharT* __s) + { return this->assign(__s); } + + /** + * @brief Set value to string of length 1. + * @param __c Source character. + * + * Assigning to a character makes this string length 1 and + * (*this)[0] == @a c. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator=(_CharT __c) + { + this->assign(1, __c); + return *this; + } + +#if __cplusplus >= 201103L + /** + * @brief Move assign the value of @a str to this string. + * @param __str Source string. + * + * The contents of @a str are moved into this string (without copying). + * @a str is a valid, but unspecified string. + */ + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2063. Contradictory requirements for string move assignment + _GLIBCXX20_CONSTEXPR + basic_string& + operator=(basic_string&& __str) + noexcept(_Alloc_traits::_S_nothrow_move()) + { + const bool __equal_allocs = _Alloc_traits::_S_always_equal() + || _M_get_allocator() == __str._M_get_allocator(); + if (!_M_is_local() && _Alloc_traits::_S_propagate_on_move_assign() + && !__equal_allocs) + { + // Destroy existing storage before replacing allocator. + _M_destroy(_M_allocated_capacity); + _M_data(_M_local_data()); + _M_set_length(0); + } + // Replace allocator if POCMA is true. + std::__alloc_on_move(_M_get_allocator(), __str._M_get_allocator()); + + if (__str._M_is_local()) + { + // We've always got room for a short string, just copy it + // (unless this is a self-move, because that would violate the + // char_traits::copy precondition that the ranges don't overlap). + if (__builtin_expect(std::__addressof(__str) != this, true)) + { + if (__str.size()) + this->_S_copy(_M_data(), __str._M_data(), __str.size()); + _M_set_length(__str.size()); + } + } + else if (_Alloc_traits::_S_propagate_on_move_assign() || __equal_allocs) + { + // Just move the allocated pointer, our allocator can free it. + pointer __data = nullptr; + size_type __capacity; + if (!_M_is_local()) + { + if (__equal_allocs) + { + // __str can reuse our existing storage. + __data = _M_data(); + __capacity = _M_allocated_capacity; + } + else // __str can't use it, so free it. + _M_destroy(_M_allocated_capacity); + } + + _M_data(__str._M_data()); + _M_length(__str.length()); + _M_capacity(__str._M_allocated_capacity); + if (__data) + { + __str._M_data(__data); + __str._M_capacity(__capacity); + } + else + __str._M_data(__str._M_local_buf); + } + else // Need to do a deep copy + assign(__str); + __str.clear(); + return *this; + } + + /** + * @brief Set value to string constructed from initializer %list. + * @param __l std::initializer_list. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator=(initializer_list<_CharT> __l) + { + this->assign(__l.begin(), __l.size()); + return *this; + } +#endif // C++11 + +#if __cplusplus >= 201703L + /** + * @brief Set value to string constructed from a string_view. + * @param __svt An object convertible to string_view. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + operator=(const _Tp& __svt) + { return this->assign(__svt); } + + /** + * @brief Convert to a string_view. + * @return A string_view. + */ + _GLIBCXX20_CONSTEXPR + operator __sv_type() const noexcept + { return __sv_type(data(), size()); } +#endif // C++17 + + // Iterators: + /** + * Returns a read/write iterator that points to the first character in + * the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + iterator + begin() _GLIBCXX_NOEXCEPT + { return iterator(_M_data()); } + + /** + * Returns a read-only (constant) iterator that points to the first + * character in the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_iterator + begin() const _GLIBCXX_NOEXCEPT + { return const_iterator(_M_data()); } + + /** + * Returns a read/write iterator that points one past the last + * character in the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + iterator + end() _GLIBCXX_NOEXCEPT + { return iterator(_M_data() + this->size()); } + + /** + * Returns a read-only (constant) iterator that points one past the + * last character in the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_iterator + end() const _GLIBCXX_NOEXCEPT + { return const_iterator(_M_data() + this->size()); } + + /** + * Returns a read/write reverse iterator that points to the last + * character in the %string. Iteration is done in reverse element + * order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reverse_iterator + rbegin() _GLIBCXX_NOEXCEPT + { return reverse_iterator(this->end()); } + + /** + * Returns a read-only (constant) reverse iterator that points + * to the last character in the %string. Iteration is done in + * reverse element order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reverse_iterator + rbegin() const _GLIBCXX_NOEXCEPT + { return const_reverse_iterator(this->end()); } + + /** + * Returns a read/write reverse iterator that points to one before the + * first character in the %string. Iteration is done in reverse + * element order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reverse_iterator + rend() _GLIBCXX_NOEXCEPT + { return reverse_iterator(this->begin()); } + + /** + * Returns a read-only (constant) reverse iterator that points + * to one before the first character in the %string. Iteration + * is done in reverse element order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reverse_iterator + rend() const _GLIBCXX_NOEXCEPT + { return const_reverse_iterator(this->begin()); } + +#if __cplusplus >= 201103L + /** + * Returns a read-only (constant) iterator that points to the first + * character in the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_iterator + cbegin() const noexcept + { return const_iterator(this->_M_data()); } + + /** + * Returns a read-only (constant) iterator that points one past the + * last character in the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_iterator + cend() const noexcept + { return const_iterator(this->_M_data() + this->size()); } + + /** + * Returns a read-only (constant) reverse iterator that points + * to the last character in the %string. Iteration is done in + * reverse element order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reverse_iterator + crbegin() const noexcept + { return const_reverse_iterator(this->end()); } + + /** + * Returns a read-only (constant) reverse iterator that points + * to one before the first character in the %string. Iteration + * is done in reverse element order. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reverse_iterator + crend() const noexcept + { return const_reverse_iterator(this->begin()); } +#endif + + public: + // Capacity: + /// Returns the number of characters in the string, not including any + /// null-termination. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + size() const _GLIBCXX_NOEXCEPT + { return _M_string_length; } + + /// Returns the number of characters in the string, not including any + /// null-termination. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + length() const _GLIBCXX_NOEXCEPT + { return _M_string_length; } + + /// Returns the size() of the largest possible %string. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + max_size() const _GLIBCXX_NOEXCEPT + { return (_Alloc_traits::max_size(_M_get_allocator()) - 1) / 2; } + + /** + * @brief Resizes the %string to the specified number of characters. + * @param __n Number of characters the %string should contain. + * @param __c Character to fill any new elements. + * + * This function will %resize the %string to the specified + * number of characters. If the number is smaller than the + * %string's current size the %string is truncated, otherwise + * the %string is extended and new elements are %set to @a __c. + */ + _GLIBCXX20_CONSTEXPR + void + resize(size_type __n, _CharT __c); + + /** + * @brief Resizes the %string to the specified number of characters. + * @param __n Number of characters the %string should contain. + * + * This function will resize the %string to the specified length. If + * the new size is smaller than the %string's current size the %string + * is truncated, otherwise the %string is extended and new characters + * are default-constructed. For basic types such as char, this means + * setting them to 0. + */ + _GLIBCXX20_CONSTEXPR + void + resize(size_type __n) + { this->resize(__n, _CharT()); } + +#if __cplusplus >= 201103L +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + /// A non-binding request to reduce capacity() to size(). + _GLIBCXX20_CONSTEXPR + void + shrink_to_fit() noexcept + { reserve(); } +#pragma GCC diagnostic pop +#endif + +#if __cplusplus > 202002L +#define __cpp_lib_string_resize_and_overwrite 202110L + /** Resize the string and call a function to fill it. + * + * @param __n The maximum size requested. + * @param __op A callable object that writes characters to the string. + * + * This is a low-level function that is easy to misuse, be careful. + * + * Calling `str.resize_and_overwrite(n, op)` will reserve at least `n` + * characters in `str`, evaluate `n2 = std::move(op)(str.data(), n)`, + * and finally set the string length to `n2` (adding a null terminator + * at the end). The function object `op` is allowed to write to the + * extra capacity added by the initial reserve operation, which is not + * allowed if you just call `str.reserve(n)` yourself. + * + * This can be used to efficiently fill a `string` buffer without the + * overhead of zero-initializing characters that will be overwritten + * anyway. + * + * The callable `op` must not access the string directly (only through + * the pointer passed as its first argument), must not write more than + * `n` characters to the string, must return a value no greater than `n`, + * and must ensure that all characters up to the returned length are + * valid after it returns (i.e. there must be no uninitialized values + * left in the string after the call, because accessing them would + * have undefined behaviour). If `op` exits by throwing an exception + * the behaviour is undefined. + * + * @since C++23 + */ + template + constexpr void + resize_and_overwrite(size_type __n, _Operation __op); +#endif + + /** + * Returns the total number of characters that the %string can hold + * before needing to allocate more memory. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + capacity() const _GLIBCXX_NOEXCEPT + { + return _M_is_local() ? size_type(_S_local_capacity) + : _M_allocated_capacity; + } + + /** + * @brief Attempt to preallocate enough memory for specified number of + * characters. + * @param __res_arg Number of characters required. + * @throw std::length_error If @a __res_arg exceeds @c max_size(). + * + * This function attempts to reserve enough memory for the + * %string to hold the specified number of characters. If the + * number requested is more than max_size(), length_error is + * thrown. + * + * The advantage of this function is that if optimal code is a + * necessity and the user can determine the string length that will be + * required, the user can reserve the memory in %advance, and thus + * prevent a possible reallocation of memory and copying of %string + * data. + */ + _GLIBCXX20_CONSTEXPR + void + reserve(size_type __res_arg); + + /** + * Equivalent to shrink_to_fit(). + */ +#if __cplusplus > 201703L + [[deprecated("use shrink_to_fit() instead")]] +#endif + _GLIBCXX20_CONSTEXPR + void + reserve(); + + /** + * Erases the string, making it empty. + */ + _GLIBCXX20_CONSTEXPR + void + clear() _GLIBCXX_NOEXCEPT + { _M_set_length(0); } + + /** + * Returns true if the %string is empty. Equivalent to + * *this == "". + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + bool + empty() const _GLIBCXX_NOEXCEPT + { return this->size() == 0; } + + // Element access: + /** + * @brief Subscript access to the data contained in the %string. + * @param __pos The index of the character to access. + * @return Read-only (constant) reference to the character. + * + * This operator allows for easy, array-style, data access. + * Note that data access with this operator is unchecked and + * out_of_range lookups are not defined. (For checked lookups + * see at().) + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reference + operator[] (size_type __pos) const _GLIBCXX_NOEXCEPT + { + __glibcxx_assert(__pos <= size()); + return _M_data()[__pos]; + } + + /** + * @brief Subscript access to the data contained in the %string. + * @param __pos The index of the character to access. + * @return Read/write reference to the character. + * + * This operator allows for easy, array-style, data access. + * Note that data access with this operator is unchecked and + * out_of_range lookups are not defined. (For checked lookups + * see at().) + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reference + operator[](size_type __pos) + { + // Allow pos == size() both in C++98 mode, as v3 extension, + // and in C++11 mode. + __glibcxx_assert(__pos <= size()); + // In pedantic mode be strict in C++98 mode. + _GLIBCXX_DEBUG_PEDASSERT(__cplusplus >= 201103L || __pos < size()); + return _M_data()[__pos]; + } + + /** + * @brief Provides access to the data contained in the %string. + * @param __n The index of the character to access. + * @return Read-only (const) reference to the character. + * @throw std::out_of_range If @a n is an invalid index. + * + * This function provides for safer data access. The parameter is + * first checked that it is in the range of the string. The function + * throws out_of_range if the check fails. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reference + at(size_type __n) const + { + if (__n >= this->size()) + __throw_out_of_range_fmt(__N("basic_string::at: __n " + "(which is %zu) >= this->size() " + "(which is %zu)"), + __n, this->size()); + return _M_data()[__n]; + } + + /** + * @brief Provides access to the data contained in the %string. + * @param __n The index of the character to access. + * @return Read/write reference to the character. + * @throw std::out_of_range If @a n is an invalid index. + * + * This function provides for safer data access. The parameter is + * first checked that it is in the range of the string. The function + * throws out_of_range if the check fails. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reference + at(size_type __n) + { + if (__n >= size()) + __throw_out_of_range_fmt(__N("basic_string::at: __n " + "(which is %zu) >= this->size() " + "(which is %zu)"), + __n, this->size()); + return _M_data()[__n]; + } + +#if __cplusplus >= 201103L + /** + * Returns a read/write reference to the data at the first + * element of the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reference + front() noexcept + { + __glibcxx_assert(!empty()); + return operator[](0); + } + + /** + * Returns a read-only (constant) reference to the data at the first + * element of the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reference + front() const noexcept + { + __glibcxx_assert(!empty()); + return operator[](0); + } + + /** + * Returns a read/write reference to the data at the last + * element of the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + reference + back() noexcept + { + __glibcxx_assert(!empty()); + return operator[](this->size() - 1); + } + + /** + * Returns a read-only (constant) reference to the data at the + * last element of the %string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const_reference + back() const noexcept + { + __glibcxx_assert(!empty()); + return operator[](this->size() - 1); + } +#endif + + // Modifiers: + /** + * @brief Append a string to this string. + * @param __str The string to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator+=(const basic_string& __str) + { return this->append(__str); } + + /** + * @brief Append a C string. + * @param __s The C string to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator+=(const _CharT* __s) + { return this->append(__s); } + + /** + * @brief Append a character. + * @param __c The character to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator+=(_CharT __c) + { + this->push_back(__c); + return *this; + } + +#if __cplusplus >= 201103L + /** + * @brief Append an initializer_list of characters. + * @param __l The initializer_list of characters to be appended. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + operator+=(initializer_list<_CharT> __l) + { return this->append(__l.begin(), __l.size()); } +#endif // C++11 + +#if __cplusplus >= 201703L + /** + * @brief Append a string_view. + * @param __svt An object convertible to string_view to be appended. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + operator+=(const _Tp& __svt) + { return this->append(__svt); } +#endif // C++17 + + /** + * @brief Append a string to this string. + * @param __str The string to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(const basic_string& __str) + { return this->append(__str._M_data(), __str.size()); } + + /** + * @brief Append a substring. + * @param __str The string to append. + * @param __pos Index of the first character of str to append. + * @param __n The number of characters to append. + * @return Reference to this string. + * @throw std::out_of_range if @a __pos is not a valid index. + * + * This function appends @a __n characters from @a __str + * starting at @a __pos to this string. If @a __n is is larger + * than the number of available characters in @a __str, the + * remainder of @a __str is appended. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(const basic_string& __str, size_type __pos, size_type __n = npos) + { return this->append(__str._M_data() + + __str._M_check(__pos, "basic_string::append"), + __str._M_limit(__pos, __n)); } + + /** + * @brief Append a C substring. + * @param __s The C string to append. + * @param __n The number of characters to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(const _CharT* __s, size_type __n) + { + __glibcxx_requires_string_len(__s, __n); + _M_check_length(size_type(0), __n, "basic_string::append"); + return _M_append(__s, __n); + } + + /** + * @brief Append a C string. + * @param __s The C string to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(const _CharT* __s) + { + __glibcxx_requires_string(__s); + const size_type __n = traits_type::length(__s); + _M_check_length(size_type(0), __n, "basic_string::append"); + return _M_append(__s, __n); + } + + /** + * @brief Append multiple characters. + * @param __n The number of characters to append. + * @param __c The character to use. + * @return Reference to this string. + * + * Appends __n copies of __c to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(size_type __n, _CharT __c) + { return _M_replace_aux(this->size(), size_type(0), __n, __c); } + +#if __cplusplus >= 201103L + /** + * @brief Append an initializer_list of characters. + * @param __l The initializer_list of characters to append. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + append(initializer_list<_CharT> __l) + { return this->append(__l.begin(), __l.size()); } +#endif // C++11 + + /** + * @brief Append a range of characters. + * @param __first Iterator referencing the first character to append. + * @param __last Iterator marking the end of the range. + * @return Reference to this string. + * + * Appends characters in the range [__first,__last) to this string. + */ +#if __cplusplus >= 201103L + template> + _GLIBCXX20_CONSTEXPR +#else + template +#endif + basic_string& + append(_InputIterator __first, _InputIterator __last) + { return this->replace(end(), end(), __first, __last); } + +#if __cplusplus >= 201703L + /** + * @brief Append a string_view. + * @param __svt An object convertible to string_view to be appended. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + append(const _Tp& __svt) + { + __sv_type __sv = __svt; + return this->append(__sv.data(), __sv.size()); + } + + /** + * @brief Append a range of characters from a string_view. + * @param __svt An object convertible to string_view to be appended from. + * @param __pos The position in the string_view to append from. + * @param __n The number of characters to append from the string_view. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + append(const _Tp& __svt, size_type __pos, size_type __n = npos) + { + __sv_type __sv = __svt; + return _M_append(__sv.data() + + std::__sv_check(__sv.size(), __pos, "basic_string::append"), + std::__sv_limit(__sv.size(), __pos, __n)); + } +#endif // C++17 + + /** + * @brief Append a single character. + * @param __c Character to append. + */ + _GLIBCXX20_CONSTEXPR + void + push_back(_CharT __c) + { + const size_type __size = this->size(); + if (__size + 1 > this->capacity()) + this->_M_mutate(__size, size_type(0), 0, size_type(1)); + traits_type::assign(this->_M_data()[__size], __c); + this->_M_set_length(__size + 1); + } + + /** + * @brief Set value to contents of another string. + * @param __str Source string to use. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(const basic_string& __str) + { +#if __cplusplus >= 201103L + if (_Alloc_traits::_S_propagate_on_copy_assign()) + { + if (!_Alloc_traits::_S_always_equal() && !_M_is_local() + && _M_get_allocator() != __str._M_get_allocator()) + { + // Propagating allocator cannot free existing storage so must + // deallocate it before replacing current allocator. + if (__str.size() <= _S_local_capacity) + { + _M_destroy(_M_allocated_capacity); + _M_data(_M_use_local_data()); + _M_set_length(0); + } + else + { + const auto __len = __str.size(); + auto __alloc = __str._M_get_allocator(); + // If this allocation throws there are no effects: + auto __ptr = _Alloc_traits::allocate(__alloc, __len + 1); + _M_destroy(_M_allocated_capacity); + _M_data(__ptr); + _M_capacity(__len); + _M_set_length(__len); + } + } + std::__alloc_on_copy(_M_get_allocator(), __str._M_get_allocator()); + } +#endif + this->_M_assign(__str); + return *this; + } + +#if __cplusplus >= 201103L + /** + * @brief Set value to contents of another string. + * @param __str Source string to use. + * @return Reference to this string. + * + * This function sets this string to the exact contents of @a __str. + * @a __str is a valid, but unspecified string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(basic_string&& __str) + noexcept(_Alloc_traits::_S_nothrow_move()) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2063. Contradictory requirements for string move assignment + return *this = std::move(__str); + } +#endif // C++11 + + /** + * @brief Set value to a substring of a string. + * @param __str The string to use. + * @param __pos Index of the first character of str. + * @param __n Number of characters to use. + * @return Reference to this string. + * @throw std::out_of_range if @a pos is not a valid index. + * + * This function sets this string to the substring of @a __str + * consisting of @a __n characters at @a __pos. If @a __n is + * is larger than the number of available characters in @a + * __str, the remainder of @a __str is used. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(const basic_string& __str, size_type __pos, size_type __n = npos) + { return _M_replace(size_type(0), this->size(), __str._M_data() + + __str._M_check(__pos, "basic_string::assign"), + __str._M_limit(__pos, __n)); } + + /** + * @brief Set value to a C substring. + * @param __s The C string to use. + * @param __n Number of characters to use. + * @return Reference to this string. + * + * This function sets the value of this string to the first @a __n + * characters of @a __s. If @a __n is is larger than the number of + * available characters in @a __s, the remainder of @a __s is used. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(const _CharT* __s, size_type __n) + { + __glibcxx_requires_string_len(__s, __n); + return _M_replace(size_type(0), this->size(), __s, __n); + } + + /** + * @brief Set value to contents of a C string. + * @param __s The C string to use. + * @return Reference to this string. + * + * This function sets the value of this string to the value of @a __s. + * The data is copied, so there is no dependence on @a __s once the + * function returns. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(const _CharT* __s) + { + __glibcxx_requires_string(__s); + return _M_replace(size_type(0), this->size(), __s, + traits_type::length(__s)); + } + + /** + * @brief Set value to multiple characters. + * @param __n Length of the resulting string. + * @param __c The character to use. + * @return Reference to this string. + * + * This function sets the value of this string to @a __n copies of + * character @a __c. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(size_type __n, _CharT __c) + { return _M_replace_aux(size_type(0), this->size(), __n, __c); } + + /** + * @brief Set value to a range of characters. + * @param __first Iterator referencing the first character to append. + * @param __last Iterator marking the end of the range. + * @return Reference to this string. + * + * Sets value of string to characters in the range [__first,__last). + */ +#if __cplusplus >= 201103L + template> + _GLIBCXX20_CONSTEXPR +#else + template +#endif + basic_string& + assign(_InputIterator __first, _InputIterator __last) + { return this->replace(begin(), end(), __first, __last); } + +#if __cplusplus >= 201103L + /** + * @brief Set value to an initializer_list of characters. + * @param __l The initializer_list of characters to assign. + * @return Reference to this string. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + assign(initializer_list<_CharT> __l) + { return this->assign(__l.begin(), __l.size()); } +#endif // C++11 + +#if __cplusplus >= 201703L + /** + * @brief Set value from a string_view. + * @param __svt The source object convertible to string_view. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + assign(const _Tp& __svt) + { + __sv_type __sv = __svt; + return this->assign(__sv.data(), __sv.size()); + } + + /** + * @brief Set value from a range of characters in a string_view. + * @param __svt The source object convertible to string_view. + * @param __pos The position in the string_view to assign from. + * @param __n The number of characters to assign. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + assign(const _Tp& __svt, size_type __pos, size_type __n = npos) + { + __sv_type __sv = __svt; + return _M_replace(size_type(0), this->size(), + __sv.data() + + std::__sv_check(__sv.size(), __pos, "basic_string::assign"), + std::__sv_limit(__sv.size(), __pos, __n)); + } +#endif // C++17 + +#if __cplusplus >= 201103L + /** + * @brief Insert multiple characters. + * @param __p Const_iterator referencing location in string to + * insert at. + * @param __n Number of characters to insert + * @param __c The character to insert. + * @return Iterator referencing the first inserted char. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts @a __n copies of character @a __c starting at the + * position referenced by iterator @a __p. If adding + * characters causes the length to exceed max_size(), + * length_error is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + iterator + insert(const_iterator __p, size_type __n, _CharT __c) + { + _GLIBCXX_DEBUG_PEDASSERT(__p >= begin() && __p <= end()); + const size_type __pos = __p - begin(); + this->replace(__p, __p, __n, __c); + return iterator(this->_M_data() + __pos); + } +#else + /** + * @brief Insert multiple characters. + * @param __p Iterator referencing location in string to insert at. + * @param __n Number of characters to insert + * @param __c The character to insert. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts @a __n copies of character @a __c starting at the + * position referenced by iterator @a __p. If adding + * characters causes the length to exceed max_size(), + * length_error is thrown. The value of the string doesn't + * change if an error is thrown. + */ + void + insert(iterator __p, size_type __n, _CharT __c) + { this->replace(__p, __p, __n, __c); } +#endif + +#if __cplusplus >= 201103L + /** + * @brief Insert a range of characters. + * @param __p Const_iterator referencing location in string to + * insert at. + * @param __beg Start of range. + * @param __end End of range. + * @return Iterator referencing the first inserted char. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts characters in range [beg,end). If adding characters + * causes the length to exceed max_size(), length_error is + * thrown. The value of the string doesn't change if an error + * is thrown. + */ + template> + _GLIBCXX20_CONSTEXPR + iterator + insert(const_iterator __p, _InputIterator __beg, _InputIterator __end) + { + _GLIBCXX_DEBUG_PEDASSERT(__p >= begin() && __p <= end()); + const size_type __pos = __p - begin(); + this->replace(__p, __p, __beg, __end); + return iterator(this->_M_data() + __pos); + } +#else + /** + * @brief Insert a range of characters. + * @param __p Iterator referencing location in string to insert at. + * @param __beg Start of range. + * @param __end End of range. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts characters in range [__beg,__end). If adding + * characters causes the length to exceed max_size(), + * length_error is thrown. The value of the string doesn't + * change if an error is thrown. + */ + template + void + insert(iterator __p, _InputIterator __beg, _InputIterator __end) + { this->replace(__p, __p, __beg, __end); } +#endif + +#if __cplusplus >= 201103L + /** + * @brief Insert an initializer_list of characters. + * @param __p Iterator referencing location in string to insert at. + * @param __l The initializer_list of characters to insert. + * @throw std::length_error If new length exceeds @c max_size(). + */ + _GLIBCXX20_CONSTEXPR + iterator + insert(const_iterator __p, initializer_list<_CharT> __l) + { return this->insert(__p, __l.begin(), __l.end()); } + +#ifdef _GLIBCXX_DEFINING_STRING_INSTANTIATIONS + // See PR libstdc++/83328 + void + insert(iterator __p, initializer_list<_CharT> __l) + { + _GLIBCXX_DEBUG_PEDASSERT(__p >= begin() && __p <= end()); + this->insert(__p - begin(), __l.begin(), __l.size()); + } +#endif +#endif // C++11 + + /** + * @brief Insert value of a string. + * @param __pos1 Position in string to insert at. + * @param __str The string to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts value of @a __str starting at @a __pos1. If adding + * characters causes the length to exceed max_size(), + * length_error is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + insert(size_type __pos1, const basic_string& __str) + { return this->replace(__pos1, size_type(0), + __str._M_data(), __str.size()); } + + /** + * @brief Insert a substring. + * @param __pos1 Position in string to insert at. + * @param __str The string to insert. + * @param __pos2 Start of characters in str to insert. + * @param __n Number of characters to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * @throw std::out_of_range If @a pos1 > size() or + * @a __pos2 > @a str.size(). + * + * Starting at @a pos1, insert @a __n character of @a __str + * beginning with @a __pos2. If adding characters causes the + * length to exceed max_size(), length_error is thrown. If @a + * __pos1 is beyond the end of this string or @a __pos2 is + * beyond the end of @a __str, out_of_range is thrown. The + * value of the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + insert(size_type __pos1, const basic_string& __str, + size_type __pos2, size_type __n = npos) + { return this->replace(__pos1, size_type(0), __str._M_data() + + __str._M_check(__pos2, "basic_string::insert"), + __str._M_limit(__pos2, __n)); } + + /** + * @brief Insert a C substring. + * @param __pos Position in string to insert at. + * @param __s The C string to insert. + * @param __n The number of characters to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * @throw std::out_of_range If @a __pos is beyond the end of this + * string. + * + * Inserts the first @a __n characters of @a __s starting at @a + * __pos. If adding characters causes the length to exceed + * max_size(), length_error is thrown. If @a __pos is beyond + * end(), out_of_range is thrown. The value of the string + * doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + insert(size_type __pos, const _CharT* __s, size_type __n) + { return this->replace(__pos, size_type(0), __s, __n); } + + /** + * @brief Insert a C string. + * @param __pos Position in string to insert at. + * @param __s The C string to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * @throw std::out_of_range If @a pos is beyond the end of this + * string. + * + * Inserts the first @a n characters of @a __s starting at @a __pos. If + * adding characters causes the length to exceed max_size(), + * length_error is thrown. If @a __pos is beyond end(), out_of_range is + * thrown. The value of the string doesn't change if an error is + * thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + insert(size_type __pos, const _CharT* __s) + { + __glibcxx_requires_string(__s); + return this->replace(__pos, size_type(0), __s, + traits_type::length(__s)); + } + + /** + * @brief Insert multiple characters. + * @param __pos Index in string to insert at. + * @param __n Number of characters to insert + * @param __c The character to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * @throw std::out_of_range If @a __pos is beyond the end of this + * string. + * + * Inserts @a __n copies of character @a __c starting at index + * @a __pos. If adding characters causes the length to exceed + * max_size(), length_error is thrown. If @a __pos > length(), + * out_of_range is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + insert(size_type __pos, size_type __n, _CharT __c) + { return _M_replace_aux(_M_check(__pos, "basic_string::insert"), + size_type(0), __n, __c); } + + /** + * @brief Insert one character. + * @param __p Iterator referencing position in string to insert at. + * @param __c The character to insert. + * @return Iterator referencing newly inserted char. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Inserts character @a __c at position referenced by @a __p. + * If adding character causes the length to exceed max_size(), + * length_error is thrown. If @a __p is beyond end of string, + * out_of_range is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + iterator + insert(__const_iterator __p, _CharT __c) + { + _GLIBCXX_DEBUG_PEDASSERT(__p >= begin() && __p <= end()); + const size_type __pos = __p - begin(); + _M_replace_aux(__pos, size_type(0), size_type(1), __c); + return iterator(_M_data() + __pos); + } + +#if __cplusplus >= 201703L + /** + * @brief Insert a string_view. + * @param __pos Position in string to insert at. + * @param __svt The object convertible to string_view to insert. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + insert(size_type __pos, const _Tp& __svt) + { + __sv_type __sv = __svt; + return this->insert(__pos, __sv.data(), __sv.size()); + } + + /** + * @brief Insert a string_view. + * @param __pos1 Position in string to insert at. + * @param __svt The object convertible to string_view to insert from. + * @param __pos2 Start of characters in str to insert. + * @param __n The number of characters to insert. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + insert(size_type __pos1, const _Tp& __svt, + size_type __pos2, size_type __n = npos) + { + __sv_type __sv = __svt; + return this->replace(__pos1, size_type(0), + __sv.data() + + std::__sv_check(__sv.size(), __pos2, "basic_string::insert"), + std::__sv_limit(__sv.size(), __pos2, __n)); + } +#endif // C++17 + + /** + * @brief Remove characters. + * @param __pos Index of first character to remove (default 0). + * @param __n Number of characters to remove (default remainder). + * @return Reference to this string. + * @throw std::out_of_range If @a pos is beyond the end of this + * string. + * + * Removes @a __n characters from this string starting at @a + * __pos. The length of the string is reduced by @a __n. If + * there are < @a __n characters to remove, the remainder of + * the string is truncated. If @a __p is beyond end of string, + * out_of_range is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + erase(size_type __pos = 0, size_type __n = npos) + { + _M_check(__pos, "basic_string::erase"); + if (__n == npos) + this->_M_set_length(__pos); + else if (__n != 0) + this->_M_erase(__pos, _M_limit(__pos, __n)); + return *this; + } + + /** + * @brief Remove one character. + * @param __position Iterator referencing the character to remove. + * @return iterator referencing same location after removal. + * + * Removes the character at @a __position from this string. The value + * of the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + iterator + erase(__const_iterator __position) + { + _GLIBCXX_DEBUG_PEDASSERT(__position >= begin() + && __position < end()); + const size_type __pos = __position - begin(); + this->_M_erase(__pos, size_type(1)); + return iterator(_M_data() + __pos); + } + + /** + * @brief Remove a range of characters. + * @param __first Iterator referencing the first character to remove. + * @param __last Iterator referencing the end of the range. + * @return Iterator referencing location of first after removal. + * + * Removes the characters in the range [first,last) from this string. + * The value of the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + iterator + erase(__const_iterator __first, __const_iterator __last) + { + _GLIBCXX_DEBUG_PEDASSERT(__first >= begin() && __first <= __last + && __last <= end()); + const size_type __pos = __first - begin(); + if (__last == end()) + this->_M_set_length(__pos); + else + this->_M_erase(__pos, __last - __first); + return iterator(this->_M_data() + __pos); + } + +#if __cplusplus >= 201103L + /** + * @brief Remove the last character. + * + * The string must be non-empty. + */ + _GLIBCXX20_CONSTEXPR + void + pop_back() noexcept + { + __glibcxx_assert(!empty()); + _M_erase(size() - 1, 1); + } +#endif // C++11 + + /** + * @brief Replace characters with value from another string. + * @param __pos Index of first character to replace. + * @param __n Number of characters to be replaced. + * @param __str String to insert. + * @return Reference to this string. + * @throw std::out_of_range If @a pos is beyond the end of this + * string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__pos,__pos+__n) from + * this string. In place, the value of @a __str is inserted. + * If @a __pos is beyond end of string, out_of_range is thrown. + * If the length of the result exceeds max_size(), length_error + * is thrown. The value of the string doesn't change if an + * error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(size_type __pos, size_type __n, const basic_string& __str) + { return this->replace(__pos, __n, __str._M_data(), __str.size()); } + + /** + * @brief Replace characters with value from another string. + * @param __pos1 Index of first character to replace. + * @param __n1 Number of characters to be replaced. + * @param __str String to insert. + * @param __pos2 Index of first character of str to use. + * @param __n2 Number of characters from str to use. + * @return Reference to this string. + * @throw std::out_of_range If @a __pos1 > size() or @a __pos2 > + * __str.size(). + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__pos1,__pos1 + n) from this + * string. In place, the value of @a __str is inserted. If @a __pos is + * beyond end of string, out_of_range is thrown. If the length of the + * result exceeds max_size(), length_error is thrown. The value of the + * string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(size_type __pos1, size_type __n1, const basic_string& __str, + size_type __pos2, size_type __n2 = npos) + { return this->replace(__pos1, __n1, __str._M_data() + + __str._M_check(__pos2, "basic_string::replace"), + __str._M_limit(__pos2, __n2)); } + + /** + * @brief Replace characters with value of a C substring. + * @param __pos Index of first character to replace. + * @param __n1 Number of characters to be replaced. + * @param __s C string to insert. + * @param __n2 Number of characters from @a s to use. + * @return Reference to this string. + * @throw std::out_of_range If @a pos1 > size(). + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__pos,__pos + __n1) + * from this string. In place, the first @a __n2 characters of + * @a __s are inserted, or all of @a __s if @a __n2 is too large. If + * @a __pos is beyond end of string, out_of_range is thrown. If + * the length of result exceeds max_size(), length_error is + * thrown. The value of the string doesn't change if an error + * is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(size_type __pos, size_type __n1, const _CharT* __s, + size_type __n2) + { + __glibcxx_requires_string_len(__s, __n2); + return _M_replace(_M_check(__pos, "basic_string::replace"), + _M_limit(__pos, __n1), __s, __n2); + } + + /** + * @brief Replace characters with value of a C string. + * @param __pos Index of first character to replace. + * @param __n1 Number of characters to be replaced. + * @param __s C string to insert. + * @return Reference to this string. + * @throw std::out_of_range If @a pos > size(). + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__pos,__pos + __n1) + * from this string. In place, the characters of @a __s are + * inserted. If @a __pos is beyond end of string, out_of_range + * is thrown. If the length of result exceeds max_size(), + * length_error is thrown. The value of the string doesn't + * change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(size_type __pos, size_type __n1, const _CharT* __s) + { + __glibcxx_requires_string(__s); + return this->replace(__pos, __n1, __s, traits_type::length(__s)); + } + + /** + * @brief Replace characters with multiple characters. + * @param __pos Index of first character to replace. + * @param __n1 Number of characters to be replaced. + * @param __n2 Number of characters to insert. + * @param __c Character to insert. + * @return Reference to this string. + * @throw std::out_of_range If @a __pos > size(). + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [pos,pos + n1) from this + * string. In place, @a __n2 copies of @a __c are inserted. + * If @a __pos is beyond end of string, out_of_range is thrown. + * If the length of result exceeds max_size(), length_error is + * thrown. The value of the string doesn't change if an error + * is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(size_type __pos, size_type __n1, size_type __n2, _CharT __c) + { return _M_replace_aux(_M_check(__pos, "basic_string::replace"), + _M_limit(__pos, __n1), __n2, __c); } + + /** + * @brief Replace range of characters with string. + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __str String value to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * the value of @a __str is inserted. If the length of result + * exceeds max_size(), length_error is thrown. The value of + * the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + const basic_string& __str) + { return this->replace(__i1, __i2, __str._M_data(), __str.size()); } + + /** + * @brief Replace range of characters with C substring. + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __s C string value to insert. + * @param __n Number of characters from s to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * the first @a __n characters of @a __s are inserted. If the + * length of result exceeds max_size(), length_error is thrown. + * The value of the string doesn't change if an error is + * thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + const _CharT* __s, size_type __n) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + return this->replace(__i1 - begin(), __i2 - __i1, __s, __n); + } + + /** + * @brief Replace range of characters with C string. + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __s C string value to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * the characters of @a __s are inserted. If the length of + * result exceeds max_size(), length_error is thrown. The + * value of the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, const _CharT* __s) + { + __glibcxx_requires_string(__s); + return this->replace(__i1, __i2, __s, traits_type::length(__s)); + } + + /** + * @brief Replace range of characters with multiple characters + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __n Number of characters to insert. + * @param __c Character to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * @a __n copies of @a __c are inserted. If the length of + * result exceeds max_size(), length_error is thrown. The + * value of the string doesn't change if an error is thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, size_type __n, + _CharT __c) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + return _M_replace_aux(__i1 - begin(), __i2 - __i1, __n, __c); + } + + /** + * @brief Replace range of characters with range. + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __k1 Iterator referencing start of range to insert. + * @param __k2 Iterator referencing end of range to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * characters in the range [__k1,__k2) are inserted. If the + * length of result exceeds max_size(), length_error is thrown. + * The value of the string doesn't change if an error is + * thrown. + */ +#if __cplusplus >= 201103L + template> + _GLIBCXX20_CONSTEXPR + basic_string& + replace(const_iterator __i1, const_iterator __i2, + _InputIterator __k1, _InputIterator __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + return this->_M_replace_dispatch(__i1, __i2, __k1, __k2, + std::__false_type()); + } +#else + template +#ifdef _GLIBCXX_DISAMBIGUATE_REPLACE_INST + typename __enable_if_not_native_iterator<_InputIterator>::__type +#else + basic_string& +#endif + replace(iterator __i1, iterator __i2, + _InputIterator __k1, _InputIterator __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + typedef typename std::__is_integer<_InputIterator>::__type _Integral; + return _M_replace_dispatch(__i1, __i2, __k1, __k2, _Integral()); + } +#endif + + // Specializations for the common case of pointer and iterator: + // useful to avoid the overhead of temporary buffering in _M_replace. + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + _CharT* __k1, _CharT* __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + return this->replace(__i1 - begin(), __i2 - __i1, + __k1, __k2 - __k1); + } + + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + const _CharT* __k1, const _CharT* __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + return this->replace(__i1 - begin(), __i2 - __i1, + __k1, __k2 - __k1); + } + + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + iterator __k1, iterator __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + return this->replace(__i1 - begin(), __i2 - __i1, + __k1.base(), __k2 - __k1); + } + + _GLIBCXX20_CONSTEXPR + basic_string& + replace(__const_iterator __i1, __const_iterator __i2, + const_iterator __k1, const_iterator __k2) + { + _GLIBCXX_DEBUG_PEDASSERT(begin() <= __i1 && __i1 <= __i2 + && __i2 <= end()); + __glibcxx_requires_valid_range(__k1, __k2); + return this->replace(__i1 - begin(), __i2 - __i1, + __k1.base(), __k2 - __k1); + } + +#if __cplusplus >= 201103L + /** + * @brief Replace range of characters with initializer_list. + * @param __i1 Iterator referencing start of range to replace. + * @param __i2 Iterator referencing end of range to replace. + * @param __l The initializer_list of characters to insert. + * @return Reference to this string. + * @throw std::length_error If new length exceeds @c max_size(). + * + * Removes the characters in the range [__i1,__i2). In place, + * characters in the range [__k1,__k2) are inserted. If the + * length of result exceeds max_size(), length_error is thrown. + * The value of the string doesn't change if an error is + * thrown. + */ + _GLIBCXX20_CONSTEXPR + basic_string& replace(const_iterator __i1, const_iterator __i2, + initializer_list<_CharT> __l) + { return this->replace(__i1, __i2, __l.begin(), __l.size()); } +#endif // C++11 + +#if __cplusplus >= 201703L + /** + * @brief Replace range of characters with string_view. + * @param __pos The position to replace at. + * @param __n The number of characters to replace. + * @param __svt The object convertible to string_view to insert. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + replace(size_type __pos, size_type __n, const _Tp& __svt) + { + __sv_type __sv = __svt; + return this->replace(__pos, __n, __sv.data(), __sv.size()); + } + + /** + * @brief Replace range of characters with string_view. + * @param __pos1 The position to replace at. + * @param __n1 The number of characters to replace. + * @param __svt The object convertible to string_view to insert from. + * @param __pos2 The position in the string_view to insert from. + * @param __n2 The number of characters to insert. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + replace(size_type __pos1, size_type __n1, const _Tp& __svt, + size_type __pos2, size_type __n2 = npos) + { + __sv_type __sv = __svt; + return this->replace(__pos1, __n1, + __sv.data() + + std::__sv_check(__sv.size(), __pos2, "basic_string::replace"), + std::__sv_limit(__sv.size(), __pos2, __n2)); + } + + /** + * @brief Replace range of characters with string_view. + * @param __i1 An iterator referencing the start position + to replace at. + * @param __i2 An iterator referencing the end position + for the replace. + * @param __svt The object convertible to string_view to insert from. + * @return Reference to this string. + */ + template + _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, basic_string&> + replace(const_iterator __i1, const_iterator __i2, const _Tp& __svt) + { + __sv_type __sv = __svt; + return this->replace(__i1 - begin(), __i2 - __i1, __sv); + } +#endif // C++17 + + private: + template + _GLIBCXX20_CONSTEXPR + basic_string& + _M_replace_dispatch(const_iterator __i1, const_iterator __i2, + _Integer __n, _Integer __val, __true_type) + { return _M_replace_aux(__i1 - begin(), __i2 - __i1, __n, __val); } + + template + _GLIBCXX20_CONSTEXPR + basic_string& + _M_replace_dispatch(const_iterator __i1, const_iterator __i2, + _InputIterator __k1, _InputIterator __k2, + __false_type); + + _GLIBCXX20_CONSTEXPR + basic_string& + _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2, + _CharT __c); + + __attribute__((__noinline__, __noclone__, __cold__)) void + _M_replace_cold(pointer __p, size_type __len1, const _CharT* __s, + const size_type __len2, const size_type __how_much); + + _GLIBCXX20_CONSTEXPR + basic_string& + _M_replace(size_type __pos, size_type __len1, const _CharT* __s, + const size_type __len2); + + _GLIBCXX20_CONSTEXPR + basic_string& + _M_append(const _CharT* __s, size_type __n); + + public: + + /** + * @brief Copy substring into C string. + * @param __s C string to copy value into. + * @param __n Number of characters to copy. + * @param __pos Index of first character to copy. + * @return Number of characters actually copied + * @throw std::out_of_range If __pos > size(). + * + * Copies up to @a __n characters starting at @a __pos into the + * C string @a __s. If @a __pos is %greater than size(), + * out_of_range is thrown. + */ + _GLIBCXX20_CONSTEXPR + size_type + copy(_CharT* __s, size_type __n, size_type __pos = 0) const; + + /** + * @brief Swap contents with another string. + * @param __s String to swap with. + * + * Exchanges the contents of this string with that of @a __s in constant + * time. + */ + _GLIBCXX20_CONSTEXPR + void + swap(basic_string& __s) _GLIBCXX_NOEXCEPT; + + // String operations: + /** + * @brief Return const pointer to null-terminated contents. + * + * This is a handle to internal data. Do not modify or dire things may + * happen. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const _CharT* + c_str() const _GLIBCXX_NOEXCEPT + { return _M_data(); } + + /** + * @brief Return const pointer to contents. + * + * This is a pointer to internal data. It is undefined to modify + * the contents through the returned pointer. To get a pointer that + * allows modifying the contents use @c &str[0] instead, + * (or in C++17 the non-const @c str.data() overload). + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + const _CharT* + data() const _GLIBCXX_NOEXCEPT + { return _M_data(); } + +#if __cplusplus >= 201703L + /** + * @brief Return non-const pointer to contents. + * + * This is a pointer to the character sequence held by the string. + * Modifying the characters in the sequence is allowed. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _CharT* + data() noexcept + { return _M_data(); } +#endif + + /** + * @brief Return copy of allocator used to construct this string. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + allocator_type + get_allocator() const _GLIBCXX_NOEXCEPT + { return _M_get_allocator(); } + + /** + * @brief Find position of a C substring. + * @param __s C string to locate. + * @param __pos Index of character to search from. + * @param __n Number of characters from @a s to search for. + * @return Index of start of first occurrence. + * + * Starting from @a __pos, searches forward for the first @a + * __n characters in @a __s within this string. If found, + * returns the index where it begins. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Find position of a string. + * @param __str String to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of start of first occurrence. + * + * Starting from @a __pos, searches forward for value of @a __str within + * this string. If found, returns the index where it begins. If not + * found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find(const basic_string& __str, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT + { return this->find(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find position of a string_view. + * @param __svt The object convertible to string_view to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of start of first occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + find(const _Tp& __svt, size_type __pos = 0) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->find(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find position of a C string. + * @param __s C string to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of start of first occurrence. + * + * Starting from @a __pos, searches forward for the value of @a + * __s within this string. If found, returns the index where + * it begins. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find(const _CharT* __s, size_type __pos = 0) const _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + return this->find(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find position of a character. + * @param __c Character to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for @a __c within + * this string. If found, returns the index where it was + * found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find(_CharT __c, size_type __pos = 0) const _GLIBCXX_NOEXCEPT; + + /** + * @brief Find last position of a string. + * @param __str String to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of start of last occurrence. + * + * Starting from @a __pos, searches backward for value of @a + * __str within this string. If found, returns the index where + * it begins. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + rfind(const basic_string& __str, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT + { return this->rfind(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find last position of a string_view. + * @param __svt The object convertible to string_view to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of start of last occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + rfind(const _Tp& __svt, size_type __pos = npos) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->rfind(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find last position of a C substring. + * @param __s C string to locate. + * @param __pos Index of character to search back from. + * @param __n Number of characters from s to search for. + * @return Index of start of last occurrence. + * + * Starting from @a __pos, searches backward for the first @a + * __n characters in @a __s within this string. If found, + * returns the index where it begins. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + rfind(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Find last position of a C string. + * @param __s C string to locate. + * @param __pos Index of character to start search at (default end). + * @return Index of start of last occurrence. + * + * Starting from @a __pos, searches backward for the value of + * @a __s within this string. If found, returns the index + * where it begins. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + rfind(const _CharT* __s, size_type __pos = npos) const + { + __glibcxx_requires_string(__s); + return this->rfind(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find last position of a character. + * @param __c Character to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for @a __c within + * this string. If found, returns the index where it was + * found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + rfind(_CharT __c, size_type __pos = npos) const _GLIBCXX_NOEXCEPT; + + /** + * @brief Find position of a character of string. + * @param __str String containing characters to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for one of the + * characters of @a __str within this string. If found, + * returns the index where it was found. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_of(const basic_string& __str, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT + { return this->find_first_of(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find position of a character of a string_view. + * @param __svt An object convertible to string_view containing + * characters to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + find_first_of(const _Tp& __svt, size_type __pos = 0) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->find_first_of(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find position of a character of C substring. + * @param __s String containing characters to locate. + * @param __pos Index of character to search from. + * @param __n Number of characters from s to search for. + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for one of the + * first @a __n characters of @a __s within this string. If + * found, returns the index where it was found. If not found, + * returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Find position of a character of C string. + * @param __s String containing characters to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for one of the + * characters of @a __s within this string. If found, returns + * the index where it was found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_of(const _CharT* __s, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + return this->find_first_of(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find position of a character. + * @param __c Character to locate. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for the character + * @a __c within this string. If found, returns the index + * where it was found. If not found, returns npos. + * + * Note: equivalent to find(__c, __pos). + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_of(_CharT __c, size_type __pos = 0) const _GLIBCXX_NOEXCEPT + { return this->find(__c, __pos); } + + /** + * @brief Find last position of a character of string. + * @param __str String containing characters to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for one of the + * characters of @a __str within this string. If found, + * returns the index where it was found. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_of(const basic_string& __str, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT + { return this->find_last_of(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find last position of a character of string. + * @param __svt An object convertible to string_view containing + * characters to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + find_last_of(const _Tp& __svt, size_type __pos = npos) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->find_last_of(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find last position of a character of C substring. + * @param __s C string containing characters to locate. + * @param __pos Index of character to search back from. + * @param __n Number of characters from s to search for. + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for one of the + * first @a __n characters of @a __s within this string. If + * found, returns the index where it was found. If not found, + * returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Find last position of a character of C string. + * @param __s C string containing characters to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for one of the + * characters of @a __s within this string. If found, returns + * the index where it was found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_of(const _CharT* __s, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + return this->find_last_of(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find last position of a character. + * @param __c Character to locate. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for @a __c within + * this string. If found, returns the index where it was + * found. If not found, returns npos. + * + * Note: equivalent to rfind(__c, __pos). + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_of(_CharT __c, size_type __pos = npos) const _GLIBCXX_NOEXCEPT + { return this->rfind(__c, __pos); } + + /** + * @brief Find position of a character not in string. + * @param __str String containing characters to avoid. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for a character not contained + * in @a __str within this string. If found, returns the index where it + * was found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_not_of(const basic_string& __str, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT + { return this->find_first_not_of(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find position of a character not in a string_view. + * @param __svt A object convertible to string_view containing + * characters to avoid. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + find_first_not_of(const _Tp& __svt, size_type __pos = 0) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->find_first_not_of(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find position of a character not in C substring. + * @param __s C string containing characters to avoid. + * @param __pos Index of character to search from. + * @param __n Number of characters from __s to consider. + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for a character not + * contained in the first @a __n characters of @a __s within + * this string. If found, returns the index where it was + * found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_not_of(const _CharT* __s, size_type __pos, + size_type __n) const _GLIBCXX_NOEXCEPT; + + /** + * @brief Find position of a character not in C string. + * @param __s C string containing characters to avoid. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for a character not + * contained in @a __s within this string. If found, returns + * the index where it was found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_not_of(const _CharT* __s, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + return this->find_first_not_of(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find position of a different character. + * @param __c Character to avoid. + * @param __pos Index of character to search from (default 0). + * @return Index of first occurrence. + * + * Starting from @a __pos, searches forward for a character + * other than @a __c within this string. If found, returns the + * index where it was found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_first_not_of(_CharT __c, size_type __pos = 0) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Find last position of a character not in string. + * @param __str String containing characters to avoid. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for a character + * not contained in @a __str within this string. If found, + * returns the index where it was found. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_not_of(const basic_string& __str, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT + { return this->find_last_not_of(__str.data(), __pos, __str.size()); } + +#if __cplusplus >= 201703L + /** + * @brief Find last position of a character not in a string_view. + * @param __svt An object convertible to string_view containing + * characters to avoid. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, size_type> + find_last_not_of(const _Tp& __svt, size_type __pos = npos) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return this->find_last_not_of(__sv.data(), __pos, __sv.size()); + } +#endif // C++17 + + /** + * @brief Find last position of a character not in C substring. + * @param __s C string containing characters to avoid. + * @param __pos Index of character to search back from. + * @param __n Number of characters from s to consider. + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for a character not + * contained in the first @a __n characters of @a __s within this string. + * If found, returns the index where it was found. If not found, + * returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_not_of(const _CharT* __s, size_type __pos, + size_type __n) const _GLIBCXX_NOEXCEPT; + /** + * @brief Find last position of a character not in C string. + * @param __s C string containing characters to avoid. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for a character + * not contained in @a __s within this string. If found, + * returns the index where it was found. If not found, returns + * npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_not_of(const _CharT* __s, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + return this->find_last_not_of(__s, __pos, traits_type::length(__s)); + } + + /** + * @brief Find last position of a different character. + * @param __c Character to avoid. + * @param __pos Index of character to search back from (default end). + * @return Index of last occurrence. + * + * Starting from @a __pos, searches backward for a character other than + * @a __c within this string. If found, returns the index where it was + * found. If not found, returns npos. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + size_type + find_last_not_of(_CharT __c, size_type __pos = npos) const + _GLIBCXX_NOEXCEPT; + + /** + * @brief Get a substring. + * @param __pos Index of first character (default 0). + * @param __n Number of characters in substring (default remainder). + * @return The new string. + * @throw std::out_of_range If __pos > size(). + * + * Construct and return a new string using the @a __n + * characters starting at @a __pos. If the string is too + * short, use the remainder of the characters. If @a __pos is + * beyond the end of the string, out_of_range is thrown. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + basic_string + substr(size_type __pos = 0, size_type __n = npos) const + { return basic_string(*this, + _M_check(__pos, "basic_string::substr"), __n); } + + /** + * @brief Compare to a string. + * @param __str String to compare against. + * @return Integer < 0, 0, or > 0. + * + * Returns an integer < 0 if this string is ordered before @a + * __str, 0 if their values are equivalent, or > 0 if this + * string is ordered after @a __str. Determines the effective + * length rlen of the strings to compare as the smallest of + * size() and str.size(). The function then compares the two + * strings by calling traits::compare(data(), str.data(),rlen). + * If the result of the comparison is nonzero returns it, + * otherwise the shorter one is ordered first. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(const basic_string& __str) const + { + const size_type __size = this->size(); + const size_type __osize = __str.size(); + const size_type __len = std::min(__size, __osize); + + int __r = traits_type::compare(_M_data(), __str.data(), __len); + if (!__r) + __r = _S_compare(__size, __osize); + return __r; + } + +#if __cplusplus >= 201703L + /** + * @brief Compare to a string_view. + * @param __svt An object convertible to string_view to compare against. + * @return Integer < 0, 0, or > 0. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, int> + compare(const _Tp& __svt) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + const size_type __size = this->size(); + const size_type __osize = __sv.size(); + const size_type __len = std::min(__size, __osize); + + int __r = traits_type::compare(_M_data(), __sv.data(), __len); + if (!__r) + __r = _S_compare(__size, __osize); + return __r; + } + + /** + * @brief Compare to a string_view. + * @param __pos A position in the string to start comparing from. + * @param __n The number of characters to compare. + * @param __svt An object convertible to string_view to compare + * against. + * @return Integer < 0, 0, or > 0. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, int> + compare(size_type __pos, size_type __n, const _Tp& __svt) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return __sv_type(*this).substr(__pos, __n).compare(__sv); + } + + /** + * @brief Compare to a string_view. + * @param __pos1 A position in the string to start comparing from. + * @param __n1 The number of characters to compare. + * @param __svt An object convertible to string_view to compare + * against. + * @param __pos2 A position in the string_view to start comparing from. + * @param __n2 The number of characters to compare. + * @return Integer < 0, 0, or > 0. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + _If_sv<_Tp, int> + compare(size_type __pos1, size_type __n1, const _Tp& __svt, + size_type __pos2, size_type __n2 = npos) const + noexcept(is_same<_Tp, __sv_type>::value) + { + __sv_type __sv = __svt; + return __sv_type(*this) + .substr(__pos1, __n1).compare(__sv.substr(__pos2, __n2)); + } +#endif // C++17 + + /** + * @brief Compare substring to a string. + * @param __pos Index of first character of substring. + * @param __n Number of characters in substring. + * @param __str String to compare against. + * @return Integer < 0, 0, or > 0. + * + * Form the substring of this string from the @a __n characters + * starting at @a __pos. Returns an integer < 0 if the + * substring is ordered before @a __str, 0 if their values are + * equivalent, or > 0 if the substring is ordered after @a + * __str. Determines the effective length rlen of the strings + * to compare as the smallest of the length of the substring + * and @a __str.size(). The function then compares the two + * strings by calling + * traits::compare(substring.data(),str.data(),rlen). If the + * result of the comparison is nonzero returns it, otherwise + * the shorter one is ordered first. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(size_type __pos, size_type __n, const basic_string& __str) const + { + _M_check(__pos, "basic_string::compare"); + __n = _M_limit(__pos, __n); + const size_type __osize = __str.size(); + const size_type __len = std::min(__n, __osize); + int __r = traits_type::compare(_M_data() + __pos, __str.data(), __len); + if (!__r) + __r = _S_compare(__n, __osize); + return __r; + } + + /** + * @brief Compare substring to a substring. + * @param __pos1 Index of first character of substring. + * @param __n1 Number of characters in substring. + * @param __str String to compare against. + * @param __pos2 Index of first character of substring of str. + * @param __n2 Number of characters in substring of str. + * @return Integer < 0, 0, or > 0. + * + * Form the substring of this string from the @a __n1 + * characters starting at @a __pos1. Form the substring of @a + * __str from the @a __n2 characters starting at @a __pos2. + * Returns an integer < 0 if this substring is ordered before + * the substring of @a __str, 0 if their values are equivalent, + * or > 0 if this substring is ordered after the substring of + * @a __str. Determines the effective length rlen of the + * strings to compare as the smallest of the lengths of the + * substrings. The function then compares the two strings by + * calling + * traits::compare(substring.data(),str.substr(pos2,n2).data(),rlen). + * If the result of the comparison is nonzero returns it, + * otherwise the shorter one is ordered first. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(size_type __pos1, size_type __n1, const basic_string& __str, + size_type __pos2, size_type __n2 = npos) const + { + _M_check(__pos1, "basic_string::compare"); + __str._M_check(__pos2, "basic_string::compare"); + __n1 = _M_limit(__pos1, __n1); + __n2 = __str._M_limit(__pos2, __n2); + const size_type __len = std::min(__n1, __n2); + int __r = traits_type::compare(_M_data() + __pos1, + __str.data() + __pos2, __len); + if (!__r) + __r = _S_compare(__n1, __n2); + return __r; + } + + /** + * @brief Compare to a C string. + * @param __s C string to compare against. + * @return Integer < 0, 0, or > 0. + * + * Returns an integer < 0 if this string is ordered before @a __s, 0 if + * their values are equivalent, or > 0 if this string is ordered after + * @a __s. Determines the effective length rlen of the strings to + * compare as the smallest of size() and the length of a string + * constructed from @a __s. The function then compares the two strings + * by calling traits::compare(data(),s,rlen). If the result of the + * comparison is nonzero returns it, otherwise the shorter one is + * ordered first. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(const _CharT* __s) const _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string(__s); + const size_type __size = this->size(); + const size_type __osize = traits_type::length(__s); + const size_type __len = std::min(__size, __osize); + int __r = traits_type::compare(_M_data(), __s, __len); + if (!__r) + __r = _S_compare(__size, __osize); + return __r; + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 5 String::compare specification questionable + /** + * @brief Compare substring to a C string. + * @param __pos Index of first character of substring. + * @param __n1 Number of characters in substring. + * @param __s C string to compare against. + * @return Integer < 0, 0, or > 0. + * + * Form the substring of this string from the @a __n1 + * characters starting at @a pos. Returns an integer < 0 if + * the substring is ordered before @a __s, 0 if their values + * are equivalent, or > 0 if the substring is ordered after @a + * __s. Determines the effective length rlen of the strings to + * compare as the smallest of the length of the substring and + * the length of a string constructed from @a __s. The + * function then compares the two string by calling + * traits::compare(substring.data(),__s,rlen). If the result of + * the comparison is nonzero returns it, otherwise the shorter + * one is ordered first. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(size_type __pos, size_type __n1, const _CharT* __s) const + { + __glibcxx_requires_string(__s); + _M_check(__pos, "basic_string::compare"); + __n1 = _M_limit(__pos, __n1); + const size_type __osize = traits_type::length(__s); + const size_type __len = std::min(__n1, __osize); + int __r = traits_type::compare(_M_data() + __pos, __s, __len); + if (!__r) + __r = _S_compare(__n1, __osize); + return __r; + } + + /** + * @brief Compare substring against a character %array. + * @param __pos Index of first character of substring. + * @param __n1 Number of characters in substring. + * @param __s character %array to compare against. + * @param __n2 Number of characters of s. + * @return Integer < 0, 0, or > 0. + * + * Form the substring of this string from the @a __n1 + * characters starting at @a __pos. Form a string from the + * first @a __n2 characters of @a __s. Returns an integer < 0 + * if this substring is ordered before the string from @a __s, + * 0 if their values are equivalent, or > 0 if this substring + * is ordered after the string from @a __s. Determines the + * effective length rlen of the strings to compare as the + * smallest of the length of the substring and @a __n2. The + * function then compares the two strings by calling + * traits::compare(substring.data(),s,rlen). If the result of + * the comparison is nonzero returns it, otherwise the shorter + * one is ordered first. + * + * NB: s must have at least n2 characters, '\\0' has + * no special meaning. + */ + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + int + compare(size_type __pos, size_type __n1, const _CharT* __s, + size_type __n2) const + { + __glibcxx_requires_string_len(__s, __n2); + _M_check(__pos, "basic_string::compare"); + __n1 = _M_limit(__pos, __n1); + const size_type __len = std::min(__n1, __n2); + int __r = traits_type::compare(_M_data() + __pos, __s, __len); + if (!__r) + __r = _S_compare(__n1, __n2); + return __r; + } + +#if __cplusplus >= 202002L + [[nodiscard]] + constexpr bool + starts_with(basic_string_view<_CharT, _Traits> __x) const noexcept + { return __sv_type(this->data(), this->size()).starts_with(__x); } + + [[nodiscard]] + constexpr bool + starts_with(_CharT __x) const noexcept + { return __sv_type(this->data(), this->size()).starts_with(__x); } + + [[nodiscard, __gnu__::__nonnull__]] + constexpr bool + starts_with(const _CharT* __x) const noexcept + { return __sv_type(this->data(), this->size()).starts_with(__x); } + + [[nodiscard]] + constexpr bool + ends_with(basic_string_view<_CharT, _Traits> __x) const noexcept + { return __sv_type(this->data(), this->size()).ends_with(__x); } + + [[nodiscard]] + constexpr bool + ends_with(_CharT __x) const noexcept + { return __sv_type(this->data(), this->size()).ends_with(__x); } + + [[nodiscard, __gnu__::__nonnull__]] + constexpr bool + ends_with(const _CharT* __x) const noexcept + { return __sv_type(this->data(), this->size()).ends_with(__x); } +#endif // C++20 + +#if __cplusplus > 202002L + [[nodiscard]] + constexpr bool + contains(basic_string_view<_CharT, _Traits> __x) const noexcept + { return __sv_type(this->data(), this->size()).contains(__x); } + + [[nodiscard]] + constexpr bool + contains(_CharT __x) const noexcept + { return __sv_type(this->data(), this->size()).contains(__x); } + + [[nodiscard, __gnu__::__nonnull__]] + constexpr bool + contains(const _CharT* __x) const noexcept + { return __sv_type(this->data(), this->size()).contains(__x); } +#endif // C++23 + + // Allow basic_stringbuf::__xfer_bufptrs to call _M_length: + template friend class basic_stringbuf; + }; +_GLIBCXX_END_NAMESPACE_CXX11 +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std +#endif // _GLIBCXX_USE_CXX11_ABI + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if __cpp_deduction_guides >= 201606 +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + template::value_type, + typename _Allocator = allocator<_CharT>, + typename = _RequireInputIter<_InputIterator>, + typename = _RequireAllocator<_Allocator>> + basic_string(_InputIterator, _InputIterator, _Allocator = _Allocator()) + -> basic_string<_CharT, char_traits<_CharT>, _Allocator>; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3075. basic_string needs deduction guides from basic_string_view + template, + typename = _RequireAllocator<_Allocator>> + basic_string(basic_string_view<_CharT, _Traits>, const _Allocator& = _Allocator()) + -> basic_string<_CharT, _Traits, _Allocator>; + + template, + typename = _RequireAllocator<_Allocator>> + basic_string(basic_string_view<_CharT, _Traits>, + typename basic_string<_CharT, _Traits, _Allocator>::size_type, + typename basic_string<_CharT, _Traits, _Allocator>::size_type, + const _Allocator& = _Allocator()) + -> basic_string<_CharT, _Traits, _Allocator>; +_GLIBCXX_END_NAMESPACE_CXX11 +#endif + + template + _GLIBCXX20_CONSTEXPR + inline _Str + __str_concat(typename _Str::value_type const* __lhs, + typename _Str::size_type __lhs_len, + typename _Str::value_type const* __rhs, + typename _Str::size_type __rhs_len, + typename _Str::allocator_type const& __a) + { + typedef typename _Str::allocator_type allocator_type; + typedef __gnu_cxx::__alloc_traits _Alloc_traits; + _Str __str(_Alloc_traits::_S_select_on_copy(__a)); + __str.reserve(__lhs_len + __rhs_len); + __str.append(__lhs, __lhs_len); + __str.append(__rhs, __rhs_len); + return __str; + } + + // operator+ + /** + * @brief Concatenate two strings. + * @param __lhs First string. + * @param __rhs Last string. + * @return New string with value of @a __lhs followed by @a __rhs. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { + typedef basic_string<_CharT, _Traits, _Alloc> _Str; + return std::__str_concat<_Str>(__lhs.c_str(), __lhs.size(), + __rhs.c_str(), __rhs.size(), + __lhs.get_allocator()); + } + + /** + * @brief Concatenate C string and string. + * @param __lhs First string. + * @param __rhs Last string. + * @return New string with value of @a __lhs followed by @a __rhs. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT,_Traits,_Alloc> + operator+(const _CharT* __lhs, + const basic_string<_CharT,_Traits,_Alloc>& __rhs) + { + __glibcxx_requires_string(__lhs); + typedef basic_string<_CharT, _Traits, _Alloc> _Str; + return std::__str_concat<_Str>(__lhs, _Traits::length(__lhs), + __rhs.c_str(), __rhs.size(), + __rhs.get_allocator()); + } + + /** + * @brief Concatenate character and string. + * @param __lhs First string. + * @param __rhs Last string. + * @return New string with @a __lhs followed by @a __rhs. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT,_Traits,_Alloc> + operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs) + { + typedef basic_string<_CharT, _Traits, _Alloc> _Str; + return std::__str_concat<_Str>(__builtin_addressof(__lhs), 1, + __rhs.c_str(), __rhs.size(), + __rhs.get_allocator()); + } + + /** + * @brief Concatenate string and C string. + * @param __lhs First string. + * @param __rhs Last string. + * @return New string with @a __lhs followed by @a __rhs. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { + __glibcxx_requires_string(__rhs); + typedef basic_string<_CharT, _Traits, _Alloc> _Str; + return std::__str_concat<_Str>(__lhs.c_str(), __lhs.size(), + __rhs, _Traits::length(__rhs), + __lhs.get_allocator()); + } + /** + * @brief Concatenate string and character. + * @param __lhs First string. + * @param __rhs Last string. + * @return New string with @a __lhs followed by @a __rhs. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs) + { + typedef basic_string<_CharT, _Traits, _Alloc> _Str; + return std::__str_concat<_Str>(__lhs.c_str(), __lhs.size(), + __builtin_addressof(__rhs), 1, + __lhs.get_allocator()); + } + +#if __cplusplus >= 201103L + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return std::move(__lhs.append(__rhs)); } + + template + _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + basic_string<_CharT, _Traits, _Alloc>&& __rhs) + { return std::move(__rhs.insert(0, __lhs)); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, + basic_string<_CharT, _Traits, _Alloc>&& __rhs) + { +#if _GLIBCXX_USE_CXX11_ABI + using _Alloc_traits = allocator_traits<_Alloc>; + bool __use_rhs = false; + if _GLIBCXX17_CONSTEXPR (typename _Alloc_traits::is_always_equal{}) + __use_rhs = true; + else if (__lhs.get_allocator() == __rhs.get_allocator()) + __use_rhs = true; + if (__use_rhs) +#endif + { + const auto __size = __lhs.size() + __rhs.size(); + if (__size > __lhs.capacity() && __size <= __rhs.capacity()) + return std::move(__rhs.insert(0, __lhs)); + } + return std::move(__lhs.append(__rhs)); + } + + template + _GLIBCXX_NODISCARD _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(const _CharT* __lhs, + basic_string<_CharT, _Traits, _Alloc>&& __rhs) + { return std::move(__rhs.insert(0, __lhs)); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(_CharT __lhs, + basic_string<_CharT, _Traits, _Alloc>&& __rhs) + { return std::move(__rhs.insert(0, 1, __lhs)); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, + const _CharT* __rhs) + { return std::move(__lhs.append(__rhs)); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline basic_string<_CharT, _Traits, _Alloc> + operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, + _CharT __rhs) + { return std::move(__lhs.append(1, __rhs)); } +#endif + + // operator == + /** + * @brief Test equivalence of two strings. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { + return __lhs.size() == __rhs.size() + && !_Traits::compare(__lhs.data(), __rhs.data(), __lhs.size()); + } + + /** + * @brief Test equivalence of string and C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { + return __lhs.size() == _Traits::length(__rhs) + && !_Traits::compare(__lhs.data(), __rhs, __lhs.size()); + } + +#if __cpp_lib_three_way_comparison + /** + * @brief Three-way comparison of a string and a C string. + * @param __lhs A string. + * @param __rhs A null-terminated string. + * @return A value indicating whether `__lhs` is less than, equal to, + * greater than, or incomparable with `__rhs`. + */ + template + [[nodiscard]] + constexpr auto + operator<=>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) noexcept + -> decltype(__detail::__char_traits_cmp_cat<_Traits>(0)) + { return __detail::__char_traits_cmp_cat<_Traits>(__lhs.compare(__rhs)); } + + /** + * @brief Three-way comparison of a string and a C string. + * @param __lhs A string. + * @param __rhs A null-terminated string. + * @return A value indicating whether `__lhs` is less than, equal to, + * greater than, or incomparable with `__rhs`. + */ + template + [[nodiscard]] + constexpr auto + operator<=>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) noexcept + -> decltype(__detail::__char_traits_cmp_cat<_Traits>(0)) + { return __detail::__char_traits_cmp_cat<_Traits>(__lhs.compare(__rhs)); } +#else + /** + * @brief Test equivalence of C string and string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __rhs.compare(@a __lhs) == 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator==(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return __rhs == __lhs; } + + // operator != + /** + * @brief Test difference of two strings. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { return !(__lhs == __rhs); } + + /** + * @brief Test difference of C string and string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __rhs.compare(@a __lhs) != 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator!=(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return !(__rhs == __lhs); } + + /** + * @brief Test difference of string and C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { return !(__lhs == __rhs); } + + // operator < + /** + * @brief Test if string precedes string. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs precedes @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.compare(__rhs) < 0; } + + /** + * @brief Test if string precedes C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs precedes @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { return __lhs.compare(__rhs) < 0; } + + /** + * @brief Test if C string precedes string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __lhs precedes @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return __rhs.compare(__lhs) > 0; } + + // operator > + /** + * @brief Test if string follows string. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs follows @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.compare(__rhs) > 0; } + + /** + * @brief Test if string follows C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs follows @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { return __lhs.compare(__rhs) > 0; } + + /** + * @brief Test if C string follows string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __lhs follows @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return __rhs.compare(__lhs) < 0; } + + // operator <= + /** + * @brief Test if string doesn't follow string. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.compare(__rhs) <= 0; } + + /** + * @brief Test if string doesn't follow C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { return __lhs.compare(__rhs) <= 0; } + + /** + * @brief Test if C string doesn't follow string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator<=(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return __rhs.compare(__lhs) >= 0; } + + // operator >= + /** + * @brief Test if string doesn't precede string. + * @param __lhs First string. + * @param __rhs Second string. + * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.compare(__rhs) >= 0; } + + /** + * @brief Test if string doesn't precede C string. + * @param __lhs String. + * @param __rhs C string. + * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs, + const _CharT* __rhs) + { return __lhs.compare(__rhs) >= 0; } + + /** + * @brief Test if C string doesn't precede string. + * @param __lhs C string. + * @param __rhs String. + * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. + */ + template + _GLIBCXX_NODISCARD + inline bool + operator>=(const _CharT* __lhs, + const basic_string<_CharT, _Traits, _Alloc>& __rhs) + { return __rhs.compare(__lhs) <= 0; } +#endif // three-way comparison + + /** + * @brief Swap contents of two strings. + * @param __lhs First string. + * @param __rhs Second string. + * + * Exchanges the contents of @a __lhs and @a __rhs in constant time. + */ + template + _GLIBCXX20_CONSTEXPR + inline void + swap(basic_string<_CharT, _Traits, _Alloc>& __lhs, + basic_string<_CharT, _Traits, _Alloc>& __rhs) + _GLIBCXX_NOEXCEPT_IF(noexcept(__lhs.swap(__rhs))) + { __lhs.swap(__rhs); } + + + /** + * @brief Read stream into a string. + * @param __is Input stream. + * @param __str Buffer to store into. + * @return Reference to the input stream. + * + * Stores characters from @a __is into @a __str until whitespace is + * found, the end of the stream is encountered, or str.max_size() + * is reached. If is.width() is non-zero, that is the limit on the + * number of characters stored into @a __str. Any previous + * contents of @a __str are erased. + */ + template + basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __is, + basic_string<_CharT, _Traits, _Alloc>& __str); + + template<> + basic_istream& + operator>>(basic_istream& __is, basic_string& __str); + + /** + * @brief Write string to a stream. + * @param __os Output stream. + * @param __str String to write out. + * @return Reference to the output stream. + * + * Output characters of @a __str into os following the same rules as for + * writing a C string. + */ + template + inline basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __os, + const basic_string<_CharT, _Traits, _Alloc>& __str) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 586. string inserter not a formatted function + return __ostream_insert(__os, __str.data(), __str.size()); + } + + /** + * @brief Read a line from stream into a string. + * @param __is Input stream. + * @param __str Buffer to store into. + * @param __delim Character marking end of line. + * @return Reference to the input stream. + * + * Stores characters from @a __is into @a __str until @a __delim is + * found, the end of the stream is encountered, or str.max_size() + * is reached. Any previous contents of @a __str are erased. If + * @a __delim is encountered, it is extracted but not stored into + * @a __str. + */ + template + basic_istream<_CharT, _Traits>& + getline(basic_istream<_CharT, _Traits>& __is, + basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim); + + /** + * @brief Read a line from stream into a string. + * @param __is Input stream. + * @param __str Buffer to store into. + * @return Reference to the input stream. + * + * Stores characters from is into @a __str until '\n' is + * found, the end of the stream is encountered, or str.max_size() + * is reached. Any previous contents of @a __str are erased. If + * end of line is encountered, it is extracted but not stored into + * @a __str. + */ + template + inline basic_istream<_CharT, _Traits>& + getline(basic_istream<_CharT, _Traits>& __is, + basic_string<_CharT, _Traits, _Alloc>& __str) + { return std::getline(__is, __str, __is.widen('\n')); } + +#if __cplusplus >= 201103L + /// Read a line from an rvalue stream into a string. + template + inline basic_istream<_CharT, _Traits>& + getline(basic_istream<_CharT, _Traits>&& __is, + basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim) + { return std::getline(__is, __str, __delim); } + + /// Read a line from an rvalue stream into a string. + template + inline basic_istream<_CharT, _Traits>& + getline(basic_istream<_CharT, _Traits>&& __is, + basic_string<_CharT, _Traits, _Alloc>& __str) + { return std::getline(__is, __str); } +#endif + + template<> + basic_istream& + getline(basic_istream& __in, basic_string& __str, + char __delim); + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + basic_istream& + getline(basic_istream& __in, basic_string& __str, + wchar_t __delim); +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#if __cplusplus >= 201103L + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + +#if _GLIBCXX_USE_C99_STDLIB + // 21.4 Numeric Conversions [string.conversions]. + inline int + stoi(const string& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::strtol, "stoi", __str.c_str(), + __idx, __base); } + + inline long + stol(const string& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::strtol, "stol", __str.c_str(), + __idx, __base); } + + inline unsigned long + stoul(const string& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::strtoul, "stoul", __str.c_str(), + __idx, __base); } + + inline long long + stoll(const string& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::strtoll, "stoll", __str.c_str(), + __idx, __base); } + + inline unsigned long long + stoull(const string& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::strtoull, "stoull", __str.c_str(), + __idx, __base); } + + // NB: strtof vs strtod. + inline float + stof(const string& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); } + + inline double + stod(const string& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); } + + inline long double + stold(const string& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); } +#endif // _GLIBCXX_USE_C99_STDLIB + + // DR 1261. Insufficent overloads for to_string / to_wstring + + _GLIBCXX_NODISCARD + inline string + to_string(int __val) +#if _GLIBCXX_USE_CXX11_ABI && (__CHAR_BIT__ * __SIZEOF_INT__) <= 32 + noexcept // any 32-bit value fits in the SSO buffer +#endif + { + const bool __neg = __val < 0; + const unsigned __uval = __neg ? (unsigned)~__val + 1u : __val; + const auto __len = __detail::__to_chars_len(__uval); + string __str(__neg + __len, '-'); + __detail::__to_chars_10_impl(&__str[__neg], __len, __uval); + return __str; + } + + _GLIBCXX_NODISCARD + inline string + to_string(unsigned __val) +#if _GLIBCXX_USE_CXX11_ABI && (__CHAR_BIT__ * __SIZEOF_INT__) <= 32 + noexcept // any 32-bit value fits in the SSO buffer +#endif + { + string __str(__detail::__to_chars_len(__val), '\0'); + __detail::__to_chars_10_impl(&__str[0], __str.size(), __val); + return __str; + } + + _GLIBCXX_NODISCARD + inline string + to_string(long __val) +#if _GLIBCXX_USE_CXX11_ABI && (__CHAR_BIT__ * __SIZEOF_LONG__) <= 32 + noexcept // any 32-bit value fits in the SSO buffer +#endif + { + const bool __neg = __val < 0; + const unsigned long __uval = __neg ? (unsigned long)~__val + 1ul : __val; + const auto __len = __detail::__to_chars_len(__uval); + string __str(__neg + __len, '-'); + __detail::__to_chars_10_impl(&__str[__neg], __len, __uval); + return __str; + } + + _GLIBCXX_NODISCARD + inline string + to_string(unsigned long __val) +#if _GLIBCXX_USE_CXX11_ABI && (__CHAR_BIT__ * __SIZEOF_LONG__) <= 32 + noexcept // any 32-bit value fits in the SSO buffer +#endif + { + string __str(__detail::__to_chars_len(__val), '\0'); + __detail::__to_chars_10_impl(&__str[0], __str.size(), __val); + return __str; + } + + _GLIBCXX_NODISCARD + inline string + to_string(long long __val) + { + const bool __neg = __val < 0; + const unsigned long long __uval + = __neg ? (unsigned long long)~__val + 1ull : __val; + const auto __len = __detail::__to_chars_len(__uval); + string __str(__neg + __len, '-'); + __detail::__to_chars_10_impl(&__str[__neg], __len, __uval); + return __str; + } + + _GLIBCXX_NODISCARD + inline string + to_string(unsigned long long __val) + { + string __str(__detail::__to_chars_len(__val), '\0'); + __detail::__to_chars_10_impl(&__str[0], __str.size(), __val); + return __str; + } + +#if _GLIBCXX_USE_C99_STDIO + // NB: (v)snprintf vs sprintf. + + _GLIBCXX_NODISCARD + inline string + to_string(float __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vsnprintf, __n, + "%f", __val); + } + + _GLIBCXX_NODISCARD + inline string + to_string(double __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vsnprintf, __n, + "%f", __val); + } + + _GLIBCXX_NODISCARD + inline string + to_string(long double __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vsnprintf, __n, + "%Lf", __val); + } +#endif // _GLIBCXX_USE_C99_STDIO + +#if defined(_GLIBCXX_USE_WCHAR_T) && _GLIBCXX_USE_C99_WCHAR + inline int + stoi(const wstring& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::wcstol, "stoi", __str.c_str(), + __idx, __base); } + + inline long + stol(const wstring& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::wcstol, "stol", __str.c_str(), + __idx, __base); } + + inline unsigned long + stoul(const wstring& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::wcstoul, "stoul", __str.c_str(), + __idx, __base); } + + inline long long + stoll(const wstring& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::wcstoll, "stoll", __str.c_str(), + __idx, __base); } + + inline unsigned long long + stoull(const wstring& __str, size_t* __idx = 0, int __base = 10) + { return __gnu_cxx::__stoa(&std::wcstoull, "stoull", __str.c_str(), + __idx, __base); } + + // NB: wcstof vs wcstod. + inline float + stof(const wstring& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); } + + inline double + stod(const wstring& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); } + + inline long double + stold(const wstring& __str, size_t* __idx = 0) + { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); } + +#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF + // DR 1261. + _GLIBCXX_NODISCARD + inline wstring + to_wstring(int __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, 4 * sizeof(int), + L"%d", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(unsigned __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, + 4 * sizeof(unsigned), + L"%u", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(long __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, 4 * sizeof(long), + L"%ld", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(unsigned long __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, + 4 * sizeof(unsigned long), + L"%lu", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(long long __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, + 4 * sizeof(long long), + L"%lld", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(unsigned long long __val) + { return __gnu_cxx::__to_xstring(&std::vswprintf, + 4 * sizeof(unsigned long long), + L"%llu", __val); } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(float __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vswprintf, __n, + L"%f", __val); + } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(double __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vswprintf, __n, + L"%f", __val); + } + + _GLIBCXX_NODISCARD + inline wstring + to_wstring(long double __val) + { + const int __n = + __gnu_cxx::__numeric_traits::__max_exponent10 + 20; + return __gnu_cxx::__to_xstring(&std::vswprintf, __n, + L"%Lf", __val); + } +#endif // _GLIBCXX_HAVE_BROKEN_VSWPRINTF +#endif // _GLIBCXX_USE_WCHAR_T && _GLIBCXX_USE_C99_WCHAR + +_GLIBCXX_END_NAMESPACE_CXX11 +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* C++11 */ + +#if __cplusplus >= 201103L + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3705. Hashability shouldn't depend on basic_string's allocator + + template, _Alloc>> + struct __str_hash_base + : public __hash_base + { + [[__nodiscard__]] + size_t + operator()(const _StrT& __s) const noexcept + { return _Hash_impl::hash(__s.data(), __s.length() * sizeof(_CharT)); } + }; + +#ifndef _GLIBCXX_COMPATIBILITY_CXX0X + /// std::hash specialization for string. + template + struct hash, _Alloc>> + : public __str_hash_base + { }; + + /// std::hash specialization for wstring. + template + struct hash, _Alloc>> + : public __str_hash_base + { }; + + template + struct __is_fast_hash, + _Alloc>>> + : std::false_type + { }; +#endif /* _GLIBCXX_COMPATIBILITY_CXX0X */ + +#ifdef _GLIBCXX_USE_CHAR8_T + /// std::hash specialization for u8string. + template + struct hash, _Alloc>> + : public __str_hash_base + { }; +#endif + + /// std::hash specialization for u16string. + template + struct hash, _Alloc>> + : public __str_hash_base + { }; + + /// std::hash specialization for u32string. + template + struct hash, _Alloc>> + : public __str_hash_base + { }; + +#if ! _GLIBCXX_INLINE_VERSION + // PR libstdc++/105907 - __is_fast_hash affects unordered container ABI. + template<> struct __is_fast_hash> : std::false_type { }; + template<> struct __is_fast_hash> : std::false_type { }; + template<> struct __is_fast_hash> : std::false_type { }; + template<> struct __is_fast_hash> : std::false_type { }; +#ifdef _GLIBCXX_USE_CHAR8_T + template<> struct __is_fast_hash> : std::false_type { }; +#endif +#else + // For versioned namespace, assume every std::hash> is slow. + template + struct __is_fast_hash>> + : std::false_type + { }; +#endif + +#if __cplusplus >= 201402L + +#define __cpp_lib_string_udls 201304L + + inline namespace literals + { + inline namespace string_literals + { +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wliteral-suffix" + +#if __cpp_lib_constexpr_string >= 201907L +# define _GLIBCXX_STRING_CONSTEXPR constexpr +#else +# define _GLIBCXX_STRING_CONSTEXPR +#endif + + _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_STRING_CONSTEXPR + inline basic_string + operator""s(const char* __str, size_t __len) + { return basic_string{__str, __len}; } + + _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_STRING_CONSTEXPR + inline basic_string + operator""s(const wchar_t* __str, size_t __len) + { return basic_string{__str, __len}; } + +#ifdef _GLIBCXX_USE_CHAR8_T + _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_STRING_CONSTEXPR + inline basic_string + operator""s(const char8_t* __str, size_t __len) + { return basic_string{__str, __len}; } +#endif + + _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_STRING_CONSTEXPR + inline basic_string + operator""s(const char16_t* __str, size_t __len) + { return basic_string{__str, __len}; } + + _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_STRING_CONSTEXPR + inline basic_string + operator""s(const char32_t* __str, size_t __len) + { return basic_string{__str, __len}; } + +#undef _GLIBCXX_STRING_CONSTEXPR +#pragma GCC diagnostic pop + } // inline namespace string_literals + } // inline namespace literals + +#if __cplusplus >= 201703L + namespace __detail::__variant + { + template struct _Never_valueless_alt; // see + + // Provide the strong exception-safety guarantee when emplacing a + // basic_string into a variant, but only if moving the string cannot throw. + template + struct _Never_valueless_alt> + : __and_< + is_nothrow_move_constructible>, + is_nothrow_move_assignable> + >::type + { }; + } // namespace __detail::__variant +#endif // C++17 +#endif // C++14 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // C++11 + +#endif /* _BASIC_STRING_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h.blob new file mode 100644 index 0000000..992c3d9 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc new file mode 100644 index 0000000..99fdbee --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc @@ -0,0 +1,1022 @@ +// Components for manipulating sequences of characters -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/basic_string.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{string} + */ + +// +// ISO C++ 14882: 21 Strings library +// + +// Written by Jason Merrill based upon the specification by Takanori Adachi +// in ANSI X3J16/94-0013R2. Rewritten by Nathan Myers to ISO-14882. +// Non-reference-counted implementation written by Paolo Carlini and +// updated by Jonathan Wakely for ISO-14882-2011. + +#ifndef _BASIC_STRING_TCC +#define _BASIC_STRING_TCC 1 + +#pragma GCC system_header + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if _GLIBCXX_USE_CXX11_ABI + + template + const typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>::npos; + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + swap(basic_string& __s) _GLIBCXX_NOEXCEPT + { + if (this == std::__addressof(__s)) + return; + + _Alloc_traits::_S_on_swap(_M_get_allocator(), __s._M_get_allocator()); + + if (_M_is_local()) + if (__s._M_is_local()) + { + if (length() && __s.length()) + { + _CharT __tmp_data[_S_local_capacity + 1]; + traits_type::copy(__tmp_data, __s._M_local_buf, + __s.length() + 1); + traits_type::copy(__s._M_local_buf, _M_local_buf, + length() + 1); + traits_type::copy(_M_local_buf, __tmp_data, + __s.length() + 1); + } + else if (__s.length()) + { + traits_type::copy(_M_local_buf, __s._M_local_buf, + __s.length() + 1); + _M_length(__s.length()); + __s._M_set_length(0); + return; + } + else if (length()) + { + traits_type::copy(__s._M_local_buf, _M_local_buf, + length() + 1); + __s._M_length(length()); + _M_set_length(0); + return; + } + } + else + { + const size_type __tmp_capacity = __s._M_allocated_capacity; + traits_type::copy(__s._M_local_buf, _M_local_buf, + length() + 1); + _M_data(__s._M_data()); + __s._M_data(__s._M_local_buf); + _M_capacity(__tmp_capacity); + } + else + { + const size_type __tmp_capacity = _M_allocated_capacity; + if (__s._M_is_local()) + { + traits_type::copy(_M_local_buf, __s._M_local_buf, + __s.length() + 1); + __s._M_data(_M_data()); + _M_data(_M_local_buf); + } + else + { + pointer __tmp_ptr = _M_data(); + _M_data(__s._M_data()); + __s._M_data(__tmp_ptr); + _M_capacity(__s._M_allocated_capacity); + } + __s._M_capacity(__tmp_capacity); + } + + const size_type __tmp_length = length(); + _M_length(__s.length()); + __s._M_length(__tmp_length); + } + + template + _GLIBCXX20_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::pointer + basic_string<_CharT, _Traits, _Alloc>:: + _M_create(size_type& __capacity, size_type __old_capacity) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 83. String::npos vs. string::max_size() + if (__capacity > max_size()) + std::__throw_length_error(__N("basic_string::_M_create")); + + // The below implements an exponential growth policy, necessary to + // meet amortized linear time requirements of the library: see + // http://gcc.gnu.org/ml/libstdc++/2001-07/msg00085.html. + if (__capacity > __old_capacity && __capacity < 2 * __old_capacity) + { + __capacity = 2 * __old_capacity; + // Never allocate a string bigger than max_size. + if (__capacity > max_size()) + __capacity = max_size(); + } + + // NB: Need an array of char_type[__capacity], plus a terminating + // null char_type() element. + return _Alloc_traits::allocate(_M_get_allocator(), __capacity + 1); + } + + // NB: This is the special case for Input Iterators, used in + // istreambuf_iterators, etc. + // Input Iterators have a cost structure very different from + // pointers, calling for a different coding style. + template + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_construct(_InIterator __beg, _InIterator __end, + std::input_iterator_tag) + { + size_type __len = 0; + size_type __capacity = size_type(_S_local_capacity); + + pointer __p = _M_use_local_data(); + + while (__beg != __end && __len < __capacity) + { + __p[__len++] = *__beg; + ++__beg; + } + + struct _Guard + { + _GLIBCXX20_CONSTEXPR + explicit _Guard(basic_string* __s) : _M_guarded(__s) { } + + _GLIBCXX20_CONSTEXPR + ~_Guard() { if (_M_guarded) _M_guarded->_M_dispose(); } + + basic_string* _M_guarded; + } __guard(this); + + while (__beg != __end) + { + if (__len == __capacity) + { + // Allocate more space. + __capacity = __len + 1; + pointer __another = _M_create(__capacity, __len); + this->_S_copy(__another, _M_data(), __len); + _M_dispose(); + _M_data(__another); + _M_capacity(__capacity); + } + traits_type::assign(_M_data()[__len++], *__beg); + ++__beg; + } + + __guard._M_guarded = 0; + + _M_set_length(__len); + } + + template + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_construct(_InIterator __beg, _InIterator __end, + std::forward_iterator_tag) + { + size_type __dnew = static_cast(std::distance(__beg, __end)); + + if (__dnew > size_type(_S_local_capacity)) + { + _M_data(_M_create(__dnew, size_type(0))); + _M_capacity(__dnew); + } + else + _M_use_local_data(); + + // Check for out_of_range and length_error exceptions. + struct _Guard + { + _GLIBCXX20_CONSTEXPR + explicit _Guard(basic_string* __s) : _M_guarded(__s) { } + + _GLIBCXX20_CONSTEXPR + ~_Guard() { if (_M_guarded) _M_guarded->_M_dispose(); } + + basic_string* _M_guarded; + } __guard(this); + + this->_S_copy_chars(_M_data(), __beg, __end); + + __guard._M_guarded = 0; + + _M_set_length(__dnew); + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_construct(size_type __n, _CharT __c) + { + if (__n > size_type(_S_local_capacity)) + { + _M_data(_M_create(__n, size_type(0))); + _M_capacity(__n); + } + else + _M_use_local_data(); + + if (__n) + this->_S_assign(_M_data(), __n, __c); + + _M_set_length(__n); + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_assign(const basic_string& __str) + { + if (this != std::__addressof(__str)) + { + const size_type __rsize = __str.length(); + const size_type __capacity = capacity(); + + if (__rsize > __capacity) + { + size_type __new_capacity = __rsize; + pointer __tmp = _M_create(__new_capacity, __capacity); + _M_dispose(); + _M_data(__tmp); + _M_capacity(__new_capacity); + } + + if (__rsize) + this->_S_copy(_M_data(), __str._M_data(), __rsize); + + _M_set_length(__rsize); + } + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + reserve(size_type __res) + { + const size_type __capacity = capacity(); + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2968. Inconsistencies between basic_string reserve and + // vector/unordered_map/unordered_set reserve functions + // P0966 reserve should not shrink + if (__res <= __capacity) + return; + + pointer __tmp = _M_create(__res, __capacity); + this->_S_copy(__tmp, _M_data(), length() + 1); + _M_dispose(); + _M_data(__tmp); + _M_capacity(__res); + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_mutate(size_type __pos, size_type __len1, const _CharT* __s, + size_type __len2) + { + const size_type __how_much = length() - __pos - __len1; + + size_type __new_capacity = length() + __len2 - __len1; + pointer __r = _M_create(__new_capacity, capacity()); + + if (__pos) + this->_S_copy(__r, _M_data(), __pos); + if (__s && __len2) + this->_S_copy(__r + __pos, __s, __len2); + if (__how_much) + this->_S_copy(__r + __pos + __len2, + _M_data() + __pos + __len1, __how_much); + + _M_dispose(); + _M_data(__r); + _M_capacity(__new_capacity); + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + _M_erase(size_type __pos, size_type __n) + { + const size_type __how_much = length() - __pos - __n; + + if (__how_much && __n) + this->_S_move(_M_data() + __pos, _M_data() + __pos + __n, __how_much); + + _M_set_length(length() - __n); + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + reserve() + { + if (_M_is_local()) + return; + + const size_type __length = length(); + const size_type __capacity = _M_allocated_capacity; + + if (__length <= size_type(_S_local_capacity)) + { + this->_S_copy(_M_use_local_data(), _M_data(), __length + 1); + _M_destroy(__capacity); + _M_data(_M_local_data()); + } +#if __cpp_exceptions + else if (__length < __capacity) + try + { + pointer __tmp + = _Alloc_traits::allocate(_M_get_allocator(), __length + 1); + this->_S_copy(__tmp, _M_data(), __length + 1); + _M_dispose(); + _M_data(__tmp); + _M_capacity(__length); + } + catch (const __cxxabiv1::__forced_unwind&) + { throw; } + catch (...) + { /* swallow the exception */ } +#endif + } + + template + _GLIBCXX20_CONSTEXPR + void + basic_string<_CharT, _Traits, _Alloc>:: + resize(size_type __n, _CharT __c) + { + const size_type __size = this->size(); + if (__size < __n) + this->append(__n - __size, __c); + else if (__n < __size) + this->_M_set_length(__n); + } + + template + _GLIBCXX20_CONSTEXPR + basic_string<_CharT, _Traits, _Alloc>& + basic_string<_CharT, _Traits, _Alloc>:: + _M_append(const _CharT* __s, size_type __n) + { + const size_type __len = __n + this->size(); + + if (__len <= this->capacity()) + { + if (__n) + this->_S_copy(this->_M_data() + this->size(), __s, __n); + } + else + this->_M_mutate(this->size(), size_type(0), __s, __n); + + this->_M_set_length(__len); + return *this; + } + + template + template + _GLIBCXX20_CONSTEXPR + basic_string<_CharT, _Traits, _Alloc>& + basic_string<_CharT, _Traits, _Alloc>:: + _M_replace_dispatch(const_iterator __i1, const_iterator __i2, + _InputIterator __k1, _InputIterator __k2, + std::__false_type) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2788. unintentionally require a default constructible allocator + const basic_string __s(__k1, __k2, this->get_allocator()); + const size_type __n1 = __i2 - __i1; + return _M_replace(__i1 - begin(), __n1, __s._M_data(), + __s.size()); + } + + template + _GLIBCXX20_CONSTEXPR + basic_string<_CharT, _Traits, _Alloc>& + basic_string<_CharT, _Traits, _Alloc>:: + _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2, + _CharT __c) + { + _M_check_length(__n1, __n2, "basic_string::_M_replace_aux"); + + const size_type __old_size = this->size(); + const size_type __new_size = __old_size + __n2 - __n1; + + if (__new_size <= this->capacity()) + { + pointer __p = this->_M_data() + __pos1; + + const size_type __how_much = __old_size - __pos1 - __n1; + if (__how_much && __n1 != __n2) + this->_S_move(__p + __n2, __p + __n1, __how_much); + } + else + this->_M_mutate(__pos1, __n1, 0, __n2); + + if (__n2) + this->_S_assign(this->_M_data() + __pos1, __n2, __c); + + this->_M_set_length(__new_size); + return *this; + } + + template + __attribute__((__noinline__, __noclone__, __cold__)) void + basic_string<_CharT, _Traits, _Alloc>:: + _M_replace_cold(pointer __p, size_type __len1, const _CharT* __s, + const size_type __len2, const size_type __how_much) + { + // Work in-place. + if (__len2 && __len2 <= __len1) + this->_S_move(__p, __s, __len2); + if (__how_much && __len1 != __len2) + this->_S_move(__p + __len2, __p + __len1, __how_much); + if (__len2 > __len1) + { + if (__s + __len2 <= __p + __len1) + this->_S_move(__p, __s, __len2); + else if (__s >= __p + __len1) + { + // Hint to middle end that __p and __s overlap + // (PR 98465). + const size_type __poff = (__s - __p) + (__len2 - __len1); + this->_S_copy(__p, __p + __poff, __len2); + } + else + { + const size_type __nleft = (__p + __len1) - __s; + this->_S_move(__p, __s, __nleft); + this->_S_copy(__p + __nleft, __p + __len2, __len2 - __nleft); + } + } + } + + template + _GLIBCXX20_CONSTEXPR + basic_string<_CharT, _Traits, _Alloc>& + basic_string<_CharT, _Traits, _Alloc>:: + _M_replace(size_type __pos, size_type __len1, const _CharT* __s, + const size_type __len2) + { + _M_check_length(__len1, __len2, "basic_string::_M_replace"); + + const size_type __old_size = this->size(); + const size_type __new_size = __old_size + __len2 - __len1; + + if (__new_size <= this->capacity()) + { + pointer __p = this->_M_data() + __pos; + + const size_type __how_much = __old_size - __pos - __len1; +#if __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + { + auto __newp = _Alloc_traits::allocate(_M_get_allocator(), + __new_size); + _S_copy(__newp, this->_M_data(), __pos); + _S_copy(__newp + __pos, __s, __len2); + _S_copy(__newp + __pos + __len2, __p + __len1, __how_much); + _S_copy(this->_M_data(), __newp, __new_size); + this->_M_get_allocator().deallocate(__newp, __new_size); + } + else +#endif + if (__builtin_expect(_M_disjunct(__s), true)) + { + if (__how_much && __len1 != __len2) + this->_S_move(__p + __len2, __p + __len1, __how_much); + if (__len2) + this->_S_copy(__p, __s, __len2); + } + else + _M_replace_cold(__p, __len1, __s, __len2, __how_much); + } + else + this->_M_mutate(__pos, __len1, __s, __len2); + + this->_M_set_length(__new_size); + return *this; + } + + template + _GLIBCXX20_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + copy(_CharT* __s, size_type __n, size_type __pos) const + { + _M_check(__pos, "basic_string::copy"); + __n = _M_limit(__pos, __n); + __glibcxx_requires_string_len(__s, __n); + if (__n) + _S_copy(__s, _M_data() + __pos, __n); + // 21.3.5.7 par 3: do not append null. (good.) + return __n; + } + +#if __cplusplus > 202002L + template + template + constexpr void + basic_string<_CharT, _Traits, _Alloc>:: + resize_and_overwrite(size_type __n, _Operation __op) + { + const size_type __capacity = capacity(); + _CharT* __p; + if (__n > __capacity) + { + __p = _M_create(__n, __capacity); + this->_S_copy(__p, _M_data(), length()); // exclude trailing null +#if __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + traits_type::assign(__p + length(), __n - length(), _CharT()); +#endif + _M_dispose(); + _M_data(__p); + _M_capacity(__n); + } + else + __p = _M_data(); + struct _Terminator { + constexpr ~_Terminator() { _M_this->_M_set_length(_M_r); } + basic_string* _M_this; + size_type _M_r; + }; + _Terminator __term{this}; + auto __r = std::move(__op)(auto(__p), auto(__n)); + static_assert(ranges::__detail::__is_integer_like); + _GLIBCXX_DEBUG_ASSERT(__r >= 0 && __r <= __n); + __term._M_r = size_type(__r); + if (__term._M_r > __n) + __builtin_unreachable(); + } +#endif // C++23 + +#endif // _GLIBCXX_USE_CXX11_ABI + +#if __cpp_lib_constexpr_string >= 201907L +# define _GLIBCXX_STRING_CONSTEXPR constexpr +#else +# define _GLIBCXX_STRING_CONSTEXPR +#endif + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + const size_type __size = this->size(); + + if (__n == 0) + return __pos <= __size ? __pos : npos; + if (__pos >= __size) + return npos; + + const _CharT __elem0 = __s[0]; + const _CharT* const __data = data(); + const _CharT* __first = __data + __pos; + const _CharT* const __last = __data + __size; + size_type __len = __size - __pos; + + while (__len >= __n) + { + // Find the first occurrence of __elem0: + __first = traits_type::find(__first, __len - __n + 1, __elem0); + if (!__first) + return npos; + // Compare the full strings from the first occurrence of __elem0. + // We already know that __first[0] == __s[0] but compare them again + // anyway because __s is probably aligned, which helps memcmp. + if (traits_type::compare(__first, __s, __n) == 0) + return __first - __data; + __len = __last - ++__first; + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find(_CharT __c, size_type __pos) const _GLIBCXX_NOEXCEPT + { + size_type __ret = npos; + const size_type __size = this->size(); + if (__pos < __size) + { + const _CharT* __data = _M_data(); + const size_type __n = __size - __pos; + const _CharT* __p = traits_type::find(__data + __pos, __n, __c); + if (__p) + __ret = __p - __data; + } + return __ret; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + rfind(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + const size_type __size = this->size(); + if (__n <= __size) + { + __pos = std::min(size_type(__size - __n), __pos); + const _CharT* __data = _M_data(); + do + { + if (traits_type::compare(__data + __pos, __s, __n) == 0) + return __pos; + } + while (__pos-- > 0); + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + rfind(_CharT __c, size_type __pos) const _GLIBCXX_NOEXCEPT + { + size_type __size = this->size(); + if (__size) + { + if (--__size > __pos) + __size = __pos; + for (++__size; __size-- > 0; ) + if (traits_type::eq(_M_data()[__size], __c)) + return __size; + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_first_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + for (; __n && __pos < this->size(); ++__pos) + { + const _CharT* __p = traits_type::find(__s, __n, _M_data()[__pos]); + if (__p) + return __pos; + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_last_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + size_type __size = this->size(); + if (__size && __n) + { + if (--__size > __pos) + __size = __pos; + do + { + if (traits_type::find(__s, __n, _M_data()[__size])) + return __size; + } + while (__size-- != 0); + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_first_not_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + for (; __pos < this->size(); ++__pos) + if (!traits_type::find(__s, __n, _M_data()[__pos])) + return __pos; + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_first_not_of(_CharT __c, size_type __pos) const _GLIBCXX_NOEXCEPT + { + for (; __pos < this->size(); ++__pos) + if (!traits_type::eq(_M_data()[__pos], __c)) + return __pos; + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_last_not_of(const _CharT* __s, size_type __pos, size_type __n) const + _GLIBCXX_NOEXCEPT + { + __glibcxx_requires_string_len(__s, __n); + size_type __size = this->size(); + if (__size) + { + if (--__size > __pos) + __size = __pos; + do + { + if (!traits_type::find(__s, __n, _M_data()[__size])) + return __size; + } + while (__size--); + } + return npos; + } + + template + _GLIBCXX_STRING_CONSTEXPR + typename basic_string<_CharT, _Traits, _Alloc>::size_type + basic_string<_CharT, _Traits, _Alloc>:: + find_last_not_of(_CharT __c, size_type __pos) const _GLIBCXX_NOEXCEPT + { + size_type __size = this->size(); + if (__size) + { + if (--__size > __pos) + __size = __pos; + do + { + if (!traits_type::eq(_M_data()[__size], __c)) + return __size; + } + while (__size--); + } + return npos; + } + +#undef _GLIBCXX_STRING_CONSTEXPR + + // 21.3.7.9 basic_string::getline and operators + template + basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __in, + basic_string<_CharT, _Traits, _Alloc>& __str) + { + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef basic_string<_CharT, _Traits, _Alloc> __string_type; + typedef typename __istream_type::ios_base __ios_base; + typedef typename __istream_type::int_type __int_type; + typedef typename __string_type::size_type __size_type; + typedef ctype<_CharT> __ctype_type; + typedef typename __ctype_type::ctype_base __ctype_base; + + __size_type __extracted = 0; + typename __ios_base::iostate __err = __ios_base::goodbit; + typename __istream_type::sentry __cerb(__in, false); + if (__cerb) + { + __try + { + // Avoid reallocation for common case. + __str.erase(); + _CharT __buf[128]; + __size_type __len = 0; + const streamsize __w = __in.width(); + const __size_type __n = __w > 0 ? static_cast<__size_type>(__w) + : __str.max_size(); + const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc()); + const __int_type __eof = _Traits::eof(); + __int_type __c = __in.rdbuf()->sgetc(); + + while (__extracted < __n + && !_Traits::eq_int_type(__c, __eof) + && !__ct.is(__ctype_base::space, + _Traits::to_char_type(__c))) + { + if (__len == sizeof(__buf) / sizeof(_CharT)) + { + __str.append(__buf, sizeof(__buf) / sizeof(_CharT)); + __len = 0; + } + __buf[__len++] = _Traits::to_char_type(__c); + ++__extracted; + __c = __in.rdbuf()->snextc(); + } + __str.append(__buf, __len); + + if (__extracted < __n && _Traits::eq_int_type(__c, __eof)) + __err |= __ios_base::eofbit; + __in.width(0); + } + __catch(__cxxabiv1::__forced_unwind&) + { + __in._M_setstate(__ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 91. Description of operator>> and getline() for string<> + // might cause endless loop + __in._M_setstate(__ios_base::badbit); + } + } + // 211. operator>>(istream&, string&) doesn't set failbit + if (!__extracted) + __err |= __ios_base::failbit; + if (__err) + __in.setstate(__err); + return __in; + } + + template + basic_istream<_CharT, _Traits>& + getline(basic_istream<_CharT, _Traits>& __in, + basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim) + { + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef basic_string<_CharT, _Traits, _Alloc> __string_type; + typedef typename __istream_type::ios_base __ios_base; + typedef typename __istream_type::int_type __int_type; + typedef typename __string_type::size_type __size_type; + + __size_type __extracted = 0; + const __size_type __n = __str.max_size(); + typename __ios_base::iostate __err = __ios_base::goodbit; + typename __istream_type::sentry __cerb(__in, true); + if (__cerb) + { + __try + { + __str.erase(); + const __int_type __idelim = _Traits::to_int_type(__delim); + const __int_type __eof = _Traits::eof(); + __int_type __c = __in.rdbuf()->sgetc(); + + while (__extracted < __n + && !_Traits::eq_int_type(__c, __eof) + && !_Traits::eq_int_type(__c, __idelim)) + { + __str += _Traits::to_char_type(__c); + ++__extracted; + __c = __in.rdbuf()->snextc(); + } + + if (_Traits::eq_int_type(__c, __eof)) + __err |= __ios_base::eofbit; + else if (_Traits::eq_int_type(__c, __idelim)) + { + ++__extracted; + __in.rdbuf()->sbumpc(); + } + else + __err |= __ios_base::failbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + __in._M_setstate(__ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 91. Description of operator>> and getline() for string<> + // might cause endless loop + __in._M_setstate(__ios_base::badbit); + } + } + if (!__extracted) + __err |= __ios_base::failbit; + if (__err) + __in.setstate(__err); + return __in; + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + // The explicit instantiation definitions in src/c++11/string-inst.cc and + // src/c++17/string-inst.cc only instantiate the members required for C++17 + // and earlier standards (so not C++20's starts_with and ends_with). + // Suppress the explicit instantiation declarations for C++20, so C++20 + // code will implicitly instantiate std::string and std::wstring as needed. +# if __cplusplus <= 201703L && _GLIBCXX_EXTERN_TEMPLATE > 0 + extern template class basic_string; +# elif ! _GLIBCXX_USE_CXX11_ABI + // Still need to prevent implicit instantiation of the COW empty rep, + // to ensure the definition in libstdc++.so is unique (PR 86138). + extern template basic_string::size_type + basic_string::_Rep::_S_empty_rep_storage[]; +# elif _GLIBCXX_EXTERN_TEMPLATE > 0 + // Export _M_replace_cold even for C++20. + extern template void + basic_string::_M_replace_cold(char *, size_type, const char*, + const size_type, const size_type); +# endif + + extern template + basic_istream& + operator>>(basic_istream&, string&); + extern template + basic_ostream& + operator<<(basic_ostream&, const string&); + extern template + basic_istream& + getline(basic_istream&, string&, char); + extern template + basic_istream& + getline(basic_istream&, string&); + +#ifdef _GLIBCXX_USE_WCHAR_T +# if __cplusplus <= 201703L && _GLIBCXX_EXTERN_TEMPLATE > 0 + extern template class basic_string; +# elif ! _GLIBCXX_USE_CXX11_ABI + extern template basic_string::size_type + basic_string::_Rep::_S_empty_rep_storage[]; +# elif _GLIBCXX_EXTERN_TEMPLATE > 0 + // Export _M_replace_cold even for C++20. + extern template void + basic_string::_M_replace_cold(wchar_t*, size_type, const wchar_t*, + const size_type, const size_type); +# endif + + extern template + basic_istream& + operator>>(basic_istream&, wstring&); + extern template + basic_ostream& + operator<<(basic_ostream&, const wstring&); + extern template + basic_istream& + getline(basic_istream&, wstring&, wchar_t); + extern template + basic_istream& + getline(basic_istream&, wstring&); +#endif // _GLIBCXX_USE_WCHAR_T +#endif // _GLIBCXX_EXTERN_TEMPLATE + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc.blob new file mode 100644 index 0000000..be20dbc Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@basic_string.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h new file mode 100644 index 0000000..68ed827 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h @@ -0,0 +1,1039 @@ +// Character Traits for use by standard string and iostream -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/char_traits.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{string} + */ + +// +// ISO C++ 14882: 21 Strings library +// + +#ifndef _CHAR_TRAITS_H +#define _CHAR_TRAITS_H 1 + +#pragma GCC system_header + +#include + +#if _GLIBCXX_HOSTED +# include // For streampos +#endif // HOSTED + +#ifdef _GLIBCXX_USE_WCHAR_T +# include // For WEOF, wmemmove, wmemset, etc. +#endif // USE_WCHAR_T + +#if __cplusplus >= 201103L +# include +#if !defined __UINT_LEAST16_TYPE__ || !defined __UINT_LEAST32_TYPE__ +# include +#endif +#endif +#if __cplusplus >= 202002L +# include +# include +#endif + +#ifndef _GLIBCXX_ALWAYS_INLINE +# define _GLIBCXX_ALWAYS_INLINE inline __attribute__((__always_inline__)) +#endif + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wstringop-overflow" +#pragma GCC diagnostic ignored "-Wstringop-overread" +#pragma GCC diagnostic ignored "-Warray-bounds" + + /** + * @brief Mapping from character type to associated types. + * + * @note This is an implementation class for the generic version + * of char_traits. It defines int_type, off_type, pos_type, and + * state_type. By default these are unsigned long, streamoff, + * streampos, and mbstate_t. Users who need a different set of + * types, but who don't need to change the definitions of any function + * defined in char_traits, can specialize __gnu_cxx::_Char_types + * while leaving __gnu_cxx::char_traits alone. */ + template + struct _Char_types + { + typedef unsigned long int_type; +#if _GLIBCXX_HOSTED + typedef std::streampos pos_type; + typedef std::streamoff off_type; + typedef std::mbstate_t state_type; +#endif // HOSTED + }; + + + /** + * @brief Base class used to implement std::char_traits. + * + * @note For any given actual character type, this definition is + * probably wrong. (Most of the member functions are likely to be + * right, but the int_type and state_type typedefs, and the eof() + * member function, are likely to be wrong.) The reason this class + * exists is so users can specialize it. Classes in namespace std + * may not be specialized for fundamental types, but classes in + * namespace __gnu_cxx may be. + * + * See https://gcc.gnu.org/onlinedocs/libstdc++/manual/strings.html#strings.string.character_types + * for advice on how to make use of this class for @a unusual character + * types. Also, check out include/ext/pod_char_traits.h. + */ + template + struct char_traits + { + typedef _CharT char_type; + typedef typename _Char_types<_CharT>::int_type int_type; +#if _GLIBCXX_HOSTED + typedef typename _Char_types<_CharT>::pos_type pos_type; + typedef typename _Char_types<_CharT>::off_type off_type; + typedef typename _Char_types<_CharT>::state_type state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = std::strong_ordering; +#endif + + static _GLIBCXX14_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static _GLIBCXX_CONSTEXPR bool + eq(const char_type& __c1, const char_type& __c2) + { return __c1 == __c2; } + + static _GLIBCXX_CONSTEXPR bool + lt(const char_type& __c1, const char_type& __c2) + { return __c1 < __c2; } + + static _GLIBCXX14_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, std::size_t __n); + + static _GLIBCXX14_CONSTEXPR std::size_t + length(const char_type* __s); + + static _GLIBCXX14_CONSTEXPR const char_type* + find(const char_type* __s, std::size_t __n, const char_type& __a); + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, std::size_t __n); + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, std::size_t __n); + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, std::size_t __n, char_type __a); + + static _GLIBCXX_CONSTEXPR char_type + to_char_type(const int_type& __c) + { return static_cast(__c); } + + static _GLIBCXX_CONSTEXPR int_type + to_int_type(const char_type& __c) + { return static_cast(__c); } + + static _GLIBCXX_CONSTEXPR bool + eq_int_type(const int_type& __c1, const int_type& __c2) + { return __c1 == __c2; } + +#ifdef _GLIBCXX_STDIO_EOF + static _GLIBCXX_CONSTEXPR int_type + eof() + { return static_cast(_GLIBCXX_STDIO_EOF); } + + static _GLIBCXX_CONSTEXPR int_type + not_eof(const int_type& __c) + { return !eq_int_type(__c, eof()) ? __c : to_int_type(char_type()); } +#endif // defined(_GLIBCXX_STDIO_EOF) + }; + + template + _GLIBCXX14_CONSTEXPR int + char_traits<_CharT>:: + compare(const char_type* __s1, const char_type* __s2, std::size_t __n) + { + for (std::size_t __i = 0; __i < __n; ++__i) + if (lt(__s1[__i], __s2[__i])) + return -1; + else if (lt(__s2[__i], __s1[__i])) + return 1; + return 0; + } + + template + _GLIBCXX14_CONSTEXPR std::size_t + char_traits<_CharT>:: + length(const char_type* __p) + { + std::size_t __i = 0; + while (!eq(__p[__i], char_type())) + ++__i; + return __i; + } + + template + _GLIBCXX14_CONSTEXPR const typename char_traits<_CharT>::char_type* + char_traits<_CharT>:: + find(const char_type* __s, std::size_t __n, const char_type& __a) + { + for (std::size_t __i = 0; __i < __n; ++__i) + if (eq(__s[__i], __a)) + return __s + __i; + return 0; + } + + template + _GLIBCXX20_CONSTEXPR + typename char_traits<_CharT>::char_type* + char_traits<_CharT>:: + move(char_type* __s1, const char_type* __s2, std::size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + { + if (__s1 == __s2) // unlikely, but saves a lot of work + return __s1; + const auto __end = __s2 + __n - 1; + bool __overlap = false; + for (std::size_t __i = 0; __i < __n - 1; ++__i) + { + if (__s1 + __i == __end) + { + __overlap = true; + break; + } + } + if (__overlap) + { + do + { + --__n; + assign(__s1[__n], __s2[__n]); + } + while (__n > 0); + } + else + copy(__s1, __s2, __n); + return __s1; + } +#endif + __builtin_memmove(__s1, __s2, __n * sizeof(char_type)); + return __s1; + } + + template + _GLIBCXX20_CONSTEXPR + typename char_traits<_CharT>::char_type* + char_traits<_CharT>:: + copy(char_type* __s1, const char_type* __s2, std::size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + { + for (std::size_t __i = 0; __i < __n; ++__i) + std::construct_at(__s1 + __i, __s2[__i]); + return __s1; + } +#endif + __builtin_memcpy(__s1, __s2, __n * sizeof(char_type)); + return __s1; + } + + template + _GLIBCXX20_CONSTEXPR + typename char_traits<_CharT>::char_type* + char_traits<_CharT>:: + assign(char_type* __s, std::size_t __n, char_type __a) + { +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + { + for (std::size_t __i = 0; __i < __n; ++__i) + std::construct_at(__s + __i, __a); + return __s; + } +#endif + + if _GLIBCXX17_CONSTEXPR (sizeof(_CharT) == 1 && __is_trivial(_CharT)) + { + if (__n) + { + unsigned char __c; + __builtin_memcpy(&__c, __builtin_addressof(__a), 1); + __builtin_memset(__s, __c, __n); + } + } + else + { + for (std::size_t __i = 0; __i < __n; ++__i) + __s[__i] = __a; + } + return __s; + } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#ifdef __cpp_lib_is_constant_evaluated +// Unofficial macro indicating P1032R1 support in C++20 +# define __cpp_lib_constexpr_char_traits 201811L +#elif __cplusplus >= 201703L && _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED +// Unofficial macro indicating P0426R1 support in C++17 +# define __cpp_lib_constexpr_char_traits 201611L +#endif + + // 21.1 + /** + * @brief Basis for explicit traits specializations. + * + * @note For any given actual character type, this definition is + * probably wrong. Since this is just a thin wrapper around + * __gnu_cxx::char_traits, it is possible to achieve a more + * appropriate definition by specializing __gnu_cxx::char_traits. + * + * See https://gcc.gnu.org/onlinedocs/libstdc++/manual/strings.html#strings.string.character_types + * for advice on how to make use of this class for @a unusual character + * types. Also, check out include/ext/pod_char_traits.h. + */ + template + struct char_traits : public __gnu_cxx::char_traits<_CharT> + { }; + + + /// 21.1.3.1 char_traits specializations + template<> + struct char_traits + { + typedef char char_type; + typedef int int_type; +#if _GLIBCXX_HOSTED + typedef streampos pos_type; + typedef streamoff off_type; + typedef mbstate_t state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = strong_ordering; +#endif + + static _GLIBCXX17_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static _GLIBCXX_CONSTEXPR bool + eq(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + + static _GLIBCXX_CONSTEXPR bool + lt(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { + // LWG 467. + return (static_cast(__c1) + < static_cast(__c2)); + } + + static _GLIBCXX17_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + { + for (size_t __i = 0; __i < __n; ++__i) + if (lt(__s1[__i], __s2[__i])) + return -1; + else if (lt(__s2[__i], __s1[__i])) + return 1; + return 0; + } +#endif + return __builtin_memcmp(__s1, __s2, __n); + } + + static _GLIBCXX17_CONSTEXPR size_t + length(const char_type* __s) + { +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::length(__s); +#endif + return __builtin_strlen(__s); + } + + static _GLIBCXX17_CONSTEXPR const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::find(__s, __n, __a); +#endif + return static_cast(__builtin_memchr(__s, __a, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::move(__s1, __s2, __n); +#endif + return static_cast(__builtin_memmove(__s1, __s2, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::copy(__s1, __s2, __n); +#endif + return static_cast(__builtin_memcpy(__s1, __s2, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + if (__n == 0) + return __s; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::assign(__s, __n, __a); +#endif + return static_cast(__builtin_memset(__s, __a, __n)); + } + + static _GLIBCXX_CONSTEXPR char_type + to_char_type(const int_type& __c) _GLIBCXX_NOEXCEPT + { return static_cast(__c); } + + // To keep both the byte 0xff and the eof symbol 0xffffffff + // from ending up as 0xffffffff. + static _GLIBCXX_CONSTEXPR int_type + to_int_type(const char_type& __c) _GLIBCXX_NOEXCEPT + { return static_cast(static_cast(__c)); } + + static _GLIBCXX_CONSTEXPR bool + eq_int_type(const int_type& __c1, const int_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + +#ifdef _GLIBCXX_STDIO_EOF + static _GLIBCXX_CONSTEXPR int_type + eof() _GLIBCXX_NOEXCEPT + { return static_cast(_GLIBCXX_STDIO_EOF); } + + static _GLIBCXX_CONSTEXPR int_type + not_eof(const int_type& __c) _GLIBCXX_NOEXCEPT + { return (__c == eof()) ? 0 : __c; } +#endif // defined(_GLIBCXX_STDIO_EOF) + }; + + +#ifdef _GLIBCXX_USE_WCHAR_T + /// 21.1.3.2 char_traits specializations + template<> + struct char_traits + { + typedef wchar_t char_type; + typedef wint_t int_type; +#if _GLIBCXX_HOSTED + typedef streamoff off_type; + typedef wstreampos pos_type; + typedef mbstate_t state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = strong_ordering; +#endif + + static _GLIBCXX17_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static _GLIBCXX_CONSTEXPR bool + eq(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + + static _GLIBCXX_CONSTEXPR bool + lt(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 < __c2; } + + static _GLIBCXX17_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::compare(__s1, __s2, __n); +#endif + return wmemcmp(__s1, __s2, __n); + } + + static _GLIBCXX17_CONSTEXPR size_t + length(const char_type* __s) + { +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::length(__s); +#endif + return wcslen(__s); + } + + static _GLIBCXX17_CONSTEXPR const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::find(__s, __n, __a); +#endif + return wmemchr(__s, __a, __n); + } + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::move(__s1, __s2, __n); +#endif + return wmemmove(__s1, __s2, __n); + } + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::copy(__s1, __s2, __n); +#endif + return wmemcpy(__s1, __s2, __n); + } + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + if (__n == 0) + return __s; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::assign(__s, __n, __a); +#endif + return wmemset(__s, __a, __n); + } + + static _GLIBCXX_CONSTEXPR char_type + to_char_type(const int_type& __c) _GLIBCXX_NOEXCEPT + { return char_type(__c); } + + static _GLIBCXX_CONSTEXPR int_type + to_int_type(const char_type& __c) _GLIBCXX_NOEXCEPT + { return int_type(__c); } + + static _GLIBCXX_CONSTEXPR bool + eq_int_type(const int_type& __c1, const int_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + +#if _GLIBCXX_HOSTED + static _GLIBCXX_CONSTEXPR int_type + eof() _GLIBCXX_NOEXCEPT + { return static_cast(WEOF); } + + static _GLIBCXX_CONSTEXPR int_type + not_eof(const int_type& __c) _GLIBCXX_NOEXCEPT + { return eq_int_type(__c, eof()) ? 0 : __c; } +#endif // HOSTED + }; +#else // _GLIBCXX_USE_WCHAR_T + template<> + struct char_traits : public __gnu_cxx::char_traits + { }; +#endif //_GLIBCXX_USE_WCHAR_T + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> + struct char_traits + { + typedef char8_t char_type; + typedef unsigned int int_type; +#if _GLIBCXX_HOSTED + typedef u8streampos pos_type; + typedef streamoff off_type; + typedef mbstate_t state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = strong_ordering; +#endif + + static _GLIBCXX17_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static _GLIBCXX_CONSTEXPR bool + eq(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + + static _GLIBCXX_CONSTEXPR bool + lt(const char_type& __c1, const char_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 < __c2; } + + static _GLIBCXX17_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::compare(__s1, __s2, __n); +#endif + return __builtin_memcmp(__s1, __s2, __n); + } + + static _GLIBCXX17_CONSTEXPR size_t + length(const char_type* __s) + { +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::length(__s); +#endif + size_t __i = 0; + while (!eq(__s[__i], char_type())) + ++__i; + return __i; + } + + static _GLIBCXX17_CONSTEXPR const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + if (__n == 0) + return 0; +#if __cplusplus >= 201703L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::find(__s, __n, __a); +#endif + return static_cast(__builtin_memchr(__s, __a, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::move(__s1, __s2, __n); +#endif + return static_cast(__builtin_memmove(__s1, __s2, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::copy(__s1, __s2, __n); +#endif + return static_cast(__builtin_memcpy(__s1, __s2, __n)); + } + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + if (__n == 0) + return __s; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::assign(__s, __n, __a); +#endif + return static_cast(__builtin_memset(__s, __a, __n)); + } + + static _GLIBCXX_CONSTEXPR char_type + to_char_type(const int_type& __c) _GLIBCXX_NOEXCEPT + { return char_type(__c); } + + static _GLIBCXX_CONSTEXPR int_type + to_int_type(const char_type& __c) _GLIBCXX_NOEXCEPT + { return int_type(__c); } + + static _GLIBCXX_CONSTEXPR bool + eq_int_type(const int_type& __c1, const int_type& __c2) _GLIBCXX_NOEXCEPT + { return __c1 == __c2; } + +#if _GLIBCXX_HOSTED + static _GLIBCXX_CONSTEXPR int_type + eof() _GLIBCXX_NOEXCEPT + { return static_cast(-1); } + + static _GLIBCXX_CONSTEXPR int_type + not_eof(const int_type& __c) _GLIBCXX_NOEXCEPT + { return eq_int_type(__c, eof()) ? 0 : __c; } +#endif // HOSTED + }; +#endif //_GLIBCXX_USE_CHAR8_T + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#if __cplusplus >= 201103L + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template<> + struct char_traits + { + typedef char16_t char_type; +#ifdef __UINT_LEAST16_TYPE__ + typedef __UINT_LEAST16_TYPE__ int_type; +#elif defined _GLIBCXX_USE_C99_STDINT_TR1 + typedef uint_least16_t int_type; +#else + typedef make_unsigned::type int_type; +#endif +#if _GLIBCXX_HOSTED + typedef streamoff off_type; + typedef u16streampos pos_type; + typedef mbstate_t state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = strong_ordering; +#endif + + static _GLIBCXX17_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) noexcept + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static constexpr bool + eq(const char_type& __c1, const char_type& __c2) noexcept + { return __c1 == __c2; } + + static constexpr bool + lt(const char_type& __c1, const char_type& __c2) noexcept + { return __c1 < __c2; } + + static _GLIBCXX17_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + for (size_t __i = 0; __i < __n; ++__i) + if (lt(__s1[__i], __s2[__i])) + return -1; + else if (lt(__s2[__i], __s1[__i])) + return 1; + return 0; + } + + static _GLIBCXX17_CONSTEXPR size_t + length(const char_type* __s) + { + size_t __i = 0; + while (!eq(__s[__i], char_type())) + ++__i; + return __i; + } + + static _GLIBCXX17_CONSTEXPR const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + for (size_t __i = 0; __i < __n; ++__i) + if (eq(__s[__i], __a)) + return __s + __i; + return 0; + } + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::move(__s1, __s2, __n); +#endif + return (static_cast + (__builtin_memmove(__s1, __s2, __n * sizeof(char_type)))); + } + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::copy(__s1, __s2, __n); +#endif + return (static_cast + (__builtin_memcpy(__s1, __s2, __n * sizeof(char_type)))); + } + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + for (size_t __i = 0; __i < __n; ++__i) + assign(__s[__i], __a); + return __s; + } + + static constexpr char_type + to_char_type(const int_type& __c) noexcept + { return char_type(__c); } + + static constexpr bool + eq_int_type(const int_type& __c1, const int_type& __c2) noexcept + { return __c1 == __c2; } + +#if _GLIBCXX_HOSTED + static constexpr int_type + to_int_type(const char_type& __c) noexcept + { return __c == eof() ? int_type(0xfffd) : int_type(__c); } + + static constexpr int_type + eof() noexcept + { return static_cast(-1); } + + static constexpr int_type + not_eof(const int_type& __c) noexcept + { return eq_int_type(__c, eof()) ? 0 : __c; } +#else // !HOSTED + static constexpr int_type + to_int_type(const char_type& __c) noexcept + { return int_type(__c); } +#endif // !HOSTED + }; + + template<> + struct char_traits + { + typedef char32_t char_type; +#ifdef __UINT_LEAST32_TYPE__ + typedef __UINT_LEAST32_TYPE__ int_type; +#elif defined _GLIBCXX_USE_C99_STDINT_TR1 + typedef uint_least32_t int_type; +#else + typedef make_unsigned::type int_type; +#endif +#if _GLIBCXX_HOSTED + typedef streamoff off_type; + typedef u32streampos pos_type; + typedef mbstate_t state_type; +#endif // HOSTED +#if __cpp_lib_three_way_comparison + using comparison_category = strong_ordering; +#endif + + static _GLIBCXX17_CONSTEXPR void + assign(char_type& __c1, const char_type& __c2) noexcept + { +#if __cpp_constexpr_dynamic_alloc + if (std::__is_constant_evaluated()) + std::construct_at(__builtin_addressof(__c1), __c2); + else +#endif + __c1 = __c2; + } + + static constexpr bool + eq(const char_type& __c1, const char_type& __c2) noexcept + { return __c1 == __c2; } + + static constexpr bool + lt(const char_type& __c1, const char_type& __c2) noexcept + { return __c1 < __c2; } + + static _GLIBCXX17_CONSTEXPR int + compare(const char_type* __s1, const char_type* __s2, size_t __n) + { + for (size_t __i = 0; __i < __n; ++__i) + if (lt(__s1[__i], __s2[__i])) + return -1; + else if (lt(__s2[__i], __s1[__i])) + return 1; + return 0; + } + + static _GLIBCXX17_CONSTEXPR size_t + length(const char_type* __s) + { + size_t __i = 0; + while (!eq(__s[__i], char_type())) + ++__i; + return __i; + } + + static _GLIBCXX17_CONSTEXPR const char_type* + find(const char_type* __s, size_t __n, const char_type& __a) + { + for (size_t __i = 0; __i < __n; ++__i) + if (eq(__s[__i], __a)) + return __s + __i; + return 0; + } + + static _GLIBCXX20_CONSTEXPR char_type* + move(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::move(__s1, __s2, __n); +#endif + return (static_cast + (__builtin_memmove(__s1, __s2, __n * sizeof(char_type)))); + } + + static _GLIBCXX20_CONSTEXPR char_type* + copy(char_type* __s1, const char_type* __s2, size_t __n) + { + if (__n == 0) + return __s1; +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return __gnu_cxx::char_traits::copy(__s1, __s2, __n); +#endif + return (static_cast + (__builtin_memcpy(__s1, __s2, __n * sizeof(char_type)))); + } + + static _GLIBCXX20_CONSTEXPR char_type* + assign(char_type* __s, size_t __n, char_type __a) + { + for (size_t __i = 0; __i < __n; ++__i) + assign(__s[__i], __a); + return __s; + } + + static constexpr char_type + to_char_type(const int_type& __c) noexcept + { return char_type(__c); } + + static constexpr int_type + to_int_type(const char_type& __c) noexcept + { return int_type(__c); } + + static constexpr bool + eq_int_type(const int_type& __c1, const int_type& __c2) noexcept + { return __c1 == __c2; } + +#if _GLIBCXX_HOSTED + static constexpr int_type + eof() noexcept + { return static_cast(-1); } + + static constexpr int_type + not_eof(const int_type& __c) noexcept + { return eq_int_type(__c, eof()) ? 0 : __c; } +#endif // HOSTED + }; + +#if __cpp_lib_three_way_comparison + namespace __detail + { + template + constexpr auto + __char_traits_cmp_cat(int __cmp) noexcept + { + if constexpr (requires { typename _ChTraits::comparison_category; }) + { + using _Cat = typename _ChTraits::comparison_category; + static_assert( !is_void_v> ); + return static_cast<_Cat>(__cmp <=> 0); + } + else + return static_cast(__cmp <=> 0); + } + } // namespace __detail +#endif // C++20 + +#pragma GCC diagnostic pop + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // C++11 + +#endif // _CHAR_TRAITS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h.blob new file mode 100644 index 0000000..1ba1b3f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@char_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h new file mode 100644 index 0000000..20da830 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h @@ -0,0 +1,116 @@ +// Numeric conversions (to_string, to_chars) -*- C++ -*- + +// Copyright (C) 2017-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/charconv.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{charconv} + */ + +#ifndef _GLIBCXX_CHARCONV_H +#define _GLIBCXX_CHARCONV_H 1 + +#pragma GCC system_header + +#if __cplusplus >= 201103L + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION +namespace __detail +{ +#if __cpp_variable_templates + // This accepts 128-bit integers even in strict mode. + template + constexpr bool __integer_to_chars_is_unsigned + = ! __gnu_cxx::__int_traits<_Tp>::__is_signed; +#endif + + // Generic implementation for arbitrary bases. + template + _GLIBCXX14_CONSTEXPR unsigned + __to_chars_len(_Tp __value, int __base = 10) noexcept + { +#if __cpp_variable_templates + static_assert(__integer_to_chars_is_unsigned<_Tp>, "implementation bug"); +#endif + + unsigned __n = 1; + const unsigned __b2 = __base * __base; + const unsigned __b3 = __b2 * __base; + const unsigned long __b4 = __b3 * __base; + for (;;) + { + if (__value < (unsigned)__base) return __n; + if (__value < __b2) return __n + 1; + if (__value < __b3) return __n + 2; + if (__value < __b4) return __n + 3; + __value /= __b4; + __n += 4; + } + } + + // Write an unsigned integer value to the range [first,first+len). + // The caller is required to provide a buffer of exactly the right size + // (which can be determined by the __to_chars_len function). + template + _GLIBCXX23_CONSTEXPR void + __to_chars_10_impl(char* __first, unsigned __len, _Tp __val) noexcept + { +#if __cpp_variable_templates + static_assert(__integer_to_chars_is_unsigned<_Tp>, "implementation bug"); +#endif + + constexpr char __digits[201] = + "0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"; + unsigned __pos = __len - 1; + while (__val >= 100) + { + auto const __num = (__val % 100) * 2; + __val /= 100; + __first[__pos] = __digits[__num + 1]; + __first[__pos - 1] = __digits[__num]; + __pos -= 2; + } + if (__val >= 10) + { + auto const __num = __val * 2; + __first[1] = __digits[__num + 1]; + __first[0] = __digits[__num]; + } + else + __first[0] = '0' + __val; + } + +} // namespace __detail +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std +#endif // C++11 +#endif // _GLIBCXX_CHARCONV_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h.blob new file mode 100644 index 0000000..b41bbb1 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@charconv.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h new file mode 100644 index 0000000..fa6f3fc --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h @@ -0,0 +1,81 @@ +// Concept-checking control -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/concept_check.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + */ + +#ifndef _CONCEPT_CHECK_H +#define _CONCEPT_CHECK_H 1 + +#pragma GCC system_header + +#include + +// All places in libstdc++-v3 where these are used, or /might/ be used, or +// don't need to be used, or perhaps /should/ be used, are commented with +// "concept requirements" (and maybe some more text). So grep like crazy +// if you're looking for additional places to use these. + +// Concept-checking code is off by default unless users turn it on via +// configure options or editing c++config.h. +// It is not supported for freestanding implementations. + +#if !defined(_GLIBCXX_CONCEPT_CHECKS) + +#define __glibcxx_function_requires(...) +#define __glibcxx_class_requires(_a,_b) +#define __glibcxx_class_requires2(_a,_b,_c) +#define __glibcxx_class_requires3(_a,_b,_c,_d) +#define __glibcxx_class_requires4(_a,_b,_c,_d,_e) + +#else // the checks are on + +#include + +// Note that the obvious and elegant approach of +// +//#define glibcxx_function_requires(C) debug::function_requires< debug::C >() +// +// won't work due to concept templates with more than one parameter, e.g., +// BinaryPredicateConcept. The preprocessor tries to split things up on +// the commas in the template argument list. We can't use an inner pair of +// parenthesis to hide the commas, because "debug::(Temp)" isn't +// a valid instantiation pattern. Thus, we steal a feature from C99. + +#define __glibcxx_function_requires(...) \ + __gnu_cxx::__function_requires< __gnu_cxx::__VA_ARGS__ >(); +#define __glibcxx_class_requires(_a,_C) \ + _GLIBCXX_CLASS_REQUIRES(_a, __gnu_cxx, _C); +#define __glibcxx_class_requires2(_a,_b,_C) \ + _GLIBCXX_CLASS_REQUIRES2(_a, _b, __gnu_cxx, _C); +#define __glibcxx_class_requires3(_a,_b,_c,_C) \ + _GLIBCXX_CLASS_REQUIRES3(_a, _b, _c, __gnu_cxx, _C); +#define __glibcxx_class_requires4(_a,_b,_c,_d,_C) \ + _GLIBCXX_CLASS_REQUIRES4(_a, _b, _c, _d, __gnu_cxx, _C); + +#endif // enable/disable + +#endif // _GLIBCXX_CONCEPT_CHECK diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h.blob new file mode 100644 index 0000000..78a8913 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@concept_check.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h new file mode 100644 index 0000000..4312f32 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h @@ -0,0 +1,614 @@ +// The -*- C++ -*- type traits classes for internal use in libstdc++ + +// Copyright (C) 2000-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/cpp_type_traits.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ext/type_traits} + */ + +// Written by Gabriel Dos Reis + +#ifndef _CPP_TYPE_TRAITS_H +#define _CPP_TYPE_TRAITS_H 1 + +#pragma GCC system_header + +#include + +// +// This file provides some compile-time information about various types. +// These representations were designed, on purpose, to be constant-expressions +// and not types as found in . In particular, they +// can be used in control structures and the optimizer hopefully will do +// the obvious thing. +// +// Why integral expressions, and not functions nor types? +// Firstly, these compile-time entities are used as template-arguments +// so function return values won't work: We need compile-time entities. +// We're left with types and constant integral expressions. +// Secondly, from the point of view of ease of use, type-based compile-time +// information is -not- *that* convenient. One has to write lots of +// overloaded functions and to hope that the compiler will select the right +// one. As a net effect, the overall structure isn't very clear at first +// glance. +// Thirdly, partial ordering and overload resolution (of function templates) +// is highly costly in terms of compiler-resource. It is a Good Thing to +// keep these resource consumption as least as possible. +// +// See valarray_array.h for a case use. +// +// -- Gaby (dosreis@cmla.ens-cachan.fr) 2000-03-06. +// +// Update 2005: types are also provided and has been +// removed. +// + +extern "C++" { + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + struct __true_type { }; + struct __false_type { }; + + template + struct __truth_type + { typedef __false_type __type; }; + + template<> + struct __truth_type + { typedef __true_type __type; }; + + // N.B. The conversions to bool are needed due to the issue + // explained in c++/19404. + template + struct __traitor + { + enum { __value = bool(_Sp::__value) || bool(_Tp::__value) }; + typedef typename __truth_type<__value>::__type __type; + }; + + // Compare for equality of types. + template + struct __are_same + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + template + struct __are_same<_Tp, _Tp> + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + // Holds if the template-argument is a void type. + template + struct __is_void + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + template<> + struct __is_void + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + // + // Integer types + // + template + struct __is_integer + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + // Thirteen specializations (yes there are eleven standard integer + // types; long long and unsigned long long are + // supported as extensions). Up to four target-specific __int + // types are supported as well. + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + +# ifdef __WCHAR_TYPE__ + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; +# endif + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + +#if __cplusplus >= 201103L + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_integer + { + enum { __value = 1 }; + typedef __true_type __type; + }; + +#define __INT_N(TYPE) \ + __extension__ \ + template<> \ + struct __is_integer \ + { \ + enum { __value = 1 }; \ + typedef __true_type __type; \ + }; \ + __extension__ \ + template<> \ + struct __is_integer \ + { \ + enum { __value = 1 }; \ + typedef __true_type __type; \ + }; + +#ifdef __GLIBCXX_TYPE_INT_N_0 +__INT_N(__GLIBCXX_TYPE_INT_N_0) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_1 +__INT_N(__GLIBCXX_TYPE_INT_N_1) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_2 +__INT_N(__GLIBCXX_TYPE_INT_N_2) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_3 +__INT_N(__GLIBCXX_TYPE_INT_N_3) +#endif + +#undef __INT_N + + // + // Floating point types + // + template + struct __is_floating + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + // three specializations (float, double and 'long double') + template<> + struct __is_floating + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_floating + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_floating + { + enum { __value = 1 }; + typedef __true_type __type; + }; + +#ifdef __STDCPP_FLOAT16_T__ + template<> + struct __is_floating<_Float16> + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + +#ifdef __STDCPP_FLOAT32_T__ + template<> + struct __is_floating<_Float32> + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + +#ifdef __STDCPP_FLOAT64_T__ + template<> + struct __is_floating<_Float64> + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + +#ifdef __STDCPP_FLOAT128_T__ + template<> + struct __is_floating<_Float128> + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + +#ifdef __STDCPP_BFLOAT16_T__ + template<> + struct __is_floating<__gnu_cxx::__bfloat16_t> + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + + // + // Pointer types + // + template + struct __is_pointer + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + template + struct __is_pointer<_Tp*> + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + // + // An arithmetic type is an integer type or a floating point type + // + template + struct __is_arithmetic + : public __traitor<__is_integer<_Tp>, __is_floating<_Tp> > + { }; + + // + // A scalar type is an arithmetic type or a pointer type + // + template + struct __is_scalar + : public __traitor<__is_arithmetic<_Tp>, __is_pointer<_Tp> > + { }; + + // + // For use in std::copy and std::find overloads for streambuf iterators. + // + template + struct __is_char + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + template<> + struct __is_char + { + enum { __value = 1 }; + typedef __true_type __type; + }; + +#ifdef __WCHAR_TYPE__ + template<> + struct __is_char + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + + template + struct __is_byte + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + template<> + struct __is_byte + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_byte + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template<> + struct __is_byte + { + enum { __value = 1 }; + typedef __true_type __type; + }; + +#if __cplusplus >= 201703L + enum class byte : unsigned char; + + template<> + struct __is_byte + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif // C++17 + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> + struct __is_byte + { + enum { __value = 1 }; + typedef __true_type __type; + }; +#endif + + template struct iterator_traits; + + // A type that is safe for use with memcpy, memmove, memcmp etc. + template + struct __is_nonvolatile_trivially_copyable + { + enum { __value = __is_trivially_copyable(_Tp) }; + }; + + // Cannot use memcpy/memmove/memcmp on volatile types even if they are + // trivially copyable, so ensure __memcpyable + // and similar will be false. + template + struct __is_nonvolatile_trivially_copyable + { + enum { __value = 0 }; + }; + + // Whether two iterator types can be used with memcpy/memmove. + template + struct __memcpyable + { + enum { __value = 0 }; + }; + + template + struct __memcpyable<_Tp*, _Tp*> + : __is_nonvolatile_trivially_copyable<_Tp> + { }; + + template + struct __memcpyable<_Tp*, const _Tp*> + : __is_nonvolatile_trivially_copyable<_Tp> + { }; + + // Whether two iterator types can be used with memcmp. + // This trait only says it's well-formed to use memcmp, not that it + // gives the right answer for a given algorithm. So for example, std::equal + // needs to add additional checks that the types are integers or pointers, + // because other trivially copyable types can overload operator==. + template + struct __memcmpable + { + enum { __value = 0 }; + }; + + // OK to use memcmp with pointers to trivially copyable types. + template + struct __memcmpable<_Tp*, _Tp*> + : __is_nonvolatile_trivially_copyable<_Tp> + { }; + + template + struct __memcmpable + : __is_nonvolatile_trivially_copyable<_Tp> + { }; + + template + struct __memcmpable<_Tp*, const _Tp*> + : __is_nonvolatile_trivially_copyable<_Tp> + { }; + + // Whether memcmp can be used to determine ordering for a type + // e.g. in std::lexicographical_compare or three-way comparisons. + // True for unsigned integer-like types where comparing each byte in turn + // as an unsigned char yields the right result. This is true for all + // unsigned integers on big endian targets, but only unsigned narrow + // character types (and std::byte) on little endian targets. + template::__value +#else + __is_byte<_Tp>::__value +#endif + > + struct __is_memcmp_ordered + { + static const bool __value = _Tp(-1) > _Tp(1); // is unsigned + }; + + template + struct __is_memcmp_ordered<_Tp, false> + { + static const bool __value = false; + }; + + // Whether two types can be compared using memcmp. + template + struct __is_memcmp_ordered_with + { + static const bool __value = __is_memcmp_ordered<_Tp>::__value + && __is_memcmp_ordered<_Up>::__value; + }; + + template + struct __is_memcmp_ordered_with<_Tp, _Up, false> + { + static const bool __value = false; + }; + +#if __cplusplus >= 201703L +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + // std::byte is not an integer, but it can be compared using memcmp. + template<> + struct __is_memcmp_ordered + { static constexpr bool __value = true; }; +#endif + + // std::byte can only be compared to itself, not to other types. + template<> + struct __is_memcmp_ordered_with + { static constexpr bool __value = true; }; + + template + struct __is_memcmp_ordered_with<_Tp, std::byte, _SameSize> + { static constexpr bool __value = false; }; + + template + struct __is_memcmp_ordered_with + { static constexpr bool __value = false; }; +#endif + + // + // Move iterator type + // + template + struct __is_move_iterator + { + enum { __value = 0 }; + typedef __false_type __type; + }; + + // Fallback implementation of the function in bits/stl_iterator.h used to + // remove the move_iterator wrapper. + template + _GLIBCXX20_CONSTEXPR + inline _Iterator + __miter_base(_Iterator __it) + { return __it; } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace +} // extern "C++" + +#endif //_CPP_TYPE_TRAITS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h.blob new file mode 100644 index 0000000..30851f2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cpp_type_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h new file mode 100644 index 0000000..83624fc --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h @@ -0,0 +1,60 @@ +// cxxabi.h subset for cancellation -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/cxxabi_forced.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{cxxabi.h} + */ + +#ifndef _CXXABI_FORCED_H +#define _CXXABI_FORCED_H 1 + +#pragma GCC system_header + +#pragma GCC visibility push(default) + +#ifdef __cplusplus +namespace __cxxabiv1 +{ + /** + * @brief Thrown as part of forced unwinding. + * @ingroup exceptions + * + * A magic placeholder class that can be caught by reference to + * recognize forced unwinding. + */ + class __forced_unwind + { + virtual ~__forced_unwind() throw(); + + // Prevent catch by value. + virtual void __pure_dummy() = 0; + }; +} +#endif // __cplusplus + +#pragma GCC visibility pop + +#endif // __CXXABI_FORCED_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h.blob new file mode 100644 index 0000000..ee8676e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_forced.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h new file mode 100644 index 0000000..d9b0e1b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h @@ -0,0 +1,81 @@ +// ABI Support -*- C++ -*- + +// Copyright (C) 2016-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/cxxabi_init_exception.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. + */ + +#ifndef _CXXABI_INIT_EXCEPTION_H +#define _CXXABI_INIT_EXCEPTION_H 1 + +#pragma GCC system_header + +#pragma GCC visibility push(default) + +#include +#include + +#ifndef _GLIBCXX_CDTOR_CALLABI +#define _GLIBCXX_CDTOR_CALLABI +#define _GLIBCXX_HAVE_CDTOR_CALLABI 0 +#else +#define _GLIBCXX_HAVE_CDTOR_CALLABI 1 +#endif + +#ifdef __cplusplus + +namespace std +{ + class type_info; +} + +namespace __cxxabiv1 +{ + struct __cxa_refcounted_exception; + + extern "C" + { + // Allocate memory for the primary exception plus the thrown object. + void* + __cxa_allocate_exception(size_t) _GLIBCXX_NOTHROW; + + void + __cxa_free_exception(void*) _GLIBCXX_NOTHROW; + + // Initialize exception (this is a GNU extension) + __cxa_refcounted_exception* + __cxa_init_primary_exception(void *__object, std::type_info *__tinfo, + void (_GLIBCXX_CDTOR_CALLABI *__dest) (void *)) + _GLIBCXX_NOTHROW; + + } +} // namespace __cxxabiv1 + +#endif + +#pragma GCC visibility pop + +#endif // _CXXABI_INIT_EXCEPTION_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h.blob new file mode 100644 index 0000000..233cdb4 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@cxxabi_init_exception.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h new file mode 100644 index 0000000..840df6b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h @@ -0,0 +1,83 @@ +// Exception Handling support header for -*- C++ -*- + +// Copyright (C) 2016-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/exception.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. + */ + +#ifndef __EXCEPTION_H +#define __EXCEPTION_H 1 + +#pragma GCC system_header + +#include + +extern "C++" { + +namespace std _GLIBCXX_VISIBILITY(default) +{ + /** + * @defgroup exceptions Exceptions + * @ingroup diagnostics + * @since C++98 + * + * Classes and functions for reporting errors via exceptions. + * @{ + */ + + /** + * @brief Base class for all library exceptions. + * + * This is the base class for all exceptions thrown by the standard + * library, and by certain language expressions. You are free to derive + * your own %exception classes, or use a different hierarchy, or to + * throw non-class data (e.g., fundamental types). + */ + class exception + { + public: + exception() _GLIBCXX_NOTHROW { } + virtual ~exception() _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; +#if __cplusplus >= 201103L + exception(const exception&) = default; + exception& operator=(const exception&) = default; + exception(exception&&) = default; + exception& operator=(exception&&) = default; +#endif + + /** Returns a C-style character string describing the general cause + * of the current error. */ + virtual const char* + what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; + }; + + /// @} + +} // namespace std + +} + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h.blob new file mode 100644 index 0000000..66dfbcb Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h new file mode 100644 index 0000000..ca933d8 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h @@ -0,0 +1,45 @@ +// -fno-exceptions Support -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/exception_defines.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{exception} + */ + +#ifndef _EXCEPTION_DEFINES_H +#define _EXCEPTION_DEFINES_H 1 + +#if ! __cpp_exceptions +// Iff -fno-exceptions, transform error handling code to work without it. +# define __try if (true) +# define __catch(X) if (false) +# define __throw_exception_again +#else +// Else proceed normally. +# define __try try +# define __catch(X) catch(X) +# define __throw_exception_again throw +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h.blob new file mode 100644 index 0000000..2e39413 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_defines.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h new file mode 100644 index 0000000..5be6981 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h @@ -0,0 +1,295 @@ +// Exception Handling support header (exception_ptr class) for -*- C++ -*- + +// Copyright (C) 2008-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/exception_ptr.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{exception} + */ + +#ifndef _EXCEPTION_PTR_H +#define _EXCEPTION_PTR_H + +#include +#include +#include +#include +#include + +#if __cplusplus >= 201103L +# include +#endif + +#ifdef _GLIBCXX_EH_PTR_RELOPS_COMPAT +# define _GLIBCXX_EH_PTR_USED __attribute__((__used__)) +#else +# define _GLIBCXX_EH_PTR_USED +#endif + +extern "C++" { + +namespace std _GLIBCXX_VISIBILITY(default) +{ + class type_info; + + /** + * @addtogroup exceptions + * @{ + */ + + namespace __exception_ptr + { + class exception_ptr; + } + + using __exception_ptr::exception_ptr; + + /** Obtain an exception_ptr to the currently handled exception. + * + * If there is none, or the currently handled exception is foreign, + * return the null value. + * + * @since C++11 + */ + exception_ptr current_exception() _GLIBCXX_USE_NOEXCEPT; + + template + exception_ptr make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT; + + /// Throw the object pointed to by the exception_ptr. + void rethrow_exception(exception_ptr) __attribute__ ((__noreturn__)); + + namespace __exception_ptr + { + using std::rethrow_exception; // So that ADL finds it. + + /** + * @brief An opaque pointer to an arbitrary exception. + * + * The actual name of this type is unspecified, so the alias + * `std::exception_ptr` should be used to refer to it. + * + * @headerfile exception + * @since C++11 (but usable in C++98 as a GCC extension) + * @ingroup exceptions + */ + class exception_ptr + { + void* _M_exception_object; + + explicit exception_ptr(void* __e) _GLIBCXX_USE_NOEXCEPT; + + void _M_addref() _GLIBCXX_USE_NOEXCEPT; + void _M_release() _GLIBCXX_USE_NOEXCEPT; + + void *_M_get() const _GLIBCXX_NOEXCEPT __attribute__ ((__pure__)); + + friend exception_ptr std::current_exception() _GLIBCXX_USE_NOEXCEPT; + friend void std::rethrow_exception(exception_ptr); + template + friend exception_ptr std::make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT; + + public: + exception_ptr() _GLIBCXX_USE_NOEXCEPT; + + exception_ptr(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT; + +#if __cplusplus >= 201103L + exception_ptr(nullptr_t) noexcept + : _M_exception_object(nullptr) + { } + + exception_ptr(exception_ptr&& __o) noexcept + : _M_exception_object(__o._M_exception_object) + { __o._M_exception_object = nullptr; } +#endif + +#if (__cplusplus < 201103L) || defined (_GLIBCXX_EH_PTR_COMPAT) + typedef void (exception_ptr::*__safe_bool)(); + + // For construction from nullptr or 0. + exception_ptr(__safe_bool) _GLIBCXX_USE_NOEXCEPT; +#endif + + exception_ptr& + operator=(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT; + +#if __cplusplus >= 201103L + exception_ptr& + operator=(exception_ptr&& __o) noexcept + { + exception_ptr(static_cast(__o)).swap(*this); + return *this; + } +#endif + + ~exception_ptr() _GLIBCXX_USE_NOEXCEPT; + + void + swap(exception_ptr&) _GLIBCXX_USE_NOEXCEPT; + +#ifdef _GLIBCXX_EH_PTR_COMPAT + // Retained for compatibility with CXXABI_1.3. + void _M_safe_bool_dummy() _GLIBCXX_USE_NOEXCEPT + __attribute__ ((__const__)); + bool operator!() const _GLIBCXX_USE_NOEXCEPT + __attribute__ ((__pure__)); + operator __safe_bool() const _GLIBCXX_USE_NOEXCEPT; +#endif + +#if __cplusplus >= 201103L + explicit operator bool() const noexcept + { return _M_exception_object; } +#endif + +#if __cpp_impl_three_way_comparison >= 201907L \ + && ! defined _GLIBCXX_EH_PTR_RELOPS_COMPAT + friend bool + operator==(const exception_ptr&, const exception_ptr&) noexcept = default; +#else + friend _GLIBCXX_EH_PTR_USED bool + operator==(const exception_ptr& __x, const exception_ptr& __y) + _GLIBCXX_USE_NOEXCEPT + { return __x._M_exception_object == __y._M_exception_object; } + + friend _GLIBCXX_EH_PTR_USED bool + operator!=(const exception_ptr& __x, const exception_ptr& __y) + _GLIBCXX_USE_NOEXCEPT + { return __x._M_exception_object != __y._M_exception_object; } +#endif + + const class std::type_info* + __cxa_exception_type() const _GLIBCXX_USE_NOEXCEPT + __attribute__ ((__pure__)); + }; + + _GLIBCXX_EH_PTR_USED + inline + exception_ptr::exception_ptr() _GLIBCXX_USE_NOEXCEPT + : _M_exception_object(0) + { } + + _GLIBCXX_EH_PTR_USED + inline + exception_ptr::exception_ptr(const exception_ptr& __other) + _GLIBCXX_USE_NOEXCEPT + : _M_exception_object(__other._M_exception_object) + { + if (_M_exception_object) + _M_addref(); + } + + _GLIBCXX_EH_PTR_USED + inline + exception_ptr::~exception_ptr() _GLIBCXX_USE_NOEXCEPT + { + if (_M_exception_object) + _M_release(); + } + + _GLIBCXX_EH_PTR_USED + inline exception_ptr& + exception_ptr::operator=(const exception_ptr& __other) _GLIBCXX_USE_NOEXCEPT + { + exception_ptr(__other).swap(*this); + return *this; + } + + _GLIBCXX_EH_PTR_USED + inline void + exception_ptr::swap(exception_ptr &__other) _GLIBCXX_USE_NOEXCEPT + { + void *__tmp = _M_exception_object; + _M_exception_object = __other._M_exception_object; + __other._M_exception_object = __tmp; + } + + /// @relates exception_ptr + inline void + swap(exception_ptr& __lhs, exception_ptr& __rhs) + { __lhs.swap(__rhs); } + + /// @cond undocumented + template + _GLIBCXX_CDTOR_CALLABI + inline void + __dest_thunk(void* __x) + { static_cast<_Ex*>(__x)->~_Ex(); } + /// @endcond + + } // namespace __exception_ptr + + using __exception_ptr::swap; // So that std::swap(exp1, exp2) finds it. + + /// Obtain an exception_ptr pointing to a copy of the supplied object. +#if (__cplusplus >= 201103L && __cpp_rtti) || __cpp_exceptions + template + exception_ptr + make_exception_ptr(_Ex __ex) _GLIBCXX_USE_NOEXCEPT + { +#if __cplusplus >= 201103L && __cpp_rtti + using _Ex2 = typename decay<_Ex>::type; + void* __e = __cxxabiv1::__cxa_allocate_exception(sizeof(_Ex)); + (void) __cxxabiv1::__cxa_init_primary_exception( + __e, const_cast(&typeid(_Ex)), + __exception_ptr::__dest_thunk<_Ex2>); + __try + { + ::new (__e) _Ex2(__ex); + return exception_ptr(__e); + } + __catch(...) + { + __cxxabiv1::__cxa_free_exception(__e); + return current_exception(); + } +#else + try + { + throw __ex; + } + catch(...) + { + return current_exception(); + } +#endif + } +#else // no RTTI and no exceptions + // This is always_inline so the linker will never use this useless definition + // instead of a working one compiled with RTTI and/or exceptions enabled. + template + __attribute__ ((__always_inline__)) + inline exception_ptr + make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT + { return exception_ptr(); } +#endif + +#undef _GLIBCXX_EH_PTR_USED + + /// @} group exceptions +} // namespace std + +} // extern "C++" + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h.blob new file mode 100644 index 0000000..2d400f3 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@exception_ptr.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h new file mode 100644 index 0000000..89972ba --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h @@ -0,0 +1,143 @@ +// Function-Based Exception Support -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/functexcept.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{exception} + * + * This header provides support for -fno-exceptions. + */ + +// +// ISO C++ 14882: 19.1 Exception classes +// + +#ifndef _FUNCTEXCEPT_H +#define _FUNCTEXCEPT_H 1 + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if _GLIBCXX_HOSTED + // Helper for exception objects in + void + __throw_bad_exception(void) __attribute__((__noreturn__)); + + // Helper for exception objects in + void + __throw_bad_alloc(void) __attribute__((__noreturn__)); + + void + __throw_bad_array_new_length(void) __attribute__((__noreturn__)); + + // Helper for exception objects in + void + __throw_bad_cast(void) __attribute__((__noreturn__)); + + void + __throw_bad_typeid(void) __attribute__((__noreturn__)); + + // Helpers for exception objects in + void + __throw_logic_error(const char*) __attribute__((__noreturn__)); + + void + __throw_domain_error(const char*) __attribute__((__noreturn__)); + + void + __throw_invalid_argument(const char*) __attribute__((__noreturn__)); + + void + __throw_length_error(const char*) __attribute__((__noreturn__)); + + void + __throw_out_of_range(const char*) __attribute__((__noreturn__)); + + void + __throw_out_of_range_fmt(const char*, ...) __attribute__((__noreturn__)) + __attribute__((__format__(__gnu_printf__, 1, 2))); + + void + __throw_runtime_error(const char*) __attribute__((__noreturn__)); + + void + __throw_range_error(const char*) __attribute__((__noreturn__)); + + void + __throw_overflow_error(const char*) __attribute__((__noreturn__)); + + void + __throw_underflow_error(const char*) __attribute__((__noreturn__)); + + // Helpers for exception objects in + void + __throw_ios_failure(const char*) __attribute__((__noreturn__)); + + void + __throw_ios_failure(const char*, int) __attribute__((__noreturn__)); + + // Helpers for exception objects in + void + __throw_system_error(int) __attribute__((__noreturn__)); + + // Helpers for exception objects in + void + __throw_future_error(int) __attribute__((__noreturn__)); + + // Helpers for exception objects in + void + __throw_bad_function_call() __attribute__((__noreturn__)); + +#else // ! HOSTED + + __attribute__((__noreturn__)) inline void + __throw_invalid_argument(const char*) + { std::__terminate(); } + + __attribute__((__noreturn__)) inline void + __throw_out_of_range(const char*) + { std::__terminate(); } + + __attribute__((__noreturn__)) inline void + __throw_out_of_range_fmt(const char*, ...) + { std::__terminate(); } + + __attribute__((__noreturn__)) inline void + __throw_runtime_error(const char*) + { std::__terminate(); } + + __attribute__((__noreturn__)) inline void + __throw_overflow_error(const char*) + { std::__terminate(); } + +#endif // HOSTED + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h.blob new file mode 100644 index 0000000..aac60b5 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functexcept.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h new file mode 100644 index 0000000..87030a1 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h @@ -0,0 +1,305 @@ +// functional_hash.h header -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/functional_hash.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _FUNCTIONAL_HASH_H +#define _FUNCTIONAL_HASH_H 1 + +#pragma GCC system_header + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** @defgroup hashes Hashes + * @ingroup functors + * + * Hashing functors taking a variable type and returning a @c std::size_t. + * + * @{ + */ + + template + struct __hash_base + { + typedef _Result result_type _GLIBCXX17_DEPRECATED; + typedef _Arg argument_type _GLIBCXX17_DEPRECATED; + }; + + /// Primary class template hash. + template + struct hash; + + template + struct __poison_hash + { + static constexpr bool __enable_hash_call = false; + private: + // Private rather than deleted to be non-trivially-copyable. + __poison_hash(__poison_hash&&); + ~__poison_hash(); + }; + + template + struct __poison_hash<_Tp, __void_t()(declval<_Tp>()))>> + { + static constexpr bool __enable_hash_call = true; + }; + + // Helper struct for SFINAE-poisoning non-enum types. + template::value> + struct __hash_enum + { + private: + // Private rather than deleted to be non-trivially-copyable. + __hash_enum(__hash_enum&&); + ~__hash_enum(); + }; + + // Helper struct for hash with enum types. + template + struct __hash_enum<_Tp, true> : public __hash_base + { + size_t + operator()(_Tp __val) const noexcept + { + using __type = typename underlying_type<_Tp>::type; + return hash<__type>{}(static_cast<__type>(__val)); + } + }; + + /// Primary class template hash, usable for enum types only. + // Use with non-enum types still SFINAES. + template + struct hash : __hash_enum<_Tp> + { }; + + /// Partial specializations for pointer types. + template + struct hash<_Tp*> : public __hash_base + { + size_t + operator()(_Tp* __p) const noexcept + { return reinterpret_cast(__p); } + }; + + // Explicit specializations for integer types. +#define _Cxx_hashtable_define_trivial_hash(_Tp) \ + template<> \ + struct hash<_Tp> : public __hash_base \ + { \ + size_t \ + operator()(_Tp __val) const noexcept \ + { return static_cast(__val); } \ + }; + + /// Explicit specialization for bool. + _Cxx_hashtable_define_trivial_hash(bool) + + /// Explicit specialization for char. + _Cxx_hashtable_define_trivial_hash(char) + + /// Explicit specialization for signed char. + _Cxx_hashtable_define_trivial_hash(signed char) + + /// Explicit specialization for unsigned char. + _Cxx_hashtable_define_trivial_hash(unsigned char) + + /// Explicit specialization for wchar_t. + _Cxx_hashtable_define_trivial_hash(wchar_t) + +#ifdef _GLIBCXX_USE_CHAR8_T + /// Explicit specialization for char8_t. + _Cxx_hashtable_define_trivial_hash(char8_t) +#endif + + /// Explicit specialization for char16_t. + _Cxx_hashtable_define_trivial_hash(char16_t) + + /// Explicit specialization for char32_t. + _Cxx_hashtable_define_trivial_hash(char32_t) + + /// Explicit specialization for short. + _Cxx_hashtable_define_trivial_hash(short) + + /// Explicit specialization for int. + _Cxx_hashtable_define_trivial_hash(int) + + /// Explicit specialization for long. + _Cxx_hashtable_define_trivial_hash(long) + + /// Explicit specialization for long long. + _Cxx_hashtable_define_trivial_hash(long long) + + /// Explicit specialization for unsigned short. + _Cxx_hashtable_define_trivial_hash(unsigned short) + + /// Explicit specialization for unsigned int. + _Cxx_hashtable_define_trivial_hash(unsigned int) + + /// Explicit specialization for unsigned long. + _Cxx_hashtable_define_trivial_hash(unsigned long) + + /// Explicit specialization for unsigned long long. + _Cxx_hashtable_define_trivial_hash(unsigned long long) + +#ifdef __GLIBCXX_TYPE_INT_N_0 + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_0) + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_0 unsigned) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_1 + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_1) + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_1 unsigned) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_2 + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_2) + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_2 unsigned) +#endif +#ifdef __GLIBCXX_TYPE_INT_N_3 + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_3) + __extension__ + _Cxx_hashtable_define_trivial_hash(__GLIBCXX_TYPE_INT_N_3 unsigned) +#endif + +#undef _Cxx_hashtable_define_trivial_hash + + struct _Hash_impl + { + static size_t + hash(const void* __ptr, size_t __clength, + size_t __seed = static_cast(0xc70f6907UL)) + { return _Hash_bytes(__ptr, __clength, __seed); } + + template + static size_t + hash(const _Tp& __val) + { return hash(&__val, sizeof(__val)); } + + template + static size_t + __hash_combine(const _Tp& __val, size_t __hash) + { return hash(&__val, sizeof(__val), __hash); } + }; + + // A hash function similar to FNV-1a (see PR59406 for how it differs). + struct _Fnv_hash_impl + { + static size_t + hash(const void* __ptr, size_t __clength, + size_t __seed = static_cast(2166136261UL)) + { return _Fnv_hash_bytes(__ptr, __clength, __seed); } + + template + static size_t + hash(const _Tp& __val) + { return hash(&__val, sizeof(__val)); } + + template + static size_t + __hash_combine(const _Tp& __val, size_t __hash) + { return hash(&__val, sizeof(__val), __hash); } + }; + + /// Specialization for float. + template<> + struct hash : public __hash_base + { + size_t + operator()(float __val) const noexcept + { + // 0 and -0 both hash to zero. + return __val != 0.0f ? std::_Hash_impl::hash(__val) : 0; + } + }; + + /// Specialization for double. + template<> + struct hash : public __hash_base + { + size_t + operator()(double __val) const noexcept + { + // 0 and -0 both hash to zero. + return __val != 0.0 ? std::_Hash_impl::hash(__val) : 0; + } + }; + + /// Specialization for long double. + template<> + struct hash + : public __hash_base + { + _GLIBCXX_PURE size_t + operator()(long double __val) const noexcept; + }; + +#if __cplusplus >= 201703L + template<> + struct hash : public __hash_base + { + size_t + operator()(nullptr_t) const noexcept + { return 0; } + }; +#endif + + /// @} group hashes + + /** Hint about performance of hash functions. + * + * If a given hash function object is not fast, the hash-based containers + * will cache the hash code. + * The default behavior is to consider that hashers are fast unless specified + * otherwise. + * + * Users can specialize this for their own hash functions in order to force + * caching of hash codes in unordered containers. Specializing this trait + * affects the ABI of the unordered containers, so use it carefully. + */ + template + struct __is_fast_hash : public std::true_type + { }; + + template<> + struct __is_fast_hash> : public std::false_type + { }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // _FUNCTIONAL_HASH_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h.blob new file mode 100644 index 0000000..3abf39c Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@functional_hash.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h new file mode 100644 index 0000000..204e264 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h @@ -0,0 +1,59 @@ +// Declarations for hash functions. -*- C++ -*- + +// Copyright (C) 2010-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/hash_bytes.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _HASH_BYTES_H +#define _HASH_BYTES_H 1 + +#pragma GCC system_header + +#include + +namespace std +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Hash function implementation for the nontrivial specialization. + // All of them are based on a primitive that hashes a pointer to a + // byte array. The actual hash algorithm is not guaranteed to stay + // the same from release to release -- it may be updated or tuned to + // improve hash quality or speed. + size_t + _Hash_bytes(const void* __ptr, size_t __len, size_t __seed); + + // A similar hash primitive, using the FNV hash algorithm. This + // algorithm is guaranteed to stay the same from release to release. + // (although it might not produce the same values on different + // machines.) + size_t + _Fnv_hash_bytes(const void* __ptr, size_t __len, size_t __seed); + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h.blob new file mode 100644 index 0000000..7289457 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@hash_bytes.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h new file mode 100644 index 0000000..34882e1 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h @@ -0,0 +1,160 @@ +// Implementation of INVOKE -*- C++ -*- + +// Copyright (C) 2016-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/bits/invoke.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _GLIBCXX_INVOKE_H +#define _GLIBCXX_INVOKE_H 1 + +#pragma GCC system_header + +#if __cplusplus < 201103L +# include +#else + +#include +#include // forward + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @addtogroup utilities + * @{ + */ + + // Used by __invoke_impl instead of std::forward<_Tp> so that a + // reference_wrapper is converted to an lvalue-reference. + template::type> + constexpr _Up&& + __invfwd(typename remove_reference<_Tp>::type& __t) noexcept + { return static_cast<_Up&&>(__t); } + + template + constexpr _Res + __invoke_impl(__invoke_other, _Fn&& __f, _Args&&... __args) + { return std::forward<_Fn>(__f)(std::forward<_Args>(__args)...); } + + template + constexpr _Res + __invoke_impl(__invoke_memfun_ref, _MemFun&& __f, _Tp&& __t, + _Args&&... __args) + { return (__invfwd<_Tp>(__t).*__f)(std::forward<_Args>(__args)...); } + + template + constexpr _Res + __invoke_impl(__invoke_memfun_deref, _MemFun&& __f, _Tp&& __t, + _Args&&... __args) + { + return ((*std::forward<_Tp>(__t)).*__f)(std::forward<_Args>(__args)...); + } + + template + constexpr _Res + __invoke_impl(__invoke_memobj_ref, _MemPtr&& __f, _Tp&& __t) + { return __invfwd<_Tp>(__t).*__f; } + + template + constexpr _Res + __invoke_impl(__invoke_memobj_deref, _MemPtr&& __f, _Tp&& __t) + { return (*std::forward<_Tp>(__t)).*__f; } + + /// Invoke a callable object. + template + constexpr typename __invoke_result<_Callable, _Args...>::type + __invoke(_Callable&& __fn, _Args&&... __args) + noexcept(__is_nothrow_invocable<_Callable, _Args...>::value) + { + using __result = __invoke_result<_Callable, _Args...>; + using __type = typename __result::type; + using __tag = typename __result::__invoke_type; + return std::__invoke_impl<__type>(__tag{}, std::forward<_Callable>(__fn), + std::forward<_Args>(__args)...); + } + +#if __cplusplus >= 201703L + // INVOKE: Invoke a callable object and convert the result to R. + template + constexpr enable_if_t, _Res> + __invoke_r(_Callable&& __fn, _Args&&... __args) + noexcept(is_nothrow_invocable_r_v<_Res, _Callable, _Args...>) + { + using __result = __invoke_result<_Callable, _Args...>; + using __type = typename __result::type; + using __tag = typename __result::__invoke_type; + if constexpr (is_void_v<_Res>) + std::__invoke_impl<__type>(__tag{}, std::forward<_Callable>(__fn), + std::forward<_Args>(__args)...); + else + return std::__invoke_impl<__type>(__tag{}, + std::forward<_Callable>(__fn), + std::forward<_Args>(__args)...); + } +#else // C++11 or C++14 + // This is a non-SFINAE-friendly std::invoke_r(fn, args...) for C++11/14. + // It's used in std::function, std::bind, and std::packaged_task. Only + // std::function is constrained on is_invocable_r, but that is checked on + // construction so doesn't need to be checked again when calling __invoke_r. + // Consequently, these __invoke_r overloads do not check for invocable + // arguments, nor check that the invoke result is convertible to R. + + // INVOKE: Invoke a callable object and convert the result to R. + template + constexpr __enable_if_t::value, _Res> + __invoke_r(_Callable&& __fn, _Args&&... __args) + { + using __result = __invoke_result<_Callable, _Args...>; + using __type = typename __result::type; +#if __has_builtin(__reference_converts_from_temporary) + static_assert(!__reference_converts_from_temporary(_Res, __type), + "INVOKE must not create a dangling reference"); +#endif + using __tag = typename __result::__invoke_type; + return std::__invoke_impl<__type>(__tag{}, std::forward<_Callable>(__fn), + std::forward<_Args>(__args)...); + } + + // INVOKE when R is cv void + template + _GLIBCXX14_CONSTEXPR __enable_if_t::value, _Res> + __invoke_r(_Callable&& __fn, _Args&&... __args) + { + using __result = __invoke_result<_Callable, _Args...>; + using __type = typename __result::type; + using __tag = typename __result::__invoke_type; + std::__invoke_impl<__type>(__tag{}, std::forward<_Callable>(__fn), + std::forward<_Args>(__args)...); + } +#endif // C++11 or C++14 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // C++11 + +#endif // _GLIBCXX_INVOKE_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h.blob new file mode 100644 index 0000000..759cb2a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@invoke.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h new file mode 100644 index 0000000..addfd05 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h @@ -0,0 +1,1122 @@ +// Iostreams base classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ios_base.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ios} + */ + +// +// ISO C++ 14882: 27.4 Iostreams base classes +// + +#ifndef _IOS_BASE_H +#define _IOS_BASE_H 1 + +#pragma GCC system_header + +#include +#include +#include + +#if __cplusplus < 201103L +# include +#else +# include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // The following definitions of bitmask types are enums, not ints, + // as permitted (but not required) in the standard, in order to provide + // better type safety in iostream calls. A side effect is that in C++98 + // expressions involving them are not compile-time constants. + enum _Ios_Fmtflags + { + _S_boolalpha = 1L << 0, + _S_dec = 1L << 1, + _S_fixed = 1L << 2, + _S_hex = 1L << 3, + _S_internal = 1L << 4, + _S_left = 1L << 5, + _S_oct = 1L << 6, + _S_right = 1L << 7, + _S_scientific = 1L << 8, + _S_showbase = 1L << 9, + _S_showpoint = 1L << 10, + _S_showpos = 1L << 11, + _S_skipws = 1L << 12, + _S_unitbuf = 1L << 13, + _S_uppercase = 1L << 14, + _S_adjustfield = _S_left | _S_right | _S_internal, + _S_basefield = _S_dec | _S_oct | _S_hex, + _S_floatfield = _S_scientific | _S_fixed, + _S_ios_fmtflags_end = 1L << 16, + _S_ios_fmtflags_max = __INT_MAX__, + _S_ios_fmtflags_min = ~__INT_MAX__ + }; + + inline _GLIBCXX_CONSTEXPR _Ios_Fmtflags + operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b) + { return _Ios_Fmtflags(static_cast(__a) & static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Fmtflags + operator|(_Ios_Fmtflags __a, _Ios_Fmtflags __b) + { return _Ios_Fmtflags(static_cast(__a) | static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Fmtflags + operator^(_Ios_Fmtflags __a, _Ios_Fmtflags __b) + { return _Ios_Fmtflags(static_cast(__a) ^ static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Fmtflags + operator~(_Ios_Fmtflags __a) + { return _Ios_Fmtflags(~static_cast(__a)); } + + inline const _Ios_Fmtflags& + operator|=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b) + { return __a = __a | __b; } + + inline const _Ios_Fmtflags& + operator&=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b) + { return __a = __a & __b; } + + inline const _Ios_Fmtflags& + operator^=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b) + { return __a = __a ^ __b; } + + + enum _Ios_Openmode + { + _S_app = 1L << 0, + _S_ate = 1L << 1, + _S_bin = 1L << 2, + _S_in = 1L << 3, + _S_out = 1L << 4, + _S_trunc = 1L << 5, + _S_noreplace = 1L << 6, + _S_ios_openmode_end = 1L << 16, + _S_ios_openmode_max = __INT_MAX__, + _S_ios_openmode_min = ~__INT_MAX__ + }; + + inline _GLIBCXX_CONSTEXPR _Ios_Openmode + operator&(_Ios_Openmode __a, _Ios_Openmode __b) + { return _Ios_Openmode(static_cast(__a) & static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Openmode + operator|(_Ios_Openmode __a, _Ios_Openmode __b) + { return _Ios_Openmode(static_cast(__a) | static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Openmode + operator^(_Ios_Openmode __a, _Ios_Openmode __b) + { return _Ios_Openmode(static_cast(__a) ^ static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Openmode + operator~(_Ios_Openmode __a) + { return _Ios_Openmode(~static_cast(__a)); } + + inline const _Ios_Openmode& + operator|=(_Ios_Openmode& __a, _Ios_Openmode __b) + { return __a = __a | __b; } + + inline const _Ios_Openmode& + operator&=(_Ios_Openmode& __a, _Ios_Openmode __b) + { return __a = __a & __b; } + + inline const _Ios_Openmode& + operator^=(_Ios_Openmode& __a, _Ios_Openmode __b) + { return __a = __a ^ __b; } + + + enum _Ios_Iostate + { + _S_goodbit = 0, + _S_badbit = 1L << 0, + _S_eofbit = 1L << 1, + _S_failbit = 1L << 2, + _S_ios_iostate_end = 1L << 16, + _S_ios_iostate_max = __INT_MAX__, + _S_ios_iostate_min = ~__INT_MAX__ + }; + + inline _GLIBCXX_CONSTEXPR _Ios_Iostate + operator&(_Ios_Iostate __a, _Ios_Iostate __b) + { return _Ios_Iostate(static_cast(__a) & static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Iostate + operator|(_Ios_Iostate __a, _Ios_Iostate __b) + { return _Ios_Iostate(static_cast(__a) | static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Iostate + operator^(_Ios_Iostate __a, _Ios_Iostate __b) + { return _Ios_Iostate(static_cast(__a) ^ static_cast(__b)); } + + inline _GLIBCXX_CONSTEXPR _Ios_Iostate + operator~(_Ios_Iostate __a) + { return _Ios_Iostate(~static_cast(__a)); } + + inline const _Ios_Iostate& + operator|=(_Ios_Iostate& __a, _Ios_Iostate __b) + { return __a = __a | __b; } + + inline const _Ios_Iostate& + operator&=(_Ios_Iostate& __a, _Ios_Iostate __b) + { return __a = __a & __b; } + + inline const _Ios_Iostate& + operator^=(_Ios_Iostate& __a, _Ios_Iostate __b) + { return __a = __a ^ __b; } + + + enum _Ios_Seekdir + { + _S_beg = 0, + _S_cur = _GLIBCXX_STDIO_SEEK_CUR, + _S_end = _GLIBCXX_STDIO_SEEK_END, + _S_ios_seekdir_end = 1L << 16 + }; + +#if __cplusplus >= 201103L + /// I/O error code + enum class io_errc { stream = 1 }; + + template <> struct is_error_code_enum : public true_type { }; + + [[__nodiscard__, __gnu__::__const__]] + const error_category& + iostream_category() noexcept; + + [[__nodiscard__]] + inline error_code + make_error_code(io_errc __e) noexcept + { return error_code(static_cast(__e), iostream_category()); } + + [[__nodiscard__]] + inline error_condition + make_error_condition(io_errc __e) noexcept + { return error_condition(static_cast(__e), iostream_category()); } +#endif + + // 27.4.2 Class ios_base + /** + * @brief The base of the I/O class hierarchy. + * @ingroup io + * + * This class defines everything that can be defined about I/O that does + * not depend on the type of characters being input or output. Most + * people will only see @c ios_base when they need to specify the full + * name of the various I/O flags (e.g., the openmodes). + */ + class ios_base + { +#if _GLIBCXX_USE_CXX11_ABI +#if __cplusplus < 201103L + // Type that is layout-compatible with std::system_error + struct system_error : std::runtime_error + { + // Type that is layout-compatible with std::error_code + struct error_code + { + error_code() { } + private: + int _M_value; + const void* _M_cat; + } _M_code; + }; +#endif +#endif + public: + + /** + * @brief These are thrown to indicate problems with io. + * @ingroup exceptions + * + * 27.4.2.1.1 Class ios_base::failure + */ +#if _GLIBCXX_USE_CXX11_ABI + class _GLIBCXX_ABI_TAG_CXX11 failure : public system_error + { + public: + explicit + failure(const string& __str); + +#if __cplusplus >= 201103L + explicit + failure(const string&, const error_code&); + + explicit + failure(const char*, const error_code& = io_errc::stream); +#endif + + virtual + ~failure() throw(); + + virtual const char* + what() const throw(); + }; +#else + class failure : public exception + { + public: + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 48. Use of non-existent exception constructor + explicit + failure(const string& __str) throw(); + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-4.3.2/gcc/Vague-Linkage.html + virtual + ~failure() throw(); + + virtual const char* + what() const throw(); + +#if __cplusplus >= 201103L + // Define the new members required by C++11, + // even though the error_code cannot be stored. + + explicit + failure(const string& __s, const error_code&) noexcept + : failure(__s) + { } + + explicit + failure(const char* __s, const error_code& = error_code{}) + : failure(string(__s)) + { } + + // Stand-in for system_error::code() but returning by value. + error_code code() const noexcept { return error_code{}; } +#endif + + private: + string _M_msg; + }; +#endif + + // 27.4.2.1.2 Type ios_base::fmtflags + /** + * @brief This is a bitmask type. + * + * @c @a _Ios_Fmtflags is implementation-defined, but it is valid to + * perform bitwise operations on these values and expect the Right + * Thing to happen. Defined objects of type fmtflags are: + * - boolalpha + * - dec + * - fixed + * - hex + * - internal + * - left + * - oct + * - right + * - scientific + * - showbase + * - showpoint + * - showpos + * - skipws + * - unitbuf + * - uppercase + * - adjustfield + * - basefield + * - floatfield + */ + typedef _Ios_Fmtflags fmtflags; + + /// Insert/extract @c bool in alphabetic rather than numeric format. + static const fmtflags boolalpha = _S_boolalpha; + + /// Converts integer input or generates integer output in decimal base. + static const fmtflags dec = _S_dec; + + /// Generate floating-point output in fixed-point notation. + static const fmtflags fixed = _S_fixed; + + /// Converts integer input or generates integer output in hexadecimal base. + static const fmtflags hex = _S_hex; + + /// Adds fill characters at a designated internal point in certain + /// generated output, or identical to @c right if no such point is + /// designated. + static const fmtflags internal = _S_internal; + + /// Adds fill characters on the right (final positions) of certain + /// generated output. (I.e., the thing you print is flush left.) + static const fmtflags left = _S_left; + + /// Converts integer input or generates integer output in octal base. + static const fmtflags oct = _S_oct; + + /// Adds fill characters on the left (initial positions) of certain + /// generated output. (I.e., the thing you print is flush right.) + static const fmtflags right = _S_right; + + /// Generates floating-point output in scientific notation. + static const fmtflags scientific = _S_scientific; + + /// Generates a prefix indicating the numeric base of generated integer + /// output. + static const fmtflags showbase = _S_showbase; + + /// Generates a decimal-point character unconditionally in generated + /// floating-point output. + static const fmtflags showpoint = _S_showpoint; + + /// Generates a + sign in non-negative generated numeric output. + static const fmtflags showpos = _S_showpos; + + /// Skips leading white space before certain input operations. + static const fmtflags skipws = _S_skipws; + + /// Flushes output after each output operation. + static const fmtflags unitbuf = _S_unitbuf; + + /// Replaces certain lowercase letters with their uppercase equivalents + /// in generated output. + static const fmtflags uppercase = _S_uppercase; + + /// A mask of left|right|internal. Useful for the 2-arg form of @c setf. + static const fmtflags adjustfield = _S_adjustfield; + + /// A mask of dec|oct|hex. Useful for the 2-arg form of @c setf. + static const fmtflags basefield = _S_basefield; + + /// A mask of scientific|fixed. Useful for the 2-arg form of @c setf. + static const fmtflags floatfield = _S_floatfield; + + // 27.4.2.1.3 Type ios_base::iostate + /** + * @brief This is a bitmask type. + * + * @c @a _Ios_Iostate is implementation-defined, but it is valid to + * perform bitwise operations on these values and expect the Right + * Thing to happen. Defined objects of type iostate are: + * - badbit + * - eofbit + * - failbit + * - goodbit + */ + typedef _Ios_Iostate iostate; + + /// Indicates a loss of integrity in an input or output sequence (such + /// as an irrecoverable read error from a file). + static const iostate badbit = _S_badbit; + + /// Indicates that an input operation reached the end of an input sequence. + static const iostate eofbit = _S_eofbit; + + /// Indicates that an input operation failed to read the expected + /// characters, or that an output operation failed to generate the + /// desired characters. + static const iostate failbit = _S_failbit; + + /// Indicates all is well. + static const iostate goodbit = _S_goodbit; + + // 27.4.2.1.4 Type ios_base::openmode + /** + * @brief This is a bitmask type. + * + * @c @a _Ios_Openmode is implementation-defined, but it is valid to + * perform bitwise operations on these values and expect the Right + * Thing to happen. Defined objects of type openmode are: + * - app + * - ate + * - binary + * - in + * - out + * - trunc + */ + typedef _Ios_Openmode openmode; + + /// Seek to end before each write. + static const openmode app = _S_app; + + /// Open and seek to end immediately after opening. + static const openmode ate = _S_ate; + + /// Perform input and output in binary mode (as opposed to text mode). + /// This is probably not what you think it is; see + /// https://gcc.gnu.org/onlinedocs/libstdc++/manual/fstreams.html#std.io.filestreams.binary + static const openmode binary = _S_bin; + + /// Open for input. Default for @c ifstream and fstream. + static const openmode in = _S_in; + + /// Open for output. Default for @c ofstream and fstream. + static const openmode out = _S_out; + + /// Truncate an existing stream when opening. Default for @c ofstream. + static const openmode trunc = _S_trunc; + + static const openmode __noreplace = _S_noreplace; + +#if __cplusplus >= 202100L +#define __cpp_lib_ios_noreplace 202207L + /// Open a file in exclusive mode. + static const openmode noreplace = _S_noreplace; +#endif + + // 27.4.2.1.5 Type ios_base::seekdir + /** + * @brief This is an enumerated type. + * + * @c @a _Ios_Seekdir is implementation-defined. Defined values + * of type seekdir are: + * - beg + * - cur, equivalent to @c SEEK_CUR in the C standard library. + * - end, equivalent to @c SEEK_END in the C standard library. + */ + typedef _Ios_Seekdir seekdir; + + /// Request a seek relative to the beginning of the stream. + static const seekdir beg = _S_beg; + + /// Request a seek relative to the current position within the sequence. + static const seekdir cur = _S_cur; + + /// Request a seek relative to the current end of the sequence. + static const seekdir end = _S_end; + +#if __cplusplus <= 201402L + // Annex D.6 (removed in C++17) + typedef int io_state + _GLIBCXX_DEPRECATED_SUGGEST("std::iostate"); + typedef int open_mode + _GLIBCXX_DEPRECATED_SUGGEST("std::openmode"); + typedef int seek_dir + _GLIBCXX_DEPRECATED_SUGGEST("std::seekdir"); + + typedef std::streampos streampos + _GLIBCXX_DEPRECATED_SUGGEST("std::streampos"); + typedef std::streamoff streamoff + _GLIBCXX_DEPRECATED_SUGGEST("std::streamoff"); +#endif + + // Callbacks; + /** + * @brief The set of events that may be passed to an event callback. + * + * erase_event is used during ~ios() and copyfmt(). imbue_event is used + * during imbue(). copyfmt_event is used during copyfmt(). + */ + enum event + { + erase_event, + imbue_event, + copyfmt_event + }; + + /** + * @brief The type of an event callback function. + * @param __e One of the members of the event enum. + * @param __b Reference to the ios_base object. + * @param __i The integer provided when the callback was registered. + * + * Event callbacks are user defined functions that get called during + * several ios_base and basic_ios functions, specifically imbue(), + * copyfmt(), and ~ios(). + */ + typedef void (*event_callback) (event __e, ios_base& __b, int __i); + + /** + * @brief Add the callback __fn with parameter __index. + * @param __fn The function to add. + * @param __index The integer to pass to the function when invoked. + * + * Registers a function as an event callback with an integer parameter to + * be passed to the function when invoked. Multiple copies of the + * function are allowed. If there are multiple callbacks, they are + * invoked in the order they were registered. + */ + void + register_callback(event_callback __fn, int __index); + + protected: + streamsize _M_precision; + streamsize _M_width; + fmtflags _M_flags; + iostate _M_exception; + iostate _M_streambuf_state; + + // 27.4.2.6 Members for callbacks + // 27.4.2.6 ios_base callbacks + struct _Callback_list + { + // Data Members + _Callback_list* _M_next; + ios_base::event_callback _M_fn; + int _M_index; + _Atomic_word _M_refcount; // 0 means one reference. + + _Callback_list(ios_base::event_callback __fn, int __index, + _Callback_list* __cb) + : _M_next(__cb), _M_fn(__fn), _M_index(__index), _M_refcount(0) { } + + void + _M_add_reference() { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); } + + // 0 => OK to delete. + int + _M_remove_reference() + { + // Be race-detector-friendly. For more info see bits/c++config. + _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&_M_refcount); + int __res = __gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1); + if (__res == 0) + { + _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&_M_refcount); + } + return __res; + } + }; + + _Callback_list* _M_callbacks; + + void + _M_call_callbacks(event __ev) throw(); + + void + _M_dispose_callbacks(void) throw(); + + // 27.4.2.5 Members for iword/pword storage + struct _Words + { + void* _M_pword; + long _M_iword; + _Words() : _M_pword(0), _M_iword(0) { } + }; + + // Only for failed iword/pword calls. + _Words _M_word_zero; + + // Guaranteed storage. + // The first 5 iword and pword slots are reserved for internal use. + enum { _S_local_word_size = 8 }; + _Words _M_local_word[_S_local_word_size]; + + // Allocated storage. + int _M_word_size; + _Words* _M_word; + + _Words& + _M_grow_words(int __index, bool __iword); + + // Members for locale and locale caching. + locale _M_ios_locale; + + void + _M_init() throw(); + + public: + + // 27.4.2.1.6 Class ios_base::Init + // Used to initialize standard streams. In theory, g++ could use + // -finit-priority to order this stuff correctly without going + // through these machinations. + class Init + { + friend class ios_base; + public: + Init(); + ~Init(); + +#if __cplusplus >= 201103L + Init(const Init&) = default; + Init& operator=(const Init&) = default; +#endif + + private: + static _Atomic_word _S_refcount; + static bool _S_synced_with_stdio; + }; + + // [27.4.2.2] fmtflags state functions + /** + * @brief Access to format flags. + * @return The format control flags for both input and output. + */ + fmtflags + flags() const + { return _M_flags; } + + /** + * @brief Setting new format flags all at once. + * @param __fmtfl The new flags to set. + * @return The previous format control flags. + * + * This function overwrites all the format flags with @a __fmtfl. + */ + fmtflags + flags(fmtflags __fmtfl) + { + fmtflags __old = _M_flags; + _M_flags = __fmtfl; + return __old; + } + + /** + * @brief Setting new format flags. + * @param __fmtfl Additional flags to set. + * @return The previous format control flags. + * + * This function sets additional flags in format control. Flags that + * were previously set remain set. + */ + fmtflags + setf(fmtflags __fmtfl) + { + fmtflags __old = _M_flags; + _M_flags |= __fmtfl; + return __old; + } + + /** + * @brief Setting new format flags. + * @param __fmtfl Additional flags to set. + * @param __mask The flags mask for @a fmtfl. + * @return The previous format control flags. + * + * This function clears @a mask in the format flags, then sets + * @a fmtfl @c & @a mask. An example mask is @c ios_base::adjustfield. + */ + fmtflags + setf(fmtflags __fmtfl, fmtflags __mask) + { + fmtflags __old = _M_flags; + _M_flags &= ~__mask; + _M_flags |= (__fmtfl & __mask); + return __old; + } + + /** + * @brief Clearing format flags. + * @param __mask The flags to unset. + * + * This function clears @a __mask in the format flags. + */ + void + unsetf(fmtflags __mask) + { _M_flags &= ~__mask; } + + /** + * @brief Flags access. + * @return The precision to generate on certain output operations. + * + * Be careful if you try to give a definition of @a precision here; see + * DR 189. + */ + streamsize + precision() const + { return _M_precision; } + + /** + * @brief Changing flags. + * @param __prec The new precision value. + * @return The previous value of precision(). + */ + streamsize + precision(streamsize __prec) + { + streamsize __old = _M_precision; + _M_precision = __prec; + return __old; + } + + /** + * @brief Flags access. + * @return The minimum field width to generate on output operations. + * + * Minimum field width refers to the number of characters. + */ + streamsize + width() const + { return _M_width; } + + /** + * @brief Changing flags. + * @param __wide The new width value. + * @return The previous value of width(). + */ + streamsize + width(streamsize __wide) + { + streamsize __old = _M_width; + _M_width = __wide; + return __old; + } + + // [27.4.2.4] ios_base static members + /** + * @brief Interaction with the standard C I/O objects. + * @param __sync Whether to synchronize or not. + * @return True if the standard streams were previously synchronized. + * + * The synchronization referred to is @e only that between the standard + * C facilities (e.g., stdout) and the standard C++ objects (e.g., + * cout). User-declared streams are unaffected. See + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/fstreams.html#std.io.filestreams.binary + */ + static bool + sync_with_stdio(bool __sync = true); + + // [27.4.2.3] ios_base locale functions + /** + * @brief Setting a new locale. + * @param __loc The new locale. + * @return The previous locale. + * + * Sets the new locale for this stream, and then invokes each callback + * with imbue_event. + */ + locale + imbue(const locale& __loc) throw(); + + /** + * @brief Locale access + * @return A copy of the current locale. + * + * If @c imbue(loc) has previously been called, then this function + * returns @c loc. Otherwise, it returns a copy of @c std::locale(), + * the global C++ locale. + */ + locale + getloc() const + { return _M_ios_locale; } + + /** + * @brief Locale access + * @return A reference to the current locale. + * + * Like getloc above, but returns a reference instead of + * generating a copy. + */ + const locale& + _M_getloc() const + { return _M_ios_locale; } + + // [27.4.2.5] ios_base storage functions + /** + * @brief Access to unique indices. + * @return An integer different from all previous calls. + * + * This function returns a unique integer every time it is called. It + * can be used for any purpose, but is primarily intended to be a unique + * index for the iword and pword functions. The expectation is that an + * application calls xalloc in order to obtain an index in the iword and + * pword arrays that can be used without fear of conflict. + * + * The implementation maintains a static variable that is incremented and + * returned on each invocation. xalloc is guaranteed to return an index + * that is safe to use in the iword and pword arrays. + */ + static int + xalloc() throw(); + + /** + * @brief Access to integer array. + * @param __ix Index into the array. + * @return A reference to an integer associated with the index. + * + * The iword function provides access to an array of integers that can be + * used for any purpose. The array grows as required to hold the + * supplied index. All integers in the array are initialized to 0. + * + * The implementation reserves several indices. You should use xalloc to + * obtain an index that is safe to use. Also note that since the array + * can grow dynamically, it is not safe to hold onto the reference. + */ + long& + iword(int __ix) + { + _Words& __word = ((unsigned)__ix < (unsigned)_M_word_size) + ? _M_word[__ix] : _M_grow_words(__ix, true); + return __word._M_iword; + } + + /** + * @brief Access to void pointer array. + * @param __ix Index into the array. + * @return A reference to a void* associated with the index. + * + * The pword function provides access to an array of pointers that can be + * used for any purpose. The array grows as required to hold the + * supplied index. All pointers in the array are initialized to 0. + * + * The implementation reserves several indices. You should use xalloc to + * obtain an index that is safe to use. Also note that since the array + * can grow dynamically, it is not safe to hold onto the reference. + */ + void*& + pword(int __ix) + { + _Words& __word = ((unsigned)__ix < (unsigned)_M_word_size) + ? _M_word[__ix] : _M_grow_words(__ix, false); + return __word._M_pword; + } + + // Destructor + /** + * Invokes each callback with erase_event. Destroys local storage. + * + * Note that the ios_base object for the standard streams never gets + * destroyed. As a result, any callbacks registered with the standard + * streams will not get invoked with erase_event (unless copyfmt is + * used). + */ + virtual ~ios_base(); + + protected: + ios_base() throw (); + +#if __cplusplus < 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 50. Copy constructor and assignment operator of ios_base + private: + ios_base(const ios_base&); + + ios_base& + operator=(const ios_base&); +#else + public: + ios_base(const ios_base&) = delete; + + ios_base& + operator=(const ios_base&) = delete; + + protected: + void + _M_move(ios_base&) noexcept; + + void + _M_swap(ios_base& __rhs) noexcept; +#endif + }; + + // [27.4.5.1] fmtflags manipulators + /// Calls base.setf(ios_base::boolalpha). + inline ios_base& + boolalpha(ios_base& __base) + { + __base.setf(ios_base::boolalpha); + return __base; + } + + /// Calls base.unsetf(ios_base::boolalpha). + inline ios_base& + noboolalpha(ios_base& __base) + { + __base.unsetf(ios_base::boolalpha); + return __base; + } + + /// Calls base.setf(ios_base::showbase). + inline ios_base& + showbase(ios_base& __base) + { + __base.setf(ios_base::showbase); + return __base; + } + + /// Calls base.unsetf(ios_base::showbase). + inline ios_base& + noshowbase(ios_base& __base) + { + __base.unsetf(ios_base::showbase); + return __base; + } + + /// Calls base.setf(ios_base::showpoint). + inline ios_base& + showpoint(ios_base& __base) + { + __base.setf(ios_base::showpoint); + return __base; + } + + /// Calls base.unsetf(ios_base::showpoint). + inline ios_base& + noshowpoint(ios_base& __base) + { + __base.unsetf(ios_base::showpoint); + return __base; + } + + /// Calls base.setf(ios_base::showpos). + inline ios_base& + showpos(ios_base& __base) + { + __base.setf(ios_base::showpos); + return __base; + } + + /// Calls base.unsetf(ios_base::showpos). + inline ios_base& + noshowpos(ios_base& __base) + { + __base.unsetf(ios_base::showpos); + return __base; + } + + /// Calls base.setf(ios_base::skipws). + inline ios_base& + skipws(ios_base& __base) + { + __base.setf(ios_base::skipws); + return __base; + } + + /// Calls base.unsetf(ios_base::skipws). + inline ios_base& + noskipws(ios_base& __base) + { + __base.unsetf(ios_base::skipws); + return __base; + } + + /// Calls base.setf(ios_base::uppercase). + inline ios_base& + uppercase(ios_base& __base) + { + __base.setf(ios_base::uppercase); + return __base; + } + + /// Calls base.unsetf(ios_base::uppercase). + inline ios_base& + nouppercase(ios_base& __base) + { + __base.unsetf(ios_base::uppercase); + return __base; + } + + /// Calls base.setf(ios_base::unitbuf). + inline ios_base& + unitbuf(ios_base& __base) + { + __base.setf(ios_base::unitbuf); + return __base; + } + + /// Calls base.unsetf(ios_base::unitbuf). + inline ios_base& + nounitbuf(ios_base& __base) + { + __base.unsetf(ios_base::unitbuf); + return __base; + } + + // [27.4.5.2] adjustfield manipulators + /// Calls base.setf(ios_base::internal, ios_base::adjustfield). + inline ios_base& + internal(ios_base& __base) + { + __base.setf(ios_base::internal, ios_base::adjustfield); + return __base; + } + + /// Calls base.setf(ios_base::left, ios_base::adjustfield). + inline ios_base& + left(ios_base& __base) + { + __base.setf(ios_base::left, ios_base::adjustfield); + return __base; + } + + /// Calls base.setf(ios_base::right, ios_base::adjustfield). + inline ios_base& + right(ios_base& __base) + { + __base.setf(ios_base::right, ios_base::adjustfield); + return __base; + } + + // [27.4.5.3] basefield manipulators + /// Calls base.setf(ios_base::dec, ios_base::basefield). + inline ios_base& + dec(ios_base& __base) + { + __base.setf(ios_base::dec, ios_base::basefield); + return __base; + } + + /// Calls base.setf(ios_base::hex, ios_base::basefield). + inline ios_base& + hex(ios_base& __base) + { + __base.setf(ios_base::hex, ios_base::basefield); + return __base; + } + + /// Calls base.setf(ios_base::oct, ios_base::basefield). + inline ios_base& + oct(ios_base& __base) + { + __base.setf(ios_base::oct, ios_base::basefield); + return __base; + } + + // [27.4.5.4] floatfield manipulators + /// Calls base.setf(ios_base::fixed, ios_base::floatfield). + inline ios_base& + fixed(ios_base& __base) + { + __base.setf(ios_base::fixed, ios_base::floatfield); + return __base; + } + + /// Calls base.setf(ios_base::scientific, ios_base::floatfield). + inline ios_base& + scientific(ios_base& __base) + { + __base.setf(ios_base::scientific, ios_base::floatfield); + return __base; + } + +#if __cplusplus >= 201103L + // New C++11 floatfield manipulators + + /// Calls + /// base.setf(ios_base::fixed|ios_base::scientific, ios_base::floatfield) + inline ios_base& + hexfloat(ios_base& __base) + { + __base.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield); + return __base; + } + + /// Calls @c base.unsetf(ios_base::floatfield) + inline ios_base& + defaultfloat(ios_base& __base) + { + __base.unsetf(ios_base::floatfield); + return __base; + } +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _IOS_BASE_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h.blob new file mode 100644 index 0000000..2902012 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ios_base.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc new file mode 100644 index 0000000..334a917 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc @@ -0,0 +1,1169 @@ +// istream classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/istream.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{istream} + */ + +// +// ISO C++ 14882: 27.6.1 Input streams +// + +#ifndef _ISTREAM_TCC +#define _ISTREAM_TCC 1 + +#pragma GCC system_header + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + basic_istream<_CharT, _Traits>::sentry:: + sentry(basic_istream<_CharT, _Traits>& __in, bool __noskip) : _M_ok(false) + { + ios_base::iostate __err = ios_base::goodbit; + if (__in.good()) + { + __try + { + if (__in.tie()) + __in.tie()->flush(); + if (!__noskip && bool(__in.flags() & ios_base::skipws)) + { + const __int_type __eof = traits_type::eof(); + __streambuf_type* __sb = __in.rdbuf(); + __int_type __c = __sb->sgetc(); + + const __ctype_type& __ct = __check_facet(__in._M_ctype); + while (!traits_type::eq_int_type(__c, __eof) + && __ct.is(ctype_base::space, + traits_type::to_char_type(__c))) + __c = __sb->snextc(); + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 195. Should basic_istream::sentry's constructor ever + // set eofbit? + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + __in._M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { __in._M_setstate(ios_base::badbit); } + } + + if (__in.good() && __err == ios_base::goodbit) + _M_ok = true; + else + { + __err |= ios_base::failbit; + __in.setstate(__err); + } + } + + template + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + _M_extract(_ValueT& __v) + { + sentry __cerb(*this, false); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { +#ifndef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT + const __num_get_type& __ng = __check_facet(this->_M_num_get); +#else + const __num_get_type& __ng + = use_facet<__num_get_type>(this->_M_ios_locale); +#endif + __ng.get(*this, 0, *this, __err, __v); + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + operator>>(short& __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 118. basic_istream uses nonexistent num_get member functions. + sentry __cerb(*this, false); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + long __l; +#ifndef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT + const __num_get_type& __ng = __check_facet(this->_M_num_get); +#else + const __num_get_type& __ng + = use_facet<__num_get_type>(this->_M_ios_locale); +#endif + __ng.get(*this, 0, *this, __err, __l); + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 696. istream::operator>>(int&) broken. + if (__l < __gnu_cxx::__numeric_traits::__min) + { + __err |= ios_base::failbit; + __n = __gnu_cxx::__numeric_traits::__min; + } + else if (__l > __gnu_cxx::__numeric_traits::__max) + { + __err |= ios_base::failbit; + __n = __gnu_cxx::__numeric_traits::__max; + } + else + __n = short(__l); + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + operator>>(int& __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 118. basic_istream uses nonexistent num_get member functions. + sentry __cerb(*this, false); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + long __l; +#ifndef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT + const __num_get_type& __ng = __check_facet(this->_M_num_get); +#else + const __num_get_type& __ng + = use_facet<__num_get_type>(this->_M_ios_locale); +#endif + __ng.get(*this, 0, *this, __err, __l); + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 696. istream::operator>>(int&) broken. + if (__l < __gnu_cxx::__numeric_traits::__min) + { + __err |= ios_base::failbit; + __n = __gnu_cxx::__numeric_traits::__min; + } + else if (__l > __gnu_cxx::__numeric_traits::__max) + { + __err |= ios_base::failbit; + __n = __gnu_cxx::__numeric_traits::__max; + } + else + __n = int(__l); + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + operator>>(__streambuf_type* __sbout) + { + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, false); + if (__cerb && __sbout) + { + __try + { + bool __ineof; + if (!__copy_streambufs_eof(this->rdbuf(), __sbout, __ineof)) + __err |= ios_base::failbit; + if (__ineof) + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::failbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::failbit); } + } + else if (!__sbout) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return *this; + } + + template + typename basic_istream<_CharT, _Traits>::int_type + basic_istream<_CharT, _Traits>:: + get(void) + { + const int_type __eof = traits_type::eof(); + int_type __c = __eof; + _M_gcount = 0; + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + __c = this->rdbuf()->sbumpc(); + // 27.6.1.1 paragraph 3 + if (!traits_type::eq_int_type(__c, __eof)) + _M_gcount = 1; + else + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + if (!_M_gcount) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return __c; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + get(char_type& __c) + { + _M_gcount = 0; + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + const int_type __cb = this->rdbuf()->sbumpc(); + // 27.6.1.1 paragraph 3 + if (!traits_type::eq_int_type(__cb, traits_type::eof())) + { + _M_gcount = 1; + __c = traits_type::to_char_type(__cb); + } + else + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + if (!_M_gcount) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + get(char_type* __s, streamsize __n, char_type __delim) + { + _M_gcount = 0; + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + const int_type __idelim = traits_type::to_int_type(__delim); + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + int_type __c = __sb->sgetc(); + + while (_M_gcount + 1 < __n + && !traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __idelim)) + { + *__s++ = traits_type::to_char_type(__c); + ++_M_gcount; + __c = __sb->snextc(); + } + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 243. get and getline when sentry reports failure. + if (__n > 0) + *__s = char_type(); + if (!_M_gcount) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + get(__streambuf_type& __sb, char_type __delim) + { + _M_gcount = 0; + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + const int_type __idelim = traits_type::to_int_type(__delim); + const int_type __eof = traits_type::eof(); + __streambuf_type* __this_sb = this->rdbuf(); + int_type __c = __this_sb->sgetc(); + char_type __c2 = traits_type::to_char_type(__c); + unsigned long long __gcount = 0; + + while (!traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __idelim) + && !traits_type::eq_int_type(__sb.sputc(__c2), __eof)) + { + ++__gcount; + __c = __this_sb->snextc(); + __c2 = traits_type::to_char_type(__c); + } + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3464. istream::gcount() can overflow + if (__gcount <= __gnu_cxx::__numeric_traits::__max) + _M_gcount = __gcount; + else + _M_gcount = __gnu_cxx::__numeric_traits::__max; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + if (!_M_gcount) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + getline(char_type* __s, streamsize __n, char_type __delim) + { + _M_gcount = 0; + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + const int_type __idelim = traits_type::to_int_type(__delim); + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + int_type __c = __sb->sgetc(); + + while (_M_gcount + 1 < __n + && !traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __idelim)) + { + *__s++ = traits_type::to_char_type(__c); + __c = __sb->snextc(); + ++_M_gcount; + } + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + else + { + if (traits_type::eq_int_type(__c, __idelim)) + { + __sb->sbumpc(); + ++_M_gcount; + } + else + __err |= ios_base::failbit; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 243. get and getline when sentry reports failure. + if (__n > 0) + *__s = char_type(); + if (!_M_gcount) + __err |= ios_base::failbit; + if (__err) + this->setstate(__err); + return *this; + } + + // We provide three overloads, since the first two are much simpler + // than the general case. Also, the latter two can thus adopt the + // same "batchy" strategy used by getline above. + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + ignore(void) + { + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + + if (traits_type::eq_int_type(__sb->sbumpc(), __eof)) + __err |= ios_base::eofbit; + else + _M_gcount = 1; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + ignore(streamsize __n) + { + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb && __n > 0) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + int_type __c = __sb->sgetc(); + + // N.B. On LFS-enabled platforms streamsize is still 32 bits + // wide: if we want to implement the standard mandated behavior + // for n == max() (see 27.6.1.3/24) we are at risk of signed + // integer overflow: thus these contortions. Also note that, + // by definition, when more than 2G chars are actually ignored, + // _M_gcount (the return value of gcount, that is) cannot be + // really correct, being unavoidably too small. + bool __large_ignore = false; + while (true) + { + while (_M_gcount < __n + && !traits_type::eq_int_type(__c, __eof)) + { + ++_M_gcount; + __c = __sb->snextc(); + } + if (__n == __gnu_cxx::__numeric_traits::__max + && !traits_type::eq_int_type(__c, __eof)) + { + _M_gcount = + __gnu_cxx::__numeric_traits::__min; + __large_ignore = true; + } + else + break; + } + + if (__n == __gnu_cxx::__numeric_traits::__max) + { + if (__large_ignore) + _M_gcount = __gnu_cxx::__numeric_traits::__max; + + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + } + else if (_M_gcount < __n) + { + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + ignore(streamsize __n, int_type __delim) + { + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb && __n > 0) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + int_type __c = __sb->sgetc(); + + // See comment above. + bool __large_ignore = false; + while (true) + { + while (_M_gcount < __n + && !traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __delim)) + { + ++_M_gcount; + __c = __sb->snextc(); + } + if (__n == __gnu_cxx::__numeric_traits::__max + && !traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __delim)) + { + _M_gcount = + __gnu_cxx::__numeric_traits::__min; + __large_ignore = true; + } + else + break; + } + + if (__n == __gnu_cxx::__numeric_traits::__max) + { + if (__large_ignore) + _M_gcount = __gnu_cxx::__numeric_traits::__max; + + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + else + { + if (_M_gcount != __n) + ++_M_gcount; + __sb->sbumpc(); + } + } + else if (_M_gcount < __n) // implies __c == __delim or EOF + { + if (traits_type::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + else + { + ++_M_gcount; + __sb->sbumpc(); + } + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + typename basic_istream<_CharT, _Traits>::int_type + basic_istream<_CharT, _Traits>:: + peek(void) + { + int_type __c = traits_type::eof(); + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + __c = this->rdbuf()->sgetc(); + if (traits_type::eq_int_type(__c, traits_type::eof())) + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return __c; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + read(char_type* __s, streamsize __n) + { + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + _M_gcount = this->rdbuf()->sgetn(__s, __n); + if (_M_gcount != __n) + __err |= (ios_base::eofbit | ios_base::failbit); + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + streamsize + basic_istream<_CharT, _Traits>:: + readsome(char_type* __s, streamsize __n) + { + _M_gcount = 0; + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + // Cannot compare int_type with streamsize generically. + const streamsize __num = this->rdbuf()->in_avail(); + if (__num > 0) + _M_gcount = this->rdbuf()->sgetn(__s, std::min(__num, __n)); + else if (__num == -1) + __err |= ios_base::eofbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return _M_gcount; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + putback(char_type __c) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 60. What is a formatted input function? + _M_gcount = 0; + // Clear eofbit per N3168. + this->clear(this->rdstate() & ~ios_base::eofbit); + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + if (!__sb + || traits_type::eq_int_type(__sb->sputbackc(__c), __eof)) + __err |= ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + unget(void) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 60. What is a formatted input function? + _M_gcount = 0; + // Clear eofbit per N3168. + this->clear(this->rdstate() & ~ios_base::eofbit); + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __eof = traits_type::eof(); + __streambuf_type* __sb = this->rdbuf(); + if (!__sb + || traits_type::eq_int_type(__sb->sungetc(), __eof)) + __err |= ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + int + basic_istream<_CharT, _Traits>:: + sync(void) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR60. Do not change _M_gcount. + int __ret = -1; + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + __streambuf_type* __sb = this->rdbuf(); + if (__sb) + { + if (__sb->pubsync() == -1) + __err |= ios_base::badbit; + else + __ret = 0; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return __ret; + } + + template + typename basic_istream<_CharT, _Traits>::pos_type + basic_istream<_CharT, _Traits>:: + tellg(void) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR60. Do not change _M_gcount. + pos_type __ret = pos_type(-1); + sentry __cerb(*this, true); + if (__cerb) + { + __try + { + if (!this->fail()) + __ret = this->rdbuf()->pubseekoff(0, ios_base::cur, + ios_base::in); + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + } + return __ret; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + seekg(pos_type __pos) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR60. Do not change _M_gcount. + // Clear eofbit per N3168. + this->clear(this->rdstate() & ~ios_base::eofbit); + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + if (!this->fail()) + { + // 136. seekp, seekg setting wrong streams? + const pos_type __p = this->rdbuf()->pubseekpos(__pos, + ios_base::in); + + // 129. Need error indication from seekp() and seekg() + if (__p == pos_type(off_type(-1))) + __err |= ios_base::failbit; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_istream<_CharT, _Traits>& + basic_istream<_CharT, _Traits>:: + seekg(off_type __off, ios_base::seekdir __dir) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR60. Do not change _M_gcount. + // Clear eofbit per N3168. + this->clear(this->rdstate() & ~ios_base::eofbit); + sentry __cerb(*this, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + if (!this->fail()) + { + // 136. seekp, seekg setting wrong streams? + const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir, + ios_base::in); + + // 129. Need error indication from seekp() and seekg() + if (__p == pos_type(off_type(-1))) + __err |= ios_base::failbit; + } + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + // 27.6.1.2.3 Character extraction templates + template + basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) + { + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef typename __istream_type::int_type __int_type; + + typename __istream_type::sentry __cerb(__in, false); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const __int_type __cb = __in.rdbuf()->sbumpc(); + if (!_Traits::eq_int_type(__cb, _Traits::eof())) + __c = _Traits::to_char_type(__cb); + else + __err |= (ios_base::eofbit | ios_base::failbit); + } + __catch(__cxxabiv1::__forced_unwind&) + { + __in._M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { __in._M_setstate(ios_base::badbit); } + if (__err) + __in.setstate(__err); + } + return __in; + } + + template + void + __istream_extract(basic_istream<_CharT, _Traits>& __in, _CharT* __s, + streamsize __num) + { + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef basic_streambuf<_CharT, _Traits> __streambuf_type; + typedef typename _Traits::int_type int_type; + typedef _CharT char_type; + typedef ctype<_CharT> __ctype_type; + + streamsize __extracted = 0; + ios_base::iostate __err = ios_base::goodbit; + typename __istream_type::sentry __cerb(__in, false); + if (__cerb) + { + __try + { + // Figure out how many characters to extract. + streamsize __width = __in.width(); + if (0 < __width && __width < __num) + __num = __width; + + const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc()); + + const int_type __eof = _Traits::eof(); + __streambuf_type* __sb = __in.rdbuf(); + int_type __c = __sb->sgetc(); + + while (__extracted < __num - 1 + && !_Traits::eq_int_type(__c, __eof) + && !__ct.is(ctype_base::space, + _Traits::to_char_type(__c))) + { + *__s++ = _Traits::to_char_type(__c); + ++__extracted; + __c = __sb->snextc(); + } + + if (__extracted < __num - 1 + && _Traits::eq_int_type(__c, __eof)) + __err |= ios_base::eofbit; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 68. Extractors for char* should store null at end + *__s = char_type(); + __in.width(0); + } + __catch(__cxxabiv1::__forced_unwind&) + { + __in._M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { __in._M_setstate(ios_base::badbit); } + } + if (!__extracted) + __err |= ios_base::failbit; + if (__err) + __in.setstate(__err); + } + + // 27.6.1.4 Standard basic_istream manipulators + template + basic_istream<_CharT, _Traits>& + ws(basic_istream<_CharT, _Traits>& __in) + { + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef basic_streambuf<_CharT, _Traits> __streambuf_type; + typedef typename __istream_type::int_type __int_type; + typedef ctype<_CharT> __ctype_type; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 451. behavior of std::ws + typename __istream_type::sentry __cerb(__in, true); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc()); + const __int_type __eof = _Traits::eof(); + __streambuf_type* __sb = __in.rdbuf(); + __int_type __c = __sb->sgetc(); + + while (true) + { + if (_Traits::eq_int_type(__c, __eof)) + { + __err = ios_base::eofbit; + break; + } + if (!__ct.is(ctype_base::space, _Traits::to_char_type(__c))) + break; + __c = __sb->snextc(); + } + } + __catch (const __cxxabiv1::__forced_unwind&) + { + __in._M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch (...) + { + __in._M_setstate(ios_base::badbit); + } + if (__err) + __in.setstate(__err); + } + return __in; + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class basic_istream; + extern template istream& ws(istream&); + extern template istream& operator>>(istream&, char&); + extern template istream& operator>>(istream&, unsigned char&); + extern template istream& operator>>(istream&, signed char&); + + extern template istream& istream::_M_extract(unsigned short&); + extern template istream& istream::_M_extract(unsigned int&); + extern template istream& istream::_M_extract(long&); + extern template istream& istream::_M_extract(unsigned long&); + extern template istream& istream::_M_extract(bool&); +#ifdef _GLIBCXX_USE_LONG_LONG + extern template istream& istream::_M_extract(long long&); + extern template istream& istream::_M_extract(unsigned long long&); +#endif + extern template istream& istream::_M_extract(float&); + extern template istream& istream::_M_extract(double&); + extern template istream& istream::_M_extract(long double&); + extern template istream& istream::_M_extract(void*&); + + extern template class basic_iostream; + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class basic_istream; + extern template wistream& ws(wistream&); + extern template wistream& operator>>(wistream&, wchar_t&); + extern template void __istream_extract(wistream&, wchar_t*, streamsize); + + extern template wistream& wistream::_M_extract(unsigned short&); + extern template wistream& wistream::_M_extract(unsigned int&); + extern template wistream& wistream::_M_extract(long&); + extern template wistream& wistream::_M_extract(unsigned long&); + extern template wistream& wistream::_M_extract(bool&); +#ifdef _GLIBCXX_USE_LONG_LONG + extern template wistream& wistream::_M_extract(long long&); + extern template wistream& wistream::_M_extract(unsigned long long&); +#endif + extern template wistream& wistream::_M_extract(float&); + extern template wistream& wistream::_M_extract(double&); + extern template wistream& wistream::_M_extract(long double&); + extern template wistream& wistream::_M_extract(void*&); + + extern template class basic_iostream; +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc.blob new file mode 100644 index 0000000..7785178 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@istream.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h new file mode 100644 index 0000000..32b2a3f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h @@ -0,0 +1,871 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/locale_classes.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +#ifndef _LOCALE_CLASSES_H +#define _LOCALE_CLASSES_H 1 + +#pragma GCC system_header + +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // 22.1.1 Class locale + /** + * @brief Container class for localization functionality. + * @ingroup locales + * + * The locale class is first a class wrapper for C library locales. It is + * also an extensible container for user-defined localization. A locale is + * a collection of facets that implement various localization features such + * as money, time, and number printing. + * + * Constructing C++ locales does not change the C library locale. + * + * This library supports efficient construction and copying of locales + * through a reference counting implementation of the locale class. + */ + class locale + { + public: + // Types: + /// Definition of locale::category. + typedef int category; + + // Forward decls and friends: + class facet; + class id; + class _Impl; + + friend class facet; + friend class _Impl; + + template + friend bool + has_facet(const locale&) throw(); + + template + friend const _Facet& + use_facet(const locale&); + + template + friend const _Facet* + __try_use_facet(const locale&) _GLIBCXX_NOTHROW; + + template + friend struct __use_cache; + + ///@{ + /** + * @brief Category values. + * + * The standard category values are none, ctype, numeric, collate, time, + * monetary, and messages. They form a bitmask that supports union and + * intersection. The category all is the union of these values. + * + * NB: Order must match _S_facet_categories definition in locale.cc + */ + static const category none = 0; + static const category ctype = 1L << 0; + static const category numeric = 1L << 1; + static const category collate = 1L << 2; + static const category time = 1L << 3; + static const category monetary = 1L << 4; + static const category messages = 1L << 5; + static const category all = (ctype | numeric | collate | + time | monetary | messages); + ///@} + + // Construct/copy/destroy: + + /** + * @brief Default constructor. + * + * Constructs a copy of the global locale. If no locale has been + * explicitly set, this is the C locale. + */ + locale() throw(); + + /** + * @brief Copy constructor. + * + * Constructs a copy of @a other. + * + * @param __other The locale to copy. + */ + locale(const locale& __other) throw(); + + /** + * @brief Named locale constructor. + * + * Constructs a copy of the named C library locale. + * + * @param __s Name of the locale to construct. + * @throw std::runtime_error if __s is null or an undefined locale. + */ + explicit + locale(const char* __s); + + /** + * @brief Construct locale with facets from another locale. + * + * Constructs a copy of the locale @a base. The facets specified by @a + * cat are replaced with those from the locale named by @a s. If base is + * named, this locale instance will also be named. + * + * @param __base The locale to copy. + * @param __s Name of the locale to use facets from. + * @param __cat Set of categories defining the facets to use from __s. + * @throw std::runtime_error if __s is null or an undefined locale. + */ + locale(const locale& __base, const char* __s, category __cat); + +#if __cplusplus >= 201103L + /** + * @brief Named locale constructor. + * + * Constructs a copy of the named C library locale. + * + * @param __s Name of the locale to construct. + * @throw std::runtime_error if __s is an undefined locale. + */ + explicit + locale(const std::string& __s) : locale(__s.c_str()) { } + + /** + * @brief Construct locale with facets from another locale. + * + * Constructs a copy of the locale @a base. The facets specified by @a + * cat are replaced with those from the locale named by @a s. If base is + * named, this locale instance will also be named. + * + * @param __base The locale to copy. + * @param __s Name of the locale to use facets from. + * @param __cat Set of categories defining the facets to use from __s. + * @throw std::runtime_error if __s is an undefined locale. + */ + locale(const locale& __base, const std::string& __s, category __cat) + : locale(__base, __s.c_str(), __cat) { } +#endif + + /** + * @brief Construct locale with facets from another locale. + * + * Constructs a copy of the locale @a base. The facets specified by @a + * cat are replaced with those from the locale @a add. If @a base and @a + * add are named, this locale instance will also be named. + * + * @param __base The locale to copy. + * @param __add The locale to use facets from. + * @param __cat Set of categories defining the facets to use from add. + */ + locale(const locale& __base, const locale& __add, category __cat); + + /** + * @brief Construct locale with another facet. + * + * Constructs a copy of the locale @a __other. The facet @a __f + * is added to @a __other, replacing an existing facet of type + * Facet if there is one. If @a __f is null, this locale is a + * copy of @a __other. + * + * @param __other The locale to copy. + * @param __f The facet to add in. + */ + template + locale(const locale& __other, _Facet* __f); + + /// Locale destructor. + ~locale() throw(); + + /** + * @brief Assignment operator. + * + * Set this locale to be a copy of @a other. + * + * @param __other The locale to copy. + * @return A reference to this locale. + */ + const locale& + operator=(const locale& __other) throw(); + + /** + * @brief Construct locale with another facet. + * + * Constructs and returns a new copy of this locale. Adds or replaces an + * existing facet of type Facet from the locale @a other into the new + * locale. + * + * @tparam _Facet The facet type to copy from other + * @param __other The locale to copy from. + * @return Newly constructed locale. + * @throw std::runtime_error if __other has no facet of type _Facet. + */ + template + locale + combine(const locale& __other) const; + + // Locale operations: + /** + * @brief Return locale name. + * @return Locale name or "*" if unnamed. + */ + _GLIBCXX_DEFAULT_ABI_TAG + string + name() const; + + /** + * @brief Locale equality. + * + * @param __other The locale to compare against. + * @return True if other and this refer to the same locale instance, are + * copies, or have the same name. False otherwise. + */ + bool + operator==(const locale& __other) const throw(); + +#if __cpp_impl_three_way_comparison < 201907L + /** + * @brief Locale inequality. + * + * @param __other The locale to compare against. + * @return ! (*this == __other) + */ + bool + operator!=(const locale& __other) const throw() + { return !(this->operator==(__other)); } +#endif + + /** + * @brief Compare two strings according to collate. + * + * Template operator to compare two strings using the compare function of + * the collate facet in this locale. One use is to provide the locale to + * the sort function. For example, a vector v of strings could be sorted + * according to locale loc by doing: + * @code + * std::sort(v.begin(), v.end(), loc); + * @endcode + * + * @param __s1 First string to compare. + * @param __s2 Second string to compare. + * @return True if collate<_Char> facet compares __s1 < __s2, else false. + */ + template + bool + operator()(const basic_string<_Char, _Traits, _Alloc>& __s1, + const basic_string<_Char, _Traits, _Alloc>& __s2) const; + + // Global locale objects: + /** + * @brief Set global locale + * + * This function sets the global locale to the argument and returns a + * copy of the previous global locale. If the argument has a name, it + * will also call std::setlocale(LC_ALL, loc.name()). + * + * @param __loc The new locale to make global. + * @return Copy of the old global locale. + */ + static locale + global(const locale& __loc); + + /** + * @brief Return reference to the C locale. + */ + static const locale& + classic(); + + private: + // The (shared) implementation + _Impl* _M_impl; + + // The "C" reference locale + static _Impl* _S_classic; + + // Current global locale + static _Impl* _S_global; + + // Names of underlying locale categories. + // NB: locale::global() has to know how to modify all the + // underlying categories, not just the ones required by the C++ + // standard. + static const char* const* const _S_categories; + + // Number of standard categories. For C++, these categories are + // collate, ctype, monetary, numeric, time, and messages. These + // directly correspond to ISO C99 macros LC_COLLATE, LC_CTYPE, + // LC_MONETARY, LC_NUMERIC, and LC_TIME. In addition, POSIX (IEEE + // 1003.1-2001) specifies LC_MESSAGES. + // In addition to the standard categories, the underlying + // operating system is allowed to define extra LC_* + // macros. For GNU systems, the following are also valid: + // LC_PAPER, LC_NAME, LC_ADDRESS, LC_TELEPHONE, LC_MEASUREMENT, + // and LC_IDENTIFICATION. + enum { _S_categories_size = 6 + _GLIBCXX_NUM_CATEGORIES }; + +#ifdef __GTHREADS + static __gthread_once_t _S_once; +#endif + + explicit + locale(_Impl*) throw(); + + static void + _S_initialize(); + + static void + _S_initialize_once() throw(); + + static category + _S_normalize_category(category); + + void + _M_coalesce(const locale& __base, const locale& __add, category __cat); + +#if _GLIBCXX_USE_CXX11_ABI + static const id* const _S_twinned_facets[]; +#endif + }; + + + // 22.1.1.1.2 Class locale::facet + /** + * @brief Localization functionality base class. + * @ingroup locales + * + * The facet class is the base class for a localization feature, such as + * money, time, and number printing. It provides common support for facets + * and reference management. + * + * Facets may not be copied or assigned. + */ + class locale::facet + { + private: + friend class locale; + friend class locale::_Impl; + + mutable _Atomic_word _M_refcount; + + // Contains data from the underlying "C" library for the classic locale. + static __c_locale _S_c_locale; + + // String literal for the name of the classic locale. + static const char _S_c_name[2]; + +#ifdef __GTHREADS + static __gthread_once_t _S_once; +#endif + + static void + _S_initialize_once(); + + protected: + /** + * @brief Facet constructor. + * + * This is the constructor provided by the standard. If refs is 0, the + * facet is destroyed when the last referencing locale is destroyed. + * Otherwise the facet will never be destroyed. + * + * @param __refs The initial value for reference count. + */ + explicit + facet(size_t __refs = 0) throw() : _M_refcount(__refs ? 1 : 0) + { } + + /// Facet destructor. + virtual + ~facet(); + + static void + _S_create_c_locale(__c_locale& __cloc, const char* __s, + __c_locale __old = 0); + + static __c_locale + _S_clone_c_locale(__c_locale& __cloc) throw(); + + static void + _S_destroy_c_locale(__c_locale& __cloc); + + static __c_locale + _S_lc_ctype_c_locale(__c_locale __cloc, const char* __s); + + // Returns data from the underlying "C" library data for the + // classic locale. + static __c_locale + _S_get_c_locale(); + + _GLIBCXX_CONST static const char* + _S_get_c_name() throw(); + +#if __cplusplus < 201103L + private: + facet(const facet&); // Not defined. + + facet& + operator=(const facet&); // Not defined. +#else + facet(const facet&) = delete; + + facet& + operator=(const facet&) = delete; +#endif + + private: + void + _M_add_reference() const throw() + { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); } + + void + _M_remove_reference() const throw() + { + // Be race-detector-friendly. For more info see bits/c++config. + _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&_M_refcount); + if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1) + { + _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&_M_refcount); + __try + { delete this; } + __catch(...) + { } + } + } + + const facet* _M_sso_shim(const id*) const; + const facet* _M_cow_shim(const id*) const; + + protected: + class __shim; // For internal use only. + }; + + + // 22.1.1.1.3 Class locale::id + /** + * @brief Facet ID class. + * @ingroup locales + * + * The ID class provides facets with an index used to identify them. + * Every facet class must define a public static member locale::id, or be + * derived from a facet that provides this member, otherwise the facet + * cannot be used in a locale. The locale::id ensures that each class + * type gets a unique identifier. + */ + class locale::id + { + private: + friend class locale; + friend class locale::_Impl; + + template + friend const _Facet& + use_facet(const locale&); + + template + friend bool + has_facet(const locale&) throw(); + + template + friend const _Facet* + __try_use_facet(const locale&) _GLIBCXX_NOTHROW; + + // NB: There is no accessor for _M_index because it may be used + // before the constructor is run; the effect of calling a member + // function (even an inline) would be undefined. + mutable size_t _M_index; + + // Last id number assigned. + static _Atomic_word _S_refcount; + + void + operator=(const id&); // Not defined. + + id(const id&); // Not defined. + + public: + // NB: This class is always a static data member, and thus can be + // counted on to be zero-initialized. + /// Constructor. + id() { } + + size_t + _M_id() const throw(); + }; + + + // Implementation object for locale. + class locale::_Impl + { + public: + // Friends. + friend class locale; + friend class locale::facet; + + template + friend bool + has_facet(const locale&) throw(); + + template + friend const _Facet& + use_facet(const locale&); + + template + friend const _Facet* + __try_use_facet(const locale&) _GLIBCXX_NOTHROW; + + template + friend struct __use_cache; + + private: + // Data Members. + _Atomic_word _M_refcount; + const facet** _M_facets; + size_t _M_facets_size; + const facet** _M_caches; + char** _M_names; + static const locale::id* const _S_id_ctype[]; + static const locale::id* const _S_id_numeric[]; + static const locale::id* const _S_id_collate[]; + static const locale::id* const _S_id_time[]; + static const locale::id* const _S_id_monetary[]; + static const locale::id* const _S_id_messages[]; + static const locale::id* const* const _S_facet_categories[]; + + void + _M_add_reference() throw() + { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); } + + void + _M_remove_reference() throw() + { + // Be race-detector-friendly. For more info see bits/c++config. + _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&_M_refcount); + if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1) + { + _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&_M_refcount); + __try + { delete this; } + __catch(...) + { } + } + } + + _Impl(const _Impl&, size_t); + _Impl(const char*, size_t); + _Impl(size_t) throw(); + + ~_Impl() throw(); + + _Impl(const _Impl&); // Not defined. + + void + operator=(const _Impl&); // Not defined. + + bool + _M_check_same_name() + { + bool __ret = true; + if (_M_names[1]) + // We must actually compare all the _M_names: can be all equal! + for (size_t __i = 0; __ret && __i < _S_categories_size - 1; ++__i) + __ret = __builtin_strcmp(_M_names[__i], _M_names[__i + 1]) == 0; + return __ret; + } + + void + _M_replace_categories(const _Impl*, category); + + void + _M_replace_category(const _Impl*, const locale::id* const*); + + void + _M_replace_facet(const _Impl*, const locale::id*); + + void + _M_install_facet(const locale::id*, const facet*); + + template + void + _M_init_facet(_Facet* __facet) + { _M_install_facet(&_Facet::id, __facet); } + + template + void + _M_init_facet_unchecked(_Facet* __facet) + { + __facet->_M_add_reference(); + _M_facets[_Facet::id._M_id()] = __facet; + } + + void + _M_install_cache(const facet*, size_t); + + void _M_init_extra(facet**); + void _M_init_extra(void*, void*, const char*, const char*); + +#ifdef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT + void _M_init_extra_ldbl128(bool); +#endif + }; + + + /** + * @brief Facet for localized string comparison. + * + * This facet encapsulates the code to compare strings in a localized + * manner. + * + * The collate template uses protected virtual functions to provide + * the actual results. The public accessors forward the call to + * the virtual functions. These virtual functions are hooks for + * developers to implement the behavior they require from the + * collate facet. + */ + template + class _GLIBCXX_NAMESPACE_CXX11 collate : public locale::facet + { + public: + // Types: + ///@{ + /// Public typedefs + typedef _CharT char_type; + typedef basic_string<_CharT> string_type; + ///@} + + protected: + // Underlying "C" library locale information saved from + // initialization, needed by collate_byname as well. + __c_locale _M_c_locale_collate; + + public: + /// Numpunct facet id. + static locale::id id; + + /** + * @brief Constructor performs initialization. + * + * This is the constructor provided by the standard. + * + * @param __refs Passed to the base facet class. + */ + explicit + collate(size_t __refs = 0) + : facet(__refs), _M_c_locale_collate(_S_get_c_locale()) + { } + + /** + * @brief Internal constructor. Not for general use. + * + * This is a constructor for use by the library itself to set up new + * locales. + * + * @param __cloc The C locale. + * @param __refs Passed to the base facet class. + */ + explicit + collate(__c_locale __cloc, size_t __refs = 0) + : facet(__refs), _M_c_locale_collate(_S_clone_c_locale(__cloc)) + { } + + /** + * @brief Compare two strings. + * + * This function compares two strings and returns the result by calling + * collate::do_compare(). + * + * @param __lo1 Start of string 1. + * @param __hi1 End of string 1. + * @param __lo2 Start of string 2. + * @param __hi2 End of string 2. + * @return 1 if string1 > string2, -1 if string1 < string2, else 0. + */ + int + compare(const _CharT* __lo1, const _CharT* __hi1, + const _CharT* __lo2, const _CharT* __hi2) const + { return this->do_compare(__lo1, __hi1, __lo2, __hi2); } + + /** + * @brief Transform string to comparable form. + * + * This function is a wrapper for strxfrm functionality. It takes the + * input string and returns a modified string that can be directly + * compared to other transformed strings. In the C locale, this + * function just returns a copy of the input string. In some other + * locales, it may replace two chars with one, change a char for + * another, etc. It does so by returning collate::do_transform(). + * + * @param __lo Start of string. + * @param __hi End of string. + * @return Transformed string_type. + */ + string_type + transform(const _CharT* __lo, const _CharT* __hi) const + { return this->do_transform(__lo, __hi); } + + /** + * @brief Return hash of a string. + * + * This function computes and returns a hash on the input string. It + * does so by returning collate::do_hash(). + * + * @param __lo Start of string. + * @param __hi End of string. + * @return Hash value. + */ + long + hash(const _CharT* __lo, const _CharT* __hi) const + { return this->do_hash(__lo, __hi); } + + // Used to abstract out _CharT bits in virtual member functions, below. + int + _M_compare(const _CharT*, const _CharT*) const throw(); + + size_t + _M_transform(_CharT*, const _CharT*, size_t) const throw(); + + protected: + /// Destructor. + virtual + ~collate() + { _S_destroy_c_locale(_M_c_locale_collate); } + + /** + * @brief Compare two strings. + * + * This function is a hook for derived classes to change the value + * returned. @see compare(). + * + * @param __lo1 Start of string 1. + * @param __hi1 End of string 1. + * @param __lo2 Start of string 2. + * @param __hi2 End of string 2. + * @return 1 if string1 > string2, -1 if string1 < string2, else 0. + */ + virtual int + do_compare(const _CharT* __lo1, const _CharT* __hi1, + const _CharT* __lo2, const _CharT* __hi2) const; + + /** + * @brief Transform string to comparable form. + * + * This function is a hook for derived classes to change the value + * returned. + * + * @param __lo Start. + * @param __hi End. + * @return transformed string. + */ + virtual string_type + do_transform(const _CharT* __lo, const _CharT* __hi) const; + + /** + * @brief Return hash of a string. + * + * This function computes and returns a hash on the input string. This + * function is a hook for derived classes to change the value returned. + * + * @param __lo Start of string. + * @param __hi End of string. + * @return Hash value. + */ + virtual long + do_hash(const _CharT* __lo, const _CharT* __hi) const; + }; + + template + locale::id collate<_CharT>::id; + + // Specializations. + template<> + int + collate::_M_compare(const char*, const char*) const throw(); + + template<> + size_t + collate::_M_transform(char*, const char*, size_t) const throw(); + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + int + collate::_M_compare(const wchar_t*, const wchar_t*) const throw(); + + template<> + size_t + collate::_M_transform(wchar_t*, const wchar_t*, size_t) const throw(); +#endif + + /// class collate_byname [22.2.4.2]. + template + class _GLIBCXX_NAMESPACE_CXX11 collate_byname : public collate<_CharT> + { + public: + ///@{ + /// Public typedefs + typedef _CharT char_type; + typedef basic_string<_CharT> string_type; + ///@} + + explicit + collate_byname(const char* __s, size_t __refs = 0) + : collate<_CharT>(__refs) + { + if (__builtin_strcmp(__s, "C") != 0 + && __builtin_strcmp(__s, "POSIX") != 0) + { + this->_S_destroy_c_locale(this->_M_c_locale_collate); + this->_S_create_c_locale(this->_M_c_locale_collate, __s); + } + } + +#if __cplusplus >= 201103L + explicit + collate_byname(const string& __s, size_t __refs = 0) + : collate_byname(__s.c_str(), __refs) { } +#endif + + protected: + virtual + ~collate_byname() { } + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +# include + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h.blob new file mode 100644 index 0000000..5aa208c Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc new file mode 100644 index 0000000..94838cd --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc @@ -0,0 +1,370 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/locale_classes.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +#ifndef _LOCALE_CLASSES_TCC +#define _LOCALE_CLASSES_TCC 1 + +#pragma GCC system_header + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + locale:: + locale(const locale& __other, _Facet* __f) + { + _M_impl = new _Impl(*__other._M_impl, 1); + + __try + { _M_impl->_M_install_facet(&_Facet::id, __f); } + __catch(...) + { + _M_impl->_M_remove_reference(); + __throw_exception_again; + } + delete [] _M_impl->_M_names[0]; + _M_impl->_M_names[0] = 0; // Unnamed. + } + + template + locale + locale:: + combine(const locale& __other) const + { + _Impl* __tmp = new _Impl(*_M_impl, 1); + __try + { + __tmp->_M_replace_facet(__other._M_impl, &_Facet::id); + } + __catch(...) + { + __tmp->_M_remove_reference(); + __throw_exception_again; + } + return locale(__tmp); + } + + template + bool + locale:: + operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1, + const basic_string<_CharT, _Traits, _Alloc>& __s2) const + { + typedef std::collate<_CharT> __collate_type; + const __collate_type& __collate = use_facet<__collate_type>(*this); + return (__collate.compare(__s1.data(), __s1.data() + __s1.length(), + __s2.data(), __s2.data() + __s2.length()) < 0); + } + + template + inline const _Facet* + __try_use_facet(const locale& __loc) _GLIBCXX_NOTHROW + { + const size_t __i = _Facet::id._M_id(); + const locale::facet** __facets = __loc._M_impl->_M_facets; + + // We know these standard facets are always installed in every locale + // so dynamic_cast always succeeds, just use static_cast instead. +#define _GLIBCXX_STD_FACET(...) \ + if _GLIBCXX17_CONSTEXPR (__is_same(_Facet, __VA_ARGS__)) \ + return static_cast(__facets[__i]) + + _GLIBCXX_STD_FACET(ctype); + _GLIBCXX_STD_FACET(num_get); + _GLIBCXX_STD_FACET(num_put); + _GLIBCXX_STD_FACET(codecvt); + _GLIBCXX_STD_FACET(collate); + _GLIBCXX_STD_FACET(moneypunct); + _GLIBCXX_STD_FACET(moneypunct); + _GLIBCXX_STD_FACET(money_get); + _GLIBCXX_STD_FACET(money_put); + _GLIBCXX_STD_FACET(numpunct); + _GLIBCXX_STD_FACET(time_get); + _GLIBCXX_STD_FACET(time_put); + _GLIBCXX_STD_FACET(messages); + +#ifdef _GLIBCXX_USE_WCHAR_T + _GLIBCXX_STD_FACET(ctype); + _GLIBCXX_STD_FACET(num_get); + _GLIBCXX_STD_FACET(num_put); + _GLIBCXX_STD_FACET(codecvt); + _GLIBCXX_STD_FACET(collate); + _GLIBCXX_STD_FACET(moneypunct); + _GLIBCXX_STD_FACET(moneypunct); + _GLIBCXX_STD_FACET(money_get); + _GLIBCXX_STD_FACET(money_put); + _GLIBCXX_STD_FACET(numpunct); + _GLIBCXX_STD_FACET(time_get); + _GLIBCXX_STD_FACET(time_put); + _GLIBCXX_STD_FACET(messages); +#endif +#ifdef _GLIBCXX_USE_CHAR8_T + _GLIBCXX_STD_FACET(codecvt); +#endif +#if __cplusplus >= 201103L + _GLIBCXX_STD_FACET(codecvt); + _GLIBCXX_STD_FACET(codecvt); +#endif + +#undef _GLIBCXX_STD_FACET + + if (__i >= __loc._M_impl->_M_facets_size || !__facets[__i]) + return 0; + +#if __cpp_rtti + return dynamic_cast(__facets[__i]); +#else + return static_cast(__facets[__i]); +#endif + } + + /** + * @brief Test for the presence of a facet. + * @ingroup locales + * + * has_facet tests the locale argument for the presence of the facet type + * provided as the template parameter. Facets derived from the facet + * parameter will also return true. + * + * @tparam _Facet The facet type to test the presence of. + * @param __loc The locale to test. + * @return true if @p __loc contains a facet of type _Facet, else false. + */ + template + inline bool + has_facet(const locale& __loc) throw() + { +#if __cplusplus >= 201103L + static_assert(__is_base_of(locale::facet, _Facet), + "template argument must be derived from locale::facet"); +#else + (void) static_cast(static_cast(0)); +#endif + return std::__try_use_facet<_Facet>(__loc) != 0; + } + + /** + * @brief Return a facet. + * @ingroup locales + * + * use_facet looks for and returns a reference to a facet of type Facet + * where Facet is the template parameter. If has_facet(locale) is true, + * there is a suitable facet to return. It throws std::bad_cast if the + * locale doesn't contain a facet of type Facet. + * + * @tparam _Facet The facet type to access. + * @param __loc The locale to use. + * @return Reference to facet of type Facet. + * @throw std::bad_cast if @p __loc doesn't contain a facet of type _Facet. + */ +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdangling-reference" + template + inline const _Facet& + use_facet(const locale& __loc) + { +#if __cplusplus >= 201103L + static_assert(__is_base_of(locale::facet, _Facet), + "template argument must be derived from locale::facet"); +#else + (void) static_cast(static_cast(0)); +#endif + if (const _Facet* __f = std::__try_use_facet<_Facet>(__loc)) + return *__f; + __throw_bad_cast(); + } +#pragma GCC diagnostic pop + + + // Generic version does nothing. + template + int + collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const throw () + { return 0; } + + // Generic version does nothing. + template + size_t + collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const throw () + { return 0; } + + template + int + collate<_CharT>:: + do_compare(const _CharT* __lo1, const _CharT* __hi1, + const _CharT* __lo2, const _CharT* __hi2) const + { + // strcoll assumes zero-terminated strings so we make a copy + // and then put a zero at the end. + const string_type __one(__lo1, __hi1); + const string_type __two(__lo2, __hi2); + + const _CharT* __p = __one.c_str(); + const _CharT* __pend = __one.data() + __one.length(); + const _CharT* __q = __two.c_str(); + const _CharT* __qend = __two.data() + __two.length(); + + // strcoll stops when it sees a nul character so we break + // the strings into zero-terminated substrings and pass those + // to strcoll. + for (;;) + { + const int __res = _M_compare(__p, __q); + if (__res) + return __res; + + __p += char_traits<_CharT>::length(__p); + __q += char_traits<_CharT>::length(__q); + if (__p == __pend && __q == __qend) + return 0; + else if (__p == __pend) + return -1; + else if (__q == __qend) + return 1; + + __p++; + __q++; + } + } + + template + typename collate<_CharT>::string_type + collate<_CharT>:: + do_transform(const _CharT* __lo, const _CharT* __hi) const + { + string_type __ret; + + // strxfrm assumes zero-terminated strings so we make a copy + const string_type __str(__lo, __hi); + + const _CharT* __p = __str.c_str(); + const _CharT* __pend = __str.data() + __str.length(); + + size_t __len = (__hi - __lo) * 2; + + _CharT* __c = new _CharT[__len]; + + __try + { + // strxfrm stops when it sees a nul character so we break + // the string into zero-terminated substrings and pass those + // to strxfrm. + for (;;) + { + // First try a buffer perhaps big enough. + size_t __res = _M_transform(__c, __p, __len); + // If the buffer was not large enough, try again with the + // correct size. + if (__res >= __len) + { + __len = __res + 1; + delete [] __c, __c = 0; + __c = new _CharT[__len]; + __res = _M_transform(__c, __p, __len); + } + + __ret.append(__c, __res); + __p += char_traits<_CharT>::length(__p); + if (__p == __pend) + break; + + __p++; + __ret.push_back(_CharT()); + } + } + __catch(...) + { + delete [] __c; + __throw_exception_again; + } + + delete [] __c; + + return __ret; + } + + template + long + collate<_CharT>:: + do_hash(const _CharT* __lo, const _CharT* __hi) const + { + unsigned long __val = 0; + for (; __lo < __hi; ++__lo) + __val = + *__lo + ((__val << 7) + | (__val >> (__gnu_cxx::__numeric_traits:: + __digits - 7))); + return static_cast(__val); + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class collate; + extern template class collate_byname; + + extern template + const collate* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const collate& + use_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class collate; + extern template class collate_byname; + + extern template + const collate* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const collate& + use_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc.blob new file mode 100644 index 0000000..6590fee Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_classes.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h new file mode 100644 index 0000000..d469195 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h @@ -0,0 +1,2689 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/locale_facets.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +#ifndef _LOCALE_FACETS_H +#define _LOCALE_FACETS_H 1 + +#pragma GCC system_header + +#include // For wctype_t +#include +#include +#include +#include // For ios_base, ios_base::iostate +#include +#include +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +// Number of standard facets (for narrow characters only) +#define _GLIBCXX_NUM_FACETS 14 + +// Number of duplicated facets for cxx11 ABI +#define _GLIBCXX_NUM_CXX11_FACETS (_GLIBCXX_USE_DUAL_ABI ? 8 : 0) + +// codecvt and codecvt +#ifdef _GLIBCXX_USE_CHAR8_T +# define _GLIBCXX_NUM_UNICODE_FACETS 4 +#else +# define _GLIBCXX_NUM_UNICODE_FACETS 2 +#endif + +// Facets duplicated for alt128 long double format +// num_get, num_put, money_get, money_put (+ cxx11 money_get, money_put) +#define _GLIBCXX_NUM_LBDL_ALT128_FACETS (4 + (_GLIBCXX_USE_DUAL_ABI ? 2 : 0)) + + // Convert string to numeric value of type _Tp and store results. + // NB: This is specialized for all required types, there is no + // generic definition. + template + void + __convert_to_v(const char*, _Tp&, ios_base::iostate&, + const __c_locale&) throw(); + + // Explicit specializations for required types. + template<> + void + __convert_to_v(const char*, float&, ios_base::iostate&, + const __c_locale&) throw(); + + template<> + void + __convert_to_v(const char*, double&, ios_base::iostate&, + const __c_locale&) throw(); + + template<> + void + __convert_to_v(const char*, long double&, ios_base::iostate&, + const __c_locale&) throw(); + + // NB: __pad is a struct, rather than a function, so it can be + // partially-specialized. + template + struct __pad + { + static void + _S_pad(ios_base& __io, _CharT __fill, _CharT* __news, + const _CharT* __olds, streamsize __newlen, streamsize __oldlen); + }; + + // Used by both numeric and monetary facets. + // Inserts "group separator" characters into an array of characters. + // It's recursive, one iteration per group. It moves the characters + // in the buffer this way: "xxxx12345" -> "12,345xxx". Call this + // only with __gsize != 0. + template + _CharT* + __add_grouping(_CharT* __s, _CharT __sep, + const char* __gbeg, size_t __gsize, + const _CharT* __first, const _CharT* __last); + + // This template permits specializing facet output code for + // ostreambuf_iterator. For ostreambuf_iterator, sputn is + // significantly more efficient than incrementing iterators. + template + inline + ostreambuf_iterator<_CharT> + __write(ostreambuf_iterator<_CharT> __s, const _CharT* __ws, int __len) + { + __s._M_put(__ws, __len); + return __s; + } + + // This is the unspecialized form of the template. + template + inline + _OutIter + __write(_OutIter __s, const _CharT* __ws, int __len) + { + for (int __j = 0; __j < __len; __j++, ++__s) + *__s = __ws[__j]; + return __s; + } + + + // 22.2.1.1 Template class ctype + // Include host and configuration specific ctype enums for ctype_base. + + /** + * @brief Common base for ctype facet + * + * This template class provides implementations of the public functions + * that forward to the protected virtual functions. + * + * This template also provides abstract stubs for the protected virtual + * functions. + */ + template + class __ctype_abstract_base : public locale::facet, public ctype_base + { + public: + // Types: + /// Typedef for the template parameter + typedef _CharT char_type; + + /** + * @brief Test char_type classification. + * + * This function finds a mask M for @a __c and compares it to + * mask @a __m. It does so by returning the value of + * ctype::do_is(). + * + * @param __c The char_type to compare the mask of. + * @param __m The mask to compare against. + * @return (M & __m) != 0. + */ + bool + is(mask __m, char_type __c) const + { return this->do_is(__m, __c); } + + /** + * @brief Return a mask array. + * + * This function finds the mask for each char_type in the range [lo,hi) + * and successively writes it to vec. vec must have as many elements + * as the char array. It does so by returning the value of + * ctype::do_is(). + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __vec Pointer to an array of mask storage. + * @return @a __hi. + */ + const char_type* + is(const char_type *__lo, const char_type *__hi, mask *__vec) const + { return this->do_is(__lo, __hi, __vec); } + + /** + * @brief Find char_type matching a mask + * + * This function searches for and returns the first char_type c in + * [lo,hi) for which is(m,c) is true. It does so by returning + * ctype::do_scan_is(). + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to matching char_type if found, else @a __hi. + */ + const char_type* + scan_is(mask __m, const char_type* __lo, const char_type* __hi) const + { return this->do_scan_is(__m, __lo, __hi); } + + /** + * @brief Find char_type not matching a mask + * + * This function searches for and returns the first char_type c in + * [lo,hi) for which is(m,c) is false. It does so by returning + * ctype::do_scan_not(). + * + * @param __m The mask to compare against. + * @param __lo Pointer to first char in range. + * @param __hi Pointer to end of range. + * @return Pointer to non-matching char if found, else @a __hi. + */ + const char_type* + scan_not(mask __m, const char_type* __lo, const char_type* __hi) const + { return this->do_scan_not(__m, __lo, __hi); } + + /** + * @brief Convert to uppercase. + * + * This function converts the argument to uppercase if possible. + * If not possible (for example, '2'), returns the argument. It does + * so by returning ctype::do_toupper(). + * + * @param __c The char_type to convert. + * @return The uppercase char_type if convertible, else @a __c. + */ + char_type + toupper(char_type __c) const + { return this->do_toupper(__c); } + + /** + * @brief Convert array to uppercase. + * + * This function converts each char_type in the range [lo,hi) to + * uppercase if possible. Other elements remain untouched. It does so + * by returning ctype:: do_toupper(lo, hi). + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + const char_type* + toupper(char_type *__lo, const char_type* __hi) const + { return this->do_toupper(__lo, __hi); } + + /** + * @brief Convert to lowercase. + * + * This function converts the argument to lowercase if possible. If + * not possible (for example, '2'), returns the argument. It does so + * by returning ctype::do_tolower(c). + * + * @param __c The char_type to convert. + * @return The lowercase char_type if convertible, else @a __c. + */ + char_type + tolower(char_type __c) const + { return this->do_tolower(__c); } + + /** + * @brief Convert array to lowercase. + * + * This function converts each char_type in the range [__lo,__hi) to + * lowercase if possible. Other elements remain untouched. It does so + * by returning ctype:: do_tolower(__lo, __hi). + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + const char_type* + tolower(char_type* __lo, const char_type* __hi) const + { return this->do_tolower(__lo, __hi); } + + /** + * @brief Widen char to char_type + * + * This function converts the char argument to char_type using the + * simplest reasonable transformation. It does so by returning + * ctype::do_widen(c). + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @return The converted char_type. + */ + char_type + widen(char __c) const + { return this->do_widen(__c); } + + /** + * @brief Widen array to char_type + * + * This function converts each char in the input to char_type using the + * simplest reasonable transformation. It does so by returning + * ctype::do_widen(c). + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + const char* + widen(const char* __lo, const char* __hi, char_type* __to) const + { return this->do_widen(__lo, __hi, __to); } + + /** + * @brief Narrow char_type to char + * + * This function converts the char_type to char using the simplest + * reasonable transformation. If the conversion fails, dfault is + * returned instead. It does so by returning + * ctype::do_narrow(__c). + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char_type to convert. + * @param __dfault Char to return if conversion fails. + * @return The converted char. + */ + char + narrow(char_type __c, char __dfault) const + { return this->do_narrow(__c, __dfault); } + + /** + * @brief Narrow array to char array + * + * This function converts each char_type in the input to char using the + * simplest reasonable transformation and writes the results to the + * destination array. For any char_type in the input that cannot be + * converted, @a dfault is used instead. It does so by returning + * ctype::do_narrow(__lo, __hi, __dfault, __to). + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __dfault Char to use if conversion fails. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + const char_type* + narrow(const char_type* __lo, const char_type* __hi, + char __dfault, char* __to) const + { return this->do_narrow(__lo, __hi, __dfault, __to); } + + protected: + explicit + __ctype_abstract_base(size_t __refs = 0): facet(__refs) { } + + virtual + ~__ctype_abstract_base() { } + + /** + * @brief Test char_type classification. + * + * This function finds a mask M for @a c and compares it to mask @a m. + * + * do_is() is a hook for a derived facet to change the behavior of + * classifying. do_is() must always return the same result for the + * same input. + * + * @param __c The char_type to find the mask of. + * @param __m The mask to compare against. + * @return (M & __m) != 0. + */ + virtual bool + do_is(mask __m, char_type __c) const = 0; + + /** + * @brief Return a mask array. + * + * This function finds the mask for each char_type in the range [lo,hi) + * and successively writes it to vec. vec must have as many elements + * as the input. + * + * do_is() is a hook for a derived facet to change the behavior of + * classifying. do_is() must always return the same result for the + * same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __vec Pointer to an array of mask storage. + * @return @a __hi. + */ + virtual const char_type* + do_is(const char_type* __lo, const char_type* __hi, + mask* __vec) const = 0; + + /** + * @brief Find char_type matching mask + * + * This function searches for and returns the first char_type c in + * [__lo,__hi) for which is(__m,c) is true. + * + * do_scan_is() is a hook for a derived facet to change the behavior of + * match searching. do_is() must always return the same result for the + * same input. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a matching char_type if found, else @a __hi. + */ + virtual const char_type* + do_scan_is(mask __m, const char_type* __lo, + const char_type* __hi) const = 0; + + /** + * @brief Find char_type not matching mask + * + * This function searches for and returns a pointer to the first + * char_type c of [lo,hi) for which is(m,c) is false. + * + * do_scan_is() is a hook for a derived facet to change the behavior of + * match searching. do_is() must always return the same result for the + * same input. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a non-matching char_type if found, else @a __hi. + */ + virtual const char_type* + do_scan_not(mask __m, const char_type* __lo, + const char_type* __hi) const = 0; + + /** + * @brief Convert to uppercase. + * + * This virtual function converts the char_type argument to uppercase + * if possible. If not possible (for example, '2'), returns the + * argument. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __c The char_type to convert. + * @return The uppercase char_type if convertible, else @a __c. + */ + virtual char_type + do_toupper(char_type __c) const = 0; + + /** + * @brief Convert array to uppercase. + * + * This virtual function converts each char_type in the range [__lo,__hi) + * to uppercase if possible. Other elements remain untouched. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_toupper(char_type* __lo, const char_type* __hi) const = 0; + + /** + * @brief Convert to lowercase. + * + * This virtual function converts the argument to lowercase if + * possible. If not possible (for example, '2'), returns the argument. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __c The char_type to convert. + * @return The lowercase char_type if convertible, else @a __c. + */ + virtual char_type + do_tolower(char_type __c) const = 0; + + /** + * @brief Convert array to lowercase. + * + * This virtual function converts each char_type in the range [__lo,__hi) + * to lowercase if possible. Other elements remain untouched. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_tolower(char_type* __lo, const char_type* __hi) const = 0; + + /** + * @brief Widen char + * + * This virtual function converts the char to char_type using the + * simplest reasonable transformation. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @return The converted char_type + */ + virtual char_type + do_widen(char __c) const = 0; + + /** + * @brief Widen char array + * + * This function converts each char in the input to char_type using the + * simplest reasonable transformation. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start range. + * @param __hi Pointer to end of range. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char* + do_widen(const char* __lo, const char* __hi, char_type* __to) const = 0; + + /** + * @brief Narrow char_type to char + * + * This virtual function converts the argument to char using the + * simplest reasonable transformation. If the conversion fails, dfault + * is returned instead. + * + * do_narrow() is a hook for a derived facet to change the behavior of + * narrowing. do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char_type to convert. + * @param __dfault Char to return if conversion fails. + * @return The converted char. + */ + virtual char + do_narrow(char_type __c, char __dfault) const = 0; + + /** + * @brief Narrow char_type array to char + * + * This virtual function converts each char_type in the range + * [__lo,__hi) to char using the simplest reasonable + * transformation and writes the results to the destination + * array. For any element in the input that cannot be + * converted, @a __dfault is used instead. + * + * do_narrow() is a hook for a derived facet to change the behavior of + * narrowing. do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __dfault Char to use if conversion fails. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char_type* + do_narrow(const char_type* __lo, const char_type* __hi, + char __dfault, char* __to) const = 0; + }; + + /** + * @brief Primary class template ctype facet. + * @ingroup locales + * + * This template class defines classification and conversion functions for + * character sets. It wraps cctype functionality. Ctype gets used by + * streams for many I/O operations. + * + * This template provides the protected virtual functions the developer + * will have to replace in a derived class or specialization to make a + * working facet. The public functions that access them are defined in + * __ctype_abstract_base, to allow for implementation flexibility. See + * ctype for an example. The functions are documented in + * __ctype_abstract_base. + * + * Note: implementations are provided for all the protected virtual + * functions, but will likely not be useful. + */ + template + class ctype : public __ctype_abstract_base<_CharT> + { + public: + // Types: + typedef _CharT char_type; + typedef typename __ctype_abstract_base<_CharT>::mask mask; + + /// The facet id for ctype + static locale::id id; + + explicit + ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { } + + protected: + virtual + ~ctype(); + + virtual bool + do_is(mask __m, char_type __c) const; + + virtual const char_type* + do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const; + + virtual const char_type* + do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const; + + virtual const char_type* + do_scan_not(mask __m, const char_type* __lo, + const char_type* __hi) const; + + virtual char_type + do_toupper(char_type __c) const; + + virtual const char_type* + do_toupper(char_type* __lo, const char_type* __hi) const; + + virtual char_type + do_tolower(char_type __c) const; + + virtual const char_type* + do_tolower(char_type* __lo, const char_type* __hi) const; + + virtual char_type + do_widen(char __c) const; + + virtual const char* + do_widen(const char* __lo, const char* __hi, char_type* __dest) const; + + virtual char + do_narrow(char_type, char __dfault) const; + + virtual const char_type* + do_narrow(const char_type* __lo, const char_type* __hi, + char __dfault, char* __to) const; + }; + + template + locale::id ctype<_CharT>::id; + + // Incomplete to provide a compile time diagnostics for common misuse + // of [locale.convenience] functions with basic_string as a character type. + template + class ctype >; + + /** + * @brief The ctype specialization. + * @ingroup locales + * + * This class defines classification and conversion functions for + * the char type. It gets used by char streams for many I/O + * operations. The char specialization provides a number of + * optimizations as well. + */ + template<> + class ctype : public locale::facet, public ctype_base + { + public: + // Types: + /// Typedef for the template parameter char. + typedef char char_type; + + protected: + // Data Members: + __c_locale _M_c_locale_ctype; + bool _M_del; + __to_type _M_toupper; + __to_type _M_tolower; + const mask* _M_table; + mutable char _M_widen_ok; + mutable char _M_widen[1 + static_cast(-1)]; + mutable char _M_narrow[1 + static_cast(-1)]; + mutable char _M_narrow_ok; // 0 uninitialized, 1 init, + // 2 memcpy can't be used + + public: + /// The facet id for ctype + static locale::id id; + /// The size of the mask table. It is SCHAR_MAX + 1. + static const size_t table_size = 1 + static_cast(-1); + + /** + * @brief Constructor performs initialization. + * + * This is the constructor provided by the standard. + * + * @param __table If non-zero, table is used as the per-char mask. + * Else classic_table() is used. + * @param __del If true, passes ownership of table to this facet. + * @param __refs Passed to the base facet class. + */ + explicit + ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0); + + /** + * @brief Constructor performs static initialization. + * + * This constructor is used to construct the initial C locale facet. + * + * @param __cloc Handle to C locale data. + * @param __table If non-zero, table is used as the per-char mask. + * @param __del If true, passes ownership of table to this facet. + * @param __refs Passed to the base facet class. + */ + explicit + ctype(__c_locale __cloc, const mask* __table = 0, bool __del = false, + size_t __refs = 0); + + /** + * @brief Test char classification. + * + * This function compares the mask table[c] to @a __m. + * + * @param __c The char to compare the mask of. + * @param __m The mask to compare against. + * @return True if __m & table[__c] is true, false otherwise. + */ + inline bool + is(mask __m, char __c) const; + + /** + * @brief Return a mask array. + * + * This function finds the mask for each char in the range [lo, hi) and + * successively writes it to vec. vec must have as many elements as + * the char array. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __vec Pointer to an array of mask storage. + * @return @a __hi. + */ + inline const char* + is(const char* __lo, const char* __hi, mask* __vec) const; + + /** + * @brief Find char matching a mask + * + * This function searches for and returns the first char in [lo,hi) for + * which is(m,char) is true. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a matching char if found, else @a __hi. + */ + inline const char* + scan_is(mask __m, const char* __lo, const char* __hi) const; + + /** + * @brief Find char not matching a mask + * + * This function searches for and returns a pointer to the first char + * in [__lo,__hi) for which is(m,char) is false. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a non-matching char if found, else @a __hi. + */ + inline const char* + scan_not(mask __m, const char* __lo, const char* __hi) const; + + /** + * @brief Convert to uppercase. + * + * This function converts the char argument to uppercase if possible. + * If not possible (for example, '2'), returns the argument. + * + * toupper() acts as if it returns ctype::do_toupper(c). + * do_toupper() must always return the same result for the same input. + * + * @param __c The char to convert. + * @return The uppercase char if convertible, else @a __c. + */ + char_type + toupper(char_type __c) const + { return this->do_toupper(__c); } + + /** + * @brief Convert array to uppercase. + * + * This function converts each char in the range [__lo,__hi) to uppercase + * if possible. Other chars remain untouched. + * + * toupper() acts as if it returns ctype:: do_toupper(__lo, __hi). + * do_toupper() must always return the same result for the same input. + * + * @param __lo Pointer to first char in range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + const char_type* + toupper(char_type *__lo, const char_type* __hi) const + { return this->do_toupper(__lo, __hi); } + + /** + * @brief Convert to lowercase. + * + * This function converts the char argument to lowercase if possible. + * If not possible (for example, '2'), returns the argument. + * + * tolower() acts as if it returns ctype::do_tolower(__c). + * do_tolower() must always return the same result for the same input. + * + * @param __c The char to convert. + * @return The lowercase char if convertible, else @a __c. + */ + char_type + tolower(char_type __c) const + { return this->do_tolower(__c); } + + /** + * @brief Convert array to lowercase. + * + * This function converts each char in the range [lo,hi) to lowercase + * if possible. Other chars remain untouched. + * + * tolower() acts as if it returns ctype:: do_tolower(__lo, __hi). + * do_tolower() must always return the same result for the same input. + * + * @param __lo Pointer to first char in range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + const char_type* + tolower(char_type* __lo, const char_type* __hi) const + { return this->do_tolower(__lo, __hi); } + + /** + * @brief Widen char + * + * This function converts the char to char_type using the simplest + * reasonable transformation. For an underived ctype facet, the + * argument will be returned unchanged. + * + * This function works as if it returns ctype::do_widen(c). + * do_widen() must always return the same result for the same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @return The converted character. + */ + char_type + widen(char __c) const + { + if (_M_widen_ok) + return _M_widen[static_cast(__c)]; + this->_M_widen_init(); + return this->do_widen(__c); + } + + /** + * @brief Widen char array + * + * This function converts each char in the input to char using the + * simplest reasonable transformation. For an underived ctype + * facet, the argument will be copied unchanged. + * + * This function works as if it returns ctype::do_widen(c). + * do_widen() must always return the same result for the same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to first char in range. + * @param __hi Pointer to end of range. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + const char* + widen(const char* __lo, const char* __hi, char_type* __to) const + { + if (_M_widen_ok == 1) + { + if (__builtin_expect(__hi != __lo, true)) + __builtin_memcpy(__to, __lo, __hi - __lo); + return __hi; + } + if (!_M_widen_ok) + _M_widen_init(); + return this->do_widen(__lo, __hi, __to); + } + + /** + * @brief Narrow char + * + * This function converts the char to char using the simplest + * reasonable transformation. If the conversion fails, dfault is + * returned instead. For an underived ctype facet, @a c + * will be returned unchanged. + * + * This function works as if it returns ctype::do_narrow(c). + * do_narrow() must always return the same result for the same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @param __dfault Char to return if conversion fails. + * @return The converted character. + */ + char + narrow(char_type __c, char __dfault) const + { + if (_M_narrow[static_cast(__c)]) + return _M_narrow[static_cast(__c)]; + const char __t = do_narrow(__c, __dfault); + if (__t != __dfault) + _M_narrow[static_cast(__c)] = __t; + return __t; + } + + /** + * @brief Narrow char array + * + * This function converts each char in the input to char using the + * simplest reasonable transformation and writes the results to the + * destination array. For any char in the input that cannot be + * converted, @a dfault is used instead. For an underived ctype + * facet, the argument will be copied unchanged. + * + * This function works as if it returns ctype::do_narrow(lo, hi, + * dfault, to). do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __dfault Char to use if conversion fails. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + const char_type* + narrow(const char_type* __lo, const char_type* __hi, + char __dfault, char* __to) const + { + if (__builtin_expect(_M_narrow_ok == 1, true)) + { + if (__builtin_expect(__hi != __lo, true)) + __builtin_memcpy(__to, __lo, __hi - __lo); + return __hi; + } + if (!_M_narrow_ok) + _M_narrow_init(); + return this->do_narrow(__lo, __hi, __dfault, __to); + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 695. ctype::classic_table() not accessible. + /// Returns a pointer to the mask table provided to the constructor, or + /// the default from classic_table() if none was provided. + const mask* + table() const throw() + { return _M_table; } + + /// Returns a pointer to the C locale mask table. + static const mask* + classic_table() throw(); + protected: + + /** + * @brief Destructor. + * + * This function deletes table() if @a del was true in the + * constructor. + */ + virtual + ~ctype(); + + /** + * @brief Convert to uppercase. + * + * This virtual function converts the char argument to uppercase if + * possible. If not possible (for example, '2'), returns the argument. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __c The char to convert. + * @return The uppercase char if convertible, else @a __c. + */ + virtual char_type + do_toupper(char_type __c) const; + + /** + * @brief Convert array to uppercase. + * + * This virtual function converts each char in the range [lo,hi) to + * uppercase if possible. Other chars remain untouched. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_toupper(char_type* __lo, const char_type* __hi) const; + + /** + * @brief Convert to lowercase. + * + * This virtual function converts the char argument to lowercase if + * possible. If not possible (for example, '2'), returns the argument. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __c The char to convert. + * @return The lowercase char if convertible, else @a __c. + */ + virtual char_type + do_tolower(char_type __c) const; + + /** + * @brief Convert array to lowercase. + * + * This virtual function converts each char in the range [lo,hi) to + * lowercase if possible. Other chars remain untouched. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __lo Pointer to first char in range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_tolower(char_type* __lo, const char_type* __hi) const; + + /** + * @brief Widen char + * + * This virtual function converts the char to char using the simplest + * reasonable transformation. For an underived ctype facet, the + * argument will be returned unchanged. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @return The converted character. + */ + virtual char_type + do_widen(char __c) const + { return __c; } + + /** + * @brief Widen char array + * + * This function converts each char in the range [lo,hi) to char using + * the simplest reasonable transformation. For an underived + * ctype facet, the argument will be copied unchanged. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char* + do_widen(const char* __lo, const char* __hi, char_type* __to) const + { + if (__builtin_expect(__hi != __lo, true)) + __builtin_memcpy(__to, __lo, __hi - __lo); + return __hi; + } + + /** + * @brief Narrow char + * + * This virtual function converts the char to char using the simplest + * reasonable transformation. If the conversion fails, dfault is + * returned instead. For an underived ctype facet, @a c will be + * returned unchanged. + * + * do_narrow() is a hook for a derived facet to change the behavior of + * narrowing. do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @param __dfault Char to return if conversion fails. + * @return The converted char. + */ + virtual char + do_narrow(char_type __c, char __dfault __attribute__((__unused__))) const + { return __c; } + + /** + * @brief Narrow char array to char array + * + * This virtual function converts each char in the range [lo,hi) to + * char using the simplest reasonable transformation and writes the + * results to the destination array. For any char in the input that + * cannot be converted, @a dfault is used instead. For an underived + * ctype facet, the argument will be copied unchanged. + * + * do_narrow() is a hook for a derived facet to change the behavior of + * narrowing. do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __dfault Char to use if conversion fails. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char_type* + do_narrow(const char_type* __lo, const char_type* __hi, + char __dfault __attribute__((__unused__)), char* __to) const + { + if (__builtin_expect(__hi != __lo, true)) + __builtin_memcpy(__to, __lo, __hi - __lo); + return __hi; + } + + private: + void _M_narrow_init() const; + void _M_widen_init() const; + }; + +#ifdef _GLIBCXX_USE_WCHAR_T + /** + * @brief The ctype specialization. + * @ingroup locales + * + * This class defines classification and conversion functions for the + * wchar_t type. It gets used by wchar_t streams for many I/O operations. + * The wchar_t specialization provides a number of optimizations as well. + * + * ctype inherits its public methods from + * __ctype_abstract_base. + */ + template<> + class ctype : public __ctype_abstract_base + { + public: + // Types: + /// Typedef for the template parameter wchar_t. + typedef wchar_t char_type; + typedef wctype_t __wmask_type; + + protected: + __c_locale _M_c_locale_ctype; + + // Pre-computed narrowed and widened chars. + bool _M_narrow_ok; + char _M_narrow[128]; + wint_t _M_widen[1 + static_cast(-1)]; + + // Pre-computed elements for do_is. + mask _M_bit[16]; + __wmask_type _M_wmask[16]; + + public: + // Data Members: + /// The facet id for ctype + static locale::id id; + + /** + * @brief Constructor performs initialization. + * + * This is the constructor provided by the standard. + * + * @param __refs Passed to the base facet class. + */ + explicit + ctype(size_t __refs = 0); + + /** + * @brief Constructor performs static initialization. + * + * This constructor is used to construct the initial C locale facet. + * + * @param __cloc Handle to C locale data. + * @param __refs Passed to the base facet class. + */ + explicit + ctype(__c_locale __cloc, size_t __refs = 0); + + protected: + __wmask_type + _M_convert_to_wmask(const mask __m) const throw(); + + /// Destructor + virtual + ~ctype(); + + /** + * @brief Test wchar_t classification. + * + * This function finds a mask M for @a c and compares it to mask @a m. + * + * do_is() is a hook for a derived facet to change the behavior of + * classifying. do_is() must always return the same result for the + * same input. + * + * @param __c The wchar_t to find the mask of. + * @param __m The mask to compare against. + * @return (M & __m) != 0. + */ + virtual bool + do_is(mask __m, char_type __c) const; + + /** + * @brief Return a mask array. + * + * This function finds the mask for each wchar_t in the range [lo,hi) + * and successively writes it to vec. vec must have as many elements + * as the input. + * + * do_is() is a hook for a derived facet to change the behavior of + * classifying. do_is() must always return the same result for the + * same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __vec Pointer to an array of mask storage. + * @return @a __hi. + */ + virtual const char_type* + do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const; + + /** + * @brief Find wchar_t matching mask + * + * This function searches for and returns the first wchar_t c in + * [__lo,__hi) for which is(__m,c) is true. + * + * do_scan_is() is a hook for a derived facet to change the behavior of + * match searching. do_is() must always return the same result for the + * same input. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a matching wchar_t if found, else @a __hi. + */ + virtual const char_type* + do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const; + + /** + * @brief Find wchar_t not matching mask + * + * This function searches for and returns a pointer to the first + * wchar_t c of [__lo,__hi) for which is(__m,c) is false. + * + * do_scan_is() is a hook for a derived facet to change the behavior of + * match searching. do_is() must always return the same result for the + * same input. + * + * @param __m The mask to compare against. + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return Pointer to a non-matching wchar_t if found, else @a __hi. + */ + virtual const char_type* + do_scan_not(mask __m, const char_type* __lo, + const char_type* __hi) const; + + /** + * @brief Convert to uppercase. + * + * This virtual function converts the wchar_t argument to uppercase if + * possible. If not possible (for example, '2'), returns the argument. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __c The wchar_t to convert. + * @return The uppercase wchar_t if convertible, else @a __c. + */ + virtual char_type + do_toupper(char_type __c) const; + + /** + * @brief Convert array to uppercase. + * + * This virtual function converts each wchar_t in the range [lo,hi) to + * uppercase if possible. Other elements remain untouched. + * + * do_toupper() is a hook for a derived facet to change the behavior of + * uppercasing. do_toupper() must always return the same result for + * the same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_toupper(char_type* __lo, const char_type* __hi) const; + + /** + * @brief Convert to lowercase. + * + * This virtual function converts the argument to lowercase if + * possible. If not possible (for example, '2'), returns the argument. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __c The wchar_t to convert. + * @return The lowercase wchar_t if convertible, else @a __c. + */ + virtual char_type + do_tolower(char_type __c) const; + + /** + * @brief Convert array to lowercase. + * + * This virtual function converts each wchar_t in the range [lo,hi) to + * lowercase if possible. Other elements remain untouched. + * + * do_tolower() is a hook for a derived facet to change the behavior of + * lowercasing. do_tolower() must always return the same result for + * the same input. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @return @a __hi. + */ + virtual const char_type* + do_tolower(char_type* __lo, const char_type* __hi) const; + + /** + * @brief Widen char to wchar_t + * + * This virtual function converts the char to wchar_t using the + * simplest reasonable transformation. For an underived ctype + * facet, the argument will be cast to wchar_t. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The char to convert. + * @return The converted wchar_t. + */ + virtual char_type + do_widen(char __c) const; + + /** + * @brief Widen char array to wchar_t array + * + * This function converts each char in the input to wchar_t using the + * simplest reasonable transformation. For an underived ctype + * facet, the argument will be copied, casting each element to wchar_t. + * + * do_widen() is a hook for a derived facet to change the behavior of + * widening. do_widen() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start range. + * @param __hi Pointer to end of range. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char* + do_widen(const char* __lo, const char* __hi, char_type* __to) const; + + /** + * @brief Narrow wchar_t to char + * + * This virtual function converts the argument to char using + * the simplest reasonable transformation. If the conversion + * fails, dfault is returned instead. For an underived + * ctype facet, @a c will be cast to char and + * returned. + * + * do_narrow() is a hook for a derived facet to change the + * behavior of narrowing. do_narrow() must always return the + * same result for the same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __c The wchar_t to convert. + * @param __dfault Char to return if conversion fails. + * @return The converted char. + */ + virtual char + do_narrow(char_type __c, char __dfault) const; + + /** + * @brief Narrow wchar_t array to char array + * + * This virtual function converts each wchar_t in the range [lo,hi) to + * char using the simplest reasonable transformation and writes the + * results to the destination array. For any wchar_t in the input that + * cannot be converted, @a dfault is used instead. For an underived + * ctype facet, the argument will be copied, casting each + * element to char. + * + * do_narrow() is a hook for a derived facet to change the behavior of + * narrowing. do_narrow() must always return the same result for the + * same input. + * + * Note: this is not what you want for codepage conversions. See + * codecvt for that. + * + * @param __lo Pointer to start of range. + * @param __hi Pointer to end of range. + * @param __dfault Char to use if conversion fails. + * @param __to Pointer to the destination array. + * @return @a __hi. + */ + virtual const char_type* + do_narrow(const char_type* __lo, const char_type* __hi, + char __dfault, char* __to) const; + + // For use at construction time only. + void + _M_initialize_ctype() throw(); + }; +#endif //_GLIBCXX_USE_WCHAR_T + + /// class ctype_byname [22.2.1.2]. + template + class ctype_byname : public ctype<_CharT> + { + public: + typedef typename ctype<_CharT>::mask mask; + + explicit + ctype_byname(const char* __s, size_t __refs = 0); + +#if __cplusplus >= 201103L + explicit + ctype_byname(const string& __s, size_t __refs = 0) + : ctype_byname(__s.c_str(), __refs) { } +#endif + + protected: + virtual + ~ctype_byname() { } + }; + + /// 22.2.1.4 Class ctype_byname specializations. + template<> + class ctype_byname : public ctype + { + public: + explicit + ctype_byname(const char* __s, size_t __refs = 0); + +#if __cplusplus >= 201103L + explicit + ctype_byname(const string& __s, size_t __refs = 0); +#endif + + protected: + virtual + ~ctype_byname(); + }; + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + class ctype_byname : public ctype + { + public: + explicit + ctype_byname(const char* __s, size_t __refs = 0); + +#if __cplusplus >= 201103L + explicit + ctype_byname(const string& __s, size_t __refs = 0); +#endif + + protected: + virtual + ~ctype_byname(); + }; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +// Include host and configuration specific ctype inlines. +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // 22.2.2 The numeric category. + class __num_base + { + public: + // NB: Code depends on the order of _S_atoms_out elements. + // Below are the indices into _S_atoms_out. + enum + { + _S_ominus, + _S_oplus, + _S_ox, + _S_oX, + _S_odigits, + _S_odigits_end = _S_odigits + 16, + _S_oudigits = _S_odigits_end, + _S_oudigits_end = _S_oudigits + 16, + _S_oe = _S_odigits + 14, // For scientific notation, 'e' + _S_oE = _S_oudigits + 14, // For scientific notation, 'E' + _S_oend = _S_oudigits_end + }; + + // A list of valid numeric literals for output. This array + // contains chars that will be passed through the current locale's + // ctype<_CharT>.widen() and then used to render numbers. + // For the standard "C" locale, this is + // "-+xX0123456789abcdef0123456789ABCDEF". + static const char* _S_atoms_out; + + // String literal of acceptable (narrow) input, for num_get. + // "-+xX0123456789abcdefABCDEF" + static const char* _S_atoms_in; + + enum + { + _S_iminus, + _S_iplus, + _S_ix, + _S_iX, + _S_izero, + _S_ie = _S_izero + 14, + _S_iE = _S_izero + 20, + _S_iend = 26 + }; + + // num_put + // Construct and return valid scanf format for floating point types. + static void + _S_format_float(const ios_base& __io, char* __fptr, char __mod) throw(); + }; + + template + struct __numpunct_cache : public locale::facet + { + const char* _M_grouping; + size_t _M_grouping_size; + bool _M_use_grouping; + const _CharT* _M_truename; + size_t _M_truename_size; + const _CharT* _M_falsename; + size_t _M_falsename_size; + _CharT _M_decimal_point; + _CharT _M_thousands_sep; + + // A list of valid numeric literals for output: in the standard + // "C" locale, this is "-+xX0123456789abcdef0123456789ABCDEF". + // This array contains the chars after having been passed + // through the current locale's ctype<_CharT>.widen(). + _CharT _M_atoms_out[__num_base::_S_oend]; + + // A list of valid numeric literals for input: in the standard + // "C" locale, this is "-+xX0123456789abcdefABCDEF" + // This array contains the chars after having been passed + // through the current locale's ctype<_CharT>.widen(). + _CharT _M_atoms_in[__num_base::_S_iend]; + + bool _M_allocated; + + __numpunct_cache(size_t __refs = 0) + : facet(__refs), _M_grouping(0), _M_grouping_size(0), + _M_use_grouping(false), + _M_truename(0), _M_truename_size(0), _M_falsename(0), + _M_falsename_size(0), _M_decimal_point(_CharT()), + _M_thousands_sep(_CharT()), _M_allocated(false) + { } + + ~__numpunct_cache(); + + void + _M_cache(const locale& __loc); + + private: + __numpunct_cache& + operator=(const __numpunct_cache&); + + explicit + __numpunct_cache(const __numpunct_cache&); + }; + + template + __numpunct_cache<_CharT>::~__numpunct_cache() + { + if (_M_allocated) + { + delete [] _M_grouping; + delete [] _M_truename; + delete [] _M_falsename; + } + } + +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + + /** + * @brief Primary class template numpunct. + * @ingroup locales + * + * This facet stores several pieces of information related to printing and + * scanning numbers, such as the decimal point character. It takes a + * template parameter specifying the char type. The numpunct facet is + * used by streams for many I/O operations involving numbers. + * + * The numpunct template uses protected virtual functions to provide the + * actual results. The public accessors forward the call to the virtual + * functions. These virtual functions are hooks for developers to + * implement the behavior they require from a numpunct facet. + */ + template + class numpunct : public locale::facet + { + public: + // Types: + ///@{ + /// Public typedefs + typedef _CharT char_type; + typedef basic_string<_CharT> string_type; + ///@} + typedef __numpunct_cache<_CharT> __cache_type; + + protected: + __cache_type* _M_data; + + public: + /// Numpunct facet id. + static locale::id id; + + /** + * @brief Numpunct constructor. + * + * @param __refs Refcount to pass to the base class. + */ + explicit + numpunct(size_t __refs = 0) + : facet(__refs), _M_data(0) + { _M_initialize_numpunct(); } + + /** + * @brief Internal constructor. Not for general use. + * + * This is a constructor for use by the library itself to set up the + * predefined locale facets. + * + * @param __cache __numpunct_cache object. + * @param __refs Refcount to pass to the base class. + */ + explicit + numpunct(__cache_type* __cache, size_t __refs = 0) + : facet(__refs), _M_data(__cache) + { _M_initialize_numpunct(); } + + /** + * @brief Internal constructor. Not for general use. + * + * This is a constructor for use by the library itself to set up new + * locales. + * + * @param __cloc The C locale. + * @param __refs Refcount to pass to the base class. + */ + explicit + numpunct(__c_locale __cloc, size_t __refs = 0) + : facet(__refs), _M_data(0) + { _M_initialize_numpunct(__cloc); } + + /** + * @brief Return decimal point character. + * + * This function returns a char_type to use as a decimal point. It + * does so by returning returning + * numpunct::do_decimal_point(). + * + * @return @a char_type representing a decimal point. + */ + char_type + decimal_point() const + { return this->do_decimal_point(); } + + /** + * @brief Return thousands separator character. + * + * This function returns a char_type to use as a thousands + * separator. It does so by returning returning + * numpunct::do_thousands_sep(). + * + * @return char_type representing a thousands separator. + */ + char_type + thousands_sep() const + { return this->do_thousands_sep(); } + + /** + * @brief Return grouping specification. + * + * This function returns a string representing groupings for the + * integer part of a number. Groupings indicate where thousands + * separators should be inserted in the integer part of a number. + * + * Each char in the return string is interpret as an integer + * rather than a character. These numbers represent the number + * of digits in a group. The first char in the string + * represents the number of digits in the least significant + * group. If a char is negative, it indicates an unlimited + * number of digits for the group. If more chars from the + * string are required to group a number, the last char is used + * repeatedly. + * + * For example, if the grouping() returns "\003\002" and is + * applied to the number 123456789, this corresponds to + * 12,34,56,789. Note that if the string was "32", this would + * put more than 50 digits into the least significant group if + * the character set is ASCII. + * + * The string is returned by calling + * numpunct::do_grouping(). + * + * @return string representing grouping specification. + */ + string + grouping() const + { return this->do_grouping(); } + + /** + * @brief Return string representation of bool true. + * + * This function returns a string_type containing the text + * representation for true bool variables. It does so by calling + * numpunct::do_truename(). + * + * @return string_type representing printed form of true. + */ + string_type + truename() const + { return this->do_truename(); } + + /** + * @brief Return string representation of bool false. + * + * This function returns a string_type containing the text + * representation for false bool variables. It does so by calling + * numpunct::do_falsename(). + * + * @return string_type representing printed form of false. + */ + string_type + falsename() const + { return this->do_falsename(); } + + protected: + /// Destructor. + virtual + ~numpunct(); + + /** + * @brief Return decimal point character. + * + * Returns a char_type to use as a decimal point. This function is a + * hook for derived classes to change the value returned. + * + * @return @a char_type representing a decimal point. + */ + virtual char_type + do_decimal_point() const + { return _M_data->_M_decimal_point; } + + /** + * @brief Return thousands separator character. + * + * Returns a char_type to use as a thousands separator. This function + * is a hook for derived classes to change the value returned. + * + * @return @a char_type representing a thousands separator. + */ + virtual char_type + do_thousands_sep() const + { return _M_data->_M_thousands_sep; } + + /** + * @brief Return grouping specification. + * + * Returns a string representing groupings for the integer part of a + * number. This function is a hook for derived classes to change the + * value returned. @see grouping() for details. + * + * @return String representing grouping specification. + */ + virtual string + do_grouping() const + { return _M_data->_M_grouping; } + + /** + * @brief Return string representation of bool true. + * + * Returns a string_type containing the text representation for true + * bool variables. This function is a hook for derived classes to + * change the value returned. + * + * @return string_type representing printed form of true. + */ + virtual string_type + do_truename() const + { return _M_data->_M_truename; } + + /** + * @brief Return string representation of bool false. + * + * Returns a string_type containing the text representation for false + * bool variables. This function is a hook for derived classes to + * change the value returned. + * + * @return string_type representing printed form of false. + */ + virtual string_type + do_falsename() const + { return _M_data->_M_falsename; } + + // For use at construction time only. + void + _M_initialize_numpunct(__c_locale __cloc = 0); + }; + + template + locale::id numpunct<_CharT>::id; + + template<> + numpunct::~numpunct(); + + template<> + void + numpunct::_M_initialize_numpunct(__c_locale __cloc); + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + numpunct::~numpunct(); + + template<> + void + numpunct::_M_initialize_numpunct(__c_locale __cloc); +#endif + + /// class numpunct_byname [22.2.3.2]. + template + class numpunct_byname : public numpunct<_CharT> + { + public: + typedef _CharT char_type; + typedef basic_string<_CharT> string_type; + + explicit + numpunct_byname(const char* __s, size_t __refs = 0) + : numpunct<_CharT>(__refs) + { + if (__builtin_strcmp(__s, "C") != 0 + && __builtin_strcmp(__s, "POSIX") != 0) + { + __c_locale __tmp; + this->_S_create_c_locale(__tmp, __s); + this->_M_initialize_numpunct(__tmp); + this->_S_destroy_c_locale(__tmp); + } + } + +#if __cplusplus >= 201103L + explicit + numpunct_byname(const string& __s, size_t __refs = 0) + : numpunct_byname(__s.c_str(), __refs) { } +#endif + + protected: + virtual + ~numpunct_byname() { } + }; + +_GLIBCXX_END_NAMESPACE_CXX11 + +_GLIBCXX_BEGIN_NAMESPACE_LDBL + + /** + * @brief Primary class template num_get. + * @ingroup locales + * + * This facet encapsulates the code to parse and return a number + * from a string. It is used by the istream numeric extraction + * operators. + * + * The num_get template uses protected virtual functions to provide the + * actual results. The public accessors forward the call to the virtual + * functions. These virtual functions are hooks for developers to + * implement the behavior they require from the num_get facet. + */ + template + class num_get : public locale::facet + { + public: + // Types: + ///@{ + /// Public typedefs + typedef _CharT char_type; + typedef _InIter iter_type; + ///@} + + /// Numpunct facet id. + static locale::id id; + + /** + * @brief Constructor performs initialization. + * + * This is the constructor provided by the standard. + * + * @param __refs Passed to the base facet class. + */ + explicit + num_get(size_t __refs = 0) : facet(__refs) { } + + /** + * @brief Numeric parsing. + * + * Parses the input stream into the bool @a v. It does so by calling + * num_get::do_get(). + * + * If ios_base::boolalpha is set, attempts to read + * ctype::truename() or ctype::falsename(). Sets + * @a v to true or false if successful. Sets err to + * ios_base::failbit if reading the string fails. Sets err to + * ios_base::eofbit if the stream is emptied. + * + * If ios_base::boolalpha is not set, proceeds as with reading a long, + * except if the value is 1, sets @a v to true, if the value is 0, sets + * @a v to false, and otherwise set err to ios_base::failbit. + * + * @param __in Start of input stream. + * @param __end End of input stream. + * @param __io Source of locale and flags. + * @param __err Error flags to set. + * @param __v Value to format and insert. + * @return Iterator after reading. + */ + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, bool& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + ///@{ + /** + * @brief Numeric parsing. + * + * Parses the input stream into the integral variable @a v. It does so + * by calling num_get::do_get(). + * + * Parsing is affected by the flag settings in @a io. + * + * The basic parse is affected by the value of io.flags() & + * ios_base::basefield. If equal to ios_base::oct, parses like the + * scanf %o specifier. Else if equal to ios_base::hex, parses like %X + * specifier. Else if basefield equal to 0, parses like the %i + * specifier. Otherwise, parses like %d for signed and %u for unsigned + * types. The matching type length modifier is also used. + * + * Digit grouping is interpreted according to + * numpunct::grouping() and numpunct::thousands_sep(). If the + * pattern of digit groups isn't consistent, sets err to + * ios_base::failbit. + * + * If parsing the string yields a valid value for @a v, @a v is set. + * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. + * Sets err to ios_base::eofbit if the stream is emptied. + * + * @param __in Start of input stream. + * @param __end End of input stream. + * @param __io Source of locale and flags. + * @param __err Error flags to set. + * @param __v Value to format and insert. + * @return Iterator after reading. + */ + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned short& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned int& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned long& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + +#ifdef _GLIBCXX_USE_LONG_LONG + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long long& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned long long& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } +#endif + ///@} + + ///@{ + /** + * @brief Numeric parsing. + * + * Parses the input stream into the integral variable @a v. It does so + * by calling num_get::do_get(). + * + * The input characters are parsed like the scanf %g specifier. The + * matching type length modifier is also used. + * + * The decimal point character used is numpunct::decimal_point(). + * Digit grouping is interpreted according to + * numpunct::grouping() and numpunct::thousands_sep(). If the + * pattern of digit groups isn't consistent, sets err to + * ios_base::failbit. + * + * If parsing the string yields a valid value for @a v, @a v is set. + * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. + * Sets err to ios_base::eofbit if the stream is emptied. + * + * @param __in Start of input stream. + * @param __end End of input stream. + * @param __io Source of locale and flags. + * @param __err Error flags to set. + * @param __v Value to format and insert. + * @return Iterator after reading. + */ + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, float& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, double& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long double& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + ///@} + + /** + * @brief Numeric parsing. + * + * Parses the input stream into the pointer variable @a v. It does so + * by calling num_get::do_get(). + * + * The input characters are parsed like the scanf %p specifier. + * + * Digit grouping is interpreted according to + * numpunct::grouping() and numpunct::thousands_sep(). If the + * pattern of digit groups isn't consistent, sets err to + * ios_base::failbit. + * + * Note that the digit grouping effect for pointers is a bit ambiguous + * in the standard and shouldn't be relied on. See DR 344. + * + * If parsing the string yields a valid value for @a v, @a v is set. + * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. + * Sets err to ios_base::eofbit if the stream is emptied. + * + * @param __in Start of input stream. + * @param __end End of input stream. + * @param __io Source of locale and flags. + * @param __err Error flags to set. + * @param __v Value to format and insert. + * @return Iterator after reading. + */ + iter_type + get(iter_type __in, iter_type __end, ios_base& __io, + ios_base::iostate& __err, void*& __v) const + { return this->do_get(__in, __end, __io, __err, __v); } + + protected: + /// Destructor. + virtual ~num_get() { } + + _GLIBCXX_DEFAULT_ABI_TAG + iter_type + _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&, + string&) const; + + template + _GLIBCXX_DEFAULT_ABI_TAG + iter_type + _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&, + _ValueT&) const; + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, int>::__type + _M_find(const _CharT2*, size_t __len, _CharT2 __c) const + { + int __ret = -1; + if (__len <= 10) + { + if (__c >= _CharT2('0') && __c < _CharT2(_CharT2('0') + __len)) + __ret = __c - _CharT2('0'); + } + else + { + if (__c >= _CharT2('0') && __c <= _CharT2('9')) + __ret = __c - _CharT2('0'); + else if (__c >= _CharT2('a') && __c <= _CharT2('f')) + __ret = 10 + (__c - _CharT2('a')); + else if (__c >= _CharT2('A') && __c <= _CharT2('F')) + __ret = 10 + (__c - _CharT2('A')); + } + return __ret; + } + + template + typename __gnu_cxx::__enable_if::__value, + int>::__type + _M_find(const _CharT2* __zero, size_t __len, _CharT2 __c) const + { + int __ret = -1; + const char_type* __q = char_traits<_CharT2>::find(__zero, __len, __c); + if (__q) + { + __ret = __q - __zero; + if (__ret > 15) + __ret -= 6; + } + return __ret; + } + + ///@{ + /** + * @brief Numeric parsing. + * + * Parses the input stream into the variable @a v. This function is a + * hook for derived classes to change the value returned. @see get() + * for more details. + * + * @param __beg Start of input stream. + * @param __end End of input stream. + * @param __io Source of locale and flags. + * @param __err Error flags to set. + * @param __v Value to format and insert. + * @return Iterator after reading. + */ + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const; + + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } + + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned short& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } + + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned int& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } + + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned long& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } + +#ifdef _GLIBCXX_USE_LONG_LONG + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long long& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } + + virtual iter_type + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, unsigned long long& __v) const + { return _M_extract_int(__beg, __end, __io, __err, __v); } +#endif + + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, float&) const; + + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, + double&) const; + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + // For __gnu_cxx_ldbl128::num_get and __gnu_cxx_ieee128::num_get + // this entry in the vtable is for a 64-bit "long double" with the + // same format as double. This keeps the vtable layout consistent + // with std::num_get (visible when -mlong-double-64 is used). + virtual iter_type + __do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, + double&) const; +#else + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, + long double&) const; +#endif + + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, void*&) const; + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ + // For __gnu_cxx_ieee128::num_get this entry in the vtable is for + // the non-IEEE 128-bit "long double" (aka "double double"). This + // is consistent with __gnu_cxx_ldbl128::num_get (-mabi=ibmlongdouble) + virtual iter_type + __do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, + __ibm128&) const; +#endif + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + // For __gnu_cxx_ldbl128::num_get and __gnu_cxx_ieee128::num_get + // this entry in the vtable is for the 128-bit "long double" type. + virtual iter_type + do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, + long double&) const; +#endif + ///@} + }; + + template + locale::id num_get<_CharT, _InIter>::id; + + + /** + * @brief Primary class template num_put. + * @ingroup locales + * + * This facet encapsulates the code to convert a number to a string. It is + * used by the ostream numeric insertion operators. + * + * The num_put template uses protected virtual functions to provide the + * actual results. The public accessors forward the call to the virtual + * functions. These virtual functions are hooks for developers to + * implement the behavior they require from the num_put facet. + */ + template + class num_put : public locale::facet + { + public: + // Types: + ///@{ + /// Public typedefs + typedef _CharT char_type; + typedef _OutIter iter_type; + ///@} + + /// Numpunct facet id. + static locale::id id; + + /** + * @brief Constructor performs initialization. + * + * This is the constructor provided by the standard. + * + * @param __refs Passed to the base facet class. + */ + explicit + num_put(size_t __refs = 0) : facet(__refs) { } + + /** + * @brief Numeric formatting. + * + * Formats the boolean @a v and inserts it into a stream. It does so + * by calling num_put::do_put(). + * + * If ios_base::boolalpha is set, writes ctype::truename() or + * ctype::falsename(). Otherwise formats @a v as an int. + * + * @param __s Stream to write to. + * @param __io Source of locale and flags. + * @param __fill Char_type to use for filling. + * @param __v Value to format and insert. + * @return Iterator after writing. + */ + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const + { return this->do_put(__s, __io, __fill, __v); } + + ///@{ + /** + * @brief Numeric formatting. + * + * Formats the integral value @a v and inserts it into a + * stream. It does so by calling num_put::do_put(). + * + * Formatting is affected by the flag settings in @a io. + * + * The basic format is affected by the value of io.flags() & + * ios_base::basefield. If equal to ios_base::oct, formats like the + * printf %o specifier. Else if equal to ios_base::hex, formats like + * %x or %X with ios_base::uppercase unset or set respectively. + * Otherwise, formats like %d, %ld, %lld for signed and %u, %lu, %llu + * for unsigned values. Note that if both oct and hex are set, neither + * will take effect. + * + * If ios_base::showpos is set, '+' is output before positive values. + * If ios_base::showbase is set, '0' precedes octal values (except 0) + * and '0[xX]' precedes hex values. + * + * The decimal point character used is numpunct::decimal_point(). + * Thousands separators are inserted according to + * numpunct::grouping() and numpunct::thousands_sep(). + * + * If io.width() is non-zero, enough @a fill characters are inserted to + * make the result at least that wide. If + * (io.flags() & ios_base::adjustfield) == ios_base::left, result is + * padded at the end. If ios_base::internal, then padding occurs + * immediately after either a '+' or '-' or after '0x' or '0X'. + * Otherwise, padding occurs at the beginning. + * + * @param __s Stream to write to. + * @param __io Source of locale and flags. + * @param __fill Char_type to use for filling. + * @param __v Value to format and insert. + * @return Iterator after writing. + */ + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, long __v) const + { return this->do_put(__s, __io, __fill, __v); } + + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, + unsigned long __v) const + { return this->do_put(__s, __io, __fill, __v); } + +#ifdef _GLIBCXX_USE_LONG_LONG + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, long long __v) const + { return this->do_put(__s, __io, __fill, __v); } + + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, + unsigned long long __v) const + { return this->do_put(__s, __io, __fill, __v); } +#endif + ///@} + + ///@{ + /** + * @brief Numeric formatting. + * + * Formats the floating point value @a v and inserts it into a stream. + * It does so by calling num_put::do_put(). + * + * Formatting is affected by the flag settings in @a io. + * + * The basic format is affected by the value of io.flags() & + * ios_base::floatfield. If equal to ios_base::fixed, formats like the + * printf %f specifier. Else if equal to ios_base::scientific, formats + * like %e or %E with ios_base::uppercase unset or set respectively. + * Otherwise, formats like %g or %G depending on uppercase. Note that + * if both fixed and scientific are set, the effect will also be like + * %g or %G. + * + * The output precision is given by io.precision(). This precision is + * capped at numeric_limits::digits10 + 2 (different for double and + * long double). The default precision is 6. + * + * If ios_base::showpos is set, '+' is output before positive values. + * If ios_base::showpoint is set, a decimal point will always be + * output. + * + * The decimal point character used is numpunct::decimal_point(). + * Thousands separators are inserted according to + * numpunct::grouping() and numpunct::thousands_sep(). + * + * If io.width() is non-zero, enough @a fill characters are inserted to + * make the result at least that wide. If + * (io.flags() & ios_base::adjustfield) == ios_base::left, result is + * padded at the end. If ios_base::internal, then padding occurs + * immediately after either a '+' or '-' or after '0x' or '0X'. + * Otherwise, padding occurs at the beginning. + * + * @param __s Stream to write to. + * @param __io Source of locale and flags. + * @param __fill Char_type to use for filling. + * @param __v Value to format and insert. + * @return Iterator after writing. + */ + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, double __v) const + { return this->do_put(__s, __io, __fill, __v); } + + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, + long double __v) const + { return this->do_put(__s, __io, __fill, __v); } + ///@} + + /** + * @brief Numeric formatting. + * + * Formats the pointer value @a v and inserts it into a stream. It + * does so by calling num_put::do_put(). + * + * This function formats @a v as an unsigned long with ios_base::hex + * and ios_base::showbase set. + * + * @param __s Stream to write to. + * @param __io Source of locale and flags. + * @param __fill Char_type to use for filling. + * @param __v Value to format and insert. + * @return Iterator after writing. + */ + iter_type + put(iter_type __s, ios_base& __io, char_type __fill, + const void* __v) const + { return this->do_put(__s, __io, __fill, __v); } + + protected: + template + iter_type + _M_insert_float(iter_type, ios_base& __io, char_type __fill, + char __mod, _ValueT __v) const; + + void + _M_group_float(const char* __grouping, size_t __grouping_size, + char_type __sep, const char_type* __p, char_type* __new, + char_type* __cs, int& __len) const; + + template + iter_type + _M_insert_int(iter_type, ios_base& __io, char_type __fill, + _ValueT __v) const; + + void + _M_group_int(const char* __grouping, size_t __grouping_size, + char_type __sep, ios_base& __io, char_type* __new, + char_type* __cs, int& __len) const; + + void + _M_pad(char_type __fill, streamsize __w, ios_base& __io, + char_type* __new, const char_type* __cs, int& __len) const; + + /// Destructor. + virtual + ~num_put() { } + + ///@{ + /** + * @brief Numeric formatting. + * + * These functions do the work of formatting numeric values and + * inserting them into a stream. This function is a hook for derived + * classes to change the value returned. + * + * @param __s Stream to write to. + * @param __io Source of locale and flags. + * @param __fill Char_type to use for filling. + * @param __v Value to format and insert. + * @return Iterator after writing. + */ + virtual iter_type + do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const; + + virtual iter_type + do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const + { return _M_insert_int(__s, __io, __fill, __v); } + + virtual iter_type + do_put(iter_type __s, ios_base& __io, char_type __fill, + unsigned long __v) const + { return _M_insert_int(__s, __io, __fill, __v); } + +#ifdef _GLIBCXX_USE_LONG_LONG + virtual iter_type + do_put(iter_type __s, ios_base& __io, char_type __fill, + long long __v) const + { return _M_insert_int(__s, __io, __fill, __v); } + + virtual iter_type + do_put(iter_type __s, ios_base& __io, char_type __fill, + unsigned long long __v) const + { return _M_insert_int(__s, __io, __fill, __v); } +#endif + + virtual iter_type + do_put(iter_type, ios_base&, char_type, double) const; + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + virtual iter_type + __do_put(iter_type, ios_base&, char_type, double) const; +#else + virtual iter_type + do_put(iter_type, ios_base&, char_type, long double) const; +#endif + + virtual iter_type + do_put(iter_type, ios_base&, char_type, const void*) const; + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ + virtual iter_type + __do_put(iter_type, ios_base&, char_type, __ibm128) const; +#endif + + // XXX GLIBCXX_ABI Deprecated +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + virtual iter_type + do_put(iter_type, ios_base&, char_type, long double) const; +#endif + ///@} + }; + + template + locale::id num_put<_CharT, _OutIter>::id; + +_GLIBCXX_END_NAMESPACE_LDBL + + // Subclause convenience interfaces, inlines. + // NB: These are inline because, when used in a loop, some compilers + // can hoist the body out of the loop; then it's just as fast as the + // C is*() function. + + /// Convenience interface to ctype.is(ctype_base::space, __c). + template + inline bool + isspace(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::space, __c); } + + /// Convenience interface to ctype.is(ctype_base::print, __c). + template + inline bool + isprint(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::print, __c); } + + /// Convenience interface to ctype.is(ctype_base::cntrl, __c). + template + inline bool + iscntrl(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::cntrl, __c); } + + /// Convenience interface to ctype.is(ctype_base::upper, __c). + template + inline bool + isupper(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::upper, __c); } + + /// Convenience interface to ctype.is(ctype_base::lower, __c). + template + inline bool + islower(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::lower, __c); } + + /// Convenience interface to ctype.is(ctype_base::alpha, __c). + template + inline bool + isalpha(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::alpha, __c); } + + /// Convenience interface to ctype.is(ctype_base::digit, __c). + template + inline bool + isdigit(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::digit, __c); } + + /// Convenience interface to ctype.is(ctype_base::punct, __c). + template + inline bool + ispunct(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::punct, __c); } + + /// Convenience interface to ctype.is(ctype_base::xdigit, __c). + template + inline bool + isxdigit(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::xdigit, __c); } + + /// Convenience interface to ctype.is(ctype_base::alnum, __c). + template + inline bool + isalnum(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::alnum, __c); } + + /// Convenience interface to ctype.is(ctype_base::graph, __c). + template + inline bool + isgraph(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::graph, __c); } + +#if __cplusplus >= 201103L + /// Convenience interface to ctype.is(ctype_base::blank, __c). + template + inline bool + isblank(_CharT __c, const locale& __loc) + { return use_facet >(__loc).is(ctype_base::blank, __c); } +#endif + + /// Convenience interface to ctype.toupper(__c). + template + inline _CharT + toupper(_CharT __c, const locale& __loc) + { return use_facet >(__loc).toupper(__c); } + + /// Convenience interface to ctype.tolower(__c). + template + inline _CharT + tolower(_CharT __c, const locale& __loc) + { return use_facet >(__loc).tolower(__c); } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +# include + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h.blob new file mode 100644 index 0000000..3789453 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc new file mode 100644 index 0000000..6bfff7d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc @@ -0,0 +1,1436 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/locale_facets.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +#ifndef _LOCALE_FACETS_TCC +#define _LOCALE_FACETS_TCC 1 + +#pragma GCC system_header + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Routine to access a cache for the facet. If the cache didn't + // exist before, it gets constructed on the fly. + template + struct __use_cache + { + const _Facet* + operator() (const locale& __loc) const; + }; + + // Specializations. + template + struct __use_cache<__numpunct_cache<_CharT> > + { + const __numpunct_cache<_CharT>* + operator() (const locale& __loc) const + { + const size_t __i = numpunct<_CharT>::id._M_id(); + const locale::facet** __caches = __loc._M_impl->_M_caches; + if (!__caches[__i]) + { + __numpunct_cache<_CharT>* __tmp = 0; + __try + { + __tmp = new __numpunct_cache<_CharT>; + __tmp->_M_cache(__loc); + } + __catch(...) + { + delete __tmp; + __throw_exception_again; + } + __loc._M_impl->_M_install_cache(__tmp, __i); + } + return static_cast*>(__caches[__i]); + } + }; + + template + void + __numpunct_cache<_CharT>::_M_cache(const locale& __loc) + { + const numpunct<_CharT>& __np = use_facet >(__loc); + + char* __grouping = 0; + _CharT* __truename = 0; + _CharT* __falsename = 0; + __try + { + const string& __g = __np.grouping(); + _M_grouping_size = __g.size(); + __grouping = new char[_M_grouping_size]; + __g.copy(__grouping, _M_grouping_size); + _M_use_grouping = (_M_grouping_size + && static_cast(__grouping[0]) > 0 + && (__grouping[0] + != __gnu_cxx::__numeric_traits::__max)); + + const basic_string<_CharT>& __tn = __np.truename(); + _M_truename_size = __tn.size(); + __truename = new _CharT[_M_truename_size]; + __tn.copy(__truename, _M_truename_size); + + const basic_string<_CharT>& __fn = __np.falsename(); + _M_falsename_size = __fn.size(); + __falsename = new _CharT[_M_falsename_size]; + __fn.copy(__falsename, _M_falsename_size); + + _M_decimal_point = __np.decimal_point(); + _M_thousands_sep = __np.thousands_sep(); + + const ctype<_CharT>& __ct = use_facet >(__loc); + __ct.widen(__num_base::_S_atoms_out, + __num_base::_S_atoms_out + + __num_base::_S_oend, _M_atoms_out); + __ct.widen(__num_base::_S_atoms_in, + __num_base::_S_atoms_in + + __num_base::_S_iend, _M_atoms_in); + + _M_grouping = __grouping; + _M_truename = __truename; + _M_falsename = __falsename; + _M_allocated = true; + } + __catch(...) + { + delete [] __grouping; + delete [] __truename; + delete [] __falsename; + __throw_exception_again; + } + } + + // Used by both numeric and monetary facets. + // Check to make sure that the __grouping_tmp string constructed in + // money_get or num_get matches the canonical grouping for a given + // locale. + // __grouping_tmp is parsed L to R + // 1,222,444 == __grouping_tmp of "\1\3\3" + // __grouping is parsed R to L + // 1,222,444 == __grouping of "\3" == "\3\3\3" + _GLIBCXX_PURE bool + __verify_grouping(const char* __grouping, size_t __grouping_size, + const string& __grouping_tmp) throw (); + +_GLIBCXX_BEGIN_NAMESPACE_LDBL + + template + _GLIBCXX_DEFAULT_ABI_TAG + _InIter + num_get<_CharT, _InIter>:: + _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io, + ios_base::iostate& __err, string& __xtrc) const + { + typedef char_traits<_CharT> __traits_type; + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + const _CharT* __lit = __lc->_M_atoms_in; + char_type __c = char_type(); + + // True if __beg becomes equal to __end. + bool __testeof = __beg == __end; + + // First check for sign. + if (!__testeof) + { + __c = *__beg; + const bool __plus = __c == __lit[__num_base::_S_iplus]; + if ((__plus || __c == __lit[__num_base::_S_iminus]) + && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + && !(__c == __lc->_M_decimal_point)) + { + __xtrc += __plus ? '+' : '-'; + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + } + + // Next, look for leading zeros. + bool __found_mantissa = false; + int __sep_pos = 0; + while (!__testeof) + { + if ((__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + || __c == __lc->_M_decimal_point) + break; + else if (__c == __lit[__num_base::_S_izero]) + { + if (!__found_mantissa) + { + __xtrc += '0'; + __found_mantissa = true; + } + ++__sep_pos; + + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + else + break; + } + + // Only need acceptable digits for floating point numbers. + bool __found_dec = false; + bool __found_sci = false; + string __found_grouping; + if (__lc->_M_use_grouping) + __found_grouping.reserve(32); + const char_type* __lit_zero = __lit + __num_base::_S_izero; + + if (!__lc->_M_allocated) + // "C" locale + while (!__testeof) + { + const int __digit = _M_find(__lit_zero, 10, __c); + if (__digit != -1) + { + __xtrc += '0' + __digit; + __found_mantissa = true; + } + else if (__c == __lc->_M_decimal_point + && !__found_dec && !__found_sci) + { + __xtrc += '.'; + __found_dec = true; + } + else if ((__c == __lit[__num_base::_S_ie] + || __c == __lit[__num_base::_S_iE]) + && !__found_sci && __found_mantissa) + { + // Scientific notation. + __xtrc += 'e'; + __found_sci = true; + + // Remove optional plus or minus sign, if they exist. + if (++__beg != __end) + { + __c = *__beg; + const bool __plus = __c == __lit[__num_base::_S_iplus]; + if (__plus || __c == __lit[__num_base::_S_iminus]) + __xtrc += __plus ? '+' : '-'; + else + continue; + } + else + { + __testeof = true; + break; + } + } + else + break; + + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + else + while (!__testeof) + { + // According to 22.2.2.1.2, p8-9, first look for thousands_sep + // and decimal_point. + if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + { + if (!__found_dec && !__found_sci) + { + // NB: Thousands separator at the beginning of a string + // is a no-no, as is two consecutive thousands separators. + if (__sep_pos) + { + __found_grouping += static_cast(__sep_pos); + __sep_pos = 0; + } + else + { + // NB: __convert_to_v will not assign __v and will + // set the failbit. + __xtrc.clear(); + break; + } + } + else + break; + } + else if (__c == __lc->_M_decimal_point) + { + if (!__found_dec && !__found_sci) + { + // If no grouping chars are seen, no grouping check + // is applied. Therefore __found_grouping is adjusted + // only if decimal_point comes after some thousands_sep. + if (__found_grouping.size()) + __found_grouping += static_cast(__sep_pos); + __xtrc += '.'; + __found_dec = true; + } + else + break; + } + else + { + const char_type* __q = + __traits_type::find(__lit_zero, 10, __c); + if (__q) + { + __xtrc += '0' + (__q - __lit_zero); + __found_mantissa = true; + ++__sep_pos; + } + else if ((__c == __lit[__num_base::_S_ie] + || __c == __lit[__num_base::_S_iE]) + && !__found_sci && __found_mantissa) + { + // Scientific notation. + if (__found_grouping.size() && !__found_dec) + __found_grouping += static_cast(__sep_pos); + __xtrc += 'e'; + __found_sci = true; + + // Remove optional plus or minus sign, if they exist. + if (++__beg != __end) + { + __c = *__beg; + const bool __plus = __c == __lit[__num_base::_S_iplus]; + if ((__plus || __c == __lit[__num_base::_S_iminus]) + && !(__lc->_M_use_grouping + && __c == __lc->_M_thousands_sep) + && !(__c == __lc->_M_decimal_point)) + __xtrc += __plus ? '+' : '-'; + else + continue; + } + else + { + __testeof = true; + break; + } + } + else + break; + } + + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + + // Digit grouping is checked. If grouping and found_grouping don't + // match, then get very very upset, and set failbit. + if (__found_grouping.size()) + { + // Add the ending grouping if a decimal or 'e'/'E' wasn't found. + if (!__found_dec && !__found_sci) + __found_grouping += static_cast(__sep_pos); + + if (!std::__verify_grouping(__lc->_M_grouping, + __lc->_M_grouping_size, + __found_grouping)) + __err = ios_base::failbit; + } + + return __beg; + } + + template + template + _GLIBCXX_DEFAULT_ABI_TAG + _InIter + num_get<_CharT, _InIter>:: + _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io, + ios_base::iostate& __err, _ValueT& __v) const + { + typedef char_traits<_CharT> __traits_type; + using __gnu_cxx::__add_unsigned; + typedef typename __add_unsigned<_ValueT>::__type __unsigned_type; + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + const _CharT* __lit = __lc->_M_atoms_in; + char_type __c = char_type(); + + // NB: Iff __basefield == 0, __base can change based on contents. + const ios_base::fmtflags __basefield = __io.flags() + & ios_base::basefield; + const bool __oct = __basefield == ios_base::oct; + int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10); + + // True if __beg becomes equal to __end. + bool __testeof = __beg == __end; + + // First check for sign. + bool __negative = false; + if (!__testeof) + { + __c = *__beg; + __negative = __c == __lit[__num_base::_S_iminus]; + if ((__negative || __c == __lit[__num_base::_S_iplus]) + && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + && !(__c == __lc->_M_decimal_point)) + { + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + } + + // Next, look for leading zeros and check required digits + // for base formats. + bool __found_zero = false; + int __sep_pos = 0; + while (!__testeof) + { + if ((__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + || __c == __lc->_M_decimal_point) + break; + else if (__c == __lit[__num_base::_S_izero] + && (!__found_zero || __base == 10)) + { + __found_zero = true; + ++__sep_pos; + if (__basefield == 0) + __base = 8; + if (__base == 8) + __sep_pos = 0; + } + else if (__found_zero + && (__c == __lit[__num_base::_S_ix] + || __c == __lit[__num_base::_S_iX])) + { + if (__basefield == 0) + __base = 16; + if (__base == 16) + { + __found_zero = false; + __sep_pos = 0; + } + else + break; + } + else + break; + + if (++__beg != __end) + { + __c = *__beg; + if (!__found_zero) + break; + } + else + __testeof = true; + } + + // At this point, base is determined. If not hex, only allow + // base digits as valid input. + const size_t __len = (__base == 16 ? __num_base::_S_iend + - __num_base::_S_izero : __base); + + // Extract. + typedef __gnu_cxx::__numeric_traits<_ValueT> __num_traits; + string __found_grouping; + if (__lc->_M_use_grouping) + __found_grouping.reserve(32); + bool __testfail = false; + bool __testoverflow = false; + const __unsigned_type __max = + (__negative && __num_traits::__is_signed) + ? -static_cast<__unsigned_type>(__num_traits::__min) + : __num_traits::__max; + const __unsigned_type __smax = __max / __base; + __unsigned_type __result = 0; + int __digit = 0; + const char_type* __lit_zero = __lit + __num_base::_S_izero; + + if (!__lc->_M_allocated) + // "C" locale + while (!__testeof) + { + __digit = _M_find(__lit_zero, __len, __c); + if (__digit == -1) + break; + + if (__result > __smax) + __testoverflow = true; + else + { + __result *= __base; + __testoverflow |= __result > __max - __digit; + __result += __digit; + ++__sep_pos; + } + + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + else + while (!__testeof) + { + // According to 22.2.2.1.2, p8-9, first look for thousands_sep + // and decimal_point. + if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) + { + // NB: Thousands separator at the beginning of a string + // is a no-no, as is two consecutive thousands separators. + if (__sep_pos) + { + __found_grouping += static_cast(__sep_pos); + __sep_pos = 0; + } + else + { + __testfail = true; + break; + } + } + else if (__c == __lc->_M_decimal_point) + break; + else + { + const char_type* __q = + __traits_type::find(__lit_zero, __len, __c); + if (!__q) + break; + + __digit = __q - __lit_zero; + if (__digit > 15) + __digit -= 6; + if (__result > __smax) + __testoverflow = true; + else + { + __result *= __base; + __testoverflow |= __result > __max - __digit; + __result += __digit; + ++__sep_pos; + } + } + + if (++__beg != __end) + __c = *__beg; + else + __testeof = true; + } + + // Digit grouping is checked. If grouping and found_grouping don't + // match, then get very very upset, and set failbit. + if (__found_grouping.size()) + { + // Add the ending grouping. + __found_grouping += static_cast(__sep_pos); + + if (!std::__verify_grouping(__lc->_M_grouping, + __lc->_M_grouping_size, + __found_grouping)) + __err = ios_base::failbit; + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 23. Num_get overflow result. + if ((!__sep_pos && !__found_zero && !__found_grouping.size()) + || __testfail) + { + __v = 0; + __err = ios_base::failbit; + } + else if (__testoverflow) + { + if (__negative && __num_traits::__is_signed) + __v = __num_traits::__min; + else + __v = __num_traits::__max; + __err = ios_base::failbit; + } + else + __v = __negative ? -__result : __result; + + if (__testeof) + __err |= ios_base::eofbit; + return __beg; + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 17. Bad bool parsing + template + _InIter + num_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, bool& __v) const + { + if (!(__io.flags() & ios_base::boolalpha)) + { + // Parse bool values as long. + // NB: We can't just call do_get(long) here, as it might + // refer to a derived class. + long __l = -1; + __beg = _M_extract_int(__beg, __end, __io, __err, __l); + if (__l == 0 || __l == 1) + __v = bool(__l); + else + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 23. Num_get overflow result. + __v = true; + __err = ios_base::failbit; + if (__beg == __end) + __err |= ios_base::eofbit; + } + } + else + { + // Parse bool values as alphanumeric. + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + + bool __testf = true; + bool __testt = true; + bool __donef = __lc->_M_falsename_size == 0; + bool __donet = __lc->_M_truename_size == 0; + bool __testeof = false; + size_t __n = 0; + while (!__donef || !__donet) + { + if (__beg == __end) + { + __testeof = true; + break; + } + + const char_type __c = *__beg; + + if (!__donef) + __testf = __c == __lc->_M_falsename[__n]; + + if (!__testf && __donet) + break; + + if (!__donet) + __testt = __c == __lc->_M_truename[__n]; + + if (!__testt && __donef) + break; + + if (!__testt && !__testf) + break; + + ++__n; + ++__beg; + + __donef = !__testf || __n >= __lc->_M_falsename_size; + __donet = !__testt || __n >= __lc->_M_truename_size; + } + if (__testf && __n == __lc->_M_falsename_size && __n) + { + __v = false; + if (__testt && __n == __lc->_M_truename_size) + __err = ios_base::failbit; + else + __err = __testeof ? ios_base::eofbit : ios_base::goodbit; + } + else if (__testt && __n == __lc->_M_truename_size && __n) + { + __v = true; + __err = __testeof ? ios_base::eofbit : ios_base::goodbit; + } + else + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 23. Num_get overflow result. + __v = false; + __err = ios_base::failbit; + if (__testeof) + __err |= ios_base::eofbit; + } + } + return __beg; + } + + template + _InIter + num_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, float& __v) const + { + string __xtrc; + __xtrc.reserve(32); + __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); + std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template + _InIter + num_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, double& __v) const + { + string __xtrc; + __xtrc.reserve(32); + __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); + std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + template + _InIter + num_get<_CharT, _InIter>:: + __do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, double& __v) const + { + string __xtrc; + __xtrc.reserve(32); + __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); + std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } +#endif + + template + _InIter + num_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, long double& __v) const + { + string __xtrc; + __xtrc.reserve(32); + __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); + std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template + _InIter + num_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, void*& __v) const + { + // Prepare for hex formatted input. + typedef ios_base::fmtflags fmtflags; + const fmtflags __fmt = __io.flags(); + __io.flags((__fmt & ~ios_base::basefield) | ios_base::hex); + + typedef __gnu_cxx::__conditional_type<(sizeof(void*) + <= sizeof(unsigned long)), + unsigned long, unsigned long long>::__type _UIntPtrType; + + _UIntPtrType __ul; + __beg = _M_extract_int(__beg, __end, __io, __err, __ul); + + // Reset from hex formatted input. + __io.flags(__fmt); + + __v = reinterpret_cast(__ul); + return __beg; + } + +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ + template + _InIter + num_get<_CharT, _InIter>:: + __do_get(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, __ibm128& __v) const + { + string __xtrc; + __xtrc.reserve(32); + __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); + std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } +#endif + + // For use by integer and floating-point types after they have been + // converted into a char_type string. + template + void + num_put<_CharT, _OutIter>:: + _M_pad(_CharT __fill, streamsize __w, ios_base& __io, + _CharT* __new, const _CharT* __cs, int& __len) const + { + // [22.2.2.2.2] Stage 3. + // If necessary, pad. + __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, + __cs, __w, __len); + __len = static_cast(__w); + } + +_GLIBCXX_END_NAMESPACE_LDBL + + template + int + __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit, + ios_base::fmtflags __flags, bool __dec) + { + _CharT* __buf = __bufend; + if (__builtin_expect(__dec, true)) + { + // Decimal. + do + { + *--__buf = __lit[(__v % 10) + __num_base::_S_odigits]; + __v /= 10; + } + while (__v != 0); + } + else if ((__flags & ios_base::basefield) == ios_base::oct) + { + // Octal. + do + { + *--__buf = __lit[(__v & 0x7) + __num_base::_S_odigits]; + __v >>= 3; + } + while (__v != 0); + } + else + { + // Hex. + const bool __uppercase = __flags & ios_base::uppercase; + const int __case_offset = __uppercase ? __num_base::_S_oudigits + : __num_base::_S_odigits; + do + { + *--__buf = __lit[(__v & 0xf) + __case_offset]; + __v >>= 4; + } + while (__v != 0); + } + return __bufend - __buf; + } + +_GLIBCXX_BEGIN_NAMESPACE_LDBL + + template + void + num_put<_CharT, _OutIter>:: + _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep, + ios_base&, _CharT* __new, _CharT* __cs, int& __len) const + { + _CharT* __p = std::__add_grouping(__new, __sep, __grouping, + __grouping_size, __cs, __cs + __len); + __len = __p - __new; + } + + template + template + _OutIter + num_put<_CharT, _OutIter>:: + _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill, + _ValueT __v) const + { + using __gnu_cxx::__add_unsigned; + typedef typename __add_unsigned<_ValueT>::__type __unsigned_type; + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + const _CharT* __lit = __lc->_M_atoms_out; + const ios_base::fmtflags __flags = __io.flags(); + + // Long enough to hold hex, dec, and octal representations. + const int __ilen = 5 * sizeof(_ValueT); + _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __ilen)); + + // [22.2.2.2.2] Stage 1, numeric conversion to character. + // Result is returned right-justified in the buffer. + const ios_base::fmtflags __basefield = __flags & ios_base::basefield; + const bool __dec = (__basefield != ios_base::oct + && __basefield != ios_base::hex); + const __unsigned_type __u = ((__v > 0 || !__dec) + ? __unsigned_type(__v) + : -__unsigned_type(__v)); + int __len = __int_to_char(__cs + __ilen, __u, __lit, __flags, __dec); + __cs += __ilen - __len; + + // Add grouping, if necessary. + if (__lc->_M_use_grouping) + { + // Grouping can add (almost) as many separators as the number + // of digits + space is reserved for numeric base or sign. + _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * (__len + 1) + * 2)); + _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size, + __lc->_M_thousands_sep, __io, __cs2 + 2, __cs, __len); + __cs = __cs2 + 2; + } + + // Complete Stage 1, prepend numeric base or sign. + if (__builtin_expect(__dec, true)) + { + // Decimal. + if (__v >= 0) + { + if (bool(__flags & ios_base::showpos) + && __gnu_cxx::__numeric_traits<_ValueT>::__is_signed) + *--__cs = __lit[__num_base::_S_oplus], ++__len; + } + else + *--__cs = __lit[__num_base::_S_ominus], ++__len; + } + else if (bool(__flags & ios_base::showbase) && __v) + { + if (__basefield == ios_base::oct) + *--__cs = __lit[__num_base::_S_odigits], ++__len; + else + { + // 'x' or 'X' + const bool __uppercase = __flags & ios_base::uppercase; + *--__cs = __lit[__num_base::_S_ox + __uppercase]; + // '0' + *--__cs = __lit[__num_base::_S_odigits]; + __len += 2; + } + } + + // Pad. + const streamsize __w = __io.width(); + if (__w > static_cast(__len)) + { + _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __w)); + _M_pad(__fill, __w, __io, __cs3, __cs, __len); + __cs = __cs3; + } + __io.width(0); + + // [22.2.2.2.2] Stage 4. + // Write resulting, fully-formatted string to output iterator. + return std::__write(__s, __cs, __len); + } + + template + void + num_put<_CharT, _OutIter>:: + _M_group_float(const char* __grouping, size_t __grouping_size, + _CharT __sep, const _CharT* __p, _CharT* __new, + _CharT* __cs, int& __len) const + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 282. What types does numpunct grouping refer to? + // Add grouping, if necessary. + const int __declen = __p ? __p - __cs : __len; + _CharT* __p2 = std::__add_grouping(__new, __sep, __grouping, + __grouping_size, + __cs, __cs + __declen); + + // Tack on decimal part. + int __newlen = __p2 - __new; + if (__p) + { + char_traits<_CharT>::copy(__p2, __p, __len - __declen); + __newlen += __len - __declen; + } + __len = __newlen; + } + + // The following code uses vsnprintf (or vsprintf(), when + // _GLIBCXX_USE_C99_STDIO is not defined) to convert floating point + // values for insertion into a stream. An optimization would be to + // replace them with code that works directly on a wide buffer and + // then use __pad to do the padding. It would be good to replace + // them anyway to gain back the efficiency that C++ provides by + // knowing up front the type of the values to insert. Also, sprintf + // is dangerous since may lead to accidental buffer overruns. This + // implementation follows the C++ standard fairly directly as + // outlined in 22.2.2.2 [lib.locale.num.put] + template + template + _OutIter + num_put<_CharT, _OutIter>:: + _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod, + _ValueT __v) const + { + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + + // Use default precision if out of range. + const streamsize __prec = __io.precision() < 0 ? 6 : __io.precision(); + + const int __max_digits = + __gnu_cxx::__numeric_traits<_ValueT>::__digits10; + + // [22.2.2.2.2] Stage 1, numeric conversion to character. + int __len; + // Long enough for the max format spec. + char __fbuf[16]; + __num_base::_S_format_float(__io, __fbuf, __mod); + +#if _GLIBCXX_USE_C99_STDIO && !_GLIBCXX_HAVE_BROKEN_VSNPRINTF + // Precision is always used except for hexfloat format. + const bool __use_prec = + (__io.flags() & ios_base::floatfield) != ios_base::floatfield; + + // First try a buffer perhaps big enough (most probably sufficient + // for non-ios_base::fixed outputs) + int __cs_size = __max_digits * 3; + char* __cs = static_cast(__builtin_alloca(__cs_size)); + if (__use_prec) + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + __fbuf, __prec, __v); + else + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + __fbuf, __v); + + // If the buffer was not large enough, try again with the correct size. + if (__len >= __cs_size) + { + __cs_size = __len + 1; + __cs = static_cast(__builtin_alloca(__cs_size)); + if (__use_prec) + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + __fbuf, __prec, __v); + else + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + __fbuf, __v); + } +#else + // Consider the possibility of long ios_base::fixed outputs + const bool __fixed = __io.flags() & ios_base::fixed; + const int __max_exp = + __gnu_cxx::__numeric_traits<_ValueT>::__max_exponent10; + + // The size of the output string is computed as follows. + // ios_base::fixed outputs may need up to __max_exp + 1 chars + // for the integer part + __prec chars for the fractional part + // + 3 chars for sign, decimal point, '\0'. On the other hand, + // for non-fixed outputs __max_digits * 2 + __prec chars are + // largely sufficient. + const int __cs_size = __fixed ? __max_exp + __prec + 4 + : __max_digits * 2 + __prec; + char* __cs = static_cast(__builtin_alloca(__cs_size)); + __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, __fbuf, + __prec, __v); +#endif + + // [22.2.2.2.2] Stage 2, convert to char_type, using correct + // numpunct.decimal_point() values for '.' and adding grouping. + const ctype<_CharT>& __ctype = use_facet >(__loc); + + _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __len)); + __ctype.widen(__cs, __cs + __len, __ws); + + // Replace decimal point. + _CharT* __wp = 0; + const char* __p = char_traits::find(__cs, __len, '.'); + if (__p) + { + __wp = __ws + (__p - __cs); + *__wp = __lc->_M_decimal_point; + } + + // Add grouping, if necessary. + // N.B. Make sure to not group things like 2e20, i.e., no decimal + // point, scientific notation. + if (__lc->_M_use_grouping + && (__wp || __len < 3 || (__cs[1] <= '9' && __cs[2] <= '9' + && __cs[1] >= '0' && __cs[2] >= '0'))) + { + // Grouping can add (almost) as many separators as the + // number of digits, but no more. + _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __len * 2)); + + streamsize __off = 0; + if (__cs[0] == '-' || __cs[0] == '+') + { + __off = 1; + __ws2[0] = __ws[0]; + __len -= 1; + } + + _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size, + __lc->_M_thousands_sep, __wp, __ws2 + __off, + __ws + __off, __len); + __len += __off; + + __ws = __ws2; + } + + // Pad. + const streamsize __w = __io.width(); + if (__w > static_cast(__len)) + { + _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __w)); + _M_pad(__fill, __w, __io, __ws3, __ws, __len); + __ws = __ws3; + } + __io.width(0); + + // [22.2.2.2.2] Stage 4. + // Write resulting, fully-formatted string to output iterator. + return std::__write(__s, __ws, __len); + } + + template + _OutIter + num_put<_CharT, _OutIter>:: + do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const + { + const ios_base::fmtflags __flags = __io.flags(); + if ((__flags & ios_base::boolalpha) == 0) + { + const long __l = __v; + __s = _M_insert_int(__s, __io, __fill, __l); + } + else + { + typedef __numpunct_cache<_CharT> __cache_type; + __use_cache<__cache_type> __uc; + const locale& __loc = __io._M_getloc(); + const __cache_type* __lc = __uc(__loc); + + const _CharT* __name = __v ? __lc->_M_truename + : __lc->_M_falsename; + int __len = __v ? __lc->_M_truename_size + : __lc->_M_falsename_size; + + const streamsize __w = __io.width(); + if (__w > static_cast(__len)) + { + const streamsize __plen = __w - __len; + _CharT* __ps + = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __plen)); + + char_traits<_CharT>::assign(__ps, __plen, __fill); + __io.width(0); + + if ((__flags & ios_base::adjustfield) == ios_base::left) + { + __s = std::__write(__s, __name, __len); + __s = std::__write(__s, __ps, __plen); + } + else + { + __s = std::__write(__s, __ps, __plen); + __s = std::__write(__s, __name, __len); + } + return __s; + } + __io.width(0); + __s = std::__write(__s, __name, __len); + } + return __s; + } + + template + _OutIter + num_put<_CharT, _OutIter>:: + do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const + { return _M_insert_float(__s, __io, __fill, char(), __v); } + +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + template + _OutIter + num_put<_CharT, _OutIter>:: + __do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const + { return _M_insert_float(__s, __io, __fill, char(), __v); } +#endif + + template + _OutIter + num_put<_CharT, _OutIter>:: + do_put(iter_type __s, ios_base& __io, char_type __fill, + long double __v) const + { return _M_insert_float(__s, __io, __fill, 'L', __v); } + + template + _OutIter + num_put<_CharT, _OutIter>:: + do_put(iter_type __s, ios_base& __io, char_type __fill, + const void* __v) const + { + const ios_base::fmtflags __flags = __io.flags(); + const ios_base::fmtflags __fmt = ~(ios_base::basefield + | ios_base::uppercase); + __io.flags((__flags & __fmt) | (ios_base::hex | ios_base::showbase)); + + typedef __gnu_cxx::__conditional_type<(sizeof(const void*) + <= sizeof(unsigned long)), + unsigned long, unsigned long long>::__type _UIntPtrType; + + __s = _M_insert_int(__s, __io, __fill, + reinterpret_cast<_UIntPtrType>(__v)); + __io.flags(__flags); + return __s; + } + +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ + template + _OutIter + num_put<_CharT, _OutIter>:: + __do_put(iter_type __s, ios_base& __io, char_type __fill, + __ibm128 __v) const + { return _M_insert_float(__s, __io, __fill, 'L', __v); } +#endif +_GLIBCXX_END_NAMESPACE_LDBL + + // Construct correctly padded string, as per 22.2.2.2.2 + // Assumes + // __newlen > __oldlen + // __news is allocated for __newlen size + + // NB: Of the two parameters, _CharT can be deduced from the + // function arguments. The other (_Traits) has to be explicitly specified. + template + void + __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill, + _CharT* __news, const _CharT* __olds, + streamsize __newlen, streamsize __oldlen) + { + const size_t __plen = static_cast(__newlen - __oldlen); + const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield; + + // Padding last. + if (__adjust == ios_base::left) + { + _Traits::copy(__news, __olds, __oldlen); + _Traits::assign(__news + __oldlen, __plen, __fill); + return; + } + + size_t __mod = 0; + if (__adjust == ios_base::internal) + { + // Pad after the sign, if there is one. + // Pad after 0[xX], if there is one. + // Who came up with these rules, anyway? Jeeze. + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet >(__loc); + + if (__ctype.widen('-') == __olds[0] + || __ctype.widen('+') == __olds[0]) + { + __news[0] = __olds[0]; + __mod = 1; + ++__news; + } + else if (__ctype.widen('0') == __olds[0] + && __oldlen > 1 + && (__ctype.widen('x') == __olds[1] + || __ctype.widen('X') == __olds[1])) + { + __news[0] = __olds[0]; + __news[1] = __olds[1]; + __mod = 2; + __news += 2; + } + // else Padding first. + } + _Traits::assign(__news, __plen, __fill); + _Traits::copy(__news + __plen, __olds + __mod, __oldlen - __mod); + } + + template + _CharT* + __add_grouping(_CharT* __s, _CharT __sep, + const char* __gbeg, size_t __gsize, + const _CharT* __first, const _CharT* __last) + { + size_t __idx = 0; + size_t __ctr = 0; + + while (__last - __first > __gbeg[__idx] + && static_cast(__gbeg[__idx]) > 0 + && __gbeg[__idx] != __gnu_cxx::__numeric_traits::__max) + { + __last -= __gbeg[__idx]; + __idx < __gsize - 1 ? ++__idx : ++__ctr; + } + + while (__first != __last) + *__s++ = *__first++; + + while (__ctr--) + { + *__s++ = __sep; + for (char __i = __gbeg[__idx]; __i > 0; --__i) + *__s++ = *__first++; + } + + while (__idx--) + { + *__s++ = __sep; + for (char __i = __gbeg[__idx]; __i > 0; --__i) + *__s++ = *__first++; + } + + return __s; + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class _GLIBCXX_NAMESPACE_CXX11 numpunct; + extern template class _GLIBCXX_NAMESPACE_CXX11 numpunct_byname; + extern template class _GLIBCXX_NAMESPACE_LDBL num_get; + extern template class _GLIBCXX_NAMESPACE_LDBL num_put; + extern template class ctype_byname; + + extern template + const ctype* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const numpunct* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const num_put* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const num_get* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const ctype& + use_facet >(const locale&); + + extern template + const numpunct& + use_facet >(const locale&); + + extern template + const num_put& + use_facet >(const locale&); + + extern template + const num_get& + use_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class _GLIBCXX_NAMESPACE_CXX11 numpunct; + extern template class _GLIBCXX_NAMESPACE_CXX11 numpunct_byname; + extern template class _GLIBCXX_NAMESPACE_LDBL num_get; + extern template class _GLIBCXX_NAMESPACE_LDBL num_put; + extern template class ctype_byname; + + extern template + const ctype* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const numpunct* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const num_put* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const num_get* + __try_use_facet >(const locale&) _GLIBCXX_NOTHROW; + + extern template + const ctype& + use_facet >(const locale&); + + extern template + const numpunct& + use_facet >(const locale&); + + extern template + const num_put& + use_facet >(const locale&); + + extern template + const num_get& + use_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); + + extern template + bool + has_facet >(const locale&); +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc.blob new file mode 100644 index 0000000..6411410 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@locale_facets.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h new file mode 100644 index 0000000..cf8e9ec --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h @@ -0,0 +1,214 @@ +// Forward declarations -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/localefwd.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +#ifndef _LOCALE_FWD_H +#define _LOCALE_FWD_H 1 + +#pragma GCC system_header + +#include +#include // Defines __c_locale, config-specific include +#include // For ostreambuf_iterator, istreambuf_iterator +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup locales Locales + * + * Classes and functions for internationalization and localization. + */ + + // 22.1.1 Locale + class locale; + + template + bool + has_facet(const locale&) throw(); + + template + const _Facet& + use_facet(const locale&); + + // 22.1.3 Convenience interfaces + template + bool + isspace(_CharT, const locale&); + + template + bool + isprint(_CharT, const locale&); + + template + bool + iscntrl(_CharT, const locale&); + + template + bool + isupper(_CharT, const locale&); + + template + bool + islower(_CharT, const locale&); + + template + bool + isalpha(_CharT, const locale&); + + template + bool + isdigit(_CharT, const locale&); + + template + bool + ispunct(_CharT, const locale&); + + template + bool + isxdigit(_CharT, const locale&); + + template + bool + isalnum(_CharT, const locale&); + + template + bool + isgraph(_CharT, const locale&); + +#if __cplusplus >= 201103L + template + bool + isblank(_CharT, const locale&); +#endif + + template + _CharT + toupper(_CharT, const locale&); + + template + _CharT + tolower(_CharT, const locale&); + + // 22.2.1 and 22.2.1.3 ctype + struct ctype_base; + template + class ctype; + template<> class ctype; +#ifdef _GLIBCXX_USE_WCHAR_T + template<> class ctype; +#endif + template + class ctype_byname; + // NB: Specialized for char and wchar_t in locale_facets.h. + + class codecvt_base; + template + class codecvt; + template<> class codecvt; +#ifdef _GLIBCXX_USE_WCHAR_T + template<> class codecvt; +#endif +#if __cplusplus >= 201103L + template<> class codecvt; + template<> class codecvt; +#ifdef _GLIBCXX_USE_CHAR8_T + template<> class codecvt; + template<> class codecvt; +#endif +#endif + template + class codecvt_byname; + + // 22.2.2 and 22.2.3 numeric +_GLIBCXX_BEGIN_NAMESPACE_LDBL + template > + class num_get; + template > + class num_put; +_GLIBCXX_END_NAMESPACE_LDBL +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + template class numpunct; + template class numpunct_byname; +_GLIBCXX_END_NAMESPACE_CXX11 + +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + // 22.2.4 collation + template + class collate; + template + class collate_byname; +_GLIBCXX_END_NAMESPACE_CXX11 + + // 22.2.5 date and time + class time_base; +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + template > + class time_get; + template > + class time_get_byname; +_GLIBCXX_END_NAMESPACE_CXX11 + template > + class time_put; + template > + class time_put_byname; + + // 22.2.6 money + class money_base; +_GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 + template > + class money_get; + template > + class money_put; +_GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + template + class moneypunct; + template + class moneypunct_byname; +_GLIBCXX_END_NAMESPACE_CXX11 + + // 22.2.7 message retrieval + struct messages_base; +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + template + class messages; + template + class messages_byname; +_GLIBCXX_END_NAMESPACE_CXX11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h.blob new file mode 100644 index 0000000..7203627 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@localefwd.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h new file mode 100644 index 0000000..330a6df --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h @@ -0,0 +1,85 @@ +// Forward declarations -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * Copyright (c) 1996-1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/memoryfwd.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _MEMORYFWD_H +#define _MEMORYFWD_H 1 + +#pragma GCC system_header + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup allocators Allocators + * @ingroup memory + * + * Classes encapsulating memory operations. + * + * @{ + */ + +#if _GLIBCXX_HOSTED + template + class allocator; + + template<> + class allocator; +#endif + +#if __cplusplus >= 201103L + /// Declare uses_allocator so it can be specialized in `` etc. + template + struct uses_allocator; + + template + struct allocator_traits; +#endif + + /// @} group memory + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h.blob new file mode 100644 index 0000000..3ca7fe3 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@memoryfwd.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h new file mode 100644 index 0000000..4a8fcef --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h @@ -0,0 +1,224 @@ +// Move, forward and identity for C++11 + swap -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/move.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{utility} + */ + +#ifndef _MOVE_H +#define _MOVE_H 1 + +#include +#if __cplusplus < 201103L +# include +#else +# include // Brings in std::declval too. +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Used, in C++03 mode too, by allocators, etc. + /** + * @brief Same as C++11 std::addressof + * @ingroup utilities + */ + template + inline _GLIBCXX_CONSTEXPR _Tp* + __addressof(_Tp& __r) _GLIBCXX_NOEXCEPT + { return __builtin_addressof(__r); } + +#if __cplusplus >= 201103L + + /** + * @addtogroup utilities + * @{ + */ + + /** + * @brief Forward an lvalue. + * @return The parameter cast to the specified type. + * + * This function is used to implement "perfect forwarding". + */ + template + _GLIBCXX_NODISCARD + constexpr _Tp&& + forward(typename std::remove_reference<_Tp>::type& __t) noexcept + { return static_cast<_Tp&&>(__t); } + + /** + * @brief Forward an rvalue. + * @return The parameter cast to the specified type. + * + * This function is used to implement "perfect forwarding". + */ + template + _GLIBCXX_NODISCARD + constexpr _Tp&& + forward(typename std::remove_reference<_Tp>::type&& __t) noexcept + { + static_assert(!std::is_lvalue_reference<_Tp>::value, + "std::forward must not be used to convert an rvalue to an lvalue"); + return static_cast<_Tp&&>(__t); + } + + /** + * @brief Convert a value to an rvalue. + * @param __t A thing of arbitrary type. + * @return The parameter cast to an rvalue-reference to allow moving it. + */ + template + _GLIBCXX_NODISCARD + constexpr typename std::remove_reference<_Tp>::type&& + move(_Tp&& __t) noexcept + { return static_cast::type&&>(__t); } + + + template + struct __move_if_noexcept_cond + : public __and_<__not_>, + is_copy_constructible<_Tp>>::type { }; + + /** + * @brief Conditionally convert a value to an rvalue. + * @param __x A thing of arbitrary type. + * @return The parameter, possibly cast to an rvalue-reference. + * + * Same as std::move unless the type's move constructor could throw and the + * type is copyable, in which case an lvalue-reference is returned instead. + */ + template + _GLIBCXX_NODISCARD + constexpr + __conditional_t<__move_if_noexcept_cond<_Tp>::value, const _Tp&, _Tp&&> + move_if_noexcept(_Tp& __x) noexcept + { return std::move(__x); } + + // declval, from type_traits. + +#if __cplusplus > 201402L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2296. std::addressof should be constexpr +# define __cpp_lib_addressof_constexpr 201603L +#endif + /** + * @brief Returns the actual address of the object or function + * referenced by r, even in the presence of an overloaded + * operator&. + * @param __r Reference to an object or function. + * @return The actual address. + */ + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR _Tp* + addressof(_Tp& __r) noexcept + { return std::__addressof(__r); } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2598. addressof works on temporaries + template + const _Tp* addressof(const _Tp&&) = delete; + + // C++11 version of std::exchange for internal use. + template + _GLIBCXX20_CONSTEXPR + inline _Tp + __exchange(_Tp& __obj, _Up&& __new_val) + { + _Tp __old_val = std::move(__obj); + __obj = std::forward<_Up>(__new_val); + return __old_val; + } + + /// @} group utilities + +#define _GLIBCXX_FWDREF(_Tp) _Tp&& +#define _GLIBCXX_MOVE(__val) std::move(__val) +#define _GLIBCXX_FORWARD(_Tp, __val) std::forward<_Tp>(__val) +#else +#define _GLIBCXX_FWDREF(_Tp) const _Tp& +#define _GLIBCXX_MOVE(__val) (__val) +#define _GLIBCXX_FORWARD(_Tp, __val) (__val) +#endif + + /** + * @addtogroup utilities + * @{ + */ + + /** + * @brief Swaps two values. + * @param __a A thing of arbitrary type. + * @param __b Another thing of arbitrary type. + * @return Nothing. + */ + template + _GLIBCXX20_CONSTEXPR + inline +#if __cplusplus >= 201103L + typename enable_if<__and_<__not_<__is_tuple_like<_Tp>>, + is_move_constructible<_Tp>, + is_move_assignable<_Tp>>::value>::type +#else + void +#endif + swap(_Tp& __a, _Tp& __b) + _GLIBCXX_NOEXCEPT_IF(__and_, + is_nothrow_move_assignable<_Tp>>::value) + { +#if __cplusplus < 201103L + // concept requirements + __glibcxx_function_requires(_SGIAssignableConcept<_Tp>) +#endif + _Tp __tmp = _GLIBCXX_MOVE(__a); + __a = _GLIBCXX_MOVE(__b); + __b = _GLIBCXX_MOVE(__tmp); + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 809. std::swap should be overloaded for array types. + /// Swap the contents of two arrays. + template + _GLIBCXX20_CONSTEXPR + inline +#if __cplusplus >= 201103L + typename enable_if<__is_swappable<_Tp>::value>::type +#else + void +#endif + swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm]) + _GLIBCXX_NOEXCEPT_IF(__is_nothrow_swappable<_Tp>::value) + { + for (size_t __n = 0; __n < _Nm; ++__n) + swap(__a[__n], __b[__n]); + } + + /// @} group utilities +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _MOVE_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h.blob new file mode 100644 index 0000000..ec0a936 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@move.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h new file mode 100644 index 0000000..f61bdc6 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h @@ -0,0 +1,243 @@ +// Nested Exception support header (nested_exception class) for -*- C++ -*- + +// Copyright (C) 2009-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/nested_exception.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{exception} + */ + +#ifndef _GLIBCXX_NESTED_EXCEPTION_H +#define _GLIBCXX_NESTED_EXCEPTION_H 1 + +#if __cplusplus < 201103L +# include +#else + +#include +#include + +extern "C++" { + +namespace std _GLIBCXX_VISIBILITY(default) +{ + /** + * @addtogroup exceptions + * @{ + */ + + /** Mixin class that stores the current exception. + * + * This type can be used via `std::throw_with_nested` to store + * the current exception nested within another exception. + * + * @headerfile exception + * @since C++11 + * @see std::throw_with_nested + * @ingroup exceptions + */ + class nested_exception + { + exception_ptr _M_ptr; + + public: + /// The default constructor stores the current exception (if any). + nested_exception() noexcept : _M_ptr(current_exception()) { } + + nested_exception(const nested_exception&) noexcept = default; + + nested_exception& operator=(const nested_exception&) noexcept = default; + + virtual ~nested_exception() noexcept; + + /// Rethrow the stored exception, or terminate if none was stored. + [[noreturn]] + void + rethrow_nested() const + { + if (_M_ptr) + rethrow_exception(_M_ptr); + std::terminate(); + } + + /// Access the stored exception. + exception_ptr + nested_ptr() const noexcept + { return _M_ptr; } + }; + + /// @cond undocumented + + template + struct _Nested_exception : public _Except, public nested_exception + { + explicit _Nested_exception(const _Except& __ex) + : _Except(__ex) + { } + + explicit _Nested_exception(_Except&& __ex) + : _Except(static_cast<_Except&&>(__ex)) + { } + }; + +#if __cplusplus < 201703L || ! defined __cpp_if_constexpr + // [except.nested]/8 + // Throw an exception of unspecified type that is publicly derived from + // both remove_reference_t<_Tp> and nested_exception. + template + [[noreturn]] + inline void + __throw_with_nested_impl(_Tp&& __t, true_type) + { + throw _Nested_exception<__remove_cvref_t<_Tp>>{std::forward<_Tp>(__t)}; + } + + template + [[noreturn]] + inline void + __throw_with_nested_impl(_Tp&& __t, false_type) + { throw std::forward<_Tp>(__t); } +#endif + + /// @endcond + + /** Throw an exception that also stores the currently active exception. + * + * If `_Tp` is derived from `std::nested_exception` or is not usable + * as a base-class, throws a copy of `__t`. + * Otherwise, throws an object of an implementation-defined type derived + * from both `_Tp` and `std::nested_exception`, containing a copy of `__t` + * and the result of `std::current_exception()`. + * + * In other words, throws the argument as a new exception that contains + * the currently active exception nested within it. This is intended for + * use in a catch handler to replace the caught exception with a different + * type, while still preserving the original exception. When the new + * exception is caught, the nested exception can be rethrown by using + * `std::rethrow_if_nested`. + * + * This can be used at API boundaries, for example to catch a library's + * internal exception type and rethrow it nested with a `std::runtime_error`, + * or vice versa. + * + * @since C++11 + */ + template + [[noreturn]] + inline void + throw_with_nested(_Tp&& __t) + { + using _Up = typename decay<_Tp>::type; + using _CopyConstructible + = __and_, is_move_constructible<_Up>>; + static_assert(_CopyConstructible::value, + "throw_with_nested argument must be CopyConstructible"); + +#if __cplusplus >= 201703L && __cpp_if_constexpr + if constexpr (is_class_v<_Up>) + if constexpr (!is_final_v<_Up>) + if constexpr (!is_base_of_v) + throw _Nested_exception<_Up>{std::forward<_Tp>(__t)}; + throw std::forward<_Tp>(__t); +#else + using __nest = __and_, __bool_constant, + __not_>>; + std::__throw_with_nested_impl(std::forward<_Tp>(__t), __nest{}); +#endif + } + +#if __cplusplus < 201703L || ! defined __cpp_if_constexpr + /// @cond undocumented + + // Attempt dynamic_cast to nested_exception and call rethrow_nested(). + template + inline void + __rethrow_if_nested_impl(const _Ex* __ptr, true_type) + { + if (auto __ne_ptr = dynamic_cast(__ptr)) + __ne_ptr->rethrow_nested(); + } + + // Otherwise, no effects. + inline void + __rethrow_if_nested_impl(const void*, false_type) + { } + + /// @endcond +#endif + + /** Rethrow a nested exception + * + * If `__ex` contains a `std::nested_exception` object, call its + * `rethrow_nested()` member to rethrow the stored exception. + * + * After catching an exception thrown by a call to `std::throw_with_nested` + * this function can be used to rethrow the exception that was active when + * `std::throw_with_nested` was called. + * + * @since C++11 + */ + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2484. rethrow_if_nested() is doubly unimplementable + // 2784. Resolution to LWG 2484 is missing "otherwise, no effects" and [...] + template +# if ! __cpp_rtti + [[__gnu__::__always_inline__]] +#endif + inline void + rethrow_if_nested(const _Ex& __ex) + { + const _Ex* __ptr = __builtin_addressof(__ex); +#if __cplusplus < 201703L || ! defined __cpp_if_constexpr +# if __cpp_rtti + using __cast = __and_, + __or_<__not_>, + is_convertible<_Ex*, nested_exception*>>>; +# else + using __cast = __and_, + is_base_of, + is_convertible<_Ex*, nested_exception*>>; +# endif + std::__rethrow_if_nested_impl(__ptr, __cast{}); +#else + if constexpr (!is_polymorphic_v<_Ex>) + return; + else if constexpr (is_base_of_v + && !is_convertible_v<_Ex*, nested_exception*>) + return; // nested_exception base class is inaccessible or ambiguous. +# if ! __cpp_rtti + else if constexpr (!is_base_of_v) + return; // Cannot do polymorphic casts without RTTI. +# endif + else if (auto __ne_ptr = dynamic_cast(__ptr)) + __ne_ptr->rethrow_nested(); +#endif + } + + /// @} group exceptions +} // namespace std + +} // extern "C++" + +#endif // C++11 +#endif // _GLIBCXX_NESTED_EXCEPTION_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h.blob new file mode 100644 index 0000000..55923ff Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@nested_exception.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h new file mode 100644 index 0000000..0a0b12e --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h @@ -0,0 +1,239 @@ +// Allocator that wraps operator new -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/new_allocator.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _STD_NEW_ALLOCATOR_H +#define _STD_NEW_ALLOCATOR_H 1 + +#include +#include +#include +#include +#if __cplusplus >= 201103L +#include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @brief An allocator that uses global `new`, as per C++03 [20.4.1]. + * @ingroup allocators + * + * This is precisely the allocator defined in the C++ Standard. + * - all allocation calls `operator new` + * - all deallocation calls `operator delete` + * + * This is the default base-class implementation of `std::allocator`, + * and is also the base-class of the `__gnu_cxx::new_allocator` extension. + * You should use either `std::allocator` or `__gnu_cxx::new_allocator` + * instead of using this directly. + * + * @tparam _Tp Type of allocated object. + * + * @headerfile memory + */ + template + class __new_allocator + { + public: + typedef _Tp value_type; + typedef std::size_t size_type; + typedef std::ptrdiff_t difference_type; +#if __cplusplus <= 201703L + typedef _Tp* pointer; + typedef const _Tp* const_pointer; + typedef _Tp& reference; + typedef const _Tp& const_reference; + + template + struct rebind + { typedef __new_allocator<_Tp1> other; }; +#endif + +#if __cplusplus >= 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2103. propagate_on_container_move_assignment + typedef std::true_type propagate_on_container_move_assignment; +#endif + + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + __new_allocator() _GLIBCXX_USE_NOEXCEPT { } + + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + __new_allocator(const __new_allocator&) _GLIBCXX_USE_NOEXCEPT { } + + template + __attribute__((__always_inline__)) + _GLIBCXX20_CONSTEXPR + __new_allocator(const __new_allocator<_Tp1>&) _GLIBCXX_USE_NOEXCEPT { } + +#if __cplusplus <= 201703L + ~__new_allocator() _GLIBCXX_USE_NOEXCEPT { } + + pointer + address(reference __x) const _GLIBCXX_NOEXCEPT + { return std::__addressof(__x); } + + const_pointer + address(const_reference __x) const _GLIBCXX_NOEXCEPT + { return std::__addressof(__x); } +#endif + +#if __has_builtin(__builtin_operator_new) >= 201802L +# define _GLIBCXX_OPERATOR_NEW __builtin_operator_new +# define _GLIBCXX_OPERATOR_DELETE __builtin_operator_delete +#else +# define _GLIBCXX_OPERATOR_NEW ::operator new +# define _GLIBCXX_OPERATOR_DELETE ::operator delete +#endif + + // NB: __n is permitted to be 0. The C++ standard says nothing + // about what the return value is when __n == 0. + _GLIBCXX_NODISCARD _Tp* + allocate(size_type __n, const void* = static_cast(0)) + { +#if __cplusplus >= 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3308. std::allocator().allocate(n) + static_assert(sizeof(_Tp) != 0, "cannot allocate incomplete types"); +#endif + + if (__builtin_expect(__n > this->_M_max_size(), false)) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3190. allocator::allocate sometimes returns too little storage + if (__n > (std::size_t(-1) / sizeof(_Tp))) + std::__throw_bad_array_new_length(); + std::__throw_bad_alloc(); + } + +#if __cpp_aligned_new + if (alignof(_Tp) > __STDCPP_DEFAULT_NEW_ALIGNMENT__) + { + std::align_val_t __al = std::align_val_t(alignof(_Tp)); + return static_cast<_Tp*>(_GLIBCXX_OPERATOR_NEW(__n * sizeof(_Tp), + __al)); + } +#endif + return static_cast<_Tp*>(_GLIBCXX_OPERATOR_NEW(__n * sizeof(_Tp))); + } + + // __p is not permitted to be a null pointer. + void + deallocate(_Tp* __p, size_type __n __attribute__ ((__unused__))) + { +#if __cpp_sized_deallocation +# define _GLIBCXX_SIZED_DEALLOC(p, n) (p), (n) * sizeof(_Tp) +#else +# define _GLIBCXX_SIZED_DEALLOC(p, n) (p) +#endif + +#if __cpp_aligned_new + if (alignof(_Tp) > __STDCPP_DEFAULT_NEW_ALIGNMENT__) + { + _GLIBCXX_OPERATOR_DELETE(_GLIBCXX_SIZED_DEALLOC(__p, __n), + std::align_val_t(alignof(_Tp))); + return; + } +#endif + _GLIBCXX_OPERATOR_DELETE(_GLIBCXX_SIZED_DEALLOC(__p, __n)); + } + +#undef _GLIBCXX_SIZED_DEALLOC +#undef _GLIBCXX_OPERATOR_DELETE +#undef _GLIBCXX_OPERATOR_NEW + +#if __cplusplus <= 201703L + __attribute__((__always_inline__)) + size_type + max_size() const _GLIBCXX_USE_NOEXCEPT + { return _M_max_size(); } + +#if __cplusplus >= 201103L + template + __attribute__((__always_inline__)) + void + construct(_Up* __p, _Args&&... __args) + noexcept(std::is_nothrow_constructible<_Up, _Args...>::value) + { ::new((void *)__p) _Up(std::forward<_Args>(__args)...); } + + template + __attribute__((__always_inline__)) + void + destroy(_Up* __p) + noexcept(std::is_nothrow_destructible<_Up>::value) + { __p->~_Up(); } +#else + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 402. wrong new expression in [some_] allocator::construct + __attribute__((__always_inline__)) + void + construct(pointer __p, const _Tp& __val) + { ::new((void *)__p) _Tp(__val); } + + __attribute__((__always_inline__)) + void + destroy(pointer __p) { __p->~_Tp(); } +#endif +#endif // ! C++20 + + template + friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR bool + operator==(const __new_allocator&, const __new_allocator<_Up>&) + _GLIBCXX_NOTHROW + { return true; } + +#if __cpp_impl_three_way_comparison < 201907L + template + friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR bool + operator!=(const __new_allocator&, const __new_allocator<_Up>&) + _GLIBCXX_NOTHROW + { return false; } +#endif + + private: + __attribute__((__always_inline__)) + _GLIBCXX_CONSTEXPR size_type + _M_max_size() const _GLIBCXX_USE_NOEXCEPT + { +#if __PTRDIFF_MAX__ < __SIZE_MAX__ + return std::size_t(__PTRDIFF_MAX__) / sizeof(_Tp); +#else + return std::size_t(-1) / sizeof(_Tp); +#endif + } + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h.blob new file mode 100644 index 0000000..82bded2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@new_allocator.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc new file mode 100644 index 0000000..bb85842 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc @@ -0,0 +1,393 @@ +// ostream classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ostream.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ostream} + */ + +// +// ISO C++ 14882: 27.6.2 Output streams +// + +#ifndef _OSTREAM_TCC +#define _OSTREAM_TCC 1 + +#pragma GCC system_header + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + basic_ostream<_CharT, _Traits>::sentry:: + sentry(basic_ostream<_CharT, _Traits>& __os) + : _M_ok(false), _M_os(__os) + { + // XXX MT + if (__os.tie() && __os.good()) + __os.tie()->flush(); + + if (__os.good()) + _M_ok = true; + else if (__os.bad()) + __os.setstate(ios_base::failbit); + } + + template + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + _M_insert(_ValueT __v) + { + sentry __cerb(*this); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { +#ifndef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT + const __num_put_type& __np = __check_facet(this->_M_num_put); +#else + const __num_put_type& __np + = use_facet<__num_put_type>(this->_M_ios_locale); +#endif + if (__np.put(*this, *this, this->fill(), __v).failed()) + __err |= ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + operator<<(short __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 117. basic_ostream uses nonexistent num_put member functions. + const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield; + if (__fmt == ios_base::oct || __fmt == ios_base::hex) + return _M_insert(static_cast(static_cast(__n))); + else + return _M_insert(static_cast(__n)); + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + operator<<(int __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 117. basic_ostream uses nonexistent num_put member functions. + const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield; + if (__fmt == ios_base::oct || __fmt == ios_base::hex) + return _M_insert(static_cast(static_cast(__n))); + else + return _M_insert(static_cast(__n)); + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + operator<<(__streambuf_type* __sbin) + { + ios_base::iostate __err = ios_base::goodbit; + sentry __cerb(*this); + if (__cerb && __sbin) + { + __try + { + if (!__copy_streambufs(__sbin, this->rdbuf())) + __err |= ios_base::failbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::failbit); } + } + else if (!__sbin) + __err |= ios_base::badbit; + if (__err) + this->setstate(__err); + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + put(char_type __c) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // basic_ostream::put(char_type) is an unformatted output function. + // DR 63. Exception-handling policy for unformatted output. + // Unformatted output functions should catch exceptions thrown + // from streambuf members. + sentry __cerb(*this); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + const int_type __put = this->rdbuf()->sputc(__c); + if (traits_type::eq_int_type(__put, traits_type::eof())) + __err |= ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + write(const _CharT* __s, streamsize __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // basic_ostream::write(const char_type*, streamsize) is an + // unformatted output function. + // DR 63. Exception-handling policy for unformatted output. + // Unformatted output functions should catch exceptions thrown + // from streambuf members. + sentry __cerb(*this); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + if (this->rdbuf()->sputn(__s, __n) != __n) + __err = ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(ios_base::badbit); + } + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + flush() + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // basic_ostream::flush() is *not* an unformatted output function. + // 581. flush() not unformatted function + // basic_ostream::flush() *is* an unformatted output function. + if (__streambuf_type* __buf = this->rdbuf()) + { + sentry __cerb(*this); + if (__cerb) + { + ios_base::iostate __err = ios_base::goodbit; + __try + { + if (this->rdbuf()->pubsync() == -1) + __err |= ios_base::badbit; + } + __catch(__cxxabiv1::__forced_unwind&) + { + this->_M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { this->_M_setstate(ios_base::badbit); } + if (__err) + this->setstate(__err); + } + } + return *this; + } + + template + typename basic_ostream<_CharT, _Traits>::pos_type + basic_ostream<_CharT, _Traits>:: + tellp() + { + sentry __cerb(*this); + pos_type __ret = pos_type(-1); + if (!this->fail()) + __ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out); + return __ret; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + seekp(pos_type __pos) + { + sentry __cerb(*this); + if (!this->fail()) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 136. seekp, seekg setting wrong streams? + const pos_type __p = this->rdbuf()->pubseekpos(__pos, ios_base::out); + + // 129. Need error indication from seekp() and seekg() + if (__p == pos_type(off_type(-1))) + this->setstate(ios_base::failbit); + } + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + basic_ostream<_CharT, _Traits>:: + seekp(off_type __off, ios_base::seekdir __dir) + { + sentry __cerb(*this); + if (!this->fail()) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 136. seekp, seekg setting wrong streams? + const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir, + ios_base::out); + + // 129. Need error indication from seekp() and seekg() + if (__p == pos_type(off_type(-1))) + this->setstate(ios_base::failbit); + } + return *this; + } + + template + basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s) + { + if (!__s) + __out.setstate(ios_base::badbit); + else + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 167. Improper use of traits_type::length() + const size_t __clen = char_traits::length(__s); + __try + { + struct __ptr_guard + { + _CharT *__p; + __ptr_guard (_CharT *__ip): __p(__ip) { } + ~__ptr_guard() { delete[] __p; } + _CharT* __get() { return __p; } + } __pg (new _CharT[__clen]); + + _CharT *__ws = __pg.__get(); + for (size_t __i = 0; __i < __clen; ++__i) + __ws[__i] = __out.widen(__s[__i]); + __ostream_insert(__out, __ws, __clen); + } + __catch(__cxxabiv1::__forced_unwind&) + { + __out._M_setstate(ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { __out._M_setstate(ios_base::badbit); } + } + return __out; + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class basic_ostream; + extern template ostream& endl(ostream&); + extern template ostream& ends(ostream&); + extern template ostream& flush(ostream&); + extern template ostream& operator<<(ostream&, char); + extern template ostream& operator<<(ostream&, unsigned char); + extern template ostream& operator<<(ostream&, signed char); + extern template ostream& operator<<(ostream&, const char*); + extern template ostream& operator<<(ostream&, const unsigned char*); + extern template ostream& operator<<(ostream&, const signed char*); + + extern template ostream& ostream::_M_insert(long); + extern template ostream& ostream::_M_insert(unsigned long); + extern template ostream& ostream::_M_insert(bool); +#ifdef _GLIBCXX_USE_LONG_LONG + extern template ostream& ostream::_M_insert(long long); + extern template ostream& ostream::_M_insert(unsigned long long); +#endif + extern template ostream& ostream::_M_insert(double); + extern template ostream& ostream::_M_insert(long double); + extern template ostream& ostream::_M_insert(const void*); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class basic_ostream; + extern template wostream& endl(wostream&); + extern template wostream& ends(wostream&); + extern template wostream& flush(wostream&); + extern template wostream& operator<<(wostream&, wchar_t); + extern template wostream& operator<<(wostream&, char); + extern template wostream& operator<<(wostream&, const wchar_t*); + extern template wostream& operator<<(wostream&, const char*); + + extern template wostream& wostream::_M_insert(long); + extern template wostream& wostream::_M_insert(unsigned long); + extern template wostream& wostream::_M_insert(bool); +#ifdef _GLIBCXX_USE_LONG_LONG + extern template wostream& wostream::_M_insert(long long); + extern template wostream& wostream::_M_insert(unsigned long long); +#endif + extern template wostream& wostream::_M_insert(double); + extern template wostream& wostream::_M_insert(long double); + extern template wostream& wostream::_M_insert(const void*); +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc.blob new file mode 100644 index 0000000..4821877 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h new file mode 100644 index 0000000..a35f075 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h @@ -0,0 +1,134 @@ +// Helpers for ostream inserters -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ostream_insert.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{ostream} + */ + +#ifndef _OSTREAM_INSERT_H +#define _OSTREAM_INSERT_H 1 + +#pragma GCC system_header + +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /// @cond undocumented + + template + inline void + __ostream_write(basic_ostream<_CharT, _Traits>& __out, + const _CharT* __s, streamsize __n) + { + typedef basic_ostream<_CharT, _Traits> __ostream_type; + typedef typename __ostream_type::ios_base __ios_base; + + const streamsize __put = __out.rdbuf()->sputn(__s, __n); + if (__put != __n) + __out.setstate(__ios_base::badbit); + } + + template + inline void + __ostream_fill(basic_ostream<_CharT, _Traits>& __out, streamsize __n) + { + typedef basic_ostream<_CharT, _Traits> __ostream_type; + typedef typename __ostream_type::ios_base __ios_base; + + const _CharT __c = __out.fill(); + for (; __n > 0; --__n) + { + const typename _Traits::int_type __put = __out.rdbuf()->sputc(__c); + if (_Traits::eq_int_type(__put, _Traits::eof())) + { + __out.setstate(__ios_base::badbit); + break; + } + } + } + + template + basic_ostream<_CharT, _Traits>& + __ostream_insert(basic_ostream<_CharT, _Traits>& __out, + const _CharT* __s, streamsize __n) + { + typedef basic_ostream<_CharT, _Traits> __ostream_type; + typedef typename __ostream_type::ios_base __ios_base; + + typename __ostream_type::sentry __cerb(__out); + if (__cerb) + { + __try + { + const streamsize __w = __out.width(); + if (__w > __n) + { + const bool __left = ((__out.flags() + & __ios_base::adjustfield) + == __ios_base::left); + if (!__left) + __ostream_fill(__out, __w - __n); + if (__out.good()) + __ostream_write(__out, __s, __n); + if (__left && __out.good()) + __ostream_fill(__out, __w - __n); + } + else + __ostream_write(__out, __s, __n); + __out.width(0); + } + __catch(__cxxabiv1::__forced_unwind&) + { + __out._M_setstate(__ios_base::badbit); + __throw_exception_again; + } + __catch(...) + { __out._M_setstate(__ios_base::badbit); } + } + return __out; + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template ostream& __ostream_insert(ostream&, const char*, streamsize); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template wostream& __ostream_insert(wostream&, const wchar_t*, + streamsize); +#endif +#endif + + /// @endcond + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif /* _OSTREAM_INSERT_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h.blob new file mode 100644 index 0000000..8e11d15 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ostream_insert.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h new file mode 100644 index 0000000..2298a72 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h @@ -0,0 +1,223 @@ +// Position types -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/postypes.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iosfwd} + */ + +// +// ISO C++ 14882: 27.4.1 - Types +// ISO C++ 14882: 27.4.3 - Template class fpos +// + +#ifndef _GLIBCXX_POSTYPES_H +#define _GLIBCXX_POSTYPES_H 1 + +#pragma GCC system_header + +#include // For mbstate_t + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // The types streamoff, streampos and wstreampos and the class + // template fpos<> are described in clauses 21.1.2, 21.1.3, 27.1.2, + // 27.2, 27.4.1, 27.4.3 and D.6. Despite all this verbiage, the + // behaviour of these types is mostly implementation defined or + // unspecified. The behaviour in this implementation is as noted + // below. + + /** + * @brief Type used by fpos, char_traits, and char_traits. + * + * In clauses 21.1.3.1 and 27.4.1 streamoff is described as an + * implementation defined type. + * Note: In versions of GCC up to and including GCC 3.3, streamoff + * was typedef long. + */ +#ifdef __INT64_TYPE__ + typedef __INT64_TYPE__ streamoff; +#else + typedef long long streamoff; +#endif + + /// Integral type for I/O operation counts and buffer sizes. + typedef ptrdiff_t streamsize; // Signed integral type + + /** + * @brief Class representing stream positions. + * + * The standard places no requirements upon the template parameter StateT. + * In this implementation StateT must be DefaultConstructible, + * CopyConstructible and Assignable. The standard only requires that fpos + * should contain a member of type StateT. In this implementation it also + * contains an offset stored as a signed integer. + * + * @param StateT Type passed to and returned from state(). + */ + template + class fpos + { + private: + streamoff _M_off; + _StateT _M_state; + + public: + // The standard doesn't require that fpos objects can be default + // constructed. This implementation provides a default + // constructor that initializes the offset to 0 and default + // constructs the state. + fpos() + : _M_off(0), _M_state() { } + + // The standard requires that fpos objects can be constructed + // from streamoff objects using the constructor syntax, and + // fails to give any meaningful semantics. In this + // implementation implicit conversion is also allowed, and this + // constructor stores the streamoff as the offset and default + // constructs the state. + /// Construct position from offset. + fpos(streamoff __off) + : _M_off(__off), _M_state() { } + +#if __cplusplus >= 201103L + fpos(const fpos&) = default; + fpos& operator=(const fpos&) = default; + ~fpos() = default; +#endif + + /// Convert to streamoff. + operator streamoff() const { return _M_off; } + + /// Remember the value of @a st. + void + state(_StateT __st) + { _M_state = __st; } + + /// Return the last set value of @a st. + _StateT + state() const + { return _M_state; } + + // The standard requires that this operator must be defined, but + // gives no semantics. In this implementation it just adds its + // argument to the stored offset and returns *this. + /// Add offset to this position. + fpos& + operator+=(streamoff __off) + { + _M_off += __off; + return *this; + } + + // The standard requires that this operator must be defined, but + // gives no semantics. In this implementation it just subtracts + // its argument from the stored offset and returns *this. + /// Subtract offset from this position. + fpos& + operator-=(streamoff __off) + { + _M_off -= __off; + return *this; + } + + // The standard requires that this operator must be defined, but + // defines its semantics only in terms of operator-. In this + // implementation it constructs a copy of *this, adds the + // argument to that copy using operator+= and then returns the + // copy. + /// Add position and offset. + fpos + operator+(streamoff __off) const + { + fpos __pos(*this); + __pos += __off; + return __pos; + } + + // The standard requires that this operator must be defined, but + // defines its semantics only in terms of operator+. In this + // implementation it constructs a copy of *this, subtracts the + // argument from that copy using operator-= and then returns the + // copy. + /// Subtract offset from position. + fpos + operator-(streamoff __off) const + { + fpos __pos(*this); + __pos -= __off; + return __pos; + } + + // The standard requires that this operator must be defined, but + // defines its semantics only in terms of operator+. In this + // implementation it returns the difference between the offset + // stored in *this and in the argument. + /// Subtract position to return offset. + streamoff + operator-(const fpos& __other) const + { return _M_off - __other._M_off; } + }; + + // The standard only requires that operator== must be an + // equivalence relation. In this implementation two fpos + // objects belong to the same equivalence class if the contained + // offsets compare equal. + /// Test if equivalent to another position. + template + inline bool + operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs) + { return streamoff(__lhs) == streamoff(__rhs); } + + template + inline bool + operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs) + { return streamoff(__lhs) != streamoff(__rhs); } + + // Clauses 21.1.3.1 and 21.1.3.2 describe streampos and wstreampos + // as implementation defined types, but clause 27.2 requires that + // they must both be typedefs for fpos + /// File position for char streams. + typedef fpos streampos; + /// File position for wchar_t streams. + typedef fpos wstreampos; + +#ifdef _GLIBCXX_USE_CHAR8_T + /// File position for char8_t streams. + typedef fpos u8streampos; +#endif + +#if __cplusplus >= 201103L + /// File position for char16_t streams. + typedef fpos u16streampos; + /// File position for char32_t streams. + typedef fpos u32streampos; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h.blob new file mode 100644 index 0000000..582e2bb Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@postypes.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h new file mode 100644 index 0000000..e993337 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h @@ -0,0 +1,407 @@ +// Default predicates for internal use -*- C++ -*- + +// Copyright (C) 2013-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file predefined_ops.h + * This is an internal header file, included by other library headers. + * You should not attempt to use it directly. @headername{algorithm} + */ + +#ifndef _GLIBCXX_PREDEFINED_OPS_H +#define _GLIBCXX_PREDEFINED_OPS_H 1 + +#include + +namespace __gnu_cxx +{ +namespace __ops +{ + struct _Iter_less_iter + { + template + _GLIBCXX14_CONSTEXPR + bool + operator()(_Iterator1 __it1, _Iterator2 __it2) const + { return *__it1 < *__it2; } + }; + + _GLIBCXX14_CONSTEXPR + inline _Iter_less_iter + __iter_less_iter() + { return _Iter_less_iter(); } + + struct _Iter_less_val + { +#if __cplusplus >= 201103L + constexpr _Iter_less_val() = default; +#else + _Iter_less_val() { } +#endif + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_less_val(_Iter_less_iter) { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it, _Value& __val) const + { return *__it < __val; } + }; + + _GLIBCXX20_CONSTEXPR + inline _Iter_less_val + __iter_less_val() + { return _Iter_less_val(); } + + _GLIBCXX20_CONSTEXPR + inline _Iter_less_val + __iter_comp_val(_Iter_less_iter) + { return _Iter_less_val(); } + + struct _Val_less_iter + { +#if __cplusplus >= 201103L + constexpr _Val_less_iter() = default; +#else + _Val_less_iter() { } +#endif + + _GLIBCXX20_CONSTEXPR + explicit + _Val_less_iter(_Iter_less_iter) { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Value& __val, _Iterator __it) const + { return __val < *__it; } + }; + + _GLIBCXX20_CONSTEXPR + inline _Val_less_iter + __val_less_iter() + { return _Val_less_iter(); } + + _GLIBCXX20_CONSTEXPR + inline _Val_less_iter + __val_comp_iter(_Iter_less_iter) + { return _Val_less_iter(); } + + struct _Iter_equal_to_iter + { + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator1 __it1, _Iterator2 __it2) const + { return *__it1 == *__it2; } + }; + + _GLIBCXX20_CONSTEXPR + inline _Iter_equal_to_iter + __iter_equal_to_iter() + { return _Iter_equal_to_iter(); } + + struct _Iter_equal_to_val + { + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it, _Value& __val) const + { return *__it == __val; } + }; + + _GLIBCXX20_CONSTEXPR + inline _Iter_equal_to_val + __iter_equal_to_val() + { return _Iter_equal_to_val(); } + + _GLIBCXX20_CONSTEXPR + inline _Iter_equal_to_val + __iter_comp_val(_Iter_equal_to_iter) + { return _Iter_equal_to_val(); } + + template + struct _Iter_comp_iter + { + _Compare _M_comp; + + explicit _GLIBCXX14_CONSTEXPR + _Iter_comp_iter(_Compare __comp) + : _M_comp(_GLIBCXX_MOVE(__comp)) + { } + + template + _GLIBCXX14_CONSTEXPR + bool + operator()(_Iterator1 __it1, _Iterator2 __it2) + { return bool(_M_comp(*__it1, *__it2)); } + }; + + template + _GLIBCXX14_CONSTEXPR + inline _Iter_comp_iter<_Compare> + __iter_comp_iter(_Compare __comp) + { return _Iter_comp_iter<_Compare>(_GLIBCXX_MOVE(__comp)); } + + template + struct _Iter_comp_val + { + _Compare _M_comp; + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_comp_val(_Compare __comp) + : _M_comp(_GLIBCXX_MOVE(__comp)) + { } + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_comp_val(const _Iter_comp_iter<_Compare>& __comp) + : _M_comp(__comp._M_comp) + { } + +#if __cplusplus >= 201103L + _GLIBCXX20_CONSTEXPR + explicit + _Iter_comp_val(_Iter_comp_iter<_Compare>&& __comp) + : _M_comp(std::move(__comp._M_comp)) + { } +#endif + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it, _Value& __val) + { return bool(_M_comp(*__it, __val)); } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_comp_val<_Compare> + __iter_comp_val(_Compare __comp) + { return _Iter_comp_val<_Compare>(_GLIBCXX_MOVE(__comp)); } + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_comp_val<_Compare> + __iter_comp_val(_Iter_comp_iter<_Compare> __comp) + { return _Iter_comp_val<_Compare>(_GLIBCXX_MOVE(__comp)); } + + template + struct _Val_comp_iter + { + _Compare _M_comp; + + _GLIBCXX20_CONSTEXPR + explicit + _Val_comp_iter(_Compare __comp) + : _M_comp(_GLIBCXX_MOVE(__comp)) + { } + + _GLIBCXX20_CONSTEXPR + explicit + _Val_comp_iter(const _Iter_comp_iter<_Compare>& __comp) + : _M_comp(__comp._M_comp) + { } + +#if __cplusplus >= 201103L + _GLIBCXX20_CONSTEXPR + explicit + _Val_comp_iter(_Iter_comp_iter<_Compare>&& __comp) + : _M_comp(std::move(__comp._M_comp)) + { } +#endif + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Value& __val, _Iterator __it) + { return bool(_M_comp(__val, *__it)); } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Val_comp_iter<_Compare> + __val_comp_iter(_Compare __comp) + { return _Val_comp_iter<_Compare>(_GLIBCXX_MOVE(__comp)); } + + template + _GLIBCXX20_CONSTEXPR + inline _Val_comp_iter<_Compare> + __val_comp_iter(_Iter_comp_iter<_Compare> __comp) + { return _Val_comp_iter<_Compare>(_GLIBCXX_MOVE(__comp)); } + + template + struct _Iter_equals_val + { + _Value& _M_value; + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_equals_val(_Value& __value) + : _M_value(__value) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it) + { return *__it == _M_value; } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_equals_val<_Value> + __iter_equals_val(_Value& __val) + { return _Iter_equals_val<_Value>(__val); } + + template + struct _Iter_equals_iter + { + _Iterator1 _M_it1; + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_equals_iter(_Iterator1 __it1) + : _M_it1(__it1) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator2 __it2) + { return *__it2 == *_M_it1; } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_equals_iter<_Iterator> + __iter_comp_iter(_Iter_equal_to_iter, _Iterator __it) + { return _Iter_equals_iter<_Iterator>(__it); } + + template + struct _Iter_pred + { + _Predicate _M_pred; + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_pred(_Predicate __pred) + : _M_pred(_GLIBCXX_MOVE(__pred)) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it) + { return bool(_M_pred(*__it)); } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_pred<_Predicate> + __pred_iter(_Predicate __pred) + { return _Iter_pred<_Predicate>(_GLIBCXX_MOVE(__pred)); } + + template + struct _Iter_comp_to_val + { + _Compare _M_comp; + _Value& _M_value; + + _GLIBCXX20_CONSTEXPR + _Iter_comp_to_val(_Compare __comp, _Value& __value) + : _M_comp(_GLIBCXX_MOVE(__comp)), _M_value(__value) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it) + { return bool(_M_comp(*__it, _M_value)); } + }; + + template + _Iter_comp_to_val<_Compare, _Value> + _GLIBCXX20_CONSTEXPR + __iter_comp_val(_Compare __comp, _Value &__val) + { + return _Iter_comp_to_val<_Compare, _Value>(_GLIBCXX_MOVE(__comp), __val); + } + + template + struct _Iter_comp_to_iter + { + _Compare _M_comp; + _Iterator1 _M_it1; + + _GLIBCXX20_CONSTEXPR + _Iter_comp_to_iter(_Compare __comp, _Iterator1 __it1) + : _M_comp(_GLIBCXX_MOVE(__comp)), _M_it1(__it1) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator2 __it2) + { return bool(_M_comp(*__it2, *_M_it1)); } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_comp_to_iter<_Compare, _Iterator> + __iter_comp_iter(_Iter_comp_iter<_Compare> __comp, _Iterator __it) + { + return _Iter_comp_to_iter<_Compare, _Iterator>( + _GLIBCXX_MOVE(__comp._M_comp), __it); + } + + template + struct _Iter_negate + { + _Predicate _M_pred; + + _GLIBCXX20_CONSTEXPR + explicit + _Iter_negate(_Predicate __pred) + : _M_pred(_GLIBCXX_MOVE(__pred)) + { } + + template + _GLIBCXX20_CONSTEXPR + bool + operator()(_Iterator __it) + { return !bool(_M_pred(*__it)); } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _Iter_negate<_Predicate> + __negate(_Iter_pred<_Predicate> __pred) + { return _Iter_negate<_Predicate>(_GLIBCXX_MOVE(__pred._M_pred)); } + +} // namespace __ops +} // namespace __gnu_cxx + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h.blob new file mode 100644 index 0000000..e8c02d4 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@predefined_ops.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h new file mode 100644 index 0000000..8a919ec --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h @@ -0,0 +1,271 @@ +// Pointer Traits -*- C++ -*- + +// Copyright (C) 2011-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ptr_traits.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _PTR_TRAITS_H +#define _PTR_TRAITS_H 1 + +#if __cplusplus >= 201103L + +#include + +/* Duplicate definition with unique_ptr.h. */ +#if __cplusplus > 202002L && defined(__cpp_constexpr_dynamic_alloc) +# define __cpp_lib_constexpr_memory 202202L +#elif __cplusplus > 201703L +# define __cpp_lib_constexpr_memory 201811L +#endif + +#if __cplusplus > 201703L +#include +namespace __gnu_debug { struct _Safe_iterator_base; } +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /// @cond undocumented + + class __undefined; + + // For a specialization `SomeTemplate` the member `type` is T, + // otherwise `type` is `__undefined`. + template + struct __get_first_arg + { using type = __undefined; }; + + template class _SomeTemplate, typename _Tp, + typename... _Types> + struct __get_first_arg<_SomeTemplate<_Tp, _Types...>> + { using type = _Tp; }; + + // For a specialization `SomeTemplate` and a type `U` the member + // `type` is `SomeTemplate`, otherwise there is no member `type`. + template + struct __replace_first_arg + { }; + + template class _SomeTemplate, typename _Up, + typename _Tp, typename... _Types> + struct __replace_first_arg<_SomeTemplate<_Tp, _Types...>, _Up> + { using type = _SomeTemplate<_Up, _Types...>; }; + + // Detect the element type of a pointer-like type. + template + struct __ptr_traits_elem : __get_first_arg<_Ptr> + { }; + + // Use _Ptr::element_type if is a valid type. +#if __cpp_concepts + template requires requires { typename _Ptr::element_type; } + struct __ptr_traits_elem<_Ptr, void> + { using type = typename _Ptr::element_type; }; +#else + template + struct __ptr_traits_elem<_Ptr, __void_t> + { using type = typename _Ptr::element_type; }; +#endif + + template + using __ptr_traits_elem_t = typename __ptr_traits_elem<_Ptr>::type; + + /// @endcond + + // Define pointer_traits

::pointer_to. + template::value> + struct __ptr_traits_ptr_to + { + using pointer = _Ptr; + using element_type = _Elt; + + /** + * @brief Obtain a pointer to an object + * @param __r A reference to an object of type `element_type` + * @return `pointer::pointer_to(__r)` + * @pre `pointer::pointer_to(__r)` is a valid expression. + */ + static pointer + pointer_to(element_type& __r) +#if __cpp_lib_concepts + requires requires { + { pointer::pointer_to(__r) } -> convertible_to; + } +#endif + { return pointer::pointer_to(__r); } + }; + + // Do not define pointer_traits

::pointer_to if element type is void. + template + struct __ptr_traits_ptr_to<_Ptr, _Elt, true> + { }; + + // Partial specialization defining pointer_traits::pointer_to(T&). + template + struct __ptr_traits_ptr_to<_Tp*, _Tp, false> + { + using pointer = _Tp*; + using element_type = _Tp; + + /** + * @brief Obtain a pointer to an object + * @param __r A reference to an object of type `element_type` + * @return `addressof(__r)` + */ + static _GLIBCXX20_CONSTEXPR pointer + pointer_to(element_type& __r) noexcept + { return std::addressof(__r); } + }; + + template + struct __ptr_traits_impl : __ptr_traits_ptr_to<_Ptr, _Elt> + { + private: + template + using __diff_t = typename _Tp::difference_type; + + template + using __rebind = __type_identity>; + + public: + /// The pointer type. + using pointer = _Ptr; + + /// The type pointed to. + using element_type = _Elt; + + /// The type used to represent the difference between two pointers. + using difference_type = __detected_or_t; + + /// A pointer to a different type. + template + using rebind = typename __detected_or_t<__replace_first_arg<_Ptr, _Up>, + __rebind, _Ptr, _Up>::type; + }; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3545. std::pointer_traits should be SFINAE-friendly + template + struct __ptr_traits_impl<_Ptr, __undefined> + { }; + + /** + * @brief Uniform interface to all pointer-like types + * @headerfile memory + * @ingroup pointer_abstractions + * @since C++11 + */ + template + struct pointer_traits : __ptr_traits_impl<_Ptr, __ptr_traits_elem_t<_Ptr>> + { }; + + /** + * @brief Partial specialization for built-in pointers. + * @headerfile memory + * @ingroup pointer_abstractions + * @since C++11 + */ + template + struct pointer_traits<_Tp*> : __ptr_traits_ptr_to<_Tp*, _Tp> + { + /// The pointer type + typedef _Tp* pointer; + /// The type pointed to + typedef _Tp element_type; + /// Type used to represent the difference between two pointers + typedef ptrdiff_t difference_type; + /// A pointer to a different type. + template using rebind = _Up*; + }; + + /// Convenience alias for rebinding pointers. + template + using __ptr_rebind = typename pointer_traits<_Ptr>::template rebind<_Tp>; + + template + constexpr _Tp* + __to_address(_Tp* __ptr) noexcept + { + static_assert(!std::is_function<_Tp>::value, "not a function pointer"); + return __ptr; + } + +#if __cplusplus <= 201703L + template + constexpr typename std::pointer_traits<_Ptr>::element_type* + __to_address(const _Ptr& __ptr) + { return std::__to_address(__ptr.operator->()); } +#else + template + constexpr auto + __to_address(const _Ptr& __ptr) noexcept + -> decltype(std::pointer_traits<_Ptr>::to_address(__ptr)) + { return std::pointer_traits<_Ptr>::to_address(__ptr); } + + template + constexpr auto + __to_address(const _Ptr& __ptr, _None...) noexcept + { + if constexpr (is_base_of_v<__gnu_debug::_Safe_iterator_base, _Ptr>) + return std::__to_address(__ptr.base().operator->()); + else + return std::__to_address(__ptr.operator->()); + } + +#define __cpp_lib_to_address 201711L + + /** + * @brief Obtain address referenced by a pointer to an object + * @param __ptr A pointer to an object + * @return @c __ptr + * @ingroup pointer_abstractions + */ + template + constexpr _Tp* + to_address(_Tp* __ptr) noexcept + { return std::__to_address(__ptr); } + + /** + * @brief Obtain address referenced by a pointer to an object + * @param __ptr A pointer to an object + * @return @c pointer_traits<_Ptr>::to_address(__ptr) if that expression is + well-formed, otherwise @c to_address(__ptr.operator->()) + * @ingroup pointer_abstractions + */ + template + constexpr auto + to_address(const _Ptr& __ptr) noexcept + { return std::__to_address(__ptr); } +#endif // C++2a + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h.blob new file mode 100644 index 0000000..f3445de Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@ptr_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h new file mode 100644 index 0000000..b7169c6 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h @@ -0,0 +1,374 @@ +// Range access functions for containers -*- C++ -*- + +// Copyright (C) 2010-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/range_access.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + */ + +#ifndef _GLIBCXX_RANGE_ACCESS_H +#define _GLIBCXX_RANGE_ACCESS_H 1 + +#pragma GCC system_header + +#if __cplusplus >= 201103L +#include +#include // common_type_t, make_signed_t +#include // reverse_iterator + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @brief Return an iterator pointing to the first element of + * the container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + begin(_Container& __cont) -> decltype(__cont.begin()) + { return __cont.begin(); } + + /** + * @brief Return an iterator pointing to the first element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + begin(const _Container& __cont) -> decltype(__cont.begin()) + { return __cont.begin(); } + + /** + * @brief Return an iterator pointing to one past the last element of + * the container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + end(_Container& __cont) -> decltype(__cont.end()) + { return __cont.end(); } + + /** + * @brief Return an iterator pointing to one past the last element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + end(const _Container& __cont) -> decltype(__cont.end()) + { return __cont.end(); } + + /** + * @brief Return an iterator pointing to the first element of the array. + * @param __arr Array. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX14_CONSTEXPR _Tp* + begin(_Tp (&__arr)[_Nm]) noexcept + { return __arr; } + + /** + * @brief Return an iterator pointing to one past the last element + * of the array. + * @param __arr Array. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX14_CONSTEXPR _Tp* + end(_Tp (&__arr)[_Nm]) noexcept + { return __arr + _Nm; } + +#if __cplusplus >= 201402L + + template class valarray; + // These overloads must be declared for cbegin and cend to use them. + template _Tp* begin(valarray<_Tp>&) noexcept; + template const _Tp* begin(const valarray<_Tp>&) noexcept; + template _Tp* end(valarray<_Tp>&) noexcept; + template const _Tp* end(const valarray<_Tp>&) noexcept; + + /** + * @brief Return an iterator pointing to the first element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + constexpr auto + cbegin(const _Container& __cont) noexcept(noexcept(std::begin(__cont))) + -> decltype(std::begin(__cont)) + { return std::begin(__cont); } + + /** + * @brief Return an iterator pointing to one past the last element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + constexpr auto + cend(const _Container& __cont) noexcept(noexcept(std::end(__cont))) + -> decltype(std::end(__cont)) + { return std::end(__cont); } + + /** + * @brief Return a reverse iterator pointing to the last element of + * the container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + rbegin(_Container& __cont) -> decltype(__cont.rbegin()) + { return __cont.rbegin(); } + + /** + * @brief Return a reverse iterator pointing to the last element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + rbegin(const _Container& __cont) -> decltype(__cont.rbegin()) + { return __cont.rbegin(); } + + /** + * @brief Return a reverse iterator pointing one past the first element of + * the container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + rend(_Container& __cont) -> decltype(__cont.rend()) + { return __cont.rend(); } + + /** + * @brief Return a reverse iterator pointing one past the first element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + rend(const _Container& __cont) -> decltype(__cont.rend()) + { return __cont.rend(); } + + /** + * @brief Return a reverse iterator pointing to the last element of + * the array. + * @param __arr Array. + */ + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR reverse_iterator<_Tp*> + rbegin(_Tp (&__arr)[_Nm]) noexcept + { return reverse_iterator<_Tp*>(__arr + _Nm); } + + /** + * @brief Return a reverse iterator pointing one past the first element of + * the array. + * @param __arr Array. + */ + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR reverse_iterator<_Tp*> + rend(_Tp (&__arr)[_Nm]) noexcept + { return reverse_iterator<_Tp*>(__arr); } + + /** + * @brief Return a reverse iterator pointing to the last element of + * the initializer_list. + * @param __il initializer_list. + */ + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR reverse_iterator + rbegin(initializer_list<_Tp> __il) noexcept + { return reverse_iterator(__il.end()); } + + /** + * @brief Return a reverse iterator pointing one past the first element of + * the initializer_list. + * @param __il initializer_list. + */ + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR reverse_iterator + rend(initializer_list<_Tp> __il) noexcept + { return reverse_iterator(__il.begin()); } + + /** + * @brief Return a reverse iterator pointing to the last element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + crbegin(const _Container& __cont) -> decltype(std::rbegin(__cont)) + { return std::rbegin(__cont); } + + /** + * @brief Return a reverse iterator pointing one past the first element of + * the const container. + * @param __cont Container. + */ + template + [[__nodiscard__, __gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR auto + crend(const _Container& __cont) -> decltype(std::rend(__cont)) + { return std::rend(__cont); } + +#endif // C++14 + +#if __cplusplus >= 201703L +#define __cpp_lib_nonmember_container_access 201411L + + /** + * @brief Return the size of a container. + * @param __cont Container. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr auto + size(const _Container& __cont) noexcept(noexcept(__cont.size())) + -> decltype(__cont.size()) + { return __cont.size(); } + + /** + * @brief Return the size of an array. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr size_t + size(const _Tp (&)[_Nm]) noexcept + { return _Nm; } + + /** + * @brief Return whether a container is empty. + * @param __cont Container. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr auto + empty(const _Container& __cont) noexcept(noexcept(__cont.empty())) + -> decltype(__cont.empty()) + { return __cont.empty(); } + + /** + * @brief Return whether an array is empty (always false). + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr bool + empty(const _Tp (&)[_Nm]) noexcept + { return false; } + + /** + * @brief Return whether an initializer_list is empty. + * @param __il Initializer list. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr bool + empty(initializer_list<_Tp> __il) noexcept + { return __il.size() == 0;} + + /** + * @brief Return the data pointer of a container. + * @param __cont Container. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr auto + data(_Container& __cont) noexcept(noexcept(__cont.data())) + -> decltype(__cont.data()) + { return __cont.data(); } + + /** + * @brief Return the data pointer of a const container. + * @param __cont Container. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr auto + data(const _Container& __cont) noexcept(noexcept(__cont.data())) + -> decltype(__cont.data()) + { return __cont.data(); } + + /** + * @brief Return the data pointer of an array. + * @param __array Array. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr _Tp* + data(_Tp (&__array)[_Nm]) noexcept + { return __array; } + + /** + * @brief Return the data pointer of an initializer list. + * @param __il Initializer list. + */ + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr const _Tp* + data(initializer_list<_Tp> __il) noexcept + { return __il.begin(); } + +#if __cplusplus > 201703L +#define __cpp_lib_ssize 201902L + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr auto + ssize(const _Container& __cont) + noexcept(noexcept(__cont.size())) + -> common_type_t> + { + using type = make_signed_t; + return static_cast>(__cont.size()); + } + + template + [[nodiscard, __gnu__::__always_inline__]] + constexpr ptrdiff_t + ssize(const _Tp (&)[_Num]) noexcept + { return _Num; } +#endif // C++20 + +#endif // C++17 +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // C++11 +#endif // _GLIBCXX_RANGE_ACCESS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h.blob new file mode 100644 index 0000000..6c8e19a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@range_access.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h new file mode 100644 index 0000000..dc1cbd8 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h @@ -0,0 +1,411 @@ +// Implementation of std::reference_wrapper -*- C++ -*- + +// Copyright (C) 2004-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/bits/refwrap.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _GLIBCXX_REFWRAP_H +#define _GLIBCXX_REFWRAP_H 1 + +#pragma GCC system_header + +#if __cplusplus >= 201103L + +#include +#include +#include // for unary_function and binary_function + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /// @cond undocumented + + /** + * Derives from @c unary_function or @c binary_function, or perhaps + * nothing, depending on the number of arguments provided. The + * primary template is the basis case, which derives nothing. + */ + template + struct _Maybe_unary_or_binary_function { }; + +// Ignore warnings about unary_function and binary_function. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + /// Derives from @c unary_function, as appropriate. + template + struct _Maybe_unary_or_binary_function<_Res, _T1> + : std::unary_function<_T1, _Res> { }; + + /// Derives from @c binary_function, as appropriate. + template + struct _Maybe_unary_or_binary_function<_Res, _T1, _T2> + : std::binary_function<_T1, _T2, _Res> { }; + +#pragma GCC diagnostic pop + + template + struct _Mem_fn_traits; + + template + struct _Mem_fn_traits_base + { + using __result_type = _Res; + using __maybe_type + = _Maybe_unary_or_binary_function<_Res, _Class*, _ArgTypes...>; + using __arity = integral_constant; + }; + +#define _GLIBCXX_MEM_FN_TRAITS2(_CV, _REF, _LVAL, _RVAL) \ + template \ + struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) _CV _REF> \ + : _Mem_fn_traits_base<_Res, _CV _Class, _ArgTypes...> \ + { \ + using __vararg = false_type; \ + }; \ + template \ + struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) _CV _REF> \ + : _Mem_fn_traits_base<_Res, _CV _Class, _ArgTypes...> \ + { \ + using __vararg = true_type; \ + }; + +#define _GLIBCXX_MEM_FN_TRAITS(_REF, _LVAL, _RVAL) \ + _GLIBCXX_MEM_FN_TRAITS2( , _REF, _LVAL, _RVAL) \ + _GLIBCXX_MEM_FN_TRAITS2(const , _REF, _LVAL, _RVAL) \ + _GLIBCXX_MEM_FN_TRAITS2(volatile , _REF, _LVAL, _RVAL) \ + _GLIBCXX_MEM_FN_TRAITS2(const volatile, _REF, _LVAL, _RVAL) + +_GLIBCXX_MEM_FN_TRAITS( , true_type, true_type) +_GLIBCXX_MEM_FN_TRAITS(&, true_type, false_type) +_GLIBCXX_MEM_FN_TRAITS(&&, false_type, true_type) + +#if __cplusplus > 201402L +_GLIBCXX_MEM_FN_TRAITS(noexcept, true_type, true_type) +_GLIBCXX_MEM_FN_TRAITS(& noexcept, true_type, false_type) +_GLIBCXX_MEM_FN_TRAITS(&& noexcept, false_type, true_type) +#endif + +#undef _GLIBCXX_MEM_FN_TRAITS +#undef _GLIBCXX_MEM_FN_TRAITS2 + + /// If we have found a result_type, extract it. + template> + struct _Maybe_get_result_type + { }; + + template + struct _Maybe_get_result_type<_Functor, + __void_t> + { typedef typename _Functor::result_type result_type; }; + + /** + * Base class for any function object that has a weak result type, as + * defined in 20.8.2 [func.require] of C++11. + */ + template + struct _Weak_result_type_impl + : _Maybe_get_result_type<_Functor> + { }; + + /// Retrieve the result type for a function type. + template + struct _Weak_result_type_impl<_Res(_ArgTypes...) _GLIBCXX_NOEXCEPT_QUAL> + { typedef _Res result_type; }; + + /// Retrieve the result type for a varargs function type. + template + struct _Weak_result_type_impl<_Res(_ArgTypes......) _GLIBCXX_NOEXCEPT_QUAL> + { typedef _Res result_type; }; + + /// Retrieve the result type for a function pointer. + template + struct _Weak_result_type_impl<_Res(*)(_ArgTypes...) _GLIBCXX_NOEXCEPT_QUAL> + { typedef _Res result_type; }; + + /// Retrieve the result type for a varargs function pointer. + template + struct + _Weak_result_type_impl<_Res(*)(_ArgTypes......) _GLIBCXX_NOEXCEPT_QUAL> + { typedef _Res result_type; }; + + // Let _Weak_result_type_impl perform the real work. + template::value> + struct _Weak_result_type_memfun + : _Weak_result_type_impl<_Functor> + { }; + + // A pointer to member function has a weak result type. + template + struct _Weak_result_type_memfun<_MemFunPtr, true> + { + using result_type = typename _Mem_fn_traits<_MemFunPtr>::__result_type; + }; + + // A pointer to data member doesn't have a weak result type. + template + struct _Weak_result_type_memfun<_Func _Class::*, false> + { }; + + /** + * Strip top-level cv-qualifiers from the function object and let + * _Weak_result_type_memfun perform the real work. + */ + template + struct _Weak_result_type + : _Weak_result_type_memfun::type> + { }; + +#if __cplusplus <= 201703L + // Detect nested argument_type. + template> + struct _Refwrap_base_arg1 + { }; + + // Nested argument_type. + template + struct _Refwrap_base_arg1<_Tp, + __void_t> + { + typedef typename _Tp::argument_type argument_type; + }; + + // Detect nested first_argument_type and second_argument_type. + template> + struct _Refwrap_base_arg2 + { }; + + // Nested first_argument_type and second_argument_type. + template + struct _Refwrap_base_arg2<_Tp, + __void_t> + { + typedef typename _Tp::first_argument_type first_argument_type; + typedef typename _Tp::second_argument_type second_argument_type; + }; + + /** + * Derives from unary_function or binary_function when it + * can. Specializations handle all of the easy cases. The primary + * template determines what to do with a class type, which may + * derive from both unary_function and binary_function. + */ + template + struct _Reference_wrapper_base + : _Weak_result_type<_Tp>, _Refwrap_base_arg1<_Tp>, _Refwrap_base_arg2<_Tp> + { }; + +// Ignore warnings about unary_function and binary_function. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + // - a function type (unary) + template + struct _Reference_wrapper_base<_Res(_T1) _GLIBCXX_NOEXCEPT_QUAL> + : unary_function<_T1, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1) const> + : unary_function<_T1, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1) volatile> + : unary_function<_T1, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1) const volatile> + : unary_function<_T1, _Res> + { }; + + // - a function type (binary) + template + struct _Reference_wrapper_base<_Res(_T1, _T2) _GLIBCXX_NOEXCEPT_QUAL> + : binary_function<_T1, _T2, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1, _T2) const> + : binary_function<_T1, _T2, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1, _T2) volatile> + : binary_function<_T1, _T2, _Res> + { }; + + template + struct _Reference_wrapper_base<_Res(_T1, _T2) const volatile> + : binary_function<_T1, _T2, _Res> + { }; + + // - a function pointer type (unary) + template + struct _Reference_wrapper_base<_Res(*)(_T1) _GLIBCXX_NOEXCEPT_QUAL> + : unary_function<_T1, _Res> + { }; + + // - a function pointer type (binary) + template + struct _Reference_wrapper_base<_Res(*)(_T1, _T2) _GLIBCXX_NOEXCEPT_QUAL> + : binary_function<_T1, _T2, _Res> + { }; + + template::value> + struct _Reference_wrapper_base_memfun + : _Reference_wrapper_base<_Tp> + { }; + + template + struct _Reference_wrapper_base_memfun<_MemFunPtr, true> + : _Mem_fn_traits<_MemFunPtr>::__maybe_type + { + using result_type = typename _Mem_fn_traits<_MemFunPtr>::__result_type; + }; +#pragma GCC diagnostic pop +#endif // ! C++20 + + /// @endcond + + /** + * @brief Primary class template for reference_wrapper. + * @ingroup functors + */ + template + class reference_wrapper +#if __cplusplus <= 201703L + // In C++20 std::reference_wrapper allows T to be incomplete, + // so checking for nested types could result in ODR violations. + : public _Reference_wrapper_base_memfun::type> +#endif + { + _Tp* _M_data; + + _GLIBCXX20_CONSTEXPR + static _Tp* _S_fun(_Tp& __r) noexcept { return std::__addressof(__r); } + + static void _S_fun(_Tp&&) = delete; + + template> + using __not_same + = typename enable_if::value>::type; + + public: + typedef _Tp type; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2993. reference_wrapper conversion from T&& + // 3041. Unnecessary decay in reference_wrapper + template, typename + = decltype(reference_wrapper::_S_fun(std::declval<_Up>()))> + _GLIBCXX20_CONSTEXPR + reference_wrapper(_Up&& __uref) + noexcept(noexcept(reference_wrapper::_S_fun(std::declval<_Up>()))) + : _M_data(reference_wrapper::_S_fun(std::forward<_Up>(__uref))) + { } + + reference_wrapper(const reference_wrapper&) = default; + + reference_wrapper& + operator=(const reference_wrapper&) = default; + + _GLIBCXX20_CONSTEXPR + operator _Tp&() const noexcept + { return this->get(); } + + _GLIBCXX20_CONSTEXPR + _Tp& + get() const noexcept + { return *_M_data; } + + template + _GLIBCXX20_CONSTEXPR + typename __invoke_result<_Tp&, _Args...>::type + operator()(_Args&&... __args) const + noexcept(__is_nothrow_invocable<_Tp&, _Args...>::value) + { +#if __cplusplus > 201703L + if constexpr (is_object_v) + static_assert(sizeof(type), "type must be complete"); +#endif + return std::__invoke(get(), std::forward<_Args>(__args)...); + } + }; + +#if __cpp_deduction_guides + template + reference_wrapper(_Tp&) -> reference_wrapper<_Tp>; +#endif + + /// @relates reference_wrapper @{ + + /// Denotes a reference should be taken to a variable. + template + _GLIBCXX20_CONSTEXPR + inline reference_wrapper<_Tp> + ref(_Tp& __t) noexcept + { return reference_wrapper<_Tp>(__t); } + + /// Denotes a const reference should be taken to a variable. + template + _GLIBCXX20_CONSTEXPR + inline reference_wrapper + cref(const _Tp& __t) noexcept + { return reference_wrapper(__t); } + + template + void ref(const _Tp&&) = delete; + + template + void cref(const _Tp&&) = delete; + + /// std::ref overload to prevent wrapping a reference_wrapper + template + _GLIBCXX20_CONSTEXPR + inline reference_wrapper<_Tp> + ref(reference_wrapper<_Tp> __t) noexcept + { return __t; } + + /// std::cref overload to prevent wrapping a reference_wrapper + template + _GLIBCXX20_CONSTEXPR + inline reference_wrapper + cref(reference_wrapper<_Tp> __t) noexcept + { return { __t.get() }; } + + /// @} + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // C++11 + +#endif // _GLIBCXX_REFWRAP_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h.blob new file mode 100644 index 0000000..f283783 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@refwrap.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h new file mode 100644 index 0000000..86916e2 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h @@ -0,0 +1,37 @@ +// Copyright The GNU Toolchain Authors. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/requires_hosted.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{version} + */ + +#ifndef _REQUIRES_FREESTANDING_H +#define _REQUIRES_FREESTANDING_H 1 + +#include + +#if !_GLIBCXX_HOSTED +# error "This header is not available in freestanding mode." +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h.blob new file mode 100644 index 0000000..4d28261 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@requires_hosted.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h new file mode 100644 index 0000000..1bb7ffb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h @@ -0,0 +1,145 @@ +// -*- C++ -*- C library enhancements header. + +// Copyright (C) 2016-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/bits/std_abs.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{cmath, cstdlib} + */ + +#ifndef _GLIBCXX_BITS_STD_ABS_H +#define _GLIBCXX_BITS_STD_ABS_H + +#pragma GCC system_header + +#include + +#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS +#include_next +#ifdef __CORRECT_ISO_CPP_MATH_H_PROTO +# include_next +#endif +#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS + +#undef abs + +extern "C++" +{ +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + using ::abs; + +#ifndef __CORRECT_ISO_CPP_STDLIB_H_PROTO + inline long + abs(long __i) { return __builtin_labs(__i); } +#endif + +#ifdef _GLIBCXX_USE_LONG_LONG + inline long long + abs(long long __x) { return __builtin_llabs (__x); } +#endif + +// _GLIBCXX_RESOLVE_LIB_DEFECTS +// 2192. Validity and return type of std::abs(0u) is unclear +// 2294. should declare abs(double) +// 2735. std::abs(short), std::abs(signed char) and others should return int + +#ifndef __CORRECT_ISO_CPP_MATH_H_PROTO + inline _GLIBCXX_CONSTEXPR double + abs(double __x) + { return __builtin_fabs(__x); } + + inline _GLIBCXX_CONSTEXPR float + abs(float __x) + { return __builtin_fabsf(__x); } + + inline _GLIBCXX_CONSTEXPR long double + abs(long double __x) + { return __builtin_fabsl(__x); } +#endif + +#if defined(__GLIBCXX_TYPE_INT_N_0) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_0 + abs(__GLIBCXX_TYPE_INT_N_0 __x) { return __x >= 0 ? __x : -__x; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_1 + abs(__GLIBCXX_TYPE_INT_N_1 __x) { return __x >= 0 ? __x : -__x; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_2 + abs(__GLIBCXX_TYPE_INT_N_2 __x) { return __x >= 0 ? __x : -__x; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_3 + abs(__GLIBCXX_TYPE_INT_N_3 __x) { return __x >= 0 ? __x : -__x; } +#endif + +#if defined(__STDCPP_FLOAT16_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + constexpr _Float16 + abs(_Float16 __x) + { return _Float16(__builtin_fabsf(__x)); } +#endif + +#if defined(__STDCPP_FLOAT32_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + constexpr _Float32 + abs(_Float32 __x) + { return __builtin_fabsf(__x); } +#endif + +#if defined(__STDCPP_FLOAT64_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + constexpr _Float64 + abs(_Float64 __x) + { return __builtin_fabs(__x); } +#endif + +#if defined(__STDCPP_FLOAT128_T__) && defined(_GLIBCXX_LDOUBLE_IS_IEEE_BINARY128) + constexpr _Float128 + abs(_Float128 __x) + { return __builtin_fabsl(__x); } +#elif defined(__STDCPP_FLOAT128_T__) && defined(_GLIBCXX_HAVE_FLOAT128_MATH) + constexpr _Float128 + abs(_Float128 __x) + { return __builtin_fabsf128(__x); } +#endif + +#if defined(__STDCPP_BFLOAT16_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + constexpr __gnu_cxx::__bfloat16_t + abs(__gnu_cxx::__bfloat16_t __x) + { return __gnu_cxx::__bfloat16_t(__builtin_fabsf(__x)); } +#endif + +#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_FLOAT128) + __extension__ inline _GLIBCXX_CONSTEXPR + __float128 + abs(__float128 __x) + { return __x < 0 ? -__x : __x; } +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace +} // extern "C"++" + +#endif // _GLIBCXX_BITS_STD_ABS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h.blob new file mode 100644 index 0000000..70c4a1a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@std_abs.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h new file mode 100644 index 0000000..4a6f819 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h @@ -0,0 +1,2233 @@ +// Core algorithmic facilities -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_algobase.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{algorithm} + */ + +#ifndef _STL_ALGOBASE_H +#define _STL_ALGOBASE_H 1 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include // For std::swap +#include +#if __cplusplus >= 201103L +# include +#endif +#if __cplusplus >= 201402L +# include // std::__bit_width +#endif +#if __cplusplus >= 202002L +# include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /* + * A constexpr wrapper for __builtin_memcmp. + * @param __num The number of elements of type _Tp (not bytes). + */ + template + _GLIBCXX14_CONSTEXPR + inline int + __memcmp(const _Tp* __first1, const _Up* __first2, size_t __num) + { +#if __cplusplus >= 201103L + static_assert(sizeof(_Tp) == sizeof(_Up), "can be compared with memcmp"); +#endif +#ifdef __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + { + for(; __num > 0; ++__first1, ++__first2, --__num) + if (*__first1 != *__first2) + return *__first1 < *__first2 ? -1 : 1; + return 0; + } + else +#endif + return __builtin_memcmp(__first1, __first2, sizeof(_Tp) * __num); + } + +#if __cplusplus < 201103L + // See http://gcc.gnu.org/ml/libstdc++/2004-08/msg00167.html: in a + // nutshell, we are partially implementing the resolution of DR 187, + // when it's safe, i.e., the value_types are equal. + template + struct __iter_swap + { + template + static void + iter_swap(_ForwardIterator1 __a, _ForwardIterator2 __b) + { + typedef typename iterator_traits<_ForwardIterator1>::value_type + _ValueType1; + _ValueType1 __tmp = *__a; + *__a = *__b; + *__b = __tmp; + } + }; + + template<> + struct __iter_swap + { + template + static void + iter_swap(_ForwardIterator1 __a, _ForwardIterator2 __b) + { + swap(*__a, *__b); + } + }; +#endif // C++03 + + /** + * @brief Swaps the contents of two iterators. + * @ingroup mutating_algorithms + * @param __a An iterator. + * @param __b Another iterator. + * @return Nothing. + * + * This function swaps the values pointed to by two iterators, not the + * iterators themselves. + */ + template + _GLIBCXX20_CONSTEXPR + inline void + iter_swap(_ForwardIterator1 __a, _ForwardIterator2 __b) + { + // concept requirements + __glibcxx_function_requires(_Mutable_ForwardIteratorConcept< + _ForwardIterator1>) + __glibcxx_function_requires(_Mutable_ForwardIteratorConcept< + _ForwardIterator2>) + +#if __cplusplus < 201103L + typedef typename iterator_traits<_ForwardIterator1>::value_type + _ValueType1; + typedef typename iterator_traits<_ForwardIterator2>::value_type + _ValueType2; + + __glibcxx_function_requires(_ConvertibleConcept<_ValueType1, + _ValueType2>) + __glibcxx_function_requires(_ConvertibleConcept<_ValueType2, + _ValueType1>) + + typedef typename iterator_traits<_ForwardIterator1>::reference + _ReferenceType1; + typedef typename iterator_traits<_ForwardIterator2>::reference + _ReferenceType2; + std::__iter_swap<__are_same<_ValueType1, _ValueType2>::__value + && __are_same<_ValueType1&, _ReferenceType1>::__value + && __are_same<_ValueType2&, _ReferenceType2>::__value>:: + iter_swap(__a, __b); +#else + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 187. iter_swap underspecified + swap(*__a, *__b); +#endif + } + + /** + * @brief Swap the elements of two sequences. + * @ingroup mutating_algorithms + * @param __first1 A forward iterator. + * @param __last1 A forward iterator. + * @param __first2 A forward iterator. + * @return An iterator equal to @p first2+(last1-first1). + * + * Swaps each element in the range @p [first1,last1) with the + * corresponding element in the range @p [first2,(last1-first1)). + * The ranges must not overlap. + */ + template + _GLIBCXX20_CONSTEXPR + _ForwardIterator2 + swap_ranges(_ForwardIterator1 __first1, _ForwardIterator1 __last1, + _ForwardIterator2 __first2) + { + // concept requirements + __glibcxx_function_requires(_Mutable_ForwardIteratorConcept< + _ForwardIterator1>) + __glibcxx_function_requires(_Mutable_ForwardIteratorConcept< + _ForwardIterator2>) + __glibcxx_requires_valid_range(__first1, __last1); + + for (; __first1 != __last1; ++__first1, (void)++__first2) + std::iter_swap(__first1, __first2); + return __first2; + } + + /** + * @brief This does what you think it does. + * @ingroup sorting_algorithms + * @param __a A thing of arbitrary type. + * @param __b Another thing of arbitrary type. + * @return The lesser of the parameters. + * + * This is the simple classic generic implementation. It will work on + * temporary expressions, since they are only evaluated once, unlike a + * preprocessor macro. + */ + template + _GLIBCXX14_CONSTEXPR + inline const _Tp& + min(const _Tp& __a, const _Tp& __b) + { + // concept requirements + __glibcxx_function_requires(_LessThanComparableConcept<_Tp>) + //return __b < __a ? __b : __a; + if (__b < __a) + return __b; + return __a; + } + + /** + * @brief This does what you think it does. + * @ingroup sorting_algorithms + * @param __a A thing of arbitrary type. + * @param __b Another thing of arbitrary type. + * @return The greater of the parameters. + * + * This is the simple classic generic implementation. It will work on + * temporary expressions, since they are only evaluated once, unlike a + * preprocessor macro. + */ + template + _GLIBCXX14_CONSTEXPR + inline const _Tp& + max(const _Tp& __a, const _Tp& __b) + { + // concept requirements + __glibcxx_function_requires(_LessThanComparableConcept<_Tp>) + //return __a < __b ? __b : __a; + if (__a < __b) + return __b; + return __a; + } + + /** + * @brief This does what you think it does. + * @ingroup sorting_algorithms + * @param __a A thing of arbitrary type. + * @param __b Another thing of arbitrary type. + * @param __comp A @link comparison_functors comparison functor@endlink. + * @return The lesser of the parameters. + * + * This will work on temporary expressions, since they are only evaluated + * once, unlike a preprocessor macro. + */ + template + _GLIBCXX14_CONSTEXPR + inline const _Tp& + min(const _Tp& __a, const _Tp& __b, _Compare __comp) + { + //return __comp(__b, __a) ? __b : __a; + if (__comp(__b, __a)) + return __b; + return __a; + } + + /** + * @brief This does what you think it does. + * @ingroup sorting_algorithms + * @param __a A thing of arbitrary type. + * @param __b Another thing of arbitrary type. + * @param __comp A @link comparison_functors comparison functor@endlink. + * @return The greater of the parameters. + * + * This will work on temporary expressions, since they are only evaluated + * once, unlike a preprocessor macro. + */ + template + _GLIBCXX14_CONSTEXPR + inline const _Tp& + max(const _Tp& __a, const _Tp& __b, _Compare __comp) + { + //return __comp(__a, __b) ? __b : __a; + if (__comp(__a, __b)) + return __b; + return __a; + } + + // Fallback implementation of the function in bits/stl_iterator.h used to + // remove the __normal_iterator wrapper. See copy, fill, ... + template + _GLIBCXX20_CONSTEXPR + inline _Iterator + __niter_base(_Iterator __it) + _GLIBCXX_NOEXCEPT_IF(std::is_nothrow_copy_constructible<_Iterator>::value) + { return __it; } + + template + _Ite + __niter_base(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, + std::random_access_iterator_tag>&); + + // Reverse the __niter_base transformation to get a + // __normal_iterator back again (this assumes that __normal_iterator + // is only used to wrap random access iterators, like pointers). + template + _GLIBCXX20_CONSTEXPR + inline _From + __niter_wrap(_From __from, _To __res) + { return __from + (__res - std::__niter_base(__from)); } + + // No need to wrap, iterator already has the right type. + template + _GLIBCXX20_CONSTEXPR + inline _Iterator + __niter_wrap(const _Iterator&, _Iterator __res) + { return __res; } + + // All of these auxiliary structs serve two purposes. (1) Replace + // calls to copy with memmove whenever possible. (Memmove, not memcpy, + // because the input and output ranges are permitted to overlap.) + // (2) If we're using random access iterators, then write the loop as + // a for loop with an explicit count. + + template + struct __copy_move + { + template + _GLIBCXX20_CONSTEXPR + static _OI + __copy_m(_II __first, _II __last, _OI __result) + { + for (; __first != __last; ++__result, (void)++__first) + *__result = *__first; + return __result; + } + }; + +#if __cplusplus >= 201103L + template + struct __copy_move + { + template + _GLIBCXX20_CONSTEXPR + static _OI + __copy_m(_II __first, _II __last, _OI __result) + { + for (; __first != __last; ++__result, (void)++__first) + *__result = std::move(*__first); + return __result; + } + }; +#endif + + template<> + struct __copy_move + { + template + _GLIBCXX20_CONSTEXPR + static _OI + __copy_m(_II __first, _II __last, _OI __result) + { + typedef typename iterator_traits<_II>::difference_type _Distance; + for(_Distance __n = __last - __first; __n > 0; --__n) + { + *__result = *__first; + ++__first; + ++__result; + } + return __result; + } + + template + static void + __assign_one(_Tp* __to, _Up* __from) + { *__to = *__from; } + }; + +#if __cplusplus >= 201103L + template<> + struct __copy_move + { + template + _GLIBCXX20_CONSTEXPR + static _OI + __copy_m(_II __first, _II __last, _OI __result) + { + typedef typename iterator_traits<_II>::difference_type _Distance; + for(_Distance __n = __last - __first; __n > 0; --__n) + { + *__result = std::move(*__first); + ++__first; + ++__result; + } + return __result; + } + + template + static void + __assign_one(_Tp* __to, _Up* __from) + { *__to = std::move(*__from); } + }; +#endif + + template + struct __copy_move<_IsMove, true, random_access_iterator_tag> + { + template + _GLIBCXX20_CONSTEXPR + static _Up* + __copy_m(_Tp* __first, _Tp* __last, _Up* __result) + { + const ptrdiff_t _Num = __last - __first; + if (__builtin_expect(_Num > 1, true)) + __builtin_memmove(__result, __first, sizeof(_Tp) * _Num); + else if (_Num == 1) + std::__copy_move<_IsMove, false, random_access_iterator_tag>:: + __assign_one(__result, __first); + return __result + _Num; + } + }; + +_GLIBCXX_BEGIN_NAMESPACE_CONTAINER + + template + struct _Deque_iterator; + + struct _Bit_iterator; + +_GLIBCXX_END_NAMESPACE_CONTAINER + +#if _GLIBCXX_HOSTED + // Helpers for streambuf iterators (either istream or ostream). + // NB: avoid including , relatively large. + template + struct char_traits; + + template + class istreambuf_iterator; + + template + class ostreambuf_iterator; + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + ostreambuf_iterator<_CharT, char_traits<_CharT> > >::__type + __copy_move_a2(_CharT*, _CharT*, + ostreambuf_iterator<_CharT, char_traits<_CharT> >); + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + ostreambuf_iterator<_CharT, char_traits<_CharT> > >::__type + __copy_move_a2(const _CharT*, const _CharT*, + ostreambuf_iterator<_CharT, char_traits<_CharT> >); + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + _CharT*>::__type + __copy_move_a2(istreambuf_iterator<_CharT, char_traits<_CharT> >, + istreambuf_iterator<_CharT, char_traits<_CharT> >, _CharT*); + + template + typename __gnu_cxx::__enable_if< + __is_char<_CharT>::__value, + _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type + __copy_move_a2( + istreambuf_iterator<_CharT, char_traits<_CharT> >, + istreambuf_iterator<_CharT, char_traits<_CharT> >, + _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*>); +#endif // HOSTED + + template + _GLIBCXX20_CONSTEXPR + inline _OI + __copy_move_a2(_II __first, _II __last, _OI __result) + { + typedef typename iterator_traits<_II>::iterator_category _Category; +#ifdef __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + return std::__copy_move<_IsMove, false, _Category>:: + __copy_m(__first, __last, __result); +#endif + return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value, + _Category>::__copy_m(__first, __last, __result); + } + + template + _OI + __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _OI); + + template + _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> + __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, + _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, + _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>); + + template + typename __gnu_cxx::__enable_if< + __is_random_access_iter<_II>::__value, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type + __copy_move_a1(_II, _II, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>); + + template + _GLIBCXX20_CONSTEXPR + inline _OI + __copy_move_a1(_II __first, _II __last, _OI __result) + { return std::__copy_move_a2<_IsMove>(__first, __last, __result); } + + template + _GLIBCXX20_CONSTEXPR + inline _OI + __copy_move_a(_II __first, _II __last, _OI __result) + { + return std::__niter_wrap(__result, + std::__copy_move_a1<_IsMove>(std::__niter_base(__first), + std::__niter_base(__last), + std::__niter_base(__result))); + } + + template + _OI + __copy_move_a(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + _OI); + + template + __gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat> + __copy_move_a(_II, _II, + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&); + + template + ::__gnu_debug::_Safe_iterator<_OIte, _OSeq, _OCat> + __copy_move_a(const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&, + const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&, + const ::__gnu_debug::_Safe_iterator<_OIte, _OSeq, _OCat>&); + + template + _GLIBCXX20_CONSTEXPR + _OutputIterator + __copy_n_a(_InputIterator __first, _Size __n, _OutputIterator __result, + bool) + { + if (__n > 0) + { + while (true) + { + *__result = *__first; + ++__result; + if (--__n > 0) + ++__first; + else + break; + } + } + return __result; + } + +#if _GLIBCXX_HOSTED + template + typename __gnu_cxx::__enable_if< + __is_char<_CharT>::__value, _CharT*>::__type + __copy_n_a(istreambuf_iterator<_CharT, char_traits<_CharT> >, + _Size, _CharT*, bool); + + template + typename __gnu_cxx::__enable_if< + __is_char<_CharT>::__value, + _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type + __copy_n_a(istreambuf_iterator<_CharT, char_traits<_CharT> >, _Size, + _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*>, + bool); +#endif + + /** + * @brief Copies the range [first,last) into result. + * @ingroup mutating_algorithms + * @param __first An input iterator. + * @param __last An input iterator. + * @param __result An output iterator. + * @return result + (last - first) + * + * This inline function will boil down to a call to @c memmove whenever + * possible. Failing that, if random access iterators are passed, then the + * loop count will be known (and therefore a candidate for compiler + * optimizations such as unrolling). Result may not be contained within + * [first,last); the copy_backward function should be used instead. + * + * Note that the end of the output range is permitted to be contained + * within [first,last). + */ + template + _GLIBCXX20_CONSTEXPR + inline _OI + copy(_II __first, _II __last, _OI __result) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_II>) + __glibcxx_function_requires(_OutputIteratorConcept<_OI, + typename iterator_traits<_II>::reference>) + __glibcxx_requires_can_increment_range(__first, __last, __result); + + return std::__copy_move_a<__is_move_iterator<_II>::__value> + (std::__miter_base(__first), std::__miter_base(__last), __result); + } + +#if __cplusplus >= 201103L + /** + * @brief Moves the range [first,last) into result. + * @ingroup mutating_algorithms + * @param __first An input iterator. + * @param __last An input iterator. + * @param __result An output iterator. + * @return result + (last - first) + * + * This inline function will boil down to a call to @c memmove whenever + * possible. Failing that, if random access iterators are passed, then the + * loop count will be known (and therefore a candidate for compiler + * optimizations such as unrolling). Result may not be contained within + * [first,last); the move_backward function should be used instead. + * + * Note that the end of the output range is permitted to be contained + * within [first,last). + */ + template + _GLIBCXX20_CONSTEXPR + inline _OI + move(_II __first, _II __last, _OI __result) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_II>) + __glibcxx_function_requires(_OutputIteratorConcept<_OI, + typename iterator_traits<_II>::value_type&&>) + __glibcxx_requires_can_increment_range(__first, __last, __result); + + return std::__copy_move_a(std::__miter_base(__first), + std::__miter_base(__last), __result); + } + +#define _GLIBCXX_MOVE3(_Tp, _Up, _Vp) std::move(_Tp, _Up, _Vp) +#else +#define _GLIBCXX_MOVE3(_Tp, _Up, _Vp) std::copy(_Tp, _Up, _Vp) +#endif + + template + struct __copy_move_backward + { + template + _GLIBCXX20_CONSTEXPR + static _BI2 + __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result) + { + while (__first != __last) + *--__result = *--__last; + return __result; + } + }; + +#if __cplusplus >= 201103L + template + struct __copy_move_backward + { + template + _GLIBCXX20_CONSTEXPR + static _BI2 + __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result) + { + while (__first != __last) + *--__result = std::move(*--__last); + return __result; + } + }; +#endif + + template<> + struct __copy_move_backward + { + template + _GLIBCXX20_CONSTEXPR + static _BI2 + __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result) + { + typename iterator_traits<_BI1>::difference_type + __n = __last - __first; + for (; __n > 0; --__n) + *--__result = *--__last; + return __result; + } + }; + +#if __cplusplus >= 201103L + template<> + struct __copy_move_backward + { + template + _GLIBCXX20_CONSTEXPR + static _BI2 + __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result) + { + typename iterator_traits<_BI1>::difference_type + __n = __last - __first; + for (; __n > 0; --__n) + *--__result = std::move(*--__last); + return __result; + } + }; +#endif + + template + struct __copy_move_backward<_IsMove, true, random_access_iterator_tag> + { + template + _GLIBCXX20_CONSTEXPR + static _Up* + __copy_move_b(_Tp* __first, _Tp* __last, _Up* __result) + { + const ptrdiff_t _Num = __last - __first; + if (__builtin_expect(_Num > 1, true)) + __builtin_memmove(__result - _Num, __first, sizeof(_Tp) * _Num); + else if (_Num == 1) + std::__copy_move<_IsMove, false, random_access_iterator_tag>:: + __assign_one(__result - 1, __first); + return __result - _Num; + } + }; + + template + _GLIBCXX20_CONSTEXPR + inline _BI2 + __copy_move_backward_a2(_BI1 __first, _BI1 __last, _BI2 __result) + { + typedef typename iterator_traits<_BI1>::iterator_category _Category; +#ifdef __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + return std::__copy_move_backward<_IsMove, false, _Category>:: + __copy_move_b(__first, __last, __result); +#endif + return std::__copy_move_backward<_IsMove, + __memcpyable<_BI2, _BI1>::__value, + _Category>::__copy_move_b(__first, + __last, + __result); + } + + template + _GLIBCXX20_CONSTEXPR + inline _BI2 + __copy_move_backward_a1(_BI1 __first, _BI1 __last, _BI2 __result) + { return std::__copy_move_backward_a2<_IsMove>(__first, __last, __result); } + + template + _OI + __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _OI); + + template + _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> + __copy_move_backward_a1( + _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, + _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, + _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>); + + template + typename __gnu_cxx::__enable_if< + __is_random_access_iter<_II>::__value, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type + __copy_move_backward_a1(_II, _II, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>); + + template + _GLIBCXX20_CONSTEXPR + inline _OI + __copy_move_backward_a(_II __first, _II __last, _OI __result) + { + return std::__niter_wrap(__result, + std::__copy_move_backward_a1<_IsMove> + (std::__niter_base(__first), std::__niter_base(__last), + std::__niter_base(__result))); + } + + template + _OI + __copy_move_backward_a( + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + _OI); + + template + __gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat> + __copy_move_backward_a(_II, _II, + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&); + + template + ::__gnu_debug::_Safe_iterator<_OIte, _OSeq, _OCat> + __copy_move_backward_a( + const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&, + const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&, + const ::__gnu_debug::_Safe_iterator<_OIte, _OSeq, _OCat>&); + + /** + * @brief Copies the range [first,last) into result. + * @ingroup mutating_algorithms + * @param __first A bidirectional iterator. + * @param __last A bidirectional iterator. + * @param __result A bidirectional iterator. + * @return result - (last - first) + * + * The function has the same effect as copy, but starts at the end of the + * range and works its way to the start, returning the start of the result. + * This inline function will boil down to a call to @c memmove whenever + * possible. Failing that, if random access iterators are passed, then the + * loop count will be known (and therefore a candidate for compiler + * optimizations such as unrolling). + * + * Result may not be in the range (first,last]. Use copy instead. Note + * that the start of the output range may overlap [first,last). + */ + template + _GLIBCXX20_CONSTEXPR + inline _BI2 + copy_backward(_BI1 __first, _BI1 __last, _BI2 __result) + { + // concept requirements + __glibcxx_function_requires(_BidirectionalIteratorConcept<_BI1>) + __glibcxx_function_requires(_Mutable_BidirectionalIteratorConcept<_BI2>) + __glibcxx_function_requires(_OutputIteratorConcept<_BI2, + typename iterator_traits<_BI1>::reference>) + __glibcxx_requires_can_decrement_range(__first, __last, __result); + + return std::__copy_move_backward_a<__is_move_iterator<_BI1>::__value> + (std::__miter_base(__first), std::__miter_base(__last), __result); + } + +#if __cplusplus >= 201103L + /** + * @brief Moves the range [first,last) into result. + * @ingroup mutating_algorithms + * @param __first A bidirectional iterator. + * @param __last A bidirectional iterator. + * @param __result A bidirectional iterator. + * @return result - (last - first) + * + * The function has the same effect as move, but starts at the end of the + * range and works its way to the start, returning the start of the result. + * This inline function will boil down to a call to @c memmove whenever + * possible. Failing that, if random access iterators are passed, then the + * loop count will be known (and therefore a candidate for compiler + * optimizations such as unrolling). + * + * Result may not be in the range (first,last]. Use move instead. Note + * that the start of the output range may overlap [first,last). + */ + template + _GLIBCXX20_CONSTEXPR + inline _BI2 + move_backward(_BI1 __first, _BI1 __last, _BI2 __result) + { + // concept requirements + __glibcxx_function_requires(_BidirectionalIteratorConcept<_BI1>) + __glibcxx_function_requires(_Mutable_BidirectionalIteratorConcept<_BI2>) + __glibcxx_function_requires(_OutputIteratorConcept<_BI2, + typename iterator_traits<_BI1>::value_type&&>) + __glibcxx_requires_can_decrement_range(__first, __last, __result); + + return std::__copy_move_backward_a(std::__miter_base(__first), + std::__miter_base(__last), + __result); + } + +#define _GLIBCXX_MOVE_BACKWARD3(_Tp, _Up, _Vp) std::move_backward(_Tp, _Up, _Vp) +#else +#define _GLIBCXX_MOVE_BACKWARD3(_Tp, _Up, _Vp) std::copy_backward(_Tp, _Up, _Vp) +#endif + + template + _GLIBCXX20_CONSTEXPR + inline typename + __gnu_cxx::__enable_if::__value, void>::__type + __fill_a1(_ForwardIterator __first, _ForwardIterator __last, + const _Tp& __value) + { + for (; __first != __last; ++__first) + *__first = __value; + } + + template + _GLIBCXX20_CONSTEXPR + inline typename + __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type + __fill_a1(_ForwardIterator __first, _ForwardIterator __last, + const _Tp& __value) + { + const _Tp __tmp = __value; + for (; __first != __last; ++__first) + *__first = __tmp; + } + + // Specialization: for char types we can use memset. + template + _GLIBCXX20_CONSTEXPR + inline typename + __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type + __fill_a1(_Tp* __first, _Tp* __last, const _Tp& __c) + { + const _Tp __tmp = __c; +#if __cpp_lib_is_constant_evaluated + if (std::is_constant_evaluated()) + { + for (; __first != __last; ++__first) + *__first = __tmp; + return; + } +#endif + if (const size_t __len = __last - __first) + __builtin_memset(__first, static_cast(__tmp), __len); + } + + template + _GLIBCXX20_CONSTEXPR + inline void + __fill_a1(::__gnu_cxx::__normal_iterator<_Ite, _Cont> __first, + ::__gnu_cxx::__normal_iterator<_Ite, _Cont> __last, + const _Tp& __value) + { std::__fill_a1(__first.base(), __last.base(), __value); } + + template + void + __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&, + const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&, + const _VTp&); + + _GLIBCXX20_CONSTEXPR + void + __fill_a1(_GLIBCXX_STD_C::_Bit_iterator, _GLIBCXX_STD_C::_Bit_iterator, + const bool&); + + template + _GLIBCXX20_CONSTEXPR + inline void + __fill_a(_FIte __first, _FIte __last, const _Tp& __value) + { std::__fill_a1(__first, __last, __value); } + + template + void + __fill_a(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&, + const _Tp&); + + /** + * @brief Fills the range [first,last) with copies of value. + * @ingroup mutating_algorithms + * @param __first A forward iterator. + * @param __last A forward iterator. + * @param __value A reference-to-const of arbitrary type. + * @return Nothing. + * + * This function fills a range with copies of the same value. For char + * types filling contiguous areas of memory, this becomes an inline call + * to @c memset or @c wmemset. + */ + template + _GLIBCXX20_CONSTEXPR + inline void + fill(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value) + { + // concept requirements + __glibcxx_function_requires(_Mutable_ForwardIteratorConcept< + _ForwardIterator>) + __glibcxx_requires_valid_range(__first, __last); + + std::__fill_a(__first, __last, __value); + } + + // Used by fill_n, generate_n, etc. to convert _Size to an integral type: + inline _GLIBCXX_CONSTEXPR int + __size_to_integer(int __n) { return __n; } + inline _GLIBCXX_CONSTEXPR unsigned + __size_to_integer(unsigned __n) { return __n; } + inline _GLIBCXX_CONSTEXPR long + __size_to_integer(long __n) { return __n; } + inline _GLIBCXX_CONSTEXPR unsigned long + __size_to_integer(unsigned long __n) { return __n; } + inline _GLIBCXX_CONSTEXPR long long + __size_to_integer(long long __n) { return __n; } + inline _GLIBCXX_CONSTEXPR unsigned long long + __size_to_integer(unsigned long long __n) { return __n; } + +#if defined(__GLIBCXX_TYPE_INT_N_0) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_0 + __size_to_integer(__GLIBCXX_TYPE_INT_N_0 __n) { return __n; } + __extension__ inline _GLIBCXX_CONSTEXPR unsigned __GLIBCXX_TYPE_INT_N_0 + __size_to_integer(unsigned __GLIBCXX_TYPE_INT_N_0 __n) { return __n; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_1 + __size_to_integer(__GLIBCXX_TYPE_INT_N_1 __n) { return __n; } + __extension__ inline _GLIBCXX_CONSTEXPR unsigned __GLIBCXX_TYPE_INT_N_1 + __size_to_integer(unsigned __GLIBCXX_TYPE_INT_N_1 __n) { return __n; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_2 + __size_to_integer(__GLIBCXX_TYPE_INT_N_2 __n) { return __n; } + __extension__ inline _GLIBCXX_CONSTEXPR unsigned __GLIBCXX_TYPE_INT_N_2 + __size_to_integer(unsigned __GLIBCXX_TYPE_INT_N_2 __n) { return __n; } +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + __extension__ inline _GLIBCXX_CONSTEXPR unsigned __GLIBCXX_TYPE_INT_N_3 + __size_to_integer(__GLIBCXX_TYPE_INT_N_3 __n) { return __n; } + __extension__ inline _GLIBCXX_CONSTEXPR __GLIBCXX_TYPE_INT_N_3 + __size_to_integer(unsigned __GLIBCXX_TYPE_INT_N_3 __n) { return __n; } +#endif + + inline _GLIBCXX_CONSTEXPR long long + __size_to_integer(float __n) { return (long long)__n; } + inline _GLIBCXX_CONSTEXPR long long + __size_to_integer(double __n) { return (long long)__n; } + inline _GLIBCXX_CONSTEXPR long long + __size_to_integer(long double __n) { return (long long)__n; } +#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_FLOAT128) + __extension__ inline _GLIBCXX_CONSTEXPR long long + __size_to_integer(__float128 __n) { return (long long)__n; } +#endif + + template + _GLIBCXX20_CONSTEXPR + inline typename + __gnu_cxx::__enable_if::__value, _OutputIterator>::__type + __fill_n_a1(_OutputIterator __first, _Size __n, const _Tp& __value) + { + for (; __n > 0; --__n, (void) ++__first) + *__first = __value; + return __first; + } + + template + _GLIBCXX20_CONSTEXPR + inline typename + __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type + __fill_n_a1(_OutputIterator __first, _Size __n, const _Tp& __value) + { + const _Tp __tmp = __value; + for (; __n > 0; --__n, (void) ++__first) + *__first = __tmp; + return __first; + } + + template + ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat> + __fill_n_a(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>& __first, + _Size __n, const _Tp& __value, + std::input_iterator_tag); + + template + _GLIBCXX20_CONSTEXPR + inline _OutputIterator + __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value, + std::output_iterator_tag) + { +#if __cplusplus >= 201103L + static_assert(is_integral<_Size>{}, "fill_n must pass integral size"); +#endif + return __fill_n_a1(__first, __n, __value); + } + + template + _GLIBCXX20_CONSTEXPR + inline _OutputIterator + __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value, + std::input_iterator_tag) + { +#if __cplusplus >= 201103L + static_assert(is_integral<_Size>{}, "fill_n must pass integral size"); +#endif + return __fill_n_a1(__first, __n, __value); + } + + template + _GLIBCXX20_CONSTEXPR + inline _OutputIterator + __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value, + std::random_access_iterator_tag) + { +#if __cplusplus >= 201103L + static_assert(is_integral<_Size>{}, "fill_n must pass integral size"); +#endif + if (__n <= 0) + return __first; + + __glibcxx_requires_can_increment(__first, __n); + + std::__fill_a(__first, __first + __n, __value); + return __first + __n; + } + + /** + * @brief Fills the range [first,first+n) with copies of value. + * @ingroup mutating_algorithms + * @param __first An output iterator. + * @param __n The count of copies to perform. + * @param __value A reference-to-const of arbitrary type. + * @return The iterator at first+n. + * + * This function fills a range with copies of the same value. For char + * types filling contiguous areas of memory, this becomes an inline call + * to @c memset or @c wmemset. + * + * If @p __n is negative, the function does nothing. + */ + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 865. More algorithms that throw away information + // DR 426. search_n(), fill_n(), and generate_n() with negative n + template + _GLIBCXX20_CONSTEXPR + inline _OI + fill_n(_OI __first, _Size __n, const _Tp& __value) + { + // concept requirements + __glibcxx_function_requires(_OutputIteratorConcept<_OI, const _Tp&>) + + return std::__fill_n_a(__first, std::__size_to_integer(__n), __value, + std::__iterator_category(__first)); + } + + template + struct __equal + { + template + _GLIBCXX20_CONSTEXPR + static bool + equal(_II1 __first1, _II1 __last1, _II2 __first2) + { + for (; __first1 != __last1; ++__first1, (void) ++__first2) + if (!(*__first1 == *__first2)) + return false; + return true; + } + }; + + template<> + struct __equal + { + template + _GLIBCXX20_CONSTEXPR + static bool + equal(const _Tp* __first1, const _Tp* __last1, const _Tp* __first2) + { + if (const size_t __len = (__last1 - __first1)) + return !std::__memcmp(__first1, __first2, __len); + return true; + } + }; + + template + typename __gnu_cxx::__enable_if< + __is_random_access_iter<_II>::__value, bool>::__type + __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, + _II); + + template + bool + __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>); + + template + typename __gnu_cxx::__enable_if< + __is_random_access_iter<_II>::__value, bool>::__type + __equal_aux1(_II, _II, + _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>); + + template + _GLIBCXX20_CONSTEXPR + inline bool + __equal_aux1(_II1 __first1, _II1 __last1, _II2 __first2) + { + typedef typename iterator_traits<_II1>::value_type _ValueType1; + const bool __simple = ((__is_integer<_ValueType1>::__value + || __is_pointer<_ValueType1>::__value) + && __memcmpable<_II1, _II2>::__value); + return std::__equal<__simple>::equal(__first1, __last1, __first2); + } + + template + _GLIBCXX20_CONSTEXPR + inline bool + __equal_aux(_II1 __first1, _II1 __last1, _II2 __first2) + { + return std::__equal_aux1(std::__niter_base(__first1), + std::__niter_base(__last1), + std::__niter_base(__first2)); + } + + template + bool + __equal_aux(const ::__gnu_debug::_Safe_iterator<_II1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_II1, _Seq1, _Cat1>&, + _II2); + + template + bool + __equal_aux(_II1, _II1, + const ::__gnu_debug::_Safe_iterator<_II2, _Seq2, _Cat2>&); + + template + bool + __equal_aux(const ::__gnu_debug::_Safe_iterator<_II1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_II1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_II2, _Seq2, _Cat2>&); + + template + struct __lc_rai + { + template + _GLIBCXX20_CONSTEXPR + static _II1 + __newlast1(_II1, _II1 __last1, _II2, _II2) + { return __last1; } + + template + _GLIBCXX20_CONSTEXPR + static bool + __cnd2(_II __first, _II __last) + { return __first != __last; } + }; + + template<> + struct __lc_rai + { + template + _GLIBCXX20_CONSTEXPR + static _RAI1 + __newlast1(_RAI1 __first1, _RAI1 __last1, + _RAI2 __first2, _RAI2 __last2) + { + const typename iterator_traits<_RAI1>::difference_type + __diff1 = __last1 - __first1; + const typename iterator_traits<_RAI2>::difference_type + __diff2 = __last2 - __first2; + return __diff2 < __diff1 ? __first1 + __diff2 : __last1; + } + + template + static _GLIBCXX20_CONSTEXPR bool + __cnd2(_RAI, _RAI) + { return true; } + }; + + template + _GLIBCXX20_CONSTEXPR + bool + __lexicographical_compare_impl(_II1 __first1, _II1 __last1, + _II2 __first2, _II2 __last2, + _Compare __comp) + { + typedef typename iterator_traits<_II1>::iterator_category _Category1; + typedef typename iterator_traits<_II2>::iterator_category _Category2; + typedef std::__lc_rai<_Category1, _Category2> __rai_type; + + __last1 = __rai_type::__newlast1(__first1, __last1, __first2, __last2); + for (; __first1 != __last1 && __rai_type::__cnd2(__first2, __last2); + ++__first1, (void)++__first2) + { + if (__comp(__first1, __first2)) + return true; + if (__comp(__first2, __first1)) + return false; + } + return __first1 == __last1 && __first2 != __last2; + } + + template + struct __lexicographical_compare + { + template + _GLIBCXX20_CONSTEXPR + static bool + __lc(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2) + { + using __gnu_cxx::__ops::__iter_less_iter; + return std::__lexicographical_compare_impl(__first1, __last1, + __first2, __last2, + __iter_less_iter()); + } + + template + _GLIBCXX20_CONSTEXPR + static int + __3way(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2) + { + while (__first1 != __last1) + { + if (__first2 == __last2) + return +1; + if (*__first1 < *__first2) + return -1; + if (*__first2 < *__first1) + return +1; + ++__first1; + ++__first2; + } + return int(__first2 == __last2) - 1; + } + }; + + template<> + struct __lexicographical_compare + { + template + _GLIBCXX20_CONSTEXPR + static bool + __lc(const _Tp* __first1, const _Tp* __last1, + const _Up* __first2, const _Up* __last2) + { return __3way(__first1, __last1, __first2, __last2) < 0; } + + template + _GLIBCXX20_CONSTEXPR + static ptrdiff_t + __3way(const _Tp* __first1, const _Tp* __last1, + const _Up* __first2, const _Up* __last2) + { + const size_t __len1 = __last1 - __first1; + const size_t __len2 = __last2 - __first2; + if (const size_t __len = std::min(__len1, __len2)) + if (int __result = std::__memcmp(__first1, __first2, __len)) + return __result; + return ptrdiff_t(__len1 - __len2); + } + }; + + template + _GLIBCXX20_CONSTEXPR + inline bool + __lexicographical_compare_aux1(_II1 __first1, _II1 __last1, + _II2 __first2, _II2 __last2) + { + typedef typename iterator_traits<_II1>::value_type _ValueType1; + typedef typename iterator_traits<_II2>::value_type _ValueType2; + const bool __simple = + (__is_memcmp_ordered_with<_ValueType1, _ValueType2>::__value + && __is_pointer<_II1>::__value + && __is_pointer<_II2>::__value +#if __cplusplus > 201703L && __cpp_lib_concepts + // For C++20 iterator_traits::value_type is non-volatile + // so __is_byte could be true, but we can't use memcmp with + // volatile data. + && !is_volatile_v>> + && !is_volatile_v>> +#endif + ); + + return std::__lexicographical_compare<__simple>::__lc(__first1, __last1, + __first2, __last2); + } + + template + bool + __lexicographical_compare_aux1( + _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _Tp2*, _Tp2*); + + template + bool + __lexicographical_compare_aux1(_Tp1*, _Tp1*, + _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>); + + template + bool + __lexicographical_compare_aux1( + _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>, + _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>); + + template + _GLIBCXX20_CONSTEXPR + inline bool + __lexicographical_compare_aux(_II1 __first1, _II1 __last1, + _II2 __first2, _II2 __last2) + { + return std::__lexicographical_compare_aux1(std::__niter_base(__first1), + std::__niter_base(__last1), + std::__niter_base(__first2), + std::__niter_base(__last2)); + } + + template + bool + __lexicographical_compare_aux( + const ::__gnu_debug::_Safe_iterator<_Iter1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_Iter1, _Seq1, _Cat1>&, + _II2, _II2); + + template + bool + __lexicographical_compare_aux( + _II1, _II1, + const ::__gnu_debug::_Safe_iterator<_Iter2, _Seq2, _Cat2>&, + const ::__gnu_debug::_Safe_iterator<_Iter2, _Seq2, _Cat2>&); + + template + bool + __lexicographical_compare_aux( + const ::__gnu_debug::_Safe_iterator<_Iter1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_Iter1, _Seq1, _Cat1>&, + const ::__gnu_debug::_Safe_iterator<_Iter2, _Seq2, _Cat2>&, + const ::__gnu_debug::_Safe_iterator<_Iter2, _Seq2, _Cat2>&); + + template + _GLIBCXX20_CONSTEXPR + _ForwardIterator + __lower_bound(_ForwardIterator __first, _ForwardIterator __last, + const _Tp& __val, _Compare __comp) + { + typedef typename iterator_traits<_ForwardIterator>::difference_type + _DistanceType; + + _DistanceType __len = std::distance(__first, __last); + + while (__len > 0) + { + _DistanceType __half = __len >> 1; + _ForwardIterator __middle = __first; + std::advance(__middle, __half); + if (__comp(__middle, __val)) + { + __first = __middle; + ++__first; + __len = __len - __half - 1; + } + else + __len = __half; + } + return __first; + } + + /** + * @brief Finds the first position in which @a val could be inserted + * without changing the ordering. + * @param __first An iterator. + * @param __last Another iterator. + * @param __val The search term. + * @return An iterator pointing to the first element not less + * than @a val, or end() if every element is less than + * @a val. + * @ingroup binary_search_algorithms + */ + template + _GLIBCXX20_CONSTEXPR + inline _ForwardIterator + lower_bound(_ForwardIterator __first, _ForwardIterator __last, + const _Tp& __val) + { + // concept requirements + __glibcxx_function_requires(_ForwardIteratorConcept<_ForwardIterator>) + __glibcxx_function_requires(_LessThanOpConcept< + typename iterator_traits<_ForwardIterator>::value_type, _Tp>) + __glibcxx_requires_partitioned_lower(__first, __last, __val); + + return std::__lower_bound(__first, __last, __val, + __gnu_cxx::__ops::__iter_less_val()); + } + + /// This is a helper function for the sort routines and for random.tcc. + // Precondition: __n > 0. + template + inline _GLIBCXX_CONSTEXPR _Tp + __lg(_Tp __n) + { +#if __cplusplus >= 201402L + return std::__bit_width(make_unsigned_t<_Tp>(__n)) - 1; +#else + // Use +__n so it promotes to at least int. + const int __sz = sizeof(+__n); + int __w = __sz * __CHAR_BIT__ - 1; + if (__sz == sizeof(long long)) + __w -= __builtin_clzll(+__n); + else if (__sz == sizeof(long)) + __w -= __builtin_clzl(+__n); + else if (__sz == sizeof(int)) + __w -= __builtin_clz(+__n); + return __w; +#endif + } + +_GLIBCXX_BEGIN_NAMESPACE_ALGO + + /** + * @brief Tests a range for element-wise equality. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @return A boolean true or false. + * + * This compares the elements of two ranges using @c == and returns true or + * false depending on whether all of the corresponding elements of the + * ranges are equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + equal(_II1 __first1, _II1 __last1, _II2 __first2) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_II1>) + __glibcxx_function_requires(_InputIteratorConcept<_II2>) + __glibcxx_function_requires(_EqualOpConcept< + typename iterator_traits<_II1>::value_type, + typename iterator_traits<_II2>::value_type>) + __glibcxx_requires_can_increment_range(__first1, __last1, __first2); + + return std::__equal_aux(__first1, __last1, __first2); + } + + /** + * @brief Tests a range for element-wise equality. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __binary_pred A binary predicate @link functors + * functor@endlink. + * @return A boolean true or false. + * + * This compares the elements of two ranges using the binary_pred + * parameter, and returns true or + * false depending on whether all of the corresponding elements of the + * ranges are equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + equal(_IIter1 __first1, _IIter1 __last1, + _IIter2 __first2, _BinaryPredicate __binary_pred) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_IIter1>) + __glibcxx_function_requires(_InputIteratorConcept<_IIter2>) + __glibcxx_requires_valid_range(__first1, __last1); + + for (; __first1 != __last1; ++__first1, (void)++__first2) + if (!bool(__binary_pred(*__first1, *__first2))) + return false; + return true; + } + +#if __cplusplus >= 201103L + // 4-iterator version of std::equal for use in C++11. + template + _GLIBCXX20_CONSTEXPR + inline bool + __equal4(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2) + { + using _RATag = random_access_iterator_tag; + using _Cat1 = typename iterator_traits<_II1>::iterator_category; + using _Cat2 = typename iterator_traits<_II2>::iterator_category; + using _RAIters = __and_, is_same<_Cat2, _RATag>>; + if (_RAIters()) + { + auto __d1 = std::distance(__first1, __last1); + auto __d2 = std::distance(__first2, __last2); + if (__d1 != __d2) + return false; + return _GLIBCXX_STD_A::equal(__first1, __last1, __first2); + } + + for (; __first1 != __last1 && __first2 != __last2; + ++__first1, (void)++__first2) + if (!(*__first1 == *__first2)) + return false; + return __first1 == __last1 && __first2 == __last2; + } + + // 4-iterator version of std::equal for use in C++11. + template + _GLIBCXX20_CONSTEXPR + inline bool + __equal4(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2, + _BinaryPredicate __binary_pred) + { + using _RATag = random_access_iterator_tag; + using _Cat1 = typename iterator_traits<_II1>::iterator_category; + using _Cat2 = typename iterator_traits<_II2>::iterator_category; + using _RAIters = __and_, is_same<_Cat2, _RATag>>; + if (_RAIters()) + { + auto __d1 = std::distance(__first1, __last1); + auto __d2 = std::distance(__first2, __last2); + if (__d1 != __d2) + return false; + return _GLIBCXX_STD_A::equal(__first1, __last1, __first2, + __binary_pred); + } + + for (; __first1 != __last1 && __first2 != __last2; + ++__first1, (void)++__first2) + if (!bool(__binary_pred(*__first1, *__first2))) + return false; + return __first1 == __last1 && __first2 == __last2; + } +#endif // C++11 + +#if __cplusplus > 201103L + +#define __cpp_lib_robust_nonmodifying_seq_ops 201304L + + /** + * @brief Tests a range for element-wise equality. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @return A boolean true or false. + * + * This compares the elements of two ranges using @c == and returns true or + * false depending on whether all of the corresponding elements of the + * ranges are equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + equal(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_II1>) + __glibcxx_function_requires(_InputIteratorConcept<_II2>) + __glibcxx_function_requires(_EqualOpConcept< + typename iterator_traits<_II1>::value_type, + typename iterator_traits<_II2>::value_type>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return _GLIBCXX_STD_A::__equal4(__first1, __last1, __first2, __last2); + } + + /** + * @brief Tests a range for element-wise equality. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @param __binary_pred A binary predicate @link functors + * functor@endlink. + * @return A boolean true or false. + * + * This compares the elements of two ranges using the binary_pred + * parameter, and returns true or + * false depending on whether all of the corresponding elements of the + * ranges are equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + equal(_IIter1 __first1, _IIter1 __last1, + _IIter2 __first2, _IIter2 __last2, _BinaryPredicate __binary_pred) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_IIter1>) + __glibcxx_function_requires(_InputIteratorConcept<_IIter2>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return _GLIBCXX_STD_A::__equal4(__first1, __last1, __first2, __last2, + __binary_pred); + } +#endif // C++14 + + /** + * @brief Performs @b dictionary comparison on ranges. + * @ingroup sorting_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @return A boolean true or false. + * + * Returns true if the sequence of elements defined by the range + * [first1,last1) is lexicographically less than the sequence of elements + * defined by the range [first2,last2). Returns false otherwise. + * (Quoted from [25.3.8]/1.) If the iterators are all character pointers, + * then this is an inline call to @c memcmp. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + lexicographical_compare(_II1 __first1, _II1 __last1, + _II2 __first2, _II2 __last2) + { +#ifdef _GLIBCXX_CONCEPT_CHECKS + // concept requirements + typedef typename iterator_traits<_II1>::value_type _ValueType1; + typedef typename iterator_traits<_II2>::value_type _ValueType2; +#endif + __glibcxx_function_requires(_InputIteratorConcept<_II1>) + __glibcxx_function_requires(_InputIteratorConcept<_II2>) + __glibcxx_function_requires(_LessThanOpConcept<_ValueType1, _ValueType2>) + __glibcxx_function_requires(_LessThanOpConcept<_ValueType2, _ValueType1>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return std::__lexicographical_compare_aux(__first1, __last1, + __first2, __last2); + } + + /** + * @brief Performs @b dictionary comparison on ranges. + * @ingroup sorting_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @param __comp A @link comparison_functors comparison functor@endlink. + * @return A boolean true or false. + * + * The same as the four-parameter @c lexicographical_compare, but uses the + * comp parameter instead of @c <. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + lexicographical_compare(_II1 __first1, _II1 __last1, + _II2 __first2, _II2 __last2, _Compare __comp) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_II1>) + __glibcxx_function_requires(_InputIteratorConcept<_II2>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return std::__lexicographical_compare_impl + (__first1, __last1, __first2, __last2, + __gnu_cxx::__ops::__iter_comp_iter(__comp)); + } + +#if __cpp_lib_three_way_comparison + // Iter points to a contiguous range of unsigned narrow character type + // or std::byte, suitable for comparison by memcmp. + template + concept __is_byte_iter = contiguous_iterator<_Iter> + && __is_memcmp_ordered>::__value; + + // Return a struct with two members, initialized to the smaller of x and y + // (or x if they compare equal) and the result of the comparison x <=> y. + template + constexpr auto + __min_cmp(_Tp __x, _Tp __y) + { + struct _Res { + _Tp _M_min; + decltype(__x <=> __y) _M_cmp; + }; + auto __c = __x <=> __y; + if (__c > 0) + return _Res{__y, __c}; + return _Res{__x, __c}; + } + + /** + * @brief Performs dictionary comparison on ranges. + * @ingroup sorting_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @param __comp A @link comparison_functors comparison functor@endlink. + * @return The comparison category that `__comp(*__first1, *__first2)` + * returns. + */ + template + constexpr auto + lexicographical_compare_three_way(_InputIter1 __first1, + _InputIter1 __last1, + _InputIter2 __first2, + _InputIter2 __last2, + _Comp __comp) + -> decltype(__comp(*__first1, *__first2)) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIter1>) + __glibcxx_function_requires(_InputIteratorConcept<_InputIter2>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + using _Cat = decltype(__comp(*__first1, *__first2)); + static_assert(same_as, _Cat>); + + if (!std::__is_constant_evaluated()) + if constexpr (same_as<_Comp, __detail::_Synth3way> + || same_as<_Comp, compare_three_way>) + if constexpr (__is_byte_iter<_InputIter1>) + if constexpr (__is_byte_iter<_InputIter2>) + { + const auto [__len, __lencmp] = _GLIBCXX_STD_A:: + __min_cmp(__last1 - __first1, __last2 - __first2); + if (__len) + { + const auto __c + = __builtin_memcmp(&*__first1, &*__first2, __len) <=> 0; + if (__c != 0) + return __c; + } + return __lencmp; + } + + while (__first1 != __last1) + { + if (__first2 == __last2) + return strong_ordering::greater; + if (auto __cmp = __comp(*__first1, *__first2); __cmp != 0) + return __cmp; + ++__first1; + ++__first2; + } + return (__first2 == __last2) <=> true; // See PR 94006 + } + + template + constexpr auto + lexicographical_compare_three_way(_InputIter1 __first1, + _InputIter1 __last1, + _InputIter2 __first2, + _InputIter2 __last2) + { + return _GLIBCXX_STD_A:: + lexicographical_compare_three_way(__first1, __last1, __first2, __last2, + compare_three_way{}); + } +#endif // three_way_comparison + + template + _GLIBCXX20_CONSTEXPR + pair<_InputIterator1, _InputIterator2> + __mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2, _BinaryPredicate __binary_pred) + { + while (__first1 != __last1 && __binary_pred(__first1, __first2)) + { + ++__first1; + ++__first2; + } + return pair<_InputIterator1, _InputIterator2>(__first1, __first2); + } + + /** + * @brief Finds the places in ranges which don't match. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @return A pair of iterators pointing to the first mismatch. + * + * This compares the elements of two ranges using @c == and returns a pair + * of iterators. The first iterator points into the first range, the + * second iterator points into the second range, and the elements pointed + * to by the iterators are not equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline pair<_InputIterator1, _InputIterator2> + mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>) + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>) + __glibcxx_function_requires(_EqualOpConcept< + typename iterator_traits<_InputIterator1>::value_type, + typename iterator_traits<_InputIterator2>::value_type>) + __glibcxx_requires_valid_range(__first1, __last1); + + return _GLIBCXX_STD_A::__mismatch(__first1, __last1, __first2, + __gnu_cxx::__ops::__iter_equal_to_iter()); + } + + /** + * @brief Finds the places in ranges which don't match. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __binary_pred A binary predicate @link functors + * functor@endlink. + * @return A pair of iterators pointing to the first mismatch. + * + * This compares the elements of two ranges using the binary_pred + * parameter, and returns a pair + * of iterators. The first iterator points into the first range, the + * second iterator points into the second range, and the elements pointed + * to by the iterators are not equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline pair<_InputIterator1, _InputIterator2> + mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2, _BinaryPredicate __binary_pred) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>) + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>) + __glibcxx_requires_valid_range(__first1, __last1); + + return _GLIBCXX_STD_A::__mismatch(__first1, __last1, __first2, + __gnu_cxx::__ops::__iter_comp_iter(__binary_pred)); + } + +#if __cplusplus > 201103L + + template + _GLIBCXX20_CONSTEXPR + pair<_InputIterator1, _InputIterator2> + __mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2, _InputIterator2 __last2, + _BinaryPredicate __binary_pred) + { + while (__first1 != __last1 && __first2 != __last2 + && __binary_pred(__first1, __first2)) + { + ++__first1; + ++__first2; + } + return pair<_InputIterator1, _InputIterator2>(__first1, __first2); + } + + /** + * @brief Finds the places in ranges which don't match. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @return A pair of iterators pointing to the first mismatch. + * + * This compares the elements of two ranges using @c == and returns a pair + * of iterators. The first iterator points into the first range, the + * second iterator points into the second range, and the elements pointed + * to by the iterators are not equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline pair<_InputIterator1, _InputIterator2> + mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2, _InputIterator2 __last2) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>) + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>) + __glibcxx_function_requires(_EqualOpConcept< + typename iterator_traits<_InputIterator1>::value_type, + typename iterator_traits<_InputIterator2>::value_type>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return _GLIBCXX_STD_A::__mismatch(__first1, __last1, __first2, __last2, + __gnu_cxx::__ops::__iter_equal_to_iter()); + } + + /** + * @brief Finds the places in ranges which don't match. + * @ingroup non_mutating_algorithms + * @param __first1 An input iterator. + * @param __last1 An input iterator. + * @param __first2 An input iterator. + * @param __last2 An input iterator. + * @param __binary_pred A binary predicate @link functors + * functor@endlink. + * @return A pair of iterators pointing to the first mismatch. + * + * This compares the elements of two ranges using the binary_pred + * parameter, and returns a pair + * of iterators. The first iterator points into the first range, the + * second iterator points into the second range, and the elements pointed + * to by the iterators are not equal. + */ + template + _GLIBCXX20_CONSTEXPR + inline pair<_InputIterator1, _InputIterator2> + mismatch(_InputIterator1 __first1, _InputIterator1 __last1, + _InputIterator2 __first2, _InputIterator2 __last2, + _BinaryPredicate __binary_pred) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>) + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>) + __glibcxx_requires_valid_range(__first1, __last1); + __glibcxx_requires_valid_range(__first2, __last2); + + return _GLIBCXX_STD_A::__mismatch(__first1, __last1, __first2, __last2, + __gnu_cxx::__ops::__iter_comp_iter(__binary_pred)); + } +#endif + +_GLIBCXX_END_NAMESPACE_ALGO + + /// This is an overload used by find algos for the Input Iterator case. + template + _GLIBCXX20_CONSTEXPR + inline _InputIterator + __find_if(_InputIterator __first, _InputIterator __last, + _Predicate __pred, input_iterator_tag) + { + while (__first != __last && !__pred(__first)) + ++__first; + return __first; + } + + /// This is an overload used by find algos for the RAI case. + template + _GLIBCXX20_CONSTEXPR + _RandomAccessIterator + __find_if(_RandomAccessIterator __first, _RandomAccessIterator __last, + _Predicate __pred, random_access_iterator_tag) + { + typename iterator_traits<_RandomAccessIterator>::difference_type + __trip_count = (__last - __first) >> 2; + + for (; __trip_count > 0; --__trip_count) + { + if (__pred(__first)) + return __first; + ++__first; + + if (__pred(__first)) + return __first; + ++__first; + + if (__pred(__first)) + return __first; + ++__first; + + if (__pred(__first)) + return __first; + ++__first; + } + + switch (__last - __first) + { + case 3: + if (__pred(__first)) + return __first; + ++__first; + // FALLTHRU + case 2: + if (__pred(__first)) + return __first; + ++__first; + // FALLTHRU + case 1: + if (__pred(__first)) + return __first; + ++__first; + // FALLTHRU + case 0: + default: + return __last; + } + } + + template + _GLIBCXX20_CONSTEXPR + inline _Iterator + __find_if(_Iterator __first, _Iterator __last, _Predicate __pred) + { + return __find_if(__first, __last, __pred, + std::__iterator_category(__first)); + } + + template + _GLIBCXX20_CONSTEXPR + typename iterator_traits<_InputIterator>::difference_type + __count_if(_InputIterator __first, _InputIterator __last, _Predicate __pred) + { + typename iterator_traits<_InputIterator>::difference_type __n = 0; + for (; __first != __last; ++__first) + if (__pred(__first)) + ++__n; + return __n; + } + + template + _GLIBCXX20_CONSTEXPR + _ForwardIterator + __remove_if(_ForwardIterator __first, _ForwardIterator __last, + _Predicate __pred) + { + __first = std::__find_if(__first, __last, __pred); + if (__first == __last) + return __first; + _ForwardIterator __result = __first; + ++__first; + for (; __first != __last; ++__first) + if (!__pred(__first)) + { + *__result = _GLIBCXX_MOVE(*__first); + ++__result; + } + return __result; + } + +#if __cplusplus >= 201103L + template + _GLIBCXX20_CONSTEXPR + bool + __is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1, + _ForwardIterator2 __first2, _BinaryPredicate __pred) + { + // Efficiently compare identical prefixes: O(N) if sequences + // have the same elements in the same order. + for (; __first1 != __last1; ++__first1, (void)++__first2) + if (!__pred(__first1, __first2)) + break; + + if (__first1 == __last1) + return true; + + // Establish __last2 assuming equal ranges by iterating over the + // rest of the list. + _ForwardIterator2 __last2 = __first2; + std::advance(__last2, std::distance(__first1, __last1)); + for (_ForwardIterator1 __scan = __first1; __scan != __last1; ++__scan) + { + if (__scan != std::__find_if(__first1, __scan, + __gnu_cxx::__ops::__iter_comp_iter(__pred, __scan))) + continue; // We've seen this one before. + + auto __matches + = std::__count_if(__first2, __last2, + __gnu_cxx::__ops::__iter_comp_iter(__pred, __scan)); + if (0 == __matches || + std::__count_if(__scan, __last1, + __gnu_cxx::__ops::__iter_comp_iter(__pred, __scan)) + != __matches) + return false; + } + return true; + } + + /** + * @brief Checks whether a permutation of the second sequence is equal + * to the first sequence. + * @ingroup non_mutating_algorithms + * @param __first1 Start of first range. + * @param __last1 End of first range. + * @param __first2 Start of second range. + * @return true if there exists a permutation of the elements in the range + * [__first2, __first2 + (__last1 - __first1)), beginning with + * ForwardIterator2 begin, such that equal(__first1, __last1, begin) + * returns true; otherwise, returns false. + */ + template + _GLIBCXX20_CONSTEXPR + inline bool + is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1, + _ForwardIterator2 __first2) + { + // concept requirements + __glibcxx_function_requires(_ForwardIteratorConcept<_ForwardIterator1>) + __glibcxx_function_requires(_ForwardIteratorConcept<_ForwardIterator2>) + __glibcxx_function_requires(_EqualOpConcept< + typename iterator_traits<_ForwardIterator1>::value_type, + typename iterator_traits<_ForwardIterator2>::value_type>) + __glibcxx_requires_valid_range(__first1, __last1); + + return std::__is_permutation(__first1, __last1, __first2, + __gnu_cxx::__ops::__iter_equal_to_iter()); + } +#endif // C++11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +// NB: This file is included within many other C++ includes, as a way +// of getting the base algorithms. So, make sure that parallel bits +// come in too if requested. +#ifdef _GLIBCXX_PARALLEL +# include +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h.blob new file mode 100644 index 0000000..9f482b0 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_algobase.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h new file mode 100644 index 0000000..574f4fa --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h @@ -0,0 +1,267 @@ +// nonstandard construct and destroy functions -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996,1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_construct.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _STL_CONSTRUCT_H +#define _STL_CONSTRUCT_H 1 + +#include +#include +#include // for iterator_traits +#include // for advance + +/* This file provides the C++17 functions std::destroy_at, std::destroy, and + * std::destroy_n, and the C++20 function std::construct_at. + * It also provides std::_Construct, std::_Destroy,and std::_Destroy_n functions + * which are defined in all standard modes and so can be used in C++98-14 code. + * The _Destroy functions will dispatch to destroy_at during constant + * evaluation, because calls to that function are intercepted by the compiler + * to allow use in constant expressions. + */ + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if __cplusplus >= 201703L + template + _GLIBCXX20_CONSTEXPR inline void + destroy_at(_Tp* __location) + { + if constexpr (__cplusplus > 201703L && is_array_v<_Tp>) + { + for (auto& __x : *__location) + std::destroy_at(std::__addressof(__x)); + } + else + __location->~_Tp(); + } + +#if __cplusplus >= 202002L + template + constexpr auto + construct_at(_Tp* __location, _Args&&... __args) + noexcept(noexcept(::new((void*)0) _Tp(std::declval<_Args>()...))) + -> decltype(::new((void*)0) _Tp(std::declval<_Args>()...)) + { return ::new((void*)__location) _Tp(std::forward<_Args>(__args)...); } +#endif // C++20 +#endif// C++17 + + /** + * Constructs an object in existing memory by invoking an allocated + * object's constructor with an initializer. + */ +#if __cplusplus >= 201103L + template + _GLIBCXX20_CONSTEXPR + inline void + _Construct(_Tp* __p, _Args&&... __args) + { +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + { + // Allow std::_Construct to be used in constant expressions. + std::construct_at(__p, std::forward<_Args>(__args)...); + return; + } +#endif + ::new((void*)__p) _Tp(std::forward<_Args>(__args)...); + } +#else + template + inline void + _Construct(_T1* __p, const _T2& __value) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 402. wrong new expression in [some_]allocator::construct + ::new(static_cast(__p)) _T1(__value); + } +#endif + + template + inline void + _Construct_novalue(_T1* __p) + { ::new((void*)__p) _T1; } + + template + _GLIBCXX20_CONSTEXPR void + _Destroy(_ForwardIterator __first, _ForwardIterator __last); + + /** + * Destroy the object pointed to by a pointer type. + */ + template + _GLIBCXX14_CONSTEXPR inline void + _Destroy(_Tp* __pointer) + { +#if __cplusplus > 201703L + std::destroy_at(__pointer); +#else + __pointer->~_Tp(); +#endif + } + + template + struct _Destroy_aux + { + template + static _GLIBCXX20_CONSTEXPR void + __destroy(_ForwardIterator __first, _ForwardIterator __last) + { + for (; __first != __last; ++__first) + std::_Destroy(std::__addressof(*__first)); + } + }; + + template<> + struct _Destroy_aux + { + template + static void + __destroy(_ForwardIterator, _ForwardIterator) { } + }; + + /** + * Destroy a range of objects. If the value_type of the object has + * a trivial destructor, the compiler should optimize all of this + * away, otherwise the objects' destructors must be invoked. + */ + template + _GLIBCXX20_CONSTEXPR inline void + _Destroy(_ForwardIterator __first, _ForwardIterator __last) + { + typedef typename iterator_traits<_ForwardIterator>::value_type + _Value_type; +#if __cplusplus >= 201103L + // A deleted destructor is trivial, this ensures we reject such types: + static_assert(is_destructible<_Value_type>::value, + "value type is destructible"); +#endif +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return _Destroy_aux::__destroy(__first, __last); +#endif + std::_Destroy_aux<__has_trivial_destructor(_Value_type)>:: + __destroy(__first, __last); + } + + template + struct _Destroy_n_aux + { + template + static _GLIBCXX20_CONSTEXPR _ForwardIterator + __destroy_n(_ForwardIterator __first, _Size __count) + { + for (; __count > 0; (void)++__first, --__count) + std::_Destroy(std::__addressof(*__first)); + return __first; + } + }; + + template<> + struct _Destroy_n_aux + { + template + static _ForwardIterator + __destroy_n(_ForwardIterator __first, _Size __count) + { + std::advance(__first, __count); + return __first; + } + }; + + /** + * Destroy a range of objects. If the value_type of the object has + * a trivial destructor, the compiler should optimize all of this + * away, otherwise the objects' destructors must be invoked. + */ + template + _GLIBCXX20_CONSTEXPR inline _ForwardIterator + _Destroy_n(_ForwardIterator __first, _Size __count) + { + typedef typename iterator_traits<_ForwardIterator>::value_type + _Value_type; +#if __cplusplus >= 201103L + // A deleted destructor is trivial, this ensures we reject such types: + static_assert(is_destructible<_Value_type>::value, + "value type is destructible"); +#endif +#if __cplusplus >= 202002L + if (std::__is_constant_evaluated()) + return _Destroy_n_aux::__destroy_n(__first, __count); +#endif + return std::_Destroy_n_aux<__has_trivial_destructor(_Value_type)>:: + __destroy_n(__first, __count); + } + +#if __cplusplus >= 201703L + template + _GLIBCXX20_CONSTEXPR inline void + destroy(_ForwardIterator __first, _ForwardIterator __last) + { + std::_Destroy(__first, __last); + } + + template + _GLIBCXX20_CONSTEXPR inline _ForwardIterator + destroy_n(_ForwardIterator __first, _Size __count) + { + return std::_Destroy_n(__first, __count); + } +#endif // C++17 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif /* _STL_CONSTRUCT_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h.blob new file mode 100644 index 0000000..3300059 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_construct.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h new file mode 100644 index 0000000..fa03f32 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h @@ -0,0 +1,1441 @@ +// Functor implementations -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_function.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{functional} + */ + +#ifndef _STL_FUNCTION_H +#define _STL_FUNCTION_H 1 + +#if __cplusplus > 201103L +#include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // 20.3.1 base classes + /** @defgroup functors Function Objects + * @ingroup utilities + * + * Function objects, or _functors_, are objects with an `operator()` + * defined and accessible. They can be passed as arguments to algorithm + * templates and used in place of a function pointer. Not only is the + * resulting expressiveness of the library increased, but the generated + * code can be more efficient than what you might write by hand. When we + * refer to _functors_, then, generally we include function pointers in + * the description as well. + * + * Often, functors are only created as temporaries passed to algorithm + * calls, rather than being created as named variables. + * + * Two examples taken from the standard itself follow. To perform a + * by-element addition of two vectors `a` and `b` containing `double`, + * and put the result in `a`, use + * \code + * transform (a.begin(), a.end(), b.begin(), a.begin(), plus()); + * \endcode + * To negate every element in `a`, use + * \code + * transform(a.begin(), a.end(), a.begin(), negate()); + * \endcode + * The addition and negation functions will usually be inlined directly. + * + * An _adaptable function object_ is one which provides nested typedefs + * `result_type` and either `argument_type` (for a unary function) or + * `first_argument_type` and `second_argument_type` (for a binary function). + * Those typedefs are used by function object adaptors such as `bind2nd`. + * The standard library provides two class templates, `unary_function` and + * `binary_function`, which define those typedefs and so can be used as + * base classes of adaptable function objects. + * + * Since C++11 the use of function object adaptors has been superseded by + * more powerful tools such as lambda expressions, `function<>`, and more + * powerful type deduction (using `auto` and `decltype`). The helpers for + * defining adaptable function objects are deprecated since C++11, and no + * longer part of the standard library since C++17. However, they are still + * defined and used by libstdc++ after C++17, as a conforming extension. + * + * @{ + */ + + /** + * Helper for defining adaptable unary function objects. + * @deprecated Deprecated in C++11, no longer in the standard since C++17. + */ + template + struct unary_function + { + /// @c argument_type is the type of the argument + typedef _Arg argument_type; + + /// @c result_type is the return type + typedef _Result result_type; + } _GLIBCXX11_DEPRECATED; + + /** + * Helper for defining adaptable binary function objects. + * @deprecated Deprecated in C++11, no longer in the standard since C++17. + */ + template + struct binary_function + { + /// @c first_argument_type is the type of the first argument + typedef _Arg1 first_argument_type; + + /// @c second_argument_type is the type of the second argument + typedef _Arg2 second_argument_type; + + /// @c result_type is the return type + typedef _Result result_type; + } _GLIBCXX11_DEPRECATED; + /** @} */ + + // 20.3.2 arithmetic + + /** @defgroup arithmetic_functors Arithmetic Function Object Classes + * @ingroup functors + * + * The library provides function objects for basic arithmetic operations. + * See the documentation for @link functors function objects @endlink + * for examples of their use. + * + * @{ + */ + +#if __cplusplus > 201103L + struct __is_transparent; // undefined + + template + struct plus; + + template + struct minus; + + template + struct multiplies; + + template + struct divides; + + template + struct modulus; + + template + struct negate; +#endif + +// Ignore warnings about unary_function and binary_function. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct plus : public binary_function<_Tp, _Tp, _Tp> + { + /// Returns the sum + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x + __y; } + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct minus : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x - __y; } + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct multiplies : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x * __y; } + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct divides : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x / __y; } + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct modulus : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x % __y; } + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template + struct negate : public unary_function<_Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x) const + { return -__x; } + }; +#pragma GCC diagnostic pop + +#if __cplusplus > 201103L + +#define __cpp_lib_transparent_operators 201510L + + template<> + struct plus + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) + std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) + std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) + std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template<> + struct minus + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) - std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) - std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) - std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template<> + struct multiplies + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) * std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) * std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) * std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template<> + struct divides + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) / std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) / std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) / std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template<> + struct modulus + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) % std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) % std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) % std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link arithmetic_functors math functors@endlink. + template<> + struct negate + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t) const + noexcept(noexcept(-std::forward<_Tp>(__t))) + -> decltype(-std::forward<_Tp>(__t)) + { return -std::forward<_Tp>(__t); } + + typedef __is_transparent is_transparent; + }; +#endif + /** @} */ + + // 20.3.3 comparisons + /** @defgroup comparison_functors Comparison Classes + * @ingroup functors + * + * The library provides six wrapper functors for all the basic comparisons + * in C++, like @c <. + * + * @{ + */ +#if __cplusplus > 201103L + template + struct equal_to; + + template + struct not_equal_to; + + template + struct greater; + + template + struct less; + + template + struct greater_equal; + + template + struct less_equal; +#endif + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct equal_to : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x == __y; } + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct not_equal_to : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x != __y; } + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct greater : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x > __y; } + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct less : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x < __y; } + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct greater_equal : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x >= __y; } + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template + struct less_equal : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x <= __y; } + }; + + // Partial specialization of std::greater for pointers. + template + struct greater<_Tp*> : public binary_function<_Tp*, _Tp*, bool> + { + _GLIBCXX14_CONSTEXPR bool + operator()(_Tp* __x, _Tp* __y) const _GLIBCXX_NOTHROW + { +#if __cplusplus >= 201402L + if (std::__is_constant_evaluated()) + return __x > __y; +#endif + return (__UINTPTR_TYPE__)__x > (__UINTPTR_TYPE__)__y; + } + }; + + // Partial specialization of std::less for pointers. + template + struct less<_Tp*> : public binary_function<_Tp*, _Tp*, bool> + { + _GLIBCXX14_CONSTEXPR bool + operator()(_Tp* __x, _Tp* __y) const _GLIBCXX_NOTHROW + { +#if __cplusplus >= 201402L + if (std::__is_constant_evaluated()) + return __x < __y; +#endif + return (__UINTPTR_TYPE__)__x < (__UINTPTR_TYPE__)__y; + } + }; + + // Partial specialization of std::greater_equal for pointers. + template + struct greater_equal<_Tp*> : public binary_function<_Tp*, _Tp*, bool> + { + _GLIBCXX14_CONSTEXPR bool + operator()(_Tp* __x, _Tp* __y) const _GLIBCXX_NOTHROW + { +#if __cplusplus >= 201402L + if (std::__is_constant_evaluated()) + return __x >= __y; +#endif + return (__UINTPTR_TYPE__)__x >= (__UINTPTR_TYPE__)__y; + } + }; + + // Partial specialization of std::less_equal for pointers. + template + struct less_equal<_Tp*> : public binary_function<_Tp*, _Tp*, bool> + { + _GLIBCXX14_CONSTEXPR bool + operator()(_Tp* __x, _Tp* __y) const _GLIBCXX_NOTHROW + { +#if __cplusplus >= 201402L + if (std::__is_constant_evaluated()) + return __x <= __y; +#endif + return (__UINTPTR_TYPE__)__x <= (__UINTPTR_TYPE__)__y; + } + }; +#pragma GCC diagnostic pop + +#if __cplusplus >= 201402L + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct equal_to + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) == std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) == std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) == std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct not_equal_to + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) != std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) != std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) != std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct greater + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) > std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) > std::forward<_Up>(__u)) + { + return _S_cmp(std::forward<_Tp>(__t), std::forward<_Up>(__u), + __ptr_cmp<_Tp, _Up>{}); + } + + template + constexpr bool + operator()(_Tp* __t, _Up* __u) const noexcept + { return greater>{}(__t, __u); } + + typedef __is_transparent is_transparent; + + private: + template + static constexpr decltype(auto) + _S_cmp(_Tp&& __t, _Up&& __u, false_type) + { return std::forward<_Tp>(__t) > std::forward<_Up>(__u); } + + template + static constexpr bool + _S_cmp(_Tp&& __t, _Up&& __u, true_type) noexcept + { + return greater{}( + static_cast(std::forward<_Tp>(__t)), + static_cast(std::forward<_Up>(__u))); + } + + // True if there is no viable operator> member function. + template + struct __not_overloaded2 : true_type { }; + + // False if we can call T.operator>(U) + template + struct __not_overloaded2<_Tp, _Up, __void_t< + decltype(std::declval<_Tp>().operator>(std::declval<_Up>()))>> + : false_type { }; + + // True if there is no overloaded operator> for these operands. + template + struct __not_overloaded : __not_overloaded2<_Tp, _Up> { }; + + // False if we can call operator>(T,U) + template + struct __not_overloaded<_Tp, _Up, __void_t< + decltype(operator>(std::declval<_Tp>(), std::declval<_Up>()))>> + : false_type { }; + + template + using __ptr_cmp = __and_<__not_overloaded<_Tp, _Up>, + is_convertible<_Tp, const volatile void*>, + is_convertible<_Up, const volatile void*>>; + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct less + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) < std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) < std::forward<_Up>(__u)) + { + return _S_cmp(std::forward<_Tp>(__t), std::forward<_Up>(__u), + __ptr_cmp<_Tp, _Up>{}); + } + + template + constexpr bool + operator()(_Tp* __t, _Up* __u) const noexcept + { return less>{}(__t, __u); } + + typedef __is_transparent is_transparent; + + private: + template + static constexpr decltype(auto) + _S_cmp(_Tp&& __t, _Up&& __u, false_type) + { return std::forward<_Tp>(__t) < std::forward<_Up>(__u); } + + template + static constexpr bool + _S_cmp(_Tp&& __t, _Up&& __u, true_type) noexcept + { + return less{}( + static_cast(std::forward<_Tp>(__t)), + static_cast(std::forward<_Up>(__u))); + } + + // True if there is no viable operator< member function. + template + struct __not_overloaded2 : true_type { }; + + // False if we can call T.operator<(U) + template + struct __not_overloaded2<_Tp, _Up, __void_t< + decltype(std::declval<_Tp>().operator<(std::declval<_Up>()))>> + : false_type { }; + + // True if there is no overloaded operator< for these operands. + template + struct __not_overloaded : __not_overloaded2<_Tp, _Up> { }; + + // False if we can call operator<(T,U) + template + struct __not_overloaded<_Tp, _Up, __void_t< + decltype(operator<(std::declval<_Tp>(), std::declval<_Up>()))>> + : false_type { }; + + template + using __ptr_cmp = __and_<__not_overloaded<_Tp, _Up>, + is_convertible<_Tp, const volatile void*>, + is_convertible<_Up, const volatile void*>>; + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct greater_equal + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) >= std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) >= std::forward<_Up>(__u)) + { + return _S_cmp(std::forward<_Tp>(__t), std::forward<_Up>(__u), + __ptr_cmp<_Tp, _Up>{}); + } + + template + constexpr bool + operator()(_Tp* __t, _Up* __u) const noexcept + { return greater_equal>{}(__t, __u); } + + typedef __is_transparent is_transparent; + + private: + template + static constexpr decltype(auto) + _S_cmp(_Tp&& __t, _Up&& __u, false_type) + { return std::forward<_Tp>(__t) >= std::forward<_Up>(__u); } + + template + static constexpr bool + _S_cmp(_Tp&& __t, _Up&& __u, true_type) noexcept + { + return greater_equal{}( + static_cast(std::forward<_Tp>(__t)), + static_cast(std::forward<_Up>(__u))); + } + + // True if there is no viable operator>= member function. + template + struct __not_overloaded2 : true_type { }; + + // False if we can call T.operator>=(U) + template + struct __not_overloaded2<_Tp, _Up, __void_t< + decltype(std::declval<_Tp>().operator>=(std::declval<_Up>()))>> + : false_type { }; + + // True if there is no overloaded operator>= for these operands. + template + struct __not_overloaded : __not_overloaded2<_Tp, _Up> { }; + + // False if we can call operator>=(T,U) + template + struct __not_overloaded<_Tp, _Up, __void_t< + decltype(operator>=(std::declval<_Tp>(), std::declval<_Up>()))>> + : false_type { }; + + template + using __ptr_cmp = __and_<__not_overloaded<_Tp, _Up>, + is_convertible<_Tp, const volatile void*>, + is_convertible<_Up, const volatile void*>>; + }; + + /// One of the @link comparison_functors comparison functors@endlink. + template<> + struct less_equal + { + template + constexpr auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) <= std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) <= std::forward<_Up>(__u)) + { + return _S_cmp(std::forward<_Tp>(__t), std::forward<_Up>(__u), + __ptr_cmp<_Tp, _Up>{}); + } + + template + constexpr bool + operator()(_Tp* __t, _Up* __u) const noexcept + { return less_equal>{}(__t, __u); } + + typedef __is_transparent is_transparent; + + private: + template + static constexpr decltype(auto) + _S_cmp(_Tp&& __t, _Up&& __u, false_type) + { return std::forward<_Tp>(__t) <= std::forward<_Up>(__u); } + + template + static constexpr bool + _S_cmp(_Tp&& __t, _Up&& __u, true_type) noexcept + { + return less_equal{}( + static_cast(std::forward<_Tp>(__t)), + static_cast(std::forward<_Up>(__u))); + } + + // True if there is no viable operator<= member function. + template + struct __not_overloaded2 : true_type { }; + + // False if we can call T.operator<=(U) + template + struct __not_overloaded2<_Tp, _Up, __void_t< + decltype(std::declval<_Tp>().operator<=(std::declval<_Up>()))>> + : false_type { }; + + // True if there is no overloaded operator<= for these operands. + template + struct __not_overloaded : __not_overloaded2<_Tp, _Up> { }; + + // False if we can call operator<=(T,U) + template + struct __not_overloaded<_Tp, _Up, __void_t< + decltype(operator<=(std::declval<_Tp>(), std::declval<_Up>()))>> + : false_type { }; + + template + using __ptr_cmp = __and_<__not_overloaded<_Tp, _Up>, + is_convertible<_Tp, const volatile void*>, + is_convertible<_Up, const volatile void*>>; + }; +#endif // C++14 + /** @} */ + + // 20.3.4 logical operations + /** @defgroup logical_functors Boolean Operations Classes + * @ingroup functors + * + * The library provides function objects for the logical operations: + * `&&`, `||`, and `!`. + * + * @{ + */ +#if __cplusplus > 201103L + template + struct logical_and; + + template + struct logical_or; + + template + struct logical_not; +#endif + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + /// One of the @link logical_functors Boolean operations functors@endlink. + template + struct logical_and : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x && __y; } + }; + + /// One of the @link logical_functors Boolean operations functors@endlink. + template + struct logical_or : public binary_function<_Tp, _Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x, const _Tp& __y) const + { return __x || __y; } + }; + + /// One of the @link logical_functors Boolean operations functors@endlink. + template + struct logical_not : public unary_function<_Tp, bool> + { + _GLIBCXX14_CONSTEXPR + bool + operator()(const _Tp& __x) const + { return !__x; } + }; +#pragma GCC diagnostic pop + +#if __cplusplus > 201103L + /// One of the @link logical_functors Boolean operations functors@endlink. + template<> + struct logical_and + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) && std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) && std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) && std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link logical_functors Boolean operations functors@endlink. + template<> + struct logical_or + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) || std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) || std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) || std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + /// One of the @link logical_functors Boolean operations functors@endlink. + template<> + struct logical_not + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t) const + noexcept(noexcept(!std::forward<_Tp>(__t))) + -> decltype(!std::forward<_Tp>(__t)) + { return !std::forward<_Tp>(__t); } + + typedef __is_transparent is_transparent; + }; +#endif + /** @} */ + +#if __cplusplus > 201103L + template + struct bit_and; + + template + struct bit_or; + + template + struct bit_xor; + + template + struct bit_not; +#endif + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 660. Missing Bitwise Operations. + template + struct bit_and : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x & __y; } + }; + + template + struct bit_or : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x | __y; } + }; + + template + struct bit_xor : public binary_function<_Tp, _Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x, const _Tp& __y) const + { return __x ^ __y; } + }; + + template + struct bit_not : public unary_function<_Tp, _Tp> + { + _GLIBCXX14_CONSTEXPR + _Tp + operator()(const _Tp& __x) const + { return ~__x; } + }; +#pragma GCC diagnostic pop + +#if __cplusplus > 201103L + template <> + struct bit_and + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) & std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) & std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) & std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + template <> + struct bit_or + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) | std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) | std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) | std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + template <> + struct bit_xor + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t, _Up&& __u) const + noexcept(noexcept(std::forward<_Tp>(__t) ^ std::forward<_Up>(__u))) + -> decltype(std::forward<_Tp>(__t) ^ std::forward<_Up>(__u)) + { return std::forward<_Tp>(__t) ^ std::forward<_Up>(__u); } + + typedef __is_transparent is_transparent; + }; + + template <> + struct bit_not + { + template + _GLIBCXX14_CONSTEXPR + auto + operator()(_Tp&& __t) const + noexcept(noexcept(~std::forward<_Tp>(__t))) + -> decltype(~std::forward<_Tp>(__t)) + { return ~std::forward<_Tp>(__t); } + + typedef __is_transparent is_transparent; + }; +#endif // C++14 + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + // 20.3.5 negators + /** @defgroup negators Negators + * @ingroup functors + * + * The function templates `not1` and `not2` are function object adaptors, + * which each take a predicate functor and wrap it in an instance of + * `unary_negate` or `binary_negate`, respectively. Those classes are + * functors whose `operator()` evaluates the wrapped predicate function + * and then returns the negation of the result. + * + * For example, given a vector of integers and a trivial predicate, + * \code + * struct IntGreaterThanThree + * : public std::unary_function + * { + * bool operator() (int x) const { return x > 3; } + * }; + * + * std::find_if (v.begin(), v.end(), not1(IntGreaterThanThree())); + * \endcode + * The call to `find_if` will locate the first index (i) of `v` for which + * `!(v[i] > 3)` is true. + * + * The not1/unary_negate combination works on predicates taking a single + * argument. The not2/binary_negate combination works on predicates taking + * two arguments. + * + * @deprecated Deprecated in C++17, no longer in the standard since C++20. + * Use `not_fn` instead. + * + * @{ + */ + /// One of the @link negators negation functors@endlink. + template + class _GLIBCXX17_DEPRECATED unary_negate + : public unary_function + { + protected: + _Predicate _M_pred; + + public: + _GLIBCXX14_CONSTEXPR + explicit + unary_negate(const _Predicate& __x) : _M_pred(__x) { } + + _GLIBCXX14_CONSTEXPR + bool + operator()(const typename _Predicate::argument_type& __x) const + { return !_M_pred(__x); } + }; + + /// One of the @link negators negation functors@endlink. + template + _GLIBCXX17_DEPRECATED_SUGGEST("std::not_fn") + _GLIBCXX14_CONSTEXPR + inline unary_negate<_Predicate> + not1(const _Predicate& __pred) + { return unary_negate<_Predicate>(__pred); } + + /// One of the @link negators negation functors@endlink. + template + class _GLIBCXX17_DEPRECATED binary_negate + : public binary_function + { + protected: + _Predicate _M_pred; + + public: + _GLIBCXX14_CONSTEXPR + explicit + binary_negate(const _Predicate& __x) : _M_pred(__x) { } + + _GLIBCXX14_CONSTEXPR + bool + operator()(const typename _Predicate::first_argument_type& __x, + const typename _Predicate::second_argument_type& __y) const + { return !_M_pred(__x, __y); } + }; + + /// One of the @link negators negation functors@endlink. + template + _GLIBCXX17_DEPRECATED_SUGGEST("std::not_fn") + _GLIBCXX14_CONSTEXPR + inline binary_negate<_Predicate> + not2(const _Predicate& __pred) + { return binary_negate<_Predicate>(__pred); } + /** @} */ + + // 20.3.7 adaptors pointers functions + /** @defgroup pointer_adaptors Adaptors for pointers to functions + * @ingroup functors + * + * The advantage of function objects over pointers to functions is that + * the objects in the standard library declare nested typedefs describing + * their argument and result types with uniform names (e.g., `result_type` + * from the base classes `unary_function` and `binary_function`). + * Sometimes those typedefs are required, not just optional. + * + * Adaptors are provided to turn pointers to unary (single-argument) and + * binary (double-argument) functions into function objects. The + * long-winded functor `pointer_to_unary_function` is constructed with a + * function pointer `f`, and its `operator()` called with argument `x` + * returns `f(x)`. The functor `pointer_to_binary_function` does the same + * thing, but with a double-argument `f` and `operator()`. + * + * The function `ptr_fun` takes a pointer-to-function `f` and constructs + * an instance of the appropriate functor. + * + * @deprecated Deprecated in C++11, no longer in the standard since C++17. + * + * @{ + */ + /// One of the @link pointer_adaptors adaptors for function pointers@endlink. + template + class pointer_to_unary_function : public unary_function<_Arg, _Result> + { + protected: + _Result (*_M_ptr)(_Arg); + + public: + pointer_to_unary_function() { } + + explicit + pointer_to_unary_function(_Result (*__x)(_Arg)) + : _M_ptr(__x) { } + + _Result + operator()(_Arg __x) const + { return _M_ptr(__x); } + } _GLIBCXX11_DEPRECATED; + + /// One of the @link pointer_adaptors adaptors for function pointers@endlink. + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::function") + inline pointer_to_unary_function<_Arg, _Result> + ptr_fun(_Result (*__x)(_Arg)) + { return pointer_to_unary_function<_Arg, _Result>(__x); } + + /// One of the @link pointer_adaptors adaptors for function pointers@endlink. + template + class pointer_to_binary_function + : public binary_function<_Arg1, _Arg2, _Result> + { + protected: + _Result (*_M_ptr)(_Arg1, _Arg2); + + public: + pointer_to_binary_function() { } + + explicit + pointer_to_binary_function(_Result (*__x)(_Arg1, _Arg2)) + : _M_ptr(__x) { } + + _Result + operator()(_Arg1 __x, _Arg2 __y) const + { return _M_ptr(__x, __y); } + } _GLIBCXX11_DEPRECATED; + + /// One of the @link pointer_adaptors adaptors for function pointers@endlink. + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::function") + inline pointer_to_binary_function<_Arg1, _Arg2, _Result> + ptr_fun(_Result (*__x)(_Arg1, _Arg2)) + { return pointer_to_binary_function<_Arg1, _Arg2, _Result>(__x); } + /** @} */ + + template + struct _Identity + : public unary_function<_Tp, _Tp> + { + _Tp& + operator()(_Tp& __x) const + { return __x; } + + const _Tp& + operator()(const _Tp& __x) const + { return __x; } + }; + + // Partial specialization, avoids confusing errors in e.g. std::set. + template struct _Identity : _Identity<_Tp> { }; + + template + struct _Select1st + : public unary_function<_Pair, typename _Pair::first_type> + { + typename _Pair::first_type& + operator()(_Pair& __x) const + { return __x.first; } + + const typename _Pair::first_type& + operator()(const _Pair& __x) const + { return __x.first; } + +#if __cplusplus >= 201103L + template + typename _Pair2::first_type& + operator()(_Pair2& __x) const + { return __x.first; } + + template + const typename _Pair2::first_type& + operator()(const _Pair2& __x) const + { return __x.first; } +#endif + }; + + template + struct _Select2nd + : public unary_function<_Pair, typename _Pair::second_type> + { + typename _Pair::second_type& + operator()(_Pair& __x) const + { return __x.second; } + + const typename _Pair::second_type& + operator()(const _Pair& __x) const + { return __x.second; } + }; + + // 20.3.8 adaptors pointers members + /** @defgroup ptrmem_adaptors Adaptors for pointers to members + * @ingroup functors + * + * There are a total of 8 = 2^3 function objects in this family. + * (1) Member functions taking no arguments vs member functions taking + * one argument. + * (2) Call through pointer vs call through reference. + * (3) Const vs non-const member function. + * + * All of this complexity is in the function objects themselves. You can + * ignore it by using the helper function `mem_fun` and `mem_fun_ref`, + * which create whichever type of adaptor is appropriate. + * + * @deprecated Deprecated in C++11, no longer in the standard since C++17. + * Use `mem_fn` instead. + * + * @{ + */ + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class mem_fun_t : public unary_function<_Tp*, _Ret> + { + public: + explicit + mem_fun_t(_Ret (_Tp::*__pf)()) + : _M_f(__pf) { } + + _Ret + operator()(_Tp* __p) const + { return (__p->*_M_f)(); } + + private: + _Ret (_Tp::*_M_f)(); + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class const_mem_fun_t : public unary_function + { + public: + explicit + const_mem_fun_t(_Ret (_Tp::*__pf)() const) + : _M_f(__pf) { } + + _Ret + operator()(const _Tp* __p) const + { return (__p->*_M_f)(); } + + private: + _Ret (_Tp::*_M_f)() const; + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class mem_fun_ref_t : public unary_function<_Tp, _Ret> + { + public: + explicit + mem_fun_ref_t(_Ret (_Tp::*__pf)()) + : _M_f(__pf) { } + + _Ret + operator()(_Tp& __r) const + { return (__r.*_M_f)(); } + + private: + _Ret (_Tp::*_M_f)(); + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class const_mem_fun_ref_t : public unary_function<_Tp, _Ret> + { + public: + explicit + const_mem_fun_ref_t(_Ret (_Tp::*__pf)() const) + : _M_f(__pf) { } + + _Ret + operator()(const _Tp& __r) const + { return (__r.*_M_f)(); } + + private: + _Ret (_Tp::*_M_f)() const; + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class mem_fun1_t : public binary_function<_Tp*, _Arg, _Ret> + { + public: + explicit + mem_fun1_t(_Ret (_Tp::*__pf)(_Arg)) + : _M_f(__pf) { } + + _Ret + operator()(_Tp* __p, _Arg __x) const + { return (__p->*_M_f)(__x); } + + private: + _Ret (_Tp::*_M_f)(_Arg); + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class const_mem_fun1_t : public binary_function + { + public: + explicit + const_mem_fun1_t(_Ret (_Tp::*__pf)(_Arg) const) + : _M_f(__pf) { } + + _Ret + operator()(const _Tp* __p, _Arg __x) const + { return (__p->*_M_f)(__x); } + + private: + _Ret (_Tp::*_M_f)(_Arg) const; + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class mem_fun1_ref_t : public binary_function<_Tp, _Arg, _Ret> + { + public: + explicit + mem_fun1_ref_t(_Ret (_Tp::*__pf)(_Arg)) + : _M_f(__pf) { } + + _Ret + operator()(_Tp& __r, _Arg __x) const + { return (__r.*_M_f)(__x); } + + private: + _Ret (_Tp::*_M_f)(_Arg); + } _GLIBCXX11_DEPRECATED; + + /// One of the @link ptrmem_adaptors adaptors for member pointers@endlink. + template + class const_mem_fun1_ref_t : public binary_function<_Tp, _Arg, _Ret> + { + public: + explicit + const_mem_fun1_ref_t(_Ret (_Tp::*__pf)(_Arg) const) + : _M_f(__pf) { } + + _Ret + operator()(const _Tp& __r, _Arg __x) const + { return (__r.*_M_f)(__x); } + + private: + _Ret (_Tp::*_M_f)(_Arg) const; + } _GLIBCXX11_DEPRECATED; + + // Mem_fun adaptor helper functions. There are only two: + // mem_fun and mem_fun_ref. + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline mem_fun_t<_Ret, _Tp> + mem_fun(_Ret (_Tp::*__f)()) + { return mem_fun_t<_Ret, _Tp>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline const_mem_fun_t<_Ret, _Tp> + mem_fun(_Ret (_Tp::*__f)() const) + { return const_mem_fun_t<_Ret, _Tp>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline mem_fun_ref_t<_Ret, _Tp> + mem_fun_ref(_Ret (_Tp::*__f)()) + { return mem_fun_ref_t<_Ret, _Tp>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline const_mem_fun_ref_t<_Ret, _Tp> + mem_fun_ref(_Ret (_Tp::*__f)() const) + { return const_mem_fun_ref_t<_Ret, _Tp>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline mem_fun1_t<_Ret, _Tp, _Arg> + mem_fun(_Ret (_Tp::*__f)(_Arg)) + { return mem_fun1_t<_Ret, _Tp, _Arg>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline const_mem_fun1_t<_Ret, _Tp, _Arg> + mem_fun(_Ret (_Tp::*__f)(_Arg) const) + { return const_mem_fun1_t<_Ret, _Tp, _Arg>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline mem_fun1_ref_t<_Ret, _Tp, _Arg> + mem_fun_ref(_Ret (_Tp::*__f)(_Arg)) + { return mem_fun1_ref_t<_Ret, _Tp, _Arg>(__f); } + + template + _GLIBCXX11_DEPRECATED_SUGGEST("std::mem_fn") + inline const_mem_fun1_ref_t<_Ret, _Tp, _Arg> + mem_fun_ref(_Ret (_Tp::*__f)(_Arg) const) + { return const_mem_fun1_ref_t<_Ret, _Tp, _Arg>(__f); } +#pragma GCC diagnostic pop + + /** @} */ + +#if __cplusplus >= 201402L + template> + struct __has_is_transparent + { }; + + template + struct __has_is_transparent<_Func, _SfinaeType, + __void_t> + { typedef void type; }; + + template + using __has_is_transparent_t + = typename __has_is_transparent<_Func, _SfinaeType>::type; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#if (__cplusplus < 201103L) || _GLIBCXX_USE_DEPRECATED +# include +#endif + +#endif /* _STL_FUNCTION_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h.blob new file mode 100644 index 0000000..edfee45 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_function.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h new file mode 100644 index 0000000..b22d9a4 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h @@ -0,0 +1,3007 @@ +// Iterators -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_iterator.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + * + * This file implements reverse_iterator, back_insert_iterator, + * front_insert_iterator, insert_iterator, __normal_iterator, and their + * supporting functions and overloaded operators. + */ + +#ifndef _STL_ITERATOR_H +#define _STL_ITERATOR_H 1 + +#include +#include +#include +#include +#include + +#if __cplusplus >= 201103L +# include +#endif + +#if __cplusplus > 201703L +# define __cpp_lib_array_constexpr 201811L +# define __cpp_lib_constexpr_iterator 201811L +#elif __cplusplus == 201703L +# define __cpp_lib_array_constexpr 201803L +#endif + +#if __cplusplus >= 202002L +# include +# include +# include +# include +# include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @addtogroup iterators + * @{ + */ + +#if __cpp_lib_concepts + namespace __detail + { + // Weaken iterator_category _Cat to _Limit if it is derived from that, + // otherwise use _Otherwise. + template + using __clamp_iter_cat + = __conditional_t, _Limit, _Otherwise>; + + template + concept __different_from + = !same_as, remove_cvref_t<_Up>>; + } +#endif + +// Ignore warnings about std::iterator. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + // 24.4.1 Reverse iterators + /** + * Bidirectional and random access iterators have corresponding reverse + * %iterator adaptors that iterate through the data structure in the + * opposite direction. They have the same signatures as the corresponding + * iterators. The fundamental relation between a reverse %iterator and its + * corresponding %iterator @c i is established by the identity: + * @code + * &*(reverse_iterator(i)) == &*(i - 1) + * @endcode + * + * This mapping is dictated by the fact that while there is always a + * pointer past the end of an array, there might not be a valid pointer + * before the beginning of an array. [24.4.1]/1,2 + * + * Reverse iterators can be tricky and surprising at first. Their + * semantics make sense, however, and the trickiness is a side effect of + * the requirement that the iterators must be safe. + */ + template + class reverse_iterator + : public iterator::iterator_category, + typename iterator_traits<_Iterator>::value_type, + typename iterator_traits<_Iterator>::difference_type, + typename iterator_traits<_Iterator>::pointer, + typename iterator_traits<_Iterator>::reference> + { + template + friend class reverse_iterator; + +#if __cpp_lib_concepts + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3435. three_way_comparable_with, [...]> + template + static constexpr bool __convertible = !is_same_v<_Iter, _Iterator> + && convertible_to; +#endif + + protected: + _Iterator current; + + typedef iterator_traits<_Iterator> __traits_type; + + public: + typedef _Iterator iterator_type; + typedef typename __traits_type::pointer pointer; +#if ! __cpp_lib_concepts + typedef typename __traits_type::difference_type difference_type; + typedef typename __traits_type::reference reference; +#else + using iterator_concept + = __conditional_t, + random_access_iterator_tag, + bidirectional_iterator_tag>; + using iterator_category + = __detail::__clamp_iter_cat; + using value_type = iter_value_t<_Iterator>; + using difference_type = iter_difference_t<_Iterator>; + using reference = iter_reference_t<_Iterator>; +#endif + + /** + * The default constructor value-initializes member @p current. + * If it is a pointer, that means it is zero-initialized. + */ + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 235 No specification of default ctor for reverse_iterator + // 1012. reverse_iterator default ctor should value initialize + _GLIBCXX17_CONSTEXPR + reverse_iterator() + _GLIBCXX_NOEXCEPT_IF(noexcept(_Iterator())) + : current() + { } + + /** + * This %iterator will move in the opposite direction that @p x does. + */ + explicit _GLIBCXX17_CONSTEXPR + reverse_iterator(iterator_type __x) + _GLIBCXX_NOEXCEPT_IF(noexcept(_Iterator(__x))) + : current(__x) + { } + + /** + * The copy constructor is normal. + */ + _GLIBCXX17_CONSTEXPR + reverse_iterator(const reverse_iterator& __x) + _GLIBCXX_NOEXCEPT_IF(noexcept(_Iterator(__x.current))) + : current(__x.current) + { } + +#if __cplusplus >= 201103L + reverse_iterator& operator=(const reverse_iterator&) = default; +#endif + + /** + * A %reverse_iterator across other types can be copied if the + * underlying %iterator can be converted to the type of @c current. + */ + template +#if __cpp_lib_concepts + requires __convertible<_Iter> +#endif + _GLIBCXX17_CONSTEXPR + reverse_iterator(const reverse_iterator<_Iter>& __x) + _GLIBCXX_NOEXCEPT_IF(noexcept(_Iterator(__x.current))) + : current(__x.current) + { } + +#if __cplusplus >= 201103L + template +#if __cpp_lib_concepts + requires __convertible<_Iter> + && assignable_from<_Iterator&, const _Iter&> +#endif + _GLIBCXX17_CONSTEXPR + reverse_iterator& + operator=(const reverse_iterator<_Iter>& __x) + _GLIBCXX_NOEXCEPT_IF(noexcept(current = __x.current)) + { + current = __x.current; + return *this; + } +#endif + + /** + * @return @c current, the %iterator used for underlying work. + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR iterator_type + base() const + _GLIBCXX_NOEXCEPT_IF(noexcept(_Iterator(current))) + { return current; } + + /** + * @return A reference to the value at @c --current + * + * This requires that @c --current is dereferenceable. + * + * @warning This implementation requires that for an iterator of the + * underlying iterator type, @c x, a reference obtained by + * @c *x remains valid after @c x has been modified or + * destroyed. This is a bug: http://gcc.gnu.org/PR51823 + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR reference + operator*() const + { + _Iterator __tmp = current; + return *--__tmp; + } + + /** + * @return A pointer to the value at @c --current + * + * This requires that @c --current is dereferenceable. + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR pointer + operator->() const +#if __cplusplus > 201703L && __cpp_concepts >= 201907L + requires is_pointer_v<_Iterator> + || requires(const _Iterator __i) { __i.operator->(); } +#endif + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 1052. operator-> should also support smart pointers + _Iterator __tmp = current; + --__tmp; + return _S_to_pointer(__tmp); + } + + /** + * @return @c *this + * + * Decrements the underlying iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator& + operator++() + { + --current; + return *this; + } + + /** + * @return The original value of @c *this + * + * Decrements the underlying iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator + operator++(int) + { + reverse_iterator __tmp = *this; + --current; + return __tmp; + } + + /** + * @return @c *this + * + * Increments the underlying iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator& + operator--() + { + ++current; + return *this; + } + + /** + * @return A reverse_iterator with the previous value of @c *this + * + * Increments the underlying iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator + operator--(int) + { + reverse_iterator __tmp = *this; + ++current; + return __tmp; + } + + /** + * @return A reverse_iterator that refers to @c current - @a __n + * + * The underlying iterator must be a Random Access Iterator. + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR reverse_iterator + operator+(difference_type __n) const + { return reverse_iterator(current - __n); } + + /** + * @return *this + * + * Moves the underlying iterator backwards @a __n steps. + * The underlying iterator must be a Random Access Iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator& + operator+=(difference_type __n) + { + current -= __n; + return *this; + } + + /** + * @return A reverse_iterator that refers to @c current - @a __n + * + * The underlying iterator must be a Random Access Iterator. + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR reverse_iterator + operator-(difference_type __n) const + { return reverse_iterator(current + __n); } + + /** + * @return *this + * + * Moves the underlying iterator forwards @a __n steps. + * The underlying iterator must be a Random Access Iterator. + */ + _GLIBCXX17_CONSTEXPR reverse_iterator& + operator-=(difference_type __n) + { + current += __n; + return *this; + } + + /** + * @return The value at @c current - @a __n - 1 + * + * The underlying iterator must be a Random Access Iterator. + */ + _GLIBCXX_NODISCARD + _GLIBCXX17_CONSTEXPR reference + operator[](difference_type __n) const + { return *(*this + __n); } + +#if __cplusplus > 201703L && __cpp_lib_concepts + [[nodiscard]] + friend constexpr iter_rvalue_reference_t<_Iterator> + iter_move(const reverse_iterator& __i) + noexcept(is_nothrow_copy_constructible_v<_Iterator> + && noexcept(ranges::iter_move(--std::declval<_Iterator&>()))) + { + auto __tmp = __i.base(); + return ranges::iter_move(--__tmp); + } + + template _Iter2> + friend constexpr void + iter_swap(const reverse_iterator& __x, + const reverse_iterator<_Iter2>& __y) + noexcept(is_nothrow_copy_constructible_v<_Iterator> + && is_nothrow_copy_constructible_v<_Iter2> + && noexcept(ranges::iter_swap(--std::declval<_Iterator&>(), + --std::declval<_Iter2&>()))) + { + auto __xtmp = __x.base(); + auto __ytmp = __y.base(); + ranges::iter_swap(--__xtmp, --__ytmp); + } +#endif + + private: + template + static _GLIBCXX17_CONSTEXPR _Tp* + _S_to_pointer(_Tp* __p) + { return __p; } + + template + static _GLIBCXX17_CONSTEXPR pointer + _S_to_pointer(_Tp __t) + { return __t.operator->(); } + }; + + ///@{ + /** + * @param __x A %reverse_iterator. + * @param __y A %reverse_iterator. + * @return A simple bool. + * + * Reverse iterators forward comparisons to their underlying base() + * iterators. + * + */ +#if __cplusplus <= 201703L || ! defined __cpp_lib_concepts + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator==(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return __x.base() == __y.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator<(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return __y.base() < __x.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator!=(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return !(__x == __y); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator>(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return __y < __x; } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator<=(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return !(__y < __x); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator>=(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return !(__x < __y); } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 280. Comparison of reverse_iterator to const reverse_iterator. + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator==(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() == __y.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator<(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() > __y.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator!=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() != __y.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator>(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() < __y.base(); } + + template + inline _GLIBCXX17_CONSTEXPR bool + operator<=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() >= __y.base(); } + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR bool + operator>=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __x.base() <= __y.base(); } +#else // C++20 + template + [[nodiscard]] + constexpr bool + operator==(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() == __y.base() } -> convertible_to; } + { return __x.base() == __y.base(); } + + template + [[nodiscard]] + constexpr bool + operator!=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() != __y.base() } -> convertible_to; } + { return __x.base() != __y.base(); } + + template + [[nodiscard]] + constexpr bool + operator<(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() > __y.base() } -> convertible_to; } + { return __x.base() > __y.base(); } + + template + [[nodiscard]] + constexpr bool + operator>(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() < __y.base() } -> convertible_to; } + { return __x.base() < __y.base(); } + + template + [[nodiscard]] + constexpr bool + operator<=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() >= __y.base() } -> convertible_to; } + { return __x.base() >= __y.base(); } + + template + [[nodiscard]] + constexpr bool + operator>=(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + requires requires { { __x.base() <= __y.base() } -> convertible_to; } + { return __x.base() <= __y.base(); } + + template _IteratorR> + [[nodiscard]] + constexpr compare_three_way_result_t<_IteratorL, _IteratorR> + operator<=>(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __y.base() <=> __x.base(); } + + // Additional, non-standard overloads to avoid ambiguities with greedy, + // unconstrained overloads in associated namespaces. + + template + [[nodiscard]] + constexpr bool + operator==(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + requires requires { { __x.base() == __y.base() } -> convertible_to; } + { return __x.base() == __y.base(); } + + template + [[nodiscard]] + constexpr compare_three_way_result_t<_Iterator, _Iterator> + operator<=>(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return __y.base() <=> __x.base(); } +#endif // C++20 + ///@} + +#if __cplusplus < 201103L + template + inline typename reverse_iterator<_Iterator>::difference_type + operator-(const reverse_iterator<_Iterator>& __x, + const reverse_iterator<_Iterator>& __y) + { return __y.base() - __x.base(); } + + template + inline typename reverse_iterator<_IteratorL>::difference_type + operator-(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + { return __y.base() - __x.base(); } +#else + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 685. reverse_iterator/move_iterator difference has invalid signatures + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR auto + operator-(const reverse_iterator<_IteratorL>& __x, + const reverse_iterator<_IteratorR>& __y) + -> decltype(__y.base() - __x.base()) + { return __y.base() - __x.base(); } +#endif + + template + _GLIBCXX_NODISCARD + inline _GLIBCXX17_CONSTEXPR reverse_iterator<_Iterator> + operator+(typename reverse_iterator<_Iterator>::difference_type __n, + const reverse_iterator<_Iterator>& __x) + { return reverse_iterator<_Iterator>(__x.base() - __n); } + +#if __cplusplus >= 201103L + // Same as C++14 make_reverse_iterator but used in C++11 mode too. + template + inline _GLIBCXX17_CONSTEXPR reverse_iterator<_Iterator> + __make_reverse_iterator(_Iterator __i) + { return reverse_iterator<_Iterator>(__i); } + +# if __cplusplus >= 201402L +# define __cpp_lib_make_reverse_iterator 201402L + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 2285. make_reverse_iterator + /// Generator function for reverse_iterator. + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR reverse_iterator<_Iterator> + make_reverse_iterator(_Iterator __i) + { return reverse_iterator<_Iterator>(__i); } + +# if __cplusplus > 201703L && defined __cpp_lib_concepts + template + requires (!sized_sentinel_for<_Iterator1, _Iterator2>) + inline constexpr bool + disable_sized_sentinel_for, + reverse_iterator<_Iterator2>> = true; +# endif // C++20 +# endif // C++14 + + template + _GLIBCXX20_CONSTEXPR + auto + __niter_base(reverse_iterator<_Iterator> __it) + -> decltype(__make_reverse_iterator(__niter_base(__it.base()))) + { return __make_reverse_iterator(__niter_base(__it.base())); } + + template + struct __is_move_iterator > + : __is_move_iterator<_Iterator> + { }; + + template + _GLIBCXX20_CONSTEXPR + auto + __miter_base(reverse_iterator<_Iterator> __it) + -> decltype(__make_reverse_iterator(__miter_base(__it.base()))) + { return __make_reverse_iterator(__miter_base(__it.base())); } +#endif // C++11 + + // 24.4.2.2.1 back_insert_iterator + /** + * @brief Turns assignment into insertion. + * + * These are output iterators, constructed from a container-of-T. + * Assigning a T to the iterator appends it to the container using + * push_back. + * + * Tip: Using the back_inserter function to create these iterators can + * save typing. + */ + template + class back_insert_iterator + : public iterator + { + protected: + _Container* container; + + public: + /// A nested typedef for the type of whatever container you used. + typedef _Container container_type; +#if __cplusplus > 201703L + using difference_type = ptrdiff_t; +#endif + + /// The only way to create this %iterator is with a container. + explicit _GLIBCXX20_CONSTEXPR + back_insert_iterator(_Container& __x) + : container(std::__addressof(__x)) { } + + /** + * @param __value An instance of whatever type + * container_type::const_reference is; presumably a + * reference-to-const T for container. + * @return This %iterator, for chained operations. + * + * This kind of %iterator doesn't really have a @a position in the + * container (you can think of the position as being permanently at + * the end, if you like). Assigning a value to the %iterator will + * always append the value to the end of the container. + */ +#if __cplusplus < 201103L + back_insert_iterator& + operator=(typename _Container::const_reference __value) + { + container->push_back(__value); + return *this; + } +#else + _GLIBCXX20_CONSTEXPR + back_insert_iterator& + operator=(const typename _Container::value_type& __value) + { + container->push_back(__value); + return *this; + } + + _GLIBCXX20_CONSTEXPR + back_insert_iterator& + operator=(typename _Container::value_type&& __value) + { + container->push_back(std::move(__value)); + return *this; + } +#endif + + /// Simply returns *this. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + back_insert_iterator& + operator*() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + back_insert_iterator& + operator++() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + back_insert_iterator + operator++(int) + { return *this; } + }; + + /** + * @param __x A container of arbitrary type. + * @return An instance of back_insert_iterator working on @p __x. + * + * This wrapper function helps in creating back_insert_iterator instances. + * Typing the name of the %iterator requires knowing the precise full + * type of the container, which can be tedious and impedes generic + * programming. Using this function lets you take advantage of automatic + * template parameter deduction, making the compiler match the correct + * types for you. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline back_insert_iterator<_Container> + back_inserter(_Container& __x) + { return back_insert_iterator<_Container>(__x); } + + /** + * @brief Turns assignment into insertion. + * + * These are output iterators, constructed from a container-of-T. + * Assigning a T to the iterator prepends it to the container using + * push_front. + * + * Tip: Using the front_inserter function to create these iterators can + * save typing. + */ + template + class front_insert_iterator + : public iterator + { + protected: + _Container* container; + + public: + /// A nested typedef for the type of whatever container you used. + typedef _Container container_type; +#if __cplusplus > 201703L + using difference_type = ptrdiff_t; +#endif + + /// The only way to create this %iterator is with a container. + explicit _GLIBCXX20_CONSTEXPR + front_insert_iterator(_Container& __x) + : container(std::__addressof(__x)) { } + + /** + * @param __value An instance of whatever type + * container_type::const_reference is; presumably a + * reference-to-const T for container. + * @return This %iterator, for chained operations. + * + * This kind of %iterator doesn't really have a @a position in the + * container (you can think of the position as being permanently at + * the front, if you like). Assigning a value to the %iterator will + * always prepend the value to the front of the container. + */ +#if __cplusplus < 201103L + front_insert_iterator& + operator=(typename _Container::const_reference __value) + { + container->push_front(__value); + return *this; + } +#else + _GLIBCXX20_CONSTEXPR + front_insert_iterator& + operator=(const typename _Container::value_type& __value) + { + container->push_front(__value); + return *this; + } + + _GLIBCXX20_CONSTEXPR + front_insert_iterator& + operator=(typename _Container::value_type&& __value) + { + container->push_front(std::move(__value)); + return *this; + } +#endif + + /// Simply returns *this. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + front_insert_iterator& + operator*() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + front_insert_iterator& + operator++() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + front_insert_iterator + operator++(int) + { return *this; } + }; + + /** + * @param __x A container of arbitrary type. + * @return An instance of front_insert_iterator working on @p x. + * + * This wrapper function helps in creating front_insert_iterator instances. + * Typing the name of the %iterator requires knowing the precise full + * type of the container, which can be tedious and impedes generic + * programming. Using this function lets you take advantage of automatic + * template parameter deduction, making the compiler match the correct + * types for you. + */ + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline front_insert_iterator<_Container> + front_inserter(_Container& __x) + { return front_insert_iterator<_Container>(__x); } + + /** + * @brief Turns assignment into insertion. + * + * These are output iterators, constructed from a container-of-T. + * Assigning a T to the iterator inserts it in the container at the + * %iterator's position, rather than overwriting the value at that + * position. + * + * (Sequences will actually insert a @e copy of the value before the + * %iterator's position.) + * + * Tip: Using the inserter function to create these iterators can + * save typing. + */ + template + class insert_iterator + : public iterator + { +#if __cplusplus > 201703L && defined __cpp_lib_concepts + using _Iter = std::__detail::__range_iter_t<_Container>; +#else + typedef typename _Container::iterator _Iter; +#endif + protected: + _Container* container; + _Iter iter; + + public: + /// A nested typedef for the type of whatever container you used. + typedef _Container container_type; + +#if __cplusplus > 201703L && defined __cpp_lib_concepts + using difference_type = ptrdiff_t; +#endif + + /** + * The only way to create this %iterator is with a container and an + * initial position (a normal %iterator into the container). + */ + _GLIBCXX20_CONSTEXPR + insert_iterator(_Container& __x, _Iter __i) + : container(std::__addressof(__x)), iter(__i) {} + + /** + * @param __value An instance of whatever type + * container_type::const_reference is; presumably a + * reference-to-const T for container. + * @return This %iterator, for chained operations. + * + * This kind of %iterator maintains its own position in the + * container. Assigning a value to the %iterator will insert the + * value into the container at the place before the %iterator. + * + * The position is maintained such that subsequent assignments will + * insert values immediately after one another. For example, + * @code + * // vector v contains A and Z + * + * insert_iterator i (v, ++v.begin()); + * i = 1; + * i = 2; + * i = 3; + * + * // vector v contains A, 1, 2, 3, and Z + * @endcode + */ +#if __cplusplus < 201103L + insert_iterator& + operator=(typename _Container::const_reference __value) + { + iter = container->insert(iter, __value); + ++iter; + return *this; + } +#else + _GLIBCXX20_CONSTEXPR + insert_iterator& + operator=(const typename _Container::value_type& __value) + { + iter = container->insert(iter, __value); + ++iter; + return *this; + } + + _GLIBCXX20_CONSTEXPR + insert_iterator& + operator=(typename _Container::value_type&& __value) + { + iter = container->insert(iter, std::move(__value)); + ++iter; + return *this; + } +#endif + + /// Simply returns *this. + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + insert_iterator& + operator*() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + insert_iterator& + operator++() + { return *this; } + + /// Simply returns *this. (This %iterator does not @a move.) + _GLIBCXX20_CONSTEXPR + insert_iterator& + operator++(int) + { return *this; } + }; + +#pragma GCC diagnostic pop + + /** + * @param __x A container of arbitrary type. + * @param __i An iterator into the container. + * @return An instance of insert_iterator working on @p __x. + * + * This wrapper function helps in creating insert_iterator instances. + * Typing the name of the %iterator requires knowing the precise full + * type of the container, which can be tedious and impedes generic + * programming. Using this function lets you take advantage of automatic + * template parameter deduction, making the compiler match the correct + * types for you. + */ +#if __cplusplus > 201703L && defined __cpp_lib_concepts + template + [[nodiscard]] + constexpr insert_iterator<_Container> + inserter(_Container& __x, std::__detail::__range_iter_t<_Container> __i) + { return insert_iterator<_Container>(__x, __i); } +#else + template + _GLIBCXX_NODISCARD + inline insert_iterator<_Container> + inserter(_Container& __x, typename _Container::iterator __i) + { return insert_iterator<_Container>(__x, __i); } +#endif + + /// @} group iterators + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // This iterator adapter is @a normal in the sense that it does not + // change the semantics of any of the operators of its iterator + // parameter. Its primary purpose is to convert an iterator that is + // not a class, e.g. a pointer, into an iterator that is a class. + // The _Container parameter exists solely so that different containers + // using this template can instantiate different types, even if the + // _Iterator parameter is the same. + template + class __normal_iterator + { + protected: + _Iterator _M_current; + + typedef std::iterator_traits<_Iterator> __traits_type; + +#if __cplusplus >= 201103L + template + using __convertible_from + = std::__enable_if_t::value>; +#endif + + public: + typedef _Iterator iterator_type; + typedef typename __traits_type::iterator_category iterator_category; + typedef typename __traits_type::value_type value_type; + typedef typename __traits_type::difference_type difference_type; + typedef typename __traits_type::reference reference; + typedef typename __traits_type::pointer pointer; + +#if __cplusplus > 201703L && __cpp_lib_concepts + using iterator_concept = std::__detail::__iter_concept<_Iterator>; +#endif + + _GLIBCXX_CONSTEXPR __normal_iterator() _GLIBCXX_NOEXCEPT + : _M_current(_Iterator()) { } + + explicit _GLIBCXX20_CONSTEXPR + __normal_iterator(const _Iterator& __i) _GLIBCXX_NOEXCEPT + : _M_current(__i) { } + + // Allow iterator to const_iterator conversion +#if __cplusplus >= 201103L + template> + _GLIBCXX20_CONSTEXPR + __normal_iterator(const __normal_iterator<_Iter, _Container>& __i) + noexcept +#else + // N.B. _Container::pointer is not actually in container requirements, + // but is present in std::vector and std::basic_string. + template + __normal_iterator(const __normal_iterator<_Iter, + typename __enable_if< + (std::__are_same<_Iter, typename _Container::pointer>::__value), + _Container>::__type>& __i) +#endif + : _M_current(__i.base()) { } + + // Forward iterator requirements + _GLIBCXX20_CONSTEXPR + reference + operator*() const _GLIBCXX_NOEXCEPT + { return *_M_current; } + + _GLIBCXX20_CONSTEXPR + pointer + operator->() const _GLIBCXX_NOEXCEPT + { return _M_current; } + + _GLIBCXX20_CONSTEXPR + __normal_iterator& + operator++() _GLIBCXX_NOEXCEPT + { + ++_M_current; + return *this; + } + + _GLIBCXX20_CONSTEXPR + __normal_iterator + operator++(int) _GLIBCXX_NOEXCEPT + { return __normal_iterator(_M_current++); } + + // Bidirectional iterator requirements + _GLIBCXX20_CONSTEXPR + __normal_iterator& + operator--() _GLIBCXX_NOEXCEPT + { + --_M_current; + return *this; + } + + _GLIBCXX20_CONSTEXPR + __normal_iterator + operator--(int) _GLIBCXX_NOEXCEPT + { return __normal_iterator(_M_current--); } + + // Random access iterator requirements + _GLIBCXX20_CONSTEXPR + reference + operator[](difference_type __n) const _GLIBCXX_NOEXCEPT + { return _M_current[__n]; } + + _GLIBCXX20_CONSTEXPR + __normal_iterator& + operator+=(difference_type __n) _GLIBCXX_NOEXCEPT + { _M_current += __n; return *this; } + + _GLIBCXX20_CONSTEXPR + __normal_iterator + operator+(difference_type __n) const _GLIBCXX_NOEXCEPT + { return __normal_iterator(_M_current + __n); } + + _GLIBCXX20_CONSTEXPR + __normal_iterator& + operator-=(difference_type __n) _GLIBCXX_NOEXCEPT + { _M_current -= __n; return *this; } + + _GLIBCXX20_CONSTEXPR + __normal_iterator + operator-(difference_type __n) const _GLIBCXX_NOEXCEPT + { return __normal_iterator(_M_current - __n); } + + _GLIBCXX20_CONSTEXPR + const _Iterator& + base() const _GLIBCXX_NOEXCEPT + { return _M_current; } + }; + + // Note: In what follows, the left- and right-hand-side iterators are + // allowed to vary in types (conceptually in cv-qualification) so that + // comparison between cv-qualified and non-cv-qualified iterators be + // valid. However, the greedy and unfriendly operators in std::rel_ops + // will make overload resolution ambiguous (when in scope) if we don't + // provide overloads whose operands are of the same type. Can someone + // remind me what generic programming is about? -- Gaby + +#if __cpp_lib_three_way_comparison + template + [[nodiscard]] + constexpr bool + operator==(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + noexcept(noexcept(__lhs.base() == __rhs.base())) + requires requires { + { __lhs.base() == __rhs.base() } -> std::convertible_to; + } + { return __lhs.base() == __rhs.base(); } + + template + [[nodiscard]] + constexpr std::__detail::__synth3way_t<_IteratorR, _IteratorL> + operator<=>(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + noexcept(noexcept(std::__detail::__synth3way(__lhs.base(), __rhs.base()))) + { return std::__detail::__synth3way(__lhs.base(), __rhs.base()); } + + template + [[nodiscard]] + constexpr bool + operator==(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + noexcept(noexcept(__lhs.base() == __rhs.base())) + requires requires { + { __lhs.base() == __rhs.base() } -> std::convertible_to; + } + { return __lhs.base() == __rhs.base(); } + + template + [[nodiscard]] + constexpr std::__detail::__synth3way_t<_Iterator> + operator<=>(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + noexcept(noexcept(std::__detail::__synth3way(__lhs.base(), __rhs.base()))) + { return std::__detail::__synth3way(__lhs.base(), __rhs.base()); } +#else + // Forward iterator requirements + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator==(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() == __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator==(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() == __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator!=(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() != __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator!=(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() != __rhs.base(); } + + // Random access iterator requirements + template + _GLIBCXX_NODISCARD + inline bool + operator<(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() < __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator<(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() < __rhs.base(); } + + template + _GLIBCXX_NODISCARD + inline bool + operator>(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() > __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator>(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() > __rhs.base(); } + + template + _GLIBCXX_NODISCARD + inline bool + operator<=(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() <= __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator<=(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() <= __rhs.base(); } + + template + _GLIBCXX_NODISCARD + inline bool + operator>=(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() >= __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline bool + operator>=(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() >= __rhs.base(); } +#endif // three-way comparison + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // According to the resolution of DR179 not only the various comparison + // operators but also operator- must accept mixed iterator/const_iterator + // parameters. + template +#if __cplusplus >= 201103L + // DR 685. + [[__nodiscard__]] _GLIBCXX20_CONSTEXPR + inline auto + operator-(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) noexcept + -> decltype(__lhs.base() - __rhs.base()) +#else + inline typename __normal_iterator<_IteratorL, _Container>::difference_type + operator-(const __normal_iterator<_IteratorL, _Container>& __lhs, + const __normal_iterator<_IteratorR, _Container>& __rhs) +#endif + { return __lhs.base() - __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline typename __normal_iterator<_Iterator, _Container>::difference_type + operator-(const __normal_iterator<_Iterator, _Container>& __lhs, + const __normal_iterator<_Iterator, _Container>& __rhs) + _GLIBCXX_NOEXCEPT + { return __lhs.base() - __rhs.base(); } + + template + _GLIBCXX_NODISCARD _GLIBCXX20_CONSTEXPR + inline __normal_iterator<_Iterator, _Container> + operator+(typename __normal_iterator<_Iterator, _Container>::difference_type + __n, const __normal_iterator<_Iterator, _Container>& __i) + _GLIBCXX_NOEXCEPT + { return __normal_iterator<_Iterator, _Container>(__i.base() + __n); } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + _GLIBCXX20_CONSTEXPR + _Iterator + __niter_base(__gnu_cxx::__normal_iterator<_Iterator, _Container> __it) + _GLIBCXX_NOEXCEPT_IF(std::is_nothrow_copy_constructible<_Iterator>::value) + { return __it.base(); } + +#if __cplusplus >= 201103L + +#if __cplusplus <= 201703L + // Need to overload __to_address because the pointer_traits primary template + // will deduce element_type of __normal_iterator as T* rather than T. + template + constexpr auto + __to_address(const __gnu_cxx::__normal_iterator<_Iterator, + _Container>& __it) noexcept + -> decltype(std::__to_address(__it.base())) + { return std::__to_address(__it.base()); } +#endif + + /** + * @addtogroup iterators + * @{ + */ + +#if __cplusplus > 201703L && __cpp_lib_concepts + template + class move_sentinel + { + public: + constexpr + move_sentinel() + noexcept(is_nothrow_default_constructible_v<_Sent>) + : _M_last() { } + + constexpr explicit + move_sentinel(_Sent __s) + noexcept(is_nothrow_move_constructible_v<_Sent>) + : _M_last(std::move(__s)) { } + + template requires convertible_to + constexpr + move_sentinel(const move_sentinel<_S2>& __s) + noexcept(is_nothrow_constructible_v<_Sent, const _S2&>) + : _M_last(__s.base()) + { } + + template requires assignable_from<_Sent&, const _S2&> + constexpr move_sentinel& + operator=(const move_sentinel<_S2>& __s) + noexcept(is_nothrow_assignable_v<_Sent, const _S2&>) + { + _M_last = __s.base(); + return *this; + } + + [[nodiscard]] + constexpr _Sent + base() const + noexcept(is_nothrow_copy_constructible_v<_Sent>) + { return _M_last; } + + private: + _Sent _M_last; + }; +#endif // C++20 + + namespace __detail + { +#if __cplusplus > 201703L && __cpp_lib_concepts + template + struct __move_iter_cat + { }; + + template + requires requires { typename iterator_traits<_Iterator>::iterator_category; } + struct __move_iter_cat<_Iterator> + { + using iterator_category + = __clamp_iter_cat::iterator_category, + random_access_iterator_tag>; + }; +#endif + } + + // 24.4.3 Move iterators + /** + * Class template move_iterator is an iterator adapter with the same + * behavior as the underlying iterator except that its dereference + * operator implicitly converts the value returned by the underlying + * iterator's dereference operator to an rvalue reference. Some + * generic algorithms can be called with move iterators to replace + * copying with moving. + */ + template + class move_iterator +#if __cplusplus > 201703L && __cpp_lib_concepts + : public __detail::__move_iter_cat<_Iterator> +#endif + { + _Iterator _M_current; + + using __traits_type = iterator_traits<_Iterator>; +#if ! (__cplusplus > 201703L && __cpp_lib_concepts) + using __base_ref = typename __traits_type::reference; +#endif + + template + friend class move_iterator; + +#if __cpp_lib_concepts + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3435. three_way_comparable_with, [...]> + template + static constexpr bool __convertible = !is_same_v<_Iter2, _Iterator> + && convertible_to; +#endif + +#if __cplusplus > 201703L && __cpp_lib_concepts + static auto + _S_iter_concept() + { + if constexpr (random_access_iterator<_Iterator>) + return random_access_iterator_tag{}; + else if constexpr (bidirectional_iterator<_Iterator>) + return bidirectional_iterator_tag{}; + else if constexpr (forward_iterator<_Iterator>) + return forward_iterator_tag{}; + else + return input_iterator_tag{}; + } +#endif + + public: + using iterator_type = _Iterator; + +#if __cplusplus > 201703L && __cpp_lib_concepts + // This is P2520R0, a C++23 change, but we treat it as a DR against C++20. +# define __cpp_lib_move_iterator_concept 202207L + using iterator_concept = decltype(_S_iter_concept()); + + // iterator_category defined in __move_iter_cat + using value_type = iter_value_t<_Iterator>; + using difference_type = iter_difference_t<_Iterator>; + using pointer = _Iterator; + using reference = iter_rvalue_reference_t<_Iterator>; +#else + typedef typename __traits_type::iterator_category iterator_category; + typedef typename __traits_type::value_type value_type; + typedef typename __traits_type::difference_type difference_type; + // NB: DR 680. + typedef _Iterator pointer; + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2106. move_iterator wrapping iterators returning prvalues + using reference + = __conditional_t::value, + typename remove_reference<__base_ref>::type&&, + __base_ref>; +#endif + + _GLIBCXX17_CONSTEXPR + move_iterator() + : _M_current() { } + + explicit _GLIBCXX17_CONSTEXPR + move_iterator(iterator_type __i) + : _M_current(std::move(__i)) { } + + template +#if __cpp_lib_concepts + requires __convertible<_Iter> +#endif + _GLIBCXX17_CONSTEXPR + move_iterator(const move_iterator<_Iter>& __i) + : _M_current(__i._M_current) { } + + template +#if __cpp_lib_concepts + requires __convertible<_Iter> + && assignable_from<_Iterator&, const _Iter&> +#endif + _GLIBCXX17_CONSTEXPR + move_iterator& operator=(const move_iterator<_Iter>& __i) + { + _M_current = __i._M_current; + return *this; + } + +#if __cplusplus <= 201703L + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR iterator_type + base() const + { return _M_current; } +#else + [[nodiscard]] + constexpr const iterator_type& + base() const & noexcept + { return _M_current; } + + [[nodiscard]] + constexpr iterator_type + base() && + { return std::move(_M_current); } +#endif + + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR reference + operator*() const +#if __cplusplus > 201703L && __cpp_lib_concepts + { return ranges::iter_move(_M_current); } +#else + { return static_cast(*_M_current); } +#endif + + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR pointer + operator->() const + { return _M_current; } + + _GLIBCXX17_CONSTEXPR move_iterator& + operator++() + { + ++_M_current; + return *this; + } + + _GLIBCXX17_CONSTEXPR move_iterator + operator++(int) + { + move_iterator __tmp = *this; + ++_M_current; + return __tmp; + } + +#if __cpp_lib_concepts + constexpr void + operator++(int) requires (!forward_iterator<_Iterator>) + { ++_M_current; } +#endif + + _GLIBCXX17_CONSTEXPR move_iterator& + operator--() + { + --_M_current; + return *this; + } + + _GLIBCXX17_CONSTEXPR move_iterator + operator--(int) + { + move_iterator __tmp = *this; + --_M_current; + return __tmp; + } + + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR move_iterator + operator+(difference_type __n) const + { return move_iterator(_M_current + __n); } + + _GLIBCXX17_CONSTEXPR move_iterator& + operator+=(difference_type __n) + { + _M_current += __n; + return *this; + } + + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR move_iterator + operator-(difference_type __n) const + { return move_iterator(_M_current - __n); } + + _GLIBCXX17_CONSTEXPR move_iterator& + operator-=(difference_type __n) + { + _M_current -= __n; + return *this; + } + + [[__nodiscard__]] + _GLIBCXX17_CONSTEXPR reference + operator[](difference_type __n) const +#if __cplusplus > 201703L && __cpp_lib_concepts + { return ranges::iter_move(_M_current + __n); } +#else + { return std::move(_M_current[__n]); } +#endif + +#if __cplusplus > 201703L && __cpp_lib_concepts + template _Sent> + [[nodiscard]] + friend constexpr bool + operator==(const move_iterator& __x, const move_sentinel<_Sent>& __y) + { return __x.base() == __y.base(); } + + template _Sent> + [[nodiscard]] + friend constexpr iter_difference_t<_Iterator> + operator-(const move_sentinel<_Sent>& __x, const move_iterator& __y) + { return __x.base() - __y.base(); } + + template _Sent> + [[nodiscard]] + friend constexpr iter_difference_t<_Iterator> + operator-(const move_iterator& __x, const move_sentinel<_Sent>& __y) + { return __x.base() - __y.base(); } + + [[nodiscard]] + friend constexpr iter_rvalue_reference_t<_Iterator> + iter_move(const move_iterator& __i) + noexcept(noexcept(ranges::iter_move(__i._M_current))) + { return ranges::iter_move(__i._M_current); } + + template _Iter2> + friend constexpr void + iter_swap(const move_iterator& __x, const move_iterator<_Iter2>& __y) + noexcept(noexcept(ranges::iter_swap(__x._M_current, __y._M_current))) + { return ranges::iter_swap(__x._M_current, __y._M_current); } +#endif // C++20 + }; + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator==(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) +#if __cplusplus > 201703L && __cpp_lib_concepts + requires requires { { __x.base() == __y.base() } -> convertible_to; } +#endif + { return __x.base() == __y.base(); } + +#if __cpp_lib_three_way_comparison + template _IteratorR> + [[__nodiscard__]] + constexpr compare_three_way_result_t<_IteratorL, _IteratorR> + operator<=>(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) + { return __x.base() <=> __y.base(); } +#else + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator!=(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) + { return !(__x == __y); } +#endif + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator<(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) +#if __cplusplus > 201703L && __cpp_lib_concepts + requires requires { { __x.base() < __y.base() } -> convertible_to; } +#endif + { return __x.base() < __y.base(); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator<=(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) +#if __cplusplus > 201703L && __cpp_lib_concepts + requires requires { { __y.base() < __x.base() } -> convertible_to; } +#endif + { return !(__y < __x); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator>(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) +#if __cplusplus > 201703L && __cpp_lib_concepts + requires requires { { __y.base() < __x.base() } -> convertible_to; } +#endif + { return __y < __x; } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator>=(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) +#if __cplusplus > 201703L && __cpp_lib_concepts + requires requires { { __x.base() < __y.base() } -> convertible_to; } +#endif + { return !(__x < __y); } + + // Note: See __normal_iterator operators note from Gaby to understand + // why we have these extra overloads for some move_iterator operators. + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator==(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return __x.base() == __y.base(); } + +#if __cpp_lib_three_way_comparison + template + [[__nodiscard__]] + constexpr compare_three_way_result_t<_Iterator> + operator<=>(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return __x.base() <=> __y.base(); } +#else + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator!=(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return !(__x == __y); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator<(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return __x.base() < __y.base(); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator<=(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return !(__y < __x); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator>(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return __y < __x; } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR bool + operator>=(const move_iterator<_Iterator>& __x, + const move_iterator<_Iterator>& __y) + { return !(__x < __y); } +#endif // ! C++20 + + // DR 685. + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR auto + operator-(const move_iterator<_IteratorL>& __x, + const move_iterator<_IteratorR>& __y) + -> decltype(__x.base() - __y.base()) + { return __x.base() - __y.base(); } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR move_iterator<_Iterator> + operator+(typename move_iterator<_Iterator>::difference_type __n, + const move_iterator<_Iterator>& __x) + { return __x + __n; } + + template + [[__nodiscard__]] + inline _GLIBCXX17_CONSTEXPR move_iterator<_Iterator> + make_move_iterator(_Iterator __i) + { return move_iterator<_Iterator>(std::move(__i)); } + + template::value_type>::value, + _Iterator, move_iterator<_Iterator>>> + inline _GLIBCXX17_CONSTEXPR _ReturnType + __make_move_if_noexcept_iterator(_Iterator __i) + { return _ReturnType(__i); } + + // Overload for pointers that matches std::move_if_noexcept more closely, + // returning a constant iterator when we don't want to move. + template::value, + const _Tp*, move_iterator<_Tp*>>> + inline _GLIBCXX17_CONSTEXPR _ReturnType + __make_move_if_noexcept_iterator(_Tp* __i) + { return _ReturnType(__i); } + +#if __cplusplus > 201703L && __cpp_lib_concepts + // [iterators.common] Common iterators + + namespace __detail + { + template + concept __common_iter_has_arrow = indirectly_readable + && (requires(const _It& __it) { __it.operator->(); } + || is_reference_v> + || constructible_from, iter_reference_t<_It>>); + + template + concept __common_iter_use_postfix_proxy + = (!requires (_It& __i) { { *__i++ } -> __can_reference; }) + && constructible_from, iter_reference_t<_It>> + && move_constructible>; + } // namespace __detail + + /// An iterator/sentinel adaptor for representing a non-common range. + template _Sent> + requires (!same_as<_It, _Sent>) && copyable<_It> + class common_iterator + { + template + static constexpr bool + _S_noexcept1() + { + if constexpr (is_trivially_default_constructible_v<_Tp>) + return is_nothrow_assignable_v<_Tp&, _Up>; + else + return is_nothrow_constructible_v<_Tp, _Up>; + } + + template + static constexpr bool + _S_noexcept() + { return _S_noexcept1<_It, _It2>() && _S_noexcept1<_Sent, _Sent2>(); } + + class __arrow_proxy + { + iter_value_t<_It> _M_keep; + + constexpr + __arrow_proxy(iter_reference_t<_It>&& __x) + : _M_keep(std::move(__x)) { } + + friend class common_iterator; + + public: + constexpr const iter_value_t<_It>* + operator->() const noexcept + { return std::__addressof(_M_keep); } + }; + + class __postfix_proxy + { + iter_value_t<_It> _M_keep; + + constexpr + __postfix_proxy(iter_reference_t<_It>&& __x) + : _M_keep(std::forward>(__x)) { } + + friend class common_iterator; + + public: + constexpr const iter_value_t<_It>& + operator*() const noexcept + { return _M_keep; } + }; + + public: + constexpr + common_iterator() + noexcept(is_nothrow_default_constructible_v<_It>) + requires default_initializable<_It> + : _M_it(), _M_index(0) + { } + + constexpr + common_iterator(_It __i) + noexcept(is_nothrow_move_constructible_v<_It>) + : _M_it(std::move(__i)), _M_index(0) + { } + + constexpr + common_iterator(_Sent __s) + noexcept(is_nothrow_move_constructible_v<_Sent>) + : _M_sent(std::move(__s)), _M_index(1) + { } + + template + requires convertible_to + && convertible_to + constexpr + common_iterator(const common_iterator<_It2, _Sent2>& __x) + noexcept(_S_noexcept()) + : _M_valueless(), _M_index(__x._M_index) + { + __glibcxx_assert(__x._M_has_value()); + if (_M_index == 0) + { + if constexpr (is_trivially_default_constructible_v<_It>) + _M_it = std::move(__x._M_it); + else + std::construct_at(std::__addressof(_M_it), __x._M_it); + } + else if (_M_index == 1) + { + if constexpr (is_trivially_default_constructible_v<_Sent>) + _M_sent = std::move(__x._M_sent); + else + std::construct_at(std::__addressof(_M_sent), __x._M_sent); + } + } + + common_iterator(const common_iterator&) = default; + + constexpr + common_iterator(const common_iterator& __x) + noexcept(_S_noexcept()) + requires (!is_trivially_copyable_v<_It> || !is_trivially_copyable_v<_Sent>) + : _M_valueless(), _M_index(__x._M_index) + { + if (_M_index == 0) + { + if constexpr (is_trivially_default_constructible_v<_It>) + _M_it = __x._M_it; + else + std::construct_at(std::__addressof(_M_it), __x._M_it); + } + else if (_M_index == 1) + { + if constexpr (is_trivially_default_constructible_v<_Sent>) + _M_sent = __x._M_sent; + else + std::construct_at(std::__addressof(_M_sent), __x._M_sent); + } + } + + common_iterator(common_iterator&&) = default; + + constexpr + common_iterator(common_iterator&& __x) + noexcept(_S_noexcept<_It, _Sent>()) + requires (!is_trivially_copyable_v<_It> || !is_trivially_copyable_v<_Sent>) + : _M_valueless(), _M_index(__x._M_index) + { + if (_M_index == 0) + { + if constexpr (is_trivially_default_constructible_v<_It>) + _M_it = std::move(__x._M_it); + else + std::construct_at(std::__addressof(_M_it), std::move(__x._M_it)); + } + else if (_M_index == 1) + { + if constexpr (is_trivially_default_constructible_v<_Sent>) + _M_sent = std::move(__x._M_sent); + else + std::construct_at(std::__addressof(_M_sent), + std::move(__x._M_sent)); + } + } + + constexpr common_iterator& + operator=(const common_iterator&) = default; + + constexpr common_iterator& + operator=(const common_iterator& __x) + noexcept(is_nothrow_copy_assignable_v<_It> + && is_nothrow_copy_assignable_v<_Sent> + && is_nothrow_copy_constructible_v<_It> + && is_nothrow_copy_constructible_v<_Sent>) + requires (!is_trivially_copy_assignable_v<_It> + || !is_trivially_copy_assignable_v<_Sent>) + { + _M_assign(__x); + return *this; + } + + constexpr common_iterator& + operator=(common_iterator&&) = default; + + constexpr common_iterator& + operator=(common_iterator&& __x) + noexcept(is_nothrow_move_assignable_v<_It> + && is_nothrow_move_assignable_v<_Sent> + && is_nothrow_move_constructible_v<_It> + && is_nothrow_move_constructible_v<_Sent>) + requires (!is_trivially_move_assignable_v<_It> + || !is_trivially_move_assignable_v<_Sent>) + { + _M_assign(std::move(__x)); + return *this; + } + + template + requires convertible_to + && convertible_to + && assignable_from<_It&, const _It2&> + && assignable_from<_Sent&, const _Sent2&> + constexpr common_iterator& + operator=(const common_iterator<_It2, _Sent2>& __x) + noexcept(is_nothrow_constructible_v<_It, const _It2&> + && is_nothrow_constructible_v<_Sent, const _Sent2&> + && is_nothrow_assignable_v<_It&, const _It2&> + && is_nothrow_assignable_v<_Sent&, const _Sent2&>) + { + __glibcxx_assert(__x._M_has_value()); + _M_assign(__x); + return *this; + } + +#if __cpp_concepts >= 202002L // Constrained special member functions + ~common_iterator() = default; + + constexpr + ~common_iterator() + requires (!is_trivially_destructible_v<_It> + || !is_trivially_destructible_v<_Sent>) +#else + constexpr + ~common_iterator() +#endif + { + if (_M_index == 0) + _M_it.~_It(); + else if (_M_index == 1) + _M_sent.~_Sent(); + } + + [[nodiscard]] + constexpr decltype(auto) + operator*() + { + __glibcxx_assert(_M_index == 0); + return *_M_it; + } + + [[nodiscard]] + constexpr decltype(auto) + operator*() const requires __detail::__dereferenceable + { + __glibcxx_assert(_M_index == 0); + return *_M_it; + } + + [[nodiscard]] + constexpr auto + operator->() const requires __detail::__common_iter_has_arrow<_It> + { + __glibcxx_assert(_M_index == 0); + if constexpr (is_pointer_v<_It> || requires { _M_it.operator->(); }) + return _M_it; + else if constexpr (is_reference_v>) + { + auto&& __tmp = *_M_it; + return std::__addressof(__tmp); + } + else + return __arrow_proxy{*_M_it}; + } + + constexpr common_iterator& + operator++() + { + __glibcxx_assert(_M_index == 0); + ++_M_it; + return *this; + } + + constexpr decltype(auto) + operator++(int) + { + __glibcxx_assert(_M_index == 0); + if constexpr (forward_iterator<_It>) + { + common_iterator __tmp = *this; + ++*this; + return __tmp; + } + else if constexpr (!__detail::__common_iter_use_postfix_proxy<_It>) + return _M_it++; + else + { + __postfix_proxy __p(**this); + ++*this; + return __p; + } + } + + template _Sent2> + requires sentinel_for<_Sent, _It2> + friend constexpr bool + operator== [[nodiscard]] (const common_iterator& __x, + const common_iterator<_It2, _Sent2>& __y) + { + switch(__x._M_index << 2 | __y._M_index) + { + case 0b0000: + case 0b0101: + return true; + case 0b0001: + return __x._M_it == __y._M_sent; + case 0b0100: + return __x._M_sent == __y._M_it; + default: + __glibcxx_assert(__x._M_has_value()); + __glibcxx_assert(__y._M_has_value()); + __builtin_unreachable(); + } + } + + template _Sent2> + requires sentinel_for<_Sent, _It2> && equality_comparable_with<_It, _It2> + friend constexpr bool + operator== [[nodiscard]] (const common_iterator& __x, + const common_iterator<_It2, _Sent2>& __y) + { + switch(__x._M_index << 2 | __y._M_index) + { + case 0b0101: + return true; + case 0b0000: + return __x._M_it == __y._M_it; + case 0b0001: + return __x._M_it == __y._M_sent; + case 0b0100: + return __x._M_sent == __y._M_it; + default: + __glibcxx_assert(__x._M_has_value()); + __glibcxx_assert(__y._M_has_value()); + __builtin_unreachable(); + } + } + + template _It2, sized_sentinel_for<_It> _Sent2> + requires sized_sentinel_for<_Sent, _It2> + friend constexpr iter_difference_t<_It2> + operator- [[nodiscard]] (const common_iterator& __x, + const common_iterator<_It2, _Sent2>& __y) + { + switch(__x._M_index << 2 | __y._M_index) + { + case 0b0101: + return 0; + case 0b0000: + return __x._M_it - __y._M_it; + case 0b0001: + return __x._M_it - __y._M_sent; + case 0b0100: + return __x._M_sent - __y._M_it; + default: + __glibcxx_assert(__x._M_has_value()); + __glibcxx_assert(__y._M_has_value()); + __builtin_unreachable(); + } + } + + [[nodiscard]] + friend constexpr iter_rvalue_reference_t<_It> + iter_move(const common_iterator& __i) + noexcept(noexcept(ranges::iter_move(std::declval()))) + requires input_iterator<_It> + { + __glibcxx_assert(__i._M_index == 0); + return ranges::iter_move(__i._M_it); + } + + template _It2, typename _Sent2> + friend constexpr void + iter_swap(const common_iterator& __x, + const common_iterator<_It2, _Sent2>& __y) + noexcept(noexcept(ranges::iter_swap(std::declval(), + std::declval()))) + { + __glibcxx_assert(__x._M_index == 0); + __glibcxx_assert(__y._M_index == 0); + return ranges::iter_swap(__x._M_it, __y._M_it); + } + + private: + template _Sent2> + requires (!same_as<_It2, _Sent2>) && copyable<_It2> + friend class common_iterator; + + constexpr bool + _M_has_value() const noexcept { return _M_index != _S_valueless; } + + template + constexpr void + _M_assign(_CIt&& __x) + { + if (_M_index == __x._M_index) + { + if (_M_index == 0) + _M_it = std::forward<_CIt>(__x)._M_it; + else if (_M_index == 1) + _M_sent = std::forward<_CIt>(__x)._M_sent; + } + else + { + if (_M_index == 0) + _M_it.~_It(); + else if (_M_index == 1) + _M_sent.~_Sent(); + _M_index = _S_valueless; + + if (__x._M_index == 0) + std::construct_at(std::__addressof(_M_it), + std::forward<_CIt>(__x)._M_it); + else if (__x._M_index == 1) + std::construct_at(std::__addressof(_M_sent), + std::forward<_CIt>(__x)._M_sent); + _M_index = __x._M_index; + } + } + + union + { + _It _M_it; + _Sent _M_sent; + unsigned char _M_valueless; + }; + unsigned char _M_index; // 0 == _M_it, 1 == _M_sent, 2 == valueless + + static constexpr unsigned char _S_valueless{2}; + }; + + template + struct incrementable_traits> + { + using difference_type = iter_difference_t<_It>; + }; + + template + struct iterator_traits> + { + private: + template + struct __ptr + { + using type = void; + }; + + template + requires __detail::__common_iter_has_arrow<_Iter> + struct __ptr<_Iter> + { + using _CIter = common_iterator<_Iter, _Sent>; + using type = decltype(std::declval().operator->()); + }; + + static auto + _S_iter_cat() + { + using _Traits = iterator_traits<_It>; + if constexpr (requires { requires derived_from; }) + return forward_iterator_tag{}; + else + return input_iterator_tag{}; + } + + public: + using iterator_concept = __conditional_t, + forward_iterator_tag, + input_iterator_tag>; + using iterator_category = decltype(_S_iter_cat()); + using value_type = iter_value_t<_It>; + using difference_type = iter_difference_t<_It>; + using pointer = typename __ptr<_It>::type; + using reference = iter_reference_t<_It>; + }; + + // [iterators.counted] Counted iterators + + namespace __detail + { + template + struct __counted_iter_value_type + { }; + + template + struct __counted_iter_value_type<_It> + { using value_type = iter_value_t<_It>; }; + + template + struct __counted_iter_concept + { }; + + template + requires requires { typename _It::iterator_concept; } + struct __counted_iter_concept<_It> + { using iterator_concept = typename _It::iterator_concept; }; + + template + struct __counted_iter_cat + { }; + + template + requires requires { typename _It::iterator_category; } + struct __counted_iter_cat<_It> + { using iterator_category = typename _It::iterator_category; }; + } + + /// An iterator adaptor that keeps track of the distance to the end. + template + class counted_iterator + : public __detail::__counted_iter_value_type<_It>, + public __detail::__counted_iter_concept<_It>, + public __detail::__counted_iter_cat<_It> + { + public: + using iterator_type = _It; + // value_type defined in __counted_iter_value_type + using difference_type = iter_difference_t<_It>; + // iterator_concept defined in __counted_iter_concept + // iterator_category defined in __counted_iter_cat + + constexpr counted_iterator() requires default_initializable<_It> = default; + + constexpr + counted_iterator(_It __i, iter_difference_t<_It> __n) + : _M_current(std::move(__i)), _M_length(__n) + { __glibcxx_assert(__n >= 0); } + + template + requires convertible_to + constexpr + counted_iterator(const counted_iterator<_It2>& __x) + : _M_current(__x._M_current), _M_length(__x._M_length) + { } + + template + requires assignable_from<_It&, const _It2&> + constexpr counted_iterator& + operator=(const counted_iterator<_It2>& __x) + { + _M_current = __x._M_current; + _M_length = __x._M_length; + return *this; + } + + [[nodiscard]] + constexpr const _It& + base() const & noexcept + { return _M_current; } + + [[nodiscard]] + constexpr _It + base() && + noexcept(is_nothrow_move_constructible_v<_It>) + { return std::move(_M_current); } + + [[nodiscard]] + constexpr iter_difference_t<_It> + count() const noexcept { return _M_length; } + + [[nodiscard]] + constexpr decltype(auto) + operator*() + noexcept(noexcept(*_M_current)) + { + __glibcxx_assert( _M_length > 0 ); + return *_M_current; + } + + [[nodiscard]] + constexpr decltype(auto) + operator*() const + noexcept(noexcept(*_M_current)) + requires __detail::__dereferenceable + { + __glibcxx_assert( _M_length > 0 ); + return *_M_current; + } + + [[nodiscard]] + constexpr auto + operator->() const noexcept + requires contiguous_iterator<_It> + { return std::to_address(_M_current); } + + constexpr counted_iterator& + operator++() + { + __glibcxx_assert(_M_length > 0); + ++_M_current; + --_M_length; + return *this; + } + + constexpr decltype(auto) + operator++(int) + { + __glibcxx_assert(_M_length > 0); + --_M_length; + __try + { + return _M_current++; + } __catch(...) { + ++_M_length; + __throw_exception_again; + } + } + + constexpr counted_iterator + operator++(int) requires forward_iterator<_It> + { + auto __tmp = *this; + ++*this; + return __tmp; + } + + constexpr counted_iterator& + operator--() requires bidirectional_iterator<_It> + { + --_M_current; + ++_M_length; + return *this; + } + + constexpr counted_iterator + operator--(int) requires bidirectional_iterator<_It> + { + auto __tmp = *this; + --*this; + return __tmp; + } + + [[nodiscard]] + constexpr counted_iterator + operator+(iter_difference_t<_It> __n) const + requires random_access_iterator<_It> + { return counted_iterator(_M_current + __n, _M_length - __n); } + + [[nodiscard]] + friend constexpr counted_iterator + operator+(iter_difference_t<_It> __n, const counted_iterator& __x) + requires random_access_iterator<_It> + { return __x + __n; } + + constexpr counted_iterator& + operator+=(iter_difference_t<_It> __n) + requires random_access_iterator<_It> + { + __glibcxx_assert(__n <= _M_length); + _M_current += __n; + _M_length -= __n; + return *this; + } + + [[nodiscard]] + constexpr counted_iterator + operator-(iter_difference_t<_It> __n) const + requires random_access_iterator<_It> + { return counted_iterator(_M_current - __n, _M_length + __n); } + + template _It2> + [[nodiscard]] + friend constexpr iter_difference_t<_It2> + operator-(const counted_iterator& __x, + const counted_iterator<_It2>& __y) + { return __y._M_length - __x._M_length; } + + [[nodiscard]] + friend constexpr iter_difference_t<_It> + operator-(const counted_iterator& __x, default_sentinel_t) + { return -__x._M_length; } + + [[nodiscard]] + friend constexpr iter_difference_t<_It> + operator-(default_sentinel_t, const counted_iterator& __y) + { return __y._M_length; } + + constexpr counted_iterator& + operator-=(iter_difference_t<_It> __n) + requires random_access_iterator<_It> + { + __glibcxx_assert(-__n <= _M_length); + _M_current -= __n; + _M_length += __n; + return *this; + } + + [[nodiscard]] + constexpr decltype(auto) + operator[](iter_difference_t<_It> __n) const + noexcept(noexcept(_M_current[__n])) + requires random_access_iterator<_It> + { + __glibcxx_assert(__n < _M_length); + return _M_current[__n]; + } + + template _It2> + [[nodiscard]] + friend constexpr bool + operator==(const counted_iterator& __x, + const counted_iterator<_It2>& __y) + { return __x._M_length == __y._M_length; } + + [[nodiscard]] + friend constexpr bool + operator==(const counted_iterator& __x, default_sentinel_t) + { return __x._M_length == 0; } + + template _It2> + [[nodiscard]] + friend constexpr strong_ordering + operator<=>(const counted_iterator& __x, + const counted_iterator<_It2>& __y) + { return __y._M_length <=> __x._M_length; } + + [[nodiscard]] + friend constexpr iter_rvalue_reference_t<_It> + iter_move(const counted_iterator& __i) + noexcept(noexcept(ranges::iter_move(__i._M_current))) + requires input_iterator<_It> + { + __glibcxx_assert( __i._M_length > 0 ); + return ranges::iter_move(__i._M_current); + } + + template _It2> + friend constexpr void + iter_swap(const counted_iterator& __x, + const counted_iterator<_It2>& __y) + noexcept(noexcept(ranges::iter_swap(__x._M_current, __y._M_current))) + { + __glibcxx_assert( __x._M_length > 0 && __y._M_length > 0 ); + ranges::iter_swap(__x._M_current, __y._M_current); + } + + private: + template friend class counted_iterator; + + _It _M_current = _It(); + iter_difference_t<_It> _M_length = 0; + }; + + template + requires same_as<__detail::__iter_traits<_It>, iterator_traits<_It>> + struct iterator_traits> : iterator_traits<_It> + { + using pointer = __conditional_t, + add_pointer_t>, + void>; + }; + +#if __cplusplus > 202020L + template + using iter_const_reference_t + = common_reference_t&&, iter_reference_t<_It>>; + + template class basic_const_iterator; + + namespace __detail + { + template + concept __constant_iterator = input_iterator<_It> + && same_as, iter_reference_t<_It>>; + + template + inline constexpr bool __is_const_iterator = false; + + template + inline constexpr bool __is_const_iterator> = true; + + template + concept __not_a_const_iterator = !__is_const_iterator<_Tp>; + + template + using __iter_const_rvalue_reference_t + = common_reference_t&&, iter_rvalue_reference_t<_It>>; + + template + struct __basic_const_iterator_iter_cat + { }; + + template + struct __basic_const_iterator_iter_cat<_It> + { using iterator_category = iterator_traits<_It>::iterator_category; }; + } // namespace detail + + template + using const_iterator + = __conditional_t<__detail::__constant_iterator<_It>, _It, basic_const_iterator<_It>>; + + namespace __detail + { + template + struct __const_sentinel + { using type = _Sent; }; + + template + struct __const_sentinel<_Sent> + { using type = const_iterator<_Sent>; }; + } // namespace __detail + + template + using const_sentinel = typename __detail::__const_sentinel<_Sent>::type; + + template + class basic_const_iterator + : public __detail::__basic_const_iterator_iter_cat<_It> + { + _It _M_current = _It(); + using __reference = iter_const_reference_t<_It>; + using __rvalue_reference = __detail::__iter_const_rvalue_reference_t<_It>; + + static auto + _S_iter_concept() + { + if constexpr (contiguous_iterator<_It>) + return contiguous_iterator_tag{}; + else if constexpr (random_access_iterator<_It>) + return random_access_iterator_tag{}; + else if constexpr (bidirectional_iterator<_It>) + return bidirectional_iterator_tag{}; + else if constexpr (forward_iterator<_It>) + return forward_iterator_tag{}; + else + return input_iterator_tag{}; + } + + template friend class basic_const_iterator; + + public: + using iterator_concept = decltype(_S_iter_concept()); + using value_type = iter_value_t<_It>; + using difference_type = iter_difference_t<_It>; + + basic_const_iterator() requires default_initializable<_It> = default; + + constexpr + basic_const_iterator(_It __current) + noexcept(is_nothrow_move_constructible_v<_It>) + : _M_current(std::move(__current)) + { } + + template _It2> + constexpr + basic_const_iterator(basic_const_iterator<_It2> __current) + noexcept(is_nothrow_constructible_v<_It, _It2>) + : _M_current(std::move(__current._M_current)) + { } + + template<__detail::__different_from _Tp> + requires convertible_to<_Tp, _It> + constexpr + basic_const_iterator(_Tp&& __current) + noexcept(is_nothrow_constructible_v<_It, _Tp>) + : _M_current(std::forward<_Tp>(__current)) + { } + + constexpr const _It& + base() const & noexcept + { return _M_current; } + + constexpr _It + base() && + noexcept(is_nothrow_move_constructible_v<_It>) + { return std::move(_M_current); } + + constexpr __reference + operator*() const + noexcept(noexcept(static_cast<__reference>(*_M_current))) + { return static_cast<__reference>(*_M_current); } + + constexpr const auto* + operator->() const + noexcept(contiguous_iterator<_It> || noexcept(*_M_current)) + requires is_lvalue_reference_v> + && same_as>, value_type> + { + if constexpr (contiguous_iterator<_It>) + return std::to_address(_M_current); + else + return std::__addressof(*_M_current); + } + + constexpr basic_const_iterator& + operator++() + noexcept(noexcept(++_M_current)) + { + ++_M_current; + return *this; + } + + constexpr void + operator++(int) + noexcept(noexcept(++_M_current)) + { ++_M_current; } + + constexpr basic_const_iterator + operator++(int) + noexcept(noexcept(++*this) && is_nothrow_copy_constructible_v) + requires forward_iterator<_It> + { + auto __tmp = *this; + ++*this; + return __tmp; + } + + constexpr basic_const_iterator& + operator--() + noexcept(noexcept(--_M_current)) + requires bidirectional_iterator<_It> + { + --_M_current; + return *this; + } + + constexpr basic_const_iterator + operator--(int) + noexcept(noexcept(--*this) && is_nothrow_copy_constructible_v) + requires bidirectional_iterator<_It> + { + auto __tmp = *this; + --*this; + return __tmp; + } + + constexpr basic_const_iterator& + operator+=(difference_type __n) + noexcept(noexcept(_M_current += __n)) + requires random_access_iterator<_It> + { + _M_current += __n; + return *this; + } + + constexpr basic_const_iterator& + operator-=(difference_type __n) + noexcept(noexcept(_M_current -= __n)) + requires random_access_iterator<_It> + { + _M_current -= __n; + return *this; + } + + constexpr __reference + operator[](difference_type __n) const + noexcept(noexcept(static_cast<__reference>(_M_current[__n]))) + requires random_access_iterator<_It> + { return static_cast<__reference>(_M_current[__n]); } + + template _Sent> + constexpr bool + operator==(const _Sent& __s) const + noexcept(noexcept(_M_current == __s)) + { return _M_current == __s; } + + constexpr bool + operator<(const basic_const_iterator& __y) const + noexcept(noexcept(_M_current < __y._M_current)) + requires random_access_iterator<_It> + { return _M_current < __y._M_current; } + + constexpr bool + operator>(const basic_const_iterator& __y) const + noexcept(noexcept(_M_current > __y._M_current)) + requires random_access_iterator<_It> + { return _M_current > __y._M_current; } + + constexpr bool + operator<=(const basic_const_iterator& __y) const + noexcept(noexcept(_M_current <= __y._M_current)) + requires random_access_iterator<_It> + { return _M_current <= __y._M_current; } + + constexpr bool + operator>=(const basic_const_iterator& __y) const + noexcept(noexcept(_M_current >= __y._M_current)) + requires random_access_iterator<_It> + { return _M_current >= __y._M_current; } + + constexpr auto + operator<=>(const basic_const_iterator& __y) const + noexcept(noexcept(_M_current <=> __y._M_current)) + requires random_access_iterator<_It> && three_way_comparable<_It> + { return _M_current <=> __y._M_current; } + + template<__detail::__different_from _It2> + constexpr bool + operator<(const _It2& __y) const + noexcept(noexcept(_M_current < __y)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return _M_current < __y; } + + template<__detail::__different_from _It2> + constexpr bool + operator>(const _It2& __y) const + noexcept(noexcept(_M_current > __y)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return _M_current > __y; } + + template<__detail::__different_from _It2> + constexpr bool + operator<=(const _It2& __y) const + noexcept(noexcept(_M_current <= __y)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return _M_current <= __y; } + + template<__detail::__different_from _It2> + constexpr bool + operator>=(const _It2& __y) const + noexcept(noexcept(_M_current >= __y)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return _M_current >= __y; } + + template<__detail::__different_from _It2> + constexpr auto + operator<=>(const _It2& __y) const + noexcept(noexcept(_M_current <=> __y)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + && three_way_comparable_with<_It, _It2> + { return _M_current <=> __y; } + + template<__detail::__not_a_const_iterator _It2> + friend constexpr bool + operator<(const _It2& __x, const basic_const_iterator& __y) + noexcept(noexcept(__x < __y._M_current)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return __x < __y._M_current; } + + template<__detail::__not_a_const_iterator _It2> + friend constexpr bool + operator>(const _It2& __x, const basic_const_iterator& __y) + noexcept(noexcept(__x > __y._M_current)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return __x > __y._M_current; } + + template<__detail::__not_a_const_iterator _It2> + friend constexpr bool + operator<=(const _It2& __x, const basic_const_iterator& __y) + noexcept(noexcept(__x <= __y._M_current)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return __x <= __y._M_current; } + + template<__detail::__not_a_const_iterator _It2> + friend constexpr bool + operator>=(const _It2& __x, const basic_const_iterator& __y) + noexcept(noexcept(__x >= __y._M_current)) + requires random_access_iterator<_It> && totally_ordered_with<_It, _It2> + { return __x >= __y._M_current; } + + friend constexpr basic_const_iterator + operator+(const basic_const_iterator& __i, difference_type __n) + noexcept(noexcept(basic_const_iterator(__i._M_current + __n))) + requires random_access_iterator<_It> + { return basic_const_iterator(__i._M_current + __n); } + + friend constexpr basic_const_iterator + operator+(difference_type __n, const basic_const_iterator& __i) + noexcept(noexcept(basic_const_iterator(__i._M_current + __n))) + requires random_access_iterator<_It> + { return basic_const_iterator(__i._M_current + __n); } + + friend constexpr basic_const_iterator + operator-(const basic_const_iterator& __i, difference_type __n) + noexcept(noexcept(basic_const_iterator(__i._M_current - __n))) + requires random_access_iterator<_It> + { return basic_const_iterator(__i._M_current - __n); } + + template _Sent> + constexpr difference_type + operator-(const _Sent& __y) const + noexcept(noexcept(_M_current - __y)) + { return _M_current - __y; } + + template<__detail::__not_a_const_iterator _Sent> + requires sized_sentinel_for<_Sent, _It> + friend constexpr difference_type + operator-(const _Sent& __x, const basic_const_iterator& __y) + noexcept(noexcept(__x - __y._M_current)) + { return __x - __y._M_current; } + + friend constexpr __rvalue_reference + iter_move(const basic_const_iterator& __i) + noexcept(noexcept(static_cast<__rvalue_reference>(ranges::iter_move(__i._M_current)))) + { return static_cast<__rvalue_reference>(ranges::iter_move(__i._M_current)); } + }; + + template _Up> + requires input_iterator> + struct common_type, _Up> + { using type = basic_const_iterator>; }; + + template _Up> + requires input_iterator> + struct common_type<_Up, basic_const_iterator<_Tp>> + { using type = basic_const_iterator>; }; + + template _Up> + requires input_iterator> + struct common_type, basic_const_iterator<_Up>> + { using type = basic_const_iterator>; }; + + template + constexpr const_iterator<_It> + make_const_iterator(_It __it) + noexcept(is_nothrow_convertible_v<_It, const_iterator<_It>>) + { return __it; } + + template + constexpr const_sentinel<_Sent> + make_const_sentinel(_Sent __s) + noexcept(is_nothrow_convertible_v<_Sent, const_sentinel<_Sent>>) + { return __s; } +#endif // C++23 +#endif // C++20 + + /// @} group iterators + + template + _GLIBCXX20_CONSTEXPR + auto + __niter_base(move_iterator<_Iterator> __it) + -> decltype(make_move_iterator(__niter_base(__it.base()))) + { return make_move_iterator(__niter_base(__it.base())); } + + template + struct __is_move_iterator > + { + enum { __value = 1 }; + typedef __true_type __type; + }; + + template + _GLIBCXX20_CONSTEXPR + auto + __miter_base(move_iterator<_Iterator> __it) + -> decltype(__miter_base(__it.base())) + { return __miter_base(__it.base()); } + +#define _GLIBCXX_MAKE_MOVE_ITERATOR(_Iter) std::make_move_iterator(_Iter) +#define _GLIBCXX_MAKE_MOVE_IF_NOEXCEPT_ITERATOR(_Iter) \ + std::__make_move_if_noexcept_iterator(_Iter) +#else +#define _GLIBCXX_MAKE_MOVE_ITERATOR(_Iter) (_Iter) +#define _GLIBCXX_MAKE_MOVE_IF_NOEXCEPT_ITERATOR(_Iter) (_Iter) +#endif // C++11 + +#if __cpp_deduction_guides >= 201606 + // These helper traits are used for deduction guides + // of associative containers. + template + using __iter_key_t = remove_const_t< + typename iterator_traits<_InputIterator>::value_type::first_type>; + + template + using __iter_val_t + = typename iterator_traits<_InputIterator>::value_type::second_type; + + template + struct pair; + + template + using __iter_to_alloc_t + = pair, __iter_val_t<_InputIterator>>; +#endif // __cpp_deduction_guides + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#ifdef _GLIBCXX_DEBUG +# include +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h.blob new file mode 100644 index 0000000..3df49e5 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h new file mode 100644 index 0000000..3f7d607 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h @@ -0,0 +1,259 @@ +// Functions used by iterators -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_iterator_base_funcs.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + * + * This file contains all of the general iterator-related utility + * functions, such as distance() and advance(). + */ + +#ifndef _STL_ITERATOR_BASE_FUNCS_H +#define _STL_ITERATOR_BASE_FUNCS_H 1 + +#pragma GCC system_header + +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +_GLIBCXX_BEGIN_NAMESPACE_CONTAINER + // Forward declaration for the overloads of __distance. + template struct _List_iterator; + template struct _List_const_iterator; +_GLIBCXX_END_NAMESPACE_CONTAINER + + template + inline _GLIBCXX14_CONSTEXPR + typename iterator_traits<_InputIterator>::difference_type + __distance(_InputIterator __first, _InputIterator __last, + input_iterator_tag) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>) + + typename iterator_traits<_InputIterator>::difference_type __n = 0; + while (__first != __last) + { + ++__first; + ++__n; + } + return __n; + } + + template + __attribute__((__always_inline__)) + inline _GLIBCXX14_CONSTEXPR + typename iterator_traits<_RandomAccessIterator>::difference_type + __distance(_RandomAccessIterator __first, _RandomAccessIterator __last, + random_access_iterator_tag) + { + // concept requirements + __glibcxx_function_requires(_RandomAccessIteratorConcept< + _RandomAccessIterator>) + return __last - __first; + } + +#if _GLIBCXX_USE_CXX11_ABI + // Forward declaration because of the qualified call in distance. + template + ptrdiff_t + __distance(_GLIBCXX_STD_C::_List_iterator<_Tp>, + _GLIBCXX_STD_C::_List_iterator<_Tp>, + input_iterator_tag); + + template + ptrdiff_t + __distance(_GLIBCXX_STD_C::_List_const_iterator<_Tp>, + _GLIBCXX_STD_C::_List_const_iterator<_Tp>, + input_iterator_tag); +#endif + +#if __cplusplus >= 201103L + // Give better error if std::distance called with a non-Cpp17InputIterator. + template + void + __distance(_OutputIterator, _OutputIterator, output_iterator_tag) = delete; +#endif + + /** + * @brief A generalization of pointer arithmetic. + * @param __first An input iterator. + * @param __last An input iterator. + * @return The distance between them. + * + * Returns @c n such that __first + n == __last. This requires + * that @p __last must be reachable from @p __first. Note that @c + * n may be negative. + * + * For random access iterators, this uses their @c + and @c - operations + * and are constant time. For other %iterator classes they are linear time. + */ + template + _GLIBCXX_NODISCARD __attribute__((__always_inline__)) + inline _GLIBCXX17_CONSTEXPR + typename iterator_traits<_InputIterator>::difference_type + distance(_InputIterator __first, _InputIterator __last) + { + // concept requirements -- taken care of in __distance + return std::__distance(__first, __last, + std::__iterator_category(__first)); + } + + template + inline _GLIBCXX14_CONSTEXPR void + __advance(_InputIterator& __i, _Distance __n, input_iterator_tag) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>) + __glibcxx_assert(__n >= 0); + while (__n--) + ++__i; + } + + template + inline _GLIBCXX14_CONSTEXPR void + __advance(_BidirectionalIterator& __i, _Distance __n, + bidirectional_iterator_tag) + { + // concept requirements + __glibcxx_function_requires(_BidirectionalIteratorConcept< + _BidirectionalIterator>) + if (__n > 0) + while (__n--) + ++__i; + else + while (__n++) + --__i; + } + + template + inline _GLIBCXX14_CONSTEXPR void + __advance(_RandomAccessIterator& __i, _Distance __n, + random_access_iterator_tag) + { + // concept requirements + __glibcxx_function_requires(_RandomAccessIteratorConcept< + _RandomAccessIterator>) + if (__builtin_constant_p(__n) && __n == 1) + ++__i; + else if (__builtin_constant_p(__n) && __n == -1) + --__i; + else + __i += __n; + } + +#if __cplusplus >= 201103L + // Give better error if std::advance called with a non-Cpp17InputIterator. + template + void + __advance(_OutputIterator&, _Distance, output_iterator_tag) = delete; +#endif + + /** + * @brief A generalization of pointer arithmetic. + * @param __i An input iterator. + * @param __n The @a delta by which to change @p __i. + * @return Nothing. + * + * This increments @p i by @p n. For bidirectional and random access + * iterators, @p __n may be negative, in which case @p __i is decremented. + * + * For random access iterators, this uses their @c + and @c - operations + * and are constant time. For other %iterator classes they are linear time. + */ + template + __attribute__((__always_inline__)) + inline _GLIBCXX17_CONSTEXPR void + advance(_InputIterator& __i, _Distance __n) + { + // concept requirements -- taken care of in __advance + typename iterator_traits<_InputIterator>::difference_type __d = __n; + std::__advance(__i, __d, std::__iterator_category(__i)); + } + +#if __cplusplus >= 201103L + + template + _GLIBCXX_NODISCARD [[__gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR _InputIterator + next(_InputIterator __x, typename + iterator_traits<_InputIterator>::difference_type __n = 1) + { + // concept requirements + __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>) + std::advance(__x, __n); + return __x; + } + + template + _GLIBCXX_NODISCARD [[__gnu__::__always_inline__]] + inline _GLIBCXX17_CONSTEXPR _BidirectionalIterator + prev(_BidirectionalIterator __x, typename + iterator_traits<_BidirectionalIterator>::difference_type __n = 1) + { + // concept requirements + __glibcxx_function_requires(_BidirectionalIteratorConcept< + _BidirectionalIterator>) + std::advance(__x, -__n); + return __x; + } + +#endif // C++11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _STL_ITERATOR_BASE_FUNCS_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h.blob new file mode 100644 index 0000000..72639f2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_funcs.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h new file mode 100644 index 0000000..5d2c8b3 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h @@ -0,0 +1,272 @@ +// Types used in iterator implementation -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996-1998 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_iterator_base_types.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + * + * This file contains all of the general iterator-related utility types, + * such as iterator_traits and struct iterator. + */ + +#ifndef _STL_ITERATOR_BASE_TYPES_H +#define _STL_ITERATOR_BASE_TYPES_H 1 + +#pragma GCC system_header + +#include + +#if __cplusplus >= 201103L +# include // For __void_t, is_convertible +#endif + +#if __cplusplus > 201703L && __cpp_concepts >= 201907L +# include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup iterators Iterators + * Abstractions for uniform iterating through various underlying types. + */ + ///@{ + + /** + * @defgroup iterator_tags Iterator Tags + * These are empty types, used to distinguish different iterators. The + * distinction is not made by what they contain, but simply by what they + * are. Different underlying algorithms can then be used based on the + * different operations supported by different iterator types. + */ + ///@{ + /// Marking input iterators. + struct input_iterator_tag { }; + + /// Marking output iterators. + struct output_iterator_tag { }; + + /// Forward iterators support a superset of input iterator operations. + struct forward_iterator_tag : public input_iterator_tag { }; + + /// Bidirectional iterators support a superset of forward iterator + /// operations. + struct bidirectional_iterator_tag : public forward_iterator_tag { }; + + /// Random-access iterators support a superset of bidirectional + /// iterator operations. + struct random_access_iterator_tag : public bidirectional_iterator_tag { }; + +#if __cplusplus > 201703L + /// Contiguous iterators point to objects stored contiguously in memory. + struct contiguous_iterator_tag : public random_access_iterator_tag { }; +#endif + ///@} + + /** + * @brief Common %iterator class. + * + * This class does nothing but define nested typedefs. %Iterator classes + * can inherit from this class to save some work. The typedefs are then + * used in specializations and overloading. + * + * In particular, there are no default implementations of requirements + * such as @c operator++ and the like. (How could there be?) + */ + template + struct _GLIBCXX17_DEPRECATED iterator + { + /// One of the @link iterator_tags tag types@endlink. + typedef _Category iterator_category; + /// The type "pointed to" by the iterator. + typedef _Tp value_type; + /// Distance between iterators is represented as this type. + typedef _Distance difference_type; + /// This type represents a pointer-to-value_type. + typedef _Pointer pointer; + /// This type represents a reference-to-value_type. + typedef _Reference reference; + }; + + /** + * @brief Traits class for iterators. + * + * This class does nothing but define nested typedefs. The general + * version simply @a forwards the nested typedefs from the Iterator + * argument. Specialized versions for pointers and pointers-to-const + * provide tighter, more correct semantics. + */ + template + struct iterator_traits; + +#if __cplusplus >= 201103L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2408. SFINAE-friendly common_type/iterator_traits is missing in C++14 + template> + struct __iterator_traits { }; + +#if ! __cpp_lib_concepts + + template + struct __iterator_traits<_Iterator, + __void_t> + { + typedef typename _Iterator::iterator_category iterator_category; + typedef typename _Iterator::value_type value_type; + typedef typename _Iterator::difference_type difference_type; + typedef typename _Iterator::pointer pointer; + typedef typename _Iterator::reference reference; + }; +#endif // ! concepts + + template + struct iterator_traits + : public __iterator_traits<_Iterator> { }; + +#else // ! C++11 + template + struct iterator_traits + { + typedef typename _Iterator::iterator_category iterator_category; + typedef typename _Iterator::value_type value_type; + typedef typename _Iterator::difference_type difference_type; + typedef typename _Iterator::pointer pointer; + typedef typename _Iterator::reference reference; + }; +#endif // C++11 + +#if __cplusplus > 201703L + /// Partial specialization for object pointer types. + template +#if __cpp_concepts >= 201907L + requires is_object_v<_Tp> +#endif + struct iterator_traits<_Tp*> + { + using iterator_concept = contiguous_iterator_tag; + using iterator_category = random_access_iterator_tag; + using value_type = remove_cv_t<_Tp>; + using difference_type = ptrdiff_t; + using pointer = _Tp*; + using reference = _Tp&; + }; +#else + /// Partial specialization for pointer types. + template + struct iterator_traits<_Tp*> + { + typedef random_access_iterator_tag iterator_category; + typedef _Tp value_type; + typedef ptrdiff_t difference_type; + typedef _Tp* pointer; + typedef _Tp& reference; + }; + + /// Partial specialization for const pointer types. + template + struct iterator_traits + { + typedef random_access_iterator_tag iterator_category; + typedef _Tp value_type; + typedef ptrdiff_t difference_type; + typedef const _Tp* pointer; + typedef const _Tp& reference; + }; +#endif + + /** + * This function is not a part of the C++ standard but is syntactic + * sugar for internal library use only. + */ + template + __attribute__((__always_inline__)) + inline _GLIBCXX_CONSTEXPR + typename iterator_traits<_Iter>::iterator_category + __iterator_category(const _Iter&) + { return typename iterator_traits<_Iter>::iterator_category(); } + + ///@} + +#if __cplusplus >= 201103L + template + using __iterator_category_t + = typename iterator_traits<_Iter>::iterator_category; + + template + using _RequireInputIter = + __enable_if_t, + input_iterator_tag>::value>; + + template> + struct __is_random_access_iter + : is_base_of + { + typedef is_base_of _Base; + enum { __value = _Base::value }; + }; +#else + template, + typename _Cat = typename _Traits::iterator_category> + struct __is_random_access_iter + { enum { __value = __is_base_of(random_access_iterator_tag, _Cat) }; }; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _STL_ITERATOR_BASE_TYPES_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h.blob new file mode 100644 index 0000000..9b959fe Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_iterator_base_types.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h new file mode 100644 index 0000000..3f1624f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h @@ -0,0 +1,1121 @@ +// Pair implementation -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996,1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file bits/stl_pair.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{utility} + */ + +#ifndef _STL_PAIR_H +#define _STL_PAIR_H 1 + +#if __cplusplus >= 201103L +# include // for std::__decay_and_strip +# include // for std::move / std::forward, and std::swap +# include // for std::tuple_element, std::tuple_size +#endif +#if __cplusplus >= 202002L +# include +# define __cpp_lib_constexpr_utility 201811L +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @addtogroup utilities + * @{ + */ + +#if __cplusplus >= 201103L + /// Tag type for piecewise construction of std::pair objects. + struct piecewise_construct_t { explicit piecewise_construct_t() = default; }; + + /// Tag for piecewise construction of std::pair objects. + _GLIBCXX17_INLINE constexpr piecewise_construct_t piecewise_construct = + piecewise_construct_t(); + + /// @cond undocumented + + // Forward declarations. + template + class tuple; + + template + struct _Index_tuple; + +#if ! __cpp_lib_concepts + // Concept utility functions, reused in conditionally-explicit + // constructors. + // See PR 70437, don't look at is_constructible or + // is_convertible if the types are the same to + // avoid querying those properties for incomplete types. + template + struct _PCC + { + template + static constexpr bool _ConstructiblePair() + { + return __and_, + is_constructible<_T2, const _U2&>>::value; + } + + template + static constexpr bool _ImplicitlyConvertiblePair() + { + return __and_, + is_convertible>::value; + } + + template + static constexpr bool _MoveConstructiblePair() + { + return __and_, + is_constructible<_T2, _U2&&>>::value; + } + + template + static constexpr bool _ImplicitlyMoveConvertiblePair() + { + return __and_, + is_convertible<_U2&&, _T2>>::value; + } + }; + + template + struct _PCC + { + template + static constexpr bool _ConstructiblePair() + { + return false; + } + + template + static constexpr bool _ImplicitlyConvertiblePair() + { + return false; + } + + template + static constexpr bool _MoveConstructiblePair() + { + return false; + } + + template + static constexpr bool _ImplicitlyMoveConvertiblePair() + { + return false; + } + }; +#endif // lib concepts +#endif // C++11 + + template class __pair_base + { +#if __cplusplus >= 201103L && ! __cpp_lib_concepts + template friend struct pair; + __pair_base() = default; + ~__pair_base() = default; + __pair_base(const __pair_base&) = default; + __pair_base& operator=(const __pair_base&) = delete; +#endif // C++11 + }; + + /// @endcond + + /** + * @brief Struct holding two objects of arbitrary type. + * + * @tparam _T1 Type of first object. + * @tparam _T2 Type of second object. + * + * + * + * @headerfile utility + */ + template + struct pair + : public __pair_base<_T1, _T2> + { + typedef _T1 first_type; ///< The type of the `first` member + typedef _T2 second_type; ///< The type of the `second` member + + _T1 first; ///< The first member + _T2 second; ///< The second member + +#if __cplusplus >= 201103L + constexpr pair(const pair&) = default; ///< Copy constructor + constexpr pair(pair&&) = default; ///< Move constructor + + template + _GLIBCXX20_CONSTEXPR + pair(piecewise_construct_t, tuple<_Args1...>, tuple<_Args2...>); + + /// Swap the first members and then the second members. + _GLIBCXX20_CONSTEXPR void + swap(pair& __p) + noexcept(__and_<__is_nothrow_swappable<_T1>, + __is_nothrow_swappable<_T2>>::value) + { + using std::swap; + swap(first, __p.first); + swap(second, __p.second); + } + +#if __cplusplus > 202002L + // As an extension, we constrain the const swap member function in order + // to continue accepting explicit instantiation of pairs whose elements + // are not all const swappable. Without this constraint, such an + // explicit instantiation would also instantiate the ill-formed body of + // this function and yield a hard error. This constraint shouldn't + // affect the behavior of valid programs. + constexpr void + swap(const pair& __p) const + noexcept(__and_v<__is_nothrow_swappable, + __is_nothrow_swappable>) + requires is_swappable_v && is_swappable_v + { + using std::swap; + swap(first, __p.first); + swap(second, __p.second); + } +#endif // C++23 + + private: + template + _GLIBCXX20_CONSTEXPR + pair(tuple<_Args1...>&, tuple<_Args2...>&, + _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>); + public: + +#if __cpp_lib_concepts + // C++20 implementation using concepts, explicit(bool), fully constexpr. + + /// Default constructor + constexpr + explicit(__not_<__and_<__is_implicitly_default_constructible<_T1>, + __is_implicitly_default_constructible<_T2>>>()) + pair() + requires is_default_constructible_v<_T1> + && is_default_constructible_v<_T2> + : first(), second() + { } + + private: + + /// @cond undocumented + template + static constexpr bool + _S_constructible() + { + if constexpr (is_constructible_v<_T1, _U1>) + return is_constructible_v<_T2, _U2>; + return false; + } + + template + static constexpr bool + _S_nothrow_constructible() + { + if constexpr (is_nothrow_constructible_v<_T1, _U1>) + return is_nothrow_constructible_v<_T2, _U2>; + return false; + } + + template + static constexpr bool + _S_convertible() + { + if constexpr (is_convertible_v<_U1, _T1>) + return is_convertible_v<_U2, _T2>; + return false; + } + + // True if construction from _U1 and _U2 would create a dangling ref. + template + static constexpr bool + _S_dangles() + { +#if __has_builtin(__reference_constructs_from_temporary) + if constexpr (__reference_constructs_from_temporary(_T1, _U1&&)) + return true; + else + return __reference_constructs_from_temporary(_T2, _U2&&); +#else + return false; +#endif + } + /// @endcond + + public: + + /// Constructor accepting lvalues of `first_type` and `second_type` + constexpr explicit(!_S_convertible()) + pair(const _T1& __x, const _T2& __y) + noexcept(_S_nothrow_constructible()) + requires (_S_constructible()) + : first(__x), second(__y) + { } + + /// Constructor accepting two values of arbitrary types + template + requires (_S_constructible<_U1, _U2>()) && (!_S_dangles<_U1, _U2>()) + constexpr explicit(!_S_convertible<_U1, _U2>()) + pair(_U1&& __x, _U2&& __y) + noexcept(_S_nothrow_constructible<_U1, _U2>()) + : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) + { } + + template + requires (_S_constructible<_U1, _U2>()) && (_S_dangles<_U1, _U2>()) + constexpr explicit(!_S_convertible<_U1, _U2>()) + pair(_U1&&, _U2&&) = delete; + + /// Converting constructor from a const `pair` lvalue + template + requires (_S_constructible()) + && (!_S_dangles<_U1, _U2>()) + constexpr explicit(!_S_convertible()) + pair(const pair<_U1, _U2>& __p) + noexcept(_S_nothrow_constructible()) + : first(__p.first), second(__p.second) + { } + + template + requires (_S_constructible()) + && (_S_dangles()) + constexpr explicit(!_S_convertible()) + pair(const pair<_U1, _U2>&) = delete; + + /// Converting constructor from a non-const `pair` rvalue + template + requires (_S_constructible<_U1, _U2>()) && (!_S_dangles<_U1, _U2>()) + constexpr explicit(!_S_convertible<_U1, _U2>()) + pair(pair<_U1, _U2>&& __p) + noexcept(_S_nothrow_constructible<_U1, _U2>()) + : first(std::forward<_U1>(__p.first)), + second(std::forward<_U2>(__p.second)) + { } + + template + requires (_S_constructible<_U1, _U2>()) && (_S_dangles<_U1, _U2>()) + constexpr explicit(!_S_convertible<_U1, _U2>()) + pair(pair<_U1, _U2>&&) = delete; + +#if __cplusplus > 202002L + /// Converting constructor from a non-const `pair` lvalue + template + requires (_S_constructible<_U1&, _U2&>()) && (!_S_dangles<_U1&, _U2&>()) + constexpr explicit(!_S_convertible<_U1&, _U2&>()) + pair(pair<_U1, _U2>& __p) + noexcept(_S_nothrow_constructible<_U1&, _U2&>()) + : first(__p.first), second(__p.second) + { } + + template + requires (_S_constructible<_U1&, _U2&>()) && (_S_dangles<_U1&, _U2&>()) + constexpr explicit(!_S_convertible<_U1&, _U2&>()) + pair(pair<_U1, _U2>&) = delete; + + /// Converting constructor from a const `pair` rvalue + template + requires (_S_constructible()) + && (!_S_dangles()) + constexpr explicit(!_S_convertible()) + pair(const pair<_U1, _U2>&& __p) + noexcept(_S_nothrow_constructible()) + : first(std::forward(__p.first)), + second(std::forward(__p.second)) + { } + + template + requires (_S_constructible()) + && (_S_dangles()) + constexpr explicit(!_S_convertible()) + pair(const pair<_U1, _U2>&&) = delete; +#endif // C++23 + + private: + /// @cond undocumented + template + static constexpr bool + _S_assignable() + { + if constexpr (is_assignable_v<_T1&, _U1>) + return is_assignable_v<_T2&, _U2>; + return false; + } + + template + static constexpr bool + _S_nothrow_assignable() + { + if constexpr (is_nothrow_assignable_v<_T1&, _U1>) + return is_nothrow_assignable_v<_T2&, _U2>; + return false; + } + /// @endcond + + public: + + pair& operator=(const pair&) = delete; + + /// Copy assignment operator + constexpr pair& + operator=(const pair& __p) + noexcept(_S_nothrow_assignable()) + requires (_S_assignable()) + { + first = __p.first; + second = __p.second; + return *this; + } + + /// Move assignment operator + constexpr pair& + operator=(pair&& __p) + noexcept(_S_nothrow_assignable<_T1, _T2>()) + requires (_S_assignable<_T1, _T2>()) + { + first = std::forward(__p.first); + second = std::forward(__p.second); + return *this; + } + + /// Converting assignment from a const `pair` lvalue + template + constexpr pair& + operator=(const pair<_U1, _U2>& __p) + noexcept(_S_nothrow_assignable()) + requires (_S_assignable()) + { + first = __p.first; + second = __p.second; + return *this; + } + + /// Converting assignment from a non-const `pair` rvalue + template + constexpr pair& + operator=(pair<_U1, _U2>&& __p) + noexcept(_S_nothrow_assignable<_U1, _U2>()) + requires (_S_assignable<_U1, _U2>()) + { + first = std::forward<_U1>(__p.first); + second = std::forward<_U2>(__p.second); + return *this; + } + +#if __cplusplus > 202002L + /// Copy assignment operator (const) + constexpr const pair& + operator=(const pair& __p) const + requires is_copy_assignable_v + && is_copy_assignable_v + { + first = __p.first; + second = __p.second; + return *this; + } + + /// Move assignment operator (const) + constexpr const pair& + operator=(pair&& __p) const + requires is_assignable_v + && is_assignable_v + { + first = std::forward(__p.first); + second = std::forward(__p.second); + return *this; + } + + /// Converting assignment from a const `pair` lvalue + template + constexpr const pair& + operator=(const pair<_U1, _U2>& __p) const + requires is_assignable_v + && is_assignable_v + { + first = __p.first; + second = __p.second; + return *this; + } + + /// Converting assignment from a non-const `pair` rvalue + template + constexpr const pair& + operator=(pair<_U1, _U2>&& __p) const + requires is_assignable_v + && is_assignable_v + { + first = std::forward<_U1>(__p.first); + second = std::forward<_U2>(__p.second); + return *this; + } +#endif // C++23 +#else // !__cpp_lib_concepts + // C++11/14/17 implementation using enable_if, partially constexpr. + + /// @cond undocumented + // Error if construction from _U1 and _U2 would create a dangling ref. +#if __has_builtin(__reference_constructs_from_temporary) \ + && defined _GLIBCXX_DEBUG +# define __glibcxx_no_dangling_refs(_U1, _U2) \ + static_assert(!__reference_constructs_from_temporary(_T1, _U1) \ + && !__reference_constructs_from_temporary(_T2, _U2), \ + "std::pair constructor creates a dangling reference") +#else +# define __glibcxx_no_dangling_refs(_U1, _U2) +#endif + /// @endcond + + /** The default constructor creates @c first and @c second using their + * respective default constructors. */ + template , + __is_implicitly_default_constructible<_U2>> + ::value, bool>::type = true> + constexpr pair() + : first(), second() { } + + template , + is_default_constructible<_U2>, + __not_< + __and_<__is_implicitly_default_constructible<_U1>, + __is_implicitly_default_constructible<_U2>>>> + ::value, bool>::type = false> + explicit constexpr pair() + : first(), second() { } + + // Shortcut for constraining the templates that don't take pairs. + /// @cond undocumented + using _PCCP = _PCC; + /// @endcond + + /// Construct from two const lvalues, allowing implicit conversions. + template() + && _PCCP::template + _ImplicitlyConvertiblePair<_U1, _U2>(), + bool>::type=true> + constexpr pair(const _T1& __a, const _T2& __b) + : first(__a), second(__b) { } + + /// Construct from two const lvalues, disallowing implicit conversions. + template() + && !_PCCP::template + _ImplicitlyConvertiblePair<_U1, _U2>(), + bool>::type=false> + explicit constexpr pair(const _T1& __a, const _T2& __b) + : first(__a), second(__b) { } + + // Shortcut for constraining the templates that take pairs. + /// @cond undocumented + template + using _PCCFP = _PCC::value + || !is_same<_T2, _U2>::value, + _T1, _T2>; + /// @endcond + + template::template + _ConstructiblePair<_U1, _U2>() + && _PCCFP<_U1, _U2>::template + _ImplicitlyConvertiblePair<_U1, _U2>(), + bool>::type=true> + constexpr pair(const pair<_U1, _U2>& __p) + : first(__p.first), second(__p.second) + { __glibcxx_no_dangling_refs(const _U1&, const _U2&); } + + template::template + _ConstructiblePair<_U1, _U2>() + && !_PCCFP<_U1, _U2>::template + _ImplicitlyConvertiblePair<_U1, _U2>(), + bool>::type=false> + explicit constexpr pair(const pair<_U1, _U2>& __p) + : first(__p.first), second(__p.second) + { __glibcxx_no_dangling_refs(const _U1&, const _U2&); } + +#if _GLIBCXX_USE_DEPRECATED +#if defined(__DEPRECATED) +# define _GLIBCXX_DEPRECATED_PAIR_CTOR \ + __attribute__ ((__deprecated__ ("use 'nullptr' instead of '0' to " \ + "initialize std::pair of move-only " \ + "type and pointer"))) +#else +# define _GLIBCXX_DEPRECATED_PAIR_CTOR +#endif + + private: + /// @cond undocumented + + // A type which can be constructed from literal zero, but not nullptr + struct __zero_as_null_pointer_constant + { + __zero_as_null_pointer_constant(int __zero_as_null_pointer_constant::*) + { } + template::value>> + __zero_as_null_pointer_constant(_Tp) = delete; + }; + /// @endcond + public: + + // Deprecated extensions to DR 811. + // These allow construction from an rvalue and a literal zero, + // in cases where the standard says the zero should be deduced as int + template>, + is_pointer<_T2>, + is_constructible<_T1, _U1>, + __not_>, + is_convertible<_U1, _T1>>::value, + bool> = true> + _GLIBCXX_DEPRECATED_PAIR_CTOR + constexpr + pair(_U1&& __x, __zero_as_null_pointer_constant, ...) + : first(std::forward<_U1>(__x)), second(nullptr) + { __glibcxx_no_dangling_refs(_U1&&, std::nullptr_t); } + + template>, + is_pointer<_T2>, + is_constructible<_T1, _U1>, + __not_>, + __not_>>::value, + bool> = false> + _GLIBCXX_DEPRECATED_PAIR_CTOR + explicit constexpr + pair(_U1&& __x, __zero_as_null_pointer_constant, ...) + : first(std::forward<_U1>(__x)), second(nullptr) + { __glibcxx_no_dangling_refs(_U1&&, std::nullptr_t); } + + template, + __not_>, + is_constructible<_T2, _U2>, + __not_>, + is_convertible<_U2, _T2>>::value, + bool> = true> + _GLIBCXX_DEPRECATED_PAIR_CTOR + constexpr + pair(__zero_as_null_pointer_constant, _U2&& __y, ...) + : first(nullptr), second(std::forward<_U2>(__y)) + { __glibcxx_no_dangling_refs(std::nullptr_t, _U2&&); } + + template, + __not_>, + is_constructible<_T2, _U2>, + __not_>, + __not_>>::value, + bool> = false> + _GLIBCXX_DEPRECATED_PAIR_CTOR + explicit constexpr + pair(__zero_as_null_pointer_constant, _U2&& __y, ...) + : first(nullptr), second(std::forward<_U2>(__y)) + { __glibcxx_no_dangling_refs(std::nullptr_t, _U2&&); } +#undef _GLIBCXX_DEPRECATED_PAIR_CTOR +#endif + + template() + && _PCCP::template + _ImplicitlyMoveConvertiblePair<_U1, _U2>(), + bool>::type=true> + constexpr pair(_U1&& __x, _U2&& __y) + : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) + { __glibcxx_no_dangling_refs(_U1&&, _U2&&); } + + template() + && !_PCCP::template + _ImplicitlyMoveConvertiblePair<_U1, _U2>(), + bool>::type=false> + explicit constexpr pair(_U1&& __x, _U2&& __y) + : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) + { __glibcxx_no_dangling_refs(_U1&&, _U2&&); } + + + template::template + _MoveConstructiblePair<_U1, _U2>() + && _PCCFP<_U1, _U2>::template + _ImplicitlyMoveConvertiblePair<_U1, _U2>(), + bool>::type=true> + constexpr pair(pair<_U1, _U2>&& __p) + : first(std::forward<_U1>(__p.first)), + second(std::forward<_U2>(__p.second)) + { __glibcxx_no_dangling_refs(_U1&&, _U2&&); } + + template::template + _MoveConstructiblePair<_U1, _U2>() + && !_PCCFP<_U1, _U2>::template + _ImplicitlyMoveConvertiblePair<_U1, _U2>(), + bool>::type=false> + explicit constexpr pair(pair<_U1, _U2>&& __p) + : first(std::forward<_U1>(__p.first)), + second(std::forward<_U2>(__p.second)) + { __glibcxx_no_dangling_refs(_U1&&, _U2&&); } + +#undef __glibcxx_no_dangling_refs + + pair& + operator=(__conditional_t<__and_, + is_copy_assignable<_T2>>::value, + const pair&, const __nonesuch&> __p) + { + first = __p.first; + second = __p.second; + return *this; + } + + pair& + operator=(__conditional_t<__and_, + is_move_assignable<_T2>>::value, + pair&&, __nonesuch&&> __p) + noexcept(__and_, + is_nothrow_move_assignable<_T2>>::value) + { + first = std::forward(__p.first); + second = std::forward(__p.second); + return *this; + } + + template + typename enable_if<__and_, + is_assignable<_T2&, const _U2&>>::value, + pair&>::type + operator=(const pair<_U1, _U2>& __p) + { + first = __p.first; + second = __p.second; + return *this; + } + + template + typename enable_if<__and_, + is_assignable<_T2&, _U2&&>>::value, + pair&>::type + operator=(pair<_U1, _U2>&& __p) + { + first = std::forward<_U1>(__p.first); + second = std::forward<_U2>(__p.second); + return *this; + } +#endif // lib concepts +#else + // C++03 implementation + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 265. std::pair::pair() effects overly restrictive + /** The default constructor creates @c first and @c second using their + * respective default constructors. */ + pair() : first(), second() { } + + /// Two objects may be passed to a `pair` constructor to be copied. + pair(const _T1& __a, const _T2& __b) + : first(__a), second(__b) { } + + /// Templated constructor to convert from other pairs. + template + pair(const pair<_U1, _U2>& __p) + : first(__p.first), second(__p.second) + { +#if __has_builtin(__reference_constructs_from_temporary) +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wunused-local-typedefs" + typedef int _DanglingCheck1[ + __reference_constructs_from_temporary(_T1, const _U1&) ? -1 : 1 + ]; + typedef int _DanglingCheck2[ + __reference_constructs_from_temporary(_T2, const _U2&) ? -1 : 1 + ]; +#pragma GCC diagnostic pop +#endif + } +#endif // C++11 + }; + + /// @relates pair @{ + +#if __cpp_deduction_guides >= 201606 + template pair(_T1, _T2) -> pair<_T1, _T2>; +#endif + + /// Two pairs of the same type are equal iff their members are equal. + template + inline _GLIBCXX_CONSTEXPR bool + operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return __x.first == __y.first && __x.second == __y.second; } + +#if __cpp_lib_three_way_comparison && __cpp_lib_concepts + template + constexpr common_comparison_category_t<__detail::__synth3way_t<_T1>, + __detail::__synth3way_t<_T2>> + operator<=>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { + if (auto __c = __detail::__synth3way(__x.first, __y.first); __c != 0) + return __c; + return __detail::__synth3way(__x.second, __y.second); + } +#else + /** Defines a lexicographical order for pairs. + * + * For two pairs of the same type, `P` is ordered before `Q` if + * `P.first` is less than `Q.first`, or if `P.first` and `Q.first` + * are equivalent (neither is less than the other) and `P.second` is less + * than `Q.second`. + */ + template + inline _GLIBCXX_CONSTEXPR bool + operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return __x.first < __y.first + || (!(__y.first < __x.first) && __x.second < __y.second); } + + /// Uses @c operator== to find the result. + template + inline _GLIBCXX_CONSTEXPR bool + operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return !(__x == __y); } + + /// Uses @c operator< to find the result. + template + inline _GLIBCXX_CONSTEXPR bool + operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return __y < __x; } + + /// Uses @c operator< to find the result. + template + inline _GLIBCXX_CONSTEXPR bool + operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return !(__y < __x); } + + /// Uses @c operator< to find the result. + template + inline _GLIBCXX_CONSTEXPR bool + operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + { return !(__x < __y); } +#endif // !(three_way_comparison && concepts) + +#if __cplusplus >= 201103L + /** Swap overload for pairs. Calls std::pair::swap(). + * + * @note This std::swap overload is not declared in C++03 mode, + * which has performance implications, e.g. see https://gcc.gnu.org/PR38466 + */ + template + _GLIBCXX20_CONSTEXPR inline +#if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 + // Constrained free swap overload, see p0185r1 + typename enable_if<__and_<__is_swappable<_T1>, + __is_swappable<_T2>>::value>::type +#else + void +#endif + swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y) + noexcept(noexcept(__x.swap(__y))) + { __x.swap(__y); } + +#if __cplusplus > 202002L + template + requires is_swappable_v && is_swappable_v + constexpr void + swap(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) + noexcept(noexcept(__x.swap(__y))) + { __x.swap(__y); } +#endif // C++23 + +#if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 + template + typename enable_if, + __is_swappable<_T2>>::value>::type + swap(pair<_T1, _T2>&, pair<_T1, _T2>&) = delete; +#endif +#endif // __cplusplus >= 201103L + + /// @} relates pair + + /** + * @brief A convenience wrapper for creating a pair from two objects. + * @param __x The first object. + * @param __y The second object. + * @return A newly-constructed pair<> object of the appropriate type. + * + * The C++98 standard says the objects are passed by reference-to-const, + * but C++03 says they are passed by value (this was LWG issue #181). + * + * Since C++11 they have been passed by forwarding reference and then + * forwarded to the new members of the pair. To create a pair with a + * member of reference type, pass a `reference_wrapper` to this function. + */ + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 181. make_pair() unintended behavior +#if __cplusplus >= 201103L + // NB: DR 706. + template + constexpr pair::__type, + typename __decay_and_strip<_T2>::__type> + make_pair(_T1&& __x, _T2&& __y) + { + typedef typename __decay_and_strip<_T1>::__type __ds_type1; + typedef typename __decay_and_strip<_T2>::__type __ds_type2; + typedef pair<__ds_type1, __ds_type2> __pair_type; + return __pair_type(std::forward<_T1>(__x), std::forward<_T2>(__y)); + } +#else + template + inline pair<_T1, _T2> + make_pair(_T1 __x, _T2 __y) + { return pair<_T1, _T2>(__x, __y); } +#endif + + /// @} + +#if __cplusplus >= 201103L + // Various functions which give std::pair a tuple-like interface. + + /// @cond undocumented + template + struct __is_tuple_like_impl> : true_type + { }; + /// @endcond + + /// Partial specialization for std::pair + template + struct tuple_size> + : public integral_constant { }; + + /// Partial specialization for std::pair + template + struct tuple_element<0, pair<_Tp1, _Tp2>> + { typedef _Tp1 type; }; + + /// Partial specialization for std::pair + template + struct tuple_element<1, pair<_Tp1, _Tp2>> + { typedef _Tp2 type; }; + +#if __cplusplus >= 201703L + template + inline constexpr size_t tuple_size_v> = 2; + + template + inline constexpr size_t tuple_size_v> = 2; + + template + inline constexpr bool __is_pair = false; + + template + inline constexpr bool __is_pair> = true; +#endif + + /// @cond undocumented + template + struct __pair_get; + + template<> + struct __pair_get<0> + { + template + static constexpr _Tp1& + __get(pair<_Tp1, _Tp2>& __pair) noexcept + { return __pair.first; } + + template + static constexpr _Tp1&& + __move_get(pair<_Tp1, _Tp2>&& __pair) noexcept + { return std::forward<_Tp1>(__pair.first); } + + template + static constexpr const _Tp1& + __const_get(const pair<_Tp1, _Tp2>& __pair) noexcept + { return __pair.first; } + + template + static constexpr const _Tp1&& + __const_move_get(const pair<_Tp1, _Tp2>&& __pair) noexcept + { return std::forward(__pair.first); } + }; + + template<> + struct __pair_get<1> + { + template + static constexpr _Tp2& + __get(pair<_Tp1, _Tp2>& __pair) noexcept + { return __pair.second; } + + template + static constexpr _Tp2&& + __move_get(pair<_Tp1, _Tp2>&& __pair) noexcept + { return std::forward<_Tp2>(__pair.second); } + + template + static constexpr const _Tp2& + __const_get(const pair<_Tp1, _Tp2>& __pair) noexcept + { return __pair.second; } + + template + static constexpr const _Tp2&& + __const_move_get(const pair<_Tp1, _Tp2>&& __pair) noexcept + { return std::forward(__pair.second); } + }; + /// @endcond + + /** @{ + * std::get overloads for accessing members of std::pair + */ + + template + constexpr typename tuple_element<_Int, pair<_Tp1, _Tp2>>::type& + get(pair<_Tp1, _Tp2>& __in) noexcept + { return __pair_get<_Int>::__get(__in); } + + template + constexpr typename tuple_element<_Int, pair<_Tp1, _Tp2>>::type&& + get(pair<_Tp1, _Tp2>&& __in) noexcept + { return __pair_get<_Int>::__move_get(std::move(__in)); } + + template + constexpr const typename tuple_element<_Int, pair<_Tp1, _Tp2>>::type& + get(const pair<_Tp1, _Tp2>& __in) noexcept + { return __pair_get<_Int>::__const_get(__in); } + + template + constexpr const typename tuple_element<_Int, pair<_Tp1, _Tp2>>::type&& + get(const pair<_Tp1, _Tp2>&& __in) noexcept + { return __pair_get<_Int>::__const_move_get(std::move(__in)); } + +#if __cplusplus >= 201402L + +#define __cpp_lib_tuples_by_type 201304L + + template + constexpr _Tp& + get(pair<_Tp, _Up>& __p) noexcept + { return __p.first; } + + template + constexpr const _Tp& + get(const pair<_Tp, _Up>& __p) noexcept + { return __p.first; } + + template + constexpr _Tp&& + get(pair<_Tp, _Up>&& __p) noexcept + { return std::move(__p.first); } + + template + constexpr const _Tp&& + get(const pair<_Tp, _Up>&& __p) noexcept + { return std::move(__p.first); } + + template + constexpr _Tp& + get(pair<_Up, _Tp>& __p) noexcept + { return __p.second; } + + template + constexpr const _Tp& + get(const pair<_Up, _Tp>& __p) noexcept + { return __p.second; } + + template + constexpr _Tp&& + get(pair<_Up, _Tp>&& __p) noexcept + { return std::move(__p.second); } + + template + constexpr const _Tp&& + get(const pair<_Up, _Tp>&& __p) noexcept + { return std::move(__p.second); } + +#if __cplusplus > 202002L + template class _TQual, template class _UQual> + requires requires { typename pair, _UQual<_U1>>, + common_reference_t<_TQual<_T2>, _UQual<_U2>>>; } + struct basic_common_reference, pair<_U1, _U2>, _TQual, _UQual> + { + using type = pair, _UQual<_U1>>, + common_reference_t<_TQual<_T2>, _UQual<_U2>>>; + }; + + template + requires requires { typename pair, common_type_t<_T2, _U2>>; } + struct common_type, pair<_U1, _U2>> + { using type = pair, common_type_t<_T2, _U2>>; }; +#endif // C++23 + +#endif // C++14 + /// @} +#endif // C++11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif /* _STL_PAIR_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h.blob new file mode 100644 index 0000000..c5462e2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stl_pair.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc new file mode 100644 index 0000000..52bac9f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc @@ -0,0 +1,169 @@ +// Stream buffer classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/streambuf.tcc + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{streambuf} + */ + +// +// ISO C++ 14882: 27.5 Stream buffers +// + +#ifndef _STREAMBUF_TCC +#define _STREAMBUF_TCC 1 + +#pragma GCC system_header + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + streamsize + basic_streambuf<_CharT, _Traits>:: + xsgetn(char_type* __s, streamsize __n) + { + streamsize __ret = 0; + while (__ret < __n) + { + const streamsize __buf_len = this->egptr() - this->gptr(); + if (__buf_len) + { + const streamsize __remaining = __n - __ret; + const streamsize __len = std::min(__buf_len, __remaining); + traits_type::copy(__s, this->gptr(), __len); + __ret += __len; + __s += __len; + this->__safe_gbump(__len); + } + + if (__ret < __n) + { + const int_type __c = this->uflow(); + if (!traits_type::eq_int_type(__c, traits_type::eof())) + { + traits_type::assign(*__s++, traits_type::to_char_type(__c)); + ++__ret; + } + else + break; + } + } + return __ret; + } + + template + streamsize + basic_streambuf<_CharT, _Traits>:: + xsputn(const char_type* __s, streamsize __n) + { + streamsize __ret = 0; + while (__ret < __n) + { + const streamsize __buf_len = this->epptr() - this->pptr(); + if (__buf_len) + { + const streamsize __remaining = __n - __ret; + const streamsize __len = std::min(__buf_len, __remaining); + traits_type::copy(this->pptr(), __s, __len); + __ret += __len; + __s += __len; + this->__safe_pbump(__len); + } + + if (__ret < __n) + { + int_type __c = this->overflow(traits_type::to_int_type(*__s)); + if (!traits_type::eq_int_type(__c, traits_type::eof())) + { + ++__ret; + ++__s; + } + else + break; + } + } + return __ret; + } + + // Conceivably, this could be used to implement buffer-to-buffer + // copies, if this was ever desired in an un-ambiguous way by the + // standard. + template + streamsize + __copy_streambufs_eof(basic_streambuf<_CharT, _Traits>* __sbin, + basic_streambuf<_CharT, _Traits>* __sbout, + bool& __ineof) + { + streamsize __ret = 0; + __ineof = true; + typename _Traits::int_type __c = __sbin->sgetc(); + while (!_Traits::eq_int_type(__c, _Traits::eof())) + { + __c = __sbout->sputc(_Traits::to_char_type(__c)); + if (_Traits::eq_int_type(__c, _Traits::eof())) + { + __ineof = false; + break; + } + ++__ret; + __c = __sbin->snextc(); + } + return __ret; + } + + template + inline streamsize + __copy_streambufs(basic_streambuf<_CharT, _Traits>* __sbin, + basic_streambuf<_CharT, _Traits>* __sbout) + { + bool __ineof; + return __copy_streambufs_eof(__sbin, __sbout, __ineof); + } + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class basic_streambuf; + + extern template + streamsize + __copy_streambufs(basic_streambuf*, + basic_streambuf*); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class basic_streambuf; + + extern template + streamsize + __copy_streambufs(basic_streambuf*, + basic_streambuf*); +#endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc.blob new file mode 100644 index 0000000..3759ab3 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf.tcc.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h new file mode 100644 index 0000000..32285a6 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h @@ -0,0 +1,520 @@ +// Streambuf iterators + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/streambuf_iterator.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iterator} + */ + +#ifndef _STREAMBUF_ITERATOR_H +#define _STREAMBUF_ITERATOR_H 1 + +#pragma GCC system_header + +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @addtogroup iterators + * @{ + */ + +// Ignore warnings about std::iterator. +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + // 24.5.3 Template class istreambuf_iterator + /// Provides input iterator semantics for streambufs. + template + class istreambuf_iterator + : public iterator + { + public: + // Types: + ///@{ + /// Public typedefs +#if __cplusplus < 201103L + typedef _CharT& reference; // Changed to _CharT by LWG 445 +#elif __cplusplus > 201703L + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 3188. istreambuf_iterator::pointer should not be unspecified + using pointer = void; +#endif + + typedef _CharT char_type; + typedef _Traits traits_type; + typedef typename _Traits::int_type int_type; + typedef basic_streambuf<_CharT, _Traits> streambuf_type; + typedef basic_istream<_CharT, _Traits> istream_type; + ///@} + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + ostreambuf_iterator<_CharT2> >::__type + copy(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>, + ostreambuf_iterator<_CharT2>); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + _CharT2*>::__type + __copy_move_a2(istreambuf_iterator<_CharT2>, + istreambuf_iterator<_CharT2>, _CharT2*); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + _CharT2*>::__type + __copy_n_a(istreambuf_iterator<_CharT2>, _Size, _CharT2*, bool); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + istreambuf_iterator<_CharT2> >::__type + find(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>, + const _CharT2&); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + void>::__type + advance(istreambuf_iterator<_CharT2>&, _Distance); + + private: + // 24.5.3 istreambuf_iterator + // p 1 + // If the end of stream is reached (streambuf_type::sgetc() + // returns traits_type::eof()), the iterator becomes equal to + // the "end of stream" iterator value. + // NB: This implementation assumes the "end of stream" value + // is EOF, or -1. + mutable streambuf_type* _M_sbuf; + int_type _M_c; + + public: + /// Construct end of input stream iterator. + _GLIBCXX_CONSTEXPR istreambuf_iterator() _GLIBCXX_USE_NOEXCEPT + : _M_sbuf(0), _M_c(traits_type::eof()) { } + +#if __cplusplus > 201703L && __cpp_lib_concepts + constexpr istreambuf_iterator(default_sentinel_t) noexcept + : istreambuf_iterator() { } +#endif + +#if __cplusplus >= 201103L + istreambuf_iterator(const istreambuf_iterator&) noexcept = default; + + ~istreambuf_iterator() = default; +#endif + + /// Construct start of input stream iterator. + istreambuf_iterator(istream_type& __s) _GLIBCXX_USE_NOEXCEPT + : _M_sbuf(__s.rdbuf()), _M_c(traits_type::eof()) { } + + /// Construct start of streambuf iterator. + istreambuf_iterator(streambuf_type* __s) _GLIBCXX_USE_NOEXCEPT + : _M_sbuf(__s), _M_c(traits_type::eof()) { } + +#if __cplusplus >= 201103L + istreambuf_iterator& + operator=(const istreambuf_iterator&) noexcept = default; +#endif + + /// Return the current character pointed to by iterator. This returns + /// streambuf.sgetc(). It cannot be assigned. NB: The result of + /// operator*() on an end of stream is undefined. + _GLIBCXX_NODISCARD + char_type + operator*() const + { + int_type __c = _M_get(); + +#ifdef _GLIBCXX_DEBUG_PEDANTIC + // Dereferencing a past-the-end istreambuf_iterator is a + // libstdc++ extension + __glibcxx_requires_cond(!_S_is_eof(__c), + _M_message(__gnu_debug::__msg_deref_istreambuf) + ._M_iterator(*this)); +#endif + return traits_type::to_char_type(__c); + } + + /// Advance the iterator. Calls streambuf.sbumpc(). + istreambuf_iterator& + operator++() + { + __glibcxx_requires_cond(_M_sbuf && + (!_S_is_eof(_M_c) || !_S_is_eof(_M_sbuf->sgetc())), + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(*this)); + + _M_sbuf->sbumpc(); + _M_c = traits_type::eof(); + return *this; + } + + /// Advance the iterator. Calls streambuf.sbumpc(). + istreambuf_iterator + operator++(int) + { + __glibcxx_requires_cond(_M_sbuf && + (!_S_is_eof(_M_c) || !_S_is_eof(_M_sbuf->sgetc())), + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(*this)); + + istreambuf_iterator __old = *this; + __old._M_c = _M_sbuf->sbumpc(); + _M_c = traits_type::eof(); + return __old; + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 110 istreambuf_iterator::equal not const + // NB: there is also number 111 (NAD) relevant to this function. + /// Return true both iterators are end or both are not end. + _GLIBCXX_NODISCARD + bool + equal(const istreambuf_iterator& __b) const + { return _M_at_eof() == __b._M_at_eof(); } + + private: + int_type + _M_get() const + { + int_type __ret = _M_c; + if (_M_sbuf && _S_is_eof(__ret) && _S_is_eof(__ret = _M_sbuf->sgetc())) + _M_sbuf = 0; + return __ret; + } + + bool + _M_at_eof() const + { return _S_is_eof(_M_get()); } + + static bool + _S_is_eof(int_type __c) + { + const int_type __eof = traits_type::eof(); + return traits_type::eq_int_type(__c, __eof); + } + +#if __cplusplus > 201703L && __cpp_lib_concepts + [[nodiscard]] + friend bool + operator==(const istreambuf_iterator& __i, default_sentinel_t __s) + { return __i._M_at_eof(); } +#endif + }; + + template + _GLIBCXX_NODISCARD + inline bool + operator==(const istreambuf_iterator<_CharT, _Traits>& __a, + const istreambuf_iterator<_CharT, _Traits>& __b) + { return __a.equal(__b); } + +#if __cpp_impl_three_way_comparison < 201907L + template + _GLIBCXX_NODISCARD + inline bool + operator!=(const istreambuf_iterator<_CharT, _Traits>& __a, + const istreambuf_iterator<_CharT, _Traits>& __b) + { return !__a.equal(__b); } +#endif + + /// Provides output iterator semantics for streambufs. + template + class ostreambuf_iterator + : public iterator + { + public: + // Types: + ///@{ + /// Public typedefs +#if __cplusplus > 201703L + using difference_type = ptrdiff_t; +#endif + typedef _CharT char_type; + typedef _Traits traits_type; + typedef basic_streambuf<_CharT, _Traits> streambuf_type; + typedef basic_ostream<_CharT, _Traits> ostream_type; + ///@} + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + ostreambuf_iterator<_CharT2> >::__type + copy(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>, + ostreambuf_iterator<_CharT2>); + + private: + streambuf_type* _M_sbuf; + bool _M_failed; + + public: + +#if __cplusplus > 201703L + constexpr + ostreambuf_iterator() noexcept + : _M_sbuf(nullptr), _M_failed(true) { } +#endif + + /// Construct output iterator from ostream. + ostreambuf_iterator(ostream_type& __s) _GLIBCXX_USE_NOEXCEPT + : _M_sbuf(__s.rdbuf()), _M_failed(!_M_sbuf) { } + + /// Construct output iterator from streambuf. + ostreambuf_iterator(streambuf_type* __s) _GLIBCXX_USE_NOEXCEPT + : _M_sbuf(__s), _M_failed(!_M_sbuf) { } + + /// Write character to streambuf. Calls streambuf.sputc(). + ostreambuf_iterator& + operator=(_CharT __c) + { + if (!_M_failed && + _Traits::eq_int_type(_M_sbuf->sputc(__c), _Traits::eof())) + _M_failed = true; + return *this; + } + + /// Return *this. + _GLIBCXX_NODISCARD + ostreambuf_iterator& + operator*() + { return *this; } + + /// Return *this. + ostreambuf_iterator& + operator++(int) + { return *this; } + + /// Return *this. + ostreambuf_iterator& + operator++() + { return *this; } + + /// Return true if previous operator=() failed. + _GLIBCXX_NODISCARD + bool + failed() const _GLIBCXX_USE_NOEXCEPT + { return _M_failed; } + + ostreambuf_iterator& + _M_put(const _CharT* __ws, streamsize __len) + { + if (__builtin_expect(!_M_failed, true) + && __builtin_expect(this->_M_sbuf->sputn(__ws, __len) != __len, + false)) + _M_failed = true; + return *this; + } + }; +#pragma GCC diagnostic pop + + // Overloads for streambuf iterators. + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + ostreambuf_iterator<_CharT> >::__type + copy(istreambuf_iterator<_CharT> __first, + istreambuf_iterator<_CharT> __last, + ostreambuf_iterator<_CharT> __result) + { + if (__first._M_sbuf && !__last._M_sbuf && !__result._M_failed) + { + bool __ineof; + __copy_streambufs_eof(__first._M_sbuf, __result._M_sbuf, __ineof); + if (!__ineof) + __result._M_failed = true; + } + return __result; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + ostreambuf_iterator<_CharT> >::__type + __copy_move_a2(_CharT* __first, _CharT* __last, + ostreambuf_iterator<_CharT> __result) + { + const streamsize __num = __last - __first; + if (__num > 0) + __result._M_put(__first, __num); + return __result; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + ostreambuf_iterator<_CharT> >::__type + __copy_move_a2(const _CharT* __first, const _CharT* __last, + ostreambuf_iterator<_CharT> __result) + { + const streamsize __num = __last - __first; + if (__num > 0) + __result._M_put(__first, __num); + return __result; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + _CharT*>::__type + __copy_move_a2(istreambuf_iterator<_CharT> __first, + istreambuf_iterator<_CharT> __last, _CharT* __result) + { + typedef istreambuf_iterator<_CharT> __is_iterator_type; + typedef typename __is_iterator_type::traits_type traits_type; + typedef typename __is_iterator_type::streambuf_type streambuf_type; + typedef typename traits_type::int_type int_type; + + if (__first._M_sbuf && !__last._M_sbuf) + { + streambuf_type* __sb = __first._M_sbuf; + int_type __c = __sb->sgetc(); + while (!traits_type::eq_int_type(__c, traits_type::eof())) + { + const streamsize __n = __sb->egptr() - __sb->gptr(); + if (__n > 1) + { + traits_type::copy(__result, __sb->gptr(), __n); + __sb->__safe_gbump(__n); + __result += __n; + __c = __sb->underflow(); + } + else + { + *__result++ = traits_type::to_char_type(__c); + __c = __sb->snextc(); + } + } + } + return __result; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + _CharT*>::__type + __copy_n_a(istreambuf_iterator<_CharT> __it, _Size __n, _CharT* __result, + bool __strict __attribute__((__unused__))) + { + if (__n == 0) + return __result; + + __glibcxx_requires_cond(__it._M_sbuf, + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(__it)); + _CharT* __beg = __result; + __result += __it._M_sbuf->sgetn(__beg, __n); + __glibcxx_requires_cond(!__strict || __result - __beg == __n, + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(__it)); + return __result; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + istreambuf_iterator<_CharT> >::__type + find(istreambuf_iterator<_CharT> __first, + istreambuf_iterator<_CharT> __last, const _CharT& __val) + { + typedef istreambuf_iterator<_CharT> __is_iterator_type; + typedef typename __is_iterator_type::traits_type traits_type; + typedef typename __is_iterator_type::streambuf_type streambuf_type; + typedef typename traits_type::int_type int_type; + const int_type __eof = traits_type::eof(); + + if (__first._M_sbuf && !__last._M_sbuf) + { + const int_type __ival = traits_type::to_int_type(__val); + streambuf_type* __sb = __first._M_sbuf; + int_type __c = __sb->sgetc(); + while (!traits_type::eq_int_type(__c, __eof) + && !traits_type::eq_int_type(__c, __ival)) + { + streamsize __n = __sb->egptr() - __sb->gptr(); + if (__n > 1) + { + const _CharT* __p = traits_type::find(__sb->gptr(), + __n, __val); + if (__p) + __n = __p - __sb->gptr(); + __sb->__safe_gbump(__n); + __c = __sb->sgetc(); + } + else + __c = __sb->snextc(); + } + + __first._M_c = __eof; + } + + return __first; + } + + template + typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, + void>::__type + advance(istreambuf_iterator<_CharT>& __i, _Distance __n) + { + if (__n == 0) + return; + + __glibcxx_assert(__n > 0); + __glibcxx_requires_cond(!__i._M_at_eof(), + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(__i)); + + typedef istreambuf_iterator<_CharT> __is_iterator_type; + typedef typename __is_iterator_type::traits_type traits_type; + typedef typename __is_iterator_type::streambuf_type streambuf_type; + typedef typename traits_type::int_type int_type; + const int_type __eof = traits_type::eof(); + + streambuf_type* __sb = __i._M_sbuf; + while (__n > 0) + { + streamsize __size = __sb->egptr() - __sb->gptr(); + if (__size > __n) + { + __sb->__safe_gbump(__n); + break; + } + + __sb->__safe_gbump(__size); + __n -= __size; + if (traits_type::eq_int_type(__sb->underflow(), __eof)) + { + __glibcxx_requires_cond(__n == 0, + _M_message(__gnu_debug::__msg_inc_istreambuf) + ._M_iterator(__i)); + break; + } + } + + __i._M_c = __eof; + } + +/// @} group iterators + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h.blob new file mode 100644 index 0000000..3cafeeb Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@streambuf_iterator.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h new file mode 100644 index 0000000..1460c8a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h @@ -0,0 +1,100 @@ +// Forward declarations -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/stringfwd.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{string} + */ + +// +// ISO C++ 14882: 21 Strings library +// + +#ifndef _STRINGFWD_H +#define _STRINGFWD_H 1 + +#pragma GCC system_header + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup strings Strings + * + * @{ + */ + + template + struct char_traits; + + template<> struct char_traits; + + template<> struct char_traits; + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> struct char_traits; +#endif + +#if __cplusplus >= 201103L + template<> struct char_traits; + template<> struct char_traits; +#endif + +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + + template, + typename _Alloc = allocator<_CharT> > + class basic_string; + +_GLIBCXX_END_NAMESPACE_CXX11 + + /// A string of @c char + typedef basic_string string; + + /// A string of @c wchar_t + typedef basic_string wstring; + +#ifdef _GLIBCXX_USE_CHAR8_T + /// A string of @c char8_t + typedef basic_string u8string; +#endif + +#if __cplusplus >= 201103L + /// A string of @c char16_t + typedef basic_string u16string; + + /// A string of @c char32_t + typedef basic_string u32string; +#endif + + /** @} */ + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // _STRINGFWD_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h.blob new file mode 100644 index 0000000..f50972d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@stringfwd.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h new file mode 100644 index 0000000..abaaae2 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h @@ -0,0 +1,274 @@ +// Utilities used throughout the library -*- C++ -*- + +// Copyright (C) 2004-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/bits/utility.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{utility} + * + * This file contains the parts of `` needed by other headers, + * so they don't need to include the whole of ``. + */ + +#ifndef _GLIBCXX_UTILITY_H +#define _GLIBCXX_UTILITY_H 1 + +#pragma GCC system_header + +#if __cplusplus >= 201103L + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /// Finds the size of a given tuple type. + template + struct tuple_size; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2313. tuple_size should always derive from integral_constant + // 2770. tuple_size specialization is not SFINAE compatible + + template::type, + typename = typename enable_if::value>::type, + size_t = tuple_size<_Tp>::value> + using __enable_if_has_tuple_size = _Tp; + + template + struct tuple_size> + : public tuple_size<_Tp> { }; + + template + struct tuple_size> + : public tuple_size<_Tp> { }; + + template + struct tuple_size> + : public tuple_size<_Tp> { }; + +#if __cplusplus >= 201703L + template + inline constexpr size_t tuple_size_v = tuple_size<_Tp>::value; +#endif + + /// Gives the type of the ith element of a given tuple type. + template + struct tuple_element; + + // Duplicate of C++14's tuple_element_t for internal use in C++11 mode + template + using __tuple_element_t = typename tuple_element<__i, _Tp>::type; + + template + struct tuple_element<__i, const _Tp> + { + using type = const __tuple_element_t<__i, _Tp>; + }; + + template + struct tuple_element<__i, volatile _Tp> + { + using type = volatile __tuple_element_t<__i, _Tp>; + }; + + template + struct tuple_element<__i, const volatile _Tp> + { + using type = const volatile __tuple_element_t<__i, _Tp>; + }; + +#if __cplusplus >= 201402L + + // Return the index of _Tp in _Types, if it occurs exactly once. + // Otherwise, return sizeof...(_Types). + template + constexpr size_t + __find_uniq_type_in_pack() + { + constexpr size_t __sz = sizeof...(_Types); + constexpr bool __found[__sz] = { __is_same(_Tp, _Types) ... }; + size_t __n = __sz; + for (size_t __i = 0; __i < __sz; ++__i) + { + if (__found[__i]) + { + if (__n < __sz) // more than one _Tp found + return __sz; + __n = __i; + } + } + return __n; + } + +// The standard says this macro and alias template should be in but we +// define them here, to be available in , and too. +// _GLIBCXX_RESOLVE_LIB_DEFECTS +// 3378. tuple_size_v/tuple_element_t should be available when +// tuple_size/tuple_element are +#define __cpp_lib_tuple_element_t 201402L + + template + using tuple_element_t = typename tuple_element<__i, _Tp>::type; +#endif // C++14 + + // Stores a tuple of indices. Used by tuple and pair, and by bind() to + // extract the elements in a tuple. + template struct _Index_tuple { }; + + // Builds an _Index_tuple<0, 1, 2, ..., _Num-1>. + template + struct _Build_index_tuple + { +#if __has_builtin(__make_integer_seq) + template + using _IdxTuple = _Index_tuple<_Indices...>; + + // Clang defines __make_integer_seq for this purpose. + using __type = __make_integer_seq<_IdxTuple, size_t, _Num>; +#else + // For GCC and other compilers, use __integer_pack instead. + using __type = _Index_tuple<__integer_pack(_Num)...>; +#endif + }; + +#if __cplusplus >= 201402L + +#define __cpp_lib_integer_sequence 201304L + + /// Class template integer_sequence + template + struct integer_sequence + { + typedef _Tp value_type; + static constexpr size_t size() noexcept { return sizeof...(_Idx); } + }; + + /// Alias template make_integer_sequence + template + using make_integer_sequence +#if __has_builtin(__make_integer_seq) + = __make_integer_seq; +#else + = integer_sequence<_Tp, __integer_pack(_Num)...>; +#endif + + /// Alias template index_sequence + template + using index_sequence = integer_sequence; + + /// Alias template make_index_sequence + template + using make_index_sequence = make_integer_sequence; + + /// Alias template index_sequence_for + template + using index_sequence_for = make_index_sequence; + +#if __cplusplus >= 201703L + + struct in_place_t { + explicit in_place_t() = default; + }; + + inline constexpr in_place_t in_place{}; + + template struct in_place_type_t + { + explicit in_place_type_t() = default; + }; + + template + inline constexpr in_place_type_t<_Tp> in_place_type{}; + + template struct in_place_index_t + { + explicit in_place_index_t() = default; + }; + + template + inline constexpr in_place_index_t<_Idx> in_place_index{}; + + template + inline constexpr bool __is_in_place_type_v = false; + + template + inline constexpr bool __is_in_place_type_v> = true; + + template + using __is_in_place_type = bool_constant<__is_in_place_type_v<_Tp>>; + +#endif // C++17 +#endif // C++14 + + template + struct _Nth_type + { }; + + template + struct _Nth_type<0, _Tp0, _Rest...> + { using type = _Tp0; }; + + template + struct _Nth_type<1, _Tp0, _Tp1, _Rest...> + { using type = _Tp1; }; + + template + struct _Nth_type<2, _Tp0, _Tp1, _Tp2, _Rest...> + { using type = _Tp2; }; + + template +#if __cpp_concepts + requires (_Np >= 3) +#endif + struct _Nth_type<_Np, _Tp0, _Tp1, _Tp2, _Rest...> + : _Nth_type<_Np - 3, _Rest...> + { }; + +#if ! __cpp_concepts // Need additional specializations to avoid ambiguities. + template + struct _Nth_type<0, _Tp0, _Tp1, _Rest...> + { using type = _Tp0; }; + + template + struct _Nth_type<0, _Tp0, _Tp1, _Tp2, _Rest...> + { using type = _Tp0; }; + + template + struct _Nth_type<1, _Tp0, _Tp1, _Tp2, _Rest...> + { using type = _Tp1; }; +#endif + +#if __cplusplus > 202002L +#define __cpp_lib_ranges_zip 202110L // for and +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // C++11 +#endif /* _GLIBCXX_UTILITY_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h.blob new file mode 100644 index 0000000..2c1723f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@bits@utility.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype new file mode 100644 index 0000000..bd667fb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype @@ -0,0 +1,94 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/cctype + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c ctype.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: +// + +#pragma GCC system_header + +#include +#include + +#ifndef _GLIBCXX_CCTYPE +#define _GLIBCXX_CCTYPE 1 + +// Get rid of those macros defined in in lieu of real functions. +#undef isalnum +#undef isalpha +#undef iscntrl +#undef isdigit +#undef isgraph +#undef islower +#undef isprint +#undef ispunct +#undef isspace +#undef isupper +#undef isxdigit +#undef tolower +#undef toupper + +namespace std +{ + using ::isalnum; + using ::isalpha; + using ::iscntrl; + using ::isdigit; + using ::isgraph; + using ::islower; + using ::isprint; + using ::ispunct; + using ::isspace; + using ::isupper; + using ::isxdigit; + using ::tolower; + using ::toupper; +} // namespace std + +#if __cplusplus >= 201103L + +#ifdef _GLIBCXX_USE_C99_CTYPE_TR1 + +#undef isblank + +namespace std +{ + using ::isblank; +} // namespace std + +#endif // _GLIBCXX_USE_C99_CTYPE_TR1 + +#endif // C++11 + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype.blob new file mode 100644 index 0000000..6dba6bf Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cctype.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno new file mode 100644 index 0000000..ec163f0 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno @@ -0,0 +1,52 @@ +// The -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file cerrno + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c errno.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: 19.3 Error numbers +// + +#pragma GCC system_header + +#include +#include + +#ifndef _GLIBCXX_CERRNO +#define _GLIBCXX_CERRNO 1 + +// Adhere to section 17.4.1.2 clause 5 of ISO 14882:1998 +#ifndef errno +#define errno errno +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno.blob new file mode 100644 index 0000000..4402dac Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cerrno.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale new file mode 100644 index 0000000..eeef277 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale @@ -0,0 +1,58 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file clocale + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c locale.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: 18.2.2 Implementation properties: C library +// + +#pragma GCC system_header + +#include +#include + +#ifndef _GLIBCXX_CLOCALE +#define _GLIBCXX_CLOCALE 1 + +// Get rid of those macros defined in in lieu of real functions. +#undef setlocale +#undef localeconv + +namespace std +{ + using ::lconv; + using ::setlocale; + using ::localeconv; +} // namespace std + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale.blob new file mode 100644 index 0000000..3292867 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@clocale.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio new file mode 100644 index 0000000..7e8e740 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio @@ -0,0 +1,194 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/cstdio + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c stdio.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: 27.8.2 C Library files +// + +#pragma GCC system_header + +#include +#include + +#ifndef _GLIBCXX_CSTDIO +#define _GLIBCXX_CSTDIO 1 + +#if __cplusplus <= 201103L && !defined(_GLIBCXX_HAVE_GETS) +extern "C" char* gets (char* __s) __attribute__((__deprecated__)); +#endif + +// Get rid of those macros defined in in lieu of real functions. +#undef clearerr +#undef fclose +#undef feof +#undef ferror +#undef fflush +#undef fgetc +#undef fgetpos +#undef fgets +#undef fopen +#undef fprintf +#undef fputc +#undef fputs +#undef fread +#undef freopen +#undef fscanf +#undef fseek +#undef fsetpos +#undef ftell +#undef fwrite +#undef getc +#undef getchar +#if __cplusplus <= 201103L +# undef gets +#endif +#undef perror +#undef printf +#undef putc +#undef putchar +#undef puts +#undef remove +#undef rename +#undef rewind +#undef scanf +#undef setbuf +#undef setvbuf +#undef sprintf +#undef sscanf +#undef tmpfile +#undef tmpnam +#undef ungetc +#undef vfprintf +#undef vprintf +#undef vsprintf + +namespace std +{ + using ::FILE; + using ::fpos_t; + + using ::clearerr; + using ::fclose; + using ::feof; + using ::ferror; + using ::fflush; + using ::fgetc; + using ::fgetpos; + using ::fgets; + using ::fopen; + using ::fprintf; + using ::fputc; + using ::fputs; + using ::fread; + using ::freopen; + using ::fscanf; + using ::fseek; + using ::fsetpos; + using ::ftell; + using ::fwrite; + using ::getc; + using ::getchar; +#if __cplusplus <= 201103L + // LWG 2249 + using ::gets; +#endif + using ::perror; + using ::printf; + using ::putc; + using ::putchar; + using ::puts; + using ::remove; + using ::rename; + using ::rewind; + using ::scanf; + using ::setbuf; + using ::setvbuf; + using ::sprintf; + using ::sscanf; + using ::tmpfile; +#if _GLIBCXX_USE_TMPNAM + using ::tmpnam; +#endif + using ::ungetc; + using ::vfprintf; + using ::vprintf; + using ::vsprintf; +} // namespace + +#if _GLIBCXX_USE_C99_STDIO + +#undef snprintf +#undef vfscanf +#undef vscanf +#undef vsnprintf +#undef vsscanf + +namespace __gnu_cxx +{ +#if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC + extern "C" int + (snprintf)(char * __restrict, std::size_t, const char * __restrict, ...) + throw (); + extern "C" int + (vfscanf)(FILE * __restrict, const char * __restrict, __gnuc_va_list); + extern "C" int (vscanf)(const char * __restrict, __gnuc_va_list); + extern "C" int + (vsnprintf)(char * __restrict, std::size_t, const char * __restrict, + __gnuc_va_list) throw (); + extern "C" int + (vsscanf)(const char * __restrict, const char * __restrict, __gnuc_va_list) + throw (); +#endif + +#if !_GLIBCXX_USE_C99_DYNAMIC + using ::snprintf; + using ::vfscanf; + using ::vscanf; + using ::vsnprintf; + using ::vsscanf; +#endif +} // namespace __gnu_cxx + +namespace std +{ + using ::__gnu_cxx::snprintf; + using ::__gnu_cxx::vfscanf; + using ::__gnu_cxx::vscanf; + using ::__gnu_cxx::vsnprintf; + using ::__gnu_cxx::vsscanf; +} // namespace std + +#endif // _GLIBCXX_USE_C99_STDIO + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio.blob new file mode 100644 index 0000000..1d86a84 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdio.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib new file mode 100644 index 0000000..aeb961a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib @@ -0,0 +1,265 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/cstdlib + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c stdlib.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: 20.4.6 C library +// + +#pragma GCC system_header + +#include + +#ifndef _GLIBCXX_CSTDLIB +#define _GLIBCXX_CSTDLIB 1 + +#if !_GLIBCXX_HOSTED +// The C standard does not require a freestanding implementation to +// provide . However, the C++ standard does still require +// -- but only the functionality mentioned in +// [lib.support.start.term]. + +#define EXIT_SUCCESS 0 +#define EXIT_FAILURE 1 +#define NULL __null + +namespace std +{ + extern "C" void abort(void) _GLIBCXX_NOTHROW _GLIBCXX_NORETURN; + extern "C" int atexit(void (*)(void)) _GLIBCXX_NOTHROW; + extern "C" void exit(int) _GLIBCXX_NOTHROW _GLIBCXX_NORETURN; +#if __cplusplus >= 201103L +# ifdef _GLIBCXX_HAVE_AT_QUICK_EXIT + extern "C" int at_quick_exit(void (*)(void)) _GLIBCXX_NOTHROW; +# endif +# ifdef _GLIBCXX_HAVE_QUICK_EXIT + extern "C" void quick_exit(int) _GLIBCXX_NOTHROW _GLIBCXX_NORETURN; +# endif +#if _GLIBCXX_USE_C99_STDLIB + extern "C" void _Exit(int) _GLIBCXX_NOTHROW _GLIBCXX_NORETURN; +#endif +#endif +} // namespace std + +#else + +// Need to ensure this finds the C library's not a libstdc++ +// wrapper that might already be installed later in the include search path. +#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS +#include_next +#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS +#include + +// Get rid of those macros defined in in lieu of real functions. +#undef abort +#if __cplusplus >= 201703L && defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) +# undef aligned_alloc +#endif +#undef atexit +#if __cplusplus >= 201103L +# ifdef _GLIBCXX_HAVE_AT_QUICK_EXIT +# undef at_quick_exit +# endif +#endif +#undef atof +#undef atoi +#undef atol +#undef bsearch +#undef calloc +#undef div +#undef exit +#undef free +#undef getenv +#undef labs +#undef ldiv +#undef malloc +#undef mblen +#undef mbstowcs +#undef mbtowc +#undef qsort +#if __cplusplus >= 201103L +# ifdef _GLIBCXX_HAVE_QUICK_EXIT +# undef quick_exit +# endif +#endif +#undef rand +#undef realloc +#undef srand +#undef strtod +#undef strtol +#undef strtoul +#undef system +#undef wcstombs +#undef wctomb + +extern "C++" +{ +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + using ::div_t; + using ::ldiv_t; + + using ::abort; +#if __cplusplus >= 201703L && defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) + using ::aligned_alloc; +#endif + using ::atexit; +#if __cplusplus >= 201103L +# ifdef _GLIBCXX_HAVE_AT_QUICK_EXIT + using ::at_quick_exit; +# endif +#endif + using ::atof; + using ::atoi; + using ::atol; + using ::bsearch; + using ::calloc; + using ::div; + using ::exit; + using ::free; + using ::getenv; + using ::labs; + using ::ldiv; + using ::malloc; +#ifdef _GLIBCXX_HAVE_MBSTATE_T + using ::mblen; + using ::mbstowcs; + using ::mbtowc; +#endif // _GLIBCXX_HAVE_MBSTATE_T + using ::qsort; +#if __cplusplus >= 201103L +# ifdef _GLIBCXX_HAVE_QUICK_EXIT + using ::quick_exit; +# endif +#endif + using ::rand; + using ::realloc; + using ::srand; + using ::strtod; + using ::strtol; + using ::strtoul; + using ::system; +#ifdef _GLIBCXX_USE_WCHAR_T + using ::wcstombs; + using ::wctomb; +#endif // _GLIBCXX_USE_WCHAR_T + +#ifndef __CORRECT_ISO_CPP_STDLIB_H_PROTO + inline ldiv_t + div(long __i, long __j) _GLIBCXX_NOTHROW { return ldiv(__i, __j); } +#endif + + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#if _GLIBCXX_USE_C99_STDLIB + +#undef _Exit +#undef llabs +#undef lldiv +#undef atoll +#undef strtoll +#undef strtoull +#undef strtof +#undef strtold + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::lldiv_t; +#endif +#if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC + extern "C" void (_Exit)(int) _GLIBCXX_NOTHROW _GLIBCXX_NORETURN; +#endif +#if !_GLIBCXX_USE_C99_DYNAMIC + using ::_Exit; +#endif + +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::llabs; + + inline lldiv_t + div(long long __n, long long __d) + { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; } + + using ::lldiv; +#endif + +#if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + extern "C" long long int (atoll)(const char *) _GLIBCXX_NOTHROW; + extern "C" long long int + (strtoll)(const char * __restrict, char ** __restrict, int) _GLIBCXX_NOTHROW; + extern "C" unsigned long long int + (strtoull)(const char * __restrict, char ** __restrict, int) _GLIBCXX_NOTHROW; +#endif +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::atoll; + using ::strtoll; + using ::strtoull; +#endif + using ::strtof; + using ::strtold; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace __gnu_cxx + +namespace std +{ +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::__gnu_cxx::lldiv_t; +#endif + using ::__gnu_cxx::_Exit; +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::__gnu_cxx::llabs; + using ::__gnu_cxx::div; + using ::__gnu_cxx::lldiv; +#endif + using ::__gnu_cxx::atoll; + using ::__gnu_cxx::strtof; + using ::__gnu_cxx::strtoll; + using ::__gnu_cxx::strtoull; + using ::__gnu_cxx::strtold; +} // namespace std + +#endif // _GLIBCXX_USE_C99_STDLIB + +} // extern "C++" + +#endif // !_GLIBCXX_HOSTED + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib.blob new file mode 100644 index 0000000..d28152e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cstdlib.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar new file mode 100644 index 0000000..39473bb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar @@ -0,0 +1,306 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/cwchar + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c wchar.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: 21.4 +// + +#pragma GCC system_header + +#include + +#if _GLIBCXX_HAVE_WCHAR_H +#include +#endif + +#ifndef _GLIBCXX_CWCHAR +#define _GLIBCXX_CWCHAR 1 + +// Need to do a bit of trickery here with mbstate_t as char_traits +// assumes it is in wchar.h, regardless of wchar_t specializations. +#ifndef _GLIBCXX_HAVE_MBSTATE_T +extern "C" +{ + typedef struct + { + int __fill[6]; + } mbstate_t; +} +#endif + +namespace std +{ + using ::mbstate_t; +} // namespace std + +// Get rid of those macros defined in in lieu of real functions. +#undef btowc +#undef fgetwc +#undef fgetws +#undef fputwc +#undef fputws +#undef fwide +#undef fwprintf +#undef fwscanf +#undef getwc +#undef getwchar +#undef mbrlen +#undef mbrtowc +#undef mbsinit +#undef mbsrtowcs +#undef putwc +#undef putwchar +#undef swprintf +#undef swscanf +#undef ungetwc +#undef vfwprintf +#if _GLIBCXX_HAVE_VFWSCANF +# undef vfwscanf +#endif +#undef vswprintf +#if _GLIBCXX_HAVE_VSWSCANF +# undef vswscanf +#endif +#undef vwprintf +#if _GLIBCXX_HAVE_VWSCANF +# undef vwscanf +#endif +#undef wcrtomb +#undef wcscat +#undef wcschr +#undef wcscmp +#undef wcscoll +#undef wcscpy +#undef wcscspn +#undef wcsftime +#undef wcslen +#undef wcsncat +#undef wcsncmp +#undef wcsncpy +#undef wcspbrk +#undef wcsrchr +#undef wcsrtombs +#undef wcsspn +#undef wcsstr +#undef wcstod +#if _GLIBCXX_HAVE_WCSTOF +# undef wcstof +#endif +#undef wcstok +#undef wcstol +#undef wcstoul +#undef wcsxfrm +#undef wctob +#undef wmemchr +#undef wmemcmp +#undef wmemcpy +#undef wmemmove +#undef wmemset +#undef wprintf +#undef wscanf + +#if _GLIBCXX_USE_WCHAR_T + +extern "C++" +{ +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + using ::wint_t; + + using ::btowc; + using ::fgetwc; + using ::fgetws; + using ::fputwc; + using ::fputws; + using ::fwide; + using ::fwprintf; + using ::fwscanf; + using ::getwc; + using ::getwchar; + using ::mbrlen; + using ::mbrtowc; + using ::mbsinit; + using ::mbsrtowcs; + using ::putwc; + using ::putwchar; +#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF + using ::swprintf; +#endif + using ::swscanf; + using ::ungetwc; + using ::vfwprintf; +#if _GLIBCXX_HAVE_VFWSCANF + using ::vfwscanf; +#endif +#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF + using ::vswprintf; +#endif +#if _GLIBCXX_HAVE_VSWSCANF + using ::vswscanf; +#endif + using ::vwprintf; +#if _GLIBCXX_HAVE_VWSCANF + using ::vwscanf; +#endif + using ::wcrtomb; + using ::wcscat; + using ::wcscmp; + using ::wcscoll; + using ::wcscpy; + using ::wcscspn; + using ::wcsftime; + using ::wcslen; + using ::wcsncat; + using ::wcsncmp; + using ::wcsncpy; + using ::wcsrtombs; + using ::wcsspn; + using ::wcstod; +#if _GLIBCXX_HAVE_WCSTOF + using ::wcstof; +#endif + using ::wcstok; + using ::wcstol; + using ::wcstoul; + using ::wcsxfrm; + using ::wctob; + using ::wmemcmp; + using ::wmemcpy; + using ::wmemmove; + using ::wmemset; + using ::wprintf; + using ::wscanf; + using ::wcschr; + using ::wcspbrk; + using ::wcsrchr; + using ::wcsstr; + using ::wmemchr; + +#ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO + inline wchar_t* + wcschr(wchar_t* __p, wchar_t __c) + { return wcschr(const_cast(__p), __c); } + + inline wchar_t* + wcspbrk(wchar_t* __s1, const wchar_t* __s2) + { return wcspbrk(const_cast(__s1), __s2); } + + inline wchar_t* + wcsrchr(wchar_t* __p, wchar_t __c) + { return wcsrchr(const_cast(__p), __c); } + + inline wchar_t* + wcsstr(wchar_t* __s1, const wchar_t* __s2) + { return wcsstr(const_cast(__s1), __s2); } + + inline wchar_t* + wmemchr(wchar_t* __p, wchar_t __c, size_t __n) + { return wmemchr(const_cast(__p), __c, __n); } +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace +} // extern "C++" + +#if _GLIBCXX_USE_C99_WCHAR + +#undef wcstold +#undef wcstoll +#undef wcstoull + +namespace __gnu_cxx +{ +#if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC + extern "C" long double + (wcstold)(const wchar_t * __restrict, wchar_t ** __restrict) throw (); +#endif +#if !_GLIBCXX_USE_C99_DYNAMIC + using ::wcstold; +#endif +#if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + extern "C" long long int + (wcstoll)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw (); + extern "C" unsigned long long int + (wcstoull)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw (); +#endif +#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC + using ::wcstoll; + using ::wcstoull; +#endif +} // namespace __gnu_cxx + +namespace std +{ + using ::__gnu_cxx::wcstold; + using ::__gnu_cxx::wcstoll; + using ::__gnu_cxx::wcstoull; +} // namespace + +#endif + +#endif //_GLIBCXX_USE_WCHAR_T + +#if __cplusplus >= 201103L + +#ifdef _GLIBCXX_USE_WCHAR_T + +namespace std +{ +#if _GLIBCXX_HAVE_WCSTOF + using std::wcstof; +#endif +#if _GLIBCXX_HAVE_VFWSCANF + using std::vfwscanf; +#endif +#if _GLIBCXX_HAVE_VSWSCANF + using std::vswscanf; +#endif +#if _GLIBCXX_HAVE_VWSCANF + using std::vwscanf; +#endif + +#if _GLIBCXX_USE_C99_WCHAR + using std::wcstold; + using std::wcstoll; + using std::wcstoull; +#endif +} // namespace + +#endif // _GLIBCXX_USE_WCHAR_T + +#endif // C++11 + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar.blob new file mode 100644 index 0000000..3a46cdc Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwchar.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype new file mode 100644 index 0000000..2066470 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype @@ -0,0 +1,110 @@ +// -*- C++ -*- forwarding header. + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/cwctype + * This is a Standard C++ Library file. You should @c \#include this file + * in your programs, rather than any of the @a *.h implementation files. + * + * This is the C++ version of the Standard C Library header @c wctype.h, + * and its contents are (mostly) the same as that header, but are all + * contained in the namespace @c std (except for names which are defined + * as macros in C). + */ + +// +// ISO C++ 14882: +// + +#pragma GCC system_header + +#include + +#if _GLIBCXX_HAVE_WCTYPE_H + +#if __GLIBC__ == 2 && __GLIBC_MINOR__ < 10 +// Work around glibc BZ 9694 +#include +#endif + +#include +#endif // _GLIBCXX_HAVE_WCTYPE_H + +#ifndef _GLIBCXX_CWCTYPE +#define _GLIBCXX_CWCTYPE 1 + +// Get rid of those macros defined in in lieu of real functions. +#undef iswalnum +#undef iswalpha +#if _GLIBCXX_HAVE_ISWBLANK +# undef iswblank +#endif +#undef iswcntrl +#undef iswctype +#undef iswdigit +#undef iswgraph +#undef iswlower +#undef iswprint +#undef iswpunct +#undef iswspace +#undef iswupper +#undef iswxdigit +#undef towctrans +#undef towlower +#undef towupper +#undef wctrans +#undef wctype + +#if _GLIBCXX_USE_WCHAR_T + +namespace std +{ + using ::wctrans_t; + using ::wctype_t; + using ::wint_t; + + using ::iswalnum; + using ::iswalpha; +#if _GLIBCXX_HAVE_ISWBLANK + using ::iswblank; +#endif + using ::iswcntrl; + using ::iswctype; + using ::iswdigit; + using ::iswgraph; + using ::iswlower; + using ::iswprint; + using ::iswpunct; + using ::iswspace; + using ::iswupper; + using ::iswxdigit; + using ::towctrans; + using ::towlower; + using ::towupper; + using ::wctrans; + using ::wctype; +} // namespace + +#endif //_GLIBCXX_USE_WCHAR_T + +#endif // _GLIBCXX_CWCTYPE diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype.blob new file mode 100644 index 0000000..a5db779 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@cwctype.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h new file mode 100644 index 0000000..3976837 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h @@ -0,0 +1,68 @@ +// Debugging support implementation -*- C++ -*- + +// Copyright (C) 2003-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file debug/assertions.h + * This file is a GNU debug extension to the Standard C++ Library. + */ + +#ifndef _GLIBCXX_DEBUG_ASSERTIONS_H +#define _GLIBCXX_DEBUG_ASSERTIONS_H 1 + +#include + +#ifndef _GLIBCXX_ASSERTIONS +# define __glibcxx_requires_non_empty_range(_First,_Last) +# define __glibcxx_requires_nonempty() +# define __glibcxx_requires_subscript(_N) +#else + +// Verify that [_First, _Last) forms a non-empty iterator range. +# define __glibcxx_requires_non_empty_range(_First,_Last) \ + __glibcxx_assert(_First != _Last) +# define __glibcxx_requires_subscript(_N) \ + __glibcxx_assert(_N < this->size()) +// Verify that the container is nonempty +# define __glibcxx_requires_nonempty() \ + __glibcxx_assert(!this->empty()) +#endif + +#if defined _GLIBCXX_DEBUG && _GLIBCXX_HOSTED + +# define _GLIBCXX_DEBUG_ASSERT(_Condition) __glibcxx_assert(_Condition) + +# ifdef _GLIBCXX_DEBUG_PEDANTIC +# define _GLIBCXX_DEBUG_PEDASSERT(_Condition) _GLIBCXX_DEBUG_ASSERT(_Condition) +# else +# define _GLIBCXX_DEBUG_PEDASSERT(_Condition) +# endif + +# define _GLIBCXX_DEBUG_ONLY(_Statement) _Statement + +#else +# define _GLIBCXX_DEBUG_ASSERT(_Condition) +# define _GLIBCXX_DEBUG_PEDASSERT(_Condition) +# define _GLIBCXX_DEBUG_ONLY(_Statement) +#endif + +#endif // _GLIBCXX_DEBUG_ASSERTIONS diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h.blob new file mode 100644 index 0000000..7e7a239 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@assertions.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h new file mode 100644 index 0000000..722b0ca --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h @@ -0,0 +1,145 @@ +// Debugging support implementation -*- C++ -*- + +// Copyright (C) 2003-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file debug/debug.h + * This file is a GNU debug extension to the Standard C++ Library. + */ + +#ifndef _GLIBCXX_DEBUG_MACRO_SWITCH_H +#define _GLIBCXX_DEBUG_MACRO_SWITCH_H 1 + +/** Macros and namespaces used by the implementation outside of debug + * wrappers to verify certain properties. The __glibcxx_requires_xxx + * macros are merely wrappers around the __glibcxx_check_xxx wrappers + * when we are compiling with debug mode, but disappear when we are + * in release mode so that there is no checking performed in, e.g., + * the standard library algorithms. +*/ + +#include + +// Debug mode namespaces. + +/** + * @namespace std::__debug + * @brief GNU debug code, replaces standard behavior with debug behavior. + */ +namespace std +{ + namespace __debug { } +} + +/** @namespace __gnu_debug + * @brief GNU debug classes for public use. +*/ +namespace __gnu_debug +{ + using namespace std::__debug; + + template + struct _Safe_iterator; +} + +#if ! defined _GLIBCXX_DEBUG || ! _GLIBCXX_HOSTED + +# define __glibcxx_requires_cond(_Cond,_Msg) +# define __glibcxx_requires_valid_range(_First,_Last) +# define __glibcxx_requires_can_increment(_First,_Size) +# define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2) +# define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2) +# define __glibcxx_requires_sorted(_First,_Last) +# define __glibcxx_requires_sorted_pred(_First,_Last,_Pred) +# define __glibcxx_requires_sorted_set(_First1,_Last1,_First2) +# define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred) +# define __glibcxx_requires_partitioned_lower(_First,_Last,_Value) +# define __glibcxx_requires_partitioned_upper(_First,_Last,_Value) +# define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred) +# define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred) +# define __glibcxx_requires_heap(_First,_Last) +# define __glibcxx_requires_heap_pred(_First,_Last,_Pred) +# define __glibcxx_requires_string(_String) +# define __glibcxx_requires_string_len(_String,_Len) +# define __glibcxx_requires_irreflexive(_First,_Last) +# define __glibcxx_requires_irreflexive2(_First,_Last) +# define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred) +# define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred) + +#else + +# include + +# define __glibcxx_requires_cond(_Cond,_Msg) _GLIBCXX_DEBUG_VERIFY(_Cond,_Msg) +# define __glibcxx_requires_valid_range(_First,_Last) \ + __glibcxx_check_valid_range(_First,_Last) +# define __glibcxx_requires_can_increment(_First,_Size) \ + __glibcxx_check_can_increment(_First,_Size) +# define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2) \ + __glibcxx_check_can_increment_range(_First1,_Last1,_First2) +# define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2) \ + __glibcxx_check_can_decrement_range(_First1,_Last1,_First2) +# define __glibcxx_requires_sorted(_First,_Last) \ + __glibcxx_check_sorted(_First,_Last) +# define __glibcxx_requires_sorted_pred(_First,_Last,_Pred) \ + __glibcxx_check_sorted_pred(_First,_Last,_Pred) +# define __glibcxx_requires_sorted_set(_First1,_Last1,_First2) \ + __glibcxx_check_sorted_set(_First1,_Last1,_First2) +# define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred) \ + __glibcxx_check_sorted_set_pred(_First1,_Last1,_First2,_Pred) +# define __glibcxx_requires_partitioned_lower(_First,_Last,_Value) \ + __glibcxx_check_partitioned_lower(_First,_Last,_Value) +# define __glibcxx_requires_partitioned_upper(_First,_Last,_Value) \ + __glibcxx_check_partitioned_upper(_First,_Last,_Value) +# define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred) \ + __glibcxx_check_partitioned_lower_pred(_First,_Last,_Value,_Pred) +# define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred) \ + __glibcxx_check_partitioned_upper_pred(_First,_Last,_Value,_Pred) +# define __glibcxx_requires_heap(_First,_Last) \ + __glibcxx_check_heap(_First,_Last) +# define __glibcxx_requires_heap_pred(_First,_Last,_Pred) \ + __glibcxx_check_heap_pred(_First,_Last,_Pred) +# if __cplusplus < 201103L +# define __glibcxx_requires_string(_String) \ + _GLIBCXX_DEBUG_PEDASSERT(_String != 0) +# define __glibcxx_requires_string_len(_String,_Len) \ + _GLIBCXX_DEBUG_PEDASSERT(_String != 0 || _Len == 0) +# else +# define __glibcxx_requires_string(_String) \ + _GLIBCXX_DEBUG_PEDASSERT(_String != nullptr) +# define __glibcxx_requires_string_len(_String,_Len) \ + _GLIBCXX_DEBUG_PEDASSERT(_String != nullptr || _Len == 0) +# endif +# define __glibcxx_requires_irreflexive(_First,_Last) \ + __glibcxx_check_irreflexive(_First,_Last) +# define __glibcxx_requires_irreflexive2(_First,_Last) \ + __glibcxx_check_irreflexive2(_First,_Last) +# define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred) \ + __glibcxx_check_irreflexive_pred(_First,_Last,_Pred) +# define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred) \ + __glibcxx_check_irreflexive_pred2(_First,_Last,_Pred) + +# include + +#endif + +#endif // _GLIBCXX_DEBUG_MACRO_SWITCH_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h.blob new file mode 100644 index 0000000..51f6f48 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@debug@debug.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception new file mode 100644 index 0000000..a34386e --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception @@ -0,0 +1,168 @@ +// Exception Handling support header for -*- C++ -*- + +// Copyright (C) 1995-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file exception + * This is a Standard C++ Library header. + */ + +#ifndef __EXCEPTION__ +#define __EXCEPTION__ + +#pragma GCC system_header + +#include +#include + +extern "C++" { + +namespace std _GLIBCXX_VISIBILITY(default) +{ + /** @addtogroup exceptions + * @{ + */ + + /** If an %exception is thrown which is not listed in a function's + * %exception specification, one of these may be thrown. + * + * @ingroup exceptions + */ + class bad_exception : public exception + { + public: + bad_exception() _GLIBCXX_USE_NOEXCEPT { } + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 + virtual ~bad_exception() _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_USE_NOEXCEPT; + + // See comment in eh_exception.cc. + virtual const char* + what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_USE_NOEXCEPT; + }; + + /// If you write a replacement %terminate handler, it must be of this type. + typedef void (*terminate_handler) (); + + /// Takes a new handler function as an argument, returns the old function. + terminate_handler set_terminate(terminate_handler) _GLIBCXX_USE_NOEXCEPT; + +#if __cplusplus >= 201103L + /// Return the current terminate handler. + terminate_handler get_terminate() noexcept; +#endif + + /** The runtime will call this function if %exception handling must be + * abandoned for any reason. It can also be called by the user. */ + void terminate() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__noreturn__)); + +#if __cplusplus < 201703L || (__cplusplus <= 202002L && _GLIBCXX_USE_DEPRECATED) + /// If you write a replacement %unexpected handler, it must be of this type. + typedef void (*_GLIBCXX11_DEPRECATED unexpected_handler) (); + + /** Takes a new handler function as an argument, returns the old function. + * + * @deprecated Removed from the C++ standard in C++17 + */ + _GLIBCXX11_DEPRECATED + unexpected_handler set_unexpected(unexpected_handler) _GLIBCXX_USE_NOEXCEPT; + +#if __cplusplus >= 201103L + /** Return the current unexpected handler. + * + * @since C++11 + * @deprecated Removed from the C++ standard in C++17 + */ + _GLIBCXX11_DEPRECATED + unexpected_handler get_unexpected() noexcept; +#endif + + /** The runtime will call this function if an %exception is thrown which + * violates the function's %exception specification. + * + * @deprecated Removed from the C++ standard in C++17 + */ + _GLIBCXX11_DEPRECATED + void unexpected() __attribute__ ((__noreturn__)); +#endif + + /** [18.6.4]/1: 'Returns true after completing evaluation of a + * throw-expression until either completing initialization of the + * exception-declaration in the matching handler or entering `unexpected()` + * due to the throw; or after entering `terminate()` for any reason + * other than an explicit call to `terminate()`. [Note: This includes + * stack unwinding [15.2]. end note]' + * + * 2: 'When `uncaught_exception()` is true, throwing an + * %exception can result in a call of 1terminate()` + * (15.5.1).' + */ + _GLIBCXX17_DEPRECATED_SUGGEST("std::uncaught_exceptions()") + bool uncaught_exception() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__pure__)); + +#if __cplusplus >= 201703L || !defined(__STRICT_ANSI__) // c++17 or gnu++98 +#define __cpp_lib_uncaught_exceptions 201411L + /** The number of uncaught exceptions. + * @since C++17, or any non-strict mode, e.g. `-std=gnu++98` + * @see uncaught_exception() + */ + int uncaught_exceptions() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__pure__)); +#endif + + /// @} group exceptions +} // namespace std + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @brief A replacement for the standard terminate_handler which + * prints more information about the terminating exception (if any) + * on stderr. + * + * @ingroup exceptions + * + * Call + * @code + * std::set_terminate(__gnu_cxx::__verbose_terminate_handler) + * @endcode + * to use. For more info, see + * http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt02ch06s02.html + * + * In 3.4 and later, this is on by default. + */ + void __verbose_terminate_handler(); + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +} // extern "C++" + +#if (__cplusplus >= 201103L) +#include +#include +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception.blob new file mode 100644 index 0000000..d562eeb Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@exception.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h new file mode 100644 index 0000000..156917d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h @@ -0,0 +1,185 @@ +// Allocator traits -*- C++ -*- + +// Copyright (C) 2011-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file ext/alloc_traits.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _EXT_ALLOC_TRAITS_H +#define _EXT_ALLOC_TRAITS_H 1 + +#pragma GCC system_header + +# include + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +/** + * @brief Uniform interface to C++98 and C++11 allocators. + * @ingroup allocators +*/ +template + struct __alloc_traits +#if __cplusplus >= 201103L + : std::allocator_traits<_Alloc> +#endif + { + typedef _Alloc allocator_type; +#if __cplusplus >= 201103L + typedef std::allocator_traits<_Alloc> _Base_type; + typedef typename _Base_type::value_type value_type; + typedef typename _Base_type::pointer pointer; + typedef typename _Base_type::const_pointer const_pointer; + typedef typename _Base_type::size_type size_type; + typedef typename _Base_type::difference_type difference_type; + // C++11 allocators do not define reference or const_reference + typedef value_type& reference; + typedef const value_type& const_reference; + using _Base_type::allocate; + using _Base_type::deallocate; + using _Base_type::construct; + using _Base_type::destroy; + using _Base_type::max_size; + + private: + template + using __is_custom_pointer + = std::__and_, + std::__not_>>; + + public: + // overload construct for non-standard pointer types + template + [[__gnu__::__always_inline__]] + static _GLIBCXX14_CONSTEXPR + std::__enable_if_t<__is_custom_pointer<_Ptr>::value> + construct(_Alloc& __a, _Ptr __p, _Args&&... __args) + noexcept(noexcept(_Base_type::construct(__a, std::__to_address(__p), + std::forward<_Args>(__args)...))) + { + _Base_type::construct(__a, std::__to_address(__p), + std::forward<_Args>(__args)...); + } + + // overload destroy for non-standard pointer types + template + [[__gnu__::__always_inline__]] + static _GLIBCXX14_CONSTEXPR + std::__enable_if_t<__is_custom_pointer<_Ptr>::value> + destroy(_Alloc& __a, _Ptr __p) + noexcept(noexcept(_Base_type::destroy(__a, std::__to_address(__p)))) + { _Base_type::destroy(__a, std::__to_address(__p)); } + + [[__gnu__::__always_inline__]] + static constexpr _Alloc _S_select_on_copy(const _Alloc& __a) + { return _Base_type::select_on_container_copy_construction(__a); } + + [[__gnu__::__always_inline__]] + static _GLIBCXX14_CONSTEXPR void _S_on_swap(_Alloc& __a, _Alloc& __b) + { std::__alloc_on_swap(__a, __b); } + + [[__gnu__::__always_inline__]] + static constexpr bool _S_propagate_on_copy_assign() + { return _Base_type::propagate_on_container_copy_assignment::value; } + + [[__gnu__::__always_inline__]] + static constexpr bool _S_propagate_on_move_assign() + { return _Base_type::propagate_on_container_move_assignment::value; } + + [[__gnu__::__always_inline__]] + static constexpr bool _S_propagate_on_swap() + { return _Base_type::propagate_on_container_swap::value; } + + [[__gnu__::__always_inline__]] + static constexpr bool _S_always_equal() + { return _Base_type::is_always_equal::value; } + + __attribute__((__always_inline__)) + static constexpr bool _S_nothrow_move() + { return _S_propagate_on_move_assign() || _S_always_equal(); } + + template + struct rebind + { typedef typename _Base_type::template rebind_alloc<_Tp> other; }; +#else // ! C++11 + + typedef typename _Alloc::pointer pointer; + typedef typename _Alloc::const_pointer const_pointer; + typedef typename _Alloc::value_type value_type; + typedef typename _Alloc::reference reference; + typedef typename _Alloc::const_reference const_reference; + typedef typename _Alloc::size_type size_type; + typedef typename _Alloc::difference_type difference_type; + + __attribute__((__always_inline__)) _GLIBCXX_NODISCARD + static pointer + allocate(_Alloc& __a, size_type __n) + { return __a.allocate(__n); } + + template + __attribute__((__always_inline__)) _GLIBCXX_NODISCARD + static pointer + allocate(_Alloc& __a, size_type __n, _Hint __hint) + { return __a.allocate(__n, __hint); } + + __attribute__((__always_inline__)) + static void deallocate(_Alloc& __a, pointer __p, size_type __n) + { __a.deallocate(__p, __n); } + + template + __attribute__((__always_inline__)) + static void construct(_Alloc& __a, pointer __p, const _Tp& __arg) + { __a.construct(__p, __arg); } + + __attribute__((__always_inline__)) + static void destroy(_Alloc& __a, pointer __p) + { __a.destroy(__p); } + + __attribute__((__always_inline__)) + static size_type max_size(const _Alloc& __a) + { return __a.max_size(); } + + __attribute__((__always_inline__)) + static const _Alloc& _S_select_on_copy(const _Alloc& __a) { return __a; } + + __attribute__((__always_inline__)) + static void _S_on_swap(_Alloc& __a, _Alloc& __b) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 431. Swapping containers with unequal allocators. + std::__alloc_swap<_Alloc>::_S_do_it(__a, __b); + } + + template + struct rebind + { typedef typename _Alloc::template rebind<_Tp>::other other; }; +#endif // C++11 + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace __gnu_cxx + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h.blob new file mode 100644 index 0000000..9b7c8cc Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@alloc_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h new file mode 100644 index 0000000..bc9a1ef --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h @@ -0,0 +1,127 @@ +// Support for atomic operations -*- C++ -*- + +// Copyright (C) 2004-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file ext/atomicity.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _GLIBCXX_ATOMICITY_H +#define _GLIBCXX_ATOMICITY_H 1 + +#pragma GCC system_header + +#include +#include +#include +#if __has_include() +# include +#endif + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + __attribute__((__always_inline__)) + inline bool + __is_single_threaded() _GLIBCXX_NOTHROW + { +#ifndef __GTHREADS + return true; +#elif __has_include() + return ::__libc_single_threaded; +#else + return !__gthread_active_p(); +#endif + } + + // Functions for portable atomic access. + // To abstract locking primitives across all thread policies, use: + // __exchange_and_add_dispatch + // __atomic_add_dispatch +#ifdef _GLIBCXX_ATOMIC_BUILTINS + inline _Atomic_word + __attribute__((__always_inline__)) + __exchange_and_add(volatile _Atomic_word* __mem, int __val) + { return __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } + + inline void + __attribute__((__always_inline__)) + __atomic_add(volatile _Atomic_word* __mem, int __val) + { __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } +#else + _Atomic_word + __exchange_and_add(volatile _Atomic_word*, int) _GLIBCXX_NOTHROW; + + void + __atomic_add(volatile _Atomic_word*, int) _GLIBCXX_NOTHROW; +#endif + + inline _Atomic_word + __attribute__((__always_inline__)) + __exchange_and_add_single(_Atomic_word* __mem, int __val) + { + _Atomic_word __result = *__mem; + *__mem += __val; + return __result; + } + + inline void + __attribute__((__always_inline__)) + __atomic_add_single(_Atomic_word* __mem, int __val) + { *__mem += __val; } + + inline _Atomic_word + __attribute__ ((__always_inline__)) + __exchange_and_add_dispatch(_Atomic_word* __mem, int __val) + { + if (__is_single_threaded()) + return __exchange_and_add_single(__mem, __val); + else + return __exchange_and_add(__mem, __val); + } + + inline void + __attribute__ ((__always_inline__)) + __atomic_add_dispatch(_Atomic_word* __mem, int __val) + { + if (__is_single_threaded()) + __atomic_add_single(__mem, __val); + else + __atomic_add(__mem, __val); + } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +// Even if the CPU doesn't need a memory barrier, we need to ensure +// that the compiler doesn't reorder memory accesses across the +// barriers. +#ifndef _GLIBCXX_READ_MEM_BARRIER +#define _GLIBCXX_READ_MEM_BARRIER __atomic_thread_fence (__ATOMIC_ACQUIRE) +#endif +#ifndef _GLIBCXX_WRITE_MEM_BARRIER +#define _GLIBCXX_WRITE_MEM_BARRIER __atomic_thread_fence (__ATOMIC_RELEASE) +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h.blob new file mode 100644 index 0000000..197717e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@atomicity.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h new file mode 100644 index 0000000..dcbc2d1 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h @@ -0,0 +1,241 @@ +// -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License as published by the Free Software +// Foundation; either version 3, or (at your option) any later +// version. + +// This library is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file ext/numeric_traits.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _EXT_NUMERIC_TRAITS +#define _EXT_NUMERIC_TRAITS 1 + +#pragma GCC system_header + +#include +#include + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Compile time constants for builtin types. + // In C++98 std::numeric_limits member functions are not constant expressions + // (that changed in C++11 with the addition of 'constexpr'). + // Even for C++11, this header is smaller than and can be used + // when only is_signed, digits, min, or max values are needed for integers, + // or is_signed, digits10, max_digits10, or max_exponent10 for floats. + + // Unlike __is_integer (and std::is_integral) this trait is true for + // non-standard built-in integer types such as __int128 and __int20. + template + struct __is_integer_nonstrict + : public std::__is_integer<_Tp> + { + using std::__is_integer<_Tp>::__value; + + // The number of bits in the value representation. + enum { __width = __value ? sizeof(_Tp) * __CHAR_BIT__ : 0 }; + }; + + template + struct __numeric_traits_integer + { +#if __cplusplus >= 201103L + static_assert(__is_integer_nonstrict<_Value>::__value, + "invalid specialization"); +#endif + + // NB: these two are also available in std::numeric_limits as compile + // time constants, but is big and we can avoid including it. + static const bool __is_signed = (_Value)(-1) < 0; + static const int __digits + = __is_integer_nonstrict<_Value>::__width - __is_signed; + + // The initializers must be constants so that __max and __min are too. + static const _Value __max = __is_signed + ? (((((_Value)1 << (__digits - 1)) - 1) << 1) + 1) + : ~(_Value)0; + static const _Value __min = __is_signed ? -__max - 1 : (_Value)0; + }; + + template + const _Value __numeric_traits_integer<_Value>::__min; + + template + const _Value __numeric_traits_integer<_Value>::__max; + + template + const bool __numeric_traits_integer<_Value>::__is_signed; + + template + const int __numeric_traits_integer<_Value>::__digits; + + // Enable __numeric_traits_integer for types where the __is_integer_nonstrict + // primary template doesn't give the right answer. +#define _GLIBCXX_INT_N_TRAITS(T, WIDTH) \ + __extension__ \ + template<> struct __is_integer_nonstrict \ + { \ + enum { __value = 1 }; \ + typedef std::__true_type __type; \ + enum { __width = WIDTH }; \ + }; \ + __extension__ \ + template<> struct __is_integer_nonstrict \ + { \ + enum { __value = 1 }; \ + typedef std::__true_type __type; \ + enum { __width = WIDTH }; \ + }; + + // We need to specify the width for some __intNN types because they + // have padding bits, e.g. the object representation of __int20 has 32 bits, + // but its width (number of bits in the value representation) is only 20. +#if defined __GLIBCXX_TYPE_INT_N_0 && __GLIBCXX_BITSIZE_INT_N_0 % __CHAR_BIT__ + _GLIBCXX_INT_N_TRAITS(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0) +#endif +#if defined __GLIBCXX_TYPE_INT_N_1 && __GLIBCXX_BITSIZE_INT_N_1 % __CHAR_BIT__ + _GLIBCXX_INT_N_TRAITS(__GLIBCXX_TYPE_INT_N_1, __GLIBCXX_BITSIZE_INT_N_1) +#endif +#if defined __GLIBCXX_TYPE_INT_N_2 && __GLIBCXX_BITSIZE_INT_N_2 % __CHAR_BIT__ + _GLIBCXX_INT_N_TRAITS(__GLIBCXX_TYPE_INT_N_2, __GLIBCXX_BITSIZE_INT_N_2) +#endif +#if defined __GLIBCXX_TYPE_INT_N_3 && __GLIBCXX_BITSIZE_INT_N_3 % __CHAR_BIT__ + _GLIBCXX_INT_N_TRAITS(__GLIBCXX_TYPE_INT_N_3, __GLIBCXX_BITSIZE_INT_N_3) +#endif + +#if defined __STRICT_ANSI__ && defined __SIZEOF_INT128__ + // In strict modes __is_integer<__int128> is false, + // but we still want to define __numeric_traits_integer<__int128>. + _GLIBCXX_INT_N_TRAITS(__int128, 128) +#endif + +#undef _GLIBCXX_INT_N_TRAITS + +#if __cplusplus >= 201103L + /// Convenience alias for __numeric_traits. + template + using __int_traits = __numeric_traits_integer<_Tp>; +#endif + +#define __glibcxx_floating(_Tp, _Fval, _Dval, _LDval) \ + (std::__are_same<_Tp, float>::__value ? _Fval \ + : std::__are_same<_Tp, double>::__value ? _Dval : _LDval) + +#define __glibcxx_max_digits10(_Tp) \ + (2 + __glibcxx_floating(_Tp, __FLT_MANT_DIG__, __DBL_MANT_DIG__, \ + __LDBL_MANT_DIG__) * 643L / 2136) + +#define __glibcxx_digits10(_Tp) \ + __glibcxx_floating(_Tp, __FLT_DIG__, __DBL_DIG__, __LDBL_DIG__) + +#define __glibcxx_max_exponent10(_Tp) \ + __glibcxx_floating(_Tp, __FLT_MAX_10_EXP__, __DBL_MAX_10_EXP__, \ + __LDBL_MAX_10_EXP__) + + // N.B. this only supports float, double and long double (no __float128 etc.) + template + struct __numeric_traits_floating + { + // Only floating point types. See N1822. + static const int __max_digits10 = __glibcxx_max_digits10(_Value); + + // See above comment... + static const bool __is_signed = true; + static const int __digits10 = __glibcxx_digits10(_Value); + static const int __max_exponent10 = __glibcxx_max_exponent10(_Value); + }; + + template + const int __numeric_traits_floating<_Value>::__max_digits10; + + template + const bool __numeric_traits_floating<_Value>::__is_signed; + + template + const int __numeric_traits_floating<_Value>::__digits10; + + template + const int __numeric_traits_floating<_Value>::__max_exponent10; + +#undef __glibcxx_floating +#undef __glibcxx_max_digits10 +#undef __glibcxx_digits10 +#undef __glibcxx_max_exponent10 + + template + struct __numeric_traits + : public __numeric_traits_integer<_Value> + { }; + + template<> + struct __numeric_traits + : public __numeric_traits_floating + { }; + + template<> + struct __numeric_traits + : public __numeric_traits_floating + { }; + + template<> + struct __numeric_traits + : public __numeric_traits_floating + { }; + +#ifdef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT +# if defined __LONG_DOUBLE_IEEE128__ + // long double is __ieee128, define traits for __ibm128 + template<> + struct __numeric_traits_floating<__ibm128> + { + static const int __max_digits10 = 33; + static const bool __is_signed = true; + static const int __digits10 = 31; + static const int __max_exponent10 = 308; + }; + template<> + struct __numeric_traits<__ibm128> + : public __numeric_traits_floating<__ibm128> + { }; +# elif defined __LONG_DOUBLE_IBM128__ + // long double is __ibm128, define traits for __ieee128 + template<> + struct __numeric_traits_floating<__ieee128> + { + static const int __max_digits10 = 36; + static const bool __is_signed = true; + static const int __digits10 = 33; + static const int __max_exponent10 = 4932; + }; + template<> + struct __numeric_traits<__ieee128> + : public __numeric_traits_floating<__ieee128> + { }; +# endif +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h.blob new file mode 100644 index 0000000..ec455a7 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@numeric_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h new file mode 100644 index 0000000..b9ea34e --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h @@ -0,0 +1,125 @@ +// String Conversions -*- C++ -*- + +// Copyright (C) 2008-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file ext/string_conversions.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _STRING_CONVERSIONS_H +#define _STRING_CONVERSIONS_H 1 + +#pragma GCC system_header + +#include // GNU extensions are currently omitted + +#if __cplusplus < 201103L +# include +#else + +#include +#include +#include +#include +#include +#include +#include + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Helper for all the sto* functions. + template + _Ret + __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...), + const char* __name, const _CharT* __str, std::size_t* __idx, + _Base... __base) + { + _Ret __ret; + + _CharT* __endptr; + + struct _Save_errno { + _Save_errno() : _M_errno(errno) { errno = 0; } + ~_Save_errno() { if (errno == 0) errno = _M_errno; } + int _M_errno; + } const __save_errno; + + struct _Range_chk { + static bool + _S_chk(_TRet, std::false_type) { return false; } + + static bool + _S_chk(_TRet __val, std::true_type) // only called when _Ret is int + { + return __val < _TRet(__numeric_traits::__min) + || __val > _TRet(__numeric_traits::__max); + } + }; + + const _TRet __tmp = __convf(__str, &__endptr, __base...); + + if (__endptr == __str) + std::__throw_invalid_argument(__name); + else if (errno == ERANGE + || _Range_chk::_S_chk(__tmp, std::is_same<_Ret, int>{})) + std::__throw_out_of_range(__name); + else + __ret = __tmp; + + if (__idx) + *__idx = __endptr - __str; + + return __ret; + } + + // Helper for the to_string / to_wstring functions. + template + _String + __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*, + __builtin_va_list), std::size_t __n, + const _CharT* __fmt, ...) + { + // XXX Eventually the result should be constructed in-place in + // the __cxx11 string, likely with the help of internal hooks. + _CharT* __s = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) + * __n)); + + __builtin_va_list __args; + __builtin_va_start(__args, __fmt); + + const int __len = __convf(__s, __n, __fmt, __args); + + __builtin_va_end(__args); + + return _String(__s, __s + __len); + } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // C++11 + +#endif // _STRING_CONVERSIONS_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h.blob new file mode 100644 index 0000000..2187f90 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@string_conversions.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h new file mode 100644 index 0000000..4466c67 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h @@ -0,0 +1,273 @@ +// -*- C++ -*- + +// Copyright (C) 2005-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License as published by the Free Software +// Foundation; either version 3, or (at your option) any later +// version. + +// This library is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file ext/type_traits.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _EXT_TYPE_TRAITS +#define _EXT_TYPE_TRAITS 1 + +#pragma GCC system_header + +#include +#include + +extern "C++" { + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Define a nested type if some predicate holds. + template + struct __enable_if + { }; + + template + struct __enable_if + { typedef _Tp __type; }; + + + // Conditional expression for types. If true, first, if false, second. + template + struct __conditional_type + { typedef _Iftrue __type; }; + + template + struct __conditional_type + { typedef _Iffalse __type; }; + + + // Given an integral builtin type, return the corresponding unsigned type. + template + struct __add_unsigned + { + private: + typedef __enable_if::__value, _Tp> __if_type; + + public: + typedef typename __if_type::__type __type; + }; + + template<> + struct __add_unsigned + { typedef unsigned char __type; }; + + template<> + struct __add_unsigned + { typedef unsigned char __type; }; + + template<> + struct __add_unsigned + { typedef unsigned short __type; }; + + template<> + struct __add_unsigned + { typedef unsigned int __type; }; + + template<> + struct __add_unsigned + { typedef unsigned long __type; }; + + template<> + struct __add_unsigned + { typedef unsigned long long __type; }; + + // Declare but don't define. + template<> + struct __add_unsigned; + + template<> + struct __add_unsigned; + + + // Given an integral builtin type, return the corresponding signed type. + template + struct __remove_unsigned + { + private: + typedef __enable_if::__value, _Tp> __if_type; + + public: + typedef typename __if_type::__type __type; + }; + + template<> + struct __remove_unsigned + { typedef signed char __type; }; + + template<> + struct __remove_unsigned + { typedef signed char __type; }; + + template<> + struct __remove_unsigned + { typedef short __type; }; + + template<> + struct __remove_unsigned + { typedef int __type; }; + + template<> + struct __remove_unsigned + { typedef long __type; }; + + template<> + struct __remove_unsigned + { typedef long long __type; }; + + // Declare but don't define. + template<> + struct __remove_unsigned; + + template<> + struct __remove_unsigned; + + + // For use in string and vstring. + template + _GLIBCXX_CONSTEXPR + inline bool + __is_null_pointer(_Type* __ptr) + { return __ptr == 0; } + + template + _GLIBCXX_CONSTEXPR + inline bool + __is_null_pointer(_Type) + { return false; } + +#if __cplusplus >= 201103L + constexpr bool + __is_null_pointer(std::nullptr_t) + { return true; } +#endif + + // For arithmetic promotions in and + + template::__value> + struct __promote + { typedef double __type; }; + + // No nested __type member for non-integer non-floating point types, + // allows this type to be used for SFINAE to constrain overloads in + // and to only the intended types. + template + struct __promote<_Tp, false> + { }; + + template<> + struct __promote + { typedef long double __type; }; + + template<> + struct __promote + { typedef double __type; }; + + template<> + struct __promote + { typedef float __type; }; + +#ifdef __STDCPP_FLOAT16_T__ + template<> + struct __promote<_Float16> + { typedef _Float16 __type; }; +#endif + +#ifdef __STDCPP_FLOAT32_T__ + template<> + struct __promote<_Float32> + { typedef _Float32 __type; }; +#endif + +#ifdef __STDCPP_FLOAT64_T__ + template<> + struct __promote<_Float64> + { typedef _Float64 __type; }; +#endif + +#ifdef __STDCPP_FLOAT128_T__ + template<> + struct __promote<_Float128> + { typedef _Float128 __type; }; +#endif + +#ifdef __STDCPP_BFLOAT16_T__ + template<> + struct __promote<__gnu_cxx::__bfloat16_t> + { typedef __gnu_cxx::__bfloat16_t __type; }; +#endif + +#if __cpp_fold_expressions + + template + using __promoted_t = decltype((typename __promote<_Tp>::__type(0) + ...)); + + // Deducing the promoted type is done by __promoted_t<_Tp...>, + // then __promote is used to provide the nested __type member. + template + using __promote_2 = __promote<__promoted_t<_Tp, _Up>>; + + template + using __promote_3 = __promote<__promoted_t<_Tp, _Up, _Vp>>; + + template + using __promote_4 = __promote<__promoted_t<_Tp, _Up, _Vp, _Wp>>; + +#else + + template::__type, + typename _Up2 = typename __promote<_Up>::__type> + struct __promote_2 + { + typedef __typeof__(_Tp2() + _Up2()) __type; + }; + + template::__type, + typename _Up2 = typename __promote<_Up>::__type, + typename _Vp2 = typename __promote<_Vp>::__type> + struct __promote_3 + { + typedef __typeof__(_Tp2() + _Up2() + _Vp2()) __type; + }; + + template::__type, + typename _Up2 = typename __promote<_Up>::__type, + typename _Vp2 = typename __promote<_Vp>::__type, + typename _Wp2 = typename __promote<_Wp>::__type> + struct __promote_4 + { + typedef __typeof__(_Tp2() + _Up2() + _Vp2() + _Wp2()) __type; + }; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace +} // extern "C++" + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h.blob new file mode 100644 index 0000000..ba737a8 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ext@type_traits.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list new file mode 100644 index 0000000..e8c74da --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list @@ -0,0 +1,105 @@ +// std::initializer_list support -*- C++ -*- + +// Copyright (C) 2008-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file initializer_list + * This is a Standard C++ Library header. + */ + +#ifndef _INITIALIZER_LIST +#define _INITIALIZER_LIST + +#pragma GCC system_header + +#if __cplusplus < 201103L +# include +#else // C++0x + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ + /// initializer_list + template + class initializer_list + { + public: + typedef _E value_type; + typedef const _E& reference; + typedef const _E& const_reference; + typedef size_t size_type; + typedef const _E* iterator; + typedef const _E* const_iterator; + + private: + iterator _M_array; + size_type _M_len; + + // The compiler can call a private constructor. + constexpr initializer_list(const_iterator __a, size_type __l) + : _M_array(__a), _M_len(__l) { } + + public: + constexpr initializer_list() noexcept + : _M_array(0), _M_len(0) { } + + // Number of elements. + constexpr size_type + size() const noexcept { return _M_len; } + + // First element. + constexpr const_iterator + begin() const noexcept { return _M_array; } + + // One past the last element. + constexpr const_iterator + end() const noexcept { return begin() + size(); } + }; + + /** + * @brief Return an iterator pointing to the first element of + * the initializer_list. + * @param __ils Initializer list. + * @relates initializer_list + */ + template + constexpr const _Tp* + begin(initializer_list<_Tp> __ils) noexcept + { return __ils.begin(); } + + /** + * @brief Return an iterator pointing to one past the last element + * of the initializer_list. + * @param __ils Initializer list. + * @relates initializer_list + */ + template + constexpr const _Tp* + end(initializer_list<_Tp> __ils) noexcept + { return __ils.end(); } +} + +#endif // C++11 + +#endif // _INITIALIZER_LIST diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list.blob new file mode 100644 index 0000000..89da07c Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@initializer_list.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios new file mode 100644 index 0000000..80be29f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios @@ -0,0 +1,48 @@ +// Iostreams base classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/ios + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 27.4 Iostreams base classes +// + +#ifndef _GLIBCXX_IOS +#define _GLIBCXX_IOS 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include // For ios_base::failure +#include // For char_traits, streamoff, streamsize, fpos +#include // For class locale +#include // For ios_base declarations. +#include +#include + +#endif /* _GLIBCXX_IOS */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios.blob new file mode 100644 index 0000000..ff4c300 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ios.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd new file mode 100644 index 0000000..df8c03a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd @@ -0,0 +1,258 @@ +// Forward declarations -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/iosfwd + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 27.2 Forward declarations +// + +#ifndef _GLIBCXX_IOSFWD +#define _GLIBCXX_IOSFWD 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include // For string forward declarations. +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @defgroup io I/O + * + * Nearly all of the I/O classes are parameterized on the type of + * characters they read and write. (The major exception is ios_base at + * the top of the hierarchy.) This is a change from pre-Standard + * streams, which were not templates. + * + * For ease of use and compatibility, all of the basic_* I/O-related + * classes are given typedef names for both of the builtin character + * widths (wide and narrow). The typedefs are the same as the + * pre-Standard names, for example: + * + * @code + * typedef basic_ifstream ifstream; + * @endcode + * + * Because properly forward-declaring these classes can be difficult, you + * should not do it yourself. Instead, include the <iosfwd> + * header, which contains only declarations of all the I/O classes as + * well as the typedefs. Trying to forward-declare the typedefs + * themselves (e.g., class ostream;) is not valid ISO C++. + * + * For more specific declarations, see + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/io.html#std.io.objects + * + * @{ + */ + class ios_base; + + template > + class basic_ios; + + template > + class basic_streambuf; + + template > + class basic_istream; + + template > + class basic_ostream; + + template > + class basic_iostream; + + +_GLIBCXX_BEGIN_NAMESPACE_CXX11 + + template, + typename _Alloc = allocator<_CharT> > + class basic_stringbuf; + + template, + typename _Alloc = allocator<_CharT> > + class basic_istringstream; + + template, + typename _Alloc = allocator<_CharT> > + class basic_ostringstream; + + template, + typename _Alloc = allocator<_CharT> > + class basic_stringstream; + +_GLIBCXX_END_NAMESPACE_CXX11 + + template > + class basic_filebuf; + + template > + class basic_ifstream; + + template > + class basic_ofstream; + + template > + class basic_fstream; + + template > + class istreambuf_iterator; + + template > + class ostreambuf_iterator; + + + /// Base class for @c char streams. + typedef basic_ios ios; + + /// Base class for @c char buffers. + typedef basic_streambuf streambuf; + + /// Base class for @c char input streams. + typedef basic_istream istream; + + /// Base class for @c char output streams. + typedef basic_ostream ostream; + + /// Base class for @c char mixed input and output streams. + typedef basic_iostream iostream; + + /// Class for @c char memory buffers. + typedef basic_stringbuf stringbuf; + + /// Class for @c char input memory streams. + typedef basic_istringstream istringstream; + + /// Class for @c char output memory streams. + typedef basic_ostringstream ostringstream; + + /// Class for @c char mixed input and output memory streams. + typedef basic_stringstream stringstream; + + /// Class for @c char file buffers. + typedef basic_filebuf filebuf; + + /// Class for @c char input file streams. + typedef basic_ifstream ifstream; + + /// Class for @c char output file streams. + typedef basic_ofstream ofstream; + + /// Class for @c char mixed input and output file streams. + typedef basic_fstream fstream; + +#ifdef _GLIBCXX_USE_WCHAR_T + /// Base class for @c wchar_t streams. + typedef basic_ios wios; + + /// Base class for @c wchar_t buffers. + typedef basic_streambuf wstreambuf; + + /// Base class for @c wchar_t input streams. + typedef basic_istream wistream; + + /// Base class for @c wchar_t output streams. + typedef basic_ostream wostream; + + /// Base class for @c wchar_t mixed input and output streams. + typedef basic_iostream wiostream; + + /// Class for @c wchar_t memory buffers. + typedef basic_stringbuf wstringbuf; + + /// Class for @c wchar_t input memory streams. + typedef basic_istringstream wistringstream; + + /// Class for @c wchar_t output memory streams. + typedef basic_ostringstream wostringstream; + + /// Class for @c wchar_t mixed input and output memory streams. + typedef basic_stringstream wstringstream; + + /// Class for @c wchar_t file buffers. + typedef basic_filebuf wfilebuf; + + /// Class for @c wchar_t input file streams. + typedef basic_ifstream wifstream; + + /// Class for @c wchar_t output file streams. + typedef basic_ofstream wofstream; + + /// Class for @c wchar_t mixed input and output file streams. + typedef basic_fstream wfstream; +#endif + +#if __cplusplus >= 202002L && _GLIBCXX_USE_CXX11_ABI + template, + typename _Allocator = allocator<_CharT>> + class basic_syncbuf; + template, + typename _Allocator = allocator<_CharT>> + class basic_osyncstream; + + using syncbuf = basic_syncbuf; + using osyncstream = basic_osyncstream; + +#ifdef _GLIBCXX_USE_WCHAR_T + using wsyncbuf = basic_syncbuf; + using wosyncstream = basic_osyncstream; +#endif +#endif // C++20 && CXX11_ABI + +#if __cplusplus > 202002L + template> + class basic_spanbuf; + template> + class basic_ispanstream; + template> + class basic_ospanstream; + template> + class basic_spanstream; + + using spanbuf = basic_spanbuf; + using ispanstream = basic_ispanstream; + using ospanstream = basic_ospanstream; + using spanstream = basic_spanstream; + +#ifdef _GLIBCXX_USE_WCHAR_T + using wspanbuf = basic_spanbuf; + using wispanstream = basic_ispanstream; + using wospanstream = basic_ospanstream; + using wspanstream = basic_spanstream; +#endif +#endif // C++23 + + /** @} */ + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _GLIBCXX_IOSFWD */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd.blob new file mode 100644 index 0000000..235a86d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iosfwd.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream new file mode 100644 index 0000000..7653002 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream @@ -0,0 +1,85 @@ +// Standard iostream objects -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/iostream + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 27.3 Standard iostream objects +// + +#ifndef _GLIBCXX_IOSTREAM +#define _GLIBCXX_IOSTREAM 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @name Standard Stream Objects + * + * The `` header declares the eight *standard stream objects*. + * For other declarations, see + * http://gcc.gnu.org/onlinedocs/libstdc++/manual/io.html + * and the @link iosfwd I/O forward declarations @endlink + * + * They are required by default to cooperate with the global C + * library's `FILE` streams, and to be available during program + * startup and termination. For more information, see the section of the + * manual linked to above. + */ + ///@{ + extern istream cin; ///< Linked to standard input + extern ostream cout; ///< Linked to standard output + extern ostream cerr; ///< Linked to standard error (unbuffered) + extern ostream clog; ///< Linked to standard error (buffered) + +#ifdef _GLIBCXX_USE_WCHAR_T + extern wistream wcin; ///< Linked to standard input + extern wostream wcout; ///< Linked to standard output + extern wostream wcerr; ///< Linked to standard error (unbuffered) + extern wostream wclog; ///< Linked to standard error (buffered) +#endif + ///@} + + // For construction of filebuffers for cout, cin, cerr, clog et. al. + // When the init_priority attribute is usable, we do this initialization + // in the compiled library instead (src/c++98/globals_io.cc). +#if !__has_attribute(__init_priority__) + static ios_base::Init __ioinit; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _GLIBCXX_IOSTREAM */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream.blob new file mode 100644 index 0000000..88f77b7 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@iostream.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream new file mode 100644 index 0000000..25d3697 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream @@ -0,0 +1,1108 @@ +// Input streams -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +// +// ISO C++ 14882: 27.6.1 Input streams +// + +/** @file include/istream + * This is a Standard C++ Library header. + */ + +#ifndef _GLIBCXX_ISTREAM +#define _GLIBCXX_ISTREAM 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @brief Template class basic_istream. + * @ingroup io + * + * @tparam _CharT Type of character stream. + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * + * This is the base class for all input streams. It provides text + * formatting of all builtin types, and communicates with any class + * derived from basic_streambuf to do the actual input. + */ + template + class basic_istream : virtual public basic_ios<_CharT, _Traits> + { + public: + // Types (inherited from basic_ios (27.4.4)): + typedef _CharT char_type; + typedef typename _Traits::int_type int_type; + typedef typename _Traits::pos_type pos_type; + typedef typename _Traits::off_type off_type; + typedef _Traits traits_type; + + // Non-standard Types: + typedef basic_streambuf<_CharT, _Traits> __streambuf_type; + typedef basic_ios<_CharT, _Traits> __ios_type; + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef num_get<_CharT, istreambuf_iterator<_CharT, _Traits> > + __num_get_type; + typedef ctype<_CharT> __ctype_type; + + protected: + // Data Members: + /** + * The number of characters extracted in the previous unformatted + * function; see gcount(). + */ + streamsize _M_gcount; + + public: + /** + * @brief Base constructor. + * + * This ctor is almost never called by the user directly, rather from + * derived classes' initialization lists, which pass a pointer to + * their own stream buffer. + */ + explicit + basic_istream(__streambuf_type* __sb) + : _M_gcount(streamsize(0)) + { this->init(__sb); } + + /** + * @brief Base destructor. + * + * This does very little apart from providing a virtual base dtor. + */ + virtual + ~basic_istream() + { _M_gcount = streamsize(0); } + + /// Safe prefix/suffix operations. + class sentry; + friend class sentry; + + ///@{ + /** + * @brief Interface for manipulators. + * + * Manipulators such as @c std::ws and @c std::dec use these + * functions in constructs like + * std::cin >> std::ws. + * For more information, see the iomanip header. + */ + __istream_type& + operator>>(__istream_type& (*__pf)(__istream_type&)) + { return __pf(*this); } + + __istream_type& + operator>>(__ios_type& (*__pf)(__ios_type&)) + { + __pf(*this); + return *this; + } + + __istream_type& + operator>>(ios_base& (*__pf)(ios_base&)) + { + __pf(*this); + return *this; + } + ///@} + + ///@{ + /** + * @name Extractors + * + * All the @c operator>> functions (aka formatted input + * functions) have some common behavior. Each starts by + * constructing a temporary object of type std::basic_istream::sentry + * with the second argument (noskipws) set to false. This has several + * effects, concluding with the setting of a status flag; see the + * sentry documentation for more. + * + * If the sentry status is good, the function tries to extract + * whatever data is appropriate for the type of the argument. + * + * If an exception is thrown during extraction, ios_base::badbit + * will be turned on in the stream's error state (without causing an + * ios_base::failure to be thrown) and the original exception will + * be rethrown if badbit is set in the exceptions mask. + */ + + ///@{ + /** + * @brief Integer arithmetic extractors + * @param __n A variable of builtin integral type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to parse the input data. + */ + __istream_type& + operator>>(bool& __n) + { return _M_extract(__n); } + + __istream_type& + operator>>(short& __n); + + __istream_type& + operator>>(unsigned short& __n) + { return _M_extract(__n); } + + __istream_type& + operator>>(int& __n); + + __istream_type& + operator>>(unsigned int& __n) + { return _M_extract(__n); } + + __istream_type& + operator>>(long& __n) + { return _M_extract(__n); } + + __istream_type& + operator>>(unsigned long& __n) + { return _M_extract(__n); } + +#ifdef _GLIBCXX_USE_LONG_LONG + __istream_type& + operator>>(long long& __n) + { return _M_extract(__n); } + + __istream_type& + operator>>(unsigned long long& __n) + { return _M_extract(__n); } +#endif + ///@} + + ///@{ + /** + * @brief Floating point arithmetic extractors + * @param __f A variable of builtin floating point type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to parse the input data. + */ + __istream_type& + operator>>(float& __f) + { return _M_extract(__f); } + + __istream_type& + operator>>(double& __f) + { return _M_extract(__f); } + + __istream_type& + operator>>(long double& __f) + { return _M_extract(__f); } + ///@} + +#if defined(__STDCPP_FLOAT16_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + __attribute__((__always_inline__)) + __istream_type& + operator>>(_Float16& __f) + { + float __flt; + __istream_type& __ret = _M_extract(__flt); + ios_base::iostate __err = ios_base::goodbit; + if (__flt < -__FLT16_MAX__) + { + __f = -__FLT16_MAX__; + __err = ios_base::failbit; + } + else if (__flt > __FLT16_MAX__) + { + __f = __FLT16_MAX__; + __err = ios_base::failbit; + } + else + __f = static_cast<_Float16>(__flt); + if (__err) + this->setstate(__err); + return __ret; + } +#endif + +#if defined(__STDCPP_FLOAT32_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + __attribute__((__always_inline__)) + __istream_type& + operator>>(_Float32& __f) + { + float __flt; + __istream_type& __ret = _M_extract(__flt); + __f = static_cast<_Float32> (__flt); + return __ret; + } +#endif + +#if defined(__STDCPP_FLOAT64_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + __attribute__((__always_inline__)) + __istream_type& + operator>>(_Float64& __f) + { + double __dbl; + __istream_type& __ret = _M_extract(__dbl); + __f = static_cast<_Float64> (__dbl); + return __ret; + } +#endif + +#if defined(__STDCPP_FLOAT128_T__) && defined(_GLIBCXX_LDOUBLE_IS_IEEE_BINARY128) + __attribute__((__always_inline__)) + __istream_type& + operator>>(_Float128& __f) + { + long double __ldbl; + __istream_type& __ret = _M_extract(__ldbl); + __f = static_cast<_Float128> (__ldbl); + return __ret; + } +#endif + +#if defined(__STDCPP_BFLOAT16_T__) && defined(_GLIBCXX_FLOAT_IS_IEEE_BINARY32) + __attribute__((__always_inline__)) + __istream_type& + operator>>(__gnu_cxx::__bfloat16_t & __f) + { + float __flt; + __istream_type& __ret = _M_extract(__flt); + ios_base::iostate __err = ios_base::goodbit; + if (__flt < -__BFLT16_MAX__) + { + __f = -__BFLT16_MAX__; + __err = ios_base::failbit; + } + else if (__flt > __BFLT16_MAX__) + { + __f = __BFLT16_MAX__; + __err = ios_base::failbit; + } + else + __f = static_cast<__gnu_cxx::__bfloat16_t>(__flt); + if (__err) + this->setstate(__err); + return __ret; + } +#endif + + /** + * @brief Basic arithmetic extractors + * @param __p A variable of pointer type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to parse the input data. + */ + __istream_type& + operator>>(void*& __p) + { return _M_extract(__p); } + + /** + * @brief Extracting into another streambuf. + * @param __sb A pointer to a streambuf + * + * This function behaves like one of the basic arithmetic extractors, + * in that it also constructs a sentry object and has the same error + * handling behavior. + * + * If @p __sb is NULL, the stream will set failbit in its error state. + * + * Characters are extracted from this stream and inserted into the + * @p __sb streambuf until one of the following occurs: + * + * - the input stream reaches end-of-file, + * - insertion into the output buffer fails (in this case, the + * character that would have been inserted is not extracted), or + * - an exception occurs (and in this case is caught) + * + * If the function inserts no characters, failbit is set. + */ + __istream_type& + operator>>(__streambuf_type* __sb); + ///@} + + // [27.6.1.3] unformatted input + /** + * @brief Character counting + * @return The number of characters extracted by the previous + * unformatted input function dispatched for this stream. + */ + streamsize + gcount() const + { return _M_gcount; } + + ///@{ + /** + * @name Unformatted Input Functions + * + * All the unformatted input functions have some common behavior. + * Each starts by constructing a temporary object of type + * std::basic_istream::sentry with the second argument (noskipws) + * set to true. This has several effects, concluding with the + * setting of a status flag; see the sentry documentation for more. + * + * If the sentry status is good, the function tries to extract + * whatever data is appropriate for the type of the argument. + * + * The number of characters extracted is stored for later retrieval + * by gcount(). + * + * If an exception is thrown during extraction, ios_base::badbit + * will be turned on in the stream's error state (without causing an + * ios_base::failure to be thrown) and the original exception will + * be rethrown if badbit is set in the exceptions mask. + */ + + /** + * @brief Simple extraction. + * @return A character, or eof(). + * + * Tries to extract a character. If none are available, sets failbit + * and returns traits::eof(). + */ + int_type + get(); + + /** + * @brief Simple extraction. + * @param __c The character in which to store data. + * @return *this + * + * Tries to extract a character and store it in @a __c. If none are + * available, sets failbit and returns traits::eof(). + * + * @note This function is not overloaded on signed char and + * unsigned char. + */ + __istream_type& + get(char_type& __c); + + /** + * @brief Simple multiple-character extraction. + * @param __s Pointer to an array. + * @param __n Maximum number of characters to store in @a __s. + * @param __delim A "stop" character. + * @return *this + * + * Characters are extracted and stored into @a __s until one of the + * following happens: + * + * - @c __n-1 characters are stored + * - the input sequence reaches EOF + * - the next character equals @a __delim, in which case the character + * is not extracted + * + * If no characters are stored, failbit is set in the stream's error + * state. + * + * In any case, a null character is stored into the next location in + * the array. + * + * @note This function is not overloaded on signed char and + * unsigned char. + */ + __istream_type& + get(char_type* __s, streamsize __n, char_type __delim); + + /** + * @brief Simple multiple-character extraction. + * @param __s Pointer to an array. + * @param __n Maximum number of characters to store in @a s. + * @return *this + * + * Returns @c get(__s,__n,widen('\\n')). + */ + __istream_type& + get(char_type* __s, streamsize __n) + { return this->get(__s, __n, this->widen('\n')); } + + /** + * @brief Extraction into another streambuf. + * @param __sb A streambuf in which to store data. + * @param __delim A "stop" character. + * @return *this + * + * Characters are extracted and inserted into @a __sb until one of the + * following happens: + * + * - the input sequence reaches EOF + * - insertion into the output buffer fails (in this case, the + * character that would have been inserted is not extracted) + * - the next character equals @a __delim (in this case, the character + * is not extracted) + * - an exception occurs (and in this case is caught) + * + * If no characters are stored, failbit is set in the stream's error + * state. + */ + __istream_type& + get(__streambuf_type& __sb, char_type __delim); + + /** + * @brief Extraction into another streambuf. + * @param __sb A streambuf in which to store data. + * @return *this + * + * Returns @c get(__sb,widen('\\n')). + */ + __istream_type& + get(__streambuf_type& __sb) + { return this->get(__sb, this->widen('\n')); } + + /** + * @brief String extraction. + * @param __s A character array in which to store the data. + * @param __n Maximum number of characters to extract. + * @param __delim A "stop" character. + * @return *this + * + * Extracts and stores characters into @a __s until one of the + * following happens. Note that these criteria are required to be + * tested in the order listed here, to allow an input line to exactly + * fill the @a __s array without setting failbit. + * + * -# the input sequence reaches end-of-file, in which case eofbit + * is set in the stream error state + * -# the next character equals @c __delim, in which case the character + * is extracted (and therefore counted in @c gcount()) but not stored + * -# @c __n-1 characters are stored, in which case failbit is set + * in the stream error state + * + * If no characters are extracted, failbit is set. (An empty line of + * input should therefore not cause failbit to be set.) + * + * In any case, a null character is stored in the next location in + * the array. + */ + __istream_type& + getline(char_type* __s, streamsize __n, char_type __delim); + + /** + * @brief String extraction. + * @param __s A character array in which to store the data. + * @param __n Maximum number of characters to extract. + * @return *this + * + * Returns @c getline(__s,__n,widen('\\n')). + */ + __istream_type& + getline(char_type* __s, streamsize __n) + { return this->getline(__s, __n, this->widen('\n')); } + + /** + * @brief Discarding characters + * @param __n Number of characters to discard. + * @param __delim A "stop" character. + * @return *this + * + * Extracts characters and throws them away until one of the + * following happens: + * - if @a __n @c != @c std::numeric_limits::max(), @a __n + * characters are extracted + * - the input sequence reaches end-of-file + * - the next character equals @a __delim (in this case, the character + * is extracted); note that this condition will never occur if + * @a __delim equals @c traits::eof(). + * + * NB: Provide three overloads, instead of the single function + * (with defaults) mandated by the Standard: this leads to a + * better performing implementation, while still conforming to + * the Standard. + */ + __istream_type& + ignore(streamsize __n, int_type __delim); + + __istream_type& + ignore(streamsize __n); + + __istream_type& + ignore(); + + /** + * @brief Looking ahead in the stream + * @return The next character, or eof(). + * + * If, after constructing the sentry object, @c good() is false, + * returns @c traits::eof(). Otherwise reads but does not extract + * the next input character. + */ + int_type + peek(); + + /** + * @brief Extraction without delimiters. + * @param __s A character array. + * @param __n Maximum number of characters to store. + * @return *this + * + * If the stream state is @c good(), extracts characters and stores + * them into @a __s until one of the following happens: + * - @a __n characters are stored + * - the input sequence reaches end-of-file, in which case the error + * state is set to @c failbit|eofbit. + * + * @note This function is not overloaded on signed char and + * unsigned char. + */ + __istream_type& + read(char_type* __s, streamsize __n); + + /** + * @brief Extraction until the buffer is exhausted, but no more. + * @param __s A character array. + * @param __n Maximum number of characters to store. + * @return The number of characters extracted. + * + * Extracts characters and stores them into @a __s depending on the + * number of characters remaining in the streambuf's buffer, + * @c rdbuf()->in_avail(), called @c A here: + * - if @c A @c == @c -1, sets eofbit and extracts no characters + * - if @c A @c == @c 0, extracts no characters + * - if @c A @c > @c 0, extracts @c min(A,n) + * + * The goal is to empty the current buffer, and to not request any + * more from the external input sequence controlled by the streambuf. + */ + streamsize + readsome(char_type* __s, streamsize __n); + + /** + * @brief Unextracting a single character. + * @param __c The character to push back into the input stream. + * @return *this + * + * If @c rdbuf() is not null, calls @c rdbuf()->sputbackc(c). + * + * If @c rdbuf() is null or if @c sputbackc() fails, sets badbit in + * the error state. + * + * @note This function first clears eofbit. Since no characters + * are extracted, the next call to @c gcount() will return 0, + * as required by DR 60. + */ + __istream_type& + putback(char_type __c); + + /** + * @brief Unextracting the previous character. + * @return *this + * + * If @c rdbuf() is not null, calls @c rdbuf()->sungetc(c). + * + * If @c rdbuf() is null or if @c sungetc() fails, sets badbit in + * the error state. + * + * @note This function first clears eofbit. Since no characters + * are extracted, the next call to @c gcount() will return 0, + * as required by DR 60. + */ + __istream_type& + unget(); + + /** + * @brief Synchronizing the stream buffer. + * @return 0 on success, -1 on failure + * + * If @c rdbuf() is a null pointer, returns -1. + * + * Otherwise, calls @c rdbuf()->pubsync(), and if that returns -1, + * sets badbit and returns -1. + * + * Otherwise, returns 0. + * + * @note This function does not count the number of characters + * extracted, if any, and therefore does not affect the next + * call to @c gcount(). + */ + int + sync(); + + /** + * @brief Getting the current read position. + * @return A file position object. + * + * If @c fail() is not false, returns @c pos_type(-1) to indicate + * failure. Otherwise returns @c rdbuf()->pubseekoff(0,cur,in). + * + * @note This function does not count the number of characters + * extracted, if any, and therefore does not affect the next + * call to @c gcount(). At variance with putback, unget and + * seekg, eofbit is not cleared first. + */ + pos_type + tellg(); + + /** + * @brief Changing the current read position. + * @param __pos A file position object. + * @return *this + * + * If @c fail() is not true, calls @c rdbuf()->pubseekpos(__pos). If + * that function fails, sets failbit. + * + * @note This function first clears eofbit. It does not count the + * number of characters extracted, if any, and therefore does + * not affect the next call to @c gcount(). + */ + __istream_type& + seekg(pos_type); + + /** + * @brief Changing the current read position. + * @param __off A file offset object. + * @param __dir The direction in which to seek. + * @return *this + * + * If @c fail() is not true, calls @c rdbuf()->pubseekoff(__off,__dir). + * If that function fails, sets failbit. + * + * @note This function first clears eofbit. It does not count the + * number of characters extracted, if any, and therefore does + * not affect the next call to @c gcount(). + */ + __istream_type& + seekg(off_type, ios_base::seekdir); + ///@} + + protected: + basic_istream() + : _M_gcount(streamsize(0)) + { this->init(0); } + +#if __cplusplus >= 201103L + basic_istream(const basic_istream&) = delete; + + basic_istream(basic_istream&& __rhs) + : __ios_type(), _M_gcount(__rhs._M_gcount) + { + __ios_type::move(__rhs); + __rhs._M_gcount = 0; + } + + // 27.7.3.3 Assign/swap + + basic_istream& operator=(const basic_istream&) = delete; + + basic_istream& + operator=(basic_istream&& __rhs) + { + swap(__rhs); + return *this; + } + + void + swap(basic_istream& __rhs) + { + __ios_type::swap(__rhs); + std::swap(_M_gcount, __rhs._M_gcount); + } +#endif + + template + __istream_type& + _M_extract(_ValueT& __v); + }; + + /// Explicit specialization declarations, defined in src/istream.cc. + template<> + basic_istream& + basic_istream:: + getline(char_type* __s, streamsize __n, char_type __delim); + + template<> + basic_istream& + basic_istream:: + ignore(streamsize __n); + + template<> + basic_istream& + basic_istream:: + ignore(streamsize __n, int_type __delim); + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + basic_istream& + basic_istream:: + getline(char_type* __s, streamsize __n, char_type __delim); + + template<> + basic_istream& + basic_istream:: + ignore(streamsize __n); + + template<> + basic_istream& + basic_istream:: + ignore(streamsize __n, int_type __delim); +#endif + + /** + * @brief Performs setup work for input streams. + * + * Objects of this class are created before all of the standard + * extractors are run. It is responsible for exception-safe + * prefix and suffix operations, although only prefix actions + * are currently required by the standard. + */ + template + class basic_istream<_CharT, _Traits>::sentry + { + // Data Members. + bool _M_ok; + + public: + /// Easy access to dependent types. + typedef _Traits traits_type; + typedef basic_streambuf<_CharT, _Traits> __streambuf_type; + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef typename __istream_type::__ctype_type __ctype_type; + typedef typename _Traits::int_type __int_type; + + /** + * @brief The constructor performs all the work. + * @param __is The input stream to guard. + * @param __noskipws Whether to consume whitespace or not. + * + * If the stream state is good (@a __is.good() is true), then the + * following actions are performed, otherwise the sentry state + * is false (not okay) and failbit is set in the + * stream state. + * + * The sentry's preparatory actions are: + * + * -# if the stream is tied to an output stream, @c is.tie()->flush() + * is called to synchronize the output sequence + * -# if @a __noskipws is false, and @c ios_base::skipws is set in + * @c is.flags(), the sentry extracts and discards whitespace + * characters from the stream. The currently imbued locale is + * used to determine whether each character is whitespace. + * + * If the stream state is still good, then the sentry state becomes + * true (@a okay). + */ + explicit + sentry(basic_istream<_CharT, _Traits>& __is, bool __noskipws = false); + + /** + * @brief Quick status checking. + * @return The sentry state. + * + * For ease of use, sentries may be converted to booleans. The + * return value is that of the sentry state (true == okay). + */ +#if __cplusplus >= 201103L + explicit +#endif + operator bool() const + { return _M_ok; } + }; + + ///@{ + /** + * @brief Character extractors + * @param __in An input stream. + * @param __c A character reference. + * @return in + * + * Behaves like one of the formatted arithmetic extractors described in + * std::basic_istream. After constructing a sentry object with good + * status, this function extracts a character (if one is available) and + * stores it in @a __c. Otherwise, sets failbit in the input stream. + */ + template + basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c); + + template + inline basic_istream& + operator>>(basic_istream& __in, unsigned char& __c) + { return (__in >> reinterpret_cast(__c)); } + + template + inline basic_istream& + operator>>(basic_istream& __in, signed char& __c) + { return (__in >> reinterpret_cast(__c)); } + ///@} + + + template + void + __istream_extract(basic_istream<_CharT, _Traits>&, _CharT*, streamsize); + + void __istream_extract(istream&, char*, streamsize); + + ///@{ + /** + * @brief Character string extractors + * @param __in An input stream. + * @param __s A character array (or a pointer to an array before C++20). + * @return __in + * + * Behaves like one of the formatted arithmetic extractors described in + * `std::basic_istream`. After constructing a sentry object with good + * status, this function extracts up to `n` characters and stores them + * into the array `__s`. `n` is defined as: + * + * - if `width()` is greater than zero, `n` is `min(width(), n)` + * - otherwise `n` is the number of elements of the array + * - (before C++20 the pointer is assumed to point to an array of + * the largest possible size for an array of `char_type`). + * + * Characters are extracted and stored until one of the following happens: + * - `n - 1` characters are stored + * - EOF is reached + * - the next character is whitespace according to the current locale + * + * `width(0)` is then called for the input stream. + * + * If no characters are extracted, sets failbit. + */ + +#if __cplusplus <= 201703L + template + __attribute__((__nonnull__(2), __access__(__write_only__, 2))) + inline basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s) + { +#ifdef __OPTIMIZE__ + // Function inlining might make the buffer size known, allowing us to + // prevent overflow. + size_t __n = __builtin_object_size(__s, 0); + if (__n < sizeof(_CharT)) + { + // There is not even space for the required null terminator. + __glibcxx_assert(__n >= sizeof(_CharT)); + // No point calling __istream_extract, but still need to reset width. + __in.width(0); + __in.setstate(ios_base::failbit); + } + else if (__n != (size_t)-1) + { + __n /= sizeof(_CharT); + streamsize __w = __in.width(); + std::__istream_extract(__in, __s, __n); + if (__in.good() && (__w <= 0 || __n < __w)) + { + // Stopped extracting early to avoid overflowing the buffer, + // but might have stopped anyway (and set eofbit) if at EOF. + const typename _Traits::int_type __c = __in.rdbuf()->sgetc(); + const bool __eof = _Traits::eq_int_type(__c, _Traits::eof()); + if (__builtin_expect(__eof, true)) // Assume EOF, not overflow. + __in.setstate(ios_base::eofbit); + } + } + else +#endif // __OPTIMIZE + { + // Buffer size is unknown, have to assume it's huge. + streamsize __n = __gnu_cxx::__numeric_traits::__max; + __n /= sizeof(_CharT); + std::__istream_extract(__in, __s, __n); + } + return __in; + } + + template + __attribute__((__nonnull__(2), __access__(__write_only__, 2))) + inline basic_istream& + operator>>(basic_istream& __in, unsigned char* __s) + { return __in >> reinterpret_cast(__s); } + + template + __attribute__((__nonnull__(2), __access__(__write_only__, 2))) + inline basic_istream& + operator>>(basic_istream& __in, signed char* __s) + { return __in >> reinterpret_cast(__s); } +#else + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2499. operator>>(istream&, char*) makes it hard to avoid buffer overflows + template + inline basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __in, _CharT (&__s)[_Num]) + { + static_assert(_Num <= __gnu_cxx::__numeric_traits::__max); + std::__istream_extract(__in, __s, _Num); + return __in; + } + + template + inline basic_istream& + operator>>(basic_istream& __in, unsigned char (&__s)[_Num]) + { return __in >> reinterpret_cast(__s); } + + template + inline basic_istream& + operator>>(basic_istream& __in, signed char (&__s)[_Num]) + { return __in >> reinterpret_cast(__s); } +#endif + ///@} + + /** + * @brief Template class basic_iostream + * @ingroup io + * + * @tparam _CharT Type of character stream. + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * + * This class multiply inherits from the input and output stream classes + * simply to provide a single interface. + */ + template + class basic_iostream + : public basic_istream<_CharT, _Traits>, + public basic_ostream<_CharT, _Traits> + { + public: + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 271. basic_iostream missing typedefs + // Types (inherited): + typedef _CharT char_type; + typedef typename _Traits::int_type int_type; + typedef typename _Traits::pos_type pos_type; + typedef typename _Traits::off_type off_type; + typedef _Traits traits_type; + + // Non-standard Types: + typedef basic_istream<_CharT, _Traits> __istream_type; + typedef basic_ostream<_CharT, _Traits> __ostream_type; + + /** + * @brief Constructor does nothing. + * + * Both of the parent classes are initialized with the same + * streambuf pointer passed to this constructor. + */ + explicit + basic_iostream(basic_streambuf<_CharT, _Traits>* __sb) + : __istream_type(__sb), __ostream_type(__sb) { } + + /** + * @brief Destructor does nothing. + */ + virtual + ~basic_iostream() { } + + protected: + basic_iostream() + : __istream_type(), __ostream_type() { } + +#if __cplusplus >= 201103L + basic_iostream(const basic_iostream&) = delete; + + basic_iostream(basic_iostream&& __rhs) + : __istream_type(std::move(__rhs)), __ostream_type(*this) + { } + + // 27.7.3.3 Assign/swap + + basic_iostream& operator=(const basic_iostream&) = delete; + + basic_iostream& + operator=(basic_iostream&& __rhs) + { + swap(__rhs); + return *this; + } + + void + swap(basic_iostream& __rhs) + { __istream_type::swap(__rhs); } +#endif + }; + + /** + * @brief Quick and easy way to eat whitespace + * + * This manipulator extracts whitespace characters, stopping when the + * next character is non-whitespace, or when the input sequence is empty. + * If the sequence is empty, @c eofbit is set in the stream, but not + * @c failbit. + * + * The current locale is used to distinguish whitespace characters. + * + * Example: + * @code + * MyClass mc; + * + * std::cin >> std::ws >> mc; + * @endcode + * will skip leading whitespace before calling operator>> on cin and your + * object. Note that the same effect can be achieved by creating a + * std::basic_istream::sentry inside your definition of operator>>. + */ + template + basic_istream<_CharT, _Traits>& + ws(basic_istream<_CharT, _Traits>& __is); + +#if __cplusplus >= 201103L + // C++11 27.7.2.6 Rvalue stream extraction [istream.rvalue] + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2328. Rvalue stream extraction should use perfect forwarding + // 1203. More useful rvalue stream insertion + +#if __cpp_lib_concepts + template + requires __derived_from_ios_base<_Is> + && requires (_Is& __is, _Tp&& __t) { __is >> std::forward<_Tp>(__t); } + using __rvalue_stream_extraction_t = _Is&&; +#else + template, + typename = decltype(std::declval<_Is&>() >> std::declval<_Tp>())> + using __rvalue_stream_extraction_t = _Is&&; +#endif + + /** + * @brief Generic extractor for rvalue stream + * @param __is An input stream. + * @param __x A reference to the extraction target. + * @return __is + * + * This is just a forwarding function to allow extraction from + * rvalue streams since they won't bind to the extractor functions + * that take an lvalue reference. + */ + template + inline __rvalue_stream_extraction_t<_Istream, _Tp> + operator>>(_Istream&& __is, _Tp&& __x) + { + __is >> std::forward<_Tp>(__x); + return std::move(__is); + } +#endif // C++11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#include + +#endif /* _GLIBCXX_ISTREAM */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream.blob new file mode 100644 index 0000000..cb9fe0d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@istream.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new new file mode 100644 index 0000000..082053f --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new @@ -0,0 +1,238 @@ +// The -*- C++ -*- dynamic memory management header. + +// Copyright (C) 1994-2023 Free Software Foundation, Inc. + +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file new + * This is a Standard C++ Library header. + * + * The header @c new defines several functions to manage dynamic memory and + * handling memory allocation errors; see + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/dynamic_memory.html + * for more. + */ + +#ifndef _NEW +#define _NEW + +#pragma GCC system_header + +#include +#include + +#pragma GCC visibility push(default) + +extern "C++" { + +namespace std +{ + /** + * @brief Exception possibly thrown by @c new. + * @ingroup exceptions + * + * @c bad_alloc (or classes derived from it) is used to report allocation + * errors from the throwing forms of @c new. */ + class bad_alloc : public exception + { + public: + bad_alloc() throw() { } + +#if __cplusplus >= 201103L + bad_alloc(const bad_alloc&) = default; + bad_alloc& operator=(const bad_alloc&) = default; +#endif + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 + virtual ~bad_alloc() throw(); + + // See comment in eh_exception.cc. + virtual const char* what() const throw(); + }; + +#if __cplusplus >= 201103L + class bad_array_new_length : public bad_alloc + { + public: + bad_array_new_length() throw() { } + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 + virtual ~bad_array_new_length() throw(); + + // See comment in eh_exception.cc. + virtual const char* what() const throw(); + }; +#endif + +#if __cpp_aligned_new + enum class align_val_t: size_t {}; +#endif + + struct nothrow_t + { +#if __cplusplus >= 201103L + explicit nothrow_t() = default; +#endif + }; + + extern const nothrow_t nothrow; + + /** If you write your own error handler to be called by @c new, it must + * be of this type. */ + typedef void (*new_handler)(); + + /// Takes a replacement handler as the argument, returns the + /// previous handler. + new_handler set_new_handler(new_handler) throw(); + +#if __cplusplus >= 201103L + /// Return the current new handler. + new_handler get_new_handler() noexcept; +#endif +} // namespace std + +//@{ +/** These are replaceable signatures: + * - normal single new and delete (no arguments, throw @c bad_alloc on error) + * - normal array new and delete (same) + * - @c nothrow single new and delete (take a @c nothrow argument, return + * @c NULL on error) + * - @c nothrow array new and delete (same) + * + * Placement new and delete signatures (take a memory address argument, + * does nothing) may not be replaced by a user's program. +*/ +_GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc) + __attribute__((__externally_visible__)); +_GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc) + __attribute__((__externally_visible__)); +void operator delete(void*) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +void operator delete[](void*) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +#if __cpp_sized_deallocation +void operator delete(void*, std::size_t) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +void operator delete[](void*, std::size_t) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +#endif +_GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +_GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +void operator delete(void*, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +void operator delete[](void*, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT + __attribute__((__externally_visible__)); +#if __cpp_aligned_new +_GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t) + __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +_GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t, const std::nothrow_t&) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +void operator delete(void*, std::align_val_t) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +void operator delete(void*, std::align_val_t, const std::nothrow_t&) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +_GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t) + __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +_GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t, const std::nothrow_t&) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__)); +void operator delete[](void*, std::align_val_t) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +void operator delete[](void*, std::align_val_t, const std::nothrow_t&) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +#if __cpp_sized_deallocation +void operator delete(void*, std::size_t, std::align_val_t) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +void operator delete[](void*, std::size_t, std::align_val_t) + _GLIBCXX_USE_NOEXCEPT __attribute__((__externally_visible__)); +#endif // __cpp_sized_deallocation +#endif // __cpp_aligned_new + +// Default placement versions of operator new. +_GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT +{ return __p; } +_GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT +{ return __p; } + +// Default placement versions of operator delete. +inline void operator delete (void*, void*) _GLIBCXX_USE_NOEXCEPT { } +inline void operator delete[](void*, void*) _GLIBCXX_USE_NOEXCEPT { } +//@} +} // extern "C++" + +#if __cplusplus >= 201703L +namespace std +{ +#ifdef _GLIBCXX_HAVE_BUILTIN_LAUNDER +#define __cpp_lib_launder 201606L + /// Pointer optimization barrier [ptr.launder] + template + [[nodiscard]] constexpr _Tp* + launder(_Tp* __p) noexcept + { return __builtin_launder(__p); } + + // The program is ill-formed if T is a function type or + // (possibly cv-qualified) void. + + template + void launder(_Ret (*)(_Args...) _GLIBCXX_NOEXCEPT_QUAL) = delete; + template + void launder(_Ret (*)(_Args......) _GLIBCXX_NOEXCEPT_QUAL) = delete; + + void launder(void*) = delete; + void launder(const void*) = delete; + void launder(volatile void*) = delete; + void launder(const volatile void*) = delete; +#endif // _GLIBCXX_HAVE_BUILTIN_LAUNDER + +#ifdef __GCC_DESTRUCTIVE_SIZE +# define __cpp_lib_hardware_interference_size 201703L + inline constexpr size_t hardware_destructive_interference_size = __GCC_DESTRUCTIVE_SIZE; + inline constexpr size_t hardware_constructive_interference_size = __GCC_CONSTRUCTIVE_SIZE; +#endif // __GCC_DESTRUCTIVE_SIZE +} +#endif // C++17 + +#if __cplusplus > 201703L +namespace std +{ + /// Tag type used to declare a class-specific operator delete that can + /// invoke the destructor before deallocating the memory. + struct destroying_delete_t + { + explicit destroying_delete_t() = default; + }; + /// Tag variable of type destroying_delete_t. + inline constexpr destroying_delete_t destroying_delete{}; +} +// Only define the feature test macro if the compiler supports the feature: +#if __cpp_impl_destroying_delete +# define __cpp_lib_destroying_delete 201806L +#endif +#endif // C++20 + +#pragma GCC visibility pop + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new.blob new file mode 100644 index 0000000..58f8fd4 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@new.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream new file mode 100644 index 0000000..4711b8a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream @@ -0,0 +1,882 @@ +// Output streams -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/ostream + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 27.6.2 Output streams +// + +#ifndef _GLIBCXX_OSTREAM +#define _GLIBCXX_OSTREAM 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** + * @brief Template class basic_ostream. + * @ingroup io + * + * @tparam _CharT Type of character stream. + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * + * This is the base class for all output streams. It provides text + * formatting of all builtin types, and communicates with any class + * derived from basic_streambuf to do the actual output. + */ + template + class basic_ostream : virtual public basic_ios<_CharT, _Traits> + { + public: + // Types (inherited from basic_ios): + typedef _CharT char_type; + typedef typename _Traits::int_type int_type; + typedef typename _Traits::pos_type pos_type; + typedef typename _Traits::off_type off_type; + typedef _Traits traits_type; + + // Non-standard Types: + typedef basic_streambuf<_CharT, _Traits> __streambuf_type; + typedef basic_ios<_CharT, _Traits> __ios_type; + typedef basic_ostream<_CharT, _Traits> __ostream_type; + typedef num_put<_CharT, ostreambuf_iterator<_CharT, _Traits> > + __num_put_type; + typedef ctype<_CharT> __ctype_type; + + /** + * @brief Base constructor. + * + * This ctor is almost never called by the user directly, rather from + * derived classes' initialization lists, which pass a pointer to + * their own stream buffer. + */ + explicit + basic_ostream(__streambuf_type* __sb) + { this->init(__sb); } + + /** + * @brief Base destructor. + * + * This does very little apart from providing a virtual base dtor. + */ + virtual + ~basic_ostream() { } + + /// Safe prefix/suffix operations. + class sentry; + friend class sentry; + + ///@{ + /** + * @brief Interface for manipulators. + * + * Manipulators such as @c std::endl and @c std::hex use these + * functions in constructs like "std::cout << std::endl". For more + * information, see the iomanip header. + */ + __ostream_type& + operator<<(__ostream_type& (*__pf)(__ostream_type&)) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // The inserters for manipulators are *not* formatted output functions. + return __pf(*this); + } + + __ostream_type& + operator<<(__ios_type& (*__pf)(__ios_type&)) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // The inserters for manipulators are *not* formatted output functions. + __pf(*this); + return *this; + } + + __ostream_type& + operator<<(ios_base& (*__pf) (ios_base&)) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 60. What is a formatted input function? + // The inserters for manipulators are *not* formatted output functions. + __pf(*this); + return *this; + } + ///@} + + ///@{ + /** + * @name Inserters + * + * All the @c operator<< functions (aka formatted output + * functions) have some common behavior. Each starts by + * constructing a temporary object of type std::basic_ostream::sentry. + * This can have several effects, concluding with the setting of a + * status flag; see the sentry documentation for more. + * + * If the sentry status is good, the function tries to generate + * whatever data is appropriate for the type of the argument. + * + * If an exception is thrown during insertion, ios_base::badbit + * will be turned on in the stream's error state without causing an + * ios_base::failure to be thrown. The original exception will then + * be rethrown. + */ + + ///@{ + /** + * @brief Integer arithmetic inserters + * @param __n A variable of builtin integral type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to perform numeric formatting. + */ + __ostream_type& + operator<<(long __n) + { return _M_insert(__n); } + + __ostream_type& + operator<<(unsigned long __n) + { return _M_insert(__n); } + + __ostream_type& + operator<<(bool __n) + { return _M_insert(__n); } + + __ostream_type& + operator<<(short __n); + + __ostream_type& + operator<<(unsigned short __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 117. basic_ostream uses nonexistent num_put member functions. + return _M_insert(static_cast(__n)); + } + + __ostream_type& + operator<<(int __n); + + __ostream_type& + operator<<(unsigned int __n) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 117. basic_ostream uses nonexistent num_put member functions. + return _M_insert(static_cast(__n)); + } + +#ifdef _GLIBCXX_USE_LONG_LONG + __ostream_type& + operator<<(long long __n) + { return _M_insert(__n); } + + __ostream_type& + operator<<(unsigned long long __n) + { return _M_insert(__n); } +#endif + ///@} + + ///@{ + /** + * @brief Floating point arithmetic inserters + * @param __f A variable of builtin floating point type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to perform numeric formatting. + */ + __ostream_type& + operator<<(double __f) + { return _M_insert(__f); } + + __ostream_type& + operator<<(float __f) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 117. basic_ostream uses nonexistent num_put member functions. + return _M_insert(static_cast(__f)); + } + + __ostream_type& + operator<<(long double __f) + { return _M_insert(__f); } + ///@} + +#if defined(__STDCPP_FLOAT16_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + __attribute__((__always_inline__)) + __ostream_type& + operator<<(_Float16 __f) + { + return _M_insert(static_cast(__f)); + } +#endif + +#if defined(__STDCPP_FLOAT32_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + __attribute__((__always_inline__)) + __ostream_type& + operator<<(_Float32 __f) + { + return _M_insert(static_cast(__f)); + } +#endif + +#if defined(__STDCPP_FLOAT64_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + __attribute__((__always_inline__)) + __ostream_type& + operator<<(_Float64 __f) + { + return _M_insert(static_cast(__f)); + } +#endif + +#if defined(__STDCPP_FLOAT128_T__) && defined(_GLIBCXX_LDOUBLE_IS_IEEE_BINARY128) + __attribute__((__always_inline__)) + __ostream_type& + operator<<(_Float128 __f) + { + return _M_insert(static_cast(__f)); + } +#endif + +#if defined(__STDCPP_BFLOAT16_T__) && defined(_GLIBCXX_DOUBLE_IS_IEEE_BINARY64) + __attribute__((__always_inline__)) + __ostream_type& + operator<<(__gnu_cxx::__bfloat16_t __f) + { + return _M_insert(static_cast(__f)); + } +#endif + + /** + * @brief Pointer arithmetic inserters + * @param __p A variable of pointer type. + * @return @c *this if successful + * + * These functions use the stream's current locale (specifically, the + * @c num_get facet) to perform numeric formatting. + */ + __ostream_type& + operator<<(const void* __p) + { return _M_insert(__p); } + +#if __cplusplus >= 201703L + __ostream_type& + operator<<(nullptr_t) + { return *this << "nullptr"; } +#endif + +#if __cplusplus > 202002L + __attribute__((__always_inline__)) + __ostream_type& + operator<<(const volatile void* __p) + { return _M_insert(const_cast(__p)); } +#endif + + /** + * @brief Extracting from another streambuf. + * @param __sb A pointer to a streambuf + * + * This function behaves like one of the basic arithmetic extractors, + * in that it also constructs a sentry object and has the same error + * handling behavior. + * + * If @p __sb is NULL, the stream will set failbit in its error state. + * + * Characters are extracted from @p __sb and inserted into @c *this + * until one of the following occurs: + * + * - the input stream reaches end-of-file, + * - insertion into the output sequence fails (in this case, the + * character that would have been inserted is not extracted), or + * - an exception occurs while getting a character from @p __sb, which + * sets failbit in the error state + * + * If the function inserts no characters, failbit is set. + */ + __ostream_type& + operator<<(__streambuf_type* __sb); + ///@} + + ///@{ + /** + * @name Unformatted Output Functions + * + * All the unformatted output functions have some common behavior. + * Each starts by constructing a temporary object of type + * std::basic_ostream::sentry. This has several effects, concluding + * with the setting of a status flag; see the sentry documentation + * for more. + * + * If the sentry status is good, the function tries to generate + * whatever data is appropriate for the type of the argument. + * + * If an exception is thrown during insertion, ios_base::badbit + * will be turned on in the stream's error state. If badbit is on in + * the stream's exceptions mask, the exception will be rethrown + * without completing its actions. + */ + + /** + * @brief Simple insertion. + * @param __c The character to insert. + * @return *this + * + * Tries to insert @p __c. + * + * @note This function is not overloaded on signed char and + * unsigned char. + */ + __ostream_type& + put(char_type __c); + + /** + * @brief Character string insertion. + * @param __s The array to insert. + * @param __n Maximum number of characters to insert. + * @return *this + * + * Characters are copied from @p __s and inserted into the stream until + * one of the following happens: + * + * - @p __n characters are inserted + * - inserting into the output sequence fails (in this case, badbit + * will be set in the stream's error state) + * + * @note This function is not overloaded on signed char and + * unsigned char. + */ + __ostream_type& + write(const char_type* __s, streamsize __n); + ///@} + + /** + * @brief Synchronizing the stream buffer. + * @return *this + * + * If @c rdbuf() is a null pointer, changes nothing. + * + * Otherwise, calls @c rdbuf()->pubsync(), and if that returns -1, + * sets badbit. + */ + __ostream_type& + flush(); + + /** + * @brief Getting the current write position. + * @return A file position object. + * + * If @c fail() is not false, returns @c pos_type(-1) to indicate + * failure. Otherwise returns @c rdbuf()->pubseekoff(0,cur,out). + */ + pos_type + tellp(); + + /** + * @brief Changing the current write position. + * @param __pos A file position object. + * @return *this + * + * If @c fail() is not true, calls @c rdbuf()->pubseekpos(pos). If + * that function fails, sets failbit. + */ + __ostream_type& + seekp(pos_type); + + /** + * @brief Changing the current write position. + * @param __off A file offset object. + * @param __dir The direction in which to seek. + * @return *this + * + * If @c fail() is not true, calls @c rdbuf()->pubseekoff(off,dir). + * If that function fails, sets failbit. + */ + __ostream_type& + seekp(off_type, ios_base::seekdir); + + protected: + basic_ostream() + { this->init(0); } + +#if __cplusplus >= 201103L + // Non-standard constructor that does not call init() + basic_ostream(basic_iostream<_CharT, _Traits>&) { } + + basic_ostream(const basic_ostream&) = delete; + + basic_ostream(basic_ostream&& __rhs) + : __ios_type() + { __ios_type::move(__rhs); } + + // 27.7.3.3 Assign/swap + + basic_ostream& operator=(const basic_ostream&) = delete; + + basic_ostream& + operator=(basic_ostream&& __rhs) + { + swap(__rhs); + return *this; + } + + void + swap(basic_ostream& __rhs) + { __ios_type::swap(__rhs); } +#endif + + template + __ostream_type& + _M_insert(_ValueT __v); + + private: +#if !_GLIBCXX_INLINE_VERSION + void + _M_write(const char_type* __s, streamsize __n) + { std::__ostream_insert(*this, __s, __n); } +#endif + }; + + /** + * @brief Performs setup work for output streams. + * + * Objects of this class are created before all of the standard + * inserters are run. It is responsible for exception-safe prefix and + * suffix operations. + */ + template + class basic_ostream<_CharT, _Traits>::sentry + { + // Data Members. + bool _M_ok; + basic_ostream<_CharT, _Traits>& _M_os; + + public: + /** + * @brief The constructor performs preparatory work. + * @param __os The output stream to guard. + * + * If the stream state is good (@a __os.good() is true), then if the + * stream is tied to another output stream, @c is.tie()->flush() + * is called to synchronize the output sequences. + * + * If the stream state is still good, then the sentry state becomes + * true (@a okay). + */ + explicit + sentry(basic_ostream<_CharT, _Traits>& __os); + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + /** + * @brief Possibly flushes the stream. + * + * If @c ios_base::unitbuf is set in @c os.flags(), and + * @c std::uncaught_exception() is true, the sentry destructor calls + * @c flush() on the output stream. + */ + ~sentry() + { + // XXX MT + if (bool(_M_os.flags() & ios_base::unitbuf) && !uncaught_exception()) + { + // Can't call flush directly or else will get into recursive lock. + if (_M_os.rdbuf() && _M_os.rdbuf()->pubsync() == -1) + _M_os.setstate(ios_base::badbit); + } + } +#pragma GCC diagnostic pop + + /** + * @brief Quick status checking. + * @return The sentry state. + * + * For ease of use, sentries may be converted to booleans. The + * return value is that of the sentry state (true == okay). + */ +#if __cplusplus >= 201103L + explicit +#endif + operator bool() const + { return _M_ok; } + }; + + ///@{ + /** + * @brief Character inserters + * @param __out An output stream. + * @param __c A character. + * @return out + * + * Behaves like one of the formatted arithmetic inserters described in + * std::basic_ostream. After constructing a sentry object with good + * status, this function inserts a single character and any required + * padding (as determined by [22.2.2.2.2]). @c __out.width(0) is then + * called. + * + * If @p __c is of type @c char and the character type of the stream is not + * @c char, the character is widened before insertion. + */ + template + inline basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c) + { + if (__out.width() != 0) + return __ostream_insert(__out, &__c, 1); + __out.put(__c); + return __out; + } + + template + inline basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __out, char __c) + { return (__out << __out.widen(__c)); } + + // Specialization + template + inline basic_ostream& + operator<<(basic_ostream& __out, char __c) + { + if (__out.width() != 0) + return __ostream_insert(__out, &__c, 1); + __out.put(__c); + return __out; + } + + // Signed and unsigned + template + inline basic_ostream& + operator<<(basic_ostream& __out, signed char __c) + { return (__out << static_cast(__c)); } + + template + inline basic_ostream& + operator<<(basic_ostream& __out, unsigned char __c) + { return (__out << static_cast(__c)); } + +#if __cplusplus > 201703L + // The following deleted overloads prevent formatting character values as + // numeric values. + + template + basic_ostream& + operator<<(basic_ostream&, wchar_t) = delete; + +#ifdef _GLIBCXX_USE_CHAR8_T + template + basic_ostream& + operator<<(basic_ostream&, char8_t) = delete; +#endif + + template + basic_ostream& + operator<<(basic_ostream&, char16_t) = delete; + + template + basic_ostream& + operator<<(basic_ostream&, char32_t) = delete; + +#ifdef _GLIBCXX_USE_WCHAR_T +#ifdef _GLIBCXX_USE_CHAR8_T + template + basic_ostream& + operator<<(basic_ostream&, char8_t) = delete; +#endif // _GLIBCXX_USE_CHAR8_T + + template + basic_ostream& + operator<<(basic_ostream&, char16_t) = delete; + + template + basic_ostream& + operator<<(basic_ostream&, char32_t) = delete; +#endif // _GLIBCXX_USE_WCHAR_T +#endif // C++20 + ///@} + + ///@{ + /** + * @brief String inserters + * @param __out An output stream. + * @param __s A character string. + * @return out + * @pre @p __s must be a non-NULL pointer + * + * Behaves like one of the formatted arithmetic inserters described in + * std::basic_ostream. After constructing a sentry object with good + * status, this function inserts @c traits::length(__s) characters starting + * at @p __s, widened if necessary, followed by any required padding (as + * determined by [22.2.2.2.2]). @c __out.width(0) is then called. + */ + template + inline basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s) + { + if (!__s) + __out.setstate(ios_base::badbit); + else + __ostream_insert(__out, __s, + static_cast(_Traits::length(__s))); + return __out; + } + + template + basic_ostream<_CharT, _Traits> & + operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s); + + // Partial specializations + template + inline basic_ostream& + operator<<(basic_ostream& __out, const char* __s) + { + if (!__s) + __out.setstate(ios_base::badbit); + else + __ostream_insert(__out, __s, + static_cast(_Traits::length(__s))); + return __out; + } + + // Signed and unsigned + template + inline basic_ostream& + operator<<(basic_ostream& __out, const signed char* __s) + { return (__out << reinterpret_cast(__s)); } + + template + inline basic_ostream & + operator<<(basic_ostream& __out, const unsigned char* __s) + { return (__out << reinterpret_cast(__s)); } + +#if __cplusplus > 201703L + // The following deleted overloads prevent formatting strings as + // pointer values. + + template + basic_ostream& + operator<<(basic_ostream&, const wchar_t*) = delete; + +#ifdef _GLIBCXX_USE_CHAR8_T + template + basic_ostream& + operator<<(basic_ostream&, const char8_t*) = delete; +#endif // _GLIBCXX_USE_CHAR8_T + + template + basic_ostream& + operator<<(basic_ostream&, const char16_t*) = delete; + + template + basic_ostream& + operator<<(basic_ostream&, const char32_t*) = delete; + +#ifdef _GLIBCXX_USE_WCHAR_T +#ifdef _GLIBCXX_USE_CHAR8_T + template + basic_ostream& + operator<<(basic_ostream&, const char8_t*) = delete; +#endif + + template + basic_ostream& + operator<<(basic_ostream&, const char16_t*) = delete; + + template + basic_ostream& + operator<<(basic_ostream&, const char32_t*) = delete; +#endif // _GLIBCXX_USE_WCHAR_T +#endif // C++20 + ///@} + + // Standard basic_ostream manipulators + + /** + * @brief Write a newline and flush the stream. + * + * This manipulator is often mistakenly used when a simple newline is + * desired, leading to poor buffering performance. See + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/streambufs.html#io.streambuf.buffering + * for more on this subject. + */ + template + inline basic_ostream<_CharT, _Traits>& + endl(basic_ostream<_CharT, _Traits>& __os) + { return flush(__os.put(__os.widen('\n'))); } + + /** + * @brief Write a null character into the output sequence. + * + * Null character is @c CharT() by definition. For CharT + * of @c char, this correctly writes the ASCII @c NUL character + * string terminator. + */ + template + inline basic_ostream<_CharT, _Traits>& + ends(basic_ostream<_CharT, _Traits>& __os) + { return __os.put(_CharT()); } + + /** + * @brief Flushes the output stream. + * + * This manipulator simply calls the stream's @c flush() member function. + */ + template + inline basic_ostream<_CharT, _Traits>& + flush(basic_ostream<_CharT, _Traits>& __os) + { return __os.flush(); } + +#if __cplusplus >= 201103L + // C++11 27.7.3.9 Rvalue stream insertion [ostream.rvalue] + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 1203. More useful rvalue stream insertion + +#if __cpp_lib_concepts + // Use concepts if possible because they're cheaper to evaluate. + template + concept __derived_from_ios_base = is_class_v<_Tp> + && (!is_same_v<_Tp, ios_base>) + && requires (_Tp* __t, ios_base* __b) { __b = __t; }; + + template + requires __derived_from_ios_base<_Os> + && requires (_Os& __os, const _Tp& __t) { __os << __t; } + using __rvalue_stream_insertion_t = _Os&&; +#else + template + using _Require_derived_from_ios_base + = _Require, __not_>, + is_convertible::type, ios_base*>>; + + template, + typename + = decltype(std::declval<_Os&>() << std::declval())> + using __rvalue_stream_insertion_t = _Os&&; +#endif + + /** + * @brief Generic inserter for rvalue stream + * @param __os An input stream. + * @param __x A reference to the object being inserted. + * @return __os + * + * This is just a forwarding function to allow insertion to + * rvalue streams since they won't bind to the inserter functions + * that take an lvalue reference. + */ + template + inline __rvalue_stream_insertion_t<_Ostream, _Tp> + operator<<(_Ostream&& __os, const _Tp& __x) + { + __os << __x; + return std::move(__os); + } + +#if __cplusplus > 201703L && _GLIBCXX_USE_CXX11_ABI + template + class __syncbuf_base : public basic_streambuf<_CharT, _Traits> + { + public: + static bool* + _S_get(basic_streambuf<_CharT, _Traits>* __buf [[maybe_unused]]) noexcept + { +#if __cpp_rtti + if (auto __p = dynamic_cast<__syncbuf_base*>(__buf)) + return &__p->_M_emit_on_sync; +#endif + return nullptr; + } + + protected: + __syncbuf_base(basic_streambuf<_CharT, _Traits>* __w = nullptr) + : _M_wrapped(__w) + { } + + basic_streambuf<_CharT, _Traits>* _M_wrapped = nullptr; + bool _M_emit_on_sync = false; + bool _M_needs_sync = false; + }; + + template + inline basic_ostream<_CharT, _Traits>& + emit_on_flush(basic_ostream<_CharT, _Traits>& __os) + { + if (bool* __flag = __syncbuf_base<_CharT, _Traits>::_S_get(__os.rdbuf())) + *__flag = true; + return __os; + } + + template + inline basic_ostream<_CharT, _Traits>& + noemit_on_flush(basic_ostream<_CharT, _Traits>& __os) + { + if (bool* __flag = __syncbuf_base<_CharT, _Traits>::_S_get(__os.rdbuf())) + *__flag = false; + return __os; + } + + template + inline basic_ostream<_CharT, _Traits>& + flush_emit(basic_ostream<_CharT, _Traits>& __os) + { + struct _Restore + { + ~_Restore() { *_M_flag = _M_prev; } + + bool _M_prev = false; + bool* _M_flag = &_M_prev; + } __restore; + + if (bool* __flag = __syncbuf_base<_CharT, _Traits>::_S_get(__os.rdbuf())) + { + __restore._M_prev = *__flag; + __restore._M_flag = __flag; + *__flag = true; + } + + __os.flush(); + return __os; + } + +#endif // C++20 + +#endif // C++11 + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#include + +#endif /* _GLIBCXX_OSTREAM */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream.blob new file mode 100644 index 0000000..ce8af00 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@ostream.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept new file mode 100644 index 0000000..66c8572 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept @@ -0,0 +1,307 @@ +// Standard exception classes -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/stdexcept + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 19.1 Exception classes +// + +#ifndef _GLIBCXX_STDEXCEPT +#define _GLIBCXX_STDEXCEPT 1 + +#pragma GCC system_header + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#if _GLIBCXX_USE_DUAL_ABI +#if _GLIBCXX_USE_CXX11_ABI + // Emulates an old COW string when the new std::string is in use. + struct __cow_string + { + union { + const char* _M_p; + char _M_bytes[sizeof(const char*)]; + }; + + __cow_string(); + __cow_string(const std::string&); + __cow_string(const char*, size_t); + __cow_string(const __cow_string&) _GLIBCXX_NOTHROW; + __cow_string& operator=(const __cow_string&) _GLIBCXX_NOTHROW; + ~__cow_string(); +#if __cplusplus >= 201103L + __cow_string(__cow_string&&) noexcept; + __cow_string& operator=(__cow_string&&) noexcept; +#endif + }; + + typedef basic_string __sso_string; +#else // _GLIBCXX_USE_CXX11_ABI + typedef basic_string __cow_string; + + // Emulates a new SSO string when the old std::string is in use. + struct __sso_string + { + struct __str + { + const char* _M_p; + size_t _M_string_length; + char _M_local_buf[16]; + }; + + union { + __str _M_s; + char _M_bytes[sizeof(__str)]; + }; + + __sso_string() _GLIBCXX_NOTHROW; + __sso_string(const std::string&); + __sso_string(const char*, size_t); + __sso_string(const __sso_string&); + __sso_string& operator=(const __sso_string&); + ~__sso_string(); +#if __cplusplus >= 201103L + __sso_string(__sso_string&&) noexcept; + __sso_string& operator=(__sso_string&&) noexcept; +#endif + }; +#endif // _GLIBCXX_USE_CXX11_ABI +#else // _GLIBCXX_USE_DUAL_ABI + typedef basic_string __sso_string; + typedef basic_string __cow_string; +#endif + + /** + * @addtogroup exceptions + * @{ + */ + + /** Logic errors represent problems in the internal logic of a program; + * in theory, these are preventable, and even detectable before the + * program runs (e.g., violations of class invariants). + * @brief One of two subclasses of exception. + */ + class logic_error : public exception + { + __cow_string _M_msg; + + public: + /** Takes a character string describing the error. */ + explicit + logic_error(const string& __arg) _GLIBCXX_TXN_SAFE; + +#if __cplusplus >= 201103L + explicit + logic_error(const char*) _GLIBCXX_TXN_SAFE; + + logic_error(logic_error&&) noexcept; + logic_error& operator=(logic_error&&) noexcept; +#endif + +#if _GLIBCXX_USE_CXX11_ABI || _GLIBCXX_DEFINE_STDEXCEPT_COPY_OPS + logic_error(const logic_error&) _GLIBCXX_NOTHROW; + logic_error& operator=(const logic_error&) _GLIBCXX_NOTHROW; +#elif __cplusplus >= 201103L + logic_error(const logic_error&) = default; + logic_error& operator=(const logic_error&) = default; +#endif + + virtual ~logic_error() _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; + + /** Returns a C-style character string describing the general cause of + * the current error (the same string passed to the ctor). */ + virtual const char* + what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; + +# ifdef _GLIBCXX_TM_TS_INTERNAL + friend void* + ::_txnal_logic_error_get_msg(void* e); +# endif + }; + + /** Thrown by the library, or by you, to report domain errors (domain in + * the mathematical sense). */ + class domain_error : public logic_error + { + public: + explicit domain_error(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit domain_error(const char*) _GLIBCXX_TXN_SAFE; + domain_error(const domain_error&) = default; + domain_error& operator=(const domain_error&) = default; + domain_error(domain_error&&) = default; + domain_error& operator=(domain_error&&) = default; +#endif + virtual ~domain_error() _GLIBCXX_NOTHROW; + }; + + /** Thrown to report invalid arguments to functions. */ + class invalid_argument : public logic_error + { + public: + explicit invalid_argument(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit invalid_argument(const char*) _GLIBCXX_TXN_SAFE; + invalid_argument(const invalid_argument&) = default; + invalid_argument& operator=(const invalid_argument&) = default; + invalid_argument(invalid_argument&&) = default; + invalid_argument& operator=(invalid_argument&&) = default; +#endif + virtual ~invalid_argument() _GLIBCXX_NOTHROW; + }; + + /** Thrown when an object is constructed that would exceed its maximum + * permitted size (e.g., a basic_string instance). */ + class length_error : public logic_error + { + public: + explicit length_error(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit length_error(const char*) _GLIBCXX_TXN_SAFE; + length_error(const length_error&) = default; + length_error& operator=(const length_error&) = default; + length_error(length_error&&) = default; + length_error& operator=(length_error&&) = default; +#endif + virtual ~length_error() _GLIBCXX_NOTHROW; + }; + + /** This represents an argument whose value is not within the expected + * range (e.g., boundary checks in basic_string). */ + class out_of_range : public logic_error + { + public: + explicit out_of_range(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit out_of_range(const char*) _GLIBCXX_TXN_SAFE; + out_of_range(const out_of_range&) = default; + out_of_range& operator=(const out_of_range&) = default; + out_of_range(out_of_range&&) = default; + out_of_range& operator=(out_of_range&&) = default; +#endif + virtual ~out_of_range() _GLIBCXX_NOTHROW; + }; + + /** Runtime errors represent problems outside the scope of a program; + * they cannot be easily predicted and can generally only be caught as + * the program executes. + * @brief One of two subclasses of exception. + */ + class runtime_error : public exception + { + __cow_string _M_msg; + + public: + /** Takes a character string describing the error. */ + explicit + runtime_error(const string& __arg) _GLIBCXX_TXN_SAFE; + +#if __cplusplus >= 201103L + explicit + runtime_error(const char*) _GLIBCXX_TXN_SAFE; + + runtime_error(runtime_error&&) noexcept; + runtime_error& operator=(runtime_error&&) noexcept; +#endif + +#if _GLIBCXX_USE_CXX11_ABI || _GLIBCXX_DEFINE_STDEXCEPT_COPY_OPS + runtime_error(const runtime_error&) _GLIBCXX_NOTHROW; + runtime_error& operator=(const runtime_error&) _GLIBCXX_NOTHROW; +#elif __cplusplus >= 201103L + runtime_error(const runtime_error&) = default; + runtime_error& operator=(const runtime_error&) = default; +#endif + + virtual ~runtime_error() _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; + + /** Returns a C-style character string describing the general cause of + * the current error (the same string passed to the ctor). */ + virtual const char* + what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW; + +# ifdef _GLIBCXX_TM_TS_INTERNAL + friend void* + ::_txnal_runtime_error_get_msg(void* e); +# endif + }; + + /** Thrown to indicate range errors in internal computations. */ + class range_error : public runtime_error + { + public: + explicit range_error(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit range_error(const char*) _GLIBCXX_TXN_SAFE; + range_error(const range_error&) = default; + range_error& operator=(const range_error&) = default; + range_error(range_error&&) = default; + range_error& operator=(range_error&&) = default; +#endif + virtual ~range_error() _GLIBCXX_NOTHROW; + }; + + /** Thrown to indicate arithmetic overflow. */ + class overflow_error : public runtime_error + { + public: + explicit overflow_error(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit overflow_error(const char*) _GLIBCXX_TXN_SAFE; + overflow_error(const overflow_error&) = default; + overflow_error& operator=(const overflow_error&) = default; + overflow_error(overflow_error&&) = default; + overflow_error& operator=(overflow_error&&) = default; +#endif + virtual ~overflow_error() _GLIBCXX_NOTHROW; + }; + + /** Thrown to indicate arithmetic underflow. */ + class underflow_error : public runtime_error + { + public: + explicit underflow_error(const string& __arg) _GLIBCXX_TXN_SAFE; +#if __cplusplus >= 201103L + explicit underflow_error(const char*) _GLIBCXX_TXN_SAFE; + underflow_error(const underflow_error&) = default; + underflow_error& operator=(const underflow_error&) = default; + underflow_error(underflow_error&&) = default; + underflow_error& operator=(underflow_error&&) = default; +#endif + virtual ~underflow_error() _GLIBCXX_NOTHROW; + }; + + /// @} group exceptions + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif /* _GLIBCXX_STDEXCEPT */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept.blob new file mode 100644 index 0000000..46a7e0d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@stdexcept.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf new file mode 100644 index 0000000..486ab7a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf @@ -0,0 +1,862 @@ +// Stream buffer classes -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/streambuf + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 27.5 Stream buffers +// + +#ifndef _GLIBXX_STREAMBUF +#define _GLIBXX_STREAMBUF 1 + +#pragma GCC system_header + +#include // iostreams + +#include +#include +#include +#include +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#define _IsUnused __attribute__ ((__unused__)) + + template + streamsize + __copy_streambufs_eof(basic_streambuf<_CharT, _Traits>*, + basic_streambuf<_CharT, _Traits>*, bool&); + + /** + * @brief The actual work of input and output (interface). + * @ingroup io + * + * @tparam _CharT Type of character stream. + * @tparam _Traits Traits for character type, defaults to + * char_traits<_CharT>. + * + * This is a base class. Derived stream buffers each control a + * pair of character sequences: one for input, and one for output. + * + * Section [27.5.1] of the standard describes the requirements and + * behavior of stream buffer classes. That section (three paragraphs) + * is reproduced here, for simplicity and accuracy. + * + * -# Stream buffers can impose various constraints on the sequences + * they control. Some constraints are: + * - The controlled input sequence can be not readable. + * - The controlled output sequence can be not writable. + * - The controlled sequences can be associated with the contents of + * other representations for character sequences, such as external + * files. + * - The controlled sequences can support operations @e directly to or + * from associated sequences. + * - The controlled sequences can impose limitations on how the + * program can read characters from a sequence, write characters to + * a sequence, put characters back into an input sequence, or alter + * the stream position. + * . + * -# Each sequence is characterized by three pointers which, if non-null, + * all point into the same @c charT array object. The array object + * represents, at any moment, a (sub)sequence of characters from the + * sequence. Operations performed on a sequence alter the values + * stored in these pointers, perform reads and writes directly to or + * from associated sequences, and alter the stream position and + * conversion state as needed to maintain this subsequence relationship. + * The three pointers are: + * - the beginning pointer, or lowest element address in the + * array (called @e xbeg here); + * - the next pointer, or next element address that is a + * current candidate for reading or writing (called @e xnext here); + * - the end pointer, or first element address beyond the + * end of the array (called @e xend here). + * . + * -# The following semantic constraints shall always apply for any set + * of three pointers for a sequence, using the pointer names given + * immediately above: + * - If @e xnext is not a null pointer, then @e xbeg and @e xend shall + * also be non-null pointers into the same @c charT array, as + * described above; otherwise, @e xbeg and @e xend shall also be null. + * - If @e xnext is not a null pointer and @e xnext < @e xend for an + * output sequence, then a write position is available. + * In this case, @e *xnext shall be assignable as the next element + * to write (to put, or to store a character value, into the sequence). + * - If @e xnext is not a null pointer and @e xbeg < @e xnext for an + * input sequence, then a putback position is available. + * In this case, @e xnext[-1] shall have a defined value and is the + * next (preceding) element to store a character that is put back + * into the input sequence. + * - If @e xnext is not a null pointer and @e xnext< @e xend for an + * input sequence, then a read position is available. + * In this case, @e *xnext shall have a defined value and is the + * next element to read (to get, or to obtain a character value, + * from the sequence). + */ + template + class basic_streambuf + { + public: + ///@{ + /** + * These are standard types. They permit a standardized way of + * referring to names of (or names dependent on) the template + * parameters, which are specific to the implementation. + */ + typedef _CharT char_type; + typedef _Traits traits_type; + typedef typename traits_type::int_type int_type; + typedef typename traits_type::pos_type pos_type; + typedef typename traits_type::off_type off_type; + ///@} + + ///@{ + /// This is a non-standard type. + typedef basic_streambuf __streambuf_type; + ///@} + + friend class basic_ios; + friend class basic_istream; + friend class basic_ostream; + friend class istreambuf_iterator; + friend class ostreambuf_iterator; + + friend streamsize + __copy_streambufs_eof<>(basic_streambuf*, basic_streambuf*, bool&); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + _CharT2*>::__type + __copy_move_a2(istreambuf_iterator<_CharT2>, + istreambuf_iterator<_CharT2>, _CharT2*); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + istreambuf_iterator<_CharT2> >::__type + find(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>, + const _CharT2&); + + template + friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, + void>::__type + advance(istreambuf_iterator<_CharT2>&, _Distance); + + friend void __istream_extract(istream&, char*, streamsize); + + template + friend basic_istream<_CharT2, _Traits2>& + operator>>(basic_istream<_CharT2, _Traits2>&, + basic_string<_CharT2, _Traits2, _Alloc>&); + + template + friend basic_istream<_CharT2, _Traits2>& + getline(basic_istream<_CharT2, _Traits2>&, + basic_string<_CharT2, _Traits2, _Alloc>&, _CharT2); + + protected: + /* + * This is based on _IO_FILE, just reordered to be more consistent, + * and is intended to be the most minimal abstraction for an + * internal buffer. + * - get == input == read + * - put == output == write + */ + char_type* _M_in_beg; ///< Start of get area. + char_type* _M_in_cur; ///< Current read area. + char_type* _M_in_end; ///< End of get area. + char_type* _M_out_beg; ///< Start of put area. + char_type* _M_out_cur; ///< Current put area. + char_type* _M_out_end; ///< End of put area. + + /// Current locale setting. + locale _M_buf_locale; + + public: + /// Destructor deallocates no buffer space. + virtual + ~basic_streambuf() + { } + + // [27.5.2.2.1] locales + /** + * @brief Entry point for imbue(). + * @param __loc The new locale. + * @return The previous locale. + * + * Calls the derived imbue(__loc). + */ + locale + pubimbue(const locale& __loc) + { + locale __tmp(this->getloc()); + this->imbue(__loc); + _M_buf_locale = __loc; + return __tmp; + } + + /** + * @brief Locale access. + * @return The current locale in effect. + * + * If pubimbue(loc) has been called, then the most recent @c loc + * is returned. Otherwise the global locale in effect at the time + * of construction is returned. + */ + locale + getloc() const + { return _M_buf_locale; } + + // [27.5.2.2.2] buffer management and positioning + ///@{ + /** + * @brief Entry points for derived buffer functions. + * + * The public versions of @c pubfoo dispatch to the protected + * derived @c foo member functions, passing the arguments (if any) + * and returning the result unchanged. + */ + basic_streambuf* + pubsetbuf(char_type* __s, streamsize __n) + { return this->setbuf(__s, __n); } + + /** + * @brief Alters the stream position. + * @param __off Offset. + * @param __way Value for ios_base::seekdir. + * @param __mode Value for ios_base::openmode. + * + * Calls virtual seekoff function. + */ + pos_type + pubseekoff(off_type __off, ios_base::seekdir __way, + ios_base::openmode __mode = ios_base::in | ios_base::out) + { return this->seekoff(__off, __way, __mode); } + + /** + * @brief Alters the stream position. + * @param __sp Position + * @param __mode Value for ios_base::openmode. + * + * Calls virtual seekpos function. + */ + pos_type + pubseekpos(pos_type __sp, + ios_base::openmode __mode = ios_base::in | ios_base::out) + { return this->seekpos(__sp, __mode); } + + /** + * @brief Calls virtual sync function. + */ + int + pubsync() { return this->sync(); } + ///@} + + // [27.5.2.2.3] get area + /** + * @brief Looking ahead into the stream. + * @return The number of characters available. + * + * If a read position is available, returns the number of characters + * available for reading before the buffer must be refilled. + * Otherwise returns the derived @c showmanyc(). + */ + streamsize + in_avail() + { + const streamsize __ret = this->egptr() - this->gptr(); + return __ret ? __ret : this->showmanyc(); + } + + /** + * @brief Getting the next character. + * @return The next character, or eof. + * + * Calls @c sbumpc(), and if that function returns + * @c traits::eof(), so does this function. Otherwise, @c sgetc(). + */ + int_type + snextc() + { + int_type __ret = traits_type::eof(); + if (__builtin_expect(!traits_type::eq_int_type(this->sbumpc(), + __ret), true)) + __ret = this->sgetc(); + return __ret; + } + + /** + * @brief Getting the next character. + * @return The next character, or eof. + * + * If the input read position is available, returns that character + * and increments the read pointer, otherwise calls and returns + * @c uflow(). + */ + int_type + sbumpc() + { + int_type __ret; + if (__builtin_expect(this->gptr() < this->egptr(), true)) + { + __ret = traits_type::to_int_type(*this->gptr()); + this->gbump(1); + } + else + __ret = this->uflow(); + return __ret; + } + + /** + * @brief Getting the next character. + * @return The next character, or eof. + * + * If the input read position is available, returns that character, + * otherwise calls and returns @c underflow(). Does not move the + * read position after fetching the character. + */ + int_type + sgetc() + { + int_type __ret; + if (__builtin_expect(this->gptr() < this->egptr(), true)) + __ret = traits_type::to_int_type(*this->gptr()); + else + __ret = this->underflow(); + return __ret; + } + + /** + * @brief Entry point for xsgetn. + * @param __s A buffer area. + * @param __n A count. + * + * Returns xsgetn(__s,__n). The effect is to fill @a __s[0] through + * @a __s[__n-1] with characters from the input sequence, if possible. + */ + streamsize + sgetn(char_type* __s, streamsize __n) + { return this->xsgetn(__s, __n); } + + // [27.5.2.2.4] putback + /** + * @brief Pushing characters back into the input stream. + * @param __c The character to push back. + * @return The previous character, if possible. + * + * Similar to sungetc(), but @a __c is pushed onto the stream + * instead of the previous character. If successful, + * the next character fetched from the input stream will be @a + * __c. + */ + int_type + sputbackc(char_type __c) + { + int_type __ret; + const bool __testpos = this->eback() < this->gptr(); + if (__builtin_expect(!__testpos || + !traits_type::eq(__c, this->gptr()[-1]), false)) + __ret = this->pbackfail(traits_type::to_int_type(__c)); + else + { + this->gbump(-1); + __ret = traits_type::to_int_type(*this->gptr()); + } + return __ret; + } + + /** + * @brief Moving backwards in the input stream. + * @return The previous character, if possible. + * + * If a putback position is available, this function decrements + * the input pointer and returns that character. Otherwise, + * calls and returns pbackfail(). The effect is to @a unget + * the last character @a gotten. + */ + int_type + sungetc() + { + int_type __ret; + if (__builtin_expect(this->eback() < this->gptr(), true)) + { + this->gbump(-1); + __ret = traits_type::to_int_type(*this->gptr()); + } + else + __ret = this->pbackfail(); + return __ret; + } + + // [27.5.2.2.5] put area + /** + * @brief Entry point for all single-character output functions. + * @param __c A character to output. + * @return @a __c, if possible. + * + * One of two public output functions. + * + * If a write position is available for the output sequence (i.e., + * the buffer is not full), stores @a __c in that position, increments + * the position, and returns @c traits::to_int_type(__c). If a write + * position is not available, returns @c overflow(__c). + */ + int_type + sputc(char_type __c) + { + int_type __ret; + if (__builtin_expect(this->pptr() < this->epptr(), true)) + { + *this->pptr() = __c; + this->pbump(1); + __ret = traits_type::to_int_type(__c); + } + else + __ret = this->overflow(traits_type::to_int_type(__c)); + return __ret; + } + + /** + * @brief Entry point for all single-character output functions. + * @param __s A buffer read area. + * @param __n A count. + * + * One of two public output functions. + * + * + * Returns xsputn(__s,__n). The effect is to write @a __s[0] through + * @a __s[__n-1] to the output sequence, if possible. + */ + streamsize + sputn(const char_type* __s, streamsize __n) + { return this->xsputn(__s, __n); } + + protected: + /** + * @brief Base constructor. + * + * Only called from derived constructors, and sets up all the + * buffer data to zero, including the pointers described in the + * basic_streambuf class description. Note that, as a result, + * - the class starts with no read nor write positions available, + * - this is not an error + */ + basic_streambuf() + : _M_in_beg(0), _M_in_cur(0), _M_in_end(0), + _M_out_beg(0), _M_out_cur(0), _M_out_end(0), + _M_buf_locale(locale()) + { } + + // [27.5.2.3.1] get area access + ///@{ + /** + * @brief Access to the get area. + * + * These functions are only available to other protected functions, + * including derived classes. + * + * - eback() returns the beginning pointer for the input sequence + * - gptr() returns the next pointer for the input sequence + * - egptr() returns the end pointer for the input sequence + */ + char_type* + eback() const { return _M_in_beg; } + + char_type* + gptr() const { return _M_in_cur; } + + char_type* + egptr() const { return _M_in_end; } + ///@} + + /** + * @brief Moving the read position. + * @param __n The delta by which to move. + * + * This just advances the read position without returning any data. + */ + void + gbump(int __n) { _M_in_cur += __n; } + + /** + * @brief Setting the three read area pointers. + * @param __gbeg A pointer. + * @param __gnext A pointer. + * @param __gend A pointer. + * @post @a __gbeg == @c eback(), @a __gnext == @c gptr(), and + * @a __gend == @c egptr() + */ + void + setg(char_type* __gbeg, char_type* __gnext, char_type* __gend) + { + _M_in_beg = __gbeg; + _M_in_cur = __gnext; + _M_in_end = __gend; + } + + // [27.5.2.3.2] put area access + ///@{ + /** + * @brief Access to the put area. + * + * These functions are only available to other protected functions, + * including derived classes. + * + * - pbase() returns the beginning pointer for the output sequence + * - pptr() returns the next pointer for the output sequence + * - epptr() returns the end pointer for the output sequence + */ + char_type* + pbase() const { return _M_out_beg; } + + char_type* + pptr() const { return _M_out_cur; } + + char_type* + epptr() const { return _M_out_end; } + ///@} + + /** + * @brief Moving the write position. + * @param __n The delta by which to move. + * + * This just advances the write position without returning any data. + */ + void + pbump(int __n) { _M_out_cur += __n; } + + /** + * @brief Setting the three write area pointers. + * @param __pbeg A pointer. + * @param __pend A pointer. + * @post @a __pbeg == @c pbase(), @a __pbeg == @c pptr(), and + * @a __pend == @c epptr() + */ + void + setp(char_type* __pbeg, char_type* __pend) + { + _M_out_beg = _M_out_cur = __pbeg; + _M_out_end = __pend; + } + + // [27.5.2.4] virtual functions + // [27.5.2.4.1] locales + /** + * @brief Changes translations. + * @param __loc A new locale. + * + * Translations done during I/O which depend on the current + * locale are changed by this call. The standard adds, + * Between invocations of this function a class derived + * from streambuf can safely cache results of calls to locale + * functions and to members of facets so obtained. + * + * @note Base class version does nothing. + */ + virtual void + imbue(const locale& __loc _IsUnused) + { } + + // [27.5.2.4.2] buffer management and positioning + /** + * @brief Manipulates the buffer. + * + * Each derived class provides its own appropriate behavior. See + * the next-to-last paragraph of + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/streambufs.html#io.streambuf.buffering + * for more on this function. + * + * @note Base class version does nothing, returns @c this. + */ + virtual basic_streambuf* + setbuf(char_type*, streamsize) + { return this; } + + /** + * @brief Alters the stream positions. + * + * Each derived class provides its own appropriate behavior. + * @note Base class version does nothing, returns a @c pos_type + * that represents an invalid stream position. + */ + virtual pos_type + seekoff(off_type, ios_base::seekdir, + ios_base::openmode /*__mode*/ = ios_base::in | ios_base::out) + { return pos_type(off_type(-1)); } + + /** + * @brief Alters the stream positions. + * + * Each derived class provides its own appropriate behavior. + * @note Base class version does nothing, returns a @c pos_type + * that represents an invalid stream position. + */ + virtual pos_type + seekpos(pos_type, + ios_base::openmode /*__mode*/ = ios_base::in | ios_base::out) + { return pos_type(off_type(-1)); } + + /** + * @brief Synchronizes the buffer arrays with the controlled sequences. + * @return -1 on failure. + * + * Each derived class provides its own appropriate behavior, + * including the definition of @a failure. + * @note Base class version does nothing, returns zero. + */ + virtual int + sync() { return 0; } + + // [27.5.2.4.3] get area + /** + * @brief Investigating the data available. + * @return An estimate of the number of characters available in the + * input sequence, or -1. + * + * If it returns a positive value, then successive calls to + * @c underflow() will not return @c traits::eof() until at + * least that number of characters have been supplied. If @c + * showmanyc() returns -1, then calls to @c underflow() or @c + * uflow() will fail. [27.5.2.4.3]/1 + * + * @note Base class version does nothing, returns zero. + * @note The standard adds that the intention is not only that the + * calls [to underflow or uflow] will not return @c eof() but + * that they will return immediately. + * @note The standard adds that the morphemes of @c showmanyc are + * @b es-how-many-see, not @b show-manic. + */ + virtual streamsize + showmanyc() { return 0; } + + /** + * @brief Multiple character extraction. + * @param __s A buffer area. + * @param __n Maximum number of characters to assign. + * @return The number of characters assigned. + * + * Fills @a __s[0] through @a __s[__n-1] with characters from the input + * sequence, as if by @c sbumpc(). Stops when either @a __n characters + * have been copied, or when @c traits::eof() would be copied. + * + * It is expected that derived classes provide a more efficient + * implementation by overriding this definition. + */ + virtual streamsize + xsgetn(char_type* __s, streamsize __n); + + /** + * @brief Fetches more data from the controlled sequence. + * @return The first character from the pending sequence. + * + * Informally, this function is called when the input buffer is + * exhausted (or does not exist, as buffering need not actually be + * done). If a buffer exists, it is @a refilled. In either case, the + * next available character is returned, or @c traits::eof() to + * indicate a null pending sequence. + * + * For a formal definition of the pending sequence, see a good text + * such as Langer & Kreft, or [27.5.2.4.3]/7-14. + * + * A functioning input streambuf can be created by overriding only + * this function (no buffer area will be used). For an example, see + * https://gcc.gnu.org/onlinedocs/libstdc++/manual/streambufs.html + * + * @note Base class version does nothing, returns eof(). + */ + virtual int_type + underflow() + { return traits_type::eof(); } + + /** + * @brief Fetches more data from the controlled sequence. + * @return The first character from the pending sequence. + * + * Informally, this function does the same thing as @c underflow(), + * and in fact is required to call that function. It also returns + * the new character, like @c underflow() does. However, this + * function also moves the read position forward by one. + */ + virtual int_type + uflow() + { + int_type __ret = traits_type::eof(); + const bool __testeof = traits_type::eq_int_type(this->underflow(), + __ret); + if (!__testeof) + { + __ret = traits_type::to_int_type(*this->gptr()); + this->gbump(1); + } + return __ret; + } + + // [27.5.2.4.4] putback + /** + * @brief Tries to back up the input sequence. + * @param __c The character to be inserted back into the sequence. + * @return eof() on failure, some other value on success + * @post The constraints of @c gptr(), @c eback(), and @c pptr() + * are the same as for @c underflow(). + * + * @note Base class version does nothing, returns eof(). + */ + virtual int_type + pbackfail(int_type __c _IsUnused = traits_type::eof()) + { return traits_type::eof(); } + + // Put area: + /** + * @brief Multiple character insertion. + * @param __s A buffer area. + * @param __n Maximum number of characters to write. + * @return The number of characters written. + * + * Writes @a __s[0] through @a __s[__n-1] to the output sequence, as if + * by @c sputc(). Stops when either @a n characters have been + * copied, or when @c sputc() would return @c traits::eof(). + * + * It is expected that derived classes provide a more efficient + * implementation by overriding this definition. + */ + virtual streamsize + xsputn(const char_type* __s, streamsize __n); + + /** + * @brief Consumes data from the buffer; writes to the + * controlled sequence. + * @param __c An additional character to consume. + * @return eof() to indicate failure, something else (usually + * @a __c, or not_eof()) + * + * Informally, this function is called when the output buffer + * is full (or does not exist, as buffering need not actually + * be done). If a buffer exists, it is @a consumed, with + * some effect on the controlled sequence. + * (Typically, the buffer is written out to the sequence + * verbatim.) In either case, the character @a c is also + * written out, if @a __c is not @c eof(). + * + * For a formal definition of this function, see a good text + * such as Langer & Kreft, or [27.5.2.4.5]/3-7. + * + * A functioning output streambuf can be created by overriding only + * this function (no buffer area will be used). + * + * @note Base class version does nothing, returns eof(). + */ + virtual int_type + overflow(int_type __c _IsUnused = traits_type::eof()) + { return traits_type::eof(); } + +#if _GLIBCXX_USE_DEPRECATED && __cplusplus <= 201402L + // Annex D.6 (removed in C++17) + public: + /** + * @brief Tosses a character. + * + * Advances the read pointer, ignoring the character that would have + * been read. + * + * See http://gcc.gnu.org/ml/libstdc++/2002-05/msg00168.html + */ + _GLIBCXX_DEPRECATED_SUGGEST("std::basic_streambuf::sbumpc") + void + stossc() + { + if (this->gptr() < this->egptr()) + this->gbump(1); + else + this->uflow(); + } +#endif + + // Also used by specializations for char and wchar_t in src. + void + __safe_gbump(streamsize __n) { _M_in_cur += __n; } + + void + __safe_pbump(streamsize __n) { _M_out_cur += __n; } + +#if __cplusplus < 201103L + private: +#else + protected: +#endif + basic_streambuf(const basic_streambuf&); + + basic_streambuf& + operator=(const basic_streambuf&); + +#if __cplusplus >= 201103L + void + swap(basic_streambuf& __sb) + { + std::swap(_M_in_beg, __sb._M_in_beg); + std::swap(_M_in_cur, __sb._M_in_cur); + std::swap(_M_in_end, __sb._M_in_end); + std::swap(_M_out_beg, __sb._M_out_beg); + std::swap(_M_out_cur, __sb._M_out_cur); + std::swap(_M_out_end, __sb._M_out_end); + std::swap(_M_buf_locale, __sb._M_buf_locale); + } +#endif + }; + +#if __cplusplus >= 201103L + template + std::basic_streambuf<_CharT, _Traits>:: + basic_streambuf(const basic_streambuf&) = default; + + template + std::basic_streambuf<_CharT, _Traits>& + std::basic_streambuf<_CharT, _Traits>:: + operator=(const basic_streambuf&) = default; +#endif + + // Explicit specialization declarations, defined in src/streambuf.cc. + template<> + streamsize + __copy_streambufs_eof(basic_streambuf* __sbin, + basic_streambuf* __sbout, bool& __ineof); +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + streamsize + __copy_streambufs_eof(basic_streambuf* __sbin, + basic_streambuf* __sbout, bool& __ineof); +#endif + +#undef _IsUnused + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#include + +#endif /* _GLIBCXX_STREAMBUF */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf.blob new file mode 100644 index 0000000..643ce86 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@streambuf.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string new file mode 100644 index 0000000..dd4ece1 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string @@ -0,0 +1,117 @@ +// Components for manipulating sequences of characters -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/string + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 14882: 21 Strings library +// + +#ifndef _GLIBCXX_STRING +#define _GLIBCXX_STRING 1 + +#pragma GCC system_header + +#include // containers + +#include +#include +#include +#include +#include +#include // For operators >>, <<, and getline. +#include +#include +#include +#include // For less +#include +#include +#include +#include +#include +#include + +#if __cplusplus >= 201703L && _GLIBCXX_USE_CXX11_ABI +#include +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + namespace pmr { + template> + using basic_string = std::basic_string<_CharT, _Traits, + polymorphic_allocator<_CharT>>; + using string = basic_string; +#ifdef _GLIBCXX_USE_CHAR8_T + using u8string = basic_string; +#endif + using u16string = basic_string; + using u32string = basic_string; + using wstring = basic_string; + } // namespace pmr +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std +#endif // C++17 + +#if __cplusplus > 201703L +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#define __cpp_lib_erase_if 202002L + + template + _GLIBCXX20_CONSTEXPR + inline typename basic_string<_CharT, _Traits, _Alloc>::size_type + erase_if(basic_string<_CharT, _Traits, _Alloc>& __cont, _Predicate __pred) + { + using namespace __gnu_cxx; + const auto __osz = __cont.size(); + const auto __end = __cont.end(); + auto __removed = std::__remove_if(__cont.begin(), __end, + __ops::__pred_iter(std::ref(__pred))); + __cont.erase(__removed, __end); + return __osz - __cont.size(); + } + + template + _GLIBCXX20_CONSTEXPR + inline typename basic_string<_CharT, _Traits, _Alloc>::size_type + erase(basic_string<_CharT, _Traits, _Alloc>& __cont, const _Up& __value) + { + using namespace __gnu_cxx; + const auto __osz = __cont.size(); + const auto __end = __cont.end(); + auto __removed = std::__remove_if(__cont.begin(), __end, + __ops::__iter_equals_val(__value)); + __cont.erase(__removed, __end); + return __osz - __cont.size(); + } +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std +#endif // C++20 + +#endif /* _GLIBCXX_STRING */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string.blob new file mode 100644 index 0000000..3e928b6 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@string.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error new file mode 100644 index 0000000..d71abc9 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error @@ -0,0 +1,641 @@ +// -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/system_error + * This is a Standard C++ Library header. + */ + +#ifndef _GLIBCXX_SYSTEM_ERROR +#define _GLIBCXX_SYSTEM_ERROR 1 + +#pragma GCC system_header + +#include // OS-dependent + +#if __cplusplus < 201103L +# include +#else + +#include +#include +#include +#include +#if __cplusplus > 201703L +# include +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /** @addtogroup diagnostics + * @{ + */ + + class error_code; + class error_condition; + class system_error; + + /// is_error_code_enum + template + struct is_error_code_enum : public false_type { }; + + /// is_error_condition_enum + template + struct is_error_condition_enum : public false_type { }; + + template<> + struct is_error_condition_enum + : public true_type { }; + +#if __cplusplus > 201402L + template + inline constexpr bool is_error_code_enum_v = + is_error_code_enum<_Tp>::value; + template + inline constexpr bool is_error_condition_enum_v = + is_error_condition_enum<_Tp>::value; +#endif // C++17 + /// @} + +_GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(_V2) + + /** @addtogroup diagnostics + * @{ + */ + + /** Abstract base class for types defining a category of error codes. + * + * An error category defines a context that gives meaning to the integer + * stored in an `error_code` or `error_condition` object. For example, + * the standard `errno` constants such a `EINVAL` and `ENOMEM` are + * associated with the "generic" category and other OS-specific error + * numbers are associated with the "system" category, but a user-defined + * category might give different meanings to the same numerical values. + * + * A user-defined category can override the `equivalent` member functions + * to define correspondence between errors in different categories. + * For example, a category for errors from disk I/O could consider some + * of its error numbers equivalent to ENOSPC and ENOENT in the generic + * category. + * + * @headerfile system_error + * @since C++11 + */ + class error_category + { + public: + constexpr error_category() noexcept = default; + + virtual ~error_category(); + + error_category(const error_category&) = delete; + error_category& operator=(const error_category&) = delete; + + /// A string that identifies the error category. + virtual const char* + name() const noexcept = 0; + + // We need two different virtual functions here, one returning a + // COW string and one returning an SSO string. Their positions in the + // vtable must be consistent for dynamic dispatch to work, but which one + // the name "message()" finds depends on which ABI the caller is using. +#if _GLIBCXX_USE_CXX11_ABI + private: + _GLIBCXX_DEFAULT_ABI_TAG + virtual __cow_string + _M_message(int) const; + + public: + /// A description of the error condition corresponding to the number. + _GLIBCXX_DEFAULT_ABI_TAG + virtual string + message(int) const = 0; +#else + virtual string + message(int) const = 0; + + private: + virtual __sso_string + _M_message(int) const; +#endif + + public: + /// Return an error_condition corresponding to `i` in this category. + virtual error_condition + default_error_condition(int __i) const noexcept; + + /// Test whether `cond` corresponds to `i` for this category. + virtual bool + equivalent(int __i, const error_condition& __cond) const noexcept; + + /// Test whether `code` corresponds to `i` for this category. + virtual bool + equivalent(const error_code& __code, int __i) const noexcept; + + /// An error_category only compares equal to itself. + [[__nodiscard__]] + bool + operator==(const error_category& __other) const noexcept + { return this == &__other; } + + /// Ordered comparison that defines a total order for error categories. +#if __cpp_lib_three_way_comparison + [[nodiscard]] + strong_ordering + operator<=>(const error_category& __rhs) const noexcept + { return std::compare_three_way()(this, &__rhs); } +#else + bool + operator<(const error_category& __other) const noexcept + { return less()(this, &__other); } + + bool + operator!=(const error_category& __other) const noexcept + { return this != &__other; } +#endif + }; + + // DR 890. + + /// Error category for `errno` error codes. + [[__nodiscard__, __gnu__::__const__]] + const error_category& + generic_category() noexcept; + + /// Error category for other error codes defined by the OS. + [[__nodiscard__, __gnu__::__const__]] + const error_category& + system_category() noexcept; + + /// @} + +_GLIBCXX_END_INLINE_ABI_NAMESPACE(_V2) + + /** @addtogroup diagnostics + * @{ + */ + +namespace __adl_only +{ + void make_error_code() = delete; + void make_error_condition() = delete; +} + + /** Class error_code + * + * This class is a value type storing an integer error number and a + * category that gives meaning to the error number. Typically this is done + * close the the point where the error happens, to capture the original + * error value. + * + * An `error_code` object can be used to store the original error value + * emitted by some subsystem, with a category relevant to the subsystem. + * For example, errors from POSIX library functions can be represented by + * an `errno` value and the "generic" category, but errors from an HTTP + * library might be represented by an HTTP response status code (e.g. 404) + * and a custom category defined by the library. + * + * @headerfile system_error + * @since C++11 + */ + class error_code + { + template + using _Check + = __enable_if_t::value>; + + public: + error_code() noexcept + : _M_value(0), _M_cat(&system_category()) { } + + error_code(int __v, const error_category& __cat) noexcept + : _M_value(__v), _M_cat(&__cat) { } + + /// Initialize with a user-defined type, by calling make_error_code. + template> + error_code(_ErrorCodeEnum __e) noexcept + { + using __adl_only::make_error_code; + *this = make_error_code(__e); + } + + error_code(const error_code&) = default; + error_code& operator=(const error_code&) = default; + + void + assign(int __v, const error_category& __cat) noexcept + { + _M_value = __v; + _M_cat = &__cat; + } + + void + clear() noexcept + { assign(0, system_category()); } + + /// The error value. + [[__nodiscard__]] + int + value() const noexcept { return _M_value; } + + /// The error category that this error belongs to. + [[__nodiscard__]] + const error_category& + category() const noexcept { return *_M_cat; } + + /// An `error_condition` for this error's category and value. + error_condition + default_error_condition() const noexcept; + + /// The category's description of the value. + _GLIBCXX_DEFAULT_ABI_TAG + string + message() const + { return category().message(value()); } + + /// Test whether `value()` is non-zero. + [[__nodiscard__]] + explicit operator bool() const noexcept + { return _M_value != 0; } + + // DR 804. + private: + int _M_value; + const error_category* _M_cat; + }; + + // C++11 19.5.2.5 non-member functions + + /** Create an `error_code` representing a standard `errc` condition. + * + * The `std::errc` constants correspond to `errno` macros and so use the + * generic category. + * + * @relates error_code + * @since C++11 + */ + [[__nodiscard__]] + inline error_code + make_error_code(errc __e) noexcept + { return error_code(static_cast(__e), generic_category()); } + + /** Ordered comparison for std::error_code. + * + * This defines a total order by comparing the categories, and then + * if they are equal comparing the values. + * + * @relates error_code + * @since C++11 + */ +#if __cpp_lib_three_way_comparison + [[nodiscard]] + inline strong_ordering + operator<=>(const error_code& __lhs, const error_code& __rhs) noexcept + { + if (auto __c = __lhs.category() <=> __rhs.category(); __c != 0) + return __c; + return __lhs.value() <=> __rhs.value(); + } +#else + inline bool + operator<(const error_code& __lhs, const error_code& __rhs) noexcept + { + return (__lhs.category() < __rhs.category() + || (__lhs.category() == __rhs.category() + && __lhs.value() < __rhs.value())); + } +#endif + + /** Write a std::error_code to an ostream. + * + * @relates error_code + * @since C++11 + */ + template + basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e) + { return (__os << __e.category().name() << ':' << __e.value()); } + + /** Class error_condition + * + * This class represents error conditions that may be visible at an API + * boundary. Different `error_code` values that can occur within a library + * or module might map to the same `error_condition`. + * + * An `error_condition` represents something that the program can test for, + * and subsequently take appropriate action. + * + * @headerfile system_error + * @since C++11 + */ + class error_condition + { + template + using _Check + = __enable_if_t::value>; + + public: + /// Initialize with a zero (no error) value and the generic category. + error_condition() noexcept + : _M_value(0), _M_cat(&generic_category()) { } + + /// Initialize with the specified value and category. + error_condition(int __v, const error_category& __cat) noexcept + : _M_value(__v), _M_cat(&__cat) { } + + /// Initialize with a user-defined type, by calling make_error_condition. + template> + error_condition(_ErrorConditionEnum __e) noexcept + { + using __adl_only::make_error_condition; + *this = make_error_condition(__e); + } + + error_condition(const error_condition&) = default; + error_condition& operator=(const error_condition&) = default; + + /// Set the value and category. + void + assign(int __v, const error_category& __cat) noexcept + { + _M_value = __v; + _M_cat = &__cat; + } + + /// Reset the value and category to the default-constructed state. + void + clear() noexcept + { assign(0, generic_category()); } + + // C++11 19.5.3.4 observers + + /// The error value. + [[__nodiscard__]] + int + value() const noexcept { return _M_value; } + + /// The error category that this error belongs to. + [[__nodiscard__]] + const error_category& + category() const noexcept { return *_M_cat; } + + /// The category's description of the value. + _GLIBCXX_DEFAULT_ABI_TAG + string + message() const + { return category().message(value()); } + + /// Test whether `value()` is non-zero. + [[__nodiscard__]] + explicit operator bool() const noexcept + { return _M_value != 0; } + + // DR 804. + private: + int _M_value; + const error_category* _M_cat; + }; + + // C++11 19.5.3.5 non-member functions + + /** Create an `error_condition` representing a standard `errc` condition. + * + * The `std::errc` constants correspond to `errno` macros and so use the + * generic category. + * + * @relates error_condition + * @since C++11 + */ + [[__nodiscard__]] + inline error_condition + make_error_condition(errc __e) noexcept + { return error_condition(static_cast(__e), generic_category()); } + + // C++11 19.5.4 Comparison operators + + /** Equality comparison for std::error_code. + * + * Returns true only if they have the same category and the same value. + * + * @relates error_condition + * @since C++11 + */ + [[__nodiscard__]] + inline bool + operator==(const error_code& __lhs, const error_code& __rhs) noexcept + { + return __lhs.category() == __rhs.category() + && __lhs.value() == __rhs.value(); + } + + /** Equality comparison for std::error_code and std::error_condition. + * + * Uses each category's `equivalent` member function to check whether + * the values correspond to an equivalent error in that category. + * + * @relates error_condition + * @since C++11 + */ + [[__nodiscard__]] + inline bool + operator==(const error_code& __lhs, const error_condition& __rhs) noexcept + { + return __lhs.category().equivalent(__lhs.value(), __rhs) + || __rhs.category().equivalent(__lhs, __rhs.value()); + } + + /** Equality comparison for std::error_condition. + * + * Returns true only if they have the same category and the same value. + * + * @relates error_condition + * @since C++11 + */ + [[__nodiscard__]] + inline bool + operator==(const error_condition& __lhs, + const error_condition& __rhs) noexcept + { + return __lhs.category() == __rhs.category() + && __lhs.value() == __rhs.value(); + } + + /** Ordered comparison for std::error_condition. + * + * This defines a total order by comparing the categories, and then + * if they are equal comparing the values. + * + * @relates error_condition + * @since C++11 + */ +#if __cpp_lib_three_way_comparison + [[nodiscard]] + inline strong_ordering + operator<=>(const error_condition& __lhs, + const error_condition& __rhs) noexcept + { + if (auto __c = __lhs.category() <=> __rhs.category(); __c != 0) + return __c; + return __lhs.value() <=> __rhs.value(); + } +#else + inline bool + operator<(const error_condition& __lhs, + const error_condition& __rhs) noexcept + { + return (__lhs.category() < __rhs.category() + || (__lhs.category() == __rhs.category() + && __lhs.value() < __rhs.value())); + } + + /// @relates error_condition + inline bool + operator==(const error_condition& __lhs, const error_code& __rhs) noexcept + { + return (__rhs.category().equivalent(__rhs.value(), __lhs) + || __lhs.category().equivalent(__rhs, __lhs.value())); + } + + /// @relates error_code + inline bool + operator!=(const error_code& __lhs, const error_code& __rhs) noexcept + { return !(__lhs == __rhs); } + + /// @relates error_code + inline bool + operator!=(const error_code& __lhs, const error_condition& __rhs) noexcept + { return !(__lhs == __rhs); } + + /// @relates error_condition + inline bool + operator!=(const error_condition& __lhs, const error_code& __rhs) noexcept + { return !(__lhs == __rhs); } + + /// @relates error_condition + inline bool + operator!=(const error_condition& __lhs, + const error_condition& __rhs) noexcept + { return !(__lhs == __rhs); } +#endif // three_way_comparison + /// @} + + /** + * @brief An exception type that includes an `error_code` value. + * + * Typically used to report errors from the operating system and other + * low-level APIs. + * + * @headerfile system_error + * @since C++11 + * @ingroup exceptions + */ + class system_error : public std::runtime_error + { + private: + error_code _M_code; + + public: + system_error(error_code __ec = error_code()) + : runtime_error(__ec.message()), _M_code(__ec) { } + + system_error(error_code __ec, const string& __what) + : runtime_error(__what + ": " + __ec.message()), _M_code(__ec) { } + + system_error(error_code __ec, const char* __what) + : runtime_error(__what + (": " + __ec.message())), _M_code(__ec) { } + + system_error(int __v, const error_category& __ecat, const char* __what) + : system_error(error_code(__v, __ecat), __what) { } + + system_error(int __v, const error_category& __ecat) + : runtime_error(error_code(__v, __ecat).message()), + _M_code(__v, __ecat) { } + + system_error(int __v, const error_category& __ecat, const string& __what) + : runtime_error(__what + ": " + error_code(__v, __ecat).message()), + _M_code(__v, __ecat) { } + +#if __cplusplus >= 201103L + system_error (const system_error &) = default; + system_error &operator= (const system_error &) = default; +#endif + + virtual ~system_error() noexcept; + + const error_code& + code() const noexcept { return _M_code; } + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + +#ifndef _GLIBCXX_COMPATIBILITY_CXX0X + // DR 1182. + /// std::hash specialization for error_code. + /// @relates error_code + template<> + struct hash + : public __hash_base + { + size_t + operator()(const error_code& __e) const noexcept + { + const size_t __tmp = std::_Hash_impl::hash(__e.value()); + return std::_Hash_impl::__hash_combine(&__e.category(), __tmp); + } + }; +#endif // _GLIBCXX_COMPATIBILITY_CXX0X + +#if __cplusplus >= 201703L + // DR 2686. + /// std::hash specialization for error_condition. + /// @relates error_condition + template<> + struct hash + : public __hash_base + { + size_t + operator()(const error_condition& __e) const noexcept + { + const size_t __tmp = std::_Hash_impl::hash(__e.value()); + return std::_Hash_impl::__hash_combine(&__e.category(), __tmp); + } + }; +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif // C++11 + +#endif // _GLIBCXX_SYSTEM_ERROR diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error.blob new file mode 100644 index 0000000..8419673 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@system_error.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits new file mode 100644 index 0000000..2bd607a --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits @@ -0,0 +1,3833 @@ +// C++11 -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file include/type_traits + * This is a Standard C++ Library header. + */ + +#ifndef _GLIBCXX_TYPE_TRAITS +#define _GLIBCXX_TYPE_TRAITS 1 + +#pragma GCC system_header + +#if __cplusplus < 201103L +# include +#else + +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + template + class reference_wrapper; + + /** + * @defgroup metaprogramming Metaprogramming + * @ingroup utilities + * + * Template utilities for compile-time introspection and modification, + * including type classification traits, type property inspection traits + * and type transformation traits. + * + * @since C++11 + * + * @{ + */ + + /// integral_constant + template + struct integral_constant + { + static constexpr _Tp value = __v; + typedef _Tp value_type; + typedef integral_constant<_Tp, __v> type; + constexpr operator value_type() const noexcept { return value; } +#if __cplusplus > 201103L + +#define __cpp_lib_integral_constant_callable 201304L + + constexpr value_type operator()() const noexcept { return value; } +#endif + }; + +#if ! __cpp_inline_variables + template + constexpr _Tp integral_constant<_Tp, __v>::value; +#endif + + /// The type used as a compile-time boolean with true value. + using true_type = integral_constant; + + /// The type used as a compile-time boolean with false value. + using false_type = integral_constant; + + /// @cond undocumented + /// bool_constant for C++11 + template + using __bool_constant = integral_constant; + /// @endcond + +#if __cplusplus >= 201703L +# define __cpp_lib_bool_constant 201505L + /// Alias template for compile-time boolean constant types. + /// @since C++17 + template + using bool_constant = integral_constant; +#endif + + // Metaprogramming helper types. + + // Primary template. + /// Define a member typedef `type` only if a boolean constant is true. + template + struct enable_if + { }; + + // Partial specialization for true. + template + struct enable_if + { typedef _Tp type; }; + + // __enable_if_t (std::enable_if_t for C++11) + template + using __enable_if_t = typename enable_if<_Cond, _Tp>::type; + + template + struct __conditional + { + template + using type = _Tp; + }; + + template<> + struct __conditional + { + template + using type = _Up; + }; + + // More efficient version of std::conditional_t for internal use (and C++11) + template + using __conditional_t + = typename __conditional<_Cond>::template type<_If, _Else>; + + /// @cond undocumented + template + struct __type_identity + { using type = _Type; }; + + template + using __type_identity_t = typename __type_identity<_Tp>::type; + + namespace __detail + { + // A variadic alias template that resolves to its first argument. + template + using __first_t = _Tp; + + // These are deliberately not defined. + template + auto __or_fn(int) -> __first_t...>; + + template + auto __or_fn(...) -> true_type; + + template + auto __and_fn(int) -> __first_t...>; + + template + auto __and_fn(...) -> false_type; + } // namespace detail + + // Like C++17 std::dis/conjunction, but usable in C++11 and resolves + // to either true_type or false_type which allows for a more efficient + // implementation that avoids recursive class template instantiation. + template + struct __or_ + : decltype(__detail::__or_fn<_Bn...>(0)) + { }; + + template + struct __and_ + : decltype(__detail::__and_fn<_Bn...>(0)) + { }; + + template + struct __not_ + : __bool_constant + { }; + /// @endcond + +#if __cplusplus >= 201703L + + /// @cond undocumented + template + inline constexpr bool __or_v = __or_<_Bn...>::value; + template + inline constexpr bool __and_v = __and_<_Bn...>::value; + + namespace __detail + { + template + struct __disjunction_impl + { using type = _B1; }; + + template + struct __disjunction_impl<__enable_if_t, _B1, _B2, _Bn...> + { using type = typename __disjunction_impl::type; }; + + template + struct __conjunction_impl + { using type = _B1; }; + + template + struct __conjunction_impl<__enable_if_t, _B1, _B2, _Bn...> + { using type = typename __conjunction_impl::type; }; + } // namespace __detail + /// @endcond + +#define __cpp_lib_logical_traits 201510L + + template + struct conjunction + : __detail::__conjunction_impl::type + { }; + + template<> + struct conjunction<> + : true_type + { }; + + template + struct disjunction + : __detail::__disjunction_impl::type + { }; + + template<> + struct disjunction<> + : false_type + { }; + + template + struct negation + : __not_<_Pp>::type + { }; + + /** @ingroup variable_templates + * @{ + */ + template + inline constexpr bool conjunction_v = conjunction<_Bn...>::value; + + template + inline constexpr bool disjunction_v = disjunction<_Bn...>::value; + + template + inline constexpr bool negation_v = negation<_Pp>::value; + /// @} + +#endif // C++17 + + // Forward declarations + template + struct is_reference; + template + struct is_function; + template + struct is_void; + template + struct remove_cv; + template + struct is_const; + + /// @cond undocumented + template + struct __is_array_unknown_bounds; + + // Helper functions that return false_type for incomplete classes, + // incomplete unions and arrays of known bound from those. + + template + constexpr true_type __is_complete_or_unbounded(__type_identity<_Tp>) + { return {}; } + + template + constexpr typename __or_< + is_reference<_NestedType>, + is_function<_NestedType>, + is_void<_NestedType>, + __is_array_unknown_bounds<_NestedType> + >::type __is_complete_or_unbounded(_TypeIdentity) + { return {}; } + + // __remove_cv_t (std::remove_cv_t for C++11). + template + using __remove_cv_t = typename remove_cv<_Tp>::type; + /// @endcond + + // Primary type categories. + + /// is_void + template + struct is_void + : public false_type { }; + + template<> + struct is_void + : public true_type { }; + + template<> + struct is_void + : public true_type { }; + + template<> + struct is_void + : public true_type { }; + + template<> + struct is_void + : public true_type { }; + + /// @cond undocumented + template + struct __is_integral_helper + : public false_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + // We want is_integral to be true (and make_signed/unsigned to work) + // even when libc doesn't provide working and related functions, + // so don't check _GLIBCXX_USE_WCHAR_T here. + template<> + struct __is_integral_helper + : public true_type { }; + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> + struct __is_integral_helper + : public true_type { }; +#endif + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + template<> + struct __is_integral_helper + : public true_type { }; + + // Conditionalizing on __STRICT_ANSI__ here will break any port that + // uses one of these types for size_t. +#if defined(__GLIBCXX_TYPE_INT_N_0) + __extension__ + template<> + struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_0> + : public true_type { }; + + __extension__ + template<> + struct __is_integral_helper + : public true_type { }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + __extension__ + template<> + struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_1> + : public true_type { }; + + __extension__ + template<> + struct __is_integral_helper + : public true_type { }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + __extension__ + template<> + struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_2> + : public true_type { }; + + __extension__ + template<> + struct __is_integral_helper + : public true_type { }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + __extension__ + template<> + struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_3> + : public true_type { }; + + __extension__ + template<> + struct __is_integral_helper + : public true_type { }; +#endif + /// @endcond + + /// is_integral + template + struct is_integral + : public __is_integral_helper<__remove_cv_t<_Tp>>::type + { }; + + /// @cond undocumented + template + struct __is_floating_point_helper + : public false_type { }; + + template<> + struct __is_floating_point_helper + : public true_type { }; + + template<> + struct __is_floating_point_helper + : public true_type { }; + + template<> + struct __is_floating_point_helper + : public true_type { }; + +#ifdef __STDCPP_FLOAT16_T__ + template<> + struct __is_floating_point_helper<_Float16> + : public true_type { }; +#endif + +#ifdef __STDCPP_FLOAT32_T__ + template<> + struct __is_floating_point_helper<_Float32> + : public true_type { }; +#endif + +#ifdef __STDCPP_FLOAT64_T__ + template<> + struct __is_floating_point_helper<_Float64> + : public true_type { }; +#endif + +#ifdef __STDCPP_FLOAT128_T__ + template<> + struct __is_floating_point_helper<_Float128> + : public true_type { }; +#endif + +#ifdef __STDCPP_BFLOAT16_T__ + template<> + struct __is_floating_point_helper<__gnu_cxx::__bfloat16_t> + : public true_type { }; +#endif + +#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_FLOAT128) + template<> + struct __is_floating_point_helper<__float128> + : public true_type { }; +#endif + /// @endcond + + /// is_floating_point + template + struct is_floating_point + : public __is_floating_point_helper<__remove_cv_t<_Tp>>::type + { }; + + /// is_array + template + struct is_array + : public false_type { }; + + template + struct is_array<_Tp[_Size]> + : public true_type { }; + + template + struct is_array<_Tp[]> + : public true_type { }; + + template + struct __is_pointer_helper + : public false_type { }; + + template + struct __is_pointer_helper<_Tp*> + : public true_type { }; + + /// is_pointer + template + struct is_pointer + : public __is_pointer_helper<__remove_cv_t<_Tp>>::type + { }; + + /// is_lvalue_reference + template + struct is_lvalue_reference + : public false_type { }; + + template + struct is_lvalue_reference<_Tp&> + : public true_type { }; + + /// is_rvalue_reference + template + struct is_rvalue_reference + : public false_type { }; + + template + struct is_rvalue_reference<_Tp&&> + : public true_type { }; + + template + struct __is_member_object_pointer_helper + : public false_type { }; + + template + struct __is_member_object_pointer_helper<_Tp _Cp::*> + : public __not_>::type { }; + + /// is_member_object_pointer + template + struct is_member_object_pointer + : public __is_member_object_pointer_helper<__remove_cv_t<_Tp>>::type + { }; + + template + struct __is_member_function_pointer_helper + : public false_type { }; + + template + struct __is_member_function_pointer_helper<_Tp _Cp::*> + : public is_function<_Tp>::type { }; + + /// is_member_function_pointer + template + struct is_member_function_pointer + : public __is_member_function_pointer_helper<__remove_cv_t<_Tp>>::type + { }; + + /// is_enum + template + struct is_enum + : public integral_constant + { }; + + /// is_union + template + struct is_union + : public integral_constant + { }; + + /// is_class + template + struct is_class + : public integral_constant + { }; + + /// is_function + template + struct is_function + : public __bool_constant::value> { }; + + template + struct is_function<_Tp&> + : public false_type { }; + + template + struct is_function<_Tp&&> + : public false_type { }; + +#define __cpp_lib_is_null_pointer 201309L + + /// is_null_pointer (LWG 2247). + template + struct is_null_pointer + : public false_type { }; + + template<> + struct is_null_pointer + : public true_type { }; + + template<> + struct is_null_pointer + : public true_type { }; + + template<> + struct is_null_pointer + : public true_type { }; + + template<> + struct is_null_pointer + : public true_type { }; + + /// __is_nullptr_t (deprecated extension). + /// @deprecated Non-standard. Use `is_null_pointer` instead. + template + struct __is_nullptr_t + : public is_null_pointer<_Tp> + { } _GLIBCXX_DEPRECATED_SUGGEST("std::is_null_pointer"); + + // Composite type categories. + + /// is_reference + template + struct is_reference + : public false_type + { }; + + template + struct is_reference<_Tp&> + : public true_type + { }; + + template + struct is_reference<_Tp&&> + : public true_type + { }; + + /// is_arithmetic + template + struct is_arithmetic + : public __or_, is_floating_point<_Tp>>::type + { }; + + /// is_fundamental + template + struct is_fundamental + : public __or_, is_void<_Tp>, + is_null_pointer<_Tp>>::type + { }; + + /// is_object + template + struct is_object + : public __not_<__or_, is_reference<_Tp>, + is_void<_Tp>>>::type + { }; + + template + struct is_member_pointer; + + /// is_scalar + template + struct is_scalar + : public __or_, is_enum<_Tp>, is_pointer<_Tp>, + is_member_pointer<_Tp>, is_null_pointer<_Tp>>::type + { }; + + /// is_compound + template + struct is_compound + : public __not_>::type { }; + + /// @cond undocumented + template + struct __is_member_pointer_helper + : public false_type { }; + + template + struct __is_member_pointer_helper<_Tp _Cp::*> + : public true_type { }; + /// @endcond + + /// is_member_pointer + template + struct is_member_pointer + : public __is_member_pointer_helper<__remove_cv_t<_Tp>>::type + { }; + + template + struct is_same; + + /// @cond undocumented + template + using __is_one_of = __or_...>; + + // Check if a type is one of the signed integer types. + __extension__ + template + using __is_signed_integer = __is_one_of<__remove_cv_t<_Tp>, + signed char, signed short, signed int, signed long, + signed long long +#if defined(__GLIBCXX_TYPE_INT_N_0) + , signed __GLIBCXX_TYPE_INT_N_0 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + , signed __GLIBCXX_TYPE_INT_N_1 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + , signed __GLIBCXX_TYPE_INT_N_2 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + , signed __GLIBCXX_TYPE_INT_N_3 +#endif + >; + + // Check if a type is one of the unsigned integer types. + __extension__ + template + using __is_unsigned_integer = __is_one_of<__remove_cv_t<_Tp>, + unsigned char, unsigned short, unsigned int, unsigned long, + unsigned long long +#if defined(__GLIBCXX_TYPE_INT_N_0) + , unsigned __GLIBCXX_TYPE_INT_N_0 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + , unsigned __GLIBCXX_TYPE_INT_N_1 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + , unsigned __GLIBCXX_TYPE_INT_N_2 +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + , unsigned __GLIBCXX_TYPE_INT_N_3 +#endif + >; + + // Check if a type is one of the signed or unsigned integer types. + template + using __is_standard_integer + = __or_<__is_signed_integer<_Tp>, __is_unsigned_integer<_Tp>>; + + // __void_t (std::void_t for C++11) + template using __void_t = void; + /// @endcond + + // Type properties. + + /// is_const + template + struct is_const + : public false_type { }; + + template + struct is_const<_Tp const> + : public true_type { }; + + /// is_volatile + template + struct is_volatile + : public false_type { }; + + template + struct is_volatile<_Tp volatile> + : public true_type { }; + + /// is_trivial + template + struct is_trivial + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_copyable + template + struct is_trivially_copyable + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_standard_layout + template + struct is_standard_layout + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /** is_pod + * @deprecated Deprecated in C++20. + * Use `is_standard_layout && is_trivial` instead. + */ + // Could use is_standard_layout && is_trivial instead of the builtin. + template + struct + _GLIBCXX20_DEPRECATED_SUGGEST("is_standard_layout && is_trivial") + is_pod + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /** is_literal_type + * @deprecated Deprecated in C++17, removed in C++20. + * The idea of a literal type isn't useful. + */ + template + struct + _GLIBCXX17_DEPRECATED + is_literal_type + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_empty + template + struct is_empty + : public integral_constant + { }; + + /// is_polymorphic + template + struct is_polymorphic + : public integral_constant + { }; + +#if __cplusplus >= 201402L +#define __cpp_lib_is_final 201402L + /// is_final + /// @since C++14 + template + struct is_final + : public integral_constant + { }; +#endif + + /// is_abstract + template + struct is_abstract + : public integral_constant + { }; + + /// @cond undocumented + template::value> + struct __is_signed_helper + : public false_type { }; + + template + struct __is_signed_helper<_Tp, true> + : public integral_constant + { }; + /// @endcond + + /// is_signed + template + struct is_signed + : public __is_signed_helper<_Tp>::type + { }; + + /// is_unsigned + template + struct is_unsigned + : public __and_, __not_>>::type + { }; + + /// @cond undocumented + template + _Up + __declval(int); + + template + _Tp + __declval(long); + /// @endcond + + template + auto declval() noexcept -> decltype(__declval<_Tp>(0)); + + template + struct remove_all_extents; + + /// @cond undocumented + template + struct __is_array_known_bounds + : public false_type + { }; + + template + struct __is_array_known_bounds<_Tp[_Size]> + : public true_type + { }; + + template + struct __is_array_unknown_bounds + : public false_type + { }; + + template + struct __is_array_unknown_bounds<_Tp[]> + : public true_type + { }; + + // Destructible and constructible type properties. + + // In N3290 is_destructible does not say anything about function + // types and abstract types, see LWG 2049. This implementation + // describes function types as non-destructible and all complete + // object types as destructible, iff the explicit destructor + // call expression is wellformed. + struct __do_is_destructible_impl + { + template().~_Tp())> + static true_type __test(int); + + template + static false_type __test(...); + }; + + template + struct __is_destructible_impl + : public __do_is_destructible_impl + { + typedef decltype(__test<_Tp>(0)) type; + }; + + template, + __is_array_unknown_bounds<_Tp>, + is_function<_Tp>>::value, + bool = __or_, is_scalar<_Tp>>::value> + struct __is_destructible_safe; + + template + struct __is_destructible_safe<_Tp, false, false> + : public __is_destructible_impl::type>::type + { }; + + template + struct __is_destructible_safe<_Tp, true, false> + : public false_type { }; + + template + struct __is_destructible_safe<_Tp, false, true> + : public true_type { }; + /// @endcond + + /// is_destructible + template + struct is_destructible + : public __is_destructible_safe<_Tp>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + + // is_nothrow_destructible requires that is_destructible is + // satisfied as well. We realize that by mimicing the + // implementation of is_destructible but refer to noexcept(expr) + // instead of decltype(expr). + struct __do_is_nt_destructible_impl + { + template + static __bool_constant().~_Tp())> + __test(int); + + template + static false_type __test(...); + }; + + template + struct __is_nt_destructible_impl + : public __do_is_nt_destructible_impl + { + typedef decltype(__test<_Tp>(0)) type; + }; + + template, + __is_array_unknown_bounds<_Tp>, + is_function<_Tp>>::value, + bool = __or_, is_scalar<_Tp>>::value> + struct __is_nt_destructible_safe; + + template + struct __is_nt_destructible_safe<_Tp, false, false> + : public __is_nt_destructible_impl::type>::type + { }; + + template + struct __is_nt_destructible_safe<_Tp, true, false> + : public false_type { }; + + template + struct __is_nt_destructible_safe<_Tp, false, true> + : public true_type { }; + /// @endcond + + /// is_nothrow_destructible + template + struct is_nothrow_destructible + : public __is_nt_destructible_safe<_Tp>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_constructible_impl + = __bool_constant<__is_constructible(_Tp, _Args...)>; + /// @endcond + + /// is_constructible + template + struct is_constructible + : public __is_constructible_impl<_Tp, _Args...> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_default_constructible + template + struct is_default_constructible + : public __is_constructible_impl<_Tp> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + struct __add_lvalue_reference_helper + { using type = _Tp; }; + + template + struct __add_lvalue_reference_helper<_Tp, __void_t<_Tp&>> + { using type = _Tp&; }; + + template + using __add_lval_ref_t = typename __add_lvalue_reference_helper<_Tp>::type; + /// @endcond + + /// is_copy_constructible + template + struct is_copy_constructible + : public __is_constructible_impl<_Tp, __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + struct __add_rvalue_reference_helper + { using type = _Tp; }; + + template + struct __add_rvalue_reference_helper<_Tp, __void_t<_Tp&&>> + { using type = _Tp&&; }; + + template + using __add_rval_ref_t = typename __add_rvalue_reference_helper<_Tp>::type; + /// @endcond + + /// is_move_constructible + template + struct is_move_constructible + : public __is_constructible_impl<_Tp, __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_nothrow_constructible_impl + = __bool_constant<__is_nothrow_constructible(_Tp, _Args...)>; + /// @endcond + + /// is_nothrow_constructible + template + struct is_nothrow_constructible + : public __is_nothrow_constructible_impl<_Tp, _Args...> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_default_constructible + template + struct is_nothrow_default_constructible + : public __is_nothrow_constructible_impl<_Tp> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_copy_constructible + template + struct is_nothrow_copy_constructible + : public __is_nothrow_constructible_impl<_Tp, __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_move_constructible + template + struct is_nothrow_move_constructible + : public __is_nothrow_constructible_impl<_Tp, __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_assignable_impl = __bool_constant<__is_assignable(_Tp, _Up)>; + /// @endcond + + /// is_assignable + template + struct is_assignable + : public __is_assignable_impl<_Tp, _Up> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_copy_assignable + template + struct is_copy_assignable + : public __is_assignable_impl<__add_lval_ref_t<_Tp>, + __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_move_assignable + template + struct is_move_assignable + : public __is_assignable_impl<__add_lval_ref_t<_Tp>, __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_nothrow_assignable_impl + = __bool_constant<__is_nothrow_assignable(_Tp, _Up)>; + /// @endcond + + /// is_nothrow_assignable + template + struct is_nothrow_assignable + : public __is_nothrow_assignable_impl<_Tp, _Up> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_copy_assignable + template + struct is_nothrow_copy_assignable + : public __is_nothrow_assignable_impl<__add_lval_ref_t<_Tp>, + __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_move_assignable + template + struct is_nothrow_move_assignable + : public __is_nothrow_assignable_impl<__add_lval_ref_t<_Tp>, + __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_trivially_constructible_impl + = __bool_constant<__is_trivially_constructible(_Tp, _Args...)>; + /// @endcond + + /// is_trivially_constructible + template + struct is_trivially_constructible + : public __is_trivially_constructible_impl<_Tp, _Args...> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_default_constructible + template + struct is_trivially_default_constructible + : public __is_trivially_constructible_impl<_Tp> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + struct __do_is_implicitly_default_constructible_impl + { + template + static void __helper(const _Tp&); + + template + static true_type __test(const _Tp&, + decltype(__helper({}))* = 0); + + static false_type __test(...); + }; + + template + struct __is_implicitly_default_constructible_impl + : public __do_is_implicitly_default_constructible_impl + { + typedef decltype(__test(declval<_Tp>())) type; + }; + + template + struct __is_implicitly_default_constructible_safe + : public __is_implicitly_default_constructible_impl<_Tp>::type + { }; + + template + struct __is_implicitly_default_constructible + : public __and_<__is_constructible_impl<_Tp>, + __is_implicitly_default_constructible_safe<_Tp>>::type + { }; + + /// is_trivially_copy_constructible + template + struct is_trivially_copy_constructible + : public __is_trivially_constructible_impl<_Tp, __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_move_constructible + template + struct is_trivially_move_constructible + : public __is_trivially_constructible_impl<_Tp, __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + template + using __is_trivially_assignable_impl + = __bool_constant<__is_trivially_assignable(_Tp, _Up)>; + /// @endcond + + /// is_trivially_assignable + template + struct is_trivially_assignable + : public __is_trivially_assignable_impl<_Tp, _Up> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_copy_assignable + template + struct is_trivially_copy_assignable + : public __is_trivially_assignable_impl<__add_lval_ref_t<_Tp>, + __add_lval_ref_t> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_move_assignable + template + struct is_trivially_move_assignable + : public __is_trivially_assignable_impl<__add_lval_ref_t<_Tp>, + __add_rval_ref_t<_Tp>> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_trivially_destructible + template + struct is_trivially_destructible + : public __and_<__is_destructible_safe<_Tp>, + __bool_constant<__has_trivial_destructor(_Tp)>>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + + /// has_virtual_destructor + template + struct has_virtual_destructor + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + + // type property queries. + + /// alignment_of + template + struct alignment_of + : public integral_constant + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// rank + template + struct rank + : public integral_constant { }; + + template + struct rank<_Tp[_Size]> + : public integral_constant::value> { }; + + template + struct rank<_Tp[]> + : public integral_constant::value> { }; + + /// extent + template + struct extent + : public integral_constant { }; + + template + struct extent<_Tp[_Size], 0> + : public integral_constant { }; + + template + struct extent<_Tp[_Size], _Uint> + : public extent<_Tp, _Uint - 1>::type { }; + + template + struct extent<_Tp[], 0> + : public integral_constant { }; + + template + struct extent<_Tp[], _Uint> + : public extent<_Tp, _Uint - 1>::type { }; + + + // Type relations. + + /// is_same + template + struct is_same +#ifdef _GLIBCXX_HAVE_BUILTIN_IS_SAME + : public integral_constant +#else + : public false_type +#endif + { }; + +#ifndef _GLIBCXX_HAVE_BUILTIN_IS_SAME + template + struct is_same<_Tp, _Tp> + : public true_type + { }; +#endif + + /// is_base_of + template + struct is_base_of + : public integral_constant + { }; + +#if __has_builtin(__is_convertible) + template + struct is_convertible + : public __bool_constant<__is_convertible(_From, _To)> + { }; +#else + template, is_function<_To>, + is_array<_To>>::value> + struct __is_convertible_helper + { + typedef typename is_void<_To>::type type; + }; + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wctor-dtor-privacy" + template + class __is_convertible_helper<_From, _To, false> + { + template + static void __test_aux(_To1) noexcept; + + template(std::declval<_From1>()))> + static true_type + __test(int); + + template + static false_type + __test(...); + + public: + typedef decltype(__test<_From, _To>(0)) type; + }; +#pragma GCC diagnostic pop + + /// is_convertible + template + struct is_convertible + : public __is_convertible_helper<_From, _To>::type + { }; +#endif + + // helper trait for unique_ptr, shared_ptr, and span + template + using __is_array_convertible + = is_convertible<_FromElementType(*)[], _ToElementType(*)[]>; + +#if __cplusplus >= 202002L +#define __cpp_lib_is_nothrow_convertible 201806L + +#if __has_builtin(__is_nothrow_convertible) + /// is_nothrow_convertible_v + template + inline constexpr bool is_nothrow_convertible_v + = __is_nothrow_convertible(_From, _To); + + /// is_nothrow_convertible + template + struct is_nothrow_convertible + : public bool_constant> + { }; +#else + template, is_function<_To>, + is_array<_To>>::value> + struct __is_nt_convertible_helper + : is_void<_To> + { }; + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wctor-dtor-privacy" + template + class __is_nt_convertible_helper<_From, _To, false> + { + template + static void __test_aux(_To1) noexcept; + + template + static + __bool_constant(std::declval<_From1>()))> + __test(int); + + template + static false_type + __test(...); + + public: + using type = decltype(__test<_From, _To>(0)); + }; +#pragma GCC diagnostic pop + + /// is_nothrow_convertible + template + struct is_nothrow_convertible + : public __is_nt_convertible_helper<_From, _To>::type + { }; + + /// is_nothrow_convertible_v + template + inline constexpr bool is_nothrow_convertible_v + = is_nothrow_convertible<_From, _To>::value; +#endif +#endif // C++2a + + // Const-volatile modifications. + + /// remove_const + template + struct remove_const + { typedef _Tp type; }; + + template + struct remove_const<_Tp const> + { typedef _Tp type; }; + + /// remove_volatile + template + struct remove_volatile + { typedef _Tp type; }; + + template + struct remove_volatile<_Tp volatile> + { typedef _Tp type; }; + + /// remove_cv +#if __has_builtin(__remove_cv) + template + struct remove_cv + { using type = __remove_cv(_Tp); }; +#else + template + struct remove_cv + { using type = _Tp; }; + + template + struct remove_cv + { using type = _Tp; }; + + template + struct remove_cv + { using type = _Tp; }; + + template + struct remove_cv + { using type = _Tp; }; +#endif + + /// add_const + template + struct add_const + { using type = _Tp const; }; + + /// add_volatile + template + struct add_volatile + { using type = _Tp volatile; }; + + /// add_cv + template + struct add_cv + { using type = _Tp const volatile; }; + +#if __cplusplus > 201103L + +#define __cpp_lib_transformation_trait_aliases 201304L + + /// Alias template for remove_const + template + using remove_const_t = typename remove_const<_Tp>::type; + + /// Alias template for remove_volatile + template + using remove_volatile_t = typename remove_volatile<_Tp>::type; + + /// Alias template for remove_cv + template + using remove_cv_t = typename remove_cv<_Tp>::type; + + /// Alias template for add_const + template + using add_const_t = typename add_const<_Tp>::type; + + /// Alias template for add_volatile + template + using add_volatile_t = typename add_volatile<_Tp>::type; + + /// Alias template for add_cv + template + using add_cv_t = typename add_cv<_Tp>::type; +#endif + + // Reference transformations. + + /// remove_reference +#if __has_builtin(__remove_reference) + template + struct remove_reference + { using type = __remove_reference(_Tp); }; +#else + template + struct remove_reference + { using type = _Tp; }; + + template + struct remove_reference<_Tp&> + { using type = _Tp; }; + + template + struct remove_reference<_Tp&&> + { using type = _Tp; }; +#endif + + /// add_lvalue_reference + template + struct add_lvalue_reference + { using type = __add_lval_ref_t<_Tp>; }; + + /// add_rvalue_reference + template + struct add_rvalue_reference + { using type = __add_rval_ref_t<_Tp>; }; + +#if __cplusplus > 201103L + /// Alias template for remove_reference + template + using remove_reference_t = typename remove_reference<_Tp>::type; + + /// Alias template for add_lvalue_reference + template + using add_lvalue_reference_t = typename add_lvalue_reference<_Tp>::type; + + /// Alias template for add_rvalue_reference + template + using add_rvalue_reference_t = typename add_rvalue_reference<_Tp>::type; +#endif + + // Sign modifications. + + /// @cond undocumented + + // Utility for constructing identically cv-qualified types. + template + struct __cv_selector; + + template + struct __cv_selector<_Unqualified, false, false> + { typedef _Unqualified __type; }; + + template + struct __cv_selector<_Unqualified, false, true> + { typedef volatile _Unqualified __type; }; + + template + struct __cv_selector<_Unqualified, true, false> + { typedef const _Unqualified __type; }; + + template + struct __cv_selector<_Unqualified, true, true> + { typedef const volatile _Unqualified __type; }; + + template::value, + bool _IsVol = is_volatile<_Qualified>::value> + class __match_cv_qualifiers + { + typedef __cv_selector<_Unqualified, _IsConst, _IsVol> __match; + + public: + typedef typename __match::__type __type; + }; + + // Utility for finding the unsigned versions of signed integral types. + template + struct __make_unsigned + { typedef _Tp __type; }; + + template<> + struct __make_unsigned + { typedef unsigned char __type; }; + + template<> + struct __make_unsigned + { typedef unsigned char __type; }; + + template<> + struct __make_unsigned + { typedef unsigned short __type; }; + + template<> + struct __make_unsigned + { typedef unsigned int __type; }; + + template<> + struct __make_unsigned + { typedef unsigned long __type; }; + + template<> + struct __make_unsigned + { typedef unsigned long long __type; }; + +#if defined(__GLIBCXX_TYPE_INT_N_0) + __extension__ + template<> + struct __make_unsigned<__GLIBCXX_TYPE_INT_N_0> + { typedef unsigned __GLIBCXX_TYPE_INT_N_0 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + __extension__ + template<> + struct __make_unsigned<__GLIBCXX_TYPE_INT_N_1> + { typedef unsigned __GLIBCXX_TYPE_INT_N_1 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + __extension__ + template<> + struct __make_unsigned<__GLIBCXX_TYPE_INT_N_2> + { typedef unsigned __GLIBCXX_TYPE_INT_N_2 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + __extension__ + template<> + struct __make_unsigned<__GLIBCXX_TYPE_INT_N_3> + { typedef unsigned __GLIBCXX_TYPE_INT_N_3 __type; }; +#endif + + // Select between integral and enum: not possible to be both. + template::value, + bool _IsEnum = is_enum<_Tp>::value> + class __make_unsigned_selector; + + template + class __make_unsigned_selector<_Tp, true, false> + { + using __unsigned_type + = typename __make_unsigned<__remove_cv_t<_Tp>>::__type; + + public: + using __type + = typename __match_cv_qualifiers<_Tp, __unsigned_type>::__type; + }; + + class __make_unsigned_selector_base + { + protected: + template struct _List { }; + + template + struct _List<_Tp, _Up...> : _List<_Up...> + { static constexpr size_t __size = sizeof(_Tp); }; + + template + struct __select; + + template + struct __select<_Sz, _List<_Uint, _UInts...>, true> + { using __type = _Uint; }; + + template + struct __select<_Sz, _List<_Uint, _UInts...>, false> + : __select<_Sz, _List<_UInts...>> + { }; + }; + + // Choose unsigned integer type with the smallest rank and same size as _Tp + template + class __make_unsigned_selector<_Tp, false, true> + : __make_unsigned_selector_base + { + // With -fshort-enums, an enum may be as small as a char. + using _UInts = _List; + + using __unsigned_type = typename __select::__type; + + public: + using __type + = typename __match_cv_qualifiers<_Tp, __unsigned_type>::__type; + }; + + // wchar_t, char8_t, char16_t and char32_t are integral types but are + // neither signed integer types nor unsigned integer types, so must be + // transformed to the unsigned integer type with the smallest rank. + // Use the partial specialization for enumeration types to do that. + template<> + struct __make_unsigned + { + using __type + = typename __make_unsigned_selector::__type; + }; + +#ifdef _GLIBCXX_USE_CHAR8_T + template<> + struct __make_unsigned + { + using __type + = typename __make_unsigned_selector::__type; + }; +#endif + + template<> + struct __make_unsigned + { + using __type + = typename __make_unsigned_selector::__type; + }; + + template<> + struct __make_unsigned + { + using __type + = typename __make_unsigned_selector::__type; + }; + /// @endcond + + // Given an integral/enum type, return the corresponding unsigned + // integer type. + // Primary template. + /// make_unsigned + template + struct make_unsigned + { typedef typename __make_unsigned_selector<_Tp>::__type type; }; + + // Integral, but don't define. + template<> struct make_unsigned; + template<> struct make_unsigned; + template<> struct make_unsigned; + template<> struct make_unsigned; + + /// @cond undocumented + + // Utility for finding the signed versions of unsigned integral types. + template + struct __make_signed + { typedef _Tp __type; }; + + template<> + struct __make_signed + { typedef signed char __type; }; + + template<> + struct __make_signed + { typedef signed char __type; }; + + template<> + struct __make_signed + { typedef signed short __type; }; + + template<> + struct __make_signed + { typedef signed int __type; }; + + template<> + struct __make_signed + { typedef signed long __type; }; + + template<> + struct __make_signed + { typedef signed long long __type; }; + +#if defined(__GLIBCXX_TYPE_INT_N_0) + __extension__ + template<> + struct __make_signed + { typedef __GLIBCXX_TYPE_INT_N_0 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_1) + __extension__ + template<> + struct __make_signed + { typedef __GLIBCXX_TYPE_INT_N_1 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_2) + __extension__ + template<> + struct __make_signed + { typedef __GLIBCXX_TYPE_INT_N_2 __type; }; +#endif +#if defined(__GLIBCXX_TYPE_INT_N_3) + __extension__ + template<> + struct __make_signed + { typedef __GLIBCXX_TYPE_INT_N_3 __type; }; +#endif + + // Select between integral and enum: not possible to be both. + template::value, + bool _IsEnum = is_enum<_Tp>::value> + class __make_signed_selector; + + template + class __make_signed_selector<_Tp, true, false> + { + using __signed_type + = typename __make_signed<__remove_cv_t<_Tp>>::__type; + + public: + using __type + = typename __match_cv_qualifiers<_Tp, __signed_type>::__type; + }; + + // Choose signed integer type with the smallest rank and same size as _Tp + template + class __make_signed_selector<_Tp, false, true> + { + typedef typename __make_unsigned_selector<_Tp>::__type __unsigned_type; + + public: + typedef typename __make_signed_selector<__unsigned_type>::__type __type; + }; + + // wchar_t, char16_t and char32_t are integral types but are neither + // signed integer types nor unsigned integer types, so must be + // transformed to the signed integer type with the smallest rank. + // Use the partial specialization for enumeration types to do that. + template<> + struct __make_signed + { + using __type + = typename __make_signed_selector::__type; + }; + +#if defined(_GLIBCXX_USE_CHAR8_T) + template<> + struct __make_signed + { + using __type + = typename __make_signed_selector::__type; + }; +#endif + + template<> + struct __make_signed + { + using __type + = typename __make_signed_selector::__type; + }; + + template<> + struct __make_signed + { + using __type + = typename __make_signed_selector::__type; + }; + /// @endcond + + // Given an integral/enum type, return the corresponding signed + // integer type. + // Primary template. + /// make_signed + template + struct make_signed + { typedef typename __make_signed_selector<_Tp>::__type type; }; + + // Integral, but don't define. + template<> struct make_signed; + template<> struct make_signed; + template<> struct make_signed; + template<> struct make_signed; + +#if __cplusplus > 201103L + /// Alias template for make_signed + template + using make_signed_t = typename make_signed<_Tp>::type; + + /// Alias template for make_unsigned + template + using make_unsigned_t = typename make_unsigned<_Tp>::type; +#endif + + // Array modifications. + + /// remove_extent + template + struct remove_extent + { typedef _Tp type; }; + + template + struct remove_extent<_Tp[_Size]> + { typedef _Tp type; }; + + template + struct remove_extent<_Tp[]> + { typedef _Tp type; }; + + /// remove_all_extents + template + struct remove_all_extents + { typedef _Tp type; }; + + template + struct remove_all_extents<_Tp[_Size]> + { typedef typename remove_all_extents<_Tp>::type type; }; + + template + struct remove_all_extents<_Tp[]> + { typedef typename remove_all_extents<_Tp>::type type; }; + +#if __cplusplus > 201103L + /// Alias template for remove_extent + template + using remove_extent_t = typename remove_extent<_Tp>::type; + + /// Alias template for remove_all_extents + template + using remove_all_extents_t = typename remove_all_extents<_Tp>::type; +#endif + + // Pointer modifications. + + template + struct __remove_pointer_helper + { typedef _Tp type; }; + + template + struct __remove_pointer_helper<_Tp, _Up*> + { typedef _Up type; }; + + /// remove_pointer + template + struct remove_pointer + : public __remove_pointer_helper<_Tp, __remove_cv_t<_Tp>> + { }; + + template + struct __add_pointer_helper + { using type = _Tp; }; + + template + struct __add_pointer_helper<_Tp, __void_t<_Tp*>> + { using type = _Tp*; }; + + /// add_pointer + template + struct add_pointer + : public __add_pointer_helper<_Tp> + { }; + + template + struct add_pointer<_Tp&> + { using type = _Tp*; }; + + template + struct add_pointer<_Tp&&> + { using type = _Tp*; }; + +#if __cplusplus > 201103L + /// Alias template for remove_pointer + template + using remove_pointer_t = typename remove_pointer<_Tp>::type; + + /// Alias template for add_pointer + template + using add_pointer_t = typename add_pointer<_Tp>::type; +#endif + + template + struct __aligned_storage_msa + { + union __type + { + unsigned char __data[_Len]; + struct __attribute__((__aligned__)) { } __align; + }; + }; + + /** + * @brief Alignment type. + * + * The value of _Align is a default-alignment which shall be the + * most stringent alignment requirement for any C++ object type + * whose size is no greater than _Len (3.9). The member typedef + * type shall be a POD type suitable for use as uninitialized + * storage for any object whose size is at most _Len and whose + * alignment is a divisor of _Align. + * + * @deprecated Deprecated in C++23. Uses can be replaced by an + * array std::byte[_Len] declared with alignas(_Align). + */ + template::__type)> + struct + _GLIBCXX23_DEPRECATED + aligned_storage + { + union type + { + unsigned char __data[_Len]; + struct __attribute__((__aligned__((_Align)))) { } __align; + }; + }; + + template + struct __strictest_alignment + { + static const size_t _S_alignment = 0; + static const size_t _S_size = 0; + }; + + template + struct __strictest_alignment<_Tp, _Types...> + { + static const size_t _S_alignment = + alignof(_Tp) > __strictest_alignment<_Types...>::_S_alignment + ? alignof(_Tp) : __strictest_alignment<_Types...>::_S_alignment; + static const size_t _S_size = + sizeof(_Tp) > __strictest_alignment<_Types...>::_S_size + ? sizeof(_Tp) : __strictest_alignment<_Types...>::_S_size; + }; + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + + /** + * @brief Provide aligned storage for types. + * + * [meta.trans.other] + * + * Provides aligned storage for any of the provided types of at + * least size _Len. + * + * @see aligned_storage + * + * @deprecated Deprecated in C++23. + */ + template + struct + _GLIBCXX23_DEPRECATED + aligned_union + { + private: + static_assert(sizeof...(_Types) != 0, "At least one type is required"); + + using __strictest = __strictest_alignment<_Types...>; + static const size_t _S_len = _Len > __strictest::_S_size + ? _Len : __strictest::_S_size; + public: + /// The value of the strictest alignment of _Types. + static const size_t alignment_value = __strictest::_S_alignment; + /// The storage. + typedef typename aligned_storage<_S_len, alignment_value>::type type; + }; + + template + const size_t aligned_union<_Len, _Types...>::alignment_value; +#pragma GCC diagnostic pop + + /// @cond undocumented + + // Decay trait for arrays and functions, used for perfect forwarding + // in make_pair, make_tuple, etc. + template + struct __decay_selector + : __conditional_t::value, // false for functions + remove_cv<_Up>, // N.B. DR 705. + add_pointer<_Up>> // function decays to pointer + { }; + + template + struct __decay_selector<_Up[_Nm]> + { using type = _Up*; }; + + template + struct __decay_selector<_Up[]> + { using type = _Up*; }; + + /// @endcond + + /// decay + template + struct decay + { using type = typename __decay_selector<_Tp>::type; }; + + template + struct decay<_Tp&> + { using type = typename __decay_selector<_Tp>::type; }; + + template + struct decay<_Tp&&> + { using type = typename __decay_selector<_Tp>::type; }; + + /// @cond undocumented + + // Helper which adds a reference to a type when given a reference_wrapper + template + struct __strip_reference_wrapper + { + typedef _Tp __type; + }; + + template + struct __strip_reference_wrapper > + { + typedef _Tp& __type; + }; + + // __decay_t (std::decay_t for C++11). + template + using __decay_t = typename decay<_Tp>::type; + + template + using __decay_and_strip = __strip_reference_wrapper<__decay_t<_Tp>>; + /// @endcond + + /// @cond undocumented + + // Helper for SFINAE constraints + template + using _Require = __enable_if_t<__and_<_Cond...>::value>; + + // __remove_cvref_t (std::remove_cvref_t for C++11). + template + using __remove_cvref_t + = typename remove_cv::type>::type; + /// @endcond + + // Primary template. + /// Define a member typedef @c type to one of two argument types. + template + struct conditional + { typedef _Iftrue type; }; + + // Partial specialization for false. + template + struct conditional + { typedef _Iffalse type; }; + + /// common_type + template + struct common_type; + + // Sfinae-friendly common_type implementation: + + /// @cond undocumented + + // For several sfinae-friendly trait implementations we transport both the + // result information (as the member type) and the failure information (no + // member type). This is very similar to std::enable_if, but we cannot use + // that, because we need to derive from them as an implementation detail. + + template + struct __success_type + { typedef _Tp type; }; + + struct __failure_type + { }; + + struct __do_common_type_impl + { + template + using __cond_t + = decltype(true ? std::declval<_Tp>() : std::declval<_Up>()); + + // if decay_t() : declval())> + // denotes a valid type, let C denote that type. + template + static __success_type<__decay_t<__cond_t<_Tp, _Up>>> + _S_test(int); + +#if __cplusplus > 201703L + // Otherwise, if COND-RES(CREF(D1), CREF(D2)) denotes a type, + // let C denote the type decay_t. + template + static __success_type<__remove_cvref_t<__cond_t>> + _S_test_2(int); +#endif + + template + static __failure_type + _S_test_2(...); + + template + static decltype(_S_test_2<_Tp, _Up>(0)) + _S_test(...); + }; + + // If sizeof...(T) is zero, there shall be no member type. + template<> + struct common_type<> + { }; + + // If sizeof...(T) is one, the same type, if any, as common_type_t. + template + struct common_type<_Tp0> + : public common_type<_Tp0, _Tp0> + { }; + + // If sizeof...(T) is two, ... + template, typename _Dp2 = __decay_t<_Tp2>> + struct __common_type_impl + { + // If is_same_v is false or is_same_v is false, + // let C denote the same type, if any, as common_type_t. + using type = common_type<_Dp1, _Dp2>; + }; + + template + struct __common_type_impl<_Tp1, _Tp2, _Tp1, _Tp2> + : private __do_common_type_impl + { + // Otherwise, if decay_t() : declval())> + // denotes a valid type, let C denote that type. + using type = decltype(_S_test<_Tp1, _Tp2>(0)); + }; + + // If sizeof...(T) is two, ... + template + struct common_type<_Tp1, _Tp2> + : public __common_type_impl<_Tp1, _Tp2>::type + { }; + + template + struct __common_type_pack + { }; + + template + struct __common_type_fold; + + // If sizeof...(T) is greater than two, ... + template + struct common_type<_Tp1, _Tp2, _Rp...> + : public __common_type_fold, + __common_type_pack<_Rp...>> + { }; + + // Let C denote the same type, if any, as common_type_t. + // If there is such a type C, type shall denote the same type, if any, + // as common_type_t. + template + struct __common_type_fold<_CTp, __common_type_pack<_Rp...>, + __void_t> + : public common_type + { }; + + // Otherwise, there shall be no member type. + template + struct __common_type_fold<_CTp, _Rp, void> + { }; + + template::value> + struct __underlying_type_impl + { + using type = __underlying_type(_Tp); + }; + + template + struct __underlying_type_impl<_Tp, false> + { }; + /// @endcond + + /// The underlying type of an enum. + template + struct underlying_type + : public __underlying_type_impl<_Tp> + { }; + + /// @cond undocumented + template + struct __declval_protector + { + static const bool __stop = false; + }; + /// @endcond + + /** Utility to simplify expressions used in unevaluated operands + * @since C++11 + * @ingroup utilities + */ + template + auto declval() noexcept -> decltype(__declval<_Tp>(0)) + { + static_assert(__declval_protector<_Tp>::__stop, + "declval() must not be used!"); + return __declval<_Tp>(0); + } + + /// result_of + template + struct result_of; + + // Sfinae-friendly result_of implementation: + +#define __cpp_lib_result_of_sfinae 201210L + + /// @cond undocumented + struct __invoke_memfun_ref { }; + struct __invoke_memfun_deref { }; + struct __invoke_memobj_ref { }; + struct __invoke_memobj_deref { }; + struct __invoke_other { }; + + // Associate a tag type with a specialization of __success_type. + template + struct __result_of_success : __success_type<_Tp> + { using __invoke_type = _Tag; }; + + // [func.require] paragraph 1 bullet 1: + struct __result_of_memfun_ref_impl + { + template + static __result_of_success().*std::declval<_Fp>())(std::declval<_Args>()...) + ), __invoke_memfun_ref> _S_test(int); + + template + static __failure_type _S_test(...); + }; + + template + struct __result_of_memfun_ref + : private __result_of_memfun_ref_impl + { + typedef decltype(_S_test<_MemPtr, _Arg, _Args...>(0)) type; + }; + + // [func.require] paragraph 1 bullet 2: + struct __result_of_memfun_deref_impl + { + template + static __result_of_success()).*std::declval<_Fp>())(std::declval<_Args>()...) + ), __invoke_memfun_deref> _S_test(int); + + template + static __failure_type _S_test(...); + }; + + template + struct __result_of_memfun_deref + : private __result_of_memfun_deref_impl + { + typedef decltype(_S_test<_MemPtr, _Arg, _Args...>(0)) type; + }; + + // [func.require] paragraph 1 bullet 3: + struct __result_of_memobj_ref_impl + { + template + static __result_of_success().*std::declval<_Fp>() + ), __invoke_memobj_ref> _S_test(int); + + template + static __failure_type _S_test(...); + }; + + template + struct __result_of_memobj_ref + : private __result_of_memobj_ref_impl + { + typedef decltype(_S_test<_MemPtr, _Arg>(0)) type; + }; + + // [func.require] paragraph 1 bullet 4: + struct __result_of_memobj_deref_impl + { + template + static __result_of_success()).*std::declval<_Fp>() + ), __invoke_memobj_deref> _S_test(int); + + template + static __failure_type _S_test(...); + }; + + template + struct __result_of_memobj_deref + : private __result_of_memobj_deref_impl + { + typedef decltype(_S_test<_MemPtr, _Arg>(0)) type; + }; + + template + struct __result_of_memobj; + + template + struct __result_of_memobj<_Res _Class::*, _Arg> + { + typedef __remove_cvref_t<_Arg> _Argval; + typedef _Res _Class::* _MemPtr; + typedef typename __conditional_t<__or_, + is_base_of<_Class, _Argval>>::value, + __result_of_memobj_ref<_MemPtr, _Arg>, + __result_of_memobj_deref<_MemPtr, _Arg> + >::type type; + }; + + template + struct __result_of_memfun; + + template + struct __result_of_memfun<_Res _Class::*, _Arg, _Args...> + { + typedef typename remove_reference<_Arg>::type _Argval; + typedef _Res _Class::* _MemPtr; + typedef typename __conditional_t::value, + __result_of_memfun_ref<_MemPtr, _Arg, _Args...>, + __result_of_memfun_deref<_MemPtr, _Arg, _Args...> + >::type type; + }; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 2219. INVOKE-ing a pointer to member with a reference_wrapper + // as the object expression + + // Used by result_of, invoke etc. to unwrap a reference_wrapper. + template> + struct __inv_unwrap + { + using type = _Tp; + }; + + template + struct __inv_unwrap<_Tp, reference_wrapper<_Up>> + { + using type = _Up&; + }; + + template + struct __result_of_impl + { + typedef __failure_type type; + }; + + template + struct __result_of_impl + : public __result_of_memobj<__decay_t<_MemPtr>, + typename __inv_unwrap<_Arg>::type> + { }; + + template + struct __result_of_impl + : public __result_of_memfun<__decay_t<_MemPtr>, + typename __inv_unwrap<_Arg>::type, _Args...> + { }; + + // [func.require] paragraph 1 bullet 5: + struct __result_of_other_impl + { + template + static __result_of_success()(std::declval<_Args>()...) + ), __invoke_other> _S_test(int); + + template + static __failure_type _S_test(...); + }; + + template + struct __result_of_impl + : private __result_of_other_impl + { + typedef decltype(_S_test<_Functor, _ArgTypes...>(0)) type; + }; + + // __invoke_result (std::invoke_result for C++11) + template + struct __invoke_result + : public __result_of_impl< + is_member_object_pointer< + typename remove_reference<_Functor>::type + >::value, + is_member_function_pointer< + typename remove_reference<_Functor>::type + >::value, + _Functor, _ArgTypes... + >::type + { }; + /// @endcond + + template + struct result_of<_Functor(_ArgTypes...)> + : public __invoke_result<_Functor, _ArgTypes...> + { } _GLIBCXX17_DEPRECATED_SUGGEST("std::invoke_result"); + +#if __cplusplus >= 201402L +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" + /// Alias template for aligned_storage + template::__type)> + using aligned_storage_t _GLIBCXX23_DEPRECATED = typename aligned_storage<_Len, _Align>::type; + + template + using aligned_union_t _GLIBCXX23_DEPRECATED = typename aligned_union<_Len, _Types...>::type; +#pragma GCC diagnostic pop + + /// Alias template for decay + template + using decay_t = typename decay<_Tp>::type; + + /// Alias template for enable_if + template + using enable_if_t = typename enable_if<_Cond, _Tp>::type; + + /// Alias template for conditional + template + using conditional_t = typename conditional<_Cond, _Iftrue, _Iffalse>::type; + + /// Alias template for common_type + template + using common_type_t = typename common_type<_Tp...>::type; + + /// Alias template for underlying_type + template + using underlying_type_t = typename underlying_type<_Tp>::type; + + /// Alias template for result_of + template + using result_of_t = typename result_of<_Tp>::type; +#endif // C++14 + +#if __cplusplus >= 201703L || !defined(__STRICT_ANSI__) // c++17 or gnu++11 +#define __cpp_lib_void_t 201411L + /// A metafunction that always yields void, used for detecting valid types. + template using void_t = void; +#endif + + /// @cond undocumented + + // Detection idiom. + // Detect whether _Op<_Args...> is a valid type, use default _Def if not. + +#if __cpp_concepts + // Implementation of the detection idiom (negative case). + template class _Op, typename... _Args> + struct __detected_or + { + using type = _Def; + using __is_detected = false_type; + }; + + // Implementation of the detection idiom (positive case). + template class _Op, typename... _Args> + requires requires { typename _Op<_Args...>; } + struct __detected_or<_Def, _Op, _Args...> + { + using type = _Op<_Args...>; + using __is_detected = true_type; + }; +#else + /// Implementation of the detection idiom (negative case). + template class _Op, typename... _Args> + struct __detector + { + using type = _Default; + using __is_detected = false_type; + }; + + /// Implementation of the detection idiom (positive case). + template class _Op, + typename... _Args> + struct __detector<_Default, __void_t<_Op<_Args...>>, _Op, _Args...> + { + using type = _Op<_Args...>; + using __is_detected = true_type; + }; + + template class _Op, + typename... _Args> + using __detected_or = __detector<_Default, void, _Op, _Args...>; +#endif // __cpp_concepts + + // _Op<_Args...> if that is a valid type, otherwise _Default. + template class _Op, + typename... _Args> + using __detected_or_t + = typename __detected_or<_Default, _Op, _Args...>::type; + + /** + * Use SFINAE to determine if the type _Tp has a publicly-accessible + * member type _NTYPE. + */ +#define _GLIBCXX_HAS_NESTED_TYPE(_NTYPE) \ + template> \ + struct __has_##_NTYPE \ + : false_type \ + { }; \ + template \ + struct __has_##_NTYPE<_Tp, __void_t> \ + : true_type \ + { }; + + template + struct __is_swappable; + + template + struct __is_nothrow_swappable; + + template + struct __is_tuple_like_impl : false_type + { }; + + // Internal type trait that allows us to sfinae-protect tuple_cat. + template + struct __is_tuple_like + : public __is_tuple_like_impl<__remove_cvref_t<_Tp>>::type + { }; + /// @endcond + + template + _GLIBCXX20_CONSTEXPR + inline + _Require<__not_<__is_tuple_like<_Tp>>, + is_move_constructible<_Tp>, + is_move_assignable<_Tp>> + swap(_Tp&, _Tp&) + noexcept(__and_, + is_nothrow_move_assignable<_Tp>>::value); + + template + _GLIBCXX20_CONSTEXPR + inline + __enable_if_t<__is_swappable<_Tp>::value> + swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm]) + noexcept(__is_nothrow_swappable<_Tp>::value); + + /// @cond undocumented + namespace __swappable_details { + using std::swap; + + struct __do_is_swappable_impl + { + template(), std::declval<_Tp&>()))> + static true_type __test(int); + + template + static false_type __test(...); + }; + + struct __do_is_nothrow_swappable_impl + { + template + static __bool_constant< + noexcept(swap(std::declval<_Tp&>(), std::declval<_Tp&>())) + > __test(int); + + template + static false_type __test(...); + }; + + } // namespace __swappable_details + + template + struct __is_swappable_impl + : public __swappable_details::__do_is_swappable_impl + { + typedef decltype(__test<_Tp>(0)) type; + }; + + template + struct __is_nothrow_swappable_impl + : public __swappable_details::__do_is_nothrow_swappable_impl + { + typedef decltype(__test<_Tp>(0)) type; + }; + + template + struct __is_swappable + : public __is_swappable_impl<_Tp>::type + { }; + + template + struct __is_nothrow_swappable + : public __is_nothrow_swappable_impl<_Tp>::type + { }; + /// @endcond + +#if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 +#define __cpp_lib_is_swappable 201603L + /// Metafunctions used for detecting swappable types: p0185r1 + + /// is_swappable + template + struct is_swappable + : public __is_swappable_impl<_Tp>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_swappable + template + struct is_nothrow_swappable + : public __is_nothrow_swappable_impl<_Tp>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + +#if __cplusplus >= 201402L + /// is_swappable_v + template + _GLIBCXX17_INLINE constexpr bool is_swappable_v = + is_swappable<_Tp>::value; + + /// is_nothrow_swappable_v + template + _GLIBCXX17_INLINE constexpr bool is_nothrow_swappable_v = + is_nothrow_swappable<_Tp>::value; +#endif // __cplusplus >= 201402L + + /// @cond undocumented + namespace __swappable_with_details { + using std::swap; + + struct __do_is_swappable_with_impl + { + template(), std::declval<_Up>())), + typename + = decltype(swap(std::declval<_Up>(), std::declval<_Tp>()))> + static true_type __test(int); + + template + static false_type __test(...); + }; + + struct __do_is_nothrow_swappable_with_impl + { + template + static __bool_constant< + noexcept(swap(std::declval<_Tp>(), std::declval<_Up>())) + && + noexcept(swap(std::declval<_Up>(), std::declval<_Tp>())) + > __test(int); + + template + static false_type __test(...); + }; + + } // namespace __swappable_with_details + + template + struct __is_swappable_with_impl + : public __swappable_with_details::__do_is_swappable_with_impl + { + typedef decltype(__test<_Tp, _Up>(0)) type; + }; + + // Optimization for the homogenous lvalue case, not required: + template + struct __is_swappable_with_impl<_Tp&, _Tp&> + : public __swappable_details::__do_is_swappable_impl + { + typedef decltype(__test<_Tp&>(0)) type; + }; + + template + struct __is_nothrow_swappable_with_impl + : public __swappable_with_details::__do_is_nothrow_swappable_with_impl + { + typedef decltype(__test<_Tp, _Up>(0)) type; + }; + + // Optimization for the homogenous lvalue case, not required: + template + struct __is_nothrow_swappable_with_impl<_Tp&, _Tp&> + : public __swappable_details::__do_is_nothrow_swappable_impl + { + typedef decltype(__test<_Tp&>(0)) type; + }; + /// @endcond + + /// is_swappable_with + template + struct is_swappable_with + : public __is_swappable_with_impl<_Tp, _Up>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "first template argument must be a complete class or an unbounded array"); + static_assert(std::__is_complete_or_unbounded(__type_identity<_Up>{}), + "second template argument must be a complete class or an unbounded array"); + }; + + /// is_nothrow_swappable_with + template + struct is_nothrow_swappable_with + : public __is_nothrow_swappable_with_impl<_Tp, _Up>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "first template argument must be a complete class or an unbounded array"); + static_assert(std::__is_complete_or_unbounded(__type_identity<_Up>{}), + "second template argument must be a complete class or an unbounded array"); + }; + +#if __cplusplus >= 201402L + /// is_swappable_with_v + template + _GLIBCXX17_INLINE constexpr bool is_swappable_with_v = + is_swappable_with<_Tp, _Up>::value; + + /// is_nothrow_swappable_with_v + template + _GLIBCXX17_INLINE constexpr bool is_nothrow_swappable_with_v = + is_nothrow_swappable_with<_Tp, _Up>::value; +#endif // __cplusplus >= 201402L + +#endif// c++1z or gnu++11 + + /// @cond undocumented + + // __is_invocable (std::is_invocable for C++11) + + // The primary template is used for invalid INVOKE expressions. + template::value, typename = void> + struct __is_invocable_impl + : false_type + { + using __nothrow_conv = false_type; // For is_nothrow_invocable_r + }; + + // Used for valid INVOKE and INVOKE expressions. + template + struct __is_invocable_impl<_Result, _Ret, + /* is_void<_Ret> = */ true, + __void_t> + : true_type + { + using __nothrow_conv = true_type; // For is_nothrow_invocable_r + }; + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wctor-dtor-privacy" + // Used for INVOKE expressions to check the implicit conversion to R. + template + struct __is_invocable_impl<_Result, _Ret, + /* is_void<_Ret> = */ false, + __void_t> + { + private: + // The type of the INVOKE expression. + using _Res_t = typename _Result::type; + + // Unlike declval, this doesn't add_rvalue_reference, so it respects + // guaranteed copy elision. + static _Res_t _S_get() noexcept; + + // Used to check if _Res_t can implicitly convert to _Tp. + template + static void _S_conv(__type_identity_t<_Tp>) noexcept; + + // This overload is viable if INVOKE(f, args...) can convert to _Tp. + template(_S_get())), + typename = decltype(_S_conv<_Tp>(_S_get())), +#if __has_builtin(__reference_converts_from_temporary) + bool _Dangle = __reference_converts_from_temporary(_Tp, _Res_t) +#else + bool _Dangle = false +#endif + > + static __bool_constant<_Nothrow && !_Dangle> + _S_test(int); + + template + static false_type + _S_test(...); + + public: + // For is_invocable_r + using type = decltype(_S_test<_Ret, /* Nothrow = */ true>(1)); + + // For is_nothrow_invocable_r + using __nothrow_conv = decltype(_S_test<_Ret>(1)); + }; +#pragma GCC diagnostic pop + + template + struct __is_invocable + : __is_invocable_impl<__invoke_result<_Fn, _ArgTypes...>, void>::type + { }; + + template + constexpr bool __call_is_nt(__invoke_memfun_ref) + { + using _Up = typename __inv_unwrap<_Tp>::type; + return noexcept((std::declval<_Up>().*std::declval<_Fn>())( + std::declval<_Args>()...)); + } + + template + constexpr bool __call_is_nt(__invoke_memfun_deref) + { + return noexcept(((*std::declval<_Tp>()).*std::declval<_Fn>())( + std::declval<_Args>()...)); + } + + template + constexpr bool __call_is_nt(__invoke_memobj_ref) + { + using _Up = typename __inv_unwrap<_Tp>::type; + return noexcept(std::declval<_Up>().*std::declval<_Fn>()); + } + + template + constexpr bool __call_is_nt(__invoke_memobj_deref) + { + return noexcept((*std::declval<_Tp>()).*std::declval<_Fn>()); + } + + template + constexpr bool __call_is_nt(__invoke_other) + { + return noexcept(std::declval<_Fn>()(std::declval<_Args>()...)); + } + + template + struct __call_is_nothrow + : __bool_constant< + std::__call_is_nt<_Fn, _Args...>(typename _Result::__invoke_type{}) + > + { }; + + template + using __call_is_nothrow_ + = __call_is_nothrow<__invoke_result<_Fn, _Args...>, _Fn, _Args...>; + + // __is_nothrow_invocable (std::is_nothrow_invocable for C++11) + template + struct __is_nothrow_invocable + : __and_<__is_invocable<_Fn, _Args...>, + __call_is_nothrow_<_Fn, _Args...>>::type + { }; + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wctor-dtor-privacy" + struct __nonesuchbase {}; + struct __nonesuch : private __nonesuchbase { + ~__nonesuch() = delete; + __nonesuch(__nonesuch const&) = delete; + void operator=(__nonesuch const&) = delete; + }; +#pragma GCC diagnostic pop + /// @endcond + +#if __cplusplus >= 201703L +# define __cpp_lib_is_invocable 201703L + + /// std::invoke_result + template + struct invoke_result + : public __invoke_result<_Functor, _ArgTypes...> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Functor>{}), + "_Functor must be a complete class or an unbounded array"); + static_assert((std::__is_complete_or_unbounded( + __type_identity<_ArgTypes>{}) && ...), + "each argument type must be a complete class or an unbounded array"); + }; + + /// std::invoke_result_t + template + using invoke_result_t = typename invoke_result<_Fn, _Args...>::type; + + /// std::is_invocable + template + struct is_invocable + : __is_invocable_impl<__invoke_result<_Fn, _ArgTypes...>, void>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Fn>{}), + "_Fn must be a complete class or an unbounded array"); + static_assert((std::__is_complete_or_unbounded( + __type_identity<_ArgTypes>{}) && ...), + "each argument type must be a complete class or an unbounded array"); + }; + + /// std::is_invocable_r + template + struct is_invocable_r + : __is_invocable_impl<__invoke_result<_Fn, _ArgTypes...>, _Ret>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Fn>{}), + "_Fn must be a complete class or an unbounded array"); + static_assert((std::__is_complete_or_unbounded( + __type_identity<_ArgTypes>{}) && ...), + "each argument type must be a complete class or an unbounded array"); + static_assert(std::__is_complete_or_unbounded(__type_identity<_Ret>{}), + "_Ret must be a complete class or an unbounded array"); + }; + + /// std::is_nothrow_invocable + template + struct is_nothrow_invocable + : __and_<__is_invocable_impl<__invoke_result<_Fn, _ArgTypes...>, void>, + __call_is_nothrow_<_Fn, _ArgTypes...>>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Fn>{}), + "_Fn must be a complete class or an unbounded array"); + static_assert((std::__is_complete_or_unbounded( + __type_identity<_ArgTypes>{}) && ...), + "each argument type must be a complete class or an unbounded array"); + }; + + /// @cond undocumented + // This checks that the INVOKE expression is well-formed and that the + // conversion to R does not throw. It does *not* check whether the INVOKE + // expression itself can throw. That is done by __call_is_nothrow_ instead. + template + using __is_nt_invocable_impl + = typename __is_invocable_impl<_Result, _Ret>::__nothrow_conv; + /// @endcond + + /// std::is_nothrow_invocable_r + template + struct is_nothrow_invocable_r + : __and_<__is_nt_invocable_impl<__invoke_result<_Fn, _ArgTypes...>, _Ret>, + __call_is_nothrow_<_Fn, _ArgTypes...>>::type + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Fn>{}), + "_Fn must be a complete class or an unbounded array"); + static_assert((std::__is_complete_or_unbounded( + __type_identity<_ArgTypes>{}) && ...), + "each argument type must be a complete class or an unbounded array"); + static_assert(std::__is_complete_or_unbounded(__type_identity<_Ret>{}), + "_Ret must be a complete class or an unbounded array"); + }; +#endif // C++17 + +#if __cplusplus >= 201703L +# define __cpp_lib_type_trait_variable_templates 201510L + /** + * @defgroup variable_templates Variable templates for type traits + * @ingroup metaprogramming + * + * Each variable `is_xxx_v` is a boolean constant with the same value + * as the `value` member of the corresponding type trait `is_xxx`. + * + * @since C++17 unless noted otherwise. + */ + + /** + * @{ + * @ingroup variable_templates + */ +template + inline constexpr bool is_void_v = is_void<_Tp>::value; +template + inline constexpr bool is_null_pointer_v = is_null_pointer<_Tp>::value; +template + inline constexpr bool is_integral_v = is_integral<_Tp>::value; +template + inline constexpr bool is_floating_point_v = is_floating_point<_Tp>::value; + +template + inline constexpr bool is_array_v = false; +template + inline constexpr bool is_array_v<_Tp[]> = true; +template + inline constexpr bool is_array_v<_Tp[_Num]> = true; + +template + inline constexpr bool is_pointer_v = is_pointer<_Tp>::value; +template + inline constexpr bool is_lvalue_reference_v = false; +template + inline constexpr bool is_lvalue_reference_v<_Tp&> = true; +template + inline constexpr bool is_rvalue_reference_v = false; +template + inline constexpr bool is_rvalue_reference_v<_Tp&&> = true; +template + inline constexpr bool is_member_object_pointer_v = + is_member_object_pointer<_Tp>::value; +template + inline constexpr bool is_member_function_pointer_v = + is_member_function_pointer<_Tp>::value; +template + inline constexpr bool is_enum_v = __is_enum(_Tp); +template + inline constexpr bool is_union_v = __is_union(_Tp); +template + inline constexpr bool is_class_v = __is_class(_Tp); +template + inline constexpr bool is_function_v = is_function<_Tp>::value; +template + inline constexpr bool is_reference_v = false; +template + inline constexpr bool is_reference_v<_Tp&> = true; +template + inline constexpr bool is_reference_v<_Tp&&> = true; +template + inline constexpr bool is_arithmetic_v = is_arithmetic<_Tp>::value; +template + inline constexpr bool is_fundamental_v = is_fundamental<_Tp>::value; +template + inline constexpr bool is_object_v = is_object<_Tp>::value; +template + inline constexpr bool is_scalar_v = is_scalar<_Tp>::value; +template + inline constexpr bool is_compound_v = is_compound<_Tp>::value; +template + inline constexpr bool is_member_pointer_v = is_member_pointer<_Tp>::value; +template + inline constexpr bool is_const_v = false; +template + inline constexpr bool is_const_v = true; +template + inline constexpr bool is_volatile_v = false; +template + inline constexpr bool is_volatile_v = true; + +template + inline constexpr bool is_trivial_v = __is_trivial(_Tp); +template + inline constexpr bool is_trivially_copyable_v = __is_trivially_copyable(_Tp); +template + inline constexpr bool is_standard_layout_v = __is_standard_layout(_Tp); +template + _GLIBCXX20_DEPRECATED_SUGGEST("is_standard_layout_v && is_trivial_v") + inline constexpr bool is_pod_v = __is_pod(_Tp); +template + _GLIBCXX17_DEPRECATED + inline constexpr bool is_literal_type_v = __is_literal_type(_Tp); +template + inline constexpr bool is_empty_v = __is_empty(_Tp); +template + inline constexpr bool is_polymorphic_v = __is_polymorphic(_Tp); +template + inline constexpr bool is_abstract_v = __is_abstract(_Tp); +template + inline constexpr bool is_final_v = __is_final(_Tp); + +template + inline constexpr bool is_signed_v = is_signed<_Tp>::value; +template + inline constexpr bool is_unsigned_v = is_unsigned<_Tp>::value; + +template + inline constexpr bool is_constructible_v = __is_constructible(_Tp, _Args...); +template + inline constexpr bool is_default_constructible_v = __is_constructible(_Tp); +template + inline constexpr bool is_copy_constructible_v + = __is_constructible(_Tp, __add_lval_ref_t); +template + inline constexpr bool is_move_constructible_v + = __is_constructible(_Tp, __add_rval_ref_t<_Tp>); + +template + inline constexpr bool is_assignable_v = __is_assignable(_Tp, _Up); +template + inline constexpr bool is_copy_assignable_v + = __is_assignable(__add_lval_ref_t<_Tp>, __add_lval_ref_t); +template + inline constexpr bool is_move_assignable_v + = __is_assignable(__add_lval_ref_t<_Tp>, __add_rval_ref_t<_Tp>); + +template + inline constexpr bool is_destructible_v = is_destructible<_Tp>::value; + +template + inline constexpr bool is_trivially_constructible_v + = __is_trivially_constructible(_Tp, _Args...); +template + inline constexpr bool is_trivially_default_constructible_v + = __is_trivially_constructible(_Tp); +template + inline constexpr bool is_trivially_copy_constructible_v + = __is_trivially_constructible(_Tp, __add_lval_ref_t); +template + inline constexpr bool is_trivially_move_constructible_v + = __is_trivially_constructible(_Tp, __add_rval_ref_t<_Tp>); + +template + inline constexpr bool is_trivially_assignable_v + = __is_trivially_assignable(_Tp, _Up); +template + inline constexpr bool is_trivially_copy_assignable_v + = __is_trivially_assignable(__add_lval_ref_t<_Tp>, + __add_lval_ref_t); +template + inline constexpr bool is_trivially_move_assignable_v + = __is_trivially_assignable(__add_lval_ref_t<_Tp>, + __add_rval_ref_t<_Tp>); +template + inline constexpr bool is_trivially_destructible_v = + is_trivially_destructible<_Tp>::value; +template + inline constexpr bool is_nothrow_constructible_v + = __is_nothrow_constructible(_Tp, _Args...); +template + inline constexpr bool is_nothrow_default_constructible_v + = __is_nothrow_constructible(_Tp); +template + inline constexpr bool is_nothrow_copy_constructible_v + = __is_nothrow_constructible(_Tp, __add_lval_ref_t); +template + inline constexpr bool is_nothrow_move_constructible_v + = __is_nothrow_constructible(_Tp, __add_rval_ref_t<_Tp>); + +template + inline constexpr bool is_nothrow_assignable_v + = __is_nothrow_assignable(_Tp, _Up); +template + inline constexpr bool is_nothrow_copy_assignable_v + = __is_nothrow_assignable(__add_lval_ref_t<_Tp>, + __add_lval_ref_t); +template + inline constexpr bool is_nothrow_move_assignable_v + = __is_nothrow_assignable(__add_lval_ref_t<_Tp>, __add_rval_ref_t<_Tp>); + +template + inline constexpr bool is_nothrow_destructible_v = + is_nothrow_destructible<_Tp>::value; + +template + inline constexpr bool has_virtual_destructor_v + = __has_virtual_destructor(_Tp); + +template + inline constexpr size_t alignment_of_v = alignment_of<_Tp>::value; + +template + inline constexpr size_t rank_v = 0; +template + inline constexpr size_t rank_v<_Tp[_Size]> = 1 + rank_v<_Tp>; +template + inline constexpr size_t rank_v<_Tp[]> = 1 + rank_v<_Tp>; + +template + inline constexpr size_t extent_v = 0; +template + inline constexpr size_t extent_v<_Tp[_Size], 0> = _Size; +template + inline constexpr size_t extent_v<_Tp[_Size], _Idx> = extent_v<_Tp, _Idx - 1>; +template + inline constexpr size_t extent_v<_Tp[], 0> = 0; +template + inline constexpr size_t extent_v<_Tp[], _Idx> = extent_v<_Tp, _Idx - 1>; + +#ifdef _GLIBCXX_HAVE_BUILTIN_IS_SAME +template + inline constexpr bool is_same_v = __is_same(_Tp, _Up); +#else +template + inline constexpr bool is_same_v = false; +template + inline constexpr bool is_same_v<_Tp, _Tp> = true; +#endif +template + inline constexpr bool is_base_of_v = __is_base_of(_Base, _Derived); +template + inline constexpr bool is_convertible_v = __is_convertible(_From, _To); +template + inline constexpr bool is_invocable_v = is_invocable<_Fn, _Args...>::value; +template + inline constexpr bool is_nothrow_invocable_v + = is_nothrow_invocable<_Fn, _Args...>::value; +template + inline constexpr bool is_invocable_r_v + = is_invocable_r<_Ret, _Fn, _Args...>::value; +template + inline constexpr bool is_nothrow_invocable_r_v + = is_nothrow_invocable_r<_Ret, _Fn, _Args...>::value; +/// @} + +#ifdef _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP +# define __cpp_lib_has_unique_object_representations 201606L + /// has_unique_object_representations + /// @since C++17 + template + struct has_unique_object_representations + : bool_constant<__has_unique_object_representations( + remove_cv_t> + )> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @ingroup variable_templates + template + inline constexpr bool has_unique_object_representations_v + = has_unique_object_representations<_Tp>::value; +#endif + +#ifdef _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE +# define __cpp_lib_is_aggregate 201703L + /// is_aggregate - true if the type is an aggregate. + /// @since C++17 + template + struct is_aggregate + : bool_constant<__is_aggregate(remove_cv_t<_Tp>)> + { }; + + /** is_aggregate_v - true if the type is an aggregate. + * @ingroup variable_templates + * @since C++17 + */ + template + inline constexpr bool is_aggregate_v = __is_aggregate(remove_cv_t<_Tp>); +#endif +#endif // C++17 + +#if __cplusplus >= 202002L + + /** * Remove references and cv-qualifiers. + * @since C++20 + * @{ + */ +#define __cpp_lib_remove_cvref 201711L + +#if __has_builtin(__remove_cvref) + template + struct remove_cvref + { using type = __remove_cvref(_Tp); }; +#else + template + struct remove_cvref + { using type = typename remove_cv<_Tp>::type; }; + + template + struct remove_cvref<_Tp&> + { using type = typename remove_cv<_Tp>::type; }; + + template + struct remove_cvref<_Tp&&> + { using type = typename remove_cv<_Tp>::type; }; +#endif + + template + using remove_cvref_t = typename remove_cvref<_Tp>::type; + /// @} + + /** * Identity metafunction. + * @since C++20 + * @{ + */ +#define __cpp_lib_type_identity 201806L + template + struct type_identity { using type = _Tp; }; + + template + using type_identity_t = typename type_identity<_Tp>::type; + /// @} + +#define __cpp_lib_unwrap_ref 201811L + + /** Unwrap a reference_wrapper + * @since C++20 + * @{ + */ + template + struct unwrap_reference { using type = _Tp; }; + + template + struct unwrap_reference> { using type = _Tp&; }; + + template + using unwrap_reference_t = typename unwrap_reference<_Tp>::type; + /// @} + + /** Decay type and if it's a reference_wrapper, unwrap it + * @since C++20 + * @{ + */ + template + struct unwrap_ref_decay { using type = unwrap_reference_t>; }; + + template + using unwrap_ref_decay_t = typename unwrap_ref_decay<_Tp>::type; + /// @} + +#define __cpp_lib_bounded_array_traits 201902L + + /// True for a type that is an array of known bound. + /// @ingroup variable_templates + /// @since C++20 + template + inline constexpr bool is_bounded_array_v = false; + + template + inline constexpr bool is_bounded_array_v<_Tp[_Size]> = true; + + /// True for a type that is an array of unknown bound. + /// @ingroup variable_templates + /// @since C++20 + template + inline constexpr bool is_unbounded_array_v = false; + + template + inline constexpr bool is_unbounded_array_v<_Tp[]> = true; + + /// True for a type that is an array of known bound. + /// @since C++20 + template + struct is_bounded_array + : public bool_constant> + { }; + + /// True for a type that is an array of unknown bound. + /// @since C++20 + template + struct is_unbounded_array + : public bool_constant> + { }; + +#if __has_builtin(__is_layout_compatible) + + /// @since C++20 + template + struct is_layout_compatible + : bool_constant<__is_layout_compatible(_Tp, _Up)> + { }; + + /// @ingroup variable_templates + /// @since C++20 + template + constexpr bool is_layout_compatible_v + = __is_layout_compatible(_Tp, _Up); + +#if __has_builtin(__builtin_is_corresponding_member) +#define __cpp_lib_is_layout_compatible 201907L + + /// @since C++20 + template + constexpr bool + is_corresponding_member(_M1 _S1::*__m1, _M2 _S2::*__m2) noexcept + { return __builtin_is_corresponding_member(__m1, __m2); } +#endif +#endif + +#if __has_builtin(__is_pointer_interconvertible_base_of) + /// True if `_Derived` is standard-layout and has a base class of type `_Base` + /// @since C++20 + template + struct is_pointer_interconvertible_base_of + : bool_constant<__is_pointer_interconvertible_base_of(_Base, _Derived)> + { }; + + /// @ingroup variable_templates + /// @since C++20 + template + constexpr bool is_pointer_interconvertible_base_of_v + = __is_pointer_interconvertible_base_of(_Base, _Derived); + +#if __has_builtin(__builtin_is_pointer_interconvertible_with_class) +#define __cpp_lib_is_pointer_interconvertible 201907L + + /// True if `__mp` points to the first member of a standard-layout type + /// @returns true if `s.*__mp` is pointer-interconvertible with `s` + /// @since C++20 + template + constexpr bool + is_pointer_interconvertible_with_class(_Mem _Tp::*__mp) noexcept + { return __builtin_is_pointer_interconvertible_with_class(__mp); } +#endif +#endif + +#if __cplusplus > 202002L +#define __cpp_lib_is_scoped_enum 202011L + + /// True if the type is a scoped enumeration type. + /// @since C++23 + + template + struct is_scoped_enum + : false_type + { }; + + template + requires __is_enum(_Tp) + && requires(remove_cv_t<_Tp> __t) { __t = __t; } // fails if incomplete + struct is_scoped_enum<_Tp> + : bool_constant + { }; + + /// @ingroup variable_templates + /// @since C++23 + template + inline constexpr bool is_scoped_enum_v = is_scoped_enum<_Tp>::value; + +#if __has_builtin(__reference_constructs_from_temporary) \ + && __has_builtin(__reference_converts_from_temporary) + +#define __cpp_lib_reference_from_temporary 202202L + + /// True if _Tp is a reference type, a _Up value can be bound to _Tp in + /// direct-initialization, and a temporary object would be bound to + /// the reference, false otherwise. + /// @since C++23 + template + struct reference_constructs_from_temporary + : public bool_constant<__reference_constructs_from_temporary(_Tp, _Up)> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}) + && std::__is_complete_or_unbounded(__type_identity<_Up>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// True if _Tp is a reference type, a _Up value can be bound to _Tp in + /// copy-initialization, and a temporary object would be bound to + /// the reference, false otherwise. + /// @since C++23 + template + struct reference_converts_from_temporary + : public bool_constant<__reference_converts_from_temporary(_Tp, _Up)> + { + static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}) + && std::__is_complete_or_unbounded(__type_identity<_Up>{}), + "template argument must be a complete class or an unbounded array"); + }; + + /// @ingroup variable_templates + /// @since C++23 + template + inline constexpr bool reference_constructs_from_temporary_v + = reference_constructs_from_temporary<_Tp, _Up>::value; + + /// @ingroup variable_templates + /// @since C++23 + template + inline constexpr bool reference_converts_from_temporary_v + = reference_converts_from_temporary<_Tp, _Up>::value; +#endif // __has_builtin for reference_from_temporary +#endif // C++23 + +#if _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED +#define __cpp_lib_is_constant_evaluated 201811L + + /// Returns true only when called during constant evaluation. + /// @since C++20 + constexpr inline bool + is_constant_evaluated() noexcept + { +#if __cpp_if_consteval >= 202106L + if consteval { return true; } else { return false; } +#else + return __builtin_is_constant_evaluated(); +#endif + } +#endif + + /// @cond undocumented + template + using __copy_cv = typename __match_cv_qualifiers<_From, _To>::__type; + + template + using __cond_res + = decltype(false ? declval<_Xp(&)()>()() : declval<_Yp(&)()>()()); + + template + struct __common_ref_impl + { }; + + // [meta.trans.other], COMMON-REF(A, B) + template + using __common_ref = typename __common_ref_impl<_Ap, _Bp>::type; + + // COND-RES(COPYCV(X, Y) &, COPYCV(Y, X) &) + template + using __condres_cvref + = __cond_res<__copy_cv<_Xp, _Yp>&, __copy_cv<_Yp, _Xp>&>; + + // If A and B are both lvalue reference types, ... + template + struct __common_ref_impl<_Xp&, _Yp&, __void_t<__condres_cvref<_Xp, _Yp>>> + : enable_if>, + __condres_cvref<_Xp, _Yp>> + { }; + + // let C be remove_reference_t&& + template + using __common_ref_C = remove_reference_t<__common_ref<_Xp&, _Yp&>>&&; + + // If A and B are both rvalue reference types, ... + template + struct __common_ref_impl<_Xp&&, _Yp&&, + _Require>, + is_convertible<_Yp&&, __common_ref_C<_Xp, _Yp>>>> + { using type = __common_ref_C<_Xp, _Yp>; }; + + // let D be COMMON-REF(const X&, Y&) + template + using __common_ref_D = __common_ref; + + // If A is an rvalue reference and B is an lvalue reference, ... + template + struct __common_ref_impl<_Xp&&, _Yp&, + _Require>>> + { using type = __common_ref_D<_Xp, _Yp>; }; + + // If A is an lvalue reference and B is an rvalue reference, ... + template + struct __common_ref_impl<_Xp&, _Yp&&> + : __common_ref_impl<_Yp&&, _Xp&> + { }; + /// @endcond + + template class _TQual, template class _UQual> + struct basic_common_reference + { }; + + /// @cond undocumented + template + struct __xref + { template using __type = __copy_cv<_Tp, _Up>; }; + + template + struct __xref<_Tp&> + { template using __type = __copy_cv<_Tp, _Up>&; }; + + template + struct __xref<_Tp&&> + { template using __type = __copy_cv<_Tp, _Up>&&; }; + + template + using __basic_common_ref + = typename basic_common_reference, + remove_cvref_t<_Tp2>, + __xref<_Tp1>::template __type, + __xref<_Tp2>::template __type>::type; + /// @endcond + + template + struct common_reference; + + template + using common_reference_t = typename common_reference<_Tp...>::type; + + // If sizeof...(T) is zero, there shall be no member type. + template<> + struct common_reference<> + { }; + + // If sizeof...(T) is one ... + template + struct common_reference<_Tp0> + { using type = _Tp0; }; + + /// @cond undocumented + template + struct __common_reference_impl + : __common_reference_impl<_Tp1, _Tp2, _Bullet + 1> + { }; + + // If sizeof...(T) is two ... + template + struct common_reference<_Tp1, _Tp2> + : __common_reference_impl<_Tp1, _Tp2> + { }; + + // If T1 and T2 are reference types and COMMON-REF(T1, T2) is well-formed, ... + template + struct __common_reference_impl<_Tp1&, _Tp2&, 1, + void_t<__common_ref<_Tp1&, _Tp2&>>> + { using type = __common_ref<_Tp1&, _Tp2&>; }; + + template + struct __common_reference_impl<_Tp1&&, _Tp2&&, 1, + void_t<__common_ref<_Tp1&&, _Tp2&&>>> + { using type = __common_ref<_Tp1&&, _Tp2&&>; }; + + template + struct __common_reference_impl<_Tp1&, _Tp2&&, 1, + void_t<__common_ref<_Tp1&, _Tp2&&>>> + { using type = __common_ref<_Tp1&, _Tp2&&>; }; + + template + struct __common_reference_impl<_Tp1&&, _Tp2&, 1, + void_t<__common_ref<_Tp1&&, _Tp2&>>> + { using type = __common_ref<_Tp1&&, _Tp2&>; }; + + // Otherwise, if basic_common_reference<...>::type is well-formed, ... + template + struct __common_reference_impl<_Tp1, _Tp2, 2, + void_t<__basic_common_ref<_Tp1, _Tp2>>> + { using type = __basic_common_ref<_Tp1, _Tp2>; }; + + // Otherwise, if COND-RES(T1, T2) is well-formed, ... + template + struct __common_reference_impl<_Tp1, _Tp2, 3, + void_t<__cond_res<_Tp1, _Tp2>>> + { using type = __cond_res<_Tp1, _Tp2>; }; + + // Otherwise, if common_type_t is well-formed, ... + template + struct __common_reference_impl<_Tp1, _Tp2, 4, + void_t>> + { using type = common_type_t<_Tp1, _Tp2>; }; + + // Otherwise, there shall be no member type. + template + struct __common_reference_impl<_Tp1, _Tp2, 5, void> + { }; + + // Otherwise, if sizeof...(T) is greater than two, ... + template + struct common_reference<_Tp1, _Tp2, _Rest...> + : __common_type_fold, + __common_type_pack<_Rest...>> + { }; + + // Reuse __common_type_fold for common_reference + template + struct __common_type_fold, + __common_type_pack<_Rest...>, + void_t>> + : public common_reference, _Rest...> + { }; + /// @endcond + +#endif // C++2a + + /// @} group metaprogramming + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace std + +#endif // C++11 + +#endif // _GLIBCXX_TYPE_TRAITS diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits.blob new file mode 100644 index 0000000..3b42af8 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@type_traits.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo new file mode 100644 index 0000000..4cce6cb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo @@ -0,0 +1,255 @@ +// RTTI support for -*- C++ -*- +// Copyright (C) 1994-2023 Free Software Foundation, Inc. +// +// This file is part of GCC. +// +// GCC is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3, or (at your option) +// any later version. +// +// GCC is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file typeinfo + * This is a Standard C++ Library header. + */ + +#ifndef _TYPEINFO +#define _TYPEINFO + +#pragma GCC system_header + +#include +#if __cplusplus >= 201103L +#include +#endif + +#pragma GCC visibility push(default) + +#if __cplusplus >= 202100L +# define __cpp_lib_constexpr_typeinfo 202106L +#endif + +extern "C++" { + +namespace __cxxabiv1 +{ + class __class_type_info; +} // namespace __cxxabiv1 + +// Determine whether typeinfo names for the same type are merged (in which +// case comparison can just compare pointers) or not (in which case strings +// must be compared), and whether comparison is to be implemented inline or +// not. We used to do inline pointer comparison by default if weak symbols +// are available, but even with weak symbols sometimes names are not merged +// when objects are loaded with RTLD_LOCAL, so now we always use strcmp by +// default. For ABI compatibility, we do the strcmp inline if weak symbols +// are available, and out-of-line if not. Out-of-line pointer comparison +// is used where the object files are to be portable to multiple systems, +// some of which may not be able to use pointer comparison, but the +// particular system for which libstdc++ is being built can use pointer +// comparison; in particular for most ARM EABI systems, where the ABI +// specifies out-of-line comparison. The compiler's target configuration +// can override the defaults by defining __GXX_TYPEINFO_EQUALITY_INLINE to +// 1 or 0 to indicate whether or not comparison is inline, and +// __GXX_MERGED_TYPEINFO_NAMES to 1 or 0 to indicate whether or not pointer +// comparison can be used. + +#ifndef __GXX_MERGED_TYPEINFO_NAMES +// By default, typeinfo names are not merged. +#define __GXX_MERGED_TYPEINFO_NAMES 0 +#endif + +// By default follow the old inline rules to avoid ABI changes. +#ifndef __GXX_TYPEINFO_EQUALITY_INLINE +# if !__GXX_WEAK__ +# define __GXX_TYPEINFO_EQUALITY_INLINE 0 +# else +# define __GXX_TYPEINFO_EQUALITY_INLINE 1 +# endif +#endif + +namespace std +{ + /** + * @brief Part of RTTI. + * + * The @c type_info class describes type information generated by + * an implementation. + */ + class type_info + { + public: + /** Destructor first. Being the first non-inline virtual function, this + * controls in which translation unit the vtable is emitted. The + * compiler makes use of that information to know where to emit + * the runtime-mandated type_info structures in the new-abi. */ + virtual ~type_info(); + + /** Returns an @e implementation-defined byte string; this is not + * portable between compilers! */ + const char* name() const _GLIBCXX_NOEXCEPT + { return __name[0] == '*' ? __name + 1 : __name; } + + /** Returns true if `*this` precedes `__arg` in the implementation's + * collation order. */ + bool before(const type_info& __arg) const _GLIBCXX_NOEXCEPT; + + _GLIBCXX23_CONSTEXPR + bool operator==(const type_info& __arg) const _GLIBCXX_NOEXCEPT; + +#if __cpp_impl_three_way_comparison < 201907L + bool operator!=(const type_info& __arg) const _GLIBCXX_NOEXCEPT + { return !operator==(__arg); } +#endif + +#if __cplusplus >= 201103L + size_t hash_code() const noexcept + { +# if !__GXX_MERGED_TYPEINFO_NAMES + return _Hash_bytes(name(), __builtin_strlen(name()), + static_cast(0xc70f6907UL)); +# else + return reinterpret_cast(__name); +# endif + } +#endif // C++11 + + // Return true if this is a pointer type of some kind + virtual bool __is_pointer_p() const; + + // Return true if this is a function type + virtual bool __is_function_p() const; + + // Try and catch a thrown type. Store an adjusted pointer to the + // caught type in THR_OBJ. If THR_TYPE is not a pointer type, then + // THR_OBJ points to the thrown object. If THR_TYPE is a pointer + // type, then THR_OBJ is the pointer itself. OUTER indicates the + // number of outer pointers, and whether they were const + // qualified. + virtual bool __do_catch(const type_info *__thr_type, void **__thr_obj, + unsigned __outer) const; + + // Internally used during catch matching + virtual bool __do_upcast(const __cxxabiv1::__class_type_info *__target, + void **__obj_ptr) const; + + protected: + const char *__name; + + explicit type_info(const char *__n): __name(__n) { } + + private: + // type_info objects cannot be copied. +#if __cplusplus >= 201103L + type_info& operator=(const type_info&) = delete; + type_info(const type_info&) = delete; +#else + type_info& operator=(const type_info&); + type_info(const type_info&); +#endif + +#if ! __GXX_TYPEINFO_EQUALITY_INLINE + bool __equal(const type_info&) const _GLIBCXX_NOEXCEPT; +#endif + }; + +#if __GXX_TYPEINFO_EQUALITY_INLINE + inline bool + type_info::before(const type_info& __arg) const _GLIBCXX_NOEXCEPT + { +#if !__GXX_MERGED_TYPEINFO_NAMES + // Even with the new abi, on systems that support dlopen + // we can run into cases where type_info names aren't merged, + // so we still need to do string comparison. + if (__name[0] != '*' || __arg.__name[0] != '*') + return __builtin_strcmp (__name, __arg.__name) < 0; +#else + // On some targets we can rely on type_info's NTBS being unique, + // and therefore address comparisons are sufficient. +#endif + + // In old abi, or when weak symbols are not supported, there can + // be multiple instances of a type_info object for one + // type. Uniqueness must use the __name value, not object address. + return __name < __arg.__name; + } +#endif + +#if __GXX_TYPEINFO_EQUALITY_INLINE || __cplusplus > 202002L + _GLIBCXX23_CONSTEXPR inline bool + type_info::operator==(const type_info& __arg) const _GLIBCXX_NOEXCEPT + { + if (std::__is_constant_evaluated()) + return this == &__arg; + + if (__name == __arg.__name) + return true; + +#if !__GXX_TYPEINFO_EQUALITY_INLINE + // ABI requires comparisons to be non-inline. + return __equal(__arg); +#elif !__GXX_MERGED_TYPEINFO_NAMES + // Need to do string comparison. + return __name[0] != '*' && __builtin_strcmp (__name, __arg.name()) == 0; +#else + return false; +#endif + } +# endif + + + /** + * @brief Thrown during incorrect typecasting. + * @ingroup exceptions + * + * If you attempt an invalid @c dynamic_cast expression, an instance of + * this class (or something derived from this class) is thrown. */ + class bad_cast : public exception + { + public: + bad_cast() _GLIBCXX_USE_NOEXCEPT { } + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 + virtual ~bad_cast() _GLIBCXX_USE_NOEXCEPT; + + // See comment in eh_exception.cc. + virtual const char* what() const _GLIBCXX_USE_NOEXCEPT; + }; + + /** + * @brief Thrown when a NULL pointer in a @c typeid expression is used. + * @ingroup exceptions + */ + class bad_typeid : public exception + { + public: + bad_typeid () _GLIBCXX_USE_NOEXCEPT { } + + // This declaration is not useless: + // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 + virtual ~bad_typeid() _GLIBCXX_USE_NOEXCEPT; + + // See comment in eh_exception.cc. + virtual const char* what() const _GLIBCXX_USE_NOEXCEPT; + }; +} // namespace std + +} // extern "C++" + +#pragma GCC visibility pop + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo.blob new file mode 100644 index 0000000..a0d204a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@typeinfo.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h new file mode 100644 index 0000000..301b992 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h @@ -0,0 +1,40 @@ +// Low-level type for atomic operations -*- C++ -*- + +// Copyright (C) 2004-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file atomic_word.h + * This file is a GNU extension to the Standard C++ Library. + */ + +#ifndef _GLIBCXX_ATOMIC_WORD_H +#define _GLIBCXX_ATOMIC_WORD_H 1 + +typedef int _Atomic_word; + + +// This is a memory order acquire fence. +#define _GLIBCXX_READ_MEM_BARRIER __atomic_thread_fence (__ATOMIC_ACQUIRE) +// This is a memory order release fence. +#define _GLIBCXX_WRITE_MEM_BARRIER __atomic_thread_fence (__ATOMIC_RELEASE) + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h.blob new file mode 100644 index 0000000..ffc80a0 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@atomic_word.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h new file mode 100644 index 0000000..f72fe6b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h @@ -0,0 +1,64 @@ +// Base to std::allocator -*- C++ -*- + +// Copyright (C) 2004-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/c++allocator.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{memory} + */ + +#ifndef _GLIBCXX_CXX_ALLOCATOR_H +#define _GLIBCXX_CXX_ALLOCATOR_H 1 + +#include + +#if __cplusplus >= 201103L +namespace std +{ + /** + * @brief An alias to the base class for std::allocator. + * + * Used to set the std::allocator base class to std::__new_allocator. + * + * @ingroup allocators + * @tparam _Tp Type of allocated object. + */ + template + using __allocator_base = __new_allocator<_Tp>; +} +#else +// Define __new_allocator as the base class to std::allocator. +# define __allocator_base __new_allocator +#endif + +#ifndef _GLIBCXX_SANITIZE_STD_ALLOCATOR +# if defined(__SANITIZE_ADDRESS__) +# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1 +# elif defined __has_feature +# if __has_feature(address_sanitizer) +# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1 +# endif +# endif +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h.blob new file mode 100644 index 0000000..2ff59a5 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++allocator.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h new file mode 100644 index 0000000..d467a47 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h @@ -0,0 +1,2270 @@ +// Predefined symbols and macros -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/c++config.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{version} + */ + +#ifndef _GLIBCXX_CXX_CONFIG_H +#define _GLIBCXX_CXX_CONFIG_H 1 + +// The major release number for the GCC release the C++ library belongs to. +#define _GLIBCXX_RELEASE 13 + +// The datestamp of the C++ library in compressed ISO date format. +#define __GLIBCXX__ 20230429 + +// Macros for various attributes. +// _GLIBCXX_PURE +// _GLIBCXX_CONST +// _GLIBCXX_NORETURN +// _GLIBCXX_NOTHROW +// _GLIBCXX_VISIBILITY +#ifndef _GLIBCXX_PURE +# define _GLIBCXX_PURE __attribute__ ((__pure__)) +#endif + +#ifndef _GLIBCXX_CONST +# define _GLIBCXX_CONST __attribute__ ((__const__)) +#endif + +#ifndef _GLIBCXX_NORETURN +# define _GLIBCXX_NORETURN __attribute__ ((__noreturn__)) +#endif + +// See below for C++ +#ifndef _GLIBCXX_NOTHROW +# ifndef __cplusplus +# define _GLIBCXX_NOTHROW __attribute__((__nothrow__)) +# endif +#endif + +// Macros for visibility attributes. +// _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY +// _GLIBCXX_VISIBILITY +# define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY 1 + +#if _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY +# define _GLIBCXX_VISIBILITY(V) __attribute__ ((__visibility__ (#V))) +#else +// If this is not supplied by the OS-specific or CPU-specific +// headers included below, it will be defined to an empty default. +# define _GLIBCXX_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY(V) +#endif + +// Macros for deprecated attributes. +// _GLIBCXX_USE_DEPRECATED +// _GLIBCXX_DEPRECATED +// _GLIBCXX_DEPRECATED_SUGGEST( string-literal ) +// _GLIBCXX11_DEPRECATED +// _GLIBCXX11_DEPRECATED_SUGGEST( string-literal ) +// _GLIBCXX14_DEPRECATED +// _GLIBCXX14_DEPRECATED_SUGGEST( string-literal ) +// _GLIBCXX17_DEPRECATED +// _GLIBCXX17_DEPRECATED_SUGGEST( string-literal ) +// _GLIBCXX20_DEPRECATED +// _GLIBCXX20_DEPRECATED_SUGGEST( string-literal ) +// _GLIBCXX23_DEPRECATED +// _GLIBCXX23_DEPRECATED_SUGGEST( string-literal ) +#ifndef _GLIBCXX_USE_DEPRECATED +# define _GLIBCXX_USE_DEPRECATED 1 +#endif + +#if defined(__DEPRECATED) +# define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__)) +# define _GLIBCXX_DEPRECATED_SUGGEST(ALT) \ + __attribute__ ((__deprecated__ ("use '" ALT "' instead"))) +#else +# define _GLIBCXX_DEPRECATED +# define _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#endif + +#if defined(__DEPRECATED) && (__cplusplus >= 201103L) +# define _GLIBCXX11_DEPRECATED _GLIBCXX_DEPRECATED +# define _GLIBCXX11_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#else +# define _GLIBCXX11_DEPRECATED +# define _GLIBCXX11_DEPRECATED_SUGGEST(ALT) +#endif + +#if defined(__DEPRECATED) && (__cplusplus >= 201402L) +# define _GLIBCXX14_DEPRECATED _GLIBCXX_DEPRECATED +# define _GLIBCXX14_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#else +# define _GLIBCXX14_DEPRECATED +# define _GLIBCXX14_DEPRECATED_SUGGEST(ALT) +#endif + +#if defined(__DEPRECATED) && (__cplusplus >= 201703L) +# define _GLIBCXX17_DEPRECATED [[__deprecated__]] +# define _GLIBCXX17_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#else +# define _GLIBCXX17_DEPRECATED +# define _GLIBCXX17_DEPRECATED_SUGGEST(ALT) +#endif + +#if defined(__DEPRECATED) && (__cplusplus >= 202002L) +# define _GLIBCXX20_DEPRECATED [[__deprecated__]] +# define _GLIBCXX20_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#else +# define _GLIBCXX20_DEPRECATED +# define _GLIBCXX20_DEPRECATED_SUGGEST(ALT) +#endif + +#if defined(__DEPRECATED) && (__cplusplus >= 202100L) +# define _GLIBCXX23_DEPRECATED [[__deprecated__]] +# define _GLIBCXX23_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT) +#else +# define _GLIBCXX23_DEPRECATED +# define _GLIBCXX23_DEPRECATED_SUGGEST(ALT) +#endif + +// Macros for ABI tag attributes. +#ifndef _GLIBCXX_ABI_TAG_CXX11 +# define _GLIBCXX_ABI_TAG_CXX11 __attribute ((__abi_tag__ ("cxx11"))) +#endif + +// Macro to warn about unused results. +#if __cplusplus >= 201703L +# define _GLIBCXX_NODISCARD [[__nodiscard__]] +#else +# define _GLIBCXX_NODISCARD +#endif + + + +#if __cplusplus + +// Macro for constexpr, to support in mixed 03/0x mode. +#ifndef _GLIBCXX_CONSTEXPR +# if __cplusplus >= 201103L +# define _GLIBCXX_CONSTEXPR constexpr +# define _GLIBCXX_USE_CONSTEXPR constexpr +# else +# define _GLIBCXX_CONSTEXPR +# define _GLIBCXX_USE_CONSTEXPR const +# endif +#endif + +#ifndef _GLIBCXX14_CONSTEXPR +# if __cplusplus >= 201402L +# define _GLIBCXX14_CONSTEXPR constexpr +# else +# define _GLIBCXX14_CONSTEXPR +# endif +#endif + +#ifndef _GLIBCXX17_CONSTEXPR +# if __cplusplus >= 201703L +# define _GLIBCXX17_CONSTEXPR constexpr +# else +# define _GLIBCXX17_CONSTEXPR +# endif +#endif + +#ifndef _GLIBCXX20_CONSTEXPR +# if __cplusplus >= 202002L +# define _GLIBCXX20_CONSTEXPR constexpr +# else +# define _GLIBCXX20_CONSTEXPR +# endif +#endif + +#ifndef _GLIBCXX23_CONSTEXPR +# if __cplusplus >= 202100L +# define _GLIBCXX23_CONSTEXPR constexpr +# else +# define _GLIBCXX23_CONSTEXPR +# endif +#endif + +#ifndef _GLIBCXX17_INLINE +# if __cplusplus >= 201703L +# define _GLIBCXX17_INLINE inline +# else +# define _GLIBCXX17_INLINE +# endif +#endif + +// Macro for noexcept, to support in mixed 03/0x mode. +#ifndef _GLIBCXX_NOEXCEPT +# if __cplusplus >= 201103L +# define _GLIBCXX_NOEXCEPT noexcept +# define _GLIBCXX_NOEXCEPT_IF(...) noexcept(__VA_ARGS__) +# define _GLIBCXX_USE_NOEXCEPT noexcept +# define _GLIBCXX_THROW(_EXC) +# else +# define _GLIBCXX_NOEXCEPT +# define _GLIBCXX_NOEXCEPT_IF(...) +# define _GLIBCXX_USE_NOEXCEPT throw() +# define _GLIBCXX_THROW(_EXC) throw(_EXC) +# endif +#endif + +#ifndef _GLIBCXX_NOTHROW +# define _GLIBCXX_NOTHROW _GLIBCXX_USE_NOEXCEPT +#endif + +#ifndef _GLIBCXX_THROW_OR_ABORT +# if __cpp_exceptions +# define _GLIBCXX_THROW_OR_ABORT(_EXC) (throw (_EXC)) +# else +# define _GLIBCXX_THROW_OR_ABORT(_EXC) (__builtin_abort()) +# endif +#endif + +#if __cpp_noexcept_function_type +#define _GLIBCXX_NOEXCEPT_PARM , bool _NE +#define _GLIBCXX_NOEXCEPT_QUAL noexcept (_NE) +#else +#define _GLIBCXX_NOEXCEPT_PARM +#define _GLIBCXX_NOEXCEPT_QUAL +#endif + +// Macro for extern template, ie controlling template linkage via use +// of extern keyword on template declaration. As documented in the g++ +// manual, it inhibits all implicit instantiations and is used +// throughout the library to avoid multiple weak definitions for +// required types that are already explicitly instantiated in the +// library binary. This substantially reduces the binary size of +// resulting executables. +// Special case: _GLIBCXX_EXTERN_TEMPLATE == -1 disallows extern +// templates only in basic_string, thus activating its debug-mode +// checks even at -O0. +# define _GLIBCXX_EXTERN_TEMPLATE 1 + +/* + Outline of libstdc++ namespaces. + + namespace std + { + namespace __debug { } + namespace __parallel { } + namespace __cxx1998 { } + + namespace __detail { + namespace __variant { } // C++17 + } + + namespace rel_ops { } + + namespace tr1 + { + namespace placeholders { } + namespace regex_constants { } + namespace __detail { } + } + + namespace tr2 { } + + namespace decimal { } + + namespace chrono { } // C++11 + namespace placeholders { } // C++11 + namespace regex_constants { } // C++11 + namespace this_thread { } // C++11 + inline namespace literals { // C++14 + inline namespace chrono_literals { } // C++14 + inline namespace complex_literals { } // C++14 + inline namespace string_literals { } // C++14 + inline namespace string_view_literals { } // C++17 + } + } + + namespace abi { } + + namespace __gnu_cxx + { + namespace __detail { } + } + + For full details see: + http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/namespaces.html +*/ +namespace std +{ + typedef __SIZE_TYPE__ size_t; + typedef __PTRDIFF_TYPE__ ptrdiff_t; + +#if __cplusplus >= 201103L + typedef decltype(nullptr) nullptr_t; +#endif + +#pragma GCC visibility push(default) + // This allows the library to terminate without including all of + // and without making the declaration of std::terminate visible to users. + extern "C++" __attribute__ ((__noreturn__, __always_inline__)) + inline void __terminate() _GLIBCXX_USE_NOEXCEPT + { + void terminate() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__noreturn__)); + terminate(); + } +#pragma GCC visibility pop +} + +# define _GLIBCXX_USE_DUAL_ABI 1 + +#if ! _GLIBCXX_USE_DUAL_ABI +// Ignore any pre-defined value of _GLIBCXX_USE_CXX11_ABI +# undef _GLIBCXX_USE_CXX11_ABI +#endif + +#ifndef _GLIBCXX_USE_CXX11_ABI +# define _GLIBCXX_USE_CXX11_ABI 1 +#endif + +#if _GLIBCXX_USE_CXX11_ABI +namespace std +{ + inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { } +} +namespace __gnu_cxx +{ + inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { } +} +# define _GLIBCXX_NAMESPACE_CXX11 __cxx11:: +# define _GLIBCXX_BEGIN_NAMESPACE_CXX11 namespace __cxx11 { +# define _GLIBCXX_END_NAMESPACE_CXX11 } +# define _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_ABI_TAG_CXX11 +#else +# define _GLIBCXX_NAMESPACE_CXX11 +# define _GLIBCXX_BEGIN_NAMESPACE_CXX11 +# define _GLIBCXX_END_NAMESPACE_CXX11 +# define _GLIBCXX_DEFAULT_ABI_TAG +#endif + +// Non-zero if inline namespaces are used for versioning the entire library. +# define _GLIBCXX_INLINE_VERSION 0 + +#if _GLIBCXX_INLINE_VERSION +// Inline namespace for symbol versioning of (nearly) everything in std. +# define _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace __8 { +# define _GLIBCXX_END_NAMESPACE_VERSION } +// Unused when everything in std is versioned anyway. +# define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X) +# define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X) + +namespace std +{ +inline _GLIBCXX_BEGIN_NAMESPACE_VERSION +#if __cplusplus >= 201402L + inline namespace literals { + inline namespace chrono_literals { } + inline namespace complex_literals { } + inline namespace string_literals { } +#if __cplusplus > 201402L + inline namespace string_view_literals { } +#endif // C++17 + } +#endif // C++14 +_GLIBCXX_END_NAMESPACE_VERSION +} + +namespace __gnu_cxx +{ +inline _GLIBCXX_BEGIN_NAMESPACE_VERSION +_GLIBCXX_END_NAMESPACE_VERSION +} + +#else +// Unused. +# define _GLIBCXX_BEGIN_NAMESPACE_VERSION +# define _GLIBCXX_END_NAMESPACE_VERSION +// Used to version individual components, e.g. std::_V2::error_category. +# define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X) inline namespace X { +# define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X) } // inline namespace X +#endif + +// In the case that we don't have a hosted environment, we can't provide the +// debugging mode. Instead, we do our best and downgrade to assertions. +#if defined(_GLIBCXX_DEBUG) && !__STDC_HOSTED__ +#undef _GLIBCXX_DEBUG +#define _GLIBCXX_ASSERTIONS 1 +#endif + +// Inline namespaces for special modes: debug, parallel. +#if defined(_GLIBCXX_DEBUG) || defined(_GLIBCXX_PARALLEL) +namespace std +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + // Non-inline namespace for components replaced by alternates in active mode. + namespace __cxx1998 + { +# if _GLIBCXX_USE_CXX11_ABI + inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { } +# endif + } + +_GLIBCXX_END_NAMESPACE_VERSION + + // Inline namespace for debug mode. +# ifdef _GLIBCXX_DEBUG + inline namespace __debug { } +# endif + + // Inline namespaces for parallel mode. +# ifdef _GLIBCXX_PARALLEL + inline namespace __parallel { } +# endif +} + +// Check for invalid usage and unsupported mixed-mode use. +# if defined(_GLIBCXX_DEBUG) && defined(_GLIBCXX_PARALLEL) +# error illegal use of multiple inlined namespaces +# endif + +// Check for invalid use due to lack for weak symbols. +# if __NO_INLINE__ && !__GXX_WEAK__ +# warning currently using inlined namespace mode which may fail \ + without inlining due to lack of weak symbols +# endif +#endif + +// Macros for namespace scope. Either namespace std:: or the name +// of some nested namespace within it corresponding to the active mode. +// _GLIBCXX_STD_A +// _GLIBCXX_STD_C +// +// Macros for opening/closing conditional namespaces. +// _GLIBCXX_BEGIN_NAMESPACE_ALGO +// _GLIBCXX_END_NAMESPACE_ALGO +// _GLIBCXX_BEGIN_NAMESPACE_CONTAINER +// _GLIBCXX_END_NAMESPACE_CONTAINER +#if defined(_GLIBCXX_DEBUG) +# define _GLIBCXX_STD_C __cxx1998 +# define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER \ + namespace _GLIBCXX_STD_C { +# define _GLIBCXX_END_NAMESPACE_CONTAINER } +#else +# define _GLIBCXX_STD_C std +# define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER +# define _GLIBCXX_END_NAMESPACE_CONTAINER +#endif + +#ifdef _GLIBCXX_PARALLEL +# define _GLIBCXX_STD_A __cxx1998 +# define _GLIBCXX_BEGIN_NAMESPACE_ALGO \ + namespace _GLIBCXX_STD_A { +# define _GLIBCXX_END_NAMESPACE_ALGO } +#else +# define _GLIBCXX_STD_A std +# define _GLIBCXX_BEGIN_NAMESPACE_ALGO +# define _GLIBCXX_END_NAMESPACE_ALGO +#endif + +// GLIBCXX_ABI Deprecated +// Define if compatibility should be provided for -mlong-double-64. +#undef _GLIBCXX_LONG_DOUBLE_COMPAT + +// Define if compatibility should be provided for alternative 128-bit long +// double formats. Not possible for Clang until __ibm128 is supported. +#ifndef __clang__ +#undef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT +#endif + +// Inline namespaces for long double 128 modes. +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ +namespace std +{ + // Namespaces for 128-bit IEEE long double format on 64-bit POWER LE. + inline namespace __gnu_cxx_ieee128 { } + inline namespace __gnu_cxx11_ieee128 { } +} +# define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ieee128:: +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ieee128 { +# define _GLIBCXX_END_NAMESPACE_LDBL } +# define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 __gnu_cxx11_ieee128:: +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 namespace __gnu_cxx11_ieee128 { +# define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 } + +#else // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128 + +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ +namespace std +{ + inline namespace __gnu_cxx_ldbl128 { } +} +# define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ldbl128:: +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ldbl128 { +# define _GLIBCXX_END_NAMESPACE_LDBL } +#else +# define _GLIBCXX_NAMESPACE_LDBL +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL +# define _GLIBCXX_END_NAMESPACE_LDBL +#endif + +#if _GLIBCXX_USE_CXX11_ABI +# define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_CXX11 +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_CXX11 +# define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_CXX11 +#else +# define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_LDBL +# define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_LDBL +# define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_LDBL +#endif + +#endif // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128 + +namespace std +{ +#pragma GCC visibility push(default) + // Internal version of std::is_constant_evaluated(). + // This can be used without checking if the compiler supports the feature. + // The macro _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED can be used to check if + // the compiler support is present to make this function work as expected. + _GLIBCXX_CONSTEXPR inline bool + __is_constant_evaluated() _GLIBCXX_NOEXCEPT + { +#if __cpp_if_consteval >= 202106L +# define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1 + if consteval { return true; } else { return false; } +#elif __cplusplus >= 201103L && __has_builtin(__builtin_is_constant_evaluated) +# define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1 + return __builtin_is_constant_evaluated(); +#else + return false; +#endif + } +#pragma GCC visibility pop +} + +// Debug Mode implies checking assertions. +#if defined(_GLIBCXX_DEBUG) && !defined(_GLIBCXX_ASSERTIONS) +# define _GLIBCXX_ASSERTIONS 1 +#endif + +// Disable std::string explicit instantiation declarations in order to assert. +#ifdef _GLIBCXX_ASSERTIONS +# undef _GLIBCXX_EXTERN_TEMPLATE +# define _GLIBCXX_EXTERN_TEMPLATE -1 +#endif + + +#if _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED +# define __glibcxx_constexpr_assert(cond) \ + if (std::__is_constant_evaluated() && !bool(cond)) \ + __builtin_unreachable() /* precondition violation detected! */ +#else +# define __glibcxx_constexpr_assert(unevaluated) +#endif + +#define _GLIBCXX_VERBOSE_ASSERT 1 + +// Assert. +#if defined(_GLIBCXX_ASSERTIONS) \ + || defined(_GLIBCXX_PARALLEL) || defined(_GLIBCXX_PARALLEL_ASSERTIONS) +# ifdef _GLIBCXX_VERBOSE_ASSERT +namespace std +{ +#pragma GCC visibility push(default) + // Avoid the use of assert, because we're trying to keep the + // include out of the mix. + extern "C++" _GLIBCXX_NORETURN + void + __glibcxx_assert_fail(const char* __file, int __line, + const char* __function, const char* __condition) + _GLIBCXX_NOEXCEPT; +#pragma GCC visibility pop +} +#define __glibcxx_assert_impl(_Condition) \ + if (__builtin_expect(!bool(_Condition), false)) \ + { \ + __glibcxx_constexpr_assert(false); \ + std::__glibcxx_assert_fail(__FILE__, __LINE__, __PRETTY_FUNCTION__, \ + #_Condition); \ + } +# else // ! VERBOSE_ASSERT +# define __glibcxx_assert_impl(_Condition) \ + if (__builtin_expect(!bool(_Condition), false)) \ + { \ + __glibcxx_constexpr_assert(false); \ + __builtin_abort(); \ + } +# endif +#endif + +#if defined(_GLIBCXX_ASSERTIONS) +# define __glibcxx_assert(cond) \ + do { __glibcxx_assert_impl(cond); } while (false) +#else +# define __glibcxx_assert(cond) \ + do { __glibcxx_constexpr_assert(cond); } while (false) +#endif + +// Macro indicating that TSAN is in use. +#if __SANITIZE_THREAD__ +# define _GLIBCXX_TSAN 1 +#elif defined __has_feature +# if __has_feature(thread_sanitizer) +# define _GLIBCXX_TSAN 1 +# endif +#endif + +// Macros for race detectors. +// _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) and +// _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) should be used to explain +// atomic (lock-free) synchronization to race detectors: +// the race detector will infer a happens-before arc from the former to the +// latter when they share the same argument pointer. +// +// The most frequent use case for these macros (and the only case in the +// current implementation of the library) is atomic reference counting: +// void _M_remove_reference() +// { +// _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&this->_M_refcount); +// if (__gnu_cxx::__exchange_and_add_dispatch(&this->_M_refcount, -1) <= 0) +// { +// _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&this->_M_refcount); +// _M_destroy(__a); +// } +// } +// The annotations in this example tell the race detector that all memory +// accesses occurred when the refcount was positive do not race with +// memory accesses which occurred after the refcount became zero. +#ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE +# define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) +#endif +#ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER +# define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) +#endif + +// Macros for C linkage: define extern "C" linkage only when using C++. +# define _GLIBCXX_BEGIN_EXTERN_C extern "C" { +# define _GLIBCXX_END_EXTERN_C } + +# define _GLIBCXX_USE_ALLOCATOR_NEW 1 + +#ifdef __SIZEOF_INT128__ +#if ! defined __GLIBCXX_TYPE_INT_N_0 && ! defined __STRICT_ANSI__ +// If __int128 is supported, we expect __GLIBCXX_TYPE_INT_N_0 to be defined +// unless the compiler is in strict mode. If it's not defined and the strict +// macro is not defined, something is wrong. +#warning "__STRICT_ANSI__ seems to have been undefined; this is not supported" +#endif +#endif + +#else // !__cplusplus +# define _GLIBCXX_BEGIN_EXTERN_C +# define _GLIBCXX_END_EXTERN_C +#endif + + +// First includes. + +// Pick up any OS-specific definitions. +#include + +// Pick up any CPU-specific definitions. +#include + +// If platform uses neither visibility nor psuedo-visibility, +// specify empty default for namespace annotation macros. +#ifndef _GLIBCXX_PSEUDO_VISIBILITY +# define _GLIBCXX_PSEUDO_VISIBILITY(V) +#endif + +// Certain function definitions that are meant to be overridable from +// user code are decorated with this macro. For some targets, this +// macro causes these definitions to be weak. +#ifndef _GLIBCXX_WEAK_DEFINITION +# define _GLIBCXX_WEAK_DEFINITION +#endif + +// By default, we assume that __GXX_WEAK__ also means that there is support +// for declaring functions as weak while not defining such functions. This +// allows for referring to functions provided by other libraries (e.g., +// libitm) without depending on them if the respective features are not used. +#ifndef _GLIBCXX_USE_WEAK_REF +# define _GLIBCXX_USE_WEAK_REF __GXX_WEAK__ +#endif + +// Conditionally enable annotations for the Transactional Memory TS on C++11. +// Most of the following conditions are due to limitations in the current +// implementation. +#if __cplusplus >= 201103L && _GLIBCXX_USE_CXX11_ABI \ + && _GLIBCXX_USE_DUAL_ABI && __cpp_transactional_memory >= 201500L \ + && !_GLIBCXX_FULLY_DYNAMIC_STRING && _GLIBCXX_USE_WEAK_REF \ + && _GLIBCXX_USE_ALLOCATOR_NEW +#define _GLIBCXX_TXN_SAFE transaction_safe +#define _GLIBCXX_TXN_SAFE_DYN transaction_safe_dynamic +#else +#define _GLIBCXX_TXN_SAFE +#define _GLIBCXX_TXN_SAFE_DYN +#endif + +#if __cplusplus > 201402L +// In C++17 mathematical special functions are in namespace std. +# define _GLIBCXX_USE_STD_SPEC_FUNCS 1 +#elif __cplusplus >= 201103L && __STDCPP_WANT_MATH_SPEC_FUNCS__ != 0 +// For C++11 and C++14 they are in namespace std when requested. +# define _GLIBCXX_USE_STD_SPEC_FUNCS 1 +#endif + +// The remainder of the prewritten config is automatic; all the +// user hooks are listed above. + +// Create a boolean flag to be used to determine if --fast-math is set. +#ifdef __FAST_MATH__ +# define _GLIBCXX_FAST_MATH 1 +#else +# define _GLIBCXX_FAST_MATH 0 +#endif + +// This marks string literals in header files to be extracted for eventual +// translation. It is primarily used for messages in thrown exceptions; see +// src/functexcept.cc. We use __N because the more traditional _N is used +// for something else under certain OSes (see BADNAMES). +#define __N(msgid) (msgid) + +// For example, is known to #define min and max as macros... +#undef min +#undef max + +// N.B. these _GLIBCXX_USE_C99_XXX macros are defined unconditionally +// so they should be tested with #if not with #ifdef. +#if __cplusplus >= 201103L +# ifndef _GLIBCXX_USE_C99_MATH +# define _GLIBCXX_USE_C99_MATH _GLIBCXX11_USE_C99_MATH +# endif +# ifndef _GLIBCXX_USE_C99_COMPLEX +# define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX11_USE_C99_COMPLEX +# endif +# ifndef _GLIBCXX_USE_C99_STDIO +# define _GLIBCXX_USE_C99_STDIO _GLIBCXX11_USE_C99_STDIO +# endif +# ifndef _GLIBCXX_USE_C99_STDLIB +# define _GLIBCXX_USE_C99_STDLIB _GLIBCXX11_USE_C99_STDLIB +# endif +# ifndef _GLIBCXX_USE_C99_WCHAR +# define _GLIBCXX_USE_C99_WCHAR _GLIBCXX11_USE_C99_WCHAR +# endif +#else +# ifndef _GLIBCXX_USE_C99_MATH +# define _GLIBCXX_USE_C99_MATH _GLIBCXX98_USE_C99_MATH +# endif +# ifndef _GLIBCXX_USE_C99_COMPLEX +# define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX98_USE_C99_COMPLEX +# endif +# ifndef _GLIBCXX_USE_C99_STDIO +# define _GLIBCXX_USE_C99_STDIO _GLIBCXX98_USE_C99_STDIO +# endif +# ifndef _GLIBCXX_USE_C99_STDLIB +# define _GLIBCXX_USE_C99_STDLIB _GLIBCXX98_USE_C99_STDLIB +# endif +# ifndef _GLIBCXX_USE_C99_WCHAR +# define _GLIBCXX_USE_C99_WCHAR _GLIBCXX98_USE_C99_WCHAR +# endif +#endif + +// Unless explicitly specified, enable char8_t extensions only if the core +// language char8_t feature macro is defined. +#ifndef _GLIBCXX_USE_CHAR8_T +# ifdef __cpp_char8_t +# define _GLIBCXX_USE_CHAR8_T 1 +# endif +#endif +#ifdef _GLIBCXX_USE_CHAR8_T +# define __cpp_lib_char8_t 201907L +#endif + +/* Define if __float128 is supported on this host. */ +#if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) +/* For powerpc64 don't use __float128 when it's the same type as long double. */ +# if !(defined(_GLIBCXX_LONG_DOUBLE_ALT128_COMPAT) && defined(__LONG_DOUBLE_IEEE128__)) +# define _GLIBCXX_USE_FLOAT128 1 +# endif +#endif + +// Define if float has the IEEE binary32 format. +#if __FLT_MANT_DIG__ == 24 \ + && __FLT_MIN_EXP__ == -125 \ + && __FLT_MAX_EXP__ == 128 +# define _GLIBCXX_FLOAT_IS_IEEE_BINARY32 1 +#endif + +// Define if double has the IEEE binary64 format. +#if __DBL_MANT_DIG__ == 53 \ + && __DBL_MIN_EXP__ == -1021 \ + && __DBL_MAX_EXP__ == 1024 +# define _GLIBCXX_DOUBLE_IS_IEEE_BINARY64 1 +#endif + +// Define if long double has the IEEE binary128 format. +#if __LDBL_MANT_DIG__ == 113 \ + && __LDBL_MIN_EXP__ == -16381 \ + && __LDBL_MAX_EXP__ == 16384 +# define _GLIBCXX_LDOUBLE_IS_IEEE_BINARY128 1 +#endif + +#ifdef __STDCPP_BFLOAT16_T__ +namespace __gnu_cxx +{ + using __bfloat16_t = decltype(0.0bf16); +} +#endif + +#ifdef __has_builtin +# ifdef __is_identifier +// Intel and older Clang require !__is_identifier for some built-ins: +# define _GLIBCXX_HAS_BUILTIN(B) __has_builtin(B) || ! __is_identifier(B) +# else +# define _GLIBCXX_HAS_BUILTIN(B) __has_builtin(B) +# endif +#endif + +#if _GLIBCXX_HAS_BUILTIN(__has_unique_object_representations) +# define _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP 1 +#endif + +#if _GLIBCXX_HAS_BUILTIN(__is_aggregate) +# define _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE 1 +#endif + +#if _GLIBCXX_HAS_BUILTIN(__is_same) +# define _GLIBCXX_HAVE_BUILTIN_IS_SAME 1 +#endif + +#if _GLIBCXX_HAS_BUILTIN(__builtin_launder) +# define _GLIBCXX_HAVE_BUILTIN_LAUNDER 1 +#endif + +#undef _GLIBCXX_HAS_BUILTIN + +// Mark code that should be ignored by the compiler, but seen by Doxygen. +#define _GLIBCXX_DOXYGEN_ONLY(X) + +// PSTL configuration + +#if __cplusplus >= 201703L +// This header is not installed for freestanding: +#if __has_include() +// Preserved here so we have some idea which version of upstream we've pulled in +// #define PSTL_VERSION 9000 + +// For now this defaults to being based on the presence of Thread Building Blocks +# ifndef _GLIBCXX_USE_TBB_PAR_BACKEND +# define _GLIBCXX_USE_TBB_PAR_BACKEND __has_include() +# endif +// This section will need some rework when a new (default) backend type is added +# if _GLIBCXX_USE_TBB_PAR_BACKEND +# define _PSTL_PAR_BACKEND_TBB +# else +# define _PSTL_PAR_BACKEND_SERIAL +# endif + +# define _PSTL_ASSERT(_Condition) __glibcxx_assert(_Condition) +# define _PSTL_ASSERT_MSG(_Condition, _Message) __glibcxx_assert(_Condition) + +#include +#endif // __has_include +#endif // C++17 + +// End of prewritten config; the settings discovered at configure time follow. +/* config.h. Generated from config.h.in by configure. */ +/* config.h.in. Generated from configure.ac by autoheader. */ + +/* Define to 1 if you have the `acosf' function. */ +#define _GLIBCXX_HAVE_ACOSF 1 + +/* Define to 1 if you have the `acosl' function. */ +#define _GLIBCXX_HAVE_ACOSL 1 + +/* Define to 1 if you have the `aligned_alloc' function. */ +#define _GLIBCXX_HAVE_ALIGNED_ALLOC 1 + +/* Define if arc4random is available in . */ +#define _GLIBCXX_HAVE_ARC4RANDOM 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_ARPA_INET_H 1 + +/* Define to 1 if you have the `asinf' function. */ +#define _GLIBCXX_HAVE_ASINF 1 + +/* Define to 1 if you have the `asinl' function. */ +#define _GLIBCXX_HAVE_ASINL 1 + +/* Define to 1 if the target assembler supports .symver directive. */ +#define _GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE 1 + +/* Define to 1 if you have the `atan2f' function. */ +#define _GLIBCXX_HAVE_ATAN2F 1 + +/* Define to 1 if you have the `atan2l' function. */ +#define _GLIBCXX_HAVE_ATAN2L 1 + +/* Define to 1 if you have the `atanf' function. */ +#define _GLIBCXX_HAVE_ATANF 1 + +/* Define to 1 if you have the `atanl' function. */ +#define _GLIBCXX_HAVE_ATANL 1 + +/* Defined if shared_ptr reference counting should use atomic operations. */ +#define _GLIBCXX_HAVE_ATOMIC_LOCK_POLICY 1 + +/* Define to 1 if you have the `at_quick_exit' function. */ +#define _GLIBCXX_HAVE_AT_QUICK_EXIT 1 + +/* Define to 1 if the target assembler supports thread-local storage. */ +/* #undef _GLIBCXX_HAVE_CC_TLS */ + +/* Define to 1 if you have the `ceilf' function. */ +#define _GLIBCXX_HAVE_CEILF 1 + +/* Define to 1 if you have the `ceill' function. */ +#define _GLIBCXX_HAVE_CEILL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_COMPLEX_H 1 + +/* Define to 1 if you have the `cosf' function. */ +#define _GLIBCXX_HAVE_COSF 1 + +/* Define to 1 if you have the `coshf' function. */ +#define _GLIBCXX_HAVE_COSHF 1 + +/* Define to 1 if you have the `coshl' function. */ +#define _GLIBCXX_HAVE_COSHL 1 + +/* Define to 1 if you have the `cosl' function. */ +#define _GLIBCXX_HAVE_COSL 1 + +/* Define to 1 if you have the declaration of `strnlen', and to 0 if you + don't. */ +#define _GLIBCXX_HAVE_DECL_STRNLEN 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_DIRENT_H 1 + +/* Define if dirfd is available in . */ +#define _GLIBCXX_HAVE_DIRFD 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_DLFCN_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_ENDIAN_H 1 + +/* Define to 1 if GCC 4.6 supported std::exception_ptr for the target */ +#define _GLIBCXX_HAVE_EXCEPTION_PTR_SINCE_GCC46 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_EXECINFO_H 1 + +/* Define to 1 if you have the `expf' function. */ +#define _GLIBCXX_HAVE_EXPF 1 + +/* Define to 1 if you have the `expl' function. */ +#define _GLIBCXX_HAVE_EXPL 1 + +/* Define to 1 if you have the `fabsf' function. */ +#define _GLIBCXX_HAVE_FABSF 1 + +/* Define to 1 if you have the `fabsl' function. */ +#define _GLIBCXX_HAVE_FABSL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_FCNTL_H 1 + +/* Define if fdopendir is available in . */ +#define _GLIBCXX_HAVE_FDOPENDIR 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_FENV_H 1 + +/* Define to 1 if you have the `finite' function. */ +#define _GLIBCXX_HAVE_FINITE 1 + +/* Define to 1 if you have the `finitef' function. */ +#define _GLIBCXX_HAVE_FINITEF 1 + +/* Define to 1 if you have the `finitel' function. */ +#define _GLIBCXX_HAVE_FINITEL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_FLOAT_H 1 + +/* Define to 1 if you have the `floorf' function. */ +#define _GLIBCXX_HAVE_FLOORF 1 + +/* Define to 1 if you have the `floorl' function. */ +#define _GLIBCXX_HAVE_FLOORL 1 + +/* Define to 1 if you have the `fmodf' function. */ +#define _GLIBCXX_HAVE_FMODF 1 + +/* Define to 1 if you have the `fmodl' function. */ +#define _GLIBCXX_HAVE_FMODL 1 + +/* Define to 1 if you have the `fpclass' function. */ +/* #undef _GLIBCXX_HAVE_FPCLASS */ + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_FP_H */ + +/* Define to 1 if you have the `frexpf' function. */ +#define _GLIBCXX_HAVE_FREXPF 1 + +/* Define to 1 if you have the `frexpl' function. */ +#define _GLIBCXX_HAVE_FREXPL 1 + +/* Define if getentropy is available in . */ +#define _GLIBCXX_HAVE_GETENTROPY 1 + +/* Define if _Unwind_GetIPInfo is available. */ +#define _GLIBCXX_HAVE_GETIPINFO 1 + +/* Define if gets is available in before C++14. */ +#define _GLIBCXX_HAVE_GETS 1 + +/* Define to 1 if you have the `hypot' function. */ +#define _GLIBCXX_HAVE_HYPOT 1 + +/* Define to 1 if you have the `hypotf' function. */ +#define _GLIBCXX_HAVE_HYPOTF 1 + +/* Define to 1 if you have the `hypotl' function. */ +#define _GLIBCXX_HAVE_HYPOTL 1 + +/* Define if you have the iconv() function. */ +#define _GLIBCXX_HAVE_ICONV 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_IEEEFP_H */ + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_INTTYPES_H 1 + +/* Define to 1 if you have the `isinf' function. */ +/* #undef _GLIBCXX_HAVE_ISINF */ + +/* Define to 1 if you have the `isinff' function. */ +#define _GLIBCXX_HAVE_ISINFF 1 + +/* Define to 1 if you have the `isinfl' function. */ +#define _GLIBCXX_HAVE_ISINFL 1 + +/* Define to 1 if you have the `isnan' function. */ +/* #undef _GLIBCXX_HAVE_ISNAN */ + +/* Define to 1 if you have the `isnanf' function. */ +#define _GLIBCXX_HAVE_ISNANF 1 + +/* Define to 1 if you have the `isnanl' function. */ +#define _GLIBCXX_HAVE_ISNANL 1 + +/* Defined if iswblank exists. */ +#define _GLIBCXX_HAVE_ISWBLANK 1 + +/* Define if LC_MESSAGES is available in . */ +#define _GLIBCXX_HAVE_LC_MESSAGES 1 + +/* Define to 1 if you have the `ldexpf' function. */ +#define _GLIBCXX_HAVE_LDEXPF 1 + +/* Define to 1 if you have the `ldexpl' function. */ +#define _GLIBCXX_HAVE_LDEXPL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_LIBINTL_H 1 + +/* Only used in build directory testsuite_hooks.h. */ +#define _GLIBCXX_HAVE_LIMIT_AS 1 + +/* Only used in build directory testsuite_hooks.h. */ +#define _GLIBCXX_HAVE_LIMIT_DATA 1 + +/* Only used in build directory testsuite_hooks.h. */ +#define _GLIBCXX_HAVE_LIMIT_FSIZE 1 + +/* Only used in build directory testsuite_hooks.h. */ +#define _GLIBCXX_HAVE_LIMIT_RSS 1 + +/* Only used in build directory testsuite_hooks.h. */ +#define _GLIBCXX_HAVE_LIMIT_VMEM 0 + +/* Define if link is available in . */ +#define _GLIBCXX_HAVE_LINK 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_LINK_H 1 + +/* Define if futex syscall is available. */ +#define _GLIBCXX_HAVE_LINUX_FUTEX 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_LINUX_RANDOM_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_LINUX_TYPES_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_LOCALE_H 1 + +/* Define to 1 if you have the `log10f' function. */ +#define _GLIBCXX_HAVE_LOG10F 1 + +/* Define to 1 if you have the `log10l' function. */ +#define _GLIBCXX_HAVE_LOG10L 1 + +/* Define to 1 if you have the `logf' function. */ +#define _GLIBCXX_HAVE_LOGF 1 + +/* Define to 1 if you have the `logl' function. */ +#define _GLIBCXX_HAVE_LOGL 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_MACHINE_ENDIAN_H */ + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_MACHINE_PARAM_H */ + +/* Define if mbstate_t exists in wchar.h. */ +#define _GLIBCXX_HAVE_MBSTATE_T 1 + +/* Define to 1 if you have the `memalign' function. */ +#define _GLIBCXX_HAVE_MEMALIGN 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_MEMORY_H 1 + +/* Define to 1 if you have the `modf' function. */ +#define _GLIBCXX_HAVE_MODF 1 + +/* Define to 1 if you have the `modff' function. */ +#define _GLIBCXX_HAVE_MODFF 1 + +/* Define to 1 if you have the `modfl' function. */ +#define _GLIBCXX_HAVE_MODFL 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_NAN_H */ + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_NETDB_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_NETINET_IN_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_NETINET_TCP_H 1 + +/* Define if defines obsolete isinf function. */ +/* #undef _GLIBCXX_HAVE_OBSOLETE_ISINF */ + +/* Define if defines obsolete isnan function. */ +/* #undef _GLIBCXX_HAVE_OBSOLETE_ISNAN */ + +/* Define if openat is available in . */ +#define _GLIBCXX_HAVE_OPENAT 1 + +/* Define if poll is available in . */ +#define _GLIBCXX_HAVE_POLL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_POLL_H 1 + +/* Define to 1 if you have the `posix_memalign' function. */ +#define _GLIBCXX_HAVE_POSIX_MEMALIGN 1 + +/* Define to 1 if POSIX Semaphores with sem_timedwait are available in + . */ +#define _GLIBCXX_HAVE_POSIX_SEMAPHORE 1 + +/* Define to 1 if you have the `powf' function. */ +#define _GLIBCXX_HAVE_POWF 1 + +/* Define to 1 if you have the `powl' function. */ +#define _GLIBCXX_HAVE_POWL 1 + +/* Define to 1 if you have the `qfpclass' function. */ +/* #undef _GLIBCXX_HAVE_QFPCLASS */ + +/* Define to 1 if you have the `quick_exit' function. */ +#define _GLIBCXX_HAVE_QUICK_EXIT 1 + +/* Define if readlink is available in . */ +#define _GLIBCXX_HAVE_READLINK 1 + +/* Define to 1 if you have the `secure_getenv' function. */ +#define _GLIBCXX_HAVE_SECURE_GETENV 1 + +/* Define to 1 if you have the `setenv' function. */ +#define _GLIBCXX_HAVE_SETENV 1 + +/* Define to 1 if you have the `sincos' function. */ +#define _GLIBCXX_HAVE_SINCOS 1 + +/* Define to 1 if you have the `sincosf' function. */ +#define _GLIBCXX_HAVE_SINCOSF 1 + +/* Define to 1 if you have the `sincosl' function. */ +#define _GLIBCXX_HAVE_SINCOSL 1 + +/* Define to 1 if you have the `sinf' function. */ +#define _GLIBCXX_HAVE_SINF 1 + +/* Define to 1 if you have the `sinhf' function. */ +#define _GLIBCXX_HAVE_SINHF 1 + +/* Define to 1 if you have the `sinhl' function. */ +#define _GLIBCXX_HAVE_SINHL 1 + +/* Define to 1 if you have the `sinl' function. */ +#define _GLIBCXX_HAVE_SINL 1 + +/* Defined if sleep exists. */ +/* #undef _GLIBCXX_HAVE_SLEEP */ + +/* Define to 1 if you have the `sockatmark' function. */ +#define _GLIBCXX_HAVE_SOCKATMARK 1 + +/* Define to 1 if you have the `sqrtf' function. */ +#define _GLIBCXX_HAVE_SQRTF 1 + +/* Define to 1 if you have the `sqrtl' function. */ +#define _GLIBCXX_HAVE_SQRTL 1 + +/* Define if the header is supported. */ +#define _GLIBCXX_HAVE_STACKTRACE 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STDALIGN_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STDBOOL_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STDINT_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STDLIB_H 1 + +/* Define if strerror_l is available in . */ +#define _GLIBCXX_HAVE_STRERROR_L 1 + +/* Define if strerror_r is available in . */ +#define _GLIBCXX_HAVE_STRERROR_R 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STRINGS_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_STRING_H 1 + +/* Define to 1 if you have the `strtof' function. */ +#define _GLIBCXX_HAVE_STRTOF 1 + +/* Define to 1 if you have the `strtold' function. */ +#define _GLIBCXX_HAVE_STRTOLD 1 + +/* Define to 1 if `d_type' is a member of `struct dirent'. */ +#define _GLIBCXX_HAVE_STRUCT_DIRENT_D_TYPE 1 + +/* Define if strxfrm_l is available in . */ +#define _GLIBCXX_HAVE_STRXFRM_L 1 + +/* Define if symlink is available in . */ +#define _GLIBCXX_HAVE_SYMLINK 1 + +/* Define to 1 if the target runtime linker supports binding the same symbol + to different versions. */ +#define _GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_SYS_FILIO_H */ + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_IOCTL_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_IPC_H 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_SYS_ISA_DEFS_H */ + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_SYS_MACHINE_H */ + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_MMAN_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_PARAM_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_RESOURCE_H 1 + +/* Define to 1 if you have a suitable header file */ +#define _GLIBCXX_HAVE_SYS_SDT_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_SEM_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_SOCKET_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_STATVFS_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_STAT_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_SYSINFO_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_TIME_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_TYPES_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_SYS_UIO_H 1 + +/* Define if S_IFREG is available in . */ +/* #undef _GLIBCXX_HAVE_S_IFREG */ + +/* Define if S_ISREG is available in . */ +#define _GLIBCXX_HAVE_S_ISREG 1 + +/* Define to 1 if you have the `tanf' function. */ +#define _GLIBCXX_HAVE_TANF 1 + +/* Define to 1 if you have the `tanhf' function. */ +#define _GLIBCXX_HAVE_TANHF 1 + +/* Define to 1 if you have the `tanhl' function. */ +#define _GLIBCXX_HAVE_TANHL 1 + +/* Define to 1 if you have the `tanl' function. */ +#define _GLIBCXX_HAVE_TANL 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_TGMATH_H 1 + +/* Define to 1 if you have the `timespec_get' function. */ +#define _GLIBCXX_HAVE_TIMESPEC_GET 1 + +/* Define to 1 if the target supports thread-local storage. */ +#define _GLIBCXX_HAVE_TLS 1 + +/* Define if truncate is available in . */ +#define _GLIBCXX_HAVE_TRUNCATE 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_UCHAR_H 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_UNISTD_H 1 + +/* Define if unlinkat is available in . */ +#define _GLIBCXX_HAVE_UNLINKAT 1 + +/* Define to 1 if you have the `uselocale' function. */ +#define _GLIBCXX_HAVE_USELOCALE 1 + +/* Defined if usleep exists. */ +/* #undef _GLIBCXX_HAVE_USLEEP */ + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_UTIME_H 1 + +/* Defined if vfwscanf exists. */ +#define _GLIBCXX_HAVE_VFWSCANF 1 + +/* Defined if vswscanf exists. */ +#define _GLIBCXX_HAVE_VSWSCANF 1 + +/* Defined if vwscanf exists. */ +#define _GLIBCXX_HAVE_VWSCANF 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_WCHAR_H 1 + +/* Defined if wcstof exists. */ +#define _GLIBCXX_HAVE_WCSTOF 1 + +/* Define to 1 if you have the header file. */ +#define _GLIBCXX_HAVE_WCTYPE_H 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_WINDOWS_H */ + +/* Define if writev is available in . */ +#define _GLIBCXX_HAVE_WRITEV 1 + +/* Define to 1 if you have the header file. */ +/* #undef _GLIBCXX_HAVE_XLOCALE_H */ + +/* Define to 1 if you have the `_acosf' function. */ +/* #undef _GLIBCXX_HAVE__ACOSF */ + +/* Define to 1 if you have the `_acosl' function. */ +/* #undef _GLIBCXX_HAVE__ACOSL */ + +/* Define to 1 if you have the `_aligned_malloc' function. */ +/* #undef _GLIBCXX_HAVE__ALIGNED_MALLOC */ + +/* Define to 1 if you have the `_asinf' function. */ +/* #undef _GLIBCXX_HAVE__ASINF */ + +/* Define to 1 if you have the `_asinl' function. */ +/* #undef _GLIBCXX_HAVE__ASINL */ + +/* Define to 1 if you have the `_atan2f' function. */ +/* #undef _GLIBCXX_HAVE__ATAN2F */ + +/* Define to 1 if you have the `_atan2l' function. */ +/* #undef _GLIBCXX_HAVE__ATAN2L */ + +/* Define to 1 if you have the `_atanf' function. */ +/* #undef _GLIBCXX_HAVE__ATANF */ + +/* Define to 1 if you have the `_atanl' function. */ +/* #undef _GLIBCXX_HAVE__ATANL */ + +/* Define to 1 if you have the `_ceilf' function. */ +/* #undef _GLIBCXX_HAVE__CEILF */ + +/* Define to 1 if you have the `_ceill' function. */ +/* #undef _GLIBCXX_HAVE__CEILL */ + +/* Define to 1 if you have the `_cosf' function. */ +/* #undef _GLIBCXX_HAVE__COSF */ + +/* Define to 1 if you have the `_coshf' function. */ +/* #undef _GLIBCXX_HAVE__COSHF */ + +/* Define to 1 if you have the `_coshl' function. */ +/* #undef _GLIBCXX_HAVE__COSHL */ + +/* Define to 1 if you have the `_cosl' function. */ +/* #undef _GLIBCXX_HAVE__COSL */ + +/* Define to 1 if you have the `_expf' function. */ +/* #undef _GLIBCXX_HAVE__EXPF */ + +/* Define to 1 if you have the `_expl' function. */ +/* #undef _GLIBCXX_HAVE__EXPL */ + +/* Define to 1 if you have the `_fabsf' function. */ +/* #undef _GLIBCXX_HAVE__FABSF */ + +/* Define to 1 if you have the `_fabsl' function. */ +/* #undef _GLIBCXX_HAVE__FABSL */ + +/* Define to 1 if you have the `_finite' function. */ +/* #undef _GLIBCXX_HAVE__FINITE */ + +/* Define to 1 if you have the `_finitef' function. */ +/* #undef _GLIBCXX_HAVE__FINITEF */ + +/* Define to 1 if you have the `_finitel' function. */ +/* #undef _GLIBCXX_HAVE__FINITEL */ + +/* Define to 1 if you have the `_floorf' function. */ +/* #undef _GLIBCXX_HAVE__FLOORF */ + +/* Define to 1 if you have the `_floorl' function. */ +/* #undef _GLIBCXX_HAVE__FLOORL */ + +/* Define to 1 if you have the `_fmodf' function. */ +/* #undef _GLIBCXX_HAVE__FMODF */ + +/* Define to 1 if you have the `_fmodl' function. */ +/* #undef _GLIBCXX_HAVE__FMODL */ + +/* Define to 1 if you have the `_fpclass' function. */ +/* #undef _GLIBCXX_HAVE__FPCLASS */ + +/* Define to 1 if you have the `_frexpf' function. */ +/* #undef _GLIBCXX_HAVE__FREXPF */ + +/* Define to 1 if you have the `_frexpl' function. */ +/* #undef _GLIBCXX_HAVE__FREXPL */ + +/* Define to 1 if you have the `_hypot' function. */ +/* #undef _GLIBCXX_HAVE__HYPOT */ + +/* Define to 1 if you have the `_hypotf' function. */ +/* #undef _GLIBCXX_HAVE__HYPOTF */ + +/* Define to 1 if you have the `_hypotl' function. */ +/* #undef _GLIBCXX_HAVE__HYPOTL */ + +/* Define to 1 if you have the `_isinf' function. */ +/* #undef _GLIBCXX_HAVE__ISINF */ + +/* Define to 1 if you have the `_isinff' function. */ +/* #undef _GLIBCXX_HAVE__ISINFF */ + +/* Define to 1 if you have the `_isinfl' function. */ +/* #undef _GLIBCXX_HAVE__ISINFL */ + +/* Define to 1 if you have the `_isnan' function. */ +/* #undef _GLIBCXX_HAVE__ISNAN */ + +/* Define to 1 if you have the `_isnanf' function. */ +/* #undef _GLIBCXX_HAVE__ISNANF */ + +/* Define to 1 if you have the `_isnanl' function. */ +/* #undef _GLIBCXX_HAVE__ISNANL */ + +/* Define to 1 if you have the `_ldexpf' function. */ +/* #undef _GLIBCXX_HAVE__LDEXPF */ + +/* Define to 1 if you have the `_ldexpl' function. */ +/* #undef _GLIBCXX_HAVE__LDEXPL */ + +/* Define to 1 if you have the `_log10f' function. */ +/* #undef _GLIBCXX_HAVE__LOG10F */ + +/* Define to 1 if you have the `_log10l' function. */ +/* #undef _GLIBCXX_HAVE__LOG10L */ + +/* Define to 1 if you have the `_logf' function. */ +/* #undef _GLIBCXX_HAVE__LOGF */ + +/* Define to 1 if you have the `_logl' function. */ +/* #undef _GLIBCXX_HAVE__LOGL */ + +/* Define to 1 if you have the `_modf' function. */ +/* #undef _GLIBCXX_HAVE__MODF */ + +/* Define to 1 if you have the `_modff' function. */ +/* #undef _GLIBCXX_HAVE__MODFF */ + +/* Define to 1 if you have the `_modfl' function. */ +/* #undef _GLIBCXX_HAVE__MODFL */ + +/* Define to 1 if you have the `_powf' function. */ +/* #undef _GLIBCXX_HAVE__POWF */ + +/* Define to 1 if you have the `_powl' function. */ +/* #undef _GLIBCXX_HAVE__POWL */ + +/* Define to 1 if you have the `_qfpclass' function. */ +/* #undef _GLIBCXX_HAVE__QFPCLASS */ + +/* Define to 1 if you have the `_sincos' function. */ +/* #undef _GLIBCXX_HAVE__SINCOS */ + +/* Define to 1 if you have the `_sincosf' function. */ +/* #undef _GLIBCXX_HAVE__SINCOSF */ + +/* Define to 1 if you have the `_sincosl' function. */ +/* #undef _GLIBCXX_HAVE__SINCOSL */ + +/* Define to 1 if you have the `_sinf' function. */ +/* #undef _GLIBCXX_HAVE__SINF */ + +/* Define to 1 if you have the `_sinhf' function. */ +/* #undef _GLIBCXX_HAVE__SINHF */ + +/* Define to 1 if you have the `_sinhl' function. */ +/* #undef _GLIBCXX_HAVE__SINHL */ + +/* Define to 1 if you have the `_sinl' function. */ +/* #undef _GLIBCXX_HAVE__SINL */ + +/* Define to 1 if you have the `_sqrtf' function. */ +/* #undef _GLIBCXX_HAVE__SQRTF */ + +/* Define to 1 if you have the `_sqrtl' function. */ +/* #undef _GLIBCXX_HAVE__SQRTL */ + +/* Define to 1 if you have the `_tanf' function. */ +/* #undef _GLIBCXX_HAVE__TANF */ + +/* Define to 1 if you have the `_tanhf' function. */ +/* #undef _GLIBCXX_HAVE__TANHF */ + +/* Define to 1 if you have the `_tanhl' function. */ +/* #undef _GLIBCXX_HAVE__TANHL */ + +/* Define to 1 if you have the `_tanl' function. */ +/* #undef _GLIBCXX_HAVE__TANL */ + +/* Define to 1 if you have the `_wfopen' function. */ +/* #undef _GLIBCXX_HAVE__WFOPEN */ + +/* Define to 1 if you have the `__cxa_thread_atexit' function. */ +/* #undef _GLIBCXX_HAVE___CXA_THREAD_ATEXIT */ + +/* Define to 1 if you have the `__cxa_thread_atexit_impl' function. */ +#define _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL 1 + +/* Define as const if the declaration of iconv() needs const. */ +#define _GLIBCXX_ICONV_CONST + +/* Define to the sub-directory in which libtool stores uninstalled libraries. + */ +#define _GLIBCXX_LT_OBJDIR ".libs/" + +/* Name of package */ +/* #undef _GLIBCXX_PACKAGE */ + +/* Define to the address where bug reports for this package should be sent. */ +#define _GLIBCXX_PACKAGE_BUGREPORT "" + +/* Define to the full name of this package. */ +#define _GLIBCXX_PACKAGE_NAME "package-unused" + +/* Define to the full name and version of this package. */ +#define _GLIBCXX_PACKAGE_STRING "package-unused version-unused" + +/* Define to the one symbol short name of this package. */ +#define _GLIBCXX_PACKAGE_TARNAME "libstdc++" + +/* Define to the home page for this package. */ +#define _GLIBCXX_PACKAGE_URL "" + +/* Define to the version of this package. */ +#define _GLIBCXX_PACKAGE__GLIBCXX_VERSION "version-unused" + +/* Define to 1 if you have the ANSI C header files. */ +#define _GLIBCXX_STDC_HEADERS 1 + +/* Version number of package */ +/* #undef _GLIBCXX_VERSION */ + +/* Enable large inode numbers on Mac OS X 10.5. */ +#ifndef _GLIBCXX_DARWIN_USE_64_BIT_INODE +# define _GLIBCXX_DARWIN_USE_64_BIT_INODE 1 +#endif + +/* Number of bits in a file offset, on hosts where this is settable. */ +/* #undef _GLIBCXX_FILE_OFFSET_BITS */ + +/* Define if C99 functions in should be used in for + C++11. Using compiler builtins for these functions requires corresponding + C99 library functions to be present. */ +#define _GLIBCXX11_USE_C99_COMPLEX 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++11. */ +#define _GLIBCXX11_USE_C99_MATH 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++11. */ +#define _GLIBCXX11_USE_C99_STDIO 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++11. */ +#define _GLIBCXX11_USE_C99_STDLIB 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++11. */ +#define _GLIBCXX11_USE_C99_WCHAR 1 + +/* Define if C99 functions in should be used in for + C++98. Using compiler builtins for these functions requires corresponding + C99 library functions to be present. */ +#define _GLIBCXX98_USE_C99_COMPLEX 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++98. */ +#define _GLIBCXX98_USE_C99_MATH 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++98. */ +#define _GLIBCXX98_USE_C99_STDIO 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++98. */ +#define _GLIBCXX98_USE_C99_STDLIB 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std for C++98. */ +#define _GLIBCXX98_USE_C99_WCHAR 1 + +/* Define if the compiler supports C++11 atomics. */ +#define _GLIBCXX_ATOMIC_BUILTINS 1 + +/* Define to use concept checking code from the boost libraries. */ +/* #undef _GLIBCXX_CONCEPT_CHECKS */ + +/* Define to 1 if a fully dynamic basic_string is wanted, 0 to disable, + undefined for platform defaults */ +#define _GLIBCXX_FULLY_DYNAMIC_STRING 0 + +/* Define if gthreads library is available. */ +#define _GLIBCXX_HAS_GTHREADS 1 + +/* Define to 1 if a full hosted library is built, or 0 if freestanding. */ +#define _GLIBCXX_HOSTED __STDC_HOSTED__ + +/* Define if compatibility should be provided for alternative 128-bit long + double formats. */ + +/* Define if compatibility should be provided for -mlong-double-64. */ + +/* Define to the letter to which size_t is mangled. */ +#define _GLIBCXX_MANGLE_SIZE_T m + +/* Define if C99 llrint and llround functions are missing from . */ +/* #undef _GLIBCXX_NO_C99_ROUNDING_FUNCS */ + +/* Defined if no way to sleep is available. */ +/* #undef _GLIBCXX_NO_SLEEP */ + +/* Define if ptrdiff_t is int. */ +/* #undef _GLIBCXX_PTRDIFF_T_IS_INT */ + +/* Define if using setrlimit to set resource limits during "make check" */ +#define _GLIBCXX_RES_LIMITS 1 + +/* Define if size_t is unsigned int. */ +/* #undef _GLIBCXX_SIZE_T_IS_UINT */ + +/* Define if static tzdata should be compiled into the library. */ +#define _GLIBCXX_STATIC_TZDATA 1 + +/* Define to the value of the EOF integer constant. */ +#define _GLIBCXX_STDIO_EOF -1 + +/* Define to the value of the SEEK_CUR integer constant. */ +#define _GLIBCXX_STDIO_SEEK_CUR 1 + +/* Define to the value of the SEEK_END integer constant. */ +#define _GLIBCXX_STDIO_SEEK_END 2 + +/* Define to use symbol versioning in the shared library. */ +#define _GLIBCXX_SYMVER 1 + +/* Define to use darwin versioning in the shared library. */ +/* #undef _GLIBCXX_SYMVER_DARWIN */ + +/* Define to use GNU versioning in the shared library. */ +#define _GLIBCXX_SYMVER_GNU 1 + +/* Define to use GNU namespace versioning in the shared library. */ +/* #undef _GLIBCXX_SYMVER_GNU_NAMESPACE */ + +/* Define to use Sun versioning in the shared library. */ +/* #undef _GLIBCXX_SYMVER_SUN */ + +/* Define if C11 functions in should be imported into namespace std + in . */ +#define _GLIBCXX_USE_C11_UCHAR_CXX11 1 + +/* Define if C99 functions or macros from , , , + , and can be used or exposed. */ +#define _GLIBCXX_USE_C99 1 + +/* Define if C99 functions in should be used in . + Using compiler builtins for these functions requires corresponding C99 + library functions to be present. */ +#define _GLIBCXX_USE_C99_COMPLEX_TR1 1 + +/* Define if C99 functions in should be imported in in + namespace std::tr1. */ +#define _GLIBCXX_USE_C99_CTYPE_TR1 1 + +/* Define if C99 functions in should be imported in in + namespace std::tr1. */ +#define _GLIBCXX_USE_C99_FENV_TR1 1 + +/* Define if C99 functions in should be imported in + in namespace std::tr1. */ +#define _GLIBCXX_USE_C99_INTTYPES_TR1 1 + +/* Define if wchar_t C99 functions in should be imported in + in namespace std::tr1. */ +#define _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1 1 + +/* Define if C99 functions or macros in should be imported in + in namespace std::tr1. */ +#define _GLIBCXX_USE_C99_MATH_TR1 1 + +/* Define if C99 types in should be imported in in + namespace std::tr1. */ +#define _GLIBCXX_USE_C99_STDINT_TR1 1 + +/* Defined if clock_gettime syscall has monotonic and realtime clock support. + */ +/* #undef _GLIBCXX_USE_CLOCK_GETTIME_SYSCALL */ + +/* Defined if clock_gettime has monotonic clock support. */ +#define _GLIBCXX_USE_CLOCK_MONOTONIC 1 + +/* Defined if clock_gettime has realtime clock support. */ +#define _GLIBCXX_USE_CLOCK_REALTIME 1 + +/* Define if ISO/IEC TR 24733 decimal floating point types are supported on + this host. */ +#define _GLIBCXX_USE_DECIMAL_FLOAT 1 + +/* Define if /dev/random and /dev/urandom are available for + std::random_device. */ +#define _GLIBCXX_USE_DEV_RANDOM 1 + +/* Define if fchmod is available in . */ +#define _GLIBCXX_USE_FCHMOD 1 + +/* Define if fchmodat is available in . */ +#define _GLIBCXX_USE_FCHMODAT 1 + +/* Defined if gettimeofday is available. */ +#define _GLIBCXX_USE_GETTIMEOFDAY 1 + +/* Define if get_nprocs is available in . */ +#define _GLIBCXX_USE_GET_NPROCS 1 + +/* Define if LFS support is available. */ +#define _GLIBCXX_USE_LFS 1 + +/* Define if code specialized for long long should be used. */ +#define _GLIBCXX_USE_LONG_LONG 1 + +/* Define if lstat is available in . */ +#define _GLIBCXX_USE_LSTAT 1 + +/* Defined if nanosleep is available. */ +#define _GLIBCXX_USE_NANOSLEEP 1 + +/* Define if NLS translations are to be used. */ +#define _GLIBCXX_USE_NLS 1 + +/* Define if pthreads_num_processors_np is available in . */ +/* #undef _GLIBCXX_USE_PTHREADS_NUM_PROCESSORS_NP */ + +/* Define if pthread_cond_clockwait is available in . */ +#define _GLIBCXX_USE_PTHREAD_COND_CLOCKWAIT 1 + +/* Define if pthread_mutex_clocklock is available in . */ +#define _GLIBCXX_USE_PTHREAD_MUTEX_CLOCKLOCK 1 + +/* Define if pthread_rwlock_clockrdlock and pthread_rwlock_clockwrlock are + available in . */ +#define _GLIBCXX_USE_PTHREAD_RWLOCK_CLOCKLOCK 1 + +/* Define if POSIX read/write locks are available in . */ +#define _GLIBCXX_USE_PTHREAD_RWLOCK_T 1 + +/* Define if /dev/random and /dev/urandom are available for the random_device + of TR1 (Chapter 5.1). */ +#define _GLIBCXX_USE_RANDOM_TR1 1 + +/* Define if usable realpath is available in . */ +#define _GLIBCXX_USE_REALPATH 1 + +/* Defined if sched_yield is available. */ +#define _GLIBCXX_USE_SCHED_YIELD 1 + +/* Define if _SC_NPROCESSORS_ONLN is available in . */ +#define _GLIBCXX_USE_SC_NPROCESSORS_ONLN 1 + +/* Define if _SC_NPROC_ONLN is available in . */ +/* #undef _GLIBCXX_USE_SC_NPROC_ONLN */ + +/* Define if sendfile is available in . */ +#define _GLIBCXX_USE_SENDFILE 1 + +/* Define to restrict std::__basic_file<> to stdio APIs. */ +/* #undef _GLIBCXX_USE_STDIO_PURE */ + +/* Define if struct stat has timespec members. */ +#define _GLIBCXX_USE_ST_MTIM 1 + +/* Define if sysctl(), CTL_HW and HW_NCPU are available in . */ +/* #undef _GLIBCXX_USE_SYSCTL_HW_NCPU */ + +/* Define if obsolescent tmpnam is available in . */ +#define _GLIBCXX_USE_TMPNAM 1 + +/* Define if c8rtomb and mbrtoc8 functions in should be imported + into namespace std in for C++20. */ +#define _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_CXX20 1 + +/* Define if c8rtomb and mbrtoc8 functions in should be imported + into namespace std in for -fchar8_t. */ +#define _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_FCHAR8_T 1 + +/* Define if utime is available in . */ +#define _GLIBCXX_USE_UTIME 1 + +/* Define if utimensat and UTIME_OMIT are available in and + AT_FDCWD in . */ +#define _GLIBCXX_USE_UTIMENSAT 1 + +/* Define if code specialized for wchar_t should be used. */ +#define _GLIBCXX_USE_WCHAR_T 1 + +/* Defined if Sleep exists. */ +/* #undef _GLIBCXX_USE_WIN32_SLEEP */ + +/* Define to 1 if a verbose library is built, or 0 otherwise. */ +#define _GLIBCXX_VERBOSE 1 + +/* Defined if as can handle rdrand. */ +#define _GLIBCXX_X86_RDRAND 1 + +/* Defined if as can handle rdseed. */ +#define _GLIBCXX_X86_RDSEED 1 + +/* Define if a directory should be searched for tzdata files. */ +#define _GLIBCXX_ZONEINFO_DIR "/usr/share/zoneinfo" + +/* Define to 1 if mutex_timedlock is available. */ +#define _GTHREAD_USE_MUTEX_TIMEDLOCK 1 + +/* Define for large files, on AIX-style hosts. */ +/* #undef _GLIBCXX_LARGE_FILES */ + +/* Define if all C++11 floating point overloads are available in . */ +#if __cplusplus >= 201103L +/* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_FP */ +#endif + +/* Define if all C++11 integral type overloads are available in . */ +#if __cplusplus >= 201103L +/* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_INT */ +#endif + +#if defined (_GLIBCXX_HAVE__ACOSF) && ! defined (_GLIBCXX_HAVE_ACOSF) +# define _GLIBCXX_HAVE_ACOSF 1 +# define acosf _acosf +#endif + +#if defined (_GLIBCXX_HAVE__ACOSL) && ! defined (_GLIBCXX_HAVE_ACOSL) +# define _GLIBCXX_HAVE_ACOSL 1 +# define acosl _acosl +#endif + +#if defined (_GLIBCXX_HAVE__ASINF) && ! defined (_GLIBCXX_HAVE_ASINF) +# define _GLIBCXX_HAVE_ASINF 1 +# define asinf _asinf +#endif + +#if defined (_GLIBCXX_HAVE__ASINL) && ! defined (_GLIBCXX_HAVE_ASINL) +# define _GLIBCXX_HAVE_ASINL 1 +# define asinl _asinl +#endif + +#if defined (_GLIBCXX_HAVE__ATAN2F) && ! defined (_GLIBCXX_HAVE_ATAN2F) +# define _GLIBCXX_HAVE_ATAN2F 1 +# define atan2f _atan2f +#endif + +#if defined (_GLIBCXX_HAVE__ATAN2L) && ! defined (_GLIBCXX_HAVE_ATAN2L) +# define _GLIBCXX_HAVE_ATAN2L 1 +# define atan2l _atan2l +#endif + +#if defined (_GLIBCXX_HAVE__ATANF) && ! defined (_GLIBCXX_HAVE_ATANF) +# define _GLIBCXX_HAVE_ATANF 1 +# define atanf _atanf +#endif + +#if defined (_GLIBCXX_HAVE__ATANL) && ! defined (_GLIBCXX_HAVE_ATANL) +# define _GLIBCXX_HAVE_ATANL 1 +# define atanl _atanl +#endif + +#if defined (_GLIBCXX_HAVE__CEILF) && ! defined (_GLIBCXX_HAVE_CEILF) +# define _GLIBCXX_HAVE_CEILF 1 +# define ceilf _ceilf +#endif + +#if defined (_GLIBCXX_HAVE__CEILL) && ! defined (_GLIBCXX_HAVE_CEILL) +# define _GLIBCXX_HAVE_CEILL 1 +# define ceill _ceill +#endif + +#if defined (_GLIBCXX_HAVE__COSF) && ! defined (_GLIBCXX_HAVE_COSF) +# define _GLIBCXX_HAVE_COSF 1 +# define cosf _cosf +#endif + +#if defined (_GLIBCXX_HAVE__COSHF) && ! defined (_GLIBCXX_HAVE_COSHF) +# define _GLIBCXX_HAVE_COSHF 1 +# define coshf _coshf +#endif + +#if defined (_GLIBCXX_HAVE__COSHL) && ! defined (_GLIBCXX_HAVE_COSHL) +# define _GLIBCXX_HAVE_COSHL 1 +# define coshl _coshl +#endif + +#if defined (_GLIBCXX_HAVE__COSL) && ! defined (_GLIBCXX_HAVE_COSL) +# define _GLIBCXX_HAVE_COSL 1 +# define cosl _cosl +#endif + +#if defined (_GLIBCXX_HAVE__EXPF) && ! defined (_GLIBCXX_HAVE_EXPF) +# define _GLIBCXX_HAVE_EXPF 1 +# define expf _expf +#endif + +#if defined (_GLIBCXX_HAVE__EXPL) && ! defined (_GLIBCXX_HAVE_EXPL) +# define _GLIBCXX_HAVE_EXPL 1 +# define expl _expl +#endif + +#if defined (_GLIBCXX_HAVE__FABSF) && ! defined (_GLIBCXX_HAVE_FABSF) +# define _GLIBCXX_HAVE_FABSF 1 +# define fabsf _fabsf +#endif + +#if defined (_GLIBCXX_HAVE__FABSL) && ! defined (_GLIBCXX_HAVE_FABSL) +# define _GLIBCXX_HAVE_FABSL 1 +# define fabsl _fabsl +#endif + +#if defined (_GLIBCXX_HAVE__FINITE) && ! defined (_GLIBCXX_HAVE_FINITE) +# define _GLIBCXX_HAVE_FINITE 1 +# define finite _finite +#endif + +#if defined (_GLIBCXX_HAVE__FINITEF) && ! defined (_GLIBCXX_HAVE_FINITEF) +# define _GLIBCXX_HAVE_FINITEF 1 +# define finitef _finitef +#endif + +#if defined (_GLIBCXX_HAVE__FINITEL) && ! defined (_GLIBCXX_HAVE_FINITEL) +# define _GLIBCXX_HAVE_FINITEL 1 +# define finitel _finitel +#endif + +#if defined (_GLIBCXX_HAVE__FLOORF) && ! defined (_GLIBCXX_HAVE_FLOORF) +# define _GLIBCXX_HAVE_FLOORF 1 +# define floorf _floorf +#endif + +#if defined (_GLIBCXX_HAVE__FLOORL) && ! defined (_GLIBCXX_HAVE_FLOORL) +# define _GLIBCXX_HAVE_FLOORL 1 +# define floorl _floorl +#endif + +#if defined (_GLIBCXX_HAVE__FMODF) && ! defined (_GLIBCXX_HAVE_FMODF) +# define _GLIBCXX_HAVE_FMODF 1 +# define fmodf _fmodf +#endif + +#if defined (_GLIBCXX_HAVE__FMODL) && ! defined (_GLIBCXX_HAVE_FMODL) +# define _GLIBCXX_HAVE_FMODL 1 +# define fmodl _fmodl +#endif + +#if defined (_GLIBCXX_HAVE__FPCLASS) && ! defined (_GLIBCXX_HAVE_FPCLASS) +# define _GLIBCXX_HAVE_FPCLASS 1 +# define fpclass _fpclass +#endif + +#if defined (_GLIBCXX_HAVE__FREXPF) && ! defined (_GLIBCXX_HAVE_FREXPF) +# define _GLIBCXX_HAVE_FREXPF 1 +# define frexpf _frexpf +#endif + +#if defined (_GLIBCXX_HAVE__FREXPL) && ! defined (_GLIBCXX_HAVE_FREXPL) +# define _GLIBCXX_HAVE_FREXPL 1 +# define frexpl _frexpl +#endif + +#if defined (_GLIBCXX_HAVE__HYPOT) && ! defined (_GLIBCXX_HAVE_HYPOT) +# define _GLIBCXX_HAVE_HYPOT 1 +# define hypot _hypot +#endif + +#if defined (_GLIBCXX_HAVE__HYPOTF) && ! defined (_GLIBCXX_HAVE_HYPOTF) +# define _GLIBCXX_HAVE_HYPOTF 1 +# define hypotf _hypotf +#endif + +#if defined (_GLIBCXX_HAVE__HYPOTL) && ! defined (_GLIBCXX_HAVE_HYPOTL) +# define _GLIBCXX_HAVE_HYPOTL 1 +# define hypotl _hypotl +#endif + +#if defined (_GLIBCXX_HAVE__ISINF) && ! defined (_GLIBCXX_HAVE_ISINF) +# define _GLIBCXX_HAVE_ISINF 1 +# define isinf _isinf +#endif + +#if defined (_GLIBCXX_HAVE__ISINFF) && ! defined (_GLIBCXX_HAVE_ISINFF) +# define _GLIBCXX_HAVE_ISINFF 1 +# define isinff _isinff +#endif + +#if defined (_GLIBCXX_HAVE__ISINFL) && ! defined (_GLIBCXX_HAVE_ISINFL) +# define _GLIBCXX_HAVE_ISINFL 1 +# define isinfl _isinfl +#endif + +#if defined (_GLIBCXX_HAVE__ISNAN) && ! defined (_GLIBCXX_HAVE_ISNAN) +# define _GLIBCXX_HAVE_ISNAN 1 +# define isnan _isnan +#endif + +#if defined (_GLIBCXX_HAVE__ISNANF) && ! defined (_GLIBCXX_HAVE_ISNANF) +# define _GLIBCXX_HAVE_ISNANF 1 +# define isnanf _isnanf +#endif + +#if defined (_GLIBCXX_HAVE__ISNANL) && ! defined (_GLIBCXX_HAVE_ISNANL) +# define _GLIBCXX_HAVE_ISNANL 1 +# define isnanl _isnanl +#endif + +#if defined (_GLIBCXX_HAVE__LDEXPF) && ! defined (_GLIBCXX_HAVE_LDEXPF) +# define _GLIBCXX_HAVE_LDEXPF 1 +# define ldexpf _ldexpf +#endif + +#if defined (_GLIBCXX_HAVE__LDEXPL) && ! defined (_GLIBCXX_HAVE_LDEXPL) +# define _GLIBCXX_HAVE_LDEXPL 1 +# define ldexpl _ldexpl +#endif + +#if defined (_GLIBCXX_HAVE__LOG10F) && ! defined (_GLIBCXX_HAVE_LOG10F) +# define _GLIBCXX_HAVE_LOG10F 1 +# define log10f _log10f +#endif + +#if defined (_GLIBCXX_HAVE__LOG10L) && ! defined (_GLIBCXX_HAVE_LOG10L) +# define _GLIBCXX_HAVE_LOG10L 1 +# define log10l _log10l +#endif + +#if defined (_GLIBCXX_HAVE__LOGF) && ! defined (_GLIBCXX_HAVE_LOGF) +# define _GLIBCXX_HAVE_LOGF 1 +# define logf _logf +#endif + +#if defined (_GLIBCXX_HAVE__LOGL) && ! defined (_GLIBCXX_HAVE_LOGL) +# define _GLIBCXX_HAVE_LOGL 1 +# define logl _logl +#endif + +#if defined (_GLIBCXX_HAVE__MODF) && ! defined (_GLIBCXX_HAVE_MODF) +# define _GLIBCXX_HAVE_MODF 1 +# define modf _modf +#endif + +#if defined (_GLIBCXX_HAVE__MODFF) && ! defined (_GLIBCXX_HAVE_MODFF) +# define _GLIBCXX_HAVE_MODFF 1 +# define modff _modff +#endif + +#if defined (_GLIBCXX_HAVE__MODFL) && ! defined (_GLIBCXX_HAVE_MODFL) +# define _GLIBCXX_HAVE_MODFL 1 +# define modfl _modfl +#endif + +#if defined (_GLIBCXX_HAVE__POWF) && ! defined (_GLIBCXX_HAVE_POWF) +# define _GLIBCXX_HAVE_POWF 1 +# define powf _powf +#endif + +#if defined (_GLIBCXX_HAVE__POWL) && ! defined (_GLIBCXX_HAVE_POWL) +# define _GLIBCXX_HAVE_POWL 1 +# define powl _powl +#endif + +#if defined (_GLIBCXX_HAVE__QFPCLASS) && ! defined (_GLIBCXX_HAVE_QFPCLASS) +# define _GLIBCXX_HAVE_QFPCLASS 1 +# define qfpclass _qfpclass +#endif + +#if defined (_GLIBCXX_HAVE__SINCOS) && ! defined (_GLIBCXX_HAVE_SINCOS) +# define _GLIBCXX_HAVE_SINCOS 1 +# define sincos _sincos +#endif + +#if defined (_GLIBCXX_HAVE__SINCOSF) && ! defined (_GLIBCXX_HAVE_SINCOSF) +# define _GLIBCXX_HAVE_SINCOSF 1 +# define sincosf _sincosf +#endif + +#if defined (_GLIBCXX_HAVE__SINCOSL) && ! defined (_GLIBCXX_HAVE_SINCOSL) +# define _GLIBCXX_HAVE_SINCOSL 1 +# define sincosl _sincosl +#endif + +#if defined (_GLIBCXX_HAVE__SINF) && ! defined (_GLIBCXX_HAVE_SINF) +# define _GLIBCXX_HAVE_SINF 1 +# define sinf _sinf +#endif + +#if defined (_GLIBCXX_HAVE__SINHF) && ! defined (_GLIBCXX_HAVE_SINHF) +# define _GLIBCXX_HAVE_SINHF 1 +# define sinhf _sinhf +#endif + +#if defined (_GLIBCXX_HAVE__SINHL) && ! defined (_GLIBCXX_HAVE_SINHL) +# define _GLIBCXX_HAVE_SINHL 1 +# define sinhl _sinhl +#endif + +#if defined (_GLIBCXX_HAVE__SINL) && ! defined (_GLIBCXX_HAVE_SINL) +# define _GLIBCXX_HAVE_SINL 1 +# define sinl _sinl +#endif + +#if defined (_GLIBCXX_HAVE__SQRTF) && ! defined (_GLIBCXX_HAVE_SQRTF) +# define _GLIBCXX_HAVE_SQRTF 1 +# define sqrtf _sqrtf +#endif + +#if defined (_GLIBCXX_HAVE__SQRTL) && ! defined (_GLIBCXX_HAVE_SQRTL) +# define _GLIBCXX_HAVE_SQRTL 1 +# define sqrtl _sqrtl +#endif + +#if defined (_GLIBCXX_HAVE__STRTOF) && ! defined (_GLIBCXX_HAVE_STRTOF) +# define _GLIBCXX_HAVE_STRTOF 1 +# define strtof _strtof +#endif + +#if defined (_GLIBCXX_HAVE__STRTOLD) && ! defined (_GLIBCXX_HAVE_STRTOLD) +# define _GLIBCXX_HAVE_STRTOLD 1 +# define strtold _strtold +#endif + +#if defined (_GLIBCXX_HAVE__TANF) && ! defined (_GLIBCXX_HAVE_TANF) +# define _GLIBCXX_HAVE_TANF 1 +# define tanf _tanf +#endif + +#if defined (_GLIBCXX_HAVE__TANHF) && ! defined (_GLIBCXX_HAVE_TANHF) +# define _GLIBCXX_HAVE_TANHF 1 +# define tanhf _tanhf +#endif + +#if defined (_GLIBCXX_HAVE__TANHL) && ! defined (_GLIBCXX_HAVE_TANHL) +# define _GLIBCXX_HAVE_TANHL 1 +# define tanhl _tanhl +#endif + +#if defined (_GLIBCXX_HAVE__TANL) && ! defined (_GLIBCXX_HAVE_TANL) +# define _GLIBCXX_HAVE_TANL 1 +# define tanl _tanl +#endif + +#endif // _GLIBCXX_CXX_CONFIG_H diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h.blob new file mode 100644 index 0000000..39270a2 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++config.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h new file mode 100644 index 0000000..3c68311 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h @@ -0,0 +1,124 @@ +// Wrapper for underlying C-language localization -*- C++ -*- + +// Copyright (C) 2001-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/c++locale.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.8 Standard locale categories. +// + +// Written by Benjamin Kosnik + +#ifndef _GLIBCXX_CXX_LOCALE_H +#define _GLIBCXX_CXX_LOCALE_H 1 + +#pragma GCC system_header + +#include + +#define _GLIBCXX_C_LOCALE_GNU 1 + +#define _GLIBCXX_NUM_CATEGORIES 6 + +#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + extern "C" __typeof(uselocale) __uselocale; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace +#endif + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + typedef __locale_t __c_locale; + +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ +namespace __gnu_cxx_ieee128 { +#endif + + // Convert numeric value of type double and long double to string and + // return length of string. If vsnprintf is available use it, otherwise + // fall back to the unsafe vsprintf which, in general, can be dangerous + // and should be avoided. + inline int + __convert_from_v(const __c_locale& __cloc __attribute__ ((__unused__)), + char* __out, + const int __size __attribute__ ((__unused__)), + const char* __fmt, ...) + { +#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) + __c_locale __old = __gnu_cxx::__uselocale(__cloc); +#else + char* __old = std::setlocale(LC_NUMERIC, 0); + char* __sav = 0; + if (__builtin_strcmp(__old, "C")) + { + const size_t __len = __builtin_strlen(__old) + 1; + __sav = new char[__len]; + __builtin_memcpy(__sav, __old, __len); + std::setlocale(LC_NUMERIC, "C"); + } +#endif + + __builtin_va_list __args; + __builtin_va_start(__args, __fmt); + +#if _GLIBCXX_USE_C99_STDIO + const int __ret = __builtin_vsnprintf(__out, __size, __fmt, __args); +#else + const int __ret = __builtin_vsprintf(__out, __fmt, __args); +#endif + + __builtin_va_end(__args); + +#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) + __gnu_cxx::__uselocale(__old); +#else + if (__sav) + { + std::setlocale(LC_NUMERIC, __sav); + delete [] __sav; + } +#endif + return __ret; + } + +#if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ + && defined __LONG_DOUBLE_IEEE128__ +} // namespace __gnu_cxx_ieee128 +#endif + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h.blob new file mode 100644 index 0000000..ab9964f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@c++locale.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h new file mode 100644 index 0000000..95edb40 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h @@ -0,0 +1,33 @@ +// Specific definitions for generic platforms -*- C++ -*- + +// Copyright (C) 2005-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/cpu_defines.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iosfwd} + */ + +#ifndef _GLIBCXX_CPU_DEFINES +#define _GLIBCXX_CPU_DEFINES 1 + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h.blob new file mode 100644 index 0000000..b6bd957 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@cpu_defines.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h new file mode 100644 index 0000000..b15f2bd --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h @@ -0,0 +1,66 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 1997-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ctype_base.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +// Information as gleaned from /usr/include/ctype.h + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + /// @brief Base class for ctype. + struct ctype_base + { + // Non-standard typedefs. + typedef const int* __to_type; + + // NB: Offsets into ctype::_M_table force a particular size + // on the mask type. Because of this, we don't use an enum. + typedef unsigned short mask; + static const mask upper = _ISupper; + static const mask lower = _ISlower; + static const mask alpha = _ISalpha; + static const mask digit = _ISdigit; + static const mask xdigit = _ISxdigit; + static const mask space = _ISspace; + static const mask print = _ISprint; + static const mask graph = _ISalpha | _ISdigit | _ISpunct; + static const mask cntrl = _IScntrl; + static const mask punct = _ISpunct; + static const mask alnum = _ISalpha | _ISdigit; +#if __cplusplus >= 201103L + static const mask blank = _ISblank; +#endif + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h.blob new file mode 100644 index 0000000..788f818 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_base.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h new file mode 100644 index 0000000..33b0536 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h @@ -0,0 +1,76 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 2000-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/ctype_inline.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{locale} + */ + +// +// ISO C++ 14882: 22.1 Locales +// + +// ctype bits to be inlined go here. Non-inlinable (ie virtual do_*) +// functions go in ctype.cc + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + bool + ctype:: + is(mask __m, char __c) const + { return _M_table[static_cast(__c)] & __m; } + + const char* + ctype:: + is(const char* __low, const char* __high, mask* __vec) const + { + while (__low < __high) + *__vec++ = _M_table[static_cast(*__low++)]; + return __high; + } + + const char* + ctype:: + scan_is(mask __m, const char* __low, const char* __high) const + { + while (__low < __high + && !(_M_table[static_cast(*__low)] & __m)) + ++__low; + return __low; + } + + const char* + ctype:: + scan_not(mask __m, const char* __low, const char* __high) const + { + while (__low < __high + && (_M_table[static_cast(*__low)] & __m) != 0) + ++__low; + return __low; + } + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h.blob new file mode 100644 index 0000000..fa660ee Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@ctype_inline.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h new file mode 100644 index 0000000..ba27953 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h @@ -0,0 +1,180 @@ +// Specific definitions for generic platforms -*- C++ -*- + +// Copyright (C) 2007-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/error_constants.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{system_error} + */ + +#ifndef _GLIBCXX_ERROR_CONSTANTS +#define _GLIBCXX_ERROR_CONSTANTS 1 + +#include +#include + +namespace std _GLIBCXX_VISIBILITY(default) +{ +_GLIBCXX_BEGIN_NAMESPACE_VERSION + + enum class errc + { + address_family_not_supported = EAFNOSUPPORT, + address_in_use = EADDRINUSE, + address_not_available = EADDRNOTAVAIL, + already_connected = EISCONN, + argument_list_too_long = E2BIG, + argument_out_of_domain = EDOM, + bad_address = EFAULT, + bad_file_descriptor = EBADF, + +#ifdef EBADMSG + bad_message = EBADMSG, +#endif + + broken_pipe = EPIPE, + connection_aborted = ECONNABORTED, + connection_already_in_progress = EALREADY, + connection_refused = ECONNREFUSED, + connection_reset = ECONNRESET, + cross_device_link = EXDEV, + destination_address_required = EDESTADDRREQ, + device_or_resource_busy = EBUSY, + directory_not_empty = ENOTEMPTY, + executable_format_error = ENOEXEC, + file_exists = EEXIST, + file_too_large = EFBIG, + filename_too_long = ENAMETOOLONG, + function_not_supported = ENOSYS, + host_unreachable = EHOSTUNREACH, + +#ifdef EIDRM + identifier_removed = EIDRM, +#endif + + illegal_byte_sequence = EILSEQ, + inappropriate_io_control_operation = ENOTTY, + interrupted = EINTR, + invalid_argument = EINVAL, + invalid_seek = ESPIPE, + io_error = EIO, + is_a_directory = EISDIR, + message_size = EMSGSIZE, + network_down = ENETDOWN, + network_reset = ENETRESET, + network_unreachable = ENETUNREACH, + no_buffer_space = ENOBUFS, + no_child_process = ECHILD, + +#ifdef ENOLINK + no_link = ENOLINK, +#endif + + no_lock_available = ENOLCK, + +#ifdef ENODATA + no_message_available = ENODATA, +#endif + + no_message = ENOMSG, + no_protocol_option = ENOPROTOOPT, + no_space_on_device = ENOSPC, + +#ifdef ENOSR + no_stream_resources = ENOSR, +#endif + + no_such_device_or_address = ENXIO, + no_such_device = ENODEV, + no_such_file_or_directory = ENOENT, + no_such_process = ESRCH, + not_a_directory = ENOTDIR, + not_a_socket = ENOTSOCK, + +#ifdef ENOSTR + not_a_stream = ENOSTR, +#endif + + not_connected = ENOTCONN, + not_enough_memory = ENOMEM, + +#ifdef ENOTSUP + not_supported = ENOTSUP, +#endif + +#ifdef ECANCELED + operation_canceled = ECANCELED, +#endif + + operation_in_progress = EINPROGRESS, + operation_not_permitted = EPERM, + operation_not_supported = EOPNOTSUPP, + operation_would_block = EWOULDBLOCK, + +#ifdef EOWNERDEAD + owner_dead = EOWNERDEAD, +#endif + + permission_denied = EACCES, + +#ifdef EPROTO + protocol_error = EPROTO, +#endif + + protocol_not_supported = EPROTONOSUPPORT, + read_only_file_system = EROFS, + resource_deadlock_would_occur = EDEADLK, + resource_unavailable_try_again = EAGAIN, + result_out_of_range = ERANGE, + +#ifdef ENOTRECOVERABLE + state_not_recoverable = ENOTRECOVERABLE, +#endif + +#ifdef ETIME + stream_timeout = ETIME, +#endif + +#ifdef ETXTBSY + text_file_busy = ETXTBSY, +#endif + + timed_out = ETIMEDOUT, + too_many_files_open_in_system = ENFILE, + too_many_files_open = EMFILE, + too_many_links = EMLINK, + too_many_symbolic_link_levels = ELOOP, + +#ifdef EOVERFLOW + value_too_large = EOVERFLOW, +#elif defined __AVR__ + value_too_large = 999, +#endif + + wrong_protocol_type = EPROTOTYPE + }; + +_GLIBCXX_END_NAMESPACE_VERSION +} // namespace + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h.blob new file mode 100644 index 0000000..2d9edee Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@error_constants.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h new file mode 100644 index 0000000..7e02020 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h @@ -0,0 +1,890 @@ +/* Threads compatibility routines for libgcc2 and libobjc. */ +/* Compile this one with gcc. */ +/* Copyright (C) 1997-2023 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +. */ + +#ifndef _GLIBCXX_GCC_GTHR_POSIX_H +#define _GLIBCXX_GCC_GTHR_POSIX_H + +/* POSIX threads specific definitions. + Easy, since the interface is just one-to-one mapping. */ + +#define __GTHREADS 1 +#define __GTHREADS_CXX0X 1 + +#include + +#if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \ + || !defined(_GTHREAD_USE_MUTEX_TIMEDLOCK)) +# include +# if defined(_POSIX_TIMEOUTS) && _POSIX_TIMEOUTS >= 0 +# define _GTHREAD_USE_MUTEX_TIMEDLOCK 1 +# else +# define _GTHREAD_USE_MUTEX_TIMEDLOCK 0 +# endif +#endif + +typedef pthread_t __gthread_t; +typedef pthread_key_t __gthread_key_t; +typedef pthread_once_t __gthread_once_t; +typedef pthread_mutex_t __gthread_mutex_t; +typedef pthread_mutex_t __gthread_recursive_mutex_t; +typedef pthread_cond_t __gthread_cond_t; +typedef struct timespec __gthread_time_t; + +/* POSIX like conditional variables are supported. Please look at comments + in gthr.h for details. */ +#define __GTHREAD_HAS_COND 1 + +#define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER +#define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function +#define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT +#if defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER) +#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER +#elif defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP) +#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP +#else +#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function +#endif +#define __GTHREAD_COND_INIT PTHREAD_COND_INITIALIZER +#define __GTHREAD_TIME_INIT {0,0} + +#ifdef _GTHREAD_USE_MUTEX_INIT_FUNC +# undef __GTHREAD_MUTEX_INIT +#endif +#ifdef _GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC +# undef __GTHREAD_RECURSIVE_MUTEX_INIT +# undef __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION +# define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function +#endif +#ifdef _GTHREAD_USE_COND_INIT_FUNC +# undef __GTHREAD_COND_INIT +# define __GTHREAD_COND_INIT_FUNCTION __gthread_cond_init_function +#endif + +#if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK +# ifndef __gthrw_pragma +# define __gthrw_pragma(pragma) +# endif +# define __gthrw2(name,name2,type) \ + static __typeof(type) name \ + __attribute__ ((__weakref__(#name2), __copy__ (type))); \ + __gthrw_pragma(weak type) +# define __gthrw_(name) __gthrw_ ## name +#else +# define __gthrw2(name,name2,type) +# define __gthrw_(name) name +#endif + +/* Typically, __gthrw_foo is a weak reference to symbol foo. */ +#define __gthrw(name) __gthrw2(__gthrw_ ## name,name,name) + +__gthrw(pthread_once) +__gthrw(pthread_getspecific) +__gthrw(pthread_setspecific) + +__gthrw(pthread_create) +__gthrw(pthread_join) +__gthrw(pthread_equal) +__gthrw(pthread_self) +__gthrw(pthread_detach) +#ifndef __BIONIC__ +__gthrw(pthread_cancel) +#endif +__gthrw(sched_yield) + +__gthrw(pthread_mutex_lock) +__gthrw(pthread_mutex_trylock) +#if _GTHREAD_USE_MUTEX_TIMEDLOCK +__gthrw(pthread_mutex_timedlock) +#endif +__gthrw(pthread_mutex_unlock) +__gthrw(pthread_mutex_init) +__gthrw(pthread_mutex_destroy) + +__gthrw(pthread_cond_init) +__gthrw(pthread_cond_broadcast) +__gthrw(pthread_cond_signal) +__gthrw(pthread_cond_wait) +__gthrw(pthread_cond_timedwait) +__gthrw(pthread_cond_destroy) + +__gthrw(pthread_key_create) +__gthrw(pthread_key_delete) +__gthrw(pthread_mutexattr_init) +__gthrw(pthread_mutexattr_settype) +__gthrw(pthread_mutexattr_destroy) + + +#if defined(_LIBOBJC) || defined(_LIBOBJC_WEAK) +/* Objective-C. */ +__gthrw(pthread_exit) +#ifdef _POSIX_PRIORITY_SCHEDULING +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING +__gthrw(sched_get_priority_max) +__gthrw(sched_get_priority_min) +#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */ +#endif /* _POSIX_PRIORITY_SCHEDULING */ +__gthrw(pthread_attr_destroy) +__gthrw(pthread_attr_init) +__gthrw(pthread_attr_setdetachstate) +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING +__gthrw(pthread_getschedparam) +__gthrw(pthread_setschedparam) +#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */ +#endif /* _LIBOBJC || _LIBOBJC_WEAK */ + +#if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK + +/* On Solaris 2.6 up to 9, the libc exposes a POSIX threads interface even if + -pthreads is not specified. The functions are dummies and most return an + error value. However pthread_once returns 0 without invoking the routine + it is passed so we cannot pretend that the interface is active if -pthreads + is not specified. On Solaris 2.5.1, the interface is not exposed at all so + we need to play the usual game with weak symbols. On Solaris 10 and up, a + working interface is always exposed. On FreeBSD 6 and later, libc also + exposes a dummy POSIX threads interface, similar to what Solaris 2.6 up + to 9 does. FreeBSD >= 700014 even provides a pthread_cancel stub in libc, + which means the alternate __gthread_active_p below cannot be used there. */ + +#if defined(__FreeBSD__) || (defined(__sun) && defined(__svr4__)) + +static volatile int __gthread_active = -1; + +static void +__gthread_trigger (void) +{ + __gthread_active = 1; +} + +static inline int +__gthread_active_p (void) +{ + static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER; + static pthread_once_t __gthread_active_once = PTHREAD_ONCE_INIT; + + /* Avoid reading __gthread_active twice on the main code path. */ + int __gthread_active_latest_value = __gthread_active; + + /* This test is not protected to avoid taking a lock on the main code + path so every update of __gthread_active in a threaded program must + be atomic with regard to the result of the test. */ + if (__builtin_expect (__gthread_active_latest_value < 0, 0)) + { + if (__gthrw_(pthread_once)) + { + /* If this really is a threaded program, then we must ensure that + __gthread_active has been set to 1 before exiting this block. */ + __gthrw_(pthread_mutex_lock) (&__gthread_active_mutex); + __gthrw_(pthread_once) (&__gthread_active_once, __gthread_trigger); + __gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex); + } + + /* Make sure we'll never enter this block again. */ + if (__gthread_active < 0) + __gthread_active = 0; + + __gthread_active_latest_value = __gthread_active; + } + + return __gthread_active_latest_value != 0; +} + +#else /* neither FreeBSD nor Solaris */ + +/* For a program to be multi-threaded the only thing that it certainly must + be using is pthread_create. However, there may be other libraries that + intercept pthread_create with their own definitions to wrap pthreads + functionality for some purpose. In those cases, pthread_create being + defined might not necessarily mean that libpthread is actually linked + in. + + For the GNU C library, we can use a known internal name. This is always + available in the ABI, but no other library would define it. That is + ideal, since any public pthread function might be intercepted just as + pthread_create might be. __pthread_key_create is an "internal" + implementation symbol, but it is part of the public exported ABI. Also, + it's among the symbols that the static libpthread.a always links in + whenever pthread_create is used, so there is no danger of a false + negative result in any statically-linked, multi-threaded program. + + For others, we choose pthread_cancel as a function that seems unlikely + to be redefined by an interceptor library. The bionic (Android) C + library does not provide pthread_cancel, so we do use pthread_create + there (and interceptor libraries lose). */ + +#ifdef __GLIBC__ +__gthrw2(__gthrw_(__pthread_key_create), + __pthread_key_create, + pthread_key_create) +# define GTHR_ACTIVE_PROXY __gthrw_(__pthread_key_create) +#elif defined (__BIONIC__) +# define GTHR_ACTIVE_PROXY __gthrw_(pthread_create) +#else +# define GTHR_ACTIVE_PROXY __gthrw_(pthread_cancel) +#endif + +static inline int +__gthread_active_p (void) +{ + static void *const __gthread_active_ptr + = __extension__ (void *) >HR_ACTIVE_PROXY; + return __gthread_active_ptr != 0; +} + +#endif /* FreeBSD or Solaris */ + +#else /* not __GXX_WEAK__ */ + +/* Similar to Solaris, HP-UX 11 for PA-RISC provides stubs for pthread + calls in shared flavors of the HP-UX C library. Most of the stubs + have no functionality. The details are described in the "libc cumulative + patch" for each subversion of HP-UX 11. There are two special interfaces + provided for checking whether an application is linked to a shared pthread + library or not. However, these interfaces aren't available in early + libpthread libraries. We also need a test that works for archive + libraries. We can't use pthread_once as some libc versions call the + init function. We also can't use pthread_create or pthread_attr_init + as these create a thread and thereby prevent changing the default stack + size. The function pthread_default_stacksize_np is available in both + the archive and shared versions of libpthread. It can be used to + determine the default pthread stack size. There is a stub in some + shared libc versions which returns a zero size if pthreads are not + active. We provide an equivalent stub to handle cases where libc + doesn't provide one. */ + +#if defined(__hppa__) && defined(__hpux__) + +static volatile int __gthread_active = -1; + +static inline int +__gthread_active_p (void) +{ + /* Avoid reading __gthread_active twice on the main code path. */ + int __gthread_active_latest_value = __gthread_active; + size_t __s; + + if (__builtin_expect (__gthread_active_latest_value < 0, 0)) + { + pthread_default_stacksize_np (0, &__s); + __gthread_active = __s ? 1 : 0; + __gthread_active_latest_value = __gthread_active; + } + + return __gthread_active_latest_value != 0; +} + +#else /* not hppa-hpux */ + +static inline int +__gthread_active_p (void) +{ + return 1; +} + +#endif /* hppa-hpux */ + +#endif /* __GXX_WEAK__ */ + +#ifdef _LIBOBJC + +/* This is the config.h file in libobjc/ */ +#include + +#ifdef HAVE_SCHED_H +# include +#endif + +/* Key structure for maintaining thread specific storage */ +static pthread_key_t _objc_thread_storage; +static pthread_attr_t _objc_thread_attribs; + +/* Thread local storage for a single thread */ +static void *thread_local_storage = NULL; + +/* Backend initialization functions */ + +/* Initialize the threads subsystem. */ +static inline int +__gthread_objc_init_thread_system (void) +{ + if (__gthread_active_p ()) + { + /* Initialize the thread storage key. */ + if (__gthrw_(pthread_key_create) (&_objc_thread_storage, NULL) == 0) + { + /* The normal default detach state for threads is + * PTHREAD_CREATE_JOINABLE which causes threads to not die + * when you think they should. */ + if (__gthrw_(pthread_attr_init) (&_objc_thread_attribs) == 0 + && __gthrw_(pthread_attr_setdetachstate) (&_objc_thread_attribs, + PTHREAD_CREATE_DETACHED) == 0) + return 0; + } + } + + return -1; +} + +/* Close the threads subsystem. */ +static inline int +__gthread_objc_close_thread_system (void) +{ + if (__gthread_active_p () + && __gthrw_(pthread_key_delete) (_objc_thread_storage) == 0 + && __gthrw_(pthread_attr_destroy) (&_objc_thread_attribs) == 0) + return 0; + + return -1; +} + +/* Backend thread functions */ + +/* Create a new thread of execution. */ +static inline objc_thread_t +__gthread_objc_thread_detach (void (*func)(void *), void *arg) +{ + objc_thread_t thread_id; + pthread_t new_thread_handle; + + if (!__gthread_active_p ()) + return NULL; + + if (!(__gthrw_(pthread_create) (&new_thread_handle, &_objc_thread_attribs, + (void *) func, arg))) + thread_id = (objc_thread_t) new_thread_handle; + else + thread_id = NULL; + + return thread_id; +} + +/* Set the current thread's priority. */ +static inline int +__gthread_objc_thread_set_priority (int priority) +{ + if (!__gthread_active_p ()) + return -1; + else + { +#ifdef _POSIX_PRIORITY_SCHEDULING +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING + pthread_t thread_id = __gthrw_(pthread_self) (); + int policy; + struct sched_param params; + int priority_min, priority_max; + + if (__gthrw_(pthread_getschedparam) (thread_id, &policy, ¶ms) == 0) + { + if ((priority_max = __gthrw_(sched_get_priority_max) (policy)) == -1) + return -1; + + if ((priority_min = __gthrw_(sched_get_priority_min) (policy)) == -1) + return -1; + + if (priority > priority_max) + priority = priority_max; + else if (priority < priority_min) + priority = priority_min; + params.sched_priority = priority; + + /* + * The solaris 7 and several other man pages incorrectly state that + * this should be a pointer to policy but pthread.h is universally + * at odds with this. + */ + if (__gthrw_(pthread_setschedparam) (thread_id, policy, ¶ms) == 0) + return 0; + } +#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */ +#endif /* _POSIX_PRIORITY_SCHEDULING */ + return -1; + } +} + +/* Return the current thread's priority. */ +static inline int +__gthread_objc_thread_get_priority (void) +{ +#ifdef _POSIX_PRIORITY_SCHEDULING +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING + if (__gthread_active_p ()) + { + int policy; + struct sched_param params; + + if (__gthrw_(pthread_getschedparam) (__gthrw_(pthread_self) (), &policy, ¶ms) == 0) + return params.sched_priority; + else + return -1; + } + else +#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */ +#endif /* _POSIX_PRIORITY_SCHEDULING */ + return OBJC_THREAD_INTERACTIVE_PRIORITY; +} + +/* Yield our process time to another thread. */ +static inline void +__gthread_objc_thread_yield (void) +{ + if (__gthread_active_p ()) + __gthrw_(sched_yield) (); +} + +/* Terminate the current thread. */ +static inline int +__gthread_objc_thread_exit (void) +{ + if (__gthread_active_p ()) + /* exit the thread */ + __gthrw_(pthread_exit) (&__objc_thread_exit_status); + + /* Failed if we reached here */ + return -1; +} + +/* Returns an integer value which uniquely describes a thread. */ +static inline objc_thread_t +__gthread_objc_thread_id (void) +{ + if (__gthread_active_p ()) + return (objc_thread_t) __gthrw_(pthread_self) (); + else + return (objc_thread_t) 1; +} + +/* Sets the thread's local storage pointer. */ +static inline int +__gthread_objc_thread_set_data (void *value) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_setspecific) (_objc_thread_storage, value); + else + { + thread_local_storage = value; + return 0; + } +} + +/* Returns the thread's local storage pointer. */ +static inline void * +__gthread_objc_thread_get_data (void) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_getspecific) (_objc_thread_storage); + else + return thread_local_storage; +} + +/* Backend mutex functions */ + +/* Allocate a mutex. */ +static inline int +__gthread_objc_mutex_allocate (objc_mutex_t mutex) +{ + if (__gthread_active_p ()) + { + mutex->backend = objc_malloc (sizeof (pthread_mutex_t)); + + if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, NULL)) + { + objc_free (mutex->backend); + mutex->backend = NULL; + return -1; + } + } + + return 0; +} + +/* Deallocate a mutex. */ +static inline int +__gthread_objc_mutex_deallocate (objc_mutex_t mutex) +{ + if (__gthread_active_p ()) + { + int count; + + /* + * Posix Threads specifically require that the thread be unlocked + * for __gthrw_(pthread_mutex_destroy) to work. + */ + + do + { + count = __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend); + if (count < 0) + return -1; + } + while (count); + + if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend)) + return -1; + + objc_free (mutex->backend); + mutex->backend = NULL; + } + return 0; +} + +/* Grab a lock on a mutex. */ +static inline int +__gthread_objc_mutex_lock (objc_mutex_t mutex) +{ + if (__gthread_active_p () + && __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend) != 0) + { + return -1; + } + + return 0; +} + +/* Try to grab a lock on a mutex. */ +static inline int +__gthread_objc_mutex_trylock (objc_mutex_t mutex) +{ + if (__gthread_active_p () + && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 0) + { + return -1; + } + + return 0; +} + +/* Unlock the mutex */ +static inline int +__gthread_objc_mutex_unlock (objc_mutex_t mutex) +{ + if (__gthread_active_p () + && __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend) != 0) + { + return -1; + } + + return 0; +} + +/* Backend condition mutex functions */ + +/* Allocate a condition. */ +static inline int +__gthread_objc_condition_allocate (objc_condition_t condition) +{ + if (__gthread_active_p ()) + { + condition->backend = objc_malloc (sizeof (pthread_cond_t)); + + if (__gthrw_(pthread_cond_init) ((pthread_cond_t *) condition->backend, NULL)) + { + objc_free (condition->backend); + condition->backend = NULL; + return -1; + } + } + + return 0; +} + +/* Deallocate a condition. */ +static inline int +__gthread_objc_condition_deallocate (objc_condition_t condition) +{ + if (__gthread_active_p ()) + { + if (__gthrw_(pthread_cond_destroy) ((pthread_cond_t *) condition->backend)) + return -1; + + objc_free (condition->backend); + condition->backend = NULL; + } + return 0; +} + +/* Wait on the condition */ +static inline int +__gthread_objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_cond_wait) ((pthread_cond_t *) condition->backend, + (pthread_mutex_t *) mutex->backend); + else + return 0; +} + +/* Wake up all threads waiting on this condition. */ +static inline int +__gthread_objc_condition_broadcast (objc_condition_t condition) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_cond_broadcast) ((pthread_cond_t *) condition->backend); + else + return 0; +} + +/* Wake up one thread waiting on this condition. */ +static inline int +__gthread_objc_condition_signal (objc_condition_t condition) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_cond_signal) ((pthread_cond_t *) condition->backend); + else + return 0; +} + +#else /* _LIBOBJC */ + +static inline int +__gthread_create (__gthread_t *__threadid, void *(*__func) (void*), + void *__args) +{ + return __gthrw_(pthread_create) (__threadid, NULL, __func, __args); +} + +static inline int +__gthread_join (__gthread_t __threadid, void **__value_ptr) +{ + return __gthrw_(pthread_join) (__threadid, __value_ptr); +} + +static inline int +__gthread_detach (__gthread_t __threadid) +{ + return __gthrw_(pthread_detach) (__threadid); +} + +static inline int +__gthread_equal (__gthread_t __t1, __gthread_t __t2) +{ + return __gthrw_(pthread_equal) (__t1, __t2); +} + +static inline __gthread_t +__gthread_self (void) +{ + return __gthrw_(pthread_self) (); +} + +static inline int +__gthread_yield (void) +{ + return __gthrw_(sched_yield) (); +} + +static inline int +__gthread_once (__gthread_once_t *__once, void (*__func) (void)) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_once) (__once, __func); + else + return -1; +} + +static inline int +__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)) +{ + return __gthrw_(pthread_key_create) (__key, __dtor); +} + +static inline int +__gthread_key_delete (__gthread_key_t __key) +{ + return __gthrw_(pthread_key_delete) (__key); +} + +static inline void * +__gthread_getspecific (__gthread_key_t __key) +{ + return __gthrw_(pthread_getspecific) (__key); +} + +static inline int +__gthread_setspecific (__gthread_key_t __key, const void *__ptr) +{ + return __gthrw_(pthread_setspecific) (__key, __ptr); +} + +static inline void +__gthread_mutex_init_function (__gthread_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + __gthrw_(pthread_mutex_init) (__mutex, NULL); +} + +static inline int +__gthread_mutex_destroy (__gthread_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_mutex_destroy) (__mutex); + else + return 0; +} + +static inline int +__gthread_mutex_lock (__gthread_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_mutex_lock) (__mutex); + else + return 0; +} + +static inline int +__gthread_mutex_trylock (__gthread_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_mutex_trylock) (__mutex); + else + return 0; +} + +#if _GTHREAD_USE_MUTEX_TIMEDLOCK +static inline int +__gthread_mutex_timedlock (__gthread_mutex_t *__mutex, + const __gthread_time_t *__abs_timeout) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_mutex_timedlock) (__mutex, __abs_timeout); + else + return 0; +} +#endif + +static inline int +__gthread_mutex_unlock (__gthread_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + return __gthrw_(pthread_mutex_unlock) (__mutex); + else + return 0; +} + +#if !defined( PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP) \ + || defined(_GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC) +static inline int +__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex) +{ + if (__gthread_active_p ()) + { + pthread_mutexattr_t __attr; + int __r; + + __r = __gthrw_(pthread_mutexattr_init) (&__attr); + if (!__r) + __r = __gthrw_(pthread_mutexattr_settype) (&__attr, + PTHREAD_MUTEX_RECURSIVE); + if (!__r) + __r = __gthrw_(pthread_mutex_init) (__mutex, &__attr); + if (!__r) + __r = __gthrw_(pthread_mutexattr_destroy) (&__attr); + return __r; + } + return 0; +} +#endif + +static inline int +__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) +{ + return __gthread_mutex_lock (__mutex); +} + +static inline int +__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) +{ + return __gthread_mutex_trylock (__mutex); +} + +#if _GTHREAD_USE_MUTEX_TIMEDLOCK +static inline int +__gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *__mutex, + const __gthread_time_t *__abs_timeout) +{ + return __gthread_mutex_timedlock (__mutex, __abs_timeout); +} +#endif + +static inline int +__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) +{ + return __gthread_mutex_unlock (__mutex); +} + +static inline int +__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex) +{ + return __gthread_mutex_destroy (__mutex); +} + +#ifdef _GTHREAD_USE_COND_INIT_FUNC +static inline void +__gthread_cond_init_function (__gthread_cond_t *__cond) +{ + if (__gthread_active_p ()) + __gthrw_(pthread_cond_init) (__cond, NULL); +} +#endif + +static inline int +__gthread_cond_broadcast (__gthread_cond_t *__cond) +{ + return __gthrw_(pthread_cond_broadcast) (__cond); +} + +static inline int +__gthread_cond_signal (__gthread_cond_t *__cond) +{ + return __gthrw_(pthread_cond_signal) (__cond); +} + +static inline int +__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex) +{ + return __gthrw_(pthread_cond_wait) (__cond, __mutex); +} + +static inline int +__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex, + const __gthread_time_t *__abs_timeout) +{ + return __gthrw_(pthread_cond_timedwait) (__cond, __mutex, __abs_timeout); +} + +static inline int +__gthread_cond_wait_recursive (__gthread_cond_t *__cond, + __gthread_recursive_mutex_t *__mutex) +{ + return __gthread_cond_wait (__cond, __mutex); +} + +static inline int +__gthread_cond_destroy (__gthread_cond_t* __cond) +{ + return __gthrw_(pthread_cond_destroy) (__cond); +} + +#endif /* _LIBOBJC */ + +#endif /* ! _GLIBCXX_GCC_GTHR_POSIX_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h.blob new file mode 100644 index 0000000..4cd5a6f Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr-default.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h new file mode 100644 index 0000000..d99df31 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h @@ -0,0 +1,154 @@ +/* Threads compatibility routines for libgcc2. */ +/* Compile this one with gcc. */ +/* Copyright (C) 1997-2023 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +. */ + +#ifndef _GLIBCXX_GCC_GTHR_H +#define _GLIBCXX_GCC_GTHR_H + +#ifndef _GLIBCXX_HIDE_EXPORTS +#pragma GCC visibility push(default) +#endif + +/* If this file is compiled with threads support, it must + #define __GTHREADS 1 + to indicate that threads support is present. Also it has define + function + int __gthread_active_p () + that returns 1 if thread system is active, 0 if not. + + The threads interface must define the following types: + __gthread_key_t + __gthread_once_t + __gthread_mutex_t + __gthread_recursive_mutex_t + + The threads interface must define the following macros: + + __GTHREAD_ONCE_INIT + to initialize __gthread_once_t + __GTHREAD_MUTEX_INIT + to initialize __gthread_mutex_t to get a fast + non-recursive mutex. + __GTHREAD_MUTEX_INIT_FUNCTION + to initialize __gthread_mutex_t to get a fast + non-recursive mutex. + Define this to a function which looks like this: + void __GTHREAD_MUTEX_INIT_FUNCTION (__gthread_mutex_t *) + Some systems can't initialize a mutex without a + function call. Don't define __GTHREAD_MUTEX_INIT in this case. + __GTHREAD_RECURSIVE_MUTEX_INIT + __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION + as above, but for a recursive mutex. + + The threads interface must define the following static functions: + + int __gthread_once (__gthread_once_t *once, void (*func) ()) + + int __gthread_key_create (__gthread_key_t *keyp, void (*dtor) (void *)) + int __gthread_key_delete (__gthread_key_t key) + + void *__gthread_getspecific (__gthread_key_t key) + int __gthread_setspecific (__gthread_key_t key, const void *ptr) + + int __gthread_mutex_destroy (__gthread_mutex_t *mutex); + int __gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *mutex); + + int __gthread_mutex_lock (__gthread_mutex_t *mutex); + int __gthread_mutex_trylock (__gthread_mutex_t *mutex); + int __gthread_mutex_unlock (__gthread_mutex_t *mutex); + + int __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex); + int __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex); + int __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex); + + The following are supported in POSIX threads only. They are required to + fix a deadlock in static initialization inside libsupc++. The header file + gthr-posix.h defines a symbol __GTHREAD_HAS_COND to signify that these extra + features are supported. + + Types: + __gthread_cond_t + + Macros: + __GTHREAD_COND_INIT + __GTHREAD_COND_INIT_FUNCTION + + Interface: + int __gthread_cond_broadcast (__gthread_cond_t *cond); + int __gthread_cond_wait (__gthread_cond_t *cond, __gthread_mutex_t *mutex); + int __gthread_cond_wait_recursive (__gthread_cond_t *cond, + __gthread_recursive_mutex_t *mutex); + + All functions returning int should return zero on success or the error + number. If the operation is not supported, -1 is returned. + + If the following are also defined, you should + #define __GTHREADS_CXX0X 1 + to enable the c++0x thread library. + + Types: + __gthread_t + __gthread_time_t + + Interface: + int __gthread_create (__gthread_t *thread, void *(*func) (void*), + void *args); + int __gthread_join (__gthread_t thread, void **value_ptr); + int __gthread_detach (__gthread_t thread); + int __gthread_equal (__gthread_t t1, __gthread_t t2); + __gthread_t __gthread_self (void); + int __gthread_yield (void); + + int __gthread_mutex_timedlock (__gthread_mutex_t *m, + const __gthread_time_t *abs_timeout); + int __gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *m, + const __gthread_time_t *abs_time); + + int __gthread_cond_signal (__gthread_cond_t *cond); + int __gthread_cond_timedwait (__gthread_cond_t *cond, + __gthread_mutex_t *mutex, + const __gthread_time_t *abs_timeout); + +*/ + +#if __GXX_WEAK__ +/* The pe-coff weak support isn't fully compatible to ELF's weak. + For static libraries it might would work, but as we need to deal + with shared versions too, we disable it for mingw-targets. */ +#ifdef __MINGW32__ +#undef _GLIBCXX_GTHREAD_USE_WEAK +#define _GLIBCXX_GTHREAD_USE_WEAK 0 +#endif + +#ifndef _GLIBCXX_GTHREAD_USE_WEAK +#define _GLIBCXX_GTHREAD_USE_WEAK 1 +#endif +#endif +#include + +#ifndef _GLIBCXX_HIDE_EXPORTS +#pragma GCC visibility pop +#endif + +#endif /* ! _GLIBCXX_GCC_GTHR_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h.blob new file mode 100644 index 0000000..6b81e43 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@gthr.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h new file mode 100644 index 0000000..8731703 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h @@ -0,0 +1,85 @@ +// Specific definitions for GNU/Linux -*- C++ -*- + +// Copyright (C) 2000-2023 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// . + +/** @file bits/os_defines.h + * This is an internal header file, included by other library headers. + * Do not attempt to use it directly. @headername{iosfwd} + */ + +#ifndef _GLIBCXX_OS_DEFINES +#define _GLIBCXX_OS_DEFINES 1 + +// System-specific #define, typedefs, corrections, etc, go here. This +// file will come before all others. + +// This keeps isalnum, et al from being propagated as macros. +#define __NO_CTYPE 1 + +#include + +// Provide a declaration for the possibly deprecated gets function, as +// glibc 2.15 and later does not declare gets for ISO C11 when +// __GNU_SOURCE is defined. +#if __GLIBC_PREREQ(2,15) && defined(_GNU_SOURCE) +# undef _GLIBCXX_HAVE_GETS +#endif + +// Glibc 2.23 removed the obsolete isinf and isnan declarations. Check the +// version dynamically in case it has changed since libstdc++ was configured. +#define _GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC __GLIBC_PREREQ(2,23) + +// Glibc 2.26 on i?86/x86-64/ia64/ppc64le added *f128 support. +// Glibc 2.27 added it also on many other arches but those have IEEE quad +// long double. +#if __GLIBC_PREREQ(2, 26) \ + && (defined(__i386__) || defined(__x86_64__) || defined (__ia64__) \ + || (defined(__powerpc__) && defined(_ARCH_PWR8) \ + && defined(__LITTLE_ENDIAN__) && (_CALL_ELF == 2) \ + && defined(__FLOAT128__))) +# define _GLIBCXX_HAVE_FLOAT128_MATH 1 +#endif + +#ifdef __linux__ +// The following libpthread properties only apply to Linux, not GNU/Hurd. + +# if __GLIBC_PREREQ(2, 27) +// Since glibc 2.27 pthread_self() is usable without linking to libpthread. +# define _GLIBCXX_NATIVE_THREAD_ID pthread_self() +# else +// Before then it was in libc.so.6 but not libc.a, and always returns 0, +// which breaks the invariant this_thread::get_id() != thread::id{}. +// So only use it if we know the libpthread version is available. +// Otherwise use (__gthread_t)1 as the ID of the main (and only) thread. +# define _GLIBCXX_NATIVE_THREAD_ID \ + (__gthread_active_p() ? __gthread_self() : (__gthread_t)1) +# endif + +# if __GLIBC_PREREQ(2, 34) +// Since glibc 2.34 all pthreads functions are usable without linking to +// libpthread. +# define _GLIBCXX_GTHREAD_USE_WEAK 0 +# endif +#endif // __linux__ + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h.blob new file mode 100644 index 0000000..00c7391 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@c++@13.1.1@x86_64-pc-linux-gnu@bits@os_defines.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h new file mode 100644 index 0000000..e33abe4 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h @@ -0,0 +1,329 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard 7.4: Character handling + */ + +#ifndef _CTYPE_H +#define _CTYPE_H 1 + +#include +#include + +__BEGIN_DECLS + +#ifndef _ISbit +/* These are all the characteristics of characters. + If there get to be more than 16 distinct characteristics, + many things must be changed that use `unsigned short int's. + + The characteristics are stored always in network byte order (big + endian). We define the bit value interpretations here dependent on the + machine's byte order. */ + +# include +# if __BYTE_ORDER == __BIG_ENDIAN +# define _ISbit(bit) (1 << (bit)) +# else /* __BYTE_ORDER == __LITTLE_ENDIAN */ +# define _ISbit(bit) ((bit) < 8 ? ((1 << (bit)) << 8) : ((1 << (bit)) >> 8)) +# endif + +enum +{ + _ISupper = _ISbit (0), /* UPPERCASE. */ + _ISlower = _ISbit (1), /* lowercase. */ + _ISalpha = _ISbit (2), /* Alphabetic. */ + _ISdigit = _ISbit (3), /* Numeric. */ + _ISxdigit = _ISbit (4), /* Hexadecimal numeric. */ + _ISspace = _ISbit (5), /* Whitespace. */ + _ISprint = _ISbit (6), /* Printing. */ + _ISgraph = _ISbit (7), /* Graphical. */ + _ISblank = _ISbit (8), /* Blank (usually SPC and TAB). */ + _IScntrl = _ISbit (9), /* Control character. */ + _ISpunct = _ISbit (10), /* Punctuation. */ + _ISalnum = _ISbit (11) /* Alphanumeric. */ +}; +#endif /* ! _ISbit */ + +/* These are defined in ctype-info.c. + The declarations here must match those in localeinfo.h. + + In the thread-specific locale model (see `uselocale' in ) + we cannot use global variables for these as was done in the past. + Instead, the following accessor functions return the address of + each variable, which is local to the current thread if multithreaded. + + These point into arrays of 384, so they can be indexed by any `unsigned + char' value [0,255]; by EOF (-1); or by any `signed char' value + [-128,-1). ISO C requires that the ctype functions work for `unsigned + char' values and for EOF; we also support negative `signed char' values + for broken old programs. The case conversion arrays are of `int's + rather than `unsigned char's because tolower (EOF) must be EOF, which + doesn't fit into an `unsigned char'. But today more important is that + the arrays are also used for multi-byte character sets. */ +extern const unsigned short int **__ctype_b_loc (void) + __THROW __attribute__ ((__const__)); +extern const __int32_t **__ctype_tolower_loc (void) + __THROW __attribute__ ((__const__)); +extern const __int32_t **__ctype_toupper_loc (void) + __THROW __attribute__ ((__const__)); + + +#ifndef __cplusplus +# define __isctype(c, type) \ + ((*__ctype_b_loc ())[(int) (c)] & (unsigned short int) type) +#elif defined __USE_EXTERN_INLINES +# define __isctype_f(type) \ + __extern_inline int \ + is##type (int __c) __THROW \ + { \ + return (*__ctype_b_loc ())[(int) (__c)] & (unsigned short int) _IS##type; \ + } +#endif + +#define __isascii(c) (((c) & ~0x7f) == 0) /* If C is a 7 bit value. */ +#define __toascii(c) ((c) & 0x7f) /* Mask off high bits. */ + +#define __exctype(name) extern int name (int) __THROW + +/* The following names are all functions: + int isCHARACTERISTIC(int c); + which return nonzero iff C has CHARACTERISTIC. + For the meaning of the characteristic names, see the `enum' above. */ +__exctype (isalnum); +__exctype (isalpha); +__exctype (iscntrl); +__exctype (isdigit); +__exctype (islower); +__exctype (isgraph); +__exctype (isprint); +__exctype (ispunct); +__exctype (isspace); +__exctype (isupper); +__exctype (isxdigit); + + +/* Return the lowercase version of C. */ +extern int tolower (int __c) __THROW; + +/* Return the uppercase version of C. */ +extern int toupper (int __c) __THROW; + + +/* ISO C99 introduced one new function. */ +#ifdef __USE_ISOC99 +__exctype (isblank); +#endif + +#ifdef __USE_GNU +/* Test C for a set of character classes according to MASK. */ +extern int isctype (int __c, int __mask) __THROW; +#endif + +#if defined __USE_MISC || defined __USE_XOPEN + +/* Return nonzero iff C is in the ASCII set + (i.e., is no more than 7 bits wide). */ +extern int isascii (int __c) __THROW; + +/* Return the part of C that is in the ASCII set + (i.e., the low-order 7 bits of C). */ +extern int toascii (int __c) __THROW; + +/* These are the same as `toupper' and `tolower' except that they do not + check the argument for being in the range of a `char'. */ +__exctype (_toupper); +__exctype (_tolower); +#endif /* Use X/Open or use misc. */ + +/* This code is needed for the optimized mapping functions. */ +#define __tobody(c, f, a, args) \ + (__extension__ \ + ({ int __res; \ + if (sizeof (c) > 1) \ + { \ + if (__builtin_constant_p (c)) \ + { \ + int __c = (c); \ + __res = __c < -128 || __c > 255 ? __c : (a)[__c]; \ + } \ + else \ + __res = f args; \ + } \ + else \ + __res = (a)[(int) (c)]; \ + __res; })) + +#if !defined __NO_CTYPE +# ifdef __isctype_f +__isctype_f (alnum) +__isctype_f (alpha) +__isctype_f (cntrl) +__isctype_f (digit) +__isctype_f (lower) +__isctype_f (graph) +__isctype_f (print) +__isctype_f (punct) +__isctype_f (space) +__isctype_f (upper) +__isctype_f (xdigit) +# ifdef __USE_ISOC99 +__isctype_f (blank) +# endif +# elif defined __isctype +# define isalnum(c) __isctype((c), _ISalnum) +# define isalpha(c) __isctype((c), _ISalpha) +# define iscntrl(c) __isctype((c), _IScntrl) +# define isdigit(c) __isctype((c), _ISdigit) +# define islower(c) __isctype((c), _ISlower) +# define isgraph(c) __isctype((c), _ISgraph) +# define isprint(c) __isctype((c), _ISprint) +# define ispunct(c) __isctype((c), _ISpunct) +# define isspace(c) __isctype((c), _ISspace) +# define isupper(c) __isctype((c), _ISupper) +# define isxdigit(c) __isctype((c), _ISxdigit) +# ifdef __USE_ISOC99 +# define isblank(c) __isctype((c), _ISblank) +# endif +# endif + +# ifdef __USE_EXTERN_INLINES +__extern_inline int +__NTH (tolower (int __c)) +{ + return __c >= -128 && __c < 256 ? (*__ctype_tolower_loc ())[__c] : __c; +} + +__extern_inline int +__NTH (toupper (int __c)) +{ + return __c >= -128 && __c < 256 ? (*__ctype_toupper_loc ())[__c] : __c; +} +# endif + +# if __GNUC__ >= 2 && defined __OPTIMIZE__ && !defined __cplusplus +# define tolower(c) __tobody (c, tolower, *__ctype_tolower_loc (), (c)) +# define toupper(c) __tobody (c, toupper, *__ctype_toupper_loc (), (c)) +# endif /* Optimizing gcc */ + +# if defined __USE_MISC || defined __USE_XOPEN +# define isascii(c) __isascii (c) +# define toascii(c) __toascii (c) + +# define _tolower(c) ((int) (*__ctype_tolower_loc ())[(int) (c)]) +# define _toupper(c) ((int) (*__ctype_toupper_loc ())[(int) (c)]) +# endif + +#endif /* Not __NO_CTYPE. */ + + +#ifdef __USE_XOPEN2K8 +/* POSIX.1-2008 extended locale interface (see locale.h). */ +# include + +/* These definitions are similar to the ones above but all functions + take as an argument a handle for the locale which shall be used. */ +# define __isctype_l(c, type, locale) \ + ((locale)->__ctype_b[(int) (c)] & (unsigned short int) type) + +# define __exctype_l(name) \ + extern int name (int, locale_t) __THROW + +/* The following names are all functions: + int isCHARACTERISTIC(int c, locale_t *locale); + which return nonzero iff C has CHARACTERISTIC. + For the meaning of the characteristic names, see the `enum' above. */ +__exctype_l (isalnum_l); +__exctype_l (isalpha_l); +__exctype_l (iscntrl_l); +__exctype_l (isdigit_l); +__exctype_l (islower_l); +__exctype_l (isgraph_l); +__exctype_l (isprint_l); +__exctype_l (ispunct_l); +__exctype_l (isspace_l); +__exctype_l (isupper_l); +__exctype_l (isxdigit_l); + +__exctype_l (isblank_l); + + +/* Return the lowercase version of C in locale L. */ +extern int __tolower_l (int __c, locale_t __l) __THROW; +extern int tolower_l (int __c, locale_t __l) __THROW; + +/* Return the uppercase version of C. */ +extern int __toupper_l (int __c, locale_t __l) __THROW; +extern int toupper_l (int __c, locale_t __l) __THROW; + +# if __GNUC__ >= 2 && defined __OPTIMIZE__ && !defined __cplusplus +# define __tolower_l(c, locale) \ + __tobody (c, __tolower_l, (locale)->__ctype_tolower, (c, locale)) +# define __toupper_l(c, locale) \ + __tobody (c, __toupper_l, (locale)->__ctype_toupper, (c, locale)) +# define tolower_l(c, locale) __tolower_l ((c), (locale)) +# define toupper_l(c, locale) __toupper_l ((c), (locale)) +# endif /* Optimizing gcc */ + + +# ifndef __NO_CTYPE +# define __isalnum_l(c,l) __isctype_l((c), _ISalnum, (l)) +# define __isalpha_l(c,l) __isctype_l((c), _ISalpha, (l)) +# define __iscntrl_l(c,l) __isctype_l((c), _IScntrl, (l)) +# define __isdigit_l(c,l) __isctype_l((c), _ISdigit, (l)) +# define __islower_l(c,l) __isctype_l((c), _ISlower, (l)) +# define __isgraph_l(c,l) __isctype_l((c), _ISgraph, (l)) +# define __isprint_l(c,l) __isctype_l((c), _ISprint, (l)) +# define __ispunct_l(c,l) __isctype_l((c), _ISpunct, (l)) +# define __isspace_l(c,l) __isctype_l((c), _ISspace, (l)) +# define __isupper_l(c,l) __isctype_l((c), _ISupper, (l)) +# define __isxdigit_l(c,l) __isctype_l((c), _ISxdigit, (l)) + +# define __isblank_l(c,l) __isctype_l((c), _ISblank, (l)) + +# ifdef __USE_MISC +# define __isascii_l(c,l) ((l), __isascii (c)) +# define __toascii_l(c,l) ((l), __toascii (c)) +# endif + +# define isalnum_l(c,l) __isalnum_l ((c), (l)) +# define isalpha_l(c,l) __isalpha_l ((c), (l)) +# define iscntrl_l(c,l) __iscntrl_l ((c), (l)) +# define isdigit_l(c,l) __isdigit_l ((c), (l)) +# define islower_l(c,l) __islower_l ((c), (l)) +# define isgraph_l(c,l) __isgraph_l ((c), (l)) +# define isprint_l(c,l) __isprint_l ((c), (l)) +# define ispunct_l(c,l) __ispunct_l ((c), (l)) +# define isspace_l(c,l) __isspace_l ((c), (l)) +# define isupper_l(c,l) __isupper_l ((c), (l)) +# define isxdigit_l(c,l) __isxdigit_l ((c), (l)) + +# define isblank_l(c,l) __isblank_l ((c), (l)) + +# ifdef __USE_MISC +# define isascii_l(c,l) __isascii_l ((c), (l)) +# define toascii_l(c,l) __toascii_l ((c), (l)) +# endif + +# endif /* Not __NO_CTYPE. */ + +#endif /* Use POSIX 2008. */ + +__END_DECLS + +#endif /* ctype.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h.blob new file mode 100644 index 0000000..08e64ea Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@ctype.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h new file mode 100644 index 0000000..ffc6679 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h @@ -0,0 +1,72 @@ +/* Copyright (C) 1992-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _ENDIAN_H +#define _ENDIAN_H 1 + +#include + +/* Get the definitions of __*_ENDIAN, __BYTE_ORDER, and __FLOAT_WORD_ORDER. */ +#include + +#ifdef __USE_MISC +# define LITTLE_ENDIAN __LITTLE_ENDIAN +# define BIG_ENDIAN __BIG_ENDIAN +# define PDP_ENDIAN __PDP_ENDIAN +# define BYTE_ORDER __BYTE_ORDER +#endif + +#if defined __USE_MISC && !defined __ASSEMBLER__ +/* Conversion interfaces. */ +# include +# include + +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define htobe16(x) __bswap_16 (x) +# define htole16(x) __uint16_identity (x) +# define be16toh(x) __bswap_16 (x) +# define le16toh(x) __uint16_identity (x) + +# define htobe32(x) __bswap_32 (x) +# define htole32(x) __uint32_identity (x) +# define be32toh(x) __bswap_32 (x) +# define le32toh(x) __uint32_identity (x) + +# define htobe64(x) __bswap_64 (x) +# define htole64(x) __uint64_identity (x) +# define be64toh(x) __bswap_64 (x) +# define le64toh(x) __uint64_identity (x) + +# else +# define htobe16(x) __uint16_identity (x) +# define htole16(x) __bswap_16 (x) +# define be16toh(x) __uint16_identity (x) +# define le16toh(x) __bswap_16 (x) + +# define htobe32(x) __uint32_identity (x) +# define htole32(x) __bswap_32 (x) +# define be32toh(x) __uint32_identity (x) +# define le32toh(x) __bswap_32 (x) + +# define htobe64(x) __uint64_identity (x) +# define htole64(x) __bswap_64 (x) +# define be64toh(x) __uint64_identity (x) +# define le64toh(x) __bswap_64 (x) +# endif +#endif + +#endif /* endian.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h.blob new file mode 100644 index 0000000..3cfb334 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@endian.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h new file mode 100644 index 0000000..d15d890 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h @@ -0,0 +1,55 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.5 Errors + */ + +#ifndef _ERRNO_H +#define _ERRNO_H 1 + +#include + +/* The system-specific definitions of the E* constants, as macros. */ +#include + +/* When included from assembly language, this header only provides the + E* constants. */ +#ifndef __ASSEMBLER__ + +__BEGIN_DECLS + +/* The error code set by various library functions. */ +extern int *__errno_location (void) __THROW __attribute_const__; +# define errno (*__errno_location ()) + +# ifdef __USE_GNU + +/* The full and simple forms of the name with which the program was + invoked. These variables are set up automatically at startup based on + the value of argv[0]. */ +extern char *program_invocation_name; +extern char *program_invocation_short_name; + +#include + +# endif /* __USE_GNU */ + +__END_DECLS + +#endif /* !__ASSEMBLER__ */ +#endif /* errno.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h.blob new file mode 100644 index 0000000..0cc1ff8 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@errno.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h new file mode 100644 index 0000000..af9d84d --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h @@ -0,0 +1,37 @@ +/* Features part to handle 64-bit time_t support. + Copyright (C) 2021-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* We need to know the word size in order to check the time size. */ +#include +#include + +#if defined _TIME_BITS +# if _TIME_BITS == 64 +# if ! defined (_FILE_OFFSET_BITS) || _FILE_OFFSET_BITS != 64 +# error "_TIME_BITS=64 is allowed only with _FILE_OFFSET_BITS=64" +# elif __TIMESIZE == 32 +# define __USE_TIME_BITS64 1 +# endif +# elif _TIME_BITS == 32 +# if __TIMESIZE > 32 +# error "_TIME_BITS=32 is not compatible with __TIMESIZE > 32" +# endif +# else +# error Invalid _TIME_BITS value (can only be 32 or 64-bit) +# endif +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h.blob new file mode 100644 index 0000000..da7b513 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features-time64.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h new file mode 100644 index 0000000..26534f2 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h @@ -0,0 +1,518 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _FEATURES_H +#define _FEATURES_H 1 + +/* These are defined by the user (or the compiler) + to specify the desired environment: + + __STRICT_ANSI__ ISO Standard C. + _ISOC99_SOURCE Extensions to ISO C89 from ISO C99. + _ISOC11_SOURCE Extensions to ISO C99 from ISO C11. + _ISOC2X_SOURCE Extensions to ISO C99 from ISO C2X. + __STDC_WANT_LIB_EXT2__ + Extensions to ISO C99 from TR 27431-2:2010. + __STDC_WANT_IEC_60559_BFP_EXT__ + Extensions to ISO C11 from TS 18661-1:2014. + __STDC_WANT_IEC_60559_FUNCS_EXT__ + Extensions to ISO C11 from TS 18661-4:2015. + __STDC_WANT_IEC_60559_TYPES_EXT__ + Extensions to ISO C11 from TS 18661-3:2015. + __STDC_WANT_IEC_60559_EXT__ + ISO C2X interfaces defined only in Annex F. + + _POSIX_SOURCE IEEE Std 1003.1. + _POSIX_C_SOURCE If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2; + if >=199309L, add IEEE Std 1003.1b-1993; + if >=199506L, add IEEE Std 1003.1c-1995; + if >=200112L, all of IEEE 1003.1-2004 + if >=200809L, all of IEEE 1003.1-2008 + _XOPEN_SOURCE Includes POSIX and XPG things. Set to 500 if + Single Unix conformance is wanted, to 600 for the + sixth revision, to 700 for the seventh revision. + _XOPEN_SOURCE_EXTENDED XPG things and X/Open Unix extensions. + _LARGEFILE_SOURCE Some more functions for correct standard I/O. + _LARGEFILE64_SOURCE Additional functionality from LFS for large files. + _FILE_OFFSET_BITS=N Select default filesystem interface. + _ATFILE_SOURCE Additional *at interfaces. + _DYNAMIC_STACK_SIZE_SOURCE Select correct (but non compile-time constant) + MINSIGSTKSZ, SIGSTKSZ and PTHREAD_STACK_MIN. + _GNU_SOURCE All of the above, plus GNU extensions. + _DEFAULT_SOURCE The default set of features (taking precedence over + __STRICT_ANSI__). + + _FORTIFY_SOURCE Add security hardening to many library functions. + Set to 1, 2 or 3; 3 performs stricter checks than 2, which + performs stricter checks than 1. + + _REENTRANT, _THREAD_SAFE + Obsolete; equivalent to _POSIX_C_SOURCE=199506L. + + The `-ansi' switch to the GNU C compiler, and standards conformance + options such as `-std=c99', define __STRICT_ANSI__. If none of + these are defined, or if _DEFAULT_SOURCE is defined, the default is + to have _POSIX_SOURCE set to one and _POSIX_C_SOURCE set to + 200809L, as well as enabling miscellaneous functions from BSD and + SVID. If more than one of these are defined, they accumulate. For + example __STRICT_ANSI__, _POSIX_SOURCE and _POSIX_C_SOURCE together + give you ISO C, 1003.1, and 1003.2, but nothing else. + + These are defined by this file and are used by the + header files to decide what to declare or define: + + __GLIBC_USE (F) Define things from feature set F. This is defined + to 1 or 0; the subsequent macros are either defined + or undefined, and those tests should be moved to + __GLIBC_USE. + __USE_ISOC11 Define ISO C11 things. + __USE_ISOC99 Define ISO C99 things. + __USE_ISOC95 Define ISO C90 AMD1 (C95) things. + __USE_ISOCXX11 Define ISO C++11 things. + __USE_POSIX Define IEEE Std 1003.1 things. + __USE_POSIX2 Define IEEE Std 1003.2 things. + __USE_POSIX199309 Define IEEE Std 1003.1, and .1b things. + __USE_POSIX199506 Define IEEE Std 1003.1, .1b, .1c and .1i things. + __USE_XOPEN Define XPG things. + __USE_XOPEN_EXTENDED Define X/Open Unix things. + __USE_UNIX98 Define Single Unix V2 things. + __USE_XOPEN2K Define XPG6 things. + __USE_XOPEN2KXSI Define XPG6 XSI things. + __USE_XOPEN2K8 Define XPG7 things. + __USE_XOPEN2K8XSI Define XPG7 XSI things. + __USE_LARGEFILE Define correct standard I/O things. + __USE_LARGEFILE64 Define LFS things with separate names. + __USE_FILE_OFFSET64 Define 64bit interface as default. + __USE_MISC Define things from 4.3BSD or System V Unix. + __USE_ATFILE Define *at interfaces and AT_* constants for them. + __USE_DYNAMIC_STACK_SIZE Define correct (but non compile-time constant) + MINSIGSTKSZ, SIGSTKSZ and PTHREAD_STACK_MIN. + __USE_GNU Define GNU extensions. + __USE_FORTIFY_LEVEL Additional security measures used, according to level. + + The macros `__GNU_LIBRARY__', `__GLIBC__', and `__GLIBC_MINOR__' are + defined by this file unconditionally. `__GNU_LIBRARY__' is provided + only for compatibility. All new code should use the other symbols + to test for features. + + All macros listed above as possibly being defined by this file are + explicitly undefined if they are not explicitly defined. + Feature-test macros that are not defined by the user or compiler + but are implied by the other feature-test macros defined (or by the + lack of any definitions) are defined by the file. + + ISO C feature test macros depend on the definition of the macro + when an affected header is included, not when the first system + header is included, and so they are handled in + , which does not have a multiple include + guard. Feature test macros that can be handled from the first + system header included are handled here. */ + + +/* Undefine everything, so we get a clean slate. */ +#undef __USE_ISOC11 +#undef __USE_ISOC99 +#undef __USE_ISOC95 +#undef __USE_ISOCXX11 +#undef __USE_POSIX +#undef __USE_POSIX2 +#undef __USE_POSIX199309 +#undef __USE_POSIX199506 +#undef __USE_XOPEN +#undef __USE_XOPEN_EXTENDED +#undef __USE_UNIX98 +#undef __USE_XOPEN2K +#undef __USE_XOPEN2KXSI +#undef __USE_XOPEN2K8 +#undef __USE_XOPEN2K8XSI +#undef __USE_LARGEFILE +#undef __USE_LARGEFILE64 +#undef __USE_FILE_OFFSET64 +#undef __USE_MISC +#undef __USE_ATFILE +#undef __USE_DYNAMIC_STACK_SIZE +#undef __USE_GNU +#undef __USE_FORTIFY_LEVEL +#undef __KERNEL_STRICT_NAMES +#undef __GLIBC_USE_ISOC2X +#undef __GLIBC_USE_DEPRECATED_GETS +#undef __GLIBC_USE_DEPRECATED_SCANF + +/* Suppress kernel-name space pollution unless user expressedly asks + for it. */ +#ifndef _LOOSE_KERNEL_NAMES +# define __KERNEL_STRICT_NAMES +#endif + +/* Convenience macro to test the version of gcc. + Use like this: + #if __GNUC_PREREQ (2,8) + ... code requiring gcc 2.8 or later ... + #endif + Note: only works for GCC 2.0 and later, because __GNUC_MINOR__ was + added in 2.0. */ +#if defined __GNUC__ && defined __GNUC_MINOR__ +# define __GNUC_PREREQ(maj, min) \ + ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) +#else +# define __GNUC_PREREQ(maj, min) 0 +#endif + +/* Similarly for clang. Features added to GCC after version 4.2 may + or may not also be available in clang, and clang's definitions of + __GNUC(_MINOR)__ are fixed at 4 and 2 respectively. Not all such + features can be queried via __has_extension/__has_feature. */ +#if defined __clang_major__ && defined __clang_minor__ +# define __glibc_clang_prereq(maj, min) \ + ((__clang_major__ << 16) + __clang_minor__ >= ((maj) << 16) + (min)) +#else +# define __glibc_clang_prereq(maj, min) 0 +#endif + +/* Whether to use feature set F. */ +#define __GLIBC_USE(F) __GLIBC_USE_ ## F + +/* _BSD_SOURCE and _SVID_SOURCE are deprecated aliases for + _DEFAULT_SOURCE. If _DEFAULT_SOURCE is present we do not + issue a warning; the expectation is that the source is being + transitioned to use the new macro. */ +#if (defined _BSD_SOURCE || defined _SVID_SOURCE) \ + && !defined _DEFAULT_SOURCE +# warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" +# undef _DEFAULT_SOURCE +# define _DEFAULT_SOURCE 1 +#endif + +/* If _GNU_SOURCE was defined by the user, turn on all the other features. */ +#ifdef _GNU_SOURCE +# undef _ISOC95_SOURCE +# define _ISOC95_SOURCE 1 +# undef _ISOC99_SOURCE +# define _ISOC99_SOURCE 1 +# undef _ISOC11_SOURCE +# define _ISOC11_SOURCE 1 +# undef _ISOC2X_SOURCE +# define _ISOC2X_SOURCE 1 +# undef _POSIX_SOURCE +# define _POSIX_SOURCE 1 +# undef _POSIX_C_SOURCE +# define _POSIX_C_SOURCE 200809L +# undef _XOPEN_SOURCE +# define _XOPEN_SOURCE 700 +# undef _XOPEN_SOURCE_EXTENDED +# define _XOPEN_SOURCE_EXTENDED 1 +# undef _LARGEFILE64_SOURCE +# define _LARGEFILE64_SOURCE 1 +# undef _DEFAULT_SOURCE +# define _DEFAULT_SOURCE 1 +# undef _ATFILE_SOURCE +# define _ATFILE_SOURCE 1 +# undef _DYNAMIC_STACK_SIZE_SOURCE +# define _DYNAMIC_STACK_SIZE_SOURCE 1 +#endif + +/* If nothing (other than _GNU_SOURCE and _DEFAULT_SOURCE) is defined, + define _DEFAULT_SOURCE. */ +#if (defined _DEFAULT_SOURCE \ + || (!defined __STRICT_ANSI__ \ + && !defined _ISOC99_SOURCE && !defined _ISOC11_SOURCE \ + && !defined _ISOC2X_SOURCE \ + && !defined _POSIX_SOURCE && !defined _POSIX_C_SOURCE \ + && !defined _XOPEN_SOURCE)) +# undef _DEFAULT_SOURCE +# define _DEFAULT_SOURCE 1 +#endif + +/* This is to enable the ISO C2X extension. */ +#if (defined _ISOC2X_SOURCE \ + || (defined __STDC_VERSION__ && __STDC_VERSION__ > 201710L)) +# define __GLIBC_USE_ISOC2X 1 +#else +# define __GLIBC_USE_ISOC2X 0 +#endif + +/* This is to enable the ISO C11 extension. */ +#if (defined _ISOC11_SOURCE || defined _ISOC2X_SOURCE \ + || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 201112L)) +# define __USE_ISOC11 1 +#endif + +/* This is to enable the ISO C99 extension. */ +#if (defined _ISOC99_SOURCE || defined _ISOC11_SOURCE \ + || defined _ISOC2X_SOURCE \ + || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L)) +# define __USE_ISOC99 1 +#endif + +/* This is to enable the ISO C90 Amendment 1:1995 extension. */ +#if (defined _ISOC99_SOURCE || defined _ISOC11_SOURCE \ + || defined _ISOC2X_SOURCE \ + || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199409L)) +# define __USE_ISOC95 1 +#endif + +#ifdef __cplusplus +/* This is to enable compatibility for ISO C++17. */ +# if __cplusplus >= 201703L +# define __USE_ISOC11 1 +# endif +/* This is to enable compatibility for ISO C++11. + Check the temporary macro for now, too. */ +# if __cplusplus >= 201103L || defined __GXX_EXPERIMENTAL_CXX0X__ +# define __USE_ISOCXX11 1 +# define __USE_ISOC99 1 +# endif +#endif + +/* If none of the ANSI/POSIX macros are defined, or if _DEFAULT_SOURCE + is defined, use POSIX.1-2008 (or another version depending on + _XOPEN_SOURCE). */ +#ifdef _DEFAULT_SOURCE +# if !defined _POSIX_SOURCE && !defined _POSIX_C_SOURCE +# define __USE_POSIX_IMPLICITLY 1 +# endif +# undef _POSIX_SOURCE +# define _POSIX_SOURCE 1 +# undef _POSIX_C_SOURCE +# define _POSIX_C_SOURCE 200809L +#endif + +#if ((!defined __STRICT_ANSI__ \ + || (defined _XOPEN_SOURCE && (_XOPEN_SOURCE - 0) >= 500)) \ + && !defined _POSIX_SOURCE && !defined _POSIX_C_SOURCE) +# define _POSIX_SOURCE 1 +# if defined _XOPEN_SOURCE && (_XOPEN_SOURCE - 0) < 500 +# define _POSIX_C_SOURCE 2 +# elif defined _XOPEN_SOURCE && (_XOPEN_SOURCE - 0) < 600 +# define _POSIX_C_SOURCE 199506L +# elif defined _XOPEN_SOURCE && (_XOPEN_SOURCE - 0) < 700 +# define _POSIX_C_SOURCE 200112L +# else +# define _POSIX_C_SOURCE 200809L +# endif +# define __USE_POSIX_IMPLICITLY 1 +#endif + +/* Some C libraries once required _REENTRANT and/or _THREAD_SAFE to be + defined in all multithreaded code. GNU libc has not required this + for many years. We now treat them as compatibility synonyms for + _POSIX_C_SOURCE=199506L, which is the earliest level of POSIX with + comprehensive support for multithreaded code. Using them never + lowers the selected level of POSIX conformance, only raises it. */ +#if ((!defined _POSIX_C_SOURCE || (_POSIX_C_SOURCE - 0) < 199506L) \ + && (defined _REENTRANT || defined _THREAD_SAFE)) +# define _POSIX_SOURCE 1 +# undef _POSIX_C_SOURCE +# define _POSIX_C_SOURCE 199506L +#endif + +#if (defined _POSIX_SOURCE \ + || (defined _POSIX_C_SOURCE && _POSIX_C_SOURCE >= 1) \ + || defined _XOPEN_SOURCE) +# define __USE_POSIX 1 +#endif + +#if defined _POSIX_C_SOURCE && _POSIX_C_SOURCE >= 2 || defined _XOPEN_SOURCE +# define __USE_POSIX2 1 +#endif + +#if defined _POSIX_C_SOURCE && (_POSIX_C_SOURCE - 0) >= 199309L +# define __USE_POSIX199309 1 +#endif + +#if defined _POSIX_C_SOURCE && (_POSIX_C_SOURCE - 0) >= 199506L +# define __USE_POSIX199506 1 +#endif + +#if defined _POSIX_C_SOURCE && (_POSIX_C_SOURCE - 0) >= 200112L +# define __USE_XOPEN2K 1 +# undef __USE_ISOC95 +# define __USE_ISOC95 1 +# undef __USE_ISOC99 +# define __USE_ISOC99 1 +#endif + +#if defined _POSIX_C_SOURCE && (_POSIX_C_SOURCE - 0) >= 200809L +# define __USE_XOPEN2K8 1 +# undef _ATFILE_SOURCE +# define _ATFILE_SOURCE 1 +#endif + +#ifdef _XOPEN_SOURCE +# define __USE_XOPEN 1 +# if (_XOPEN_SOURCE - 0) >= 500 +# define __USE_XOPEN_EXTENDED 1 +# define __USE_UNIX98 1 +# undef _LARGEFILE_SOURCE +# define _LARGEFILE_SOURCE 1 +# if (_XOPEN_SOURCE - 0) >= 600 +# if (_XOPEN_SOURCE - 0) >= 700 +# define __USE_XOPEN2K8 1 +# define __USE_XOPEN2K8XSI 1 +# endif +# define __USE_XOPEN2K 1 +# define __USE_XOPEN2KXSI 1 +# undef __USE_ISOC95 +# define __USE_ISOC95 1 +# undef __USE_ISOC99 +# define __USE_ISOC99 1 +# endif +# else +# ifdef _XOPEN_SOURCE_EXTENDED +# define __USE_XOPEN_EXTENDED 1 +# endif +# endif +#endif + +#ifdef _LARGEFILE_SOURCE +# define __USE_LARGEFILE 1 +#endif + +#ifdef _LARGEFILE64_SOURCE +# define __USE_LARGEFILE64 1 +#endif + +#if defined _FILE_OFFSET_BITS && _FILE_OFFSET_BITS == 64 +# define __USE_FILE_OFFSET64 1 +#endif + +#include + +#if defined _DEFAULT_SOURCE +# define __USE_MISC 1 +#endif + +#ifdef _ATFILE_SOURCE +# define __USE_ATFILE 1 +#endif + +#ifdef _DYNAMIC_STACK_SIZE_SOURCE +# define __USE_DYNAMIC_STACK_SIZE 1 +#endif + +#ifdef _GNU_SOURCE +# define __USE_GNU 1 +#endif + +#if defined _FORTIFY_SOURCE && _FORTIFY_SOURCE > 0 +# if !defined __OPTIMIZE__ || __OPTIMIZE__ <= 0 +# warning _FORTIFY_SOURCE requires compiling with optimization (-O) +# elif !__GNUC_PREREQ (4, 1) +# warning _FORTIFY_SOURCE requires GCC 4.1 or later +# elif _FORTIFY_SOURCE > 2 && (__glibc_clang_prereq (9, 0) \ + || __GNUC_PREREQ (12, 0)) + +# if _FORTIFY_SOURCE > 3 +# warning _FORTIFY_SOURCE > 3 is treated like 3 on this platform +# endif +# define __USE_FORTIFY_LEVEL 3 +# elif _FORTIFY_SOURCE > 1 +# if _FORTIFY_SOURCE > 2 +# warning _FORTIFY_SOURCE > 2 is treated like 2 on this platform +# endif +# define __USE_FORTIFY_LEVEL 2 +# else +# define __USE_FORTIFY_LEVEL 1 +# endif +#endif +#ifndef __USE_FORTIFY_LEVEL +# define __USE_FORTIFY_LEVEL 0 +#endif + +/* The function 'gets' existed in C89, but is impossible to use + safely. It has been removed from ISO C11 and ISO C++14. Note: for + compatibility with various implementations of , this test + must consider only the value of __cplusplus when compiling C++. */ +#if defined __cplusplus ? __cplusplus >= 201402L : defined __USE_ISOC11 +# define __GLIBC_USE_DEPRECATED_GETS 0 +#else +# define __GLIBC_USE_DEPRECATED_GETS 1 +#endif + +/* GNU formerly extended the scanf functions with modified format + specifiers %as, %aS, and %a[...] that allocate a buffer for the + input using malloc. This extension conflicts with ISO C99, which + defines %a as a standalone format specifier that reads a floating- + point number; moreover, POSIX.1-2008 provides the same feature + using the modifier letter 'm' instead (%ms, %mS, %m[...]). + + We now follow C99 unless GNU extensions are active and the compiler + is specifically in C89 or C++98 mode (strict or not). For + instance, with GCC, -std=gnu11 will have C99-compliant scanf with + or without -D_GNU_SOURCE, but -std=c89 -D_GNU_SOURCE will have the + old extension. */ +#if (defined __USE_GNU \ + && (defined __cplusplus \ + ? (__cplusplus < 201103L && !defined __GXX_EXPERIMENTAL_CXX0X__) \ + : (!defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L))) +# define __GLIBC_USE_DEPRECATED_SCANF 1 +#else +# define __GLIBC_USE_DEPRECATED_SCANF 0 +#endif + +/* Get definitions of __STDC_* predefined macros, if the compiler has + not preincluded this header automatically. */ +#include + +/* This macro indicates that the installed library is the GNU C Library. + For historic reasons the value now is 6 and this will stay from now + on. The use of this variable is deprecated. Use __GLIBC__ and + __GLIBC_MINOR__ now (see below) when you want to test for a specific + GNU C library version and use the values in to get + the sonames of the shared libraries. */ +#undef __GNU_LIBRARY__ +#define __GNU_LIBRARY__ 6 + +/* Major and minor version number of the GNU C library package. Use + these macros to test for features in specific releases. */ +#define __GLIBC__ 2 +#define __GLIBC_MINOR__ 37 + +#define __GLIBC_PREREQ(maj, min) \ + ((__GLIBC__ << 16) + __GLIBC_MINOR__ >= ((maj) << 16) + (min)) + +/* This is here only because every header file already includes this one. */ +#ifndef __ASSEMBLER__ +# ifndef _SYS_CDEFS_H +# include +# endif + +/* If we don't have __REDIRECT, prototypes will be missing if + __USE_FILE_OFFSET64 but not __USE_LARGEFILE[64]. */ +# if defined __USE_FILE_OFFSET64 && !defined __REDIRECT +# define __USE_LARGEFILE 1 +# define __USE_LARGEFILE64 1 +# endif + +#endif /* !ASSEMBLER */ + +/* Decide whether we can define 'extern inline' functions in headers. */ +#if __GNUC_PREREQ (2, 7) && defined __OPTIMIZE__ \ + && !defined __OPTIMIZE_SIZE__ && !defined __NO_INLINE__ \ + && defined __extern_inline +# define __USE_EXTERN_INLINES 1 +#endif + + +/* This is here only because every header file already includes this one. + Get the definitions of all the appropriate `__stub_FUNCTION' symbols. + contains `#define __stub_FUNCTION' when FUNCTION is a stub + that will always return failure (and set errno to ENOSYS). */ +#include + + +#endif /* features.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h.blob new file mode 100644 index 0000000..22e6cc4 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@features.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h new file mode 100644 index 0000000..b745721 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h @@ -0,0 +1,17 @@ +/* This file is automatically generated. + It defines a symbol `__stub_FUNCTION' for each function + in the C library which is a stub, meaning it will fail + every time called, usually setting errno to ENOSYS. */ + +#ifdef _LIBC + #error Applications may not define the macro _LIBC +#endif + +#define __stub___compat_bdflush +#define __stub_chflags +#define __stub_fchflags +#define __stub_gtty +#define __stub_revoke +#define __stub_setlogin +#define __stub_sigreturn +#define __stub_stty diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h.blob new file mode 100644 index 0000000..b1e7a58 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs-64.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h new file mode 100644 index 0000000..70a1ba0 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h @@ -0,0 +1,14 @@ +/* This file is automatically generated. + This file selects the right generated file of `__stub_FUNCTION' macros + based on the architecture being compiled for. */ + + +#if !defined __x86_64__ +# include +#endif +#if defined __x86_64__ && defined __LP64__ +# include +#endif +#if defined __x86_64__ && defined __ILP32__ +# include +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h.blob new file mode 100644 index 0000000..5dad90a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@gnu@stubs.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h new file mode 100644 index 0000000..70f2bd3 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h @@ -0,0 +1 @@ +#include diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h.blob new file mode 100644 index 0000000..58b759d Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@linux@errno.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h new file mode 100644 index 0000000..c385038 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h @@ -0,0 +1,197 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.11 Localization + */ + +#ifndef _LOCALE_H +#define _LOCALE_H 1 + +#include + +#define __need_NULL +#include +#include + +__BEGIN_DECLS + +/* These are the possibilities for the first argument to setlocale. + The code assumes that the lowest LC_* symbol has the value zero. */ +#define LC_CTYPE __LC_CTYPE +#define LC_NUMERIC __LC_NUMERIC +#define LC_TIME __LC_TIME +#define LC_COLLATE __LC_COLLATE +#define LC_MONETARY __LC_MONETARY +#define LC_MESSAGES __LC_MESSAGES +#define LC_ALL __LC_ALL +#define LC_PAPER __LC_PAPER +#define LC_NAME __LC_NAME +#define LC_ADDRESS __LC_ADDRESS +#define LC_TELEPHONE __LC_TELEPHONE +#define LC_MEASUREMENT __LC_MEASUREMENT +#define LC_IDENTIFICATION __LC_IDENTIFICATION + + +/* Structure giving information about numeric and monetary notation. */ +struct lconv +{ + /* Numeric (non-monetary) information. */ + + char *decimal_point; /* Decimal point character. */ + char *thousands_sep; /* Thousands separator. */ + /* Each element is the number of digits in each group; + elements with higher indices are farther left. + An element with value CHAR_MAX means that no further grouping is done. + An element with value 0 means that the previous element is used + for all groups farther left. */ + char *grouping; + + /* Monetary information. */ + + /* First three chars are a currency symbol from ISO 4217. + Fourth char is the separator. Fifth char is '\0'. */ + char *int_curr_symbol; + char *currency_symbol; /* Local currency symbol. */ + char *mon_decimal_point; /* Decimal point character. */ + char *mon_thousands_sep; /* Thousands separator. */ + char *mon_grouping; /* Like `grouping' element (above). */ + char *positive_sign; /* Sign for positive values. */ + char *negative_sign; /* Sign for negative values. */ + char int_frac_digits; /* Int'l fractional digits. */ + char frac_digits; /* Local fractional digits. */ + /* 1 if currency_symbol precedes a positive value, 0 if succeeds. */ + char p_cs_precedes; + /* 1 iff a space separates currency_symbol from a positive value. */ + char p_sep_by_space; + /* 1 if currency_symbol precedes a negative value, 0 if succeeds. */ + char n_cs_precedes; + /* 1 iff a space separates currency_symbol from a negative value. */ + char n_sep_by_space; + /* Positive and negative sign positions: + 0 Parentheses surround the quantity and currency_symbol. + 1 The sign string precedes the quantity and currency_symbol. + 2 The sign string follows the quantity and currency_symbol. + 3 The sign string immediately precedes the currency_symbol. + 4 The sign string immediately follows the currency_symbol. */ + char p_sign_posn; + char n_sign_posn; +#ifdef __USE_ISOC99 + /* 1 if int_curr_symbol precedes a positive value, 0 if succeeds. */ + char int_p_cs_precedes; + /* 1 iff a space separates int_curr_symbol from a positive value. */ + char int_p_sep_by_space; + /* 1 if int_curr_symbol precedes a negative value, 0 if succeeds. */ + char int_n_cs_precedes; + /* 1 iff a space separates int_curr_symbol from a negative value. */ + char int_n_sep_by_space; + /* Positive and negative sign positions: + 0 Parentheses surround the quantity and int_curr_symbol. + 1 The sign string precedes the quantity and int_curr_symbol. + 2 The sign string follows the quantity and int_curr_symbol. + 3 The sign string immediately precedes the int_curr_symbol. + 4 The sign string immediately follows the int_curr_symbol. */ + char int_p_sign_posn; + char int_n_sign_posn; +#else + char __int_p_cs_precedes; + char __int_p_sep_by_space; + char __int_n_cs_precedes; + char __int_n_sep_by_space; + char __int_p_sign_posn; + char __int_n_sign_posn; +#endif +}; + + +/* Set and/or return the current locale. */ +extern char *setlocale (int __category, const char *__locale) __THROW; + +/* Return the numeric/monetary information for the current locale. */ +extern struct lconv *localeconv (void) __THROW; + + +#ifdef __USE_XOPEN2K8 +/* POSIX.1-2008 extends the locale interface with functions for + explicit creation and manipulation of 'locale_t' objects + representing locale contexts, and a set of parallel + locale-sensitive text processing functions that take a locale_t + argument. This enables applications to work with data from + multiple locales simultaneously and thread-safely. */ +# include + +/* Return a reference to a data structure representing a set of locale + datasets. Unlike for the CATEGORY parameter for `setlocale' the + CATEGORY_MASK parameter here uses a single bit for each category, + made by OR'ing together LC_*_MASK bits above. */ +extern locale_t newlocale (int __category_mask, const char *__locale, + locale_t __base) __THROW; + +/* These are the bits that can be set in the CATEGORY_MASK argument to + `newlocale'. In the GNU implementation, LC_FOO_MASK has the value + of (1 << LC_FOO), but this is not a part of the interface that + callers can assume will be true. */ +# define LC_CTYPE_MASK (1 << __LC_CTYPE) +# define LC_NUMERIC_MASK (1 << __LC_NUMERIC) +# define LC_TIME_MASK (1 << __LC_TIME) +# define LC_COLLATE_MASK (1 << __LC_COLLATE) +# define LC_MONETARY_MASK (1 << __LC_MONETARY) +# define LC_MESSAGES_MASK (1 << __LC_MESSAGES) +# define LC_PAPER_MASK (1 << __LC_PAPER) +# define LC_NAME_MASK (1 << __LC_NAME) +# define LC_ADDRESS_MASK (1 << __LC_ADDRESS) +# define LC_TELEPHONE_MASK (1 << __LC_TELEPHONE) +# define LC_MEASUREMENT_MASK (1 << __LC_MEASUREMENT) +# define LC_IDENTIFICATION_MASK (1 << __LC_IDENTIFICATION) +# define LC_ALL_MASK (LC_CTYPE_MASK \ + | LC_NUMERIC_MASK \ + | LC_TIME_MASK \ + | LC_COLLATE_MASK \ + | LC_MONETARY_MASK \ + | LC_MESSAGES_MASK \ + | LC_PAPER_MASK \ + | LC_NAME_MASK \ + | LC_ADDRESS_MASK \ + | LC_TELEPHONE_MASK \ + | LC_MEASUREMENT_MASK \ + | LC_IDENTIFICATION_MASK \ + ) + +/* Return a duplicate of the set of locale in DATASET. All usage + counters are increased if necessary. */ +extern locale_t duplocale (locale_t __dataset) __THROW; + +/* Free the data associated with a locale dataset previously returned + by a call to `setlocale_r'. */ +extern void freelocale (locale_t __dataset) __THROW; + +/* Switch the current thread's locale to DATASET. + If DATASET is null, instead just return the current setting. + The special value LC_GLOBAL_LOCALE is the initial setting + for all threads and can also be installed any time, meaning + the thread uses the global settings controlled by `setlocale'. */ +extern locale_t uselocale (locale_t __dataset) __THROW; + +/* This value can be passed to `uselocale' and may be returned by it. + Passing this value to any other function has undefined behavior. */ +# define LC_GLOBAL_LOCALE ((locale_t) -1L) + +#endif + +__END_DECLS + +#endif /* locale.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h.blob new file mode 100644 index 0000000..3b3d05a Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@locale.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h new file mode 100644 index 0000000..3d0d07c --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h @@ -0,0 +1,1348 @@ +/* Copyright (C) 2002-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _PTHREAD_H +#define _PTHREAD_H 1 + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#ifdef __USE_MISC +# include +#endif + +/* Detach state. */ +enum +{ + PTHREAD_CREATE_JOINABLE, +#define PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_JOINABLE + PTHREAD_CREATE_DETACHED +#define PTHREAD_CREATE_DETACHED PTHREAD_CREATE_DETACHED +}; + + +/* Mutex types. */ +enum +{ + PTHREAD_MUTEX_TIMED_NP, + PTHREAD_MUTEX_RECURSIVE_NP, + PTHREAD_MUTEX_ERRORCHECK_NP, + PTHREAD_MUTEX_ADAPTIVE_NP +#if defined __USE_UNIX98 || defined __USE_XOPEN2K8 + , + PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_TIMED_NP, + PTHREAD_MUTEX_RECURSIVE = PTHREAD_MUTEX_RECURSIVE_NP, + PTHREAD_MUTEX_ERRORCHECK = PTHREAD_MUTEX_ERRORCHECK_NP, + PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL +#endif +#ifdef __USE_GNU + /* For compatibility. */ + , PTHREAD_MUTEX_FAST_NP = PTHREAD_MUTEX_TIMED_NP +#endif +}; + + +#ifdef __USE_XOPEN2K +/* Robust mutex or not flags. */ +enum +{ + PTHREAD_MUTEX_STALLED, + PTHREAD_MUTEX_STALLED_NP = PTHREAD_MUTEX_STALLED, + PTHREAD_MUTEX_ROBUST, + PTHREAD_MUTEX_ROBUST_NP = PTHREAD_MUTEX_ROBUST +}; +#endif + + +#if defined __USE_POSIX199506 || defined __USE_UNIX98 +/* Mutex protocols. */ +enum +{ + PTHREAD_PRIO_NONE, + PTHREAD_PRIO_INHERIT, + PTHREAD_PRIO_PROTECT +}; +#endif + + +#define PTHREAD_MUTEX_INITIALIZER \ + { { __PTHREAD_MUTEX_INITIALIZER (PTHREAD_MUTEX_TIMED_NP) } } +#ifdef __USE_GNU +# define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \ + { { __PTHREAD_MUTEX_INITIALIZER (PTHREAD_MUTEX_RECURSIVE_NP) } } +# define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP \ + { { __PTHREAD_MUTEX_INITIALIZER (PTHREAD_MUTEX_ERRORCHECK_NP) } } +# define PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP \ + { { __PTHREAD_MUTEX_INITIALIZER (PTHREAD_MUTEX_ADAPTIVE_NP) } } +#endif + + +/* Read-write lock types. */ +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +enum +{ + PTHREAD_RWLOCK_PREFER_READER_NP, + PTHREAD_RWLOCK_PREFER_WRITER_NP, + PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP, + PTHREAD_RWLOCK_DEFAULT_NP = PTHREAD_RWLOCK_PREFER_READER_NP +}; + + +/* Read-write lock initializers. */ +# define PTHREAD_RWLOCK_INITIALIZER \ + { { __PTHREAD_RWLOCK_INITIALIZER (PTHREAD_RWLOCK_DEFAULT_NP) } } +# ifdef __USE_GNU +# define PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP \ + { { __PTHREAD_RWLOCK_INITIALIZER (PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP) } } +# endif +#endif /* Unix98 or XOpen2K */ + + +/* Scheduler inheritance. */ +enum +{ + PTHREAD_INHERIT_SCHED, +#define PTHREAD_INHERIT_SCHED PTHREAD_INHERIT_SCHED + PTHREAD_EXPLICIT_SCHED +#define PTHREAD_EXPLICIT_SCHED PTHREAD_EXPLICIT_SCHED +}; + + +/* Scope handling. */ +enum +{ + PTHREAD_SCOPE_SYSTEM, +#define PTHREAD_SCOPE_SYSTEM PTHREAD_SCOPE_SYSTEM + PTHREAD_SCOPE_PROCESS +#define PTHREAD_SCOPE_PROCESS PTHREAD_SCOPE_PROCESS +}; + + +/* Process shared or private flag. */ +enum +{ + PTHREAD_PROCESS_PRIVATE, +#define PTHREAD_PROCESS_PRIVATE PTHREAD_PROCESS_PRIVATE + PTHREAD_PROCESS_SHARED +#define PTHREAD_PROCESS_SHARED PTHREAD_PROCESS_SHARED +}; + + + +/* Conditional variable handling. */ +#define PTHREAD_COND_INITIALIZER { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } } + + +/* Cleanup buffers */ +struct _pthread_cleanup_buffer +{ + void (*__routine) (void *); /* Function to call. */ + void *__arg; /* Its argument. */ + int __canceltype; /* Saved cancellation type. */ + struct _pthread_cleanup_buffer *__prev; /* Chaining of cleanup functions. */ +}; + +/* Cancellation */ +enum +{ + PTHREAD_CANCEL_ENABLE, +#define PTHREAD_CANCEL_ENABLE PTHREAD_CANCEL_ENABLE + PTHREAD_CANCEL_DISABLE +#define PTHREAD_CANCEL_DISABLE PTHREAD_CANCEL_DISABLE +}; +enum +{ + PTHREAD_CANCEL_DEFERRED, +#define PTHREAD_CANCEL_DEFERRED PTHREAD_CANCEL_DEFERRED + PTHREAD_CANCEL_ASYNCHRONOUS +#define PTHREAD_CANCEL_ASYNCHRONOUS PTHREAD_CANCEL_ASYNCHRONOUS +}; +#define PTHREAD_CANCELED ((void *) -1) + + +/* Single execution handling. */ +#define PTHREAD_ONCE_INIT 0 + + +#ifdef __USE_XOPEN2K +/* Value returned by 'pthread_barrier_wait' for one of the threads after + the required number of threads have called this function. + -1 is distinct from 0 and all errno constants */ +# define PTHREAD_BARRIER_SERIAL_THREAD -1 +#endif + + +__BEGIN_DECLS + +/* Create a new thread, starting with execution of START-ROUTINE + getting passed ARG. Creation attributed come from ATTR. The new + handle is stored in *NEWTHREAD. */ +extern int pthread_create (pthread_t *__restrict __newthread, + const pthread_attr_t *__restrict __attr, + void *(*__start_routine) (void *), + void *__restrict __arg) __THROWNL __nonnull ((1, 3)); + +/* Terminate calling thread. + + The registered cleanup handlers are called via exception handling + so we cannot mark this function with __THROW.*/ +extern void pthread_exit (void *__retval) __attribute__ ((__noreturn__)); + +/* Make calling thread wait for termination of the thread TH. The + exit status of the thread is stored in *THREAD_RETURN, if THREAD_RETURN + is not NULL. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int pthread_join (pthread_t __th, void **__thread_return); + +#ifdef __USE_GNU +/* Check whether thread TH has terminated. If yes return the status of + the thread in *THREAD_RETURN, if THREAD_RETURN is not NULL. */ +extern int pthread_tryjoin_np (pthread_t __th, void **__thread_return) __THROW; + +# ifndef __USE_TIME_BITS64 +/* Make calling thread wait for termination of the thread TH, but only + until TIMEOUT. The exit status of the thread is stored in + *THREAD_RETURN, if THREAD_RETURN is not NULL. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int pthread_timedjoin_np (pthread_t __th, void **__thread_return, + const struct timespec *__abstime); + +/* Make calling thread wait for termination of the thread TH, but only + until TIMEOUT measured against the clock specified by CLOCKID. The + exit status of the thread is stored in *THREAD_RETURN, if + THREAD_RETURN is not NULL. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int pthread_clockjoin_np (pthread_t __th, void **__thread_return, + clockid_t __clockid, + const struct timespec *__abstime); +# else +# ifdef __REDIRECT +extern int __REDIRECT (pthread_timedjoin_np, + (pthread_t __th, void **__thread_return, + const struct timespec *__abstime), + __pthread_timedjoin_np64); + +extern int __REDIRECT (pthread_clockjoin_np, + (pthread_t __th, void **__thread_return, + clockid_t __clockid, + const struct timespec *__abstime), + __pthread_clockjoin_np64); +# else +# define pthread_timedjoin_np __pthread_timedjoin_np64 +# define pthread_clockjoin_np __pthread_clockjoin_np64 +# endif +# endif +#endif + +/* Indicate that the thread TH is never to be joined with PTHREAD_JOIN. + The resources of TH will therefore be freed immediately when it + terminates, instead of waiting for another thread to perform PTHREAD_JOIN + on it. */ +extern int pthread_detach (pthread_t __th) __THROW; + + +/* Obtain the identifier of the current thread. */ +extern pthread_t pthread_self (void) __THROW __attribute__ ((__const__)); + +/* Compare two thread identifiers. */ +extern int pthread_equal (pthread_t __thread1, pthread_t __thread2) + __THROW __attribute__ ((__const__)); + + +/* Thread attribute handling. */ + +/* Initialize thread attribute *ATTR with default attributes + (detachstate is PTHREAD_JOINABLE, scheduling policy is SCHED_OTHER, + no user-provided stack). */ +extern int pthread_attr_init (pthread_attr_t *__attr) __THROW __nonnull ((1)); + +/* Destroy thread attribute *ATTR. */ +extern int pthread_attr_destroy (pthread_attr_t *__attr) + __THROW __nonnull ((1)); + +/* Get detach state attribute. */ +extern int pthread_attr_getdetachstate (const pthread_attr_t *__attr, + int *__detachstate) + __THROW __nonnull ((1, 2)); + +/* Set detach state attribute. */ +extern int pthread_attr_setdetachstate (pthread_attr_t *__attr, + int __detachstate) + __THROW __nonnull ((1)); + + +/* Get the size of the guard area created for stack overflow protection. */ +extern int pthread_attr_getguardsize (const pthread_attr_t *__attr, + size_t *__guardsize) + __THROW __nonnull ((1, 2)); + +/* Set the size of the guard area created for stack overflow protection. */ +extern int pthread_attr_setguardsize (pthread_attr_t *__attr, + size_t __guardsize) + __THROW __nonnull ((1)); + + +/* Return in *PARAM the scheduling parameters of *ATTR. */ +extern int pthread_attr_getschedparam (const pthread_attr_t *__restrict __attr, + struct sched_param *__restrict __param) + __THROW __nonnull ((1, 2)); + +/* Set scheduling parameters (priority, etc) in *ATTR according to PARAM. */ +extern int pthread_attr_setschedparam (pthread_attr_t *__restrict __attr, + const struct sched_param *__restrict + __param) __THROW __nonnull ((1, 2)); + +/* Return in *POLICY the scheduling policy of *ATTR. */ +extern int pthread_attr_getschedpolicy (const pthread_attr_t *__restrict + __attr, int *__restrict __policy) + __THROW __nonnull ((1, 2)); + +/* Set scheduling policy in *ATTR according to POLICY. */ +extern int pthread_attr_setschedpolicy (pthread_attr_t *__attr, int __policy) + __THROW __nonnull ((1)); + +/* Return in *INHERIT the scheduling inheritance mode of *ATTR. */ +extern int pthread_attr_getinheritsched (const pthread_attr_t *__restrict + __attr, int *__restrict __inherit) + __THROW __nonnull ((1, 2)); + +/* Set scheduling inheritance mode in *ATTR according to INHERIT. */ +extern int pthread_attr_setinheritsched (pthread_attr_t *__attr, + int __inherit) + __THROW __nonnull ((1)); + + +/* Return in *SCOPE the scheduling contention scope of *ATTR. */ +extern int pthread_attr_getscope (const pthread_attr_t *__restrict __attr, + int *__restrict __scope) + __THROW __nonnull ((1, 2)); + +/* Set scheduling contention scope in *ATTR according to SCOPE. */ +extern int pthread_attr_setscope (pthread_attr_t *__attr, int __scope) + __THROW __nonnull ((1)); + +/* Return the previously set address for the stack. */ +extern int pthread_attr_getstackaddr (const pthread_attr_t *__restrict + __attr, void **__restrict __stackaddr) + __THROW __nonnull ((1, 2)) __attribute_deprecated__; + +/* Set the starting address of the stack of the thread to be created. + Depending on whether the stack grows up or down the value must either + be higher or lower than all the address in the memory block. The + minimal size of the block must be PTHREAD_STACK_MIN. */ +extern int pthread_attr_setstackaddr (pthread_attr_t *__attr, + void *__stackaddr) + __THROW __nonnull ((1)) __attribute_deprecated__; + +/* Return the currently used minimal stack size. */ +extern int pthread_attr_getstacksize (const pthread_attr_t *__restrict + __attr, size_t *__restrict __stacksize) + __THROW __nonnull ((1, 2)); + +/* Add information about the minimum stack size needed for the thread + to be started. This size must never be less than PTHREAD_STACK_MIN + and must also not exceed the system limits. */ +extern int pthread_attr_setstacksize (pthread_attr_t *__attr, + size_t __stacksize) + __THROW __nonnull ((1)); + +#ifdef __USE_XOPEN2K +/* Return the previously set address for the stack. */ +extern int pthread_attr_getstack (const pthread_attr_t *__restrict __attr, + void **__restrict __stackaddr, + size_t *__restrict __stacksize) + __THROW __nonnull ((1, 2, 3)); + +/* The following two interfaces are intended to replace the last two. They + require setting the address as well as the size since only setting the + address will make the implementation on some architectures impossible. */ +extern int pthread_attr_setstack (pthread_attr_t *__attr, void *__stackaddr, + size_t __stacksize) __THROW __nonnull ((1)); +#endif + +#ifdef __USE_GNU +/* Thread created with attribute ATTR will be limited to run only on + the processors represented in CPUSET. */ +extern int pthread_attr_setaffinity_np (pthread_attr_t *__attr, + size_t __cpusetsize, + const cpu_set_t *__cpuset) + __THROW __nonnull ((1, 3)); + +/* Get bit set in CPUSET representing the processors threads created with + ATTR can run on. */ +extern int pthread_attr_getaffinity_np (const pthread_attr_t *__attr, + size_t __cpusetsize, + cpu_set_t *__cpuset) + __THROW __nonnull ((1, 3)); + +/* Get the default attributes used by pthread_create in this process. */ +extern int pthread_getattr_default_np (pthread_attr_t *__attr) + __THROW __nonnull ((1)); + +/* Store *SIGMASK as the signal mask for the new thread in *ATTR. */ +extern int pthread_attr_setsigmask_np (pthread_attr_t *__attr, + const __sigset_t *sigmask); + +/* Store the signal mask of *ATTR in *SIGMASK. If there is no signal + mask stored, return PTHREAD_ATTR_NOSIGMASK_NP. Return zero on + success. */ +extern int pthread_attr_getsigmask_np (const pthread_attr_t *__attr, + __sigset_t *sigmask); + +/* Special return value from pthread_attr_getsigmask_np if the signal + mask has not been set. */ +#define PTHREAD_ATTR_NO_SIGMASK_NP (-1) + +/* Set the default attributes to be used by pthread_create in this + process. */ +extern int pthread_setattr_default_np (const pthread_attr_t *__attr) + __THROW __nonnull ((1)); + +/* Initialize thread attribute *ATTR with attributes corresponding to the + already running thread TH. It shall be called on uninitialized ATTR + and destroyed with pthread_attr_destroy when no longer needed. */ +extern int pthread_getattr_np (pthread_t __th, pthread_attr_t *__attr) + __THROW __nonnull ((2)); +#endif + + +/* Functions for scheduling control. */ + +/* Set the scheduling parameters for TARGET_THREAD according to POLICY + and *PARAM. */ +extern int pthread_setschedparam (pthread_t __target_thread, int __policy, + const struct sched_param *__param) + __THROW __nonnull ((3)); + +/* Return in *POLICY and *PARAM the scheduling parameters for TARGET_THREAD. */ +extern int pthread_getschedparam (pthread_t __target_thread, + int *__restrict __policy, + struct sched_param *__restrict __param) + __THROW __nonnull ((2, 3)); + +/* Set the scheduling priority for TARGET_THREAD. */ +extern int pthread_setschedprio (pthread_t __target_thread, int __prio) + __THROW; + + +#ifdef __USE_GNU +/* Get thread name visible in the kernel and its interfaces. */ +extern int pthread_getname_np (pthread_t __target_thread, char *__buf, + size_t __buflen) + __THROW __nonnull ((2)); + +/* Set thread name visible in the kernel and its interfaces. */ +extern int pthread_setname_np (pthread_t __target_thread, const char *__name) + __THROW __nonnull ((2)); +#endif + + +#ifdef __USE_UNIX98 +/* Determine level of concurrency. */ +extern int pthread_getconcurrency (void) __THROW; + +/* Set new concurrency level to LEVEL. */ +extern int pthread_setconcurrency (int __level) __THROW; +#endif + +#ifdef __USE_GNU +extern int pthread_yield (void) __THROW; +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (pthread_yield, (void), sched_yield) + __attribute_deprecated_msg__ ("\ +pthread_yield is deprecated, use sched_yield instead"); +# else +# define pthread_yield sched_yield +# endif + + +/* Limit specified thread TH to run only on the processors represented + in CPUSET. */ +extern int pthread_setaffinity_np (pthread_t __th, size_t __cpusetsize, + const cpu_set_t *__cpuset) + __THROW __nonnull ((3)); + +/* Get bit set in CPUSET representing the processors TH can run on. */ +extern int pthread_getaffinity_np (pthread_t __th, size_t __cpusetsize, + cpu_set_t *__cpuset) + __THROW __nonnull ((3)); +#endif + + +/* Functions for handling initialization. */ + +/* Guarantee that the initialization function INIT_ROUTINE will be called + only once, even if pthread_once is executed several times with the + same ONCE_CONTROL argument. ONCE_CONTROL must point to a static or + extern variable initialized to PTHREAD_ONCE_INIT. + + The initialization functions might throw exception which is why + this function is not marked with __THROW. */ +extern int pthread_once (pthread_once_t *__once_control, + void (*__init_routine) (void)) __nonnull ((1, 2)); + + +/* Functions for handling cancellation. + + Note that these functions are explicitly not marked to not throw an + exception in C++ code. If cancellation is implemented by unwinding + this is necessary to have the compiler generate the unwind information. */ + +/* Set cancelability state of current thread to STATE, returning old + state in *OLDSTATE if OLDSTATE is not NULL. */ +extern int pthread_setcancelstate (int __state, int *__oldstate); + +/* Set cancellation state of current thread to TYPE, returning the old + type in *OLDTYPE if OLDTYPE is not NULL. */ +extern int pthread_setcanceltype (int __type, int *__oldtype); + +/* Cancel THREAD immediately or at the next possibility. */ +extern int pthread_cancel (pthread_t __th); + +/* Test for pending cancellation for the current thread and terminate + the thread as per pthread_exit(PTHREAD_CANCELED) if it has been + cancelled. */ +extern void pthread_testcancel (void); + + +/* Cancellation handling with integration into exception handling. */ + +struct __cancel_jmp_buf_tag +{ + __jmp_buf __cancel_jmp_buf; + int __mask_was_saved; +}; + +typedef struct +{ + struct __cancel_jmp_buf_tag __cancel_jmp_buf[1]; + void *__pad[4]; +} __pthread_unwind_buf_t __attribute__ ((__aligned__)); + +/* No special attributes by default. */ +#ifndef __cleanup_fct_attribute +# define __cleanup_fct_attribute +#endif + + +/* Structure to hold the cleanup handler information. */ +struct __pthread_cleanup_frame +{ + void (*__cancel_routine) (void *); + void *__cancel_arg; + int __do_it; + int __cancel_type; +}; + +#if defined __GNUC__ && defined __EXCEPTIONS +# ifdef __cplusplus +/* Class to handle cancellation handler invocation. */ +class __pthread_cleanup_class +{ + void (*__cancel_routine) (void *); + void *__cancel_arg; + int __do_it; + int __cancel_type; + + public: + __pthread_cleanup_class (void (*__fct) (void *), void *__arg) + : __cancel_routine (__fct), __cancel_arg (__arg), __do_it (1) { } + ~__pthread_cleanup_class () { if (__do_it) __cancel_routine (__cancel_arg); } + void __setdoit (int __newval) { __do_it = __newval; } + void __defer () { pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, + &__cancel_type); } + void __restore () const { pthread_setcanceltype (__cancel_type, 0); } +}; + +/* Install a cleanup handler: ROUTINE will be called with arguments ARG + when the thread is canceled or calls pthread_exit. ROUTINE will also + be called with arguments ARG when the matching pthread_cleanup_pop + is executed with non-zero EXECUTE argument. + + pthread_cleanup_push and pthread_cleanup_pop are macros and must always + be used in matching pairs at the same nesting level of braces. */ +# define pthread_cleanup_push(routine, arg) \ + do { \ + __pthread_cleanup_class __clframe (routine, arg) + +/* Remove a cleanup handler installed by the matching pthread_cleanup_push. + If EXECUTE is non-zero, the handler function is called. */ +# define pthread_cleanup_pop(execute) \ + __clframe.__setdoit (execute); \ + } while (0) + +# ifdef __USE_GNU +/* Install a cleanup handler as pthread_cleanup_push does, but also + saves the current cancellation type and sets it to deferred + cancellation. */ +# define pthread_cleanup_push_defer_np(routine, arg) \ + do { \ + __pthread_cleanup_class __clframe (routine, arg); \ + __clframe.__defer () + +/* Remove a cleanup handler as pthread_cleanup_pop does, but also + restores the cancellation type that was in effect when the matching + pthread_cleanup_push_defer was called. */ +# define pthread_cleanup_pop_restore_np(execute) \ + __clframe.__restore (); \ + __clframe.__setdoit (execute); \ + } while (0) +# endif +# else +/* Function called to call the cleanup handler. As an extern inline + function the compiler is free to decide inlining the change when + needed or fall back on the copy which must exist somewhere + else. */ +__extern_inline void +__pthread_cleanup_routine (struct __pthread_cleanup_frame *__frame) +{ + if (__frame->__do_it) + __frame->__cancel_routine (__frame->__cancel_arg); +} + +/* Install a cleanup handler: ROUTINE will be called with arguments ARG + when the thread is canceled or calls pthread_exit. ROUTINE will also + be called with arguments ARG when the matching pthread_cleanup_pop + is executed with non-zero EXECUTE argument. + + pthread_cleanup_push and pthread_cleanup_pop are macros and must always + be used in matching pairs at the same nesting level of braces. */ +# define pthread_cleanup_push(routine, arg) \ + do { \ + struct __pthread_cleanup_frame __clframe \ + __attribute__ ((__cleanup__ (__pthread_cleanup_routine))) \ + = { .__cancel_routine = (routine), .__cancel_arg = (arg), \ + .__do_it = 1 }; + +/* Remove a cleanup handler installed by the matching pthread_cleanup_push. + If EXECUTE is non-zero, the handler function is called. */ +# define pthread_cleanup_pop(execute) \ + __clframe.__do_it = (execute); \ + } while (0) + +# ifdef __USE_GNU +/* Install a cleanup handler as pthread_cleanup_push does, but also + saves the current cancellation type and sets it to deferred + cancellation. */ +# define pthread_cleanup_push_defer_np(routine, arg) \ + do { \ + struct __pthread_cleanup_frame __clframe \ + __attribute__ ((__cleanup__ (__pthread_cleanup_routine))) \ + = { .__cancel_routine = (routine), .__cancel_arg = (arg), \ + .__do_it = 1 }; \ + (void) pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, \ + &__clframe.__cancel_type) + +/* Remove a cleanup handler as pthread_cleanup_pop does, but also + restores the cancellation type that was in effect when the matching + pthread_cleanup_push_defer was called. */ +# define pthread_cleanup_pop_restore_np(execute) \ + (void) pthread_setcanceltype (__clframe.__cancel_type, NULL); \ + __clframe.__do_it = (execute); \ + } while (0) +# endif +# endif +#else +/* Install a cleanup handler: ROUTINE will be called with arguments ARG + when the thread is canceled or calls pthread_exit. ROUTINE will also + be called with arguments ARG when the matching pthread_cleanup_pop + is executed with non-zero EXECUTE argument. + + pthread_cleanup_push and pthread_cleanup_pop are macros and must always + be used in matching pairs at the same nesting level of braces. */ +# define pthread_cleanup_push(routine, arg) \ + do { \ + __pthread_unwind_buf_t __cancel_buf; \ + void (*__cancel_routine) (void *) = (routine); \ + void *__cancel_arg = (arg); \ + int __not_first_call = __sigsetjmp_cancel (__cancel_buf.__cancel_jmp_buf, \ + 0); \ + if (__glibc_unlikely (__not_first_call)) \ + { \ + __cancel_routine (__cancel_arg); \ + __pthread_unwind_next (&__cancel_buf); \ + /* NOTREACHED */ \ + } \ + \ + __pthread_register_cancel (&__cancel_buf); \ + do { +extern void __pthread_register_cancel (__pthread_unwind_buf_t *__buf) + __cleanup_fct_attribute; + +/* Remove a cleanup handler installed by the matching pthread_cleanup_push. + If EXECUTE is non-zero, the handler function is called. */ +# define pthread_cleanup_pop(execute) \ + do { } while (0);/* Empty to allow label before pthread_cleanup_pop. */\ + } while (0); \ + __pthread_unregister_cancel (&__cancel_buf); \ + if (execute) \ + __cancel_routine (__cancel_arg); \ + } while (0) +extern void __pthread_unregister_cancel (__pthread_unwind_buf_t *__buf) + __cleanup_fct_attribute; + +# ifdef __USE_GNU +/* Install a cleanup handler as pthread_cleanup_push does, but also + saves the current cancellation type and sets it to deferred + cancellation. */ +# define pthread_cleanup_push_defer_np(routine, arg) \ + do { \ + __pthread_unwind_buf_t __cancel_buf; \ + void (*__cancel_routine) (void *) = (routine); \ + void *__cancel_arg = (arg); \ + int __not_first_call = __sigsetjmp_cancel (__cancel_buf.__cancel_jmp_buf, \ + 0); \ + if (__glibc_unlikely (__not_first_call)) \ + { \ + __cancel_routine (__cancel_arg); \ + __pthread_unwind_next (&__cancel_buf); \ + /* NOTREACHED */ \ + } \ + \ + __pthread_register_cancel_defer (&__cancel_buf); \ + do { +extern void __pthread_register_cancel_defer (__pthread_unwind_buf_t *__buf) + __cleanup_fct_attribute; + +/* Remove a cleanup handler as pthread_cleanup_pop does, but also + restores the cancellation type that was in effect when the matching + pthread_cleanup_push_defer was called. */ +# define pthread_cleanup_pop_restore_np(execute) \ + do { } while (0);/* Empty to allow label before pthread_cleanup_pop. */\ + } while (0); \ + __pthread_unregister_cancel_restore (&__cancel_buf); \ + if (execute) \ + __cancel_routine (__cancel_arg); \ + } while (0) +extern void __pthread_unregister_cancel_restore (__pthread_unwind_buf_t *__buf) + __cleanup_fct_attribute; +# endif + +/* Internal interface to initiate cleanup. */ +extern void __pthread_unwind_next (__pthread_unwind_buf_t *__buf) + __cleanup_fct_attribute __attribute__ ((__noreturn__)) +# ifndef SHARED + __attribute__ ((__weak__)) +# endif + ; +#endif + +/* Function used in the macros. Calling __sigsetjmp, with its first + argument declared as an array, results in a -Wstringop-overflow + warning from GCC 11 because struct pthread_unwind_buf is smaller + than jmp_buf. The calls from the macros have __SAVEMASK set to 0, + so nothing beyond the common prefix is used and this warning is a + false positive. Use an alias with its first argument declared to + use the type in the macros if possible to avoid this warning. */ +#if __GNUC_PREREQ (11, 0) +extern int __REDIRECT_NTHNL (__sigsetjmp_cancel, + (struct __cancel_jmp_buf_tag __env[1], + int __savemask), + __sigsetjmp) __attribute_returns_twice__; +#else +# define __sigsetjmp_cancel(env, savemask) \ + __sigsetjmp ((struct __jmp_buf_tag *) (void *) (env), (savemask)) +extern int __sigsetjmp (struct __jmp_buf_tag __env[1], + int __savemask) __THROWNL; +#endif + + +/* Mutex handling. */ + +/* Initialize a mutex. */ +extern int pthread_mutex_init (pthread_mutex_t *__mutex, + const pthread_mutexattr_t *__mutexattr) + __THROW __nonnull ((1)); + +/* Destroy a mutex. */ +extern int pthread_mutex_destroy (pthread_mutex_t *__mutex) + __THROW __nonnull ((1)); + +/* Try locking a mutex. */ +extern int pthread_mutex_trylock (pthread_mutex_t *__mutex) + __THROWNL __nonnull ((1)); + +/* Lock a mutex. */ +extern int pthread_mutex_lock (pthread_mutex_t *__mutex) + __THROWNL __nonnull ((1)); + +#ifdef __USE_XOPEN2K +/* Wait until lock becomes available, or specified time passes. */ +# ifndef __USE_TIME_BITS64 +extern int pthread_mutex_timedlock (pthread_mutex_t *__restrict __mutex, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 2)); +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_mutex_timedlock, + (pthread_mutex_t *__restrict __mutex, + const struct timespec *__restrict __abstime), + __pthread_mutex_timedlock64) __nonnull ((1, 2)); +# else +# define pthread_mutex_timedlock __pthread_mutex_timedlock64 +# endif +# endif +#endif + +#ifdef __USE_GNU +# ifndef __USE_TIME_BITS64 +extern int pthread_mutex_clocklock (pthread_mutex_t *__restrict __mutex, + clockid_t __clockid, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 3)); +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_mutex_clocklock, + (pthread_mutex_t *__restrict __mutex, + clockid_t __clockid, + const struct timespec *__restrict __abstime), + __pthread_mutex_clocklock64) __nonnull ((1, 3)); +# else +# define pthread_mutex_clocklock __pthread_mutex_clocklock64 +# endif +# endif +#endif + +/* Unlock a mutex. */ +extern int pthread_mutex_unlock (pthread_mutex_t *__mutex) + __THROWNL __nonnull ((1)); + + +/* Get the priority ceiling of MUTEX. */ +extern int pthread_mutex_getprioceiling (const pthread_mutex_t * + __restrict __mutex, + int *__restrict __prioceiling) + __THROW __nonnull ((1, 2)); + +/* Set the priority ceiling of MUTEX to PRIOCEILING, return old + priority ceiling value in *OLD_CEILING. */ +extern int pthread_mutex_setprioceiling (pthread_mutex_t *__restrict __mutex, + int __prioceiling, + int *__restrict __old_ceiling) + __THROW __nonnull ((1, 3)); + + +#ifdef __USE_XOPEN2K8 +/* Declare the state protected by MUTEX as consistent. */ +extern int pthread_mutex_consistent (pthread_mutex_t *__mutex) + __THROW __nonnull ((1)); +# ifdef __USE_GNU +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (pthread_mutex_consistent_np, (pthread_mutex_t *), + pthread_mutex_consistent) __nonnull ((1)) + __attribute_deprecated_msg__ ("\ +pthread_mutex_consistent_np is deprecated, use pthread_mutex_consistent"); +# else +# define pthread_mutex_consistent_np pthread_mutex_consistent +# endif +# endif +#endif + + +/* Functions for handling mutex attributes. */ + +/* Initialize mutex attribute object ATTR with default attributes + (kind is PTHREAD_MUTEX_TIMED_NP). */ +extern int pthread_mutexattr_init (pthread_mutexattr_t *__attr) + __THROW __nonnull ((1)); + +/* Destroy mutex attribute object ATTR. */ +extern int pthread_mutexattr_destroy (pthread_mutexattr_t *__attr) + __THROW __nonnull ((1)); + +/* Get the process-shared flag of the mutex attribute ATTR. */ +extern int pthread_mutexattr_getpshared (const pthread_mutexattr_t * + __restrict __attr, + int *__restrict __pshared) + __THROW __nonnull ((1, 2)); + +/* Set the process-shared flag of the mutex attribute ATTR. */ +extern int pthread_mutexattr_setpshared (pthread_mutexattr_t *__attr, + int __pshared) + __THROW __nonnull ((1)); + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K8 +/* Return in *KIND the mutex kind attribute in *ATTR. */ +extern int pthread_mutexattr_gettype (const pthread_mutexattr_t *__restrict + __attr, int *__restrict __kind) + __THROW __nonnull ((1, 2)); + +/* Set the mutex kind attribute in *ATTR to KIND (either PTHREAD_MUTEX_NORMAL, + PTHREAD_MUTEX_RECURSIVE, PTHREAD_MUTEX_ERRORCHECK, or + PTHREAD_MUTEX_DEFAULT). */ +extern int pthread_mutexattr_settype (pthread_mutexattr_t *__attr, int __kind) + __THROW __nonnull ((1)); +#endif + +/* Return in *PROTOCOL the mutex protocol attribute in *ATTR. */ +extern int pthread_mutexattr_getprotocol (const pthread_mutexattr_t * + __restrict __attr, + int *__restrict __protocol) + __THROW __nonnull ((1, 2)); + +/* Set the mutex protocol attribute in *ATTR to PROTOCOL (either + PTHREAD_PRIO_NONE, PTHREAD_PRIO_INHERIT, or PTHREAD_PRIO_PROTECT). */ +extern int pthread_mutexattr_setprotocol (pthread_mutexattr_t *__attr, + int __protocol) + __THROW __nonnull ((1)); + +/* Return in *PRIOCEILING the mutex prioceiling attribute in *ATTR. */ +extern int pthread_mutexattr_getprioceiling (const pthread_mutexattr_t * + __restrict __attr, + int *__restrict __prioceiling) + __THROW __nonnull ((1, 2)); + +/* Set the mutex prioceiling attribute in *ATTR to PRIOCEILING. */ +extern int pthread_mutexattr_setprioceiling (pthread_mutexattr_t *__attr, + int __prioceiling) + __THROW __nonnull ((1)); + +#ifdef __USE_XOPEN2K +/* Get the robustness flag of the mutex attribute ATTR. */ +extern int pthread_mutexattr_getrobust (const pthread_mutexattr_t *__attr, + int *__robustness) + __THROW __nonnull ((1, 2)); +# ifdef __USE_GNU +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (pthread_mutexattr_getrobust_np, + (pthread_mutexattr_t *, int *), + pthread_mutexattr_getrobust) __nonnull ((1)) + __attribute_deprecated_msg__ ("\ +pthread_mutexattr_getrobust_np is deprecated, use pthread_mutexattr_getrobust"); +# else +# define pthread_mutexattr_getrobust_np pthread_mutexattr_getrobust +# endif +# endif + +/* Set the robustness flag of the mutex attribute ATTR. */ +extern int pthread_mutexattr_setrobust (pthread_mutexattr_t *__attr, + int __robustness) + __THROW __nonnull ((1)); +# ifdef __USE_GNU +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (pthread_mutexattr_setrobust_np, + (pthread_mutexattr_t *, int), + pthread_mutexattr_setrobust) __nonnull ((1)) + __attribute_deprecated_msg__ ("\ +pthread_mutexattr_setrobust_np is deprecated, use pthread_mutexattr_setrobust"); +# else +# define pthread_mutexattr_setrobust_np pthread_mutexattr_setrobust +# endif +# endif +#endif + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Functions for handling read-write locks. */ + +/* Initialize read-write lock RWLOCK using attributes ATTR, or use + the default values if later is NULL. */ +extern int pthread_rwlock_init (pthread_rwlock_t *__restrict __rwlock, + const pthread_rwlockattr_t *__restrict + __attr) __THROW __nonnull ((1)); + +/* Destroy read-write lock RWLOCK. */ +extern int pthread_rwlock_destroy (pthread_rwlock_t *__rwlock) + __THROW __nonnull ((1)); + +/* Acquire read lock for RWLOCK. */ +extern int pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock) + __THROWNL __nonnull ((1)); + +/* Try to acquire read lock for RWLOCK. */ +extern int pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock) + __THROWNL __nonnull ((1)); + +# ifdef __USE_XOPEN2K +/* Try to acquire read lock for RWLOCK or return after specfied time. */ +# ifndef __USE_TIME_BITS64 +extern int pthread_rwlock_timedrdlock (pthread_rwlock_t *__restrict __rwlock, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 2)); +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_rwlock_timedrdlock, + (pthread_rwlock_t *__restrict __rwlock, + const struct timespec *__restrict __abstime), + __pthread_rwlock_timedrdlock64) + __nonnull ((1, 2)); +# else +# define pthread_rwlock_timedrdlock __pthread_rwlock_timedrdlock64 +# endif +# endif +# endif + +# ifdef __USE_GNU +# ifndef __USE_TIME_BITS64 +extern int pthread_rwlock_clockrdlock (pthread_rwlock_t *__restrict __rwlock, + clockid_t __clockid, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 3)); +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_rwlock_clockrdlock, + (pthread_rwlock_t *__restrict __rwlock, + clockid_t __clockid, + const struct timespec *__restrict __abstime), + __pthread_rwlock_clockrdlock64) + __nonnull ((1, 3)); +# else +# define pthread_rwlock_clockrdlock __pthread_rwlock_clockrdlock64 +# endif +# endif +# endif + +/* Acquire write lock for RWLOCK. */ +extern int pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock) + __THROWNL __nonnull ((1)); + +/* Try to acquire write lock for RWLOCK. */ +extern int pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock) + __THROWNL __nonnull ((1)); + +# ifdef __USE_XOPEN2K +/* Try to acquire write lock for RWLOCK or return after specfied time. */ +# ifndef __USE_TIME_BITS64 +extern int pthread_rwlock_timedwrlock (pthread_rwlock_t *__restrict __rwlock, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 2)); +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_rwlock_timedwrlock, + (pthread_rwlock_t *__restrict __rwlock, + const struct timespec *__restrict __abstime), + __pthread_rwlock_timedwrlock64) + __nonnull ((1, 2)); +# else +# define pthread_rwlock_timedwrlock __pthread_rwlock_timedwrlock64 +# endif +# endif +# endif + +# ifdef __USE_GNU +# ifndef __USE_TIME_BITS64 +extern int pthread_rwlock_clockwrlock (pthread_rwlock_t *__restrict __rwlock, + clockid_t __clockid, + const struct timespec *__restrict + __abstime) __THROWNL __nonnull ((1, 3)); + +# else +# ifdef __REDIRECT_NTHNL +extern int __REDIRECT_NTHNL (pthread_rwlock_clockwrlock, + (pthread_rwlock_t *__restrict __rwlock, + clockid_t __clockid, + const struct timespec *__restrict __abstime), + __pthread_rwlock_clockwrlock64) + __nonnull ((1, 3)); +# else +# define pthread_rwlock_clockwrlock __pthread_rwlock_clockwrlock64 +# endif +# endif +# endif + +/* Unlock RWLOCK. */ +extern int pthread_rwlock_unlock (pthread_rwlock_t *__rwlock) + __THROWNL __nonnull ((1)); + + +/* Functions for handling read-write lock attributes. */ + +/* Initialize attribute object ATTR with default values. */ +extern int pthread_rwlockattr_init (pthread_rwlockattr_t *__attr) + __THROW __nonnull ((1)); + +/* Destroy attribute object ATTR. */ +extern int pthread_rwlockattr_destroy (pthread_rwlockattr_t *__attr) + __THROW __nonnull ((1)); + +/* Return current setting of process-shared attribute of ATTR in PSHARED. */ +extern int pthread_rwlockattr_getpshared (const pthread_rwlockattr_t * + __restrict __attr, + int *__restrict __pshared) + __THROW __nonnull ((1, 2)); + +/* Set process-shared attribute of ATTR to PSHARED. */ +extern int pthread_rwlockattr_setpshared (pthread_rwlockattr_t *__attr, + int __pshared) + __THROW __nonnull ((1)); + +/* Return current setting of reader/writer preference. */ +extern int pthread_rwlockattr_getkind_np (const pthread_rwlockattr_t * + __restrict __attr, + int *__restrict __pref) + __THROW __nonnull ((1, 2)); + +/* Set reader/write preference. */ +extern int pthread_rwlockattr_setkind_np (pthread_rwlockattr_t *__attr, + int __pref) __THROW __nonnull ((1)); +#endif + + +/* Functions for handling conditional variables. */ + +/* Initialize condition variable COND using attributes ATTR, or use + the default values if later is NULL. */ +extern int pthread_cond_init (pthread_cond_t *__restrict __cond, + const pthread_condattr_t *__restrict __cond_attr) + __THROW __nonnull ((1)); + +/* Destroy condition variable COND. */ +extern int pthread_cond_destroy (pthread_cond_t *__cond) + __THROW __nonnull ((1)); + +/* Wake up one thread waiting for condition variable COND. */ +extern int pthread_cond_signal (pthread_cond_t *__cond) + __THROWNL __nonnull ((1)); + +/* Wake up all threads waiting for condition variables COND. */ +extern int pthread_cond_broadcast (pthread_cond_t *__cond) + __THROWNL __nonnull ((1)); + +/* Wait for condition variable COND to be signaled or broadcast. + MUTEX is assumed to be locked before. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int pthread_cond_wait (pthread_cond_t *__restrict __cond, + pthread_mutex_t *__restrict __mutex) + __nonnull ((1, 2)); + +/* Wait for condition variable COND to be signaled or broadcast until + ABSTIME. MUTEX is assumed to be locked before. ABSTIME is an + absolute time specification; zero is the beginning of the epoch + (00:00:00 GMT, January 1, 1970). + + This function is a cancellation point and therefore not marked with + __THROW. */ +# ifndef __USE_TIME_BITS64 +extern int pthread_cond_timedwait (pthread_cond_t *__restrict __cond, + pthread_mutex_t *__restrict __mutex, + const struct timespec *__restrict __abstime) + __nonnull ((1, 2, 3)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (pthread_cond_timedwait, + (pthread_cond_t *__restrict __cond, + pthread_mutex_t *__restrict __mutex, + const struct timespec *__restrict __abstime), + __pthread_cond_timedwait64) + __nonnull ((1, 2, 3)); +# else +# define pthread_cond_timedwait __pthread_cond_timedwait64 +# endif +# endif + +# ifdef __USE_GNU +/* Wait for condition variable COND to be signaled or broadcast until + ABSTIME measured by the specified clock. MUTEX is assumed to be + locked before. CLOCK is the clock to use. ABSTIME is an absolute + time specification against CLOCK's epoch. + + This function is a cancellation point and therefore not marked with + __THROW. */ +# ifndef __USE_TIME_BITS64 +extern int pthread_cond_clockwait (pthread_cond_t *__restrict __cond, + pthread_mutex_t *__restrict __mutex, + __clockid_t __clock_id, + const struct timespec *__restrict __abstime) + __nonnull ((1, 2, 4)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (pthread_cond_clockwait, + (pthread_cond_t *__restrict __cond, + pthread_mutex_t *__restrict __mutex, + __clockid_t __clock_id, + const struct timespec *__restrict __abstime), + __pthread_cond_clockwait64) + __nonnull ((1, 2, 4)); +# else +# define pthread_cond_clockwait __pthread_cond_clockwait64 +# endif +# endif +# endif + +/* Functions for handling condition variable attributes. */ + +/* Initialize condition variable attribute ATTR. */ +extern int pthread_condattr_init (pthread_condattr_t *__attr) + __THROW __nonnull ((1)); + +/* Destroy condition variable attribute ATTR. */ +extern int pthread_condattr_destroy (pthread_condattr_t *__attr) + __THROW __nonnull ((1)); + +/* Get the process-shared flag of the condition variable attribute ATTR. */ +extern int pthread_condattr_getpshared (const pthread_condattr_t * + __restrict __attr, + int *__restrict __pshared) + __THROW __nonnull ((1, 2)); + +/* Set the process-shared flag of the condition variable attribute ATTR. */ +extern int pthread_condattr_setpshared (pthread_condattr_t *__attr, + int __pshared) __THROW __nonnull ((1)); + +#ifdef __USE_XOPEN2K +/* Get the clock selected for the condition variable attribute ATTR. */ +extern int pthread_condattr_getclock (const pthread_condattr_t * + __restrict __attr, + __clockid_t *__restrict __clock_id) + __THROW __nonnull ((1, 2)); + +/* Set the clock selected for the condition variable attribute ATTR. */ +extern int pthread_condattr_setclock (pthread_condattr_t *__attr, + __clockid_t __clock_id) + __THROW __nonnull ((1)); +#endif + + +#ifdef __USE_XOPEN2K +/* Functions to handle spinlocks. */ + +/* Initialize the spinlock LOCK. If PSHARED is nonzero the spinlock can + be shared between different processes. */ +extern int pthread_spin_init (pthread_spinlock_t *__lock, int __pshared) + __THROW __nonnull ((1)); + +/* Destroy the spinlock LOCK. */ +extern int pthread_spin_destroy (pthread_spinlock_t *__lock) + __THROW __nonnull ((1)); + +/* Wait until spinlock LOCK is retrieved. */ +extern int pthread_spin_lock (pthread_spinlock_t *__lock) + __THROWNL __nonnull ((1)); + +/* Try to lock spinlock LOCK. */ +extern int pthread_spin_trylock (pthread_spinlock_t *__lock) + __THROWNL __nonnull ((1)); + +/* Release spinlock LOCK. */ +extern int pthread_spin_unlock (pthread_spinlock_t *__lock) + __THROWNL __nonnull ((1)); + + +/* Functions to handle barriers. */ + +/* Initialize BARRIER with the attributes in ATTR. The barrier is + opened when COUNT waiters arrived. */ +extern int pthread_barrier_init (pthread_barrier_t *__restrict __barrier, + const pthread_barrierattr_t *__restrict + __attr, unsigned int __count) + __THROW __nonnull ((1)); + +/* Destroy a previously dynamically initialized barrier BARRIER. */ +extern int pthread_barrier_destroy (pthread_barrier_t *__barrier) + __THROW __nonnull ((1)); + +/* Wait on barrier BARRIER. */ +extern int pthread_barrier_wait (pthread_barrier_t *__barrier) + __THROWNL __nonnull ((1)); + + +/* Initialize barrier attribute ATTR. */ +extern int pthread_barrierattr_init (pthread_barrierattr_t *__attr) + __THROW __nonnull ((1)); + +/* Destroy previously dynamically initialized barrier attribute ATTR. */ +extern int pthread_barrierattr_destroy (pthread_barrierattr_t *__attr) + __THROW __nonnull ((1)); + +/* Get the process-shared flag of the barrier attribute ATTR. */ +extern int pthread_barrierattr_getpshared (const pthread_barrierattr_t * + __restrict __attr, + int *__restrict __pshared) + __THROW __nonnull ((1, 2)); + +/* Set the process-shared flag of the barrier attribute ATTR. */ +extern int pthread_barrierattr_setpshared (pthread_barrierattr_t *__attr, + int __pshared) + __THROW __nonnull ((1)); +#endif + + +/* Functions for handling thread-specific data. */ + +/* Create a key value identifying a location in the thread-specific + data area. Each thread maintains a distinct thread-specific data + area. DESTR_FUNCTION, if non-NULL, is called with the value + associated to that key when the key is destroyed. + DESTR_FUNCTION is not called if the value associated is NULL when + the key is destroyed. */ +extern int pthread_key_create (pthread_key_t *__key, + void (*__destr_function) (void *)) + __THROW __nonnull ((1)); + +/* Destroy KEY. */ +extern int pthread_key_delete (pthread_key_t __key) __THROW; + +/* Return current value of the thread-specific data slot identified by KEY. */ +extern void *pthread_getspecific (pthread_key_t __key) __THROW; + +/* Store POINTER in the thread-specific data slot identified by KEY. */ +extern int pthread_setspecific (pthread_key_t __key, + const void *__pointer) + __THROW __attr_access_none (2); + + +#ifdef __USE_XOPEN2K +/* Get ID of CPU-time clock for thread THREAD_ID. */ +extern int pthread_getcpuclockid (pthread_t __thread_id, + __clockid_t *__clock_id) + __THROW __nonnull ((2)); +#endif + + +/* Install handlers to be called when a new process is created with FORK. + The PREPARE handler is called in the parent process just before performing + FORK. The PARENT handler is called in the parent process just after FORK. + The CHILD handler is called in the child process. Each of the three + handlers can be NULL, meaning that no handler needs to be called at that + point. + PTHREAD_ATFORK can be called several times, in which case the PREPARE + handlers are called in LIFO order (last added with PTHREAD_ATFORK, + first called before FORK), and the PARENT and CHILD handlers are called + in FIFO (first added, first called). */ + +extern int pthread_atfork (void (*__prepare) (void), + void (*__parent) (void), + void (*__child) (void)) __THROW; + + +#ifdef __USE_EXTERN_INLINES +/* Optimizations. */ +__extern_inline int +__NTH (pthread_equal (pthread_t __thread1, pthread_t __thread2)) +{ + return __thread1 == __thread2; +} +#endif + +__END_DECLS + +#endif /* pthread.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h.blob new file mode 100644 index 0000000..2bcf351 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@pthread.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h new file mode 100644 index 0000000..9b254ae --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h @@ -0,0 +1,140 @@ +/* Definitions for POSIX 1003.1b-1993 (aka POSIX.4) scheduling interface. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SCHED_H +#define _SCHED_H 1 + +#include + +/* Get type definitions. */ +#include + +#define __need_size_t +#define __need_NULL +#include + +#include +#include +#ifndef __USE_XOPEN2K +# include +#endif + +#ifndef __pid_t_defined +typedef __pid_t pid_t; +# define __pid_t_defined +#endif + +/* Get system specific constant and data structure definitions. */ +#include +#include + +/* Backward compatibility. */ +#define sched_priority sched_priority +#define __sched_priority sched_priority + + +__BEGIN_DECLS + +/* Set scheduling parameters for a process. */ +extern int sched_setparam (__pid_t __pid, const struct sched_param *__param) + __THROW; + +/* Retrieve scheduling parameters for a particular process. */ +extern int sched_getparam (__pid_t __pid, struct sched_param *__param) __THROW; + +/* Set scheduling algorithm and/or parameters for a process. */ +extern int sched_setscheduler (__pid_t __pid, int __policy, + const struct sched_param *__param) __THROW; + +/* Retrieve scheduling algorithm for a particular purpose. */ +extern int sched_getscheduler (__pid_t __pid) __THROW; + +/* Yield the processor. */ +extern int sched_yield (void) __THROW; + +/* Get maximum priority value for a scheduler. */ +extern int sched_get_priority_max (int __algorithm) __THROW; + +/* Get minimum priority value for a scheduler. */ +extern int sched_get_priority_min (int __algorithm) __THROW; + +/* Get the SCHED_RR interval for the named process. */ +#ifndef __USE_TIME_BITS64 +extern int sched_rr_get_interval (__pid_t __pid, struct timespec *__t) __THROW; +#else +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (sched_rr_get_interval, + (__pid_t __pid, struct timespec *__t), + __sched_rr_get_interval64); +# else +# define sched_rr_get_interval __sched_rr_get_interval64 +# endif +#endif + +#ifdef __USE_GNU +/* Access macros for `cpu_set'. */ +# define CPU_SETSIZE __CPU_SETSIZE +# define CPU_SET(cpu, cpusetp) __CPU_SET_S (cpu, sizeof (cpu_set_t), cpusetp) +# define CPU_CLR(cpu, cpusetp) __CPU_CLR_S (cpu, sizeof (cpu_set_t), cpusetp) +# define CPU_ISSET(cpu, cpusetp) __CPU_ISSET_S (cpu, sizeof (cpu_set_t), \ + cpusetp) +# define CPU_ZERO(cpusetp) __CPU_ZERO_S (sizeof (cpu_set_t), cpusetp) +# define CPU_COUNT(cpusetp) __CPU_COUNT_S (sizeof (cpu_set_t), cpusetp) + +# define CPU_SET_S(cpu, setsize, cpusetp) __CPU_SET_S (cpu, setsize, cpusetp) +# define CPU_CLR_S(cpu, setsize, cpusetp) __CPU_CLR_S (cpu, setsize, cpusetp) +# define CPU_ISSET_S(cpu, setsize, cpusetp) __CPU_ISSET_S (cpu, setsize, \ + cpusetp) +# define CPU_ZERO_S(setsize, cpusetp) __CPU_ZERO_S (setsize, cpusetp) +# define CPU_COUNT_S(setsize, cpusetp) __CPU_COUNT_S (setsize, cpusetp) + +# define CPU_EQUAL(cpusetp1, cpusetp2) \ + __CPU_EQUAL_S (sizeof (cpu_set_t), cpusetp1, cpusetp2) +# define CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ + __CPU_EQUAL_S (setsize, cpusetp1, cpusetp2) + +# define CPU_AND(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, &) +# define CPU_OR(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, |) +# define CPU_XOR(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, ^) +# define CPU_AND_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, &) +# define CPU_OR_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, |) +# define CPU_XOR_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, ^) + +# define CPU_ALLOC_SIZE(count) __CPU_ALLOC_SIZE (count) +# define CPU_ALLOC(count) __CPU_ALLOC (count) +# define CPU_FREE(cpuset) __CPU_FREE (cpuset) + + +/* Set the CPU affinity for a task */ +extern int sched_setaffinity (__pid_t __pid, size_t __cpusetsize, + const cpu_set_t *__cpuset) __THROW; + +/* Get the CPU affinity for a task */ +extern int sched_getaffinity (__pid_t __pid, size_t __cpusetsize, + cpu_set_t *__cpuset) __THROW; +#endif + +__END_DECLS + +#endif /* sched.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h.blob new file mode 100644 index 0000000..4dc65cf Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sched.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h new file mode 100644 index 0000000..d3cba52 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h @@ -0,0 +1,64 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _STDC_PREDEF_H +#define _STDC_PREDEF_H 1 + +/* This header is separate from features.h so that the compiler can + include it implicitly at the start of every compilation. It must + not itself include or any other header that includes + because the implicit include comes before any feature + test macros that may be defined in a source file before it first + explicitly includes a system header. GCC knows the name of this + header in order to preinclude it. */ + +/* glibc's intent is to support the IEC 559 math functionality, real + and complex. If the GCC (4.9 and later) predefined macros + specifying compiler intent are available, use them to determine + whether the overall intent is to support these features; otherwise, + presume an older compiler has intent to support these features and + define these macros by default. */ + +#ifdef __GCC_IEC_559 +# if __GCC_IEC_559 > 0 +# define __STDC_IEC_559__ 1 +# define __STDC_IEC_60559_BFP__ 201404L +# endif +#else +# define __STDC_IEC_559__ 1 +# define __STDC_IEC_60559_BFP__ 201404L +#endif + +#ifdef __GCC_IEC_559_COMPLEX +# if __GCC_IEC_559_COMPLEX > 0 +# define __STDC_IEC_559_COMPLEX__ 1 +# define __STDC_IEC_60559_COMPLEX__ 201404L +# endif +#else +# define __STDC_IEC_559_COMPLEX__ 1 +# define __STDC_IEC_60559_COMPLEX__ 201404L +#endif + +/* wchar_t uses Unicode 10.0.0. Version 10.0 of the Unicode Standard is + synchronized with ISO/IEC 10646:2017, fifth edition, plus + the following additions from Amendment 1 to the fifth edition: + - 56 emoji characters + - 285 hentaigana + - 3 additional Zanabazar Square characters */ +#define __STDC_ISO_10646__ 201706L + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h.blob new file mode 100644 index 0000000..e018306 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdc-predef.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h new file mode 100644 index 0000000..ed80420 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h @@ -0,0 +1,911 @@ +/* Define ISO C stdio on top of C++ iostreams. + Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.19 Input/output + */ + +#ifndef _STDIO_H +#define _STDIO_H 1 + +#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +#include + +__BEGIN_DECLS + +#define __need_size_t +#define __need_NULL +#include + +#define __need___va_list +#include + +#include +#include +#include +#include +#include +#include + +#ifdef __USE_GNU +# include +#endif + +#if defined __USE_XOPEN || defined __USE_XOPEN2K8 +# ifdef __GNUC__ +# ifndef _VA_LIST_DEFINED +typedef __gnuc_va_list va_list; +# define _VA_LIST_DEFINED +# endif +# else +# include +# endif +#endif + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +# ifndef __off_t_defined +# ifndef __USE_FILE_OFFSET64 +typedef __off_t off_t; +# else +typedef __off64_t off_t; +# endif +# define __off_t_defined +# endif +# if defined __USE_LARGEFILE64 && !defined __off64_t_defined +typedef __off64_t off64_t; +# define __off64_t_defined +# endif +#endif + +#ifdef __USE_XOPEN2K8 +# ifndef __ssize_t_defined +typedef __ssize_t ssize_t; +# define __ssize_t_defined +# endif +#endif + +/* The type of the second argument to `fgetpos' and `fsetpos'. */ +#ifndef __USE_FILE_OFFSET64 +typedef __fpos_t fpos_t; +#else +typedef __fpos64_t fpos_t; +#endif +#ifdef __USE_LARGEFILE64 +typedef __fpos64_t fpos64_t; +#endif + +/* The possibilities for the third argument to `setvbuf'. */ +#define _IOFBF 0 /* Fully buffered. */ +#define _IOLBF 1 /* Line buffered. */ +#define _IONBF 2 /* No buffering. */ + + +/* Default buffer size. */ +#define BUFSIZ 8192 + + +/* The value returned by fgetc and similar functions to indicate the + end of the file. */ +#define EOF (-1) + + +/* The possibilities for the third argument to `fseek'. + These values should not be changed. */ +#define SEEK_SET 0 /* Seek from beginning of file. */ +#define SEEK_CUR 1 /* Seek from current position. */ +#define SEEK_END 2 /* Seek from end of file. */ +#ifdef __USE_GNU +# define SEEK_DATA 3 /* Seek to next data. */ +# define SEEK_HOLE 4 /* Seek to next hole. */ +#endif + + +#if defined __USE_MISC || defined __USE_XOPEN +/* Default path prefix for `tempnam' and `tmpnam'. */ +# define P_tmpdir "/tmp" +#endif + + +/* Get the values: + L_tmpnam How long an array of chars must be to be passed to `tmpnam'. + TMP_MAX The minimum number of unique filenames generated by tmpnam + (and tempnam when it uses tmpnam's name space), + or tempnam (the two are separate). + L_ctermid How long an array to pass to `ctermid'. + L_cuserid How long an array to pass to `cuserid'. + FOPEN_MAX Minimum number of files that can be open at once. + FILENAME_MAX Maximum length of a filename. */ +#include + + +#if __GLIBC_USE (ISOC2X) +/* Maximum length of printf output for a NaN. */ +# define _PRINTF_NAN_LEN_MAX 4 +#endif + + +/* Standard streams. */ +extern FILE *stdin; /* Standard input stream. */ +extern FILE *stdout; /* Standard output stream. */ +extern FILE *stderr; /* Standard error output stream. */ +/* C89/C99 say they're macros. Make them happy. */ +#define stdin stdin +#define stdout stdout +#define stderr stderr + +/* Remove file FILENAME. */ +extern int remove (const char *__filename) __THROW; +/* Rename file OLD to NEW. */ +extern int rename (const char *__old, const char *__new) __THROW; + +#ifdef __USE_ATFILE +/* Rename file OLD relative to OLDFD to NEW relative to NEWFD. */ +extern int renameat (int __oldfd, const char *__old, int __newfd, + const char *__new) __THROW; +#endif + +#ifdef __USE_GNU +/* Flags for renameat2. */ +# define RENAME_NOREPLACE (1 << 0) +# define RENAME_EXCHANGE (1 << 1) +# define RENAME_WHITEOUT (1 << 2) + +/* Rename file OLD relative to OLDFD to NEW relative to NEWFD, with + additional flags. */ +extern int renameat2 (int __oldfd, const char *__old, int __newfd, + const char *__new, unsigned int __flags) __THROW; +#endif + +/* Close STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fclose (FILE *__stream); + +#undef __attr_dealloc_fclose +#define __attr_dealloc_fclose __attr_dealloc (fclose, 1) + +/* Create a temporary file and open it read/write. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +#ifndef __USE_FILE_OFFSET64 +extern FILE *tmpfile (void) + __attribute_malloc__ __attr_dealloc_fclose __wur; +#else +# ifdef __REDIRECT +extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) + __attribute_malloc__ __attr_dealloc_fclose __wur; +# else +# define tmpfile tmpfile64 +# endif +#endif + +#ifdef __USE_LARGEFILE64 +extern FILE *tmpfile64 (void) + __attribute_malloc__ __attr_dealloc_fclose __wur; +#endif + +/* Generate a temporary filename. */ +extern char *tmpnam (char[L_tmpnam]) __THROW __wur; + +#ifdef __USE_MISC +/* This is the reentrant variant of `tmpnam'. The only difference is + that it does not allow S to be NULL. */ +extern char *tmpnam_r (char __s[L_tmpnam]) __THROW __wur; +#endif + + +#if defined __USE_MISC || defined __USE_XOPEN +/* Generate a unique temporary filename using up to five characters of PFX + if it is not NULL. The directory to put this file in is searched for + as follows: First the environment variable "TMPDIR" is checked. + If it contains the name of a writable directory, that directory is used. + If not and if DIR is not NULL, that value is checked. If that fails, + P_tmpdir is tried and finally "/tmp". The storage for the filename + is allocated by `malloc'. */ +extern char *tempnam (const char *__dir, const char *__pfx) + __THROW __attribute_malloc__ __wur __attr_dealloc_free; +#endif + +/* Flush STREAM, or all streams if STREAM is NULL. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fflush (FILE *__stream); + +#ifdef __USE_MISC +/* Faster versions when locking is not required. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fflush_unlocked (FILE *__stream); +#endif + +#ifdef __USE_GNU +/* Close all streams. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fcloseall (void); +#endif + + +#ifndef __USE_FILE_OFFSET64 +/* Open a file and create a new stream for it. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern FILE *fopen (const char *__restrict __filename, + const char *__restrict __modes) + __attribute_malloc__ __attr_dealloc_fclose __wur; +/* Open a file, replacing an existing stream with it. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern FILE *freopen (const char *__restrict __filename, + const char *__restrict __modes, + FILE *__restrict __stream) __wur; +#else +# ifdef __REDIRECT +extern FILE *__REDIRECT (fopen, (const char *__restrict __filename, + const char *__restrict __modes), fopen64) + __attribute_malloc__ __attr_dealloc_fclose __wur; +extern FILE *__REDIRECT (freopen, (const char *__restrict __filename, + const char *__restrict __modes, + FILE *__restrict __stream), freopen64) + __wur; +# else +# define fopen fopen64 +# define freopen freopen64 +# endif +#endif +#ifdef __USE_LARGEFILE64 +extern FILE *fopen64 (const char *__restrict __filename, + const char *__restrict __modes) + __attribute_malloc__ __attr_dealloc_fclose __wur; +extern FILE *freopen64 (const char *__restrict __filename, + const char *__restrict __modes, + FILE *__restrict __stream) __wur; +#endif + +#ifdef __USE_POSIX +/* Create a new stream that refers to an existing system file descriptor. */ +extern FILE *fdopen (int __fd, const char *__modes) __THROW + __attribute_malloc__ __attr_dealloc_fclose __wur; +#endif + +#ifdef __USE_GNU +/* Create a new stream that refers to the given magic cookie, + and uses the given functions for input and output. */ +extern FILE *fopencookie (void *__restrict __magic_cookie, + const char *__restrict __modes, + cookie_io_functions_t __io_funcs) __THROW + __attribute_malloc__ __attr_dealloc_fclose __wur; +#endif + +#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) +/* Create a new stream that refers to a memory buffer. */ +extern FILE *fmemopen (void *__s, size_t __len, const char *__modes) + __THROW __attribute_malloc__ __attr_dealloc_fclose __wur; + +/* Open a stream that writes into a malloc'd buffer that is expanded as + necessary. *BUFLOC and *SIZELOC are updated with the buffer's location + and the number of characters written on fflush or fclose. */ +extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW + __attribute_malloc__ __attr_dealloc_fclose __wur; + +#ifdef _WCHAR_H +/* Like OPEN_MEMSTREAM, but the stream is wide oriented and produces + a wide character string. Declared here only to add attribute malloc + and only if has been previously #included. */ +extern __FILE *open_wmemstream (wchar_t **__bufloc, size_t *__sizeloc) __THROW + __attribute_malloc__ __attr_dealloc_fclose; +# endif +#endif + +/* If BUF is NULL, make STREAM unbuffered. + Else make it use buffer BUF, of size BUFSIZ. */ +extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW; +/* Make STREAM use buffering mode MODE. + If BUF is not NULL, use N bytes of it for buffering; + else allocate an internal buffer N bytes long. */ +extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf, + int __modes, size_t __n) __THROW; + +#ifdef __USE_MISC +/* If BUF is NULL, make STREAM unbuffered. + Else make it use SIZE bytes of BUF for buffering. */ +extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf, + size_t __size) __THROW; + +/* Make STREAM line-buffered. */ +extern void setlinebuf (FILE *__stream) __THROW; +#endif + + +/* Write formatted output to STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fprintf (FILE *__restrict __stream, + const char *__restrict __format, ...); +/* Write formatted output to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int printf (const char *__restrict __format, ...); +/* Write formatted output to S. */ +extern int sprintf (char *__restrict __s, + const char *__restrict __format, ...) __THROWNL; + +/* Write formatted output to S from argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vfprintf (FILE *__restrict __s, const char *__restrict __format, + __gnuc_va_list __arg); +/* Write formatted output to stdout from argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vprintf (const char *__restrict __format, __gnuc_va_list __arg); +/* Write formatted output to S from argument list ARG. */ +extern int vsprintf (char *__restrict __s, const char *__restrict __format, + __gnuc_va_list __arg) __THROWNL; + +#if defined __USE_ISOC99 || defined __USE_UNIX98 +/* Maximum chars of output to write in MAXLEN. */ +extern int snprintf (char *__restrict __s, size_t __maxlen, + const char *__restrict __format, ...) + __THROWNL __attribute__ ((__format__ (__printf__, 3, 4))); + +extern int vsnprintf (char *__restrict __s, size_t __maxlen, + const char *__restrict __format, __gnuc_va_list __arg) + __THROWNL __attribute__ ((__format__ (__printf__, 3, 0))); +#endif + +#if __GLIBC_USE (LIB_EXT2) +/* Write formatted output to a string dynamically allocated with `malloc'. + Store the address of the string in *PTR. */ +extern int vasprintf (char **__restrict __ptr, const char *__restrict __f, + __gnuc_va_list __arg) + __THROWNL __attribute__ ((__format__ (__printf__, 2, 0))) __wur; +extern int __asprintf (char **__restrict __ptr, + const char *__restrict __fmt, ...) + __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur; +extern int asprintf (char **__restrict __ptr, + const char *__restrict __fmt, ...) + __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur; +#endif + +#ifdef __USE_XOPEN2K8 +/* Write formatted output to a file descriptor. */ +extern int vdprintf (int __fd, const char *__restrict __fmt, + __gnuc_va_list __arg) + __attribute__ ((__format__ (__printf__, 2, 0))); +extern int dprintf (int __fd, const char *__restrict __fmt, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); +#endif + + +/* Read formatted input from STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fscanf (FILE *__restrict __stream, + const char *__restrict __format, ...) __wur; +/* Read formatted input from stdin. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int scanf (const char *__restrict __format, ...) __wur; +/* Read formatted input from S. */ +extern int sscanf (const char *__restrict __s, + const char *__restrict __format, ...) __THROW; + +/* For historical reasons, the C99-compliant versions of the scanf + functions are at alternative names. When __LDBL_COMPAT or + __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI are in effect, this is handled in + bits/stdio-ldbl.h. */ +#include +#if !__GLIBC_USE (DEPRECATED_SCANF) && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +# ifdef __REDIRECT +extern int __REDIRECT (fscanf, (FILE *__restrict __stream, + const char *__restrict __format, ...), + __isoc99_fscanf) __wur; +extern int __REDIRECT (scanf, (const char *__restrict __format, ...), + __isoc99_scanf) __wur; +extern int __REDIRECT_NTH (sscanf, (const char *__restrict __s, + const char *__restrict __format, ...), + __isoc99_sscanf); +# else +extern int __isoc99_fscanf (FILE *__restrict __stream, + const char *__restrict __format, ...) __wur; +extern int __isoc99_scanf (const char *__restrict __format, ...) __wur; +extern int __isoc99_sscanf (const char *__restrict __s, + const char *__restrict __format, ...) __THROW; +# define fscanf __isoc99_fscanf +# define scanf __isoc99_scanf +# define sscanf __isoc99_sscanf +# endif +#endif + +#ifdef __USE_ISOC99 +/* Read formatted input from S into argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vfscanf (FILE *__restrict __s, const char *__restrict __format, + __gnuc_va_list __arg) + __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; + +/* Read formatted input from stdin into argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg) + __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; + +/* Read formatted input from S into argument list ARG. */ +extern int vsscanf (const char *__restrict __s, + const char *__restrict __format, __gnuc_va_list __arg) + __THROW __attribute__ ((__format__ (__scanf__, 2, 0))); + +/* Same redirection as above for the v*scanf family. */ +# if !__GLIBC_USE (DEPRECATED_SCANF) +# if defined __REDIRECT && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +extern int __REDIRECT (vfscanf, + (FILE *__restrict __s, + const char *__restrict __format, __gnuc_va_list __arg), + __isoc99_vfscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; +extern int __REDIRECT (vscanf, (const char *__restrict __format, + __gnuc_va_list __arg), __isoc99_vscanf) + __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; +extern int __REDIRECT_NTH (vsscanf, + (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg), __isoc99_vsscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))); +# elif !defined __REDIRECT +extern int __isoc99_vfscanf (FILE *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __wur; +extern int __isoc99_vscanf (const char *__restrict __format, + __gnuc_va_list __arg) __wur; +extern int __isoc99_vsscanf (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __THROW; +# define vfscanf __isoc99_vfscanf +# define vscanf __isoc99_vscanf +# define vsscanf __isoc99_vsscanf +# endif +# endif +#endif /* Use ISO C9x. */ + + +/* Read a character from STREAM. + + These functions are possible cancellation points and therefore not + marked with __THROW. */ +extern int fgetc (FILE *__stream); +extern int getc (FILE *__stream); + +/* Read a character from stdin. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int getchar (void); + +#ifdef __USE_POSIX199506 +/* These are defined in POSIX.1:1996. + + These functions are possible cancellation points and therefore not + marked with __THROW. */ +extern int getc_unlocked (FILE *__stream); +extern int getchar_unlocked (void); +#endif /* Use POSIX. */ + +#ifdef __USE_MISC +/* Faster version when locking is not necessary. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fgetc_unlocked (FILE *__stream); +#endif /* Use MISC. */ + + +/* Write a character to STREAM. + + These functions are possible cancellation points and therefore not + marked with __THROW. + + These functions is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fputc (int __c, FILE *__stream); +extern int putc (int __c, FILE *__stream); + +/* Write a character to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int putchar (int __c); + +#ifdef __USE_MISC +/* Faster version when locking is not necessary. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fputc_unlocked (int __c, FILE *__stream); +#endif /* Use MISC. */ + +#ifdef __USE_POSIX199506 +/* These are defined in POSIX.1:1996. + + These functions are possible cancellation points and therefore not + marked with __THROW. */ +extern int putc_unlocked (int __c, FILE *__stream); +extern int putchar_unlocked (int __c); +#endif /* Use POSIX. */ + + +#if defined __USE_MISC \ + || (defined __USE_XOPEN && !defined __USE_XOPEN2K) +/* Get a word (int) from STREAM. */ +extern int getw (FILE *__stream); + +/* Write a word (int) to STREAM. */ +extern int putw (int __w, FILE *__stream); +#endif + + +/* Get a newline-terminated string of finite length from STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream) + __wur __fortified_attr_access (__write_only__, 1, 2); + +#if __GLIBC_USE (DEPRECATED_GETS) +/* Get a newline-terminated string from stdin, removing the newline. + + This function is impossible to use safely. It has been officially + removed from ISO C11 and ISO C++14, and we have also removed it + from the _GNU_SOURCE feature list. It remains available when + explicitly using an old ISO C, Unix, or POSIX standard. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern char *gets (char *__s) __wur __attribute_deprecated__; +#endif + +#ifdef __USE_GNU +/* This function does the same as `fgets' but does not lock the stream. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern char *fgets_unlocked (char *__restrict __s, int __n, + FILE *__restrict __stream) __wur + __fortified_attr_access (__write_only__, 1, 2); +#endif + + +#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) +/* Read up to (and including) a DELIMITER from STREAM into *LINEPTR + (and null-terminate it). *LINEPTR is a pointer returned from malloc (or + NULL), pointing to *N characters of space. It is realloc'd as + necessary. Returns the number of characters read (not including the + null terminator), or -1 on error or EOF. + + These functions are not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation they are cancellation points and + therefore not marked with __THROW. */ +extern __ssize_t __getdelim (char **__restrict __lineptr, + size_t *__restrict __n, int __delimiter, + FILE *__restrict __stream) __wur; +extern __ssize_t getdelim (char **__restrict __lineptr, + size_t *__restrict __n, int __delimiter, + FILE *__restrict __stream) __wur; + +/* Like `getdelim', but reads up to a newline. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern __ssize_t getline (char **__restrict __lineptr, + size_t *__restrict __n, + FILE *__restrict __stream) __wur; +#endif + + +/* Write a string to STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fputs (const char *__restrict __s, FILE *__restrict __stream); + +/* Write a string, followed by a newline, to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int puts (const char *__s); + + +/* Push a character back onto the input buffer of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int ungetc (int __c, FILE *__stream); + + +/* Read chunks of generic data from STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern size_t fread (void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __stream) __wur; +/* Write chunks of generic data to STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern size_t fwrite (const void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __s); + +#ifdef __USE_GNU +/* This function does the same as `fputs' but does not lock the stream. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fputs_unlocked (const char *__restrict __s, + FILE *__restrict __stream); +#endif + +#ifdef __USE_MISC +/* Faster versions when locking is not necessary. + + These functions are not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation they are cancellation points and + therefore not marked with __THROW. */ +extern size_t fread_unlocked (void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __stream) __wur; +extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __stream); +#endif + + +/* Seek to a certain position on STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fseek (FILE *__stream, long int __off, int __whence); +/* Return the current position of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern long int ftell (FILE *__stream) __wur; +/* Rewind to the beginning of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern void rewind (FILE *__stream); + +/* The Single Unix Specification, Version 2, specifies an alternative, + more adequate interface for the two functions above which deal with + file offset. `long int' is not the right type. These definitions + are originally defined in the Large File Support API. */ + +#if defined __USE_LARGEFILE || defined __USE_XOPEN2K +# ifndef __USE_FILE_OFFSET64 +/* Seek to a certain position on STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fseeko (FILE *__stream, __off_t __off, int __whence); +/* Return the current position of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern __off_t ftello (FILE *__stream) __wur; +# else +# ifdef __REDIRECT +extern int __REDIRECT (fseeko, + (FILE *__stream, __off64_t __off, int __whence), + fseeko64); +extern __off64_t __REDIRECT (ftello, (FILE *__stream), ftello64); +# else +# define fseeko fseeko64 +# define ftello ftello64 +# endif +# endif +#endif + +#ifndef __USE_FILE_OFFSET64 +/* Get STREAM's position. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos); +/* Set STREAM's position. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fsetpos (FILE *__stream, const fpos_t *__pos); +#else +# ifdef __REDIRECT +extern int __REDIRECT (fgetpos, (FILE *__restrict __stream, + fpos_t *__restrict __pos), fgetpos64); +extern int __REDIRECT (fsetpos, + (FILE *__stream, const fpos_t *__pos), fsetpos64); +# else +# define fgetpos fgetpos64 +# define fsetpos fsetpos64 +# endif +#endif + +#ifdef __USE_LARGEFILE64 +extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence); +extern __off64_t ftello64 (FILE *__stream) __wur; +extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos); +extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos); +#endif + +/* Clear the error and EOF indicators for STREAM. */ +extern void clearerr (FILE *__stream) __THROW; +/* Return the EOF indicator for STREAM. */ +extern int feof (FILE *__stream) __THROW __wur; +/* Return the error indicator for STREAM. */ +extern int ferror (FILE *__stream) __THROW __wur; + +#ifdef __USE_MISC +/* Faster versions when locking is not required. */ +extern void clearerr_unlocked (FILE *__stream) __THROW; +extern int feof_unlocked (FILE *__stream) __THROW __wur; +extern int ferror_unlocked (FILE *__stream) __THROW __wur; +#endif + + +/* Print a message describing the meaning of the value of errno. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern void perror (const char *__s); + + +#ifdef __USE_POSIX +/* Return the system file descriptor for STREAM. */ +extern int fileno (FILE *__stream) __THROW __wur; +#endif /* Use POSIX. */ + +#ifdef __USE_MISC +/* Faster version when locking is not required. */ +extern int fileno_unlocked (FILE *__stream) __THROW __wur; +#endif + + +#ifdef __USE_POSIX2 +/* Close a stream opened by popen and return the status of its child. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int pclose (FILE *__stream); + +/* Create a new stream connected to a pipe running the given command. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern FILE *popen (const char *__command, const char *__modes) + __attribute_malloc__ __attr_dealloc (pclose, 1) __wur; + +#endif + + +#ifdef __USE_POSIX +/* Return the name of the controlling terminal. */ +extern char *ctermid (char *__s) __THROW + __attr_access ((__write_only__, 1)); +#endif /* Use POSIX. */ + + +#if (defined __USE_XOPEN && !defined __USE_XOPEN2K) || defined __USE_GNU +/* Return the name of the current user. */ +extern char *cuserid (char *__s) + __attr_access ((__write_only__, 1)); +#endif /* Use X/Open, but not issue 6. */ + + +#ifdef __USE_GNU +struct obstack; /* See . */ + +/* Write formatted output to an obstack. */ +extern int obstack_printf (struct obstack *__restrict __obstack, + const char *__restrict __format, ...) + __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))); +extern int obstack_vprintf (struct obstack *__restrict __obstack, + const char *__restrict __format, + __gnuc_va_list __args) + __THROWNL __attribute__ ((__format__ (__printf__, 2, 0))); +#endif /* Use GNU. */ + + +#ifdef __USE_POSIX199506 +/* These are defined in POSIX.1:1996. */ + +/* Acquire ownership of STREAM. */ +extern void flockfile (FILE *__stream) __THROW; + +/* Try to acquire ownership of STREAM but do not block if it is not + possible. */ +extern int ftrylockfile (FILE *__stream) __THROW __wur; + +/* Relinquish the ownership granted for STREAM. */ +extern void funlockfile (FILE *__stream) __THROW; +#endif /* POSIX */ + +#if defined __USE_XOPEN && !defined __USE_XOPEN2K && !defined __USE_GNU +/* X/Open Issues 1-5 required getopt to be declared in this + header. It was removed in Issue 6. GNU follows Issue 6. */ +# include +#endif + +/* Slow-path routines used by the optimized inline functions in + bits/stdio.h. */ +extern int __uflow (FILE *); +extern int __overflow (FILE *, int); + +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Declare all functions from bits/stdio2-decl.h first. */ +# include +#endif + +/* The following headers provide asm redirections. These redirections must + appear before the first usage of these functions, e.g. in bits/stdio.h. */ +#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 +# include +#endif + +/* If we are compiling with optimizing read this file. It contains + several optimizing inline functions and macros. */ +#ifdef __USE_EXTERN_INLINES +# include +#endif +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Now include the function definitions and redirects too. */ +# include +#endif + +__END_DECLS + +#endif /* included. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h.blob new file mode 100644 index 0000000..b6ceeeb Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdio.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h new file mode 100644 index 0000000..e2c8ffb --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h @@ -0,0 +1,1050 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + Copyright The GNU Toolchain Authors. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.20 General utilities + */ + +#ifndef _STDLIB_H + +#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +#include + +/* Get size_t, wchar_t and NULL from . */ +#define __need_size_t +#define __need_wchar_t +#define __need_NULL +#include + +__BEGIN_DECLS + +#define _STDLIB_H 1 + +#if (defined __USE_XOPEN || defined __USE_XOPEN2K8) && !defined _SYS_WAIT_H +/* XPG requires a few symbols from being defined. */ +# include +# include + +/* Define the macros also would define this way. */ +# define WEXITSTATUS(status) __WEXITSTATUS (status) +# define WTERMSIG(status) __WTERMSIG (status) +# define WSTOPSIG(status) __WSTOPSIG (status) +# define WIFEXITED(status) __WIFEXITED (status) +# define WIFSIGNALED(status) __WIFSIGNALED (status) +# define WIFSTOPPED(status) __WIFSTOPPED (status) +# ifdef __WIFCONTINUED +# define WIFCONTINUED(status) __WIFCONTINUED (status) +# endif +#endif /* X/Open or XPG7 and not included. */ + +/* _FloatN API tests for enablement. */ +#include + +/* Returned by `div'. */ +typedef struct + { + int quot; /* Quotient. */ + int rem; /* Remainder. */ + } div_t; + +/* Returned by `ldiv'. */ +#ifndef __ldiv_t_defined +typedef struct + { + long int quot; /* Quotient. */ + long int rem; /* Remainder. */ + } ldiv_t; +# define __ldiv_t_defined 1 +#endif + +#if defined __USE_ISOC99 && !defined __lldiv_t_defined +/* Returned by `lldiv'. */ +__extension__ typedef struct + { + long long int quot; /* Quotient. */ + long long int rem; /* Remainder. */ + } lldiv_t; +# define __lldiv_t_defined 1 +#endif + + +/* The largest number rand will return (same as INT_MAX). */ +#define RAND_MAX 2147483647 + + +/* We define these the same for all machines. + Changes from this to the outside world should be done in `_exit'. */ +#define EXIT_FAILURE 1 /* Failing exit status. */ +#define EXIT_SUCCESS 0 /* Successful exit status. */ + + +/* Maximum length of a multibyte character in the current locale. */ +#define MB_CUR_MAX (__ctype_get_mb_cur_max ()) +extern size_t __ctype_get_mb_cur_max (void) __THROW __wur; + + +/* Convert a string to a floating-point number. */ +extern double atof (const char *__nptr) + __THROW __attribute_pure__ __nonnull ((1)) __wur; +/* Convert a string to an integer. */ +extern int atoi (const char *__nptr) + __THROW __attribute_pure__ __nonnull ((1)) __wur; +/* Convert a string to a long integer. */ +extern long int atol (const char *__nptr) + __THROW __attribute_pure__ __nonnull ((1)) __wur; + +#ifdef __USE_ISOC99 +/* Convert a string to a long long integer. */ +__extension__ extern long long int atoll (const char *__nptr) + __THROW __attribute_pure__ __nonnull ((1)) __wur; +#endif + +/* Convert a string to a floating-point number. */ +extern double strtod (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); + +#ifdef __USE_ISOC99 +/* Likewise for `float' and `long double' sizes of floating-point numbers. */ +extern float strtof (const char *__restrict __nptr, + char **__restrict __endptr) __THROW __nonnull ((1)); + +extern long double strtold (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +/* Likewise for '_FloatN' and '_FloatNx'. */ + +#if __HAVE_FLOAT16 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float16 strtof16 (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT32 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float32 strtof32 (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT64 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float64 strtof64 (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT128 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float128 strtof128 (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT32X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float32x strtof32x (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT64X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float64x strtof64x (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +#if __HAVE_FLOAT128X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern _Float128x strtof128x (const char *__restrict __nptr, + char **__restrict __endptr) + __THROW __nonnull ((1)); +#endif + +/* Convert a string to a long integer. */ +extern long int strtol (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); +/* Convert a string to an unsigned long integer. */ +extern unsigned long int strtoul (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); + +#ifdef __USE_MISC +/* Convert a string to a quadword integer. */ +__extension__ +extern long long int strtoq (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); +/* Convert a string to an unsigned quadword integer. */ +__extension__ +extern unsigned long long int strtouq (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); +#endif /* Use misc. */ + +#ifdef __USE_ISOC99 +/* Convert a string to a quadword integer. */ +__extension__ +extern long long int strtoll (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); +/* Convert a string to an unsigned quadword integer. */ +__extension__ +extern unsigned long long int strtoull (const char *__restrict __nptr, + char **__restrict __endptr, int __base) + __THROW __nonnull ((1)); +#endif /* ISO C99 or use MISC. */ + +/* Convert a floating-point number to a string. */ +#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X) +extern int strfromd (char *__dest, size_t __size, const char *__format, + double __f) + __THROW __nonnull ((3)); + +extern int strfromf (char *__dest, size_t __size, const char *__format, + float __f) + __THROW __nonnull ((3)); + +extern int strfroml (char *__dest, size_t __size, const char *__format, + long double __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT16 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf16 (char *__dest, size_t __size, const char * __format, + _Float16 __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT32 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf32 (char *__dest, size_t __size, const char * __format, + _Float32 __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT64 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf64 (char *__dest, size_t __size, const char * __format, + _Float64 __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT128 && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf128 (char *__dest, size_t __size, const char * __format, + _Float128 __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT32X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf32x (char *__dest, size_t __size, const char * __format, + _Float32x __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT64X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf64x (char *__dest, size_t __size, const char * __format, + _Float64x __f) + __THROW __nonnull ((3)); +#endif + +#if __HAVE_FLOAT128X && __GLIBC_USE (IEC_60559_TYPES_EXT) +extern int strfromf128x (char *__dest, size_t __size, const char * __format, + _Float128x __f) + __THROW __nonnull ((3)); +#endif + + +#ifdef __USE_GNU +/* Parallel versions of the functions above which take the locale to + use as an additional parameter. These are GNU extensions inspired + by the POSIX.1-2008 extended locale API. */ +# include + +extern long int strtol_l (const char *__restrict __nptr, + char **__restrict __endptr, int __base, + locale_t __loc) __THROW __nonnull ((1, 4)); + +extern unsigned long int strtoul_l (const char *__restrict __nptr, + char **__restrict __endptr, + int __base, locale_t __loc) + __THROW __nonnull ((1, 4)); + +__extension__ +extern long long int strtoll_l (const char *__restrict __nptr, + char **__restrict __endptr, int __base, + locale_t __loc) + __THROW __nonnull ((1, 4)); + +__extension__ +extern unsigned long long int strtoull_l (const char *__restrict __nptr, + char **__restrict __endptr, + int __base, locale_t __loc) + __THROW __nonnull ((1, 4)); + +extern double strtod_l (const char *__restrict __nptr, + char **__restrict __endptr, locale_t __loc) + __THROW __nonnull ((1, 3)); + +extern float strtof_l (const char *__restrict __nptr, + char **__restrict __endptr, locale_t __loc) + __THROW __nonnull ((1, 3)); + +extern long double strtold_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); + +# if __HAVE_FLOAT16 +extern _Float16 strtof16_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT32 +extern _Float32 strtof32_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT64 +extern _Float64 strtof64_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT128 +extern _Float128 strtof128_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT32X +extern _Float32x strtof32x_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT64X +extern _Float64x strtof64x_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif + +# if __HAVE_FLOAT128X +extern _Float128x strtof128x_l (const char *__restrict __nptr, + char **__restrict __endptr, + locale_t __loc) + __THROW __nonnull ((1, 3)); +# endif +#endif /* GNU */ + + +#ifdef __USE_EXTERN_INLINES +__extern_inline int +__NTH (atoi (const char *__nptr)) +{ + return (int) strtol (__nptr, (char **) NULL, 10); +} +__extern_inline long int +__NTH (atol (const char *__nptr)) +{ + return strtol (__nptr, (char **) NULL, 10); +} + +# ifdef __USE_ISOC99 +__extension__ __extern_inline long long int +__NTH (atoll (const char *__nptr)) +{ + return strtoll (__nptr, (char **) NULL, 10); +} +# endif +#endif /* Optimizing and Inlining. */ + + +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED +/* Convert N to base 64 using the digits "./0-9A-Za-z", least-significant + digit first. Returns a pointer to static storage overwritten by the + next call. */ +extern char *l64a (long int __n) __THROW __wur; + +/* Read a number from a string S in base 64 as above. */ +extern long int a64l (const char *__s) + __THROW __attribute_pure__ __nonnull ((1)) __wur; + +#endif /* Use misc || extended X/Open. */ + +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED +# include /* we need int32_t... */ + +/* These are the functions that actually do things. The `random', `srandom', + `initstate' and `setstate' functions are those from BSD Unices. + The `rand' and `srand' functions are required by the ANSI standard. + We provide both interfaces to the same random number generator. */ +/* Return a random long integer between 0 and 2^31-1 inclusive. */ +extern long int random (void) __THROW; + +/* Seed the random number generator with the given number. */ +extern void srandom (unsigned int __seed) __THROW; + +/* Initialize the random number generator to use state buffer STATEBUF, + of length STATELEN, and seed it with SEED. Optimal lengths are 8, 16, + 32, 64, 128 and 256, the bigger the better; values less than 8 will + cause an error and values greater than 256 will be rounded down. */ +extern char *initstate (unsigned int __seed, char *__statebuf, + size_t __statelen) __THROW __nonnull ((2)); + +/* Switch the random number generator to state buffer STATEBUF, + which should have been previously initialized by `initstate'. */ +extern char *setstate (char *__statebuf) __THROW __nonnull ((1)); + + +# ifdef __USE_MISC +/* Reentrant versions of the `random' family of functions. + These functions all use the following data structure to contain + state, rather than global state variables. */ + +struct random_data + { + int32_t *fptr; /* Front pointer. */ + int32_t *rptr; /* Rear pointer. */ + int32_t *state; /* Array of state values. */ + int rand_type; /* Type of random number generator. */ + int rand_deg; /* Degree of random number generator. */ + int rand_sep; /* Distance between front and rear. */ + int32_t *end_ptr; /* Pointer behind state table. */ + }; + +extern int random_r (struct random_data *__restrict __buf, + int32_t *__restrict __result) __THROW __nonnull ((1, 2)); + +extern int srandom_r (unsigned int __seed, struct random_data *__buf) + __THROW __nonnull ((2)); + +extern int initstate_r (unsigned int __seed, char *__restrict __statebuf, + size_t __statelen, + struct random_data *__restrict __buf) + __THROW __nonnull ((2, 4)); + +extern int setstate_r (char *__restrict __statebuf, + struct random_data *__restrict __buf) + __THROW __nonnull ((1, 2)); +# endif /* Use misc. */ +#endif /* Use extended X/Open || misc. */ + + +/* Return a random integer between 0 and RAND_MAX inclusive. */ +extern int rand (void) __THROW; +/* Seed the random number generator with the given number. */ +extern void srand (unsigned int __seed) __THROW; + +#ifdef __USE_POSIX199506 +/* Reentrant interface according to POSIX.1. */ +extern int rand_r (unsigned int *__seed) __THROW; +#endif + + +#if defined __USE_MISC || defined __USE_XOPEN +/* System V style 48-bit random number generator functions. */ + +/* Return non-negative, double-precision floating-point value in [0.0,1.0). */ +extern double drand48 (void) __THROW; +extern double erand48 (unsigned short int __xsubi[3]) __THROW __nonnull ((1)); + +/* Return non-negative, long integer in [0,2^31). */ +extern long int lrand48 (void) __THROW; +extern long int nrand48 (unsigned short int __xsubi[3]) + __THROW __nonnull ((1)); + +/* Return signed, long integers in [-2^31,2^31). */ +extern long int mrand48 (void) __THROW; +extern long int jrand48 (unsigned short int __xsubi[3]) + __THROW __nonnull ((1)); + +/* Seed random number generator. */ +extern void srand48 (long int __seedval) __THROW; +extern unsigned short int *seed48 (unsigned short int __seed16v[3]) + __THROW __nonnull ((1)); +extern void lcong48 (unsigned short int __param[7]) __THROW __nonnull ((1)); + +# ifdef __USE_MISC +/* Data structure for communication with thread safe versions. This + type is to be regarded as opaque. It's only exported because users + have to allocate objects of this type. */ +struct drand48_data + { + unsigned short int __x[3]; /* Current state. */ + unsigned short int __old_x[3]; /* Old state. */ + unsigned short int __c; /* Additive const. in congruential formula. */ + unsigned short int __init; /* Flag for initializing. */ + __extension__ unsigned long long int __a; /* Factor in congruential + formula. */ + }; + +/* Return non-negative, double-precision floating-point value in [0.0,1.0). */ +extern int drand48_r (struct drand48_data *__restrict __buffer, + double *__restrict __result) __THROW __nonnull ((1, 2)); +extern int erand48_r (unsigned short int __xsubi[3], + struct drand48_data *__restrict __buffer, + double *__restrict __result) __THROW __nonnull ((1, 2)); + +/* Return non-negative, long integer in [0,2^31). */ +extern int lrand48_r (struct drand48_data *__restrict __buffer, + long int *__restrict __result) + __THROW __nonnull ((1, 2)); +extern int nrand48_r (unsigned short int __xsubi[3], + struct drand48_data *__restrict __buffer, + long int *__restrict __result) + __THROW __nonnull ((1, 2)); + +/* Return signed, long integers in [-2^31,2^31). */ +extern int mrand48_r (struct drand48_data *__restrict __buffer, + long int *__restrict __result) + __THROW __nonnull ((1, 2)); +extern int jrand48_r (unsigned short int __xsubi[3], + struct drand48_data *__restrict __buffer, + long int *__restrict __result) + __THROW __nonnull ((1, 2)); + +/* Seed random number generator. */ +extern int srand48_r (long int __seedval, struct drand48_data *__buffer) + __THROW __nonnull ((2)); + +extern int seed48_r (unsigned short int __seed16v[3], + struct drand48_data *__buffer) __THROW __nonnull ((1, 2)); + +extern int lcong48_r (unsigned short int __param[7], + struct drand48_data *__buffer) + __THROW __nonnull ((1, 2)); + +/* Return a random integer between zero and 2**32-1 (inclusive). */ +extern __uint32_t arc4random (void) + __THROW __wur; + +/* Fill the buffer with random data. */ +extern void arc4random_buf (void *__buf, size_t __size) + __THROW __nonnull ((1)); + +/* Return a random number between zero (inclusive) and the specified + limit (exclusive). */ +extern __uint32_t arc4random_uniform (__uint32_t __upper_bound) + __THROW __wur; +# endif /* Use misc. */ +#endif /* Use misc or X/Open. */ + +/* Allocate SIZE bytes of memory. */ +extern void *malloc (size_t __size) __THROW __attribute_malloc__ + __attribute_alloc_size__ ((1)) __wur; +/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */ +extern void *calloc (size_t __nmemb, size_t __size) + __THROW __attribute_malloc__ __attribute_alloc_size__ ((1, 2)) __wur; + +/* Re-allocate the previously allocated block + in PTR, making the new block SIZE bytes long. */ +/* __attribute_malloc__ is not used, because if realloc returns + the same pointer that was passed to it, aliasing needs to be allowed + between objects pointed by the old and new pointers. */ +extern void *realloc (void *__ptr, size_t __size) + __THROW __attribute_warn_unused_result__ __attribute_alloc_size__ ((2)); + +/* Free a block allocated by `malloc', `realloc' or `calloc'. */ +extern void free (void *__ptr) __THROW; + +#ifdef __USE_MISC +/* Re-allocate the previously allocated block in PTR, making the new + block large enough for NMEMB elements of SIZE bytes each. */ +/* __attribute_malloc__ is not used, because if reallocarray returns + the same pointer that was passed to it, aliasing needs to be allowed + between objects pointed by the old and new pointers. */ +extern void *reallocarray (void *__ptr, size_t __nmemb, size_t __size) + __THROW __attribute_warn_unused_result__ + __attribute_alloc_size__ ((2, 3)) + __attr_dealloc_free; + +/* Add reallocarray as its own deallocator. */ +extern void *reallocarray (void *__ptr, size_t __nmemb, size_t __size) + __THROW __attr_dealloc (reallocarray, 1); +#endif + +#ifdef __USE_MISC +# include +#endif /* Use misc. */ + +#if (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K) \ + || defined __USE_MISC +/* Allocate SIZE bytes on a page boundary. The storage cannot be freed. */ +extern void *valloc (size_t __size) __THROW __attribute_malloc__ + __attribute_alloc_size__ ((1)) __wur; +#endif + +#ifdef __USE_XOPEN2K +/* Allocate memory of SIZE bytes with an alignment of ALIGNMENT. */ +extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size) + __THROW __nonnull ((1)) __wur; +#endif + +#ifdef __USE_ISOC11 +/* ISO C variant of aligned allocation. */ +extern void *aligned_alloc (size_t __alignment, size_t __size) + __THROW __attribute_malloc__ __attribute_alloc_align__ ((1)) + __attribute_alloc_size__ ((2)) __wur; +#endif + +/* Abort execution and generate a core-dump. */ +extern void abort (void) __THROW __attribute__ ((__noreturn__)); + + +/* Register a function to be called when `exit' is called. */ +extern int atexit (void (*__func) (void)) __THROW __nonnull ((1)); + +#if defined __USE_ISOC11 || defined __USE_ISOCXX11 +/* Register a function to be called when `quick_exit' is called. */ +# ifdef __cplusplus +extern "C++" int at_quick_exit (void (*__func) (void)) + __THROW __asm ("at_quick_exit") __nonnull ((1)); +# else +extern int at_quick_exit (void (*__func) (void)) __THROW __nonnull ((1)); +# endif +#endif + +#ifdef __USE_MISC +/* Register a function to be called with the status + given to `exit' and the given argument. */ +extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg) + __THROW __nonnull ((1)); +#endif + +/* Call all functions registered with `atexit' and `on_exit', + in the reverse of the order in which they were registered, + perform stdio cleanup, and terminate program execution with STATUS. */ +extern void exit (int __status) __THROW __attribute__ ((__noreturn__)); + +#if defined __USE_ISOC11 || defined __USE_ISOCXX11 +/* Call all functions registered with `at_quick_exit' in the reverse + of the order in which they were registered and terminate program + execution with STATUS. */ +extern void quick_exit (int __status) __THROW __attribute__ ((__noreturn__)); +#endif + +#ifdef __USE_ISOC99 +/* Terminate the program with STATUS without calling any of the + functions registered with `atexit' or `on_exit'. */ +extern void _Exit (int __status) __THROW __attribute__ ((__noreturn__)); +#endif + + +/* Return the value of envariable NAME, or NULL if it doesn't exist. */ +extern char *getenv (const char *__name) __THROW __nonnull ((1)) __wur; + +#ifdef __USE_GNU +/* This function is similar to the above but returns NULL if the + programs is running with SUID or SGID enabled. */ +extern char *secure_getenv (const char *__name) + __THROW __nonnull ((1)) __wur; +#endif + +#if defined __USE_MISC || defined __USE_XOPEN +/* The SVID says this is in , but this seems a better place. */ +/* Put STRING, which is of the form "NAME=VALUE", in the environment. + If there is no `=', remove NAME from the environment. */ +extern int putenv (char *__string) __THROW __nonnull ((1)); +#endif + +#ifdef __USE_XOPEN2K +/* Set NAME to VALUE in the environment. + If REPLACE is nonzero, overwrite an existing value. */ +extern int setenv (const char *__name, const char *__value, int __replace) + __THROW __nonnull ((2)); + +/* Remove the variable NAME from the environment. */ +extern int unsetenv (const char *__name) __THROW __nonnull ((1)); +#endif + +#ifdef __USE_MISC +/* The `clearenv' was planned to be added to POSIX.1 but probably + never made it. Nevertheless the POSIX.9 standard (POSIX bindings + for Fortran 77) requires this function. */ +extern int clearenv (void) __THROW; +#endif + + +#if defined __USE_MISC \ + || (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K8) +/* Generate a unique temporary file name from TEMPLATE. + The last six characters of TEMPLATE must be "XXXXXX"; + they are replaced with a string that makes the file name unique. + Always returns TEMPLATE, it's either a temporary file name or a null + string if it cannot get a unique file name. */ +extern char *mktemp (char *__template) __THROW __nonnull ((1)); +#endif + +#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 +/* Generate a unique temporary file name from TEMPLATE. + The last six characters of TEMPLATE must be "XXXXXX"; + they are replaced with a string that makes the filename unique. + Returns a file descriptor open on the file for reading and writing, + or -1 if it cannot create a uniquely-named file. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int mkstemp (char *__template) __nonnull ((1)) __wur; +# else +# ifdef __REDIRECT +extern int __REDIRECT (mkstemp, (char *__template), mkstemp64) + __nonnull ((1)) __wur; +# else +# define mkstemp mkstemp64 +# endif +# endif +# ifdef __USE_LARGEFILE64 +extern int mkstemp64 (char *__template) __nonnull ((1)) __wur; +# endif +#endif + +#ifdef __USE_MISC +/* Similar to mkstemp, but the template can have a suffix after the + XXXXXX. The length of the suffix is specified in the second + parameter. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int mkstemps (char *__template, int __suffixlen) __nonnull ((1)) __wur; +# else +# ifdef __REDIRECT +extern int __REDIRECT (mkstemps, (char *__template, int __suffixlen), + mkstemps64) __nonnull ((1)) __wur; +# else +# define mkstemps mkstemps64 +# endif +# endif +# ifdef __USE_LARGEFILE64 +extern int mkstemps64 (char *__template, int __suffixlen) + __nonnull ((1)) __wur; +# endif +#endif + +#ifdef __USE_XOPEN2K8 +/* Create a unique temporary directory from TEMPLATE. + The last six characters of TEMPLATE must be "XXXXXX"; + they are replaced with a string that makes the directory name unique. + Returns TEMPLATE, or a null pointer if it cannot get a unique name. + The directory is created mode 700. */ +extern char *mkdtemp (char *__template) __THROW __nonnull ((1)) __wur; +#endif + +#ifdef __USE_GNU +/* Generate a unique temporary file name from TEMPLATE similar to + mkstemp. But allow the caller to pass additional flags which are + used in the open call to create the file.. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int mkostemp (char *__template, int __flags) __nonnull ((1)) __wur; +# else +# ifdef __REDIRECT +extern int __REDIRECT (mkostemp, (char *__template, int __flags), mkostemp64) + __nonnull ((1)) __wur; +# else +# define mkostemp mkostemp64 +# endif +# endif +# ifdef __USE_LARGEFILE64 +extern int mkostemp64 (char *__template, int __flags) __nonnull ((1)) __wur; +# endif + +/* Similar to mkostemp, but the template can have a suffix after the + XXXXXX. The length of the suffix is specified in the second + parameter. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int mkostemps (char *__template, int __suffixlen, int __flags) + __nonnull ((1)) __wur; +# else +# ifdef __REDIRECT +extern int __REDIRECT (mkostemps, (char *__template, int __suffixlen, + int __flags), mkostemps64) + __nonnull ((1)) __wur; +# else +# define mkostemps mkostemps64 +# endif +# endif +# ifdef __USE_LARGEFILE64 +extern int mkostemps64 (char *__template, int __suffixlen, int __flags) + __nonnull ((1)) __wur; +# endif +#endif + + +/* Execute the given line as a shell command. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int system (const char *__command) __wur; + + +#ifdef __USE_GNU +/* Return a malloc'd string containing the canonical absolute name of the + existing named file. */ +extern char *canonicalize_file_name (const char *__name) + __THROW __nonnull ((1)) __attribute_malloc__ + __attr_dealloc_free __wur; +#endif + +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED +/* Return the canonical absolute name of file NAME. If RESOLVED is + null, the result is malloc'd; otherwise, if the canonical name is + PATH_MAX chars or more, returns null with `errno' set to + ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars, + returns the name in RESOLVED. */ +extern char *realpath (const char *__restrict __name, + char *__restrict __resolved) __THROW __wur; +#endif + + +/* Shorthand for type of comparison functions. */ +#ifndef __COMPAR_FN_T +# define __COMPAR_FN_T +typedef int (*__compar_fn_t) (const void *, const void *); + +# ifdef __USE_GNU +typedef __compar_fn_t comparison_fn_t; +# endif +#endif +#ifdef __USE_GNU +typedef int (*__compar_d_fn_t) (const void *, const void *, void *); +#endif + +/* Do a binary search for KEY in BASE, which consists of NMEMB elements + of SIZE bytes each, using COMPAR to perform the comparisons. */ +extern void *bsearch (const void *__key, const void *__base, + size_t __nmemb, size_t __size, __compar_fn_t __compar) + __nonnull ((1, 2, 5)) __wur; + +#ifdef __USE_EXTERN_INLINES +# include +#endif + +/* Sort NMEMB elements of BASE, of SIZE bytes each, + using COMPAR to perform the comparisons. */ +extern void qsort (void *__base, size_t __nmemb, size_t __size, + __compar_fn_t __compar) __nonnull ((1, 4)); +#ifdef __USE_GNU +extern void qsort_r (void *__base, size_t __nmemb, size_t __size, + __compar_d_fn_t __compar, void *__arg) + __nonnull ((1, 4)); +#endif + + +/* Return the absolute value of X. */ +extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; +extern long int labs (long int __x) __THROW __attribute__ ((__const__)) __wur; + +#ifdef __USE_ISOC99 +__extension__ extern long long int llabs (long long int __x) + __THROW __attribute__ ((__const__)) __wur; +#endif + + +/* Return the `div_t', `ldiv_t' or `lldiv_t' representation + of the value of NUMER over DENOM. */ +/* GCC may have built-ins for these someday. */ +extern div_t div (int __numer, int __denom) + __THROW __attribute__ ((__const__)) __wur; +extern ldiv_t ldiv (long int __numer, long int __denom) + __THROW __attribute__ ((__const__)) __wur; + +#ifdef __USE_ISOC99 +__extension__ extern lldiv_t lldiv (long long int __numer, + long long int __denom) + __THROW __attribute__ ((__const__)) __wur; +#endif + + +#if (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K8) \ + || defined __USE_MISC +/* Convert floating point numbers to strings. The returned values are + valid only until another call to the same function. */ + +/* Convert VALUE to a string with NDIGIT digits and return a pointer to + this. Set *DECPT with the position of the decimal character and *SIGN + with the sign of the number. */ +extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt, + int *__restrict __sign) __THROW __nonnull ((3, 4)) __wur; + +/* Convert VALUE to a string rounded to NDIGIT decimal digits. Set *DECPT + with the position of the decimal character and *SIGN with the sign of + the number. */ +extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt, + int *__restrict __sign) __THROW __nonnull ((3, 4)) __wur; + +/* If possible convert VALUE to a string with NDIGIT significant digits. + Otherwise use exponential representation. The resulting string will + be written to BUF. */ +extern char *gcvt (double __value, int __ndigit, char *__buf) + __THROW __nonnull ((3)) __wur; +#endif + +#ifdef __USE_MISC +/* Long double versions of above functions. */ +extern char *qecvt (long double __value, int __ndigit, + int *__restrict __decpt, int *__restrict __sign) + __THROW __nonnull ((3, 4)) __wur; +extern char *qfcvt (long double __value, int __ndigit, + int *__restrict __decpt, int *__restrict __sign) + __THROW __nonnull ((3, 4)) __wur; +extern char *qgcvt (long double __value, int __ndigit, char *__buf) + __THROW __nonnull ((3)) __wur; + + +/* Reentrant version of the functions above which provide their own + buffers. */ +extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt, + int *__restrict __sign, char *__restrict __buf, + size_t __len) __THROW __nonnull ((3, 4, 5)); +extern int fcvt_r (double __value, int __ndigit, int *__restrict __decpt, + int *__restrict __sign, char *__restrict __buf, + size_t __len) __THROW __nonnull ((3, 4, 5)); + +extern int qecvt_r (long double __value, int __ndigit, + int *__restrict __decpt, int *__restrict __sign, + char *__restrict __buf, size_t __len) + __THROW __nonnull ((3, 4, 5)); +extern int qfcvt_r (long double __value, int __ndigit, + int *__restrict __decpt, int *__restrict __sign, + char *__restrict __buf, size_t __len) + __THROW __nonnull ((3, 4, 5)); +#endif /* misc */ + + +/* Return the length of the multibyte character + in S, which is no longer than N. */ +extern int mblen (const char *__s, size_t __n) __THROW; +/* Return the length of the given multibyte character, + putting its `wchar_t' representation in *PWC. */ +extern int mbtowc (wchar_t *__restrict __pwc, + const char *__restrict __s, size_t __n) __THROW; +/* Put the multibyte character represented + by WCHAR in S, returning its length. */ +extern int wctomb (char *__s, wchar_t __wchar) __THROW; + + +/* Convert a multibyte string to a wide char string. */ +extern size_t mbstowcs (wchar_t *__restrict __pwcs, + const char *__restrict __s, size_t __n) __THROW + __attr_access ((__read_only__, 2)); +/* Convert a wide char string to multibyte string. */ +extern size_t wcstombs (char *__restrict __s, + const wchar_t *__restrict __pwcs, size_t __n) + __THROW + __fortified_attr_access (__write_only__, 1, 3) + __attr_access ((__read_only__, 2)); + +#ifdef __USE_MISC +/* Determine whether the string value of RESPONSE matches the affirmation + or negative response expression as specified by the LC_MESSAGES category + in the program's current locale. Returns 1 if affirmative, 0 if + negative, and -1 if not matching. */ +extern int rpmatch (const char *__response) __THROW __nonnull ((1)) __wur; +#endif + + +#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 +/* Parse comma separated suboption from *OPTIONP and match against + strings in TOKENS. If found return index and set *VALUEP to + optional value introduced by an equal sign. If the suboption is + not part of TOKENS return in *VALUEP beginning of unknown + suboption. On exit *OPTIONP is set to the beginning of the next + token or at the terminating NUL character. */ +extern int getsubopt (char **__restrict __optionp, + char *const *__restrict __tokens, + char **__restrict __valuep) + __THROW __nonnull ((1, 2, 3)) __wur; +#endif + + +/* X/Open pseudo terminal handling. */ + +#ifdef __USE_XOPEN2KXSI +/* Return a master pseudo-terminal handle. */ +extern int posix_openpt (int __oflag) __wur; +#endif + +#ifdef __USE_XOPEN_EXTENDED +/* The next four functions all take a master pseudo-tty fd and + perform an operation on the associated slave: */ + +/* Chown the slave to the calling user. */ +extern int grantpt (int __fd) __THROW; + +/* Release an internal lock so the slave can be opened. + Call after grantpt(). */ +extern int unlockpt (int __fd) __THROW; + +/* Return the pathname of the pseudo terminal slave associated with + the master FD is open on, or NULL on errors. + The returned storage is good until the next call to this function. */ +extern char *ptsname (int __fd) __THROW __wur; +#endif + +#ifdef __USE_GNU +/* Store at most BUFLEN characters of the pathname of the slave pseudo + terminal associated with the master FD is open on in BUF. + Return 0 on success, otherwise an error number. */ +extern int ptsname_r (int __fd, char *__buf, size_t __buflen) + __THROW __nonnull ((2)) __fortified_attr_access (__write_only__, 2, 3); + +/* Open a master pseudo terminal and return its file descriptor. */ +extern int getpt (void); +#endif + +#ifdef __USE_MISC +/* Put the 1 minute, 5 minute and 15 minute load averages into the first + NELEM elements of LOADAVG. Return the number written (never more than + three, but may be less than NELEM), or -1 if an error occurred. */ +extern int getloadavg (double __loadavg[], int __nelem) + __THROW __nonnull ((1)); +#endif + +#if defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K +/* Return the index into the active-logins file (utmp) for + the controlling terminal. */ +extern int ttyslot (void) __THROW; +#endif + +#include + +/* Define some macros helping to catch buffer overflows. */ +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +# include +#endif + +#include +#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 +# include +#endif + +__END_DECLS + +#endif /* stdlib.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h.blob new file mode 100644 index 0000000..34637c0 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@stdlib.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h new file mode 100644 index 0000000..c37a3ff --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h @@ -0,0 +1,707 @@ +/* Copyright (C) 1992-2023 Free Software Foundation, Inc. + Copyright The GNU Toolchain Authors. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SYS_CDEFS_H +#define _SYS_CDEFS_H 1 + +/* We are almost always included from features.h. */ +#ifndef _FEATURES_H +# include +#endif + +/* The GNU libc does not support any K&R compilers or the traditional mode + of ISO C compilers anymore. Check for some of the combinations not + supported anymore. */ +#if defined __GNUC__ && !defined __STDC__ && !defined __cplusplus +# error "You need a ISO C or C++ conforming compiler to use the glibc headers" +#endif + +/* Some user header file might have defined this before. */ +#undef __P +#undef __PMT + +/* Compilers that lack __has_attribute may object to + #if defined __has_attribute && __has_attribute (...) + even though they do not need to evaluate the right-hand side of the &&. + Similarly for __has_builtin, etc. */ +#if (defined __has_attribute \ + && (!defined __clang_minor__ \ + || 3 < __clang_major__ + (5 <= __clang_minor__))) +# define __glibc_has_attribute(attr) __has_attribute (attr) +#else +# define __glibc_has_attribute(attr) 0 +#endif +#ifdef __has_builtin +# define __glibc_has_builtin(name) __has_builtin (name) +#else +# define __glibc_has_builtin(name) 0 +#endif +#ifdef __has_extension +# define __glibc_has_extension(ext) __has_extension (ext) +#else +# define __glibc_has_extension(ext) 0 +#endif + +#if defined __GNUC__ || defined __clang__ + +/* All functions, except those with callbacks or those that + synchronize memory, are leaf functions. */ +# if __GNUC_PREREQ (4, 6) && !defined _LIBC +# define __LEAF , __leaf__ +# define __LEAF_ATTR __attribute__ ((__leaf__)) +# else +# define __LEAF +# define __LEAF_ATTR +# endif + +/* GCC can always grok prototypes. For C++ programs we add throw() + to help it optimize the function calls. But this only works with + gcc 2.8.x and egcs. For gcc 3.4 and up we even mark C functions + as non-throwing using a function attribute since programs can use + the -fexceptions options for C code as well. */ +# if !defined __cplusplus \ + && (__GNUC_PREREQ (3, 4) || __glibc_has_attribute (__nothrow__)) +# define __THROW __attribute__ ((__nothrow__ __LEAF)) +# define __THROWNL __attribute__ ((__nothrow__)) +# define __NTH(fct) __attribute__ ((__nothrow__ __LEAF)) fct +# define __NTHNL(fct) __attribute__ ((__nothrow__)) fct +# else +# if defined __cplusplus && (__GNUC_PREREQ (2,8) || __clang_major >= 4) +# if __cplusplus >= 201103L +# define __THROW noexcept (true) +# else +# define __THROW throw () +# endif +# define __THROWNL __THROW +# define __NTH(fct) __LEAF_ATTR fct __THROW +# define __NTHNL(fct) fct __THROW +# else +# define __THROW +# define __THROWNL +# define __NTH(fct) fct +# define __NTHNL(fct) fct +# endif +# endif + +#else /* Not GCC or clang. */ + +# if (defined __cplusplus \ + || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L)) +# define __inline inline +# else +# define __inline /* No inline functions. */ +# endif + +# define __THROW +# define __THROWNL +# define __NTH(fct) fct + +#endif /* GCC || clang. */ + +/* These two macros are not used in glibc anymore. They are kept here + only because some other projects expect the macros to be defined. */ +#define __P(args) args +#define __PMT(args) args + +/* For these things, GCC behaves the ANSI way normally, + and the non-ANSI way under -traditional. */ + +#define __CONCAT(x,y) x ## y +#define __STRING(x) #x + +/* This is not a typedef so `const __ptr_t' does the right thing. */ +#define __ptr_t void * + + +/* C++ needs to know that types and declarations are C, not C++. */ +#ifdef __cplusplus +# define __BEGIN_DECLS extern "C" { +# define __END_DECLS } +#else +# define __BEGIN_DECLS +# define __END_DECLS +#endif + + +/* Fortify support. */ +#define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1) +#define __bos0(ptr) __builtin_object_size (ptr, 0) + +/* Use __builtin_dynamic_object_size at _FORTIFY_SOURCE=3 when available. */ +#if __USE_FORTIFY_LEVEL == 3 && (__glibc_clang_prereq (9, 0) \ + || __GNUC_PREREQ (12, 0)) +# define __glibc_objsize0(__o) __builtin_dynamic_object_size (__o, 0) +# define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1) +#else +# define __glibc_objsize0(__o) __bos0 (__o) +# define __glibc_objsize(__o) __bos (__o) +#endif + +#if __USE_FORTIFY_LEVEL > 0 +/* Compile time conditions to choose between the regular, _chk and _chk_warn + variants. These conditions should get evaluated to constant and optimized + away. */ + +#define __glibc_safe_len_cond(__l, __s, __osz) ((__l) <= (__osz) / (__s)) +#define __glibc_unsigned_or_positive(__l) \ + ((__typeof (__l)) 0 < (__typeof (__l)) -1 \ + || (__builtin_constant_p (__l) && (__l) > 0)) + +/* Length is known to be safe at compile time if the __L * __S <= __OBJSZ + condition can be folded to a constant and if it is true, or unknown (-1) */ +#define __glibc_safe_or_unknown_len(__l, __s, __osz) \ + ((__builtin_constant_p (__osz) && (__osz) == (__SIZE_TYPE__) -1) \ + || (__glibc_unsigned_or_positive (__l) \ + && __builtin_constant_p (__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), \ + (__s), (__osz))) \ + && __glibc_safe_len_cond ((__SIZE_TYPE__) (__l), (__s), (__osz)))) + +/* Conversely, we know at compile time that the length is unsafe if the + __L * __S <= __OBJSZ condition can be folded to a constant and if it is + false. */ +#define __glibc_unsafe_len(__l, __s, __osz) \ + (__glibc_unsigned_or_positive (__l) \ + && __builtin_constant_p (__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), \ + __s, __osz)) \ + && !__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), __s, __osz)) + +/* Fortify function f. __f_alias, __f_chk and __f_chk_warn must be + declared. */ + +#define __glibc_fortify(f, __l, __s, __osz, ...) \ + (__glibc_safe_or_unknown_len (__l, __s, __osz) \ + ? __ ## f ## _alias (__VA_ARGS__) \ + : (__glibc_unsafe_len (__l, __s, __osz) \ + ? __ ## f ## _chk_warn (__VA_ARGS__, __osz) \ + : __ ## f ## _chk (__VA_ARGS__, __osz))) + +/* Fortify function f, where object size argument passed to f is the number of + elements and not total size. */ + +#define __glibc_fortify_n(f, __l, __s, __osz, ...) \ + (__glibc_safe_or_unknown_len (__l, __s, __osz) \ + ? __ ## f ## _alias (__VA_ARGS__) \ + : (__glibc_unsafe_len (__l, __s, __osz) \ + ? __ ## f ## _chk_warn (__VA_ARGS__, (__osz) / (__s)) \ + : __ ## f ## _chk (__VA_ARGS__, (__osz) / (__s)))) +#endif + +#if __GNUC_PREREQ (4,3) +# define __warnattr(msg) __attribute__((__warning__ (msg))) +# define __errordecl(name, msg) \ + extern void name (void) __attribute__((__error__ (msg))) +#else +# define __warnattr(msg) +# define __errordecl(name, msg) extern void name (void) +#endif + +/* Support for flexible arrays. + Headers that should use flexible arrays only if they're "real" + (e.g. only if they won't affect sizeof()) should test + #if __glibc_c99_flexarr_available. */ +#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L && !defined __HP_cc +# define __flexarr [] +# define __glibc_c99_flexarr_available 1 +#elif __GNUC_PREREQ (2,97) || defined __clang__ +/* GCC 2.97 and clang support C99 flexible array members as an extension, + even when in C89 mode or compiling C++ (any version). */ +# define __flexarr [] +# define __glibc_c99_flexarr_available 1 +#elif defined __GNUC__ +/* Pre-2.97 GCC did not support C99 flexible arrays but did have + an equivalent extension with slightly different notation. */ +# define __flexarr [0] +# define __glibc_c99_flexarr_available 1 +#else +/* Some other non-C99 compiler. Approximate with [1]. */ +# define __flexarr [1] +# define __glibc_c99_flexarr_available 0 +#endif + + +/* __asm__ ("xyz") is used throughout the headers to rename functions + at the assembly language level. This is wrapped by the __REDIRECT + macro, in order to support compilers that can do this some other + way. When compilers don't support asm-names at all, we have to do + preprocessor tricks instead (which don't have exactly the right + semantics, but it's the best we can do). + + Example: + int __REDIRECT(setpgrp, (__pid_t pid, __pid_t pgrp), setpgid); */ + +#if (defined __GNUC__ && __GNUC__ >= 2) || (__clang_major__ >= 4) + +# define __REDIRECT(name, proto, alias) name proto __asm__ (__ASMNAME (#alias)) +# ifdef __cplusplus +# define __REDIRECT_NTH(name, proto, alias) \ + name proto __THROW __asm__ (__ASMNAME (#alias)) +# define __REDIRECT_NTHNL(name, proto, alias) \ + name proto __THROWNL __asm__ (__ASMNAME (#alias)) +# else +# define __REDIRECT_NTH(name, proto, alias) \ + name proto __asm__ (__ASMNAME (#alias)) __THROW +# define __REDIRECT_NTHNL(name, proto, alias) \ + name proto __asm__ (__ASMNAME (#alias)) __THROWNL +# endif +# define __ASMNAME(cname) __ASMNAME2 (__USER_LABEL_PREFIX__, cname) +# define __ASMNAME2(prefix, cname) __STRING (prefix) cname + +/* +#elif __SOME_OTHER_COMPILER__ + +# define __REDIRECT(name, proto, alias) name proto; \ + _Pragma("let " #name " = " #alias) +*/ +#endif + +/* GCC and clang have various useful declarations that can be made with + the '__attribute__' syntax. All of the ways we use this do fine if + they are omitted for compilers that don't understand it. */ +#if !(defined __GNUC__ || defined __clang__) +# define __attribute__(xyz) /* Ignore */ +#endif + +/* At some point during the gcc 2.96 development the `malloc' attribute + for functions was introduced. We don't want to use it unconditionally + (although this would be possible) since it generates warnings. */ +#if __GNUC_PREREQ (2,96) || __glibc_has_attribute (__malloc__) +# define __attribute_malloc__ __attribute__ ((__malloc__)) +#else +# define __attribute_malloc__ /* Ignore */ +#endif + +/* Tell the compiler which arguments to an allocation function + indicate the size of the allocation. */ +#if __GNUC_PREREQ (4, 3) +# define __attribute_alloc_size__(params) \ + __attribute__ ((__alloc_size__ params)) +#else +# define __attribute_alloc_size__(params) /* Ignore. */ +#endif + +/* Tell the compiler which argument to an allocation function + indicates the alignment of the allocation. */ +#if __GNUC_PREREQ (4, 9) || __glibc_has_attribute (__alloc_align__) +# define __attribute_alloc_align__(param) \ + __attribute__ ((__alloc_align__ param)) +#else +# define __attribute_alloc_align__(param) /* Ignore. */ +#endif + +/* At some point during the gcc 2.96 development the `pure' attribute + for functions was introduced. We don't want to use it unconditionally + (although this would be possible) since it generates warnings. */ +#if __GNUC_PREREQ (2,96) || __glibc_has_attribute (__pure__) +# define __attribute_pure__ __attribute__ ((__pure__)) +#else +# define __attribute_pure__ /* Ignore */ +#endif + +/* This declaration tells the compiler that the value is constant. */ +#if __GNUC_PREREQ (2,5) || __glibc_has_attribute (__const__) +# define __attribute_const__ __attribute__ ((__const__)) +#else +# define __attribute_const__ /* Ignore */ +#endif + +#if __GNUC_PREREQ (2,7) || __glibc_has_attribute (__unused__) +# define __attribute_maybe_unused__ __attribute__ ((__unused__)) +#else +# define __attribute_maybe_unused__ /* Ignore */ +#endif + +/* At some point during the gcc 3.1 development the `used' attribute + for functions was introduced. We don't want to use it unconditionally + (although this would be possible) since it generates warnings. */ +#if __GNUC_PREREQ (3,1) || __glibc_has_attribute (__used__) +# define __attribute_used__ __attribute__ ((__used__)) +# define __attribute_noinline__ __attribute__ ((__noinline__)) +#else +# define __attribute_used__ __attribute__ ((__unused__)) +# define __attribute_noinline__ /* Ignore */ +#endif + +/* Since version 3.2, gcc allows marking deprecated functions. */ +#if __GNUC_PREREQ (3,2) || __glibc_has_attribute (__deprecated__) +# define __attribute_deprecated__ __attribute__ ((__deprecated__)) +#else +# define __attribute_deprecated__ /* Ignore */ +#endif + +/* Since version 4.5, gcc also allows one to specify the message printed + when a deprecated function is used. clang claims to be gcc 4.2, but + may also support this feature. */ +#if __GNUC_PREREQ (4,5) \ + || __glibc_has_extension (__attribute_deprecated_with_message__) +# define __attribute_deprecated_msg__(msg) \ + __attribute__ ((__deprecated__ (msg))) +#else +# define __attribute_deprecated_msg__(msg) __attribute_deprecated__ +#endif + +/* At some point during the gcc 2.8 development the `format_arg' attribute + for functions was introduced. We don't want to use it unconditionally + (although this would be possible) since it generates warnings. + If several `format_arg' attributes are given for the same function, in + gcc-3.0 and older, all but the last one are ignored. In newer gccs, + all designated arguments are considered. */ +#if __GNUC_PREREQ (2,8) || __glibc_has_attribute (__format_arg__) +# define __attribute_format_arg__(x) __attribute__ ((__format_arg__ (x))) +#else +# define __attribute_format_arg__(x) /* Ignore */ +#endif + +/* At some point during the gcc 2.97 development the `strfmon' format + attribute for functions was introduced. We don't want to use it + unconditionally (although this would be possible) since it + generates warnings. */ +#if __GNUC_PREREQ (2,97) || __glibc_has_attribute (__format__) +# define __attribute_format_strfmon__(a,b) \ + __attribute__ ((__format__ (__strfmon__, a, b))) +#else +# define __attribute_format_strfmon__(a,b) /* Ignore */ +#endif + +/* The nonnull function attribute marks pointer parameters that + must not be NULL. This has the name __nonnull in glibc, + and __attribute_nonnull__ in files shared with Gnulib to avoid + collision with a different __nonnull in DragonFlyBSD 5.9. */ +#ifndef __attribute_nonnull__ +# if __GNUC_PREREQ (3,3) || __glibc_has_attribute (__nonnull__) +# define __attribute_nonnull__(params) __attribute__ ((__nonnull__ params)) +# else +# define __attribute_nonnull__(params) +# endif +#endif +#ifndef __nonnull +# define __nonnull(params) __attribute_nonnull__ (params) +#endif + +/* The returns_nonnull function attribute marks the return type of the function + as always being non-null. */ +#ifndef __returns_nonnull +# if __GNUC_PREREQ (4, 9) || __glibc_has_attribute (__returns_nonnull__) +# define __returns_nonnull __attribute__ ((__returns_nonnull__)) +# else +# define __returns_nonnull +# endif +#endif + +/* If fortification mode, we warn about unused results of certain + function calls which can lead to problems. */ +#if __GNUC_PREREQ (3,4) || __glibc_has_attribute (__warn_unused_result__) +# define __attribute_warn_unused_result__ \ + __attribute__ ((__warn_unused_result__)) +# if defined __USE_FORTIFY_LEVEL && __USE_FORTIFY_LEVEL > 0 +# define __wur __attribute_warn_unused_result__ +# endif +#else +# define __attribute_warn_unused_result__ /* empty */ +#endif +#ifndef __wur +# define __wur /* Ignore */ +#endif + +/* Forces a function to be always inlined. */ +#if __GNUC_PREREQ (3,2) || __glibc_has_attribute (__always_inline__) +/* The Linux kernel defines __always_inline in stddef.h (283d7573), and + it conflicts with this definition. Therefore undefine it first to + allow either header to be included first. */ +# undef __always_inline +# define __always_inline __inline __attribute__ ((__always_inline__)) +#else +# undef __always_inline +# define __always_inline __inline +#endif + +/* Associate error messages with the source location of the call site rather + than with the source location inside the function. */ +#if __GNUC_PREREQ (4,3) || __glibc_has_attribute (__artificial__) +# define __attribute_artificial__ __attribute__ ((__artificial__)) +#else +# define __attribute_artificial__ /* Ignore */ +#endif + +/* GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99 + inline semantics, unless -fgnu89-inline is used. Using __GNUC_STDC_INLINE__ + or __GNUC_GNU_INLINE is not a good enough check for gcc because gcc versions + older than 4.3 may define these macros and still not guarantee GNU inlining + semantics. + + clang++ identifies itself as gcc-4.2, but has support for GNU inlining + semantics, that can be checked for by using the __GNUC_STDC_INLINE_ and + __GNUC_GNU_INLINE__ macro definitions. */ +#if (!defined __cplusplus || __GNUC_PREREQ (4,3) \ + || (defined __clang__ && (defined __GNUC_STDC_INLINE__ \ + || defined __GNUC_GNU_INLINE__))) +# if defined __GNUC_STDC_INLINE__ || defined __cplusplus +# define __extern_inline extern __inline __attribute__ ((__gnu_inline__)) +# define __extern_always_inline \ + extern __always_inline __attribute__ ((__gnu_inline__)) +# else +# define __extern_inline extern __inline +# define __extern_always_inline extern __always_inline +# endif +#endif + +#ifdef __extern_always_inline +# define __fortify_function __extern_always_inline __attribute_artificial__ +#endif + +/* GCC 4.3 and above allow passing all anonymous arguments of an + __extern_always_inline function to some other vararg function. */ +#if __GNUC_PREREQ (4,3) +# define __va_arg_pack() __builtin_va_arg_pack () +# define __va_arg_pack_len() __builtin_va_arg_pack_len () +#endif + +/* It is possible to compile containing GCC extensions even if GCC is + run in pedantic mode if the uses are carefully marked using the + `__extension__' keyword. But this is not generally available before + version 2.8. */ +#if !(__GNUC_PREREQ (2,8) || defined __clang__) +# define __extension__ /* Ignore */ +#endif + +/* __restrict is known in EGCS 1.2 and above, and in clang. + It works also in C++ mode (outside of arrays), but only when spelled + as '__restrict', not 'restrict'. */ +#if !(__GNUC_PREREQ (2,92) || __clang_major__ >= 3) +# if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L +# define __restrict restrict +# else +# define __restrict /* Ignore */ +# endif +#endif + +/* ISO C99 also allows to declare arrays as non-overlapping. The syntax is + array_name[restrict] + GCC 3.1 and clang support this. + This syntax is not usable in C++ mode. */ +#if (__GNUC_PREREQ (3,1) || __clang_major__ >= 3) && !defined __cplusplus +# define __restrict_arr __restrict +#else +# ifdef __GNUC__ +# define __restrict_arr /* Not supported in old GCC. */ +# else +# if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L +# define __restrict_arr restrict +# else +/* Some other non-C99 compiler. */ +# define __restrict_arr /* Not supported. */ +# endif +# endif +#endif + +#if (__GNUC__ >= 3) || __glibc_has_builtin (__builtin_expect) +# define __glibc_unlikely(cond) __builtin_expect ((cond), 0) +# define __glibc_likely(cond) __builtin_expect ((cond), 1) +#else +# define __glibc_unlikely(cond) (cond) +# define __glibc_likely(cond) (cond) +#endif + +#if (!defined _Noreturn \ + && (defined __STDC_VERSION__ ? __STDC_VERSION__ : 0) < 201112 \ + && !(__GNUC_PREREQ (4,7) \ + || (3 < __clang_major__ + (5 <= __clang_minor__)))) +# if __GNUC_PREREQ (2,8) +# define _Noreturn __attribute__ ((__noreturn__)) +# else +# define _Noreturn +# endif +#endif + +#if __GNUC_PREREQ (8, 0) +/* Describes a char array whose address can safely be passed as the first + argument to strncpy and strncat, as the char array is not necessarily + a NUL-terminated string. */ +# define __attribute_nonstring__ __attribute__ ((__nonstring__)) +#else +# define __attribute_nonstring__ +#endif + +/* Undefine (also defined in libc-symbols.h). */ +#undef __attribute_copy__ +#if __GNUC_PREREQ (9, 0) +/* Copies attributes from the declaration or type referenced by + the argument. */ +# define __attribute_copy__(arg) __attribute__ ((__copy__ (arg))) +#else +# define __attribute_copy__(arg) +#endif + +#if (!defined _Static_assert && !defined __cplusplus \ + && (defined __STDC_VERSION__ ? __STDC_VERSION__ : 0) < 201112 \ + && (!(__GNUC_PREREQ (4, 6) || __clang_major__ >= 4) \ + || defined __STRICT_ANSI__)) +# define _Static_assert(expr, diagnostic) \ + extern int (*__Static_assert_function (void)) \ + [!!sizeof (struct { int __error_if_negative: (expr) ? 2 : -1; })] +#endif + +/* Gnulib avoids including these, as they don't work on non-glibc or + older glibc platforms. */ +#ifndef __GNULIB_CDEFS +# include +# include +#endif + +#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 +# ifdef __REDIRECT + +/* Alias name defined automatically. */ +# define __LDBL_REDIR(name, proto) ... unused__ldbl_redir +# define __LDBL_REDIR_DECL(name) \ + extern __typeof (name) name __asm (__ASMNAME ("__" #name "ieee128")); + +/* Alias name defined automatically, with leading underscores. */ +# define __LDBL_REDIR2_DECL(name) \ + extern __typeof (__##name) __##name \ + __asm (__ASMNAME ("__" #name "ieee128")); + +/* Alias name defined manually. */ +# define __LDBL_REDIR1(name, proto, alias) ... unused__ldbl_redir1 +# define __LDBL_REDIR1_DECL(name, alias) \ + extern __typeof (name) name __asm (__ASMNAME (#alias)); + +# define __LDBL_REDIR1_NTH(name, proto, alias) \ + __REDIRECT_NTH (name, proto, alias) +# define __REDIRECT_NTH_LDBL(name, proto, alias) \ + __LDBL_REDIR1_NTH (name, proto, __##alias##ieee128) + +/* Unused. */ +# define __REDIRECT_LDBL(name, proto, alias) ... unused__redirect_ldbl +# define __LDBL_REDIR_NTH(name, proto) ... unused__ldbl_redir_nth + +# else +_Static_assert (0, "IEEE 128-bits long double requires redirection on this platform"); +# endif +#elif defined __LONG_DOUBLE_MATH_OPTIONAL && defined __NO_LONG_DOUBLE_MATH +# define __LDBL_COMPAT 1 +# ifdef __REDIRECT +# define __LDBL_REDIR1(name, proto, alias) __REDIRECT (name, proto, alias) +# define __LDBL_REDIR(name, proto) \ + __LDBL_REDIR1 (name, proto, __nldbl_##name) +# define __LDBL_REDIR1_NTH(name, proto, alias) __REDIRECT_NTH (name, proto, alias) +# define __LDBL_REDIR_NTH(name, proto) \ + __LDBL_REDIR1_NTH (name, proto, __nldbl_##name) +# define __LDBL_REDIR2_DECL(name) \ + extern __typeof (__##name) __##name __asm (__ASMNAME ("__nldbl___" #name)); +# define __LDBL_REDIR1_DECL(name, alias) \ + extern __typeof (name) name __asm (__ASMNAME (#alias)); +# define __LDBL_REDIR_DECL(name) \ + extern __typeof (name) name __asm (__ASMNAME ("__nldbl_" #name)); +# define __REDIRECT_LDBL(name, proto, alias) \ + __LDBL_REDIR1 (name, proto, __nldbl_##alias) +# define __REDIRECT_NTH_LDBL(name, proto, alias) \ + __LDBL_REDIR1_NTH (name, proto, __nldbl_##alias) +# endif +#endif +#if (!defined __LDBL_COMPAT && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0) \ + || !defined __REDIRECT +# define __LDBL_REDIR1(name, proto, alias) name proto +# define __LDBL_REDIR(name, proto) name proto +# define __LDBL_REDIR1_NTH(name, proto, alias) name proto __THROW +# define __LDBL_REDIR_NTH(name, proto) name proto __THROW +# define __LDBL_REDIR2_DECL(name) +# define __LDBL_REDIR_DECL(name) +# ifdef __REDIRECT +# define __REDIRECT_LDBL(name, proto, alias) __REDIRECT (name, proto, alias) +# define __REDIRECT_NTH_LDBL(name, proto, alias) \ + __REDIRECT_NTH (name, proto, alias) +# endif +#endif + +/* __glibc_macro_warning (MESSAGE) issues warning MESSAGE. This is + intended for use in preprocessor macros. + + Note: MESSAGE must be a _single_ string; concatenation of string + literals is not supported. */ +#if __GNUC_PREREQ (4,8) || __glibc_clang_prereq (3,5) +# define __glibc_macro_warning1(message) _Pragma (#message) +# define __glibc_macro_warning(message) \ + __glibc_macro_warning1 (GCC warning message) +#else +# define __glibc_macro_warning(msg) +#endif + +/* Generic selection (ISO C11) is a C-only feature, available in GCC + since version 4.9. Previous versions do not provide generic + selection, even though they might set __STDC_VERSION__ to 201112L, + when in -std=c11 mode. Thus, we must check for !defined __GNUC__ + when testing __STDC_VERSION__ for generic selection support. + On the other hand, Clang also defines __GNUC__, so a clang-specific + check is required to enable the use of generic selection. */ +#if !defined __cplusplus \ + && (__GNUC_PREREQ (4, 9) \ + || __glibc_has_extension (c_generic_selections) \ + || (!defined __GNUC__ && defined __STDC_VERSION__ \ + && __STDC_VERSION__ >= 201112L)) +# define __HAVE_GENERIC_SELECTION 1 +#else +# define __HAVE_GENERIC_SELECTION 0 +#endif + +#if __GNUC_PREREQ (10, 0) +/* Designates a 1-based positional argument ref-index of pointer type + that can be used to access size-index elements of the pointed-to + array according to access mode, or at least one element when + size-index is not provided: + access (access-mode, [, ]) */ +# define __attr_access(x) __attribute__ ((__access__ x)) +/* For _FORTIFY_SOURCE == 3 we use __builtin_dynamic_object_size, which may + use the access attribute to get object sizes from function definition + arguments, so we can't use them on functions we fortify. Drop the object + size hints for such functions. */ +# if __USE_FORTIFY_LEVEL == 3 +# define __fortified_attr_access(a, o, s) __attribute__ ((__access__ (a, o))) +# else +# define __fortified_attr_access(a, o, s) __attr_access ((a, o, s)) +# endif +# if __GNUC_PREREQ (11, 0) +# define __attr_access_none(argno) __attribute__ ((__access__ (__none__, argno))) +# else +# define __attr_access_none(argno) +# endif +#else +# define __fortified_attr_access(a, o, s) +# define __attr_access(x) +# define __attr_access_none(argno) +#endif + +#if __GNUC_PREREQ (11, 0) +/* Designates dealloc as a function to call to deallocate objects + allocated by the declared function. */ +# define __attr_dealloc(dealloc, argno) \ + __attribute__ ((__malloc__ (dealloc, argno))) +# define __attr_dealloc_free __attr_dealloc (__builtin_free, 1) +#else +# define __attr_dealloc(dealloc, argno) +# define __attr_dealloc_free +#endif + +/* Specify that a function such as setjmp or vfork may return + twice. */ +#if __GNUC_PREREQ (4, 1) +# define __attribute_returns_twice__ __attribute__ ((__returns_twice__)) +#else +# define __attribute_returns_twice__ /* Ignore. */ +#endif + +#endif /* sys/cdefs.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h.blob new file mode 100644 index 0000000..a09ccff Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@cdefs.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h new file mode 100644 index 0000000..a715c08 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h @@ -0,0 +1,155 @@ +/* `fd_set' type and related macros, and `select'/`pselect' declarations. + Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* POSIX 1003.1g: 6.2 Select from File Descriptor Sets */ + +#ifndef _SYS_SELECT_H +#define _SYS_SELECT_H 1 + +#include + +/* Get definition of needed basic types. */ +#include + +/* Get __FD_* definitions. */ +#include + +/* Get sigset_t. */ +#include + +/* Get definition of timer specification structures. */ +#include +#include +#ifdef __USE_XOPEN2K +# include +#endif + +#ifndef __suseconds_t_defined +typedef __suseconds_t suseconds_t; +# define __suseconds_t_defined +#endif + + +/* The fd_set member is required to be an array of longs. */ +typedef long int __fd_mask; + +/* Some versions of define this macros. */ +#undef __NFDBITS +/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */ +#define __NFDBITS (8 * (int) sizeof (__fd_mask)) +#define __FD_ELT(d) ((d) / __NFDBITS) +#define __FD_MASK(d) ((__fd_mask) (1UL << ((d) % __NFDBITS))) + +/* fd_set for select and pselect. */ +typedef struct + { + /* XPG4.2 requires this member name. Otherwise avoid the name + from the global namespace. */ +#ifdef __USE_XOPEN + __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS]; +# define __FDS_BITS(set) ((set)->fds_bits) +#else + __fd_mask __fds_bits[__FD_SETSIZE / __NFDBITS]; +# define __FDS_BITS(set) ((set)->__fds_bits) +#endif + } fd_set; + +/* Maximum number of file descriptors in `fd_set'. */ +#define FD_SETSIZE __FD_SETSIZE + +#ifdef __USE_MISC +/* Sometimes the fd_set member is assumed to have this type. */ +typedef __fd_mask fd_mask; + +/* Number of bits per word of `fd_set' (some code assumes this is 32). */ +# define NFDBITS __NFDBITS +#endif + + +/* Access macros for `fd_set'. */ +#define FD_SET(fd, fdsetp) __FD_SET (fd, fdsetp) +#define FD_CLR(fd, fdsetp) __FD_CLR (fd, fdsetp) +#define FD_ISSET(fd, fdsetp) __FD_ISSET (fd, fdsetp) +#define FD_ZERO(fdsetp) __FD_ZERO (fdsetp) + + +__BEGIN_DECLS + +/* Check the first NFDS descriptors each in READFDS (if not NULL) for read + readiness, in WRITEFDS (if not NULL) for write readiness, and in EXCEPTFDS + (if not NULL) for exceptional conditions. If TIMEOUT is not NULL, time out + after waiting the interval specified therein. Returns the number of ready + descriptors, or -1 for errors. + + This function is a cancellation point and therefore not marked with + __THROW. */ +#ifndef __USE_TIME_BITS64 +extern int select (int __nfds, fd_set *__restrict __readfds, + fd_set *__restrict __writefds, + fd_set *__restrict __exceptfds, + struct timeval *__restrict __timeout); +#else +# ifdef __REDIRECT +extern int __REDIRECT (select, + (int __nfds, fd_set *__restrict __readfds, + fd_set *__restrict __writefds, + fd_set *__restrict __exceptfds, + struct timeval *__restrict __timeout), + __select64); +# else +# define select __select64 +# endif +#endif + +#ifdef __USE_XOPEN2K +/* Same as above only that the TIMEOUT value is given with higher + resolution and a sigmask which is been set temporarily. This version + should be used. + + This function is a cancellation point and therefore not marked with + __THROW. */ +# ifndef __USE_TIME_BITS64 +extern int pselect (int __nfds, fd_set *__restrict __readfds, + fd_set *__restrict __writefds, + fd_set *__restrict __exceptfds, + const struct timespec *__restrict __timeout, + const __sigset_t *__restrict __sigmask); +# else +# ifdef __REDIRECT +extern int __REDIRECT (pselect, + (int __nfds, fd_set *__restrict __readfds, + fd_set *__restrict __writefds, + fd_set *__restrict __exceptfds, + const struct timespec *__restrict __timeout, + const __sigset_t *__restrict __sigmask), + __pselect64); +# else +# define pselect __pselect64 +# endif +# endif +#endif + + +/* Define some inlines helping to catch common problems. */ +#if __USE_FORTIFY_LEVEL > 0 && defined __GNUC__ +# include +#endif + +__END_DECLS + +#endif /* sys/select.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h.blob new file mode 100644 index 0000000..562ad4e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@select.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h new file mode 100644 index 0000000..60499e3 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h @@ -0,0 +1,33 @@ +/* Support for single-thread optimizations. + Copyright (C) 2020-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SYS_SINGLE_THREADED_H +#define _SYS_SINGLE_THREADED_H + +#include + +__BEGIN_DECLS + +/* If this variable is non-zero, then the current thread is the only + thread in the process image. If it is zero, the process might be + multi-threaded. */ +extern char __libc_single_threaded; + +__END_DECLS + +#endif /* _SYS_SINGLE_THREADED_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h.blob new file mode 100644 index 0000000..8b23bb6 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@single_threaded.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h new file mode 100644 index 0000000..dbf4171 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h @@ -0,0 +1,232 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * POSIX Standard: 2.6 Primitive System Data Types + */ + +#ifndef _SYS_TYPES_H +#define _SYS_TYPES_H 1 + +#include + +__BEGIN_DECLS + +#include + +#ifdef __USE_MISC +# ifndef __u_char_defined +typedef __u_char u_char; +typedef __u_short u_short; +typedef __u_int u_int; +typedef __u_long u_long; +typedef __quad_t quad_t; +typedef __u_quad_t u_quad_t; +typedef __fsid_t fsid_t; +# define __u_char_defined +# endif +typedef __loff_t loff_t; +#endif + +#ifndef __ino_t_defined +# ifndef __USE_FILE_OFFSET64 +typedef __ino_t ino_t; +# else +typedef __ino64_t ino_t; +# endif +# define __ino_t_defined +#endif +#if defined __USE_LARGEFILE64 && !defined __ino64_t_defined +typedef __ino64_t ino64_t; +# define __ino64_t_defined +#endif + +#ifndef __dev_t_defined +typedef __dev_t dev_t; +# define __dev_t_defined +#endif + +#ifndef __gid_t_defined +typedef __gid_t gid_t; +# define __gid_t_defined +#endif + +#ifndef __mode_t_defined +typedef __mode_t mode_t; +# define __mode_t_defined +#endif + +#ifndef __nlink_t_defined +typedef __nlink_t nlink_t; +# define __nlink_t_defined +#endif + +#ifndef __uid_t_defined +typedef __uid_t uid_t; +# define __uid_t_defined +#endif + +#ifndef __off_t_defined +# ifndef __USE_FILE_OFFSET64 +typedef __off_t off_t; +# else +typedef __off64_t off_t; +# endif +# define __off_t_defined +#endif +#if defined __USE_LARGEFILE64 && !defined __off64_t_defined +typedef __off64_t off64_t; +# define __off64_t_defined +#endif + +#ifndef __pid_t_defined +typedef __pid_t pid_t; +# define __pid_t_defined +#endif + +#if (defined __USE_XOPEN || defined __USE_XOPEN2K8) \ + && !defined __id_t_defined +typedef __id_t id_t; +# define __id_t_defined +#endif + +#ifndef __ssize_t_defined +typedef __ssize_t ssize_t; +# define __ssize_t_defined +#endif + +#ifdef __USE_MISC +# ifndef __daddr_t_defined +typedef __daddr_t daddr_t; +typedef __caddr_t caddr_t; +# define __daddr_t_defined +# endif +#endif + +#if (defined __USE_MISC || defined __USE_XOPEN) && !defined __key_t_defined +typedef __key_t key_t; +# define __key_t_defined +#endif + +#if defined __USE_XOPEN || defined __USE_XOPEN2K8 +# include +#endif +#include +#include +#include + +#ifdef __USE_XOPEN +# ifndef __useconds_t_defined +typedef __useconds_t useconds_t; +# define __useconds_t_defined +# endif +# ifndef __suseconds_t_defined +typedef __suseconds_t suseconds_t; +# define __suseconds_t_defined +# endif +#endif + +#define __need_size_t +#include + +#ifdef __USE_MISC +/* Old compatibility names for C types. */ +typedef unsigned long int ulong; +typedef unsigned short int ushort; +typedef unsigned int uint; +#endif + +/* These size-specific names are used by some of the inet code. */ + +#include + +/* These were defined by ISO C without the first `_'. */ +typedef __uint8_t u_int8_t; +typedef __uint16_t u_int16_t; +typedef __uint32_t u_int32_t; +typedef __uint64_t u_int64_t; + +#if __GNUC_PREREQ (2, 7) +typedef int register_t __attribute__ ((__mode__ (__word__))); +#else +typedef int register_t; +#endif + +/* Some code from BIND tests this macro to see if the types above are + defined. */ +#define __BIT_TYPES_DEFINED__ 1 + + +#ifdef __USE_MISC +/* In BSD is expected to define BYTE_ORDER. */ +# include + +/* It also defines `fd_set' and the FD_* macros for `select'. */ +# include +#endif /* Use misc. */ + + +#if (defined __USE_UNIX98 || defined __USE_XOPEN2K8) \ + && !defined __blksize_t_defined +typedef __blksize_t blksize_t; +# define __blksize_t_defined +#endif + +/* Types from the Large File Support interface. */ +#ifndef __USE_FILE_OFFSET64 +# ifndef __blkcnt_t_defined +typedef __blkcnt_t blkcnt_t; /* Type to count number of disk blocks. */ +# define __blkcnt_t_defined +# endif +# ifndef __fsblkcnt_t_defined +typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks. */ +# define __fsblkcnt_t_defined +# endif +# ifndef __fsfilcnt_t_defined +typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes. */ +# define __fsfilcnt_t_defined +# endif +#else +# ifndef __blkcnt_t_defined +typedef __blkcnt64_t blkcnt_t; /* Type to count number of disk blocks. */ +# define __blkcnt_t_defined +# endif +# ifndef __fsblkcnt_t_defined +typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks. */ +# define __fsblkcnt_t_defined +# endif +# ifndef __fsfilcnt_t_defined +typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes. */ +# define __fsfilcnt_t_defined +# endif +#endif + +#ifdef __USE_LARGEFILE64 +typedef __blkcnt64_t blkcnt64_t; /* Type to count number of disk blocks. */ +typedef __fsblkcnt64_t fsblkcnt64_t; /* Type to count file system blocks. */ +typedef __fsfilcnt64_t fsfilcnt64_t; /* Type to count file system inodes. */ +#endif + + +/* Now add the thread types. */ +#if defined __USE_POSIX199506 || defined __USE_UNIX98 +# include +#endif + +__END_DECLS + +#endif /* sys/types.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h.blob new file mode 100644 index 0000000..b54be50 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@sys@types.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h new file mode 100644 index 0000000..4db274b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h @@ -0,0 +1,454 @@ +/* Copyright (C) 1991-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.23 Date and time + */ + +#ifndef _TIME_H +#define _TIME_H 1 + +#include + +#define __need_size_t +#define __need_NULL +#include + +/* This defines CLOCKS_PER_SEC, which is the number of processor clock + ticks per second, and possibly a number of other constants. */ +#include + +/* Many of the typedefs and structs whose official home is this header + may also need to be defined by other headers. */ +#include +#include +#include + +#if defined __USE_POSIX199309 || defined __USE_ISOC11 +# include +#endif + +#ifdef __USE_POSIX199309 +# include +# include +# include +struct sigevent; +#endif + +#ifdef __USE_XOPEN2K +# ifndef __pid_t_defined +typedef __pid_t pid_t; +# define __pid_t_defined +# endif +#endif + +#ifdef __USE_XOPEN2K8 +# include +#endif + +#ifdef __USE_ISOC11 +/* Time base values for timespec_get. */ +# define TIME_UTC 1 +#endif + +__BEGIN_DECLS + +/* Time used by the program so far (user time + system time). + The result / CLOCKS_PER_SEC is program time in seconds. */ +extern clock_t clock (void) __THROW; + +#ifndef __USE_TIME_BITS64 +/* Return the current time and put it in *TIMER if TIMER is not NULL. */ +extern time_t time (time_t *__timer) __THROW; + +/* Return the difference between TIME1 and TIME0. */ +extern double difftime (time_t __time1, time_t __time0) + __THROW __attribute__ ((__const__)); + +/* Return the `time_t' representation of TP and normalize TP. */ +extern time_t mktime (struct tm *__tp) __THROW; +#else +# ifdef __REDIRECT_NTH +extern time_t __REDIRECT_NTH (time, (time_t *__timer), __time64); +extern double __REDIRECT_NTH (difftime, (time_t __time1, time_t __time0), + __difftime64) __attribute__ ((__const__)); +extern time_t __REDIRECT_NTH (mktime, (struct tm *__tp), __mktime64); +# else +# define time __time64 +# define difftime __difftime64 +# define mktime __mktime64 +# endif +#endif + +/* Format TP into S according to FORMAT. + Write no more than MAXSIZE characters and return the number + of characters written, or 0 if it would exceed MAXSIZE. */ +extern size_t strftime (char *__restrict __s, size_t __maxsize, + const char *__restrict __format, + const struct tm *__restrict __tp) __THROW; + +#ifdef __USE_XOPEN +/* Parse S according to FORMAT and store binary time information in TP. + The return value is a pointer to the first unparsed character in S. */ +extern char *strptime (const char *__restrict __s, + const char *__restrict __fmt, struct tm *__tp) + __THROW; +#endif + +#ifdef __USE_XOPEN2K8 +/* Similar to the two functions above but take the information from + the provided locale and not the global locale. */ + +extern size_t strftime_l (char *__restrict __s, size_t __maxsize, + const char *__restrict __format, + const struct tm *__restrict __tp, + locale_t __loc) __THROW; +#endif + +#ifdef __USE_GNU +extern char *strptime_l (const char *__restrict __s, + const char *__restrict __fmt, struct tm *__tp, + locale_t __loc) __THROW; +#endif + + +#ifndef __USE_TIME_BITS64 +/* Return the `struct tm' representation of *TIMER + in Universal Coordinated Time (aka Greenwich Mean Time). */ +extern struct tm *gmtime (const time_t *__timer) __THROW; + +/* Return the `struct tm' representation + of *TIMER in the local timezone. */ +extern struct tm *localtime (const time_t *__timer) __THROW; + +#else +# ifdef __REDIRECT_NTH +extern struct tm*__REDIRECT_NTH (gmtime, (const time_t *__timer), __gmtime64); +extern struct tm *__REDIRECT_NTH (localtime, (const time_t *__timer), + __localtime64); +# else +# define gmtime __gmtime64 +# define localtime __localtime64 +# endif +#endif + + +#if defined __USE_POSIX || __GLIBC_USE (ISOC2X) +# ifndef __USE_TIME_BITS64 +/* Return the `struct tm' representation of *TIMER in UTC, + using *TP to store the result. */ +extern struct tm *gmtime_r (const time_t *__restrict __timer, + struct tm *__restrict __tp) __THROW; + +/* Return the `struct tm' representation of *TIMER in local time, + using *TP to store the result. */ +extern struct tm *localtime_r (const time_t *__restrict __timer, + struct tm *__restrict __tp) __THROW; +# else +# ifdef __REDIRECT_NTH +extern struct tm*__REDIRECT_NTH (gmtime_r, (const time_t *__restrict __timer, + struct tm *__restrict __tp), + __gmtime64_r); + +extern struct tm*__REDIRECT_NTH (localtime_r, (const time_t *__restrict __t, + struct tm *__restrict __tp), + __localtime64_r); +# else +# define gmtime_r __gmtime64_r +# define localtime_r __localtime_r +# endif +# endif +#endif /* POSIX || C2X */ + +/* Return a string of the form "Day Mon dd hh:mm:ss yyyy\n" + that is the representation of TP in this format. */ +extern char *asctime (const struct tm *__tp) __THROW; + +/* Equivalent to `asctime (localtime (timer))'. */ +#ifndef __USE_TIME_BITS64 +extern char *ctime (const time_t *__timer) __THROW; +#else +# ifdef __REDIRECT_NTH +extern char *__REDIRECT_NTH (ctime, (const time_t *__timer), __ctime64); +# else +# define ctime __ctime64 +# endif +#endif + +#ifdef __USE_POSIX +/* Reentrant versions of the above functions. */ + +/* Return in BUF a string of the form "Day Mon dd hh:mm:ss yyyy\n" + that is the representation of TP in this format. */ +extern char *asctime_r (const struct tm *__restrict __tp, + char *__restrict __buf) __THROW; + +/* Equivalent to `asctime_r (localtime_r (timer, *TMP*), buf)'. */ +#ifndef __USE_TIME_BITS64 +extern char *ctime_r (const time_t *__restrict __timer, + char *__restrict __buf) __THROW; +#else +# ifdef __REDIRECT_NTH +extern char *__REDIRECT_NTH (ctime_r, (const time_t *__restrict __timer, + char *__restrict __buf), __ctime64_r); +# else +# define ctime_r __ctime64_r +# endif +#endif + +#endif /* POSIX */ + + +/* Defined in localtime.c. */ +extern char *__tzname[2]; /* Current timezone names. */ +extern int __daylight; /* If daylight-saving time is ever in use. */ +extern long int __timezone; /* Seconds west of UTC. */ + + +#ifdef __USE_POSIX +/* Same as above. */ +extern char *tzname[2]; + +/* Set time conversion information from the TZ environment variable. + If TZ is not defined, a locale-dependent default is used. */ +extern void tzset (void) __THROW; +#endif + +#if defined __USE_MISC || defined __USE_XOPEN +extern int daylight; +extern long int timezone; +#endif + + +/* Nonzero if YEAR is a leap year (every 4 years, + except every 100th isn't, and every 400th is). */ +#define __isleap(year) \ + ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) + + +#if defined __USE_MISC || __GLIBC_USE (ISOC2X) +# ifndef __USE_TIME_BITS64 +/* Like `mktime', but for TP represents Universal Time, not local time. */ +extern time_t timegm (struct tm *__tp) __THROW; +# else +# ifdef __REDIRECT_NTH +extern time_t __REDIRECT_NTH (timegm, (struct tm *__tp), __timegm64); +# else +# define timegm __timegm64 +# endif +# endif +#endif + + +#ifdef __USE_MISC +/* Miscellaneous functions many Unices inherited from the public domain + localtime package. These are included only for compatibility. */ + +#ifndef __USE_TIME_BITS64 +/* Another name for `mktime'. */ +extern time_t timelocal (struct tm *__tp) __THROW; +#else +# ifdef __REDIRECT_NTH +extern time_t __REDIRECT_NTH (timelocal, (struct tm *__tp), __mktime64); +# endif +#endif + +/* Return the number of days in YEAR. */ +extern int dysize (int __year) __THROW __attribute__ ((__const__)); +#endif + + +#ifdef __USE_POSIX199309 +# ifndef __USE_TIME_BITS64 +/* Pause execution for a number of nanoseconds. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int nanosleep (const struct timespec *__requested_time, + struct timespec *__remaining); + +/* Get resolution of clock CLOCK_ID. */ +extern int clock_getres (clockid_t __clock_id, struct timespec *__res) __THROW; + +/* Get current value of clock CLOCK_ID and store it in TP. */ +extern int clock_gettime (clockid_t __clock_id, struct timespec *__tp) + __THROW __nonnull((2)); + +/* Set clock CLOCK_ID to value TP. */ +extern int clock_settime (clockid_t __clock_id, const struct timespec *__tp) + __THROW __nonnull((2)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (nanosleep, (const struct timespec *__requested_time, + struct timespec *__remaining), + __nanosleep64); +extern int __REDIRECT_NTH (clock_getres, (clockid_t __clock_id, + struct timespec *__res), + __clock_getres64); +extern int __REDIRECT_NTH (clock_gettime, (clockid_t __clock_id, struct + timespec *__tp), __clock_gettime64) + __nonnull((2)); +extern int __REDIRECT_NTH (clock_settime, (clockid_t __clock_id, const struct + timespec *__tp), __clock_settime64) + __nonnull((2)); +# else +# define nanosleep __nanosleep64 +# define clock_getres __clock_getres64 +# define clock_gettime __clock_gettime64 +# define clock_settime __clock_settime64 +# endif +# endif + + +# ifdef __USE_XOPEN2K +/* High-resolution sleep with the specified clock. + + This function is a cancellation point and therefore not marked with + __THROW. */ +# ifndef __USE_TIME_BITS64 +extern int clock_nanosleep (clockid_t __clock_id, int __flags, + const struct timespec *__req, + struct timespec *__rem); +# else +# ifdef __REDIRECT +extern int __REDIRECT (clock_nanosleep, (clockid_t __clock_id, int __flags, + const struct timespec *__req, + struct timespec *__rem), + __clock_nanosleep_time64); +# else +# define clock_nanosleep __clock_nanosleep_time64 +# endif +# endif + +/* Return clock ID for CPU-time clock. */ +extern int clock_getcpuclockid (pid_t __pid, clockid_t *__clock_id) __THROW; +# endif + + +/* Create new per-process timer using CLOCK_ID. */ +extern int timer_create (clockid_t __clock_id, + struct sigevent *__restrict __evp, + timer_t *__restrict __timerid) __THROW; + +/* Delete timer TIMERID. */ +extern int timer_delete (timer_t __timerid) __THROW; + +/* Set timer TIMERID to VALUE, returning old value in OVALUE. */ +# ifndef __USE_TIME_BITS64 +extern int timer_settime (timer_t __timerid, int __flags, + const struct itimerspec *__restrict __value, + struct itimerspec *__restrict __ovalue) __THROW; + +/* Get current value of timer TIMERID and store it in VALUE. */ +extern int timer_gettime (timer_t __timerid, struct itimerspec *__value) + __THROW; +# else +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (timer_settime, (timer_t __timerid, int __flags, + const struct itimerspec *__restrict __value, + struct itimerspec *__restrict __ovalue), + __timer_settime64); + +extern int __REDIRECT_NTH (timer_gettime, (timer_t __timerid, + struct itimerspec *__value), + __timer_gettime64); +# else +# define timer_settime __timer_settime64 +# define timer_gettime __timer_gettime64 +# endif +# endif + +/* Get expiration overrun for timer TIMERID. */ +extern int timer_getoverrun (timer_t __timerid) __THROW; +#endif + + +#ifdef __USE_ISOC11 +# ifndef __USE_TIME_BITS64 +/* Set TS to calendar time based in time base BASE. */ +extern int timespec_get (struct timespec *__ts, int __base) + __THROW __nonnull ((1)); +# else +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (timespec_get, (struct timespec *__ts, int __base), + __timespec_get64) __nonnull ((1)); +# else +# define timespec_get __timespec_get64 +# endif +# endif +#endif + + +#if __GLIBC_USE (ISOC2X) +# ifndef __USE_TIME_BITS64 +/* Set TS to resolution of time base BASE. */ +extern int timespec_getres (struct timespec *__ts, int __base) + __THROW; +# else +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (timespec_getres, (struct timespec *__ts, + int __base), + __timespec_getres64); +# else +# define timespec_getres __timespec_getres64 +# endif +# endif +#endif + + +#ifdef __USE_XOPEN_EXTENDED +/* Set to one of the following values to indicate an error. + 1 the DATEMSK environment variable is null or undefined, + 2 the template file cannot be opened for reading, + 3 failed to get file status information, + 4 the template file is not a regular file, + 5 an error is encountered while reading the template file, + 6 memory allication failed (not enough memory available), + 7 there is no line in the template that matches the input, + 8 invalid input specification Example: February 31 or a time is + specified that can not be represented in a time_t (representing + the time in seconds since 00:00:00 UTC, January 1, 1970) */ +extern int getdate_err; + +/* Parse the given string as a date specification and return a value + representing the value. The templates from the file identified by + the environment variable DATEMSK are used. In case of an error + `getdate_err' is set. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern struct tm *getdate (const char *__string); +#endif + +#ifdef __USE_GNU +/* Since `getdate' is not reentrant because of the use of `getdate_err' + and the static buffer to return the result in, we provide a thread-safe + variant. The functionality is the same. The result is returned in + the buffer pointed to by RESBUFP and in case of an error the return + value is != 0 with the same values as given above for `getdate_err'. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int getdate_r (const char *__restrict __string, + struct tm *__restrict __resbufp); +#endif + +__END_DECLS + +#endif /* time.h. */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h.blob new file mode 100644 index 0000000..b3c098e Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@time.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h new file mode 100644 index 0000000..69e920b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h @@ -0,0 +1,884 @@ +/* Copyright (C) 1995-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.24 + * Extended multibyte and wide character utilities + */ + +#ifndef _WCHAR_H +#define _WCHAR_H 1 + +#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +#include + +/* Gather machine dependent type support. */ +#include + +#define __need_size_t +#define __need_wchar_t +#define __need_NULL +#include + +#define __need___va_list +#include + +#include +#include +#include +#include + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +# include +#endif +#ifdef __USE_XOPEN2K8 +# include +#endif + +/* Tell the caller that we provide correct C++ prototypes. */ +#if defined __cplusplus && __GNUC_PREREQ (4, 4) +# define __CORRECT_ISO_CPP_WCHAR_H_PROTO +#endif + +#ifndef WCHAR_MIN +/* These constants might also be defined in . */ +# define WCHAR_MIN __WCHAR_MIN +# define WCHAR_MAX __WCHAR_MAX +#endif + +#ifndef WEOF +# define WEOF (0xffffffffu) +#endif + +/* All versions of XPG prior to the publication of ISO C99 required + the bulk of 's declarations to appear in this header + (because did not exist prior to C99). In POSIX.1-2001 + those declarations were marked as XSI extensions; in -2008 they + were additionally marked as obsolescent. _GNU_SOURCE mode + anticipates the removal of these declarations in the next revision + of POSIX. */ +#if (defined __USE_XOPEN && !defined __USE_GNU \ + && !(defined __USE_XOPEN2K && !defined __USE_XOPEN2KXSI)) +# include +#endif + +__BEGIN_DECLS + +/* This incomplete type is defined in but needed here because + of `wcsftime'. */ +struct tm; + + +/* Copy SRC to DEST. */ +extern wchar_t *wcscpy (wchar_t *__restrict __dest, + const wchar_t *__restrict __src) + __THROW __nonnull ((1, 2)); + +/* Copy no more than N wide-characters of SRC to DEST. */ +extern wchar_t *wcsncpy (wchar_t *__restrict __dest, + const wchar_t *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); + +/* Append SRC onto DEST. */ +extern wchar_t *wcscat (wchar_t *__restrict __dest, + const wchar_t *__restrict __src) + __THROW __nonnull ((1, 2)); +/* Append no more than N wide-characters of SRC onto DEST. */ +extern wchar_t *wcsncat (wchar_t *__restrict __dest, + const wchar_t *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); + +/* Compare S1 and S2. */ +extern int wcscmp (const wchar_t *__s1, const wchar_t *__s2) + __THROW __attribute_pure__ __nonnull ((1, 2)); +/* Compare N wide-characters of S1 and S2. */ +extern int wcsncmp (const wchar_t *__s1, const wchar_t *__s2, size_t __n) + __THROW __attribute_pure__ __nonnull ((1, 2)); + +#ifdef __USE_XOPEN2K8 +/* Compare S1 and S2, ignoring case. */ +extern int wcscasecmp (const wchar_t *__s1, const wchar_t *__s2) __THROW; + +/* Compare no more than N chars of S1 and S2, ignoring case. */ +extern int wcsncasecmp (const wchar_t *__s1, const wchar_t *__s2, + size_t __n) __THROW; + +/* Similar to the two functions above but take the information from + the provided locale and not the global locale. */ +extern int wcscasecmp_l (const wchar_t *__s1, const wchar_t *__s2, + locale_t __loc) __THROW; + +extern int wcsncasecmp_l (const wchar_t *__s1, const wchar_t *__s2, + size_t __n, locale_t __loc) __THROW; +#endif + +/* Compare S1 and S2, both interpreted as appropriate to the + LC_COLLATE category of the current locale. */ +extern int wcscoll (const wchar_t *__s1, const wchar_t *__s2) __THROW; +/* Transform S2 into array pointed to by S1 such that if wcscmp is + applied to two transformed strings the result is the as applying + `wcscoll' to the original strings. */ +extern size_t wcsxfrm (wchar_t *__restrict __s1, + const wchar_t *__restrict __s2, size_t __n) __THROW; + +#ifdef __USE_XOPEN2K8 +/* Similar to the two functions above but take the information from + the provided locale and not the global locale. */ + +/* Compare S1 and S2, both interpreted as appropriate to the + LC_COLLATE category of the given locale. */ +extern int wcscoll_l (const wchar_t *__s1, const wchar_t *__s2, + locale_t __loc) __THROW; + +/* Transform S2 into array pointed to by S1 such that if wcscmp is + applied to two transformed strings the result is the as applying + `wcscoll' to the original strings. */ +extern size_t wcsxfrm_l (wchar_t *__s1, const wchar_t *__s2, + size_t __n, locale_t __loc) __THROW; + +/* Duplicate S, returning an identical malloc'd string. */ +extern wchar_t *wcsdup (const wchar_t *__s) __THROW + __attribute_malloc__ __attr_dealloc_free; +#endif + +/* Find the first occurrence of WC in WCS. */ +#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wcschr (wchar_t *__wcs, wchar_t __wc) + __THROW __asm ("wcschr") __attribute_pure__; +extern "C++" const wchar_t *wcschr (const wchar_t *__wcs, wchar_t __wc) + __THROW __asm ("wcschr") __attribute_pure__; +#else +extern wchar_t *wcschr (const wchar_t *__wcs, wchar_t __wc) + __THROW __attribute_pure__; +#endif +/* Find the last occurrence of WC in WCS. */ +#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wcsrchr (wchar_t *__wcs, wchar_t __wc) + __THROW __asm ("wcsrchr") __attribute_pure__; +extern "C++" const wchar_t *wcsrchr (const wchar_t *__wcs, wchar_t __wc) + __THROW __asm ("wcsrchr") __attribute_pure__; +#else +extern wchar_t *wcsrchr (const wchar_t *__wcs, wchar_t __wc) + __THROW __attribute_pure__; +#endif + +#ifdef __USE_GNU +/* This function is similar to `wcschr'. But it returns a pointer to + the closing NUL wide character in case C is not found in S. */ +extern wchar_t *wcschrnul (const wchar_t *__s, wchar_t __wc) + __THROW __attribute_pure__; +#endif + +/* Return the length of the initial segmet of WCS which + consists entirely of wide characters not in REJECT. */ +extern size_t wcscspn (const wchar_t *__wcs, const wchar_t *__reject) + __THROW __attribute_pure__; +/* Return the length of the initial segmet of WCS which + consists entirely of wide characters in ACCEPT. */ +extern size_t wcsspn (const wchar_t *__wcs, const wchar_t *__accept) + __THROW __attribute_pure__; +/* Find the first occurrence in WCS of any character in ACCEPT. */ +#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wcspbrk (wchar_t *__wcs, const wchar_t *__accept) + __THROW __asm ("wcspbrk") __attribute_pure__; +extern "C++" const wchar_t *wcspbrk (const wchar_t *__wcs, + const wchar_t *__accept) + __THROW __asm ("wcspbrk") __attribute_pure__; +#else +extern wchar_t *wcspbrk (const wchar_t *__wcs, const wchar_t *__accept) + __THROW __attribute_pure__; +#endif +/* Find the first occurrence of NEEDLE in HAYSTACK. */ +#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wcsstr (wchar_t *__haystack, const wchar_t *__needle) + __THROW __asm ("wcsstr") __attribute_pure__; +extern "C++" const wchar_t *wcsstr (const wchar_t *__haystack, + const wchar_t *__needle) + __THROW __asm ("wcsstr") __attribute_pure__; +#else +extern wchar_t *wcsstr (const wchar_t *__haystack, const wchar_t *__needle) + __THROW __attribute_pure__; +#endif + +/* Divide WCS into tokens separated by characters in DELIM. */ +extern wchar_t *wcstok (wchar_t *__restrict __s, + const wchar_t *__restrict __delim, + wchar_t **__restrict __ptr) __THROW; + +/* Return the number of wide characters in S. */ +extern size_t wcslen (const wchar_t *__s) __THROW __attribute_pure__; + +#ifdef __USE_XOPEN +/* Another name for `wcsstr' from XPG4. */ +# ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wcswcs (wchar_t *__haystack, const wchar_t *__needle) + __THROW __asm ("wcswcs") __attribute_pure__; +extern "C++" const wchar_t *wcswcs (const wchar_t *__haystack, + const wchar_t *__needle) + __THROW __asm ("wcswcs") __attribute_pure__; +# else +extern wchar_t *wcswcs (const wchar_t *__haystack, const wchar_t *__needle) + __THROW __attribute_pure__; +# endif +#endif + +#ifdef __USE_XOPEN2K8 +/* Return the number of wide characters in S, but at most MAXLEN. */ +extern size_t wcsnlen (const wchar_t *__s, size_t __maxlen) + __THROW __attribute_pure__; +#endif + + +/* Search N wide characters of S for C. */ +#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO +extern "C++" wchar_t *wmemchr (wchar_t *__s, wchar_t __c, size_t __n) + __THROW __asm ("wmemchr") __attribute_pure__; +extern "C++" const wchar_t *wmemchr (const wchar_t *__s, wchar_t __c, + size_t __n) + __THROW __asm ("wmemchr") __attribute_pure__; +#else +extern wchar_t *wmemchr (const wchar_t *__s, wchar_t __c, size_t __n) + __THROW __attribute_pure__; +#endif + +/* Compare N wide characters of S1 and S2. */ +extern int wmemcmp (const wchar_t *__s1, const wchar_t *__s2, size_t __n) + __THROW __attribute_pure__; + +/* Copy N wide characters of SRC to DEST. */ +extern wchar_t *wmemcpy (wchar_t *__restrict __s1, + const wchar_t *__restrict __s2, size_t __n) __THROW; + +/* Copy N wide characters of SRC to DEST, guaranteeing + correct behavior for overlapping strings. */ +extern wchar_t *wmemmove (wchar_t *__s1, const wchar_t *__s2, size_t __n) + __THROW; + +/* Set N wide characters of S to C. */ +extern wchar_t *wmemset (wchar_t *__s, wchar_t __c, size_t __n) __THROW; + +#ifdef __USE_GNU +/* Copy N wide characters of SRC to DEST and return pointer to following + wide character. */ +extern wchar_t *wmempcpy (wchar_t *__restrict __s1, + const wchar_t *__restrict __s2, size_t __n) + __THROW; +#endif + + +/* Determine whether C constitutes a valid (one-byte) multibyte + character. */ +extern wint_t btowc (int __c) __THROW; + +/* Determine whether C corresponds to a member of the extended + character set whose multibyte representation is a single byte. */ +extern int wctob (wint_t __c) __THROW; + +/* Determine whether PS points to an object representing the initial + state. */ +extern int mbsinit (const mbstate_t *__ps) __THROW __attribute_pure__; + +/* Write wide character representation of multibyte character pointed + to by S to PWC. */ +extern size_t mbrtowc (wchar_t *__restrict __pwc, + const char *__restrict __s, size_t __n, + mbstate_t *__restrict __p) __THROW; + +/* Write multibyte representation of wide character WC to S. */ +extern size_t wcrtomb (char *__restrict __s, wchar_t __wc, + mbstate_t *__restrict __ps) __THROW; + +/* Return number of bytes in multibyte character pointed to by S. */ +extern size_t __mbrlen (const char *__restrict __s, size_t __n, + mbstate_t *__restrict __ps) __THROW; +extern size_t mbrlen (const char *__restrict __s, size_t __n, + mbstate_t *__restrict __ps) __THROW; + +#ifdef __USE_EXTERN_INLINES +/* Define inline function as optimization. */ + +/* We can use the BTOWC and WCTOB optimizations since we know that all + locales must use ASCII encoding for the values in the ASCII range + and because the wchar_t encoding is always ISO 10646. */ +extern wint_t __btowc_alias (int __c) __asm ("btowc"); +__extern_inline wint_t +__NTH (btowc (int __c)) +{ return (__builtin_constant_p (__c) && __c >= '\0' && __c <= '\x7f' + ? (wint_t) __c : __btowc_alias (__c)); } + +extern int __wctob_alias (wint_t __c) __asm ("wctob"); +__extern_inline int +__NTH (wctob (wint_t __wc)) +{ return (__builtin_constant_p (__wc) && __wc >= L'\0' && __wc <= L'\x7f' + ? (int) __wc : __wctob_alias (__wc)); } + +__extern_inline size_t +__NTH (mbrlen (const char *__restrict __s, size_t __n, + mbstate_t *__restrict __ps)) +{ return (__ps != NULL + ? mbrtowc (NULL, __s, __n, __ps) : __mbrlen (__s, __n, NULL)); } +#endif + +/* Write wide character representation of multibyte character string + SRC to DST. */ +extern size_t mbsrtowcs (wchar_t *__restrict __dst, + const char **__restrict __src, size_t __len, + mbstate_t *__restrict __ps) __THROW; + +/* Write multibyte character representation of wide character string + SRC to DST. */ +extern size_t wcsrtombs (char *__restrict __dst, + const wchar_t **__restrict __src, size_t __len, + mbstate_t *__restrict __ps) __THROW; + + +#ifdef __USE_XOPEN2K8 +/* Write wide character representation of at most NMC bytes of the + multibyte character string SRC to DST. */ +extern size_t mbsnrtowcs (wchar_t *__restrict __dst, + const char **__restrict __src, size_t __nmc, + size_t __len, mbstate_t *__restrict __ps) __THROW; + +/* Write multibyte character representation of at most NWC characters + from the wide character string SRC to DST. */ +extern size_t wcsnrtombs (char *__restrict __dst, + const wchar_t **__restrict __src, + size_t __nwc, size_t __len, + mbstate_t *__restrict __ps) __THROW; +#endif /* use POSIX 2008 */ + + +/* The following functions are extensions found in X/Open CAE. */ +#ifdef __USE_XOPEN +/* Determine number of column positions required for C. */ +extern int wcwidth (wchar_t __c) __THROW; + +/* Determine number of column positions required for first N wide + characters (or fewer if S ends before this) in S. */ +extern int wcswidth (const wchar_t *__s, size_t __n) __THROW; +#endif /* Use X/Open. */ + + +/* Convert initial portion of the wide string NPTR to `double' + representation. */ +extern double wcstod (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; + +#ifdef __USE_ISOC99 +/* Likewise for `float' and `long double' sizes of floating-point numbers. */ +extern float wcstof (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +extern long double wcstold (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif /* C99 */ + +/* Likewise for `_FloatN' and `_FloatNx' when support is enabled. */ + +#if __HAVE_FLOAT16 && defined __USE_GNU +extern _Float16 wcstof16 (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT32 && defined __USE_GNU +extern _Float32 wcstof32 (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT64 && defined __USE_GNU +extern _Float64 wcstof64 (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT128 && defined __USE_GNU +extern _Float128 wcstof128 (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT32X && defined __USE_GNU +extern _Float32x wcstof32x (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT64X && defined __USE_GNU +extern _Float64x wcstof64x (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + +#if __HAVE_FLOAT128X && defined __USE_GNU +extern _Float128x wcstof128x (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr) __THROW; +#endif + + +/* Convert initial portion of wide string NPTR to `long int' + representation. */ +extern long int wcstol (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, int __base) __THROW; + +/* Convert initial portion of wide string NPTR to `unsigned long int' + representation. */ +extern unsigned long int wcstoul (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, int __base) + __THROW; + +#ifdef __USE_ISOC99 +/* Convert initial portion of wide string NPTR to `long long int' + representation. */ +__extension__ +extern long long int wcstoll (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, int __base) + __THROW; + +/* Convert initial portion of wide string NPTR to `unsigned long long int' + representation. */ +__extension__ +extern unsigned long long int wcstoull (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + int __base) __THROW; +#endif /* ISO C99. */ + +#ifdef __USE_GNU +/* Convert initial portion of wide string NPTR to `long long int' + representation. */ +__extension__ +extern long long int wcstoq (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, int __base) + __THROW; + +/* Convert initial portion of wide string NPTR to `unsigned long long int' + representation. */ +__extension__ +extern unsigned long long int wcstouq (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + int __base) __THROW; +#endif /* Use GNU. */ + +#ifdef __USE_GNU +/* Parallel versions of the functions above which take the locale to + use as an additional parameter. These are GNU extensions inspired + by the POSIX.1-2008 extended locale API. */ +extern long int wcstol_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, int __base, + locale_t __loc) __THROW; + +extern unsigned long int wcstoul_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + int __base, locale_t __loc) __THROW; + +__extension__ +extern long long int wcstoll_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + int __base, locale_t __loc) __THROW; + +__extension__ +extern unsigned long long int wcstoull_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + int __base, locale_t __loc) + __THROW; + +extern double wcstod_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, locale_t __loc) + __THROW; + +extern float wcstof_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, locale_t __loc) + __THROW; + +extern long double wcstold_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; + +# if __HAVE_FLOAT16 +extern _Float16 wcstof16_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT32 +extern _Float32 wcstof32_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT64 +extern _Float64 wcstof64_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT128 +extern _Float128 wcstof128_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT32X +extern _Float32x wcstof32x_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT64X +extern _Float64x wcstof64x_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif + +# if __HAVE_FLOAT128X +extern _Float128x wcstof128x_l (const wchar_t *__restrict __nptr, + wchar_t **__restrict __endptr, + locale_t __loc) __THROW; +# endif +#endif /* use GNU */ + + +#ifdef __USE_XOPEN2K8 +/* Copy SRC to DEST, returning the address of the terminating L'\0' in + DEST. */ +extern wchar_t *wcpcpy (wchar_t *__restrict __dest, + const wchar_t *__restrict __src) __THROW; + +/* Copy no more than N characters of SRC to DEST, returning the address of + the last character written into DEST. */ +extern wchar_t *wcpncpy (wchar_t *__restrict __dest, + const wchar_t *__restrict __src, size_t __n) + __THROW; +#endif + + +/* Wide character I/O functions. */ + +#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) +# ifndef __attr_dealloc_fclose +# if defined __has_builtin +# if __has_builtin (__builtin_fclose) +/* If the attribute macro hasn't been defined yet (by ) and + fclose is a built-in, use it. */ +# define __attr_dealloc_fclose __attr_dealloc (__builtin_fclose, 1) +# endif +# endif +# endif +# ifndef __attr_dealloc_fclose +# define __attr_dealloc_fclose /* empty */ +# endif + +/* Like OPEN_MEMSTREAM, but the stream is wide oriented and produces + a wide character string. */ +extern __FILE *open_wmemstream (wchar_t **__bufloc, size_t *__sizeloc) __THROW + __attribute_malloc__ __attr_dealloc_fclose; +#endif + +#if defined __USE_ISOC95 || defined __USE_UNIX98 + +/* Select orientation for stream. */ +extern int fwide (__FILE *__fp, int __mode) __THROW; + + +/* Write formatted output to STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fwprintf (__FILE *__restrict __stream, + const wchar_t *__restrict __format, ...) + /* __attribute__ ((__format__ (__wprintf__, 2, 3))) */; +/* Write formatted output to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int wprintf (const wchar_t *__restrict __format, ...) + /* __attribute__ ((__format__ (__wprintf__, 1, 2))) */; +/* Write formatted output of at most N characters to S. */ +extern int swprintf (wchar_t *__restrict __s, size_t __n, + const wchar_t *__restrict __format, ...) + __THROW /* __attribute__ ((__format__ (__wprintf__, 3, 4))) */; + +/* Write formatted output to S from argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vfwprintf (__FILE *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg) + /* __attribute__ ((__format__ (__wprintf__, 2, 0))) */; +/* Write formatted output to stdout from argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vwprintf (const wchar_t *__restrict __format, + __gnuc_va_list __arg) + /* __attribute__ ((__format__ (__wprintf__, 1, 0))) */; +/* Write formatted output of at most N character to S from argument + list ARG. */ +extern int vswprintf (wchar_t *__restrict __s, size_t __n, + const wchar_t *__restrict __format, + __gnuc_va_list __arg) + __THROW /* __attribute__ ((__format__ (__wprintf__, 3, 0))) */; + + +/* Read formatted input from STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fwscanf (__FILE *__restrict __stream, + const wchar_t *__restrict __format, ...) + /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */; +/* Read formatted input from stdin. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int wscanf (const wchar_t *__restrict __format, ...) + /* __attribute__ ((__format__ (__wscanf__, 1, 2))) */; +/* Read formatted input from S. */ +extern int swscanf (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, ...) + __THROW /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */; + +/* For historical reasons, the C99-compliant versions of the scanf + functions are at alternative names. When __LDBL_COMPAT or + __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI are in effect, this is handled in + bits/wchar-ldbl.h. */ +#if !__GLIBC_USE (DEPRECATED_SCANF) && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +# ifdef __REDIRECT +extern int __REDIRECT (fwscanf, (__FILE *__restrict __stream, + const wchar_t *__restrict __format, ...), + __isoc99_fwscanf) + /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */; +extern int __REDIRECT (wscanf, (const wchar_t *__restrict __format, ...), + __isoc99_wscanf) + /* __attribute__ ((__format__ (__wscanf__, 1, 2))) */; +extern int __REDIRECT_NTH (swscanf, (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, + ...), __isoc99_swscanf) + /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */; +# else +extern int __isoc99_fwscanf (__FILE *__restrict __stream, + const wchar_t *__restrict __format, ...); +extern int __isoc99_wscanf (const wchar_t *__restrict __format, ...); +extern int __isoc99_swscanf (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, ...) + __THROW; +# define fwscanf __isoc99_fwscanf +# define wscanf __isoc99_wscanf +# define swscanf __isoc99_swscanf +# endif +# endif + +#endif /* Use ISO C95, C99 and Unix98. */ + +#ifdef __USE_ISOC99 +/* Read formatted input from S into argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vfwscanf (__FILE *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg) + /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */; +/* Read formatted input from stdin into argument list ARG. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int vwscanf (const wchar_t *__restrict __format, + __gnuc_va_list __arg) + /* __attribute__ ((__format__ (__wscanf__, 1, 0))) */; +/* Read formatted input from S into argument list ARG. */ +extern int vswscanf (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg) + __THROW /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */; + +/* Same redirection as above for the v*wscanf family. */ +# if !__GLIBC_USE (DEPRECATED_SCANF) \ + && (!defined __LDBL_COMPAT || !defined __REDIRECT) \ + && (defined __STRICT_ANSI__ || defined __USE_XOPEN2K) \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +# ifdef __REDIRECT +extern int __REDIRECT (vfwscanf, (__FILE *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg), __isoc99_vfwscanf) + /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */; +extern int __REDIRECT (vwscanf, (const wchar_t *__restrict __format, + __gnuc_va_list __arg), __isoc99_vwscanf) + /* __attribute__ ((__format__ (__wscanf__, 1, 0))) */; +extern int __REDIRECT_NTH (vswscanf, (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg), __isoc99_vswscanf) + /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */; +# else +extern int __isoc99_vfwscanf (__FILE *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg); +extern int __isoc99_vwscanf (const wchar_t *__restrict __format, + __gnuc_va_list __arg); +extern int __isoc99_vswscanf (const wchar_t *__restrict __s, + const wchar_t *__restrict __format, + __gnuc_va_list __arg) __THROW; +# define vfwscanf __isoc99_vfwscanf +# define vwscanf __isoc99_vwscanf +# define vswscanf __isoc99_vswscanf +# endif +# endif + +#endif /* Use ISO C99. */ + + +/* Read a character from STREAM. + + These functions are possible cancellation points and therefore not + marked with __THROW. */ +extern wint_t fgetwc (__FILE *__stream); +extern wint_t getwc (__FILE *__stream); + +/* Read a character from stdin. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern wint_t getwchar (void); + + +/* Write a character to STREAM. + + These functions are possible cancellation points and therefore not + marked with __THROW. */ +extern wint_t fputwc (wchar_t __wc, __FILE *__stream); +extern wint_t putwc (wchar_t __wc, __FILE *__stream); + +/* Write a character to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern wint_t putwchar (wchar_t __wc); + + +/* Get a newline-terminated wide character string of finite length + from STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern wchar_t *fgetws (wchar_t *__restrict __ws, int __n, + __FILE *__restrict __stream); + +/* Write a string to STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fputws (const wchar_t *__restrict __ws, + __FILE *__restrict __stream); + + +/* Push a character back onto the input buffer of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern wint_t ungetwc (wint_t __wc, __FILE *__stream); + + +#ifdef __USE_GNU +/* These are defined to be equivalent to the `char' functions defined + in POSIX.1:1996. + + These functions are not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation they are cancellation points and + therefore not marked with __THROW. */ +extern wint_t getwc_unlocked (__FILE *__stream); +extern wint_t getwchar_unlocked (void); + +/* This is the wide character version of a GNU extension. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern wint_t fgetwc_unlocked (__FILE *__stream); + +/* Faster version when locking is not necessary. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern wint_t fputwc_unlocked (wchar_t __wc, __FILE *__stream); + +/* These are defined to be equivalent to the `char' functions defined + in POSIX.1:1996. + + These functions are not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation they are cancellation points and + therefore not marked with __THROW. */ +extern wint_t putwc_unlocked (wchar_t __wc, __FILE *__stream); +extern wint_t putwchar_unlocked (wchar_t __wc); + + +/* This function does the same as `fgetws' but does not lock the stream. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern wchar_t *fgetws_unlocked (wchar_t *__restrict __ws, int __n, + __FILE *__restrict __stream); + +/* This function does the same as `fputws' but does not lock the stream. + + This function is not part of POSIX and therefore no official + cancellation point. But due to similarity with an POSIX interface + or due to the implementation it is a cancellation point and + therefore not marked with __THROW. */ +extern int fputws_unlocked (const wchar_t *__restrict __ws, + __FILE *__restrict __stream); +#endif + + +/* Format TP into S according to FORMAT. + Write no more than MAXSIZE wide characters and return the number + of wide characters written, or 0 if it would exceed MAXSIZE. */ +extern size_t wcsftime (wchar_t *__restrict __s, size_t __maxsize, + const wchar_t *__restrict __format, + const struct tm *__restrict __tp) __THROW; + +# ifdef __USE_GNU +/* Similar to `wcsftime' but takes the information from + the provided locale and not the global locale. */ +extern size_t wcsftime_l (wchar_t *__restrict __s, size_t __maxsize, + const wchar_t *__restrict __format, + const struct tm *__restrict __tp, + locale_t __loc) __THROW; +# endif + +/* Define some macros helping to catch buffer overflows. */ +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Declare all functions from bits/wchar2-decl.h first. */ +# include +#endif + +/* The following headers provide asm redirections. These redirections must + appear before the first usage of these functions, e.g. in bits/wchar.h. */ +#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 +# include +#endif + +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Now include the function definitions and redirects too. */ +# include +#endif + +__END_DECLS + +#endif /* wchar.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h.blob new file mode 100644 index 0000000..9cee6c4 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wchar.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h new file mode 100644 index 0000000..673e0b0 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h @@ -0,0 +1,148 @@ +/* Copyright (C) 1996-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* + * ISO C99 Standard: 7.25 + * Wide character classification and mapping utilities + */ + +#ifndef _WCTYPE_H +#define _WCTYPE_H 1 + +#include +#include +#include + +/* Constant expression of type `wint_t' whose value does not correspond + to any member of the extended character set. */ +#ifndef WEOF +# define WEOF (0xffffffffu) +#endif + +/* Some definitions from this header also appear in in + Unix98 mode. */ +#include + +/* + * Extensible wide-character mapping functions: 7.15.3.2. + */ + +__BEGIN_DECLS + +/* Scalar type that can hold values which represent locale-specific + character mappings. */ +typedef const __int32_t *wctrans_t; + +/* Construct value that describes a mapping between wide characters + identified by the string argument PROPERTY. */ +extern wctrans_t wctrans (const char *__property) __THROW; + +/* Map the wide character WC using the mapping described by DESC. */ +extern wint_t towctrans (wint_t __wc, wctrans_t __desc) __THROW; + +# ifdef __USE_XOPEN2K8 +/* POSIX.1-2008 extended locale interface (see locale.h). */ +# include + +/* Test for any wide character for which `iswalpha' or `iswdigit' is + true. */ +extern int iswalnum_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character for which `iswupper' or 'iswlower' is + true, or any wide character that is one of a locale-specific set of + wide-characters for which none of `iswcntrl', `iswdigit', + `iswpunct', or `iswspace' is true. */ +extern int iswalpha_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any control wide character. */ +extern int iswcntrl_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to a decimal-digit + character. */ +extern int iswdigit_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character for which `iswprint' is true and + `iswspace' is false. */ +extern int iswgraph_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to a lowercase letter + or is one of a locale-specific set of wide characters for which + none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ +extern int iswlower_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any printing wide character. */ +extern int iswprint_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any printing wide character that is one of a + locale-specific et of wide characters for which neither `iswspace' + nor `iswalnum' is true. */ +extern int iswpunct_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to a locale-specific + set of wide characters for which none of `iswalnum', `iswgraph', or + `iswpunct' is true. */ +extern int iswspace_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to an uppercase letter + or is one of a locale-specific set of wide character for which none + of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ +extern int iswupper_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to a hexadecimal-digit + character equivalent to that performed be the functions described + in the previous subclause. */ +extern int iswxdigit_l (wint_t __wc, locale_t __locale) __THROW; + +/* Test for any wide character that corresponds to a standard blank + wide character or a locale-specific set of wide characters for + which `iswalnum' is false. */ +extern int iswblank_l (wint_t __wc, locale_t __locale) __THROW; + +/* Construct value that describes a class of wide characters identified + by the string argument PROPERTY. */ +extern wctype_t wctype_l (const char *__property, locale_t __locale) + __THROW; + +/* Determine whether the wide-character WC has the property described by + DESC. */ +extern int iswctype_l (wint_t __wc, wctype_t __desc, locale_t __locale) + __THROW; + +/* + * Wide-character case-mapping functions. + */ + +/* Converts an uppercase letter to the corresponding lowercase letter. */ +extern wint_t towlower_l (wint_t __wc, locale_t __locale) __THROW; + +/* Converts an lowercase letter to the corresponding uppercase letter. */ +extern wint_t towupper_l (wint_t __wc, locale_t __locale) __THROW; + +/* Construct value that describes a mapping between wide characters + identified by the string argument PROPERTY. */ +extern wctrans_t wctrans_l (const char *__property, locale_t __locale) + __THROW; + +/* Map the wide character WC using the mapping described by DESC. */ +extern wint_t towctrans_l (wint_t __wc, wctrans_t __desc, + locale_t __locale) __THROW; + +# endif /* Use POSIX 2008. */ + +__END_DECLS + +#endif /* wctype.h */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h.blob new file mode 100644 index 0000000..5739207 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@include@wctype.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h new file mode 100644 index 0000000..e3b4392 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h @@ -0,0 +1,27 @@ +/*===---- __stddef_max_align_t.h - Definition of max_align_t for modules ---=== + * + * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. + * See https://llvm.org/LICENSE.txt for license information. + * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception + * + *===-----------------------------------------------------------------------=== + */ + +#ifndef __CLANG_MAX_ALIGN_T_DEFINED +#define __CLANG_MAX_ALIGN_T_DEFINED + +#if defined(_MSC_VER) +typedef double max_align_t; +#elif defined(__APPLE__) +typedef long double max_align_t; +#else +// Define 'max_align_t' to match the GCC definition. +typedef struct { + long long __clang_max_align_nonce1 + __attribute__((__aligned__(__alignof__(long long)))); + long double __clang_max_align_nonce2 + __attribute__((__aligned__(__alignof__(long double)))); +} max_align_t; +#endif + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h.blob new file mode 100644 index 0000000..712bcba Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@__stddef_max_align_t.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h new file mode 100644 index 0000000..0bc3940 --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h @@ -0,0 +1,35 @@ +/*===---- stdarg.h - Variable argument handling ----------------------------=== + * + * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. + * See https://llvm.org/LICENSE.txt for license information. + * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception + * + *===-----------------------------------------------------------------------=== + */ + +#ifndef __STDARG_H +#define __STDARG_H + +#ifndef _VA_LIST +typedef __builtin_va_list va_list; +#define _VA_LIST +#endif +#define va_start(ap, param) __builtin_va_start(ap, param) +#define va_end(ap) __builtin_va_end(ap) +#define va_arg(ap, type) __builtin_va_arg(ap, type) + +/* GCC always defines __va_copy, but does not define va_copy unless in c99 mode + * or -ansi is not specified, since it was not part of C90. + */ +#define __va_copy(d,s) __builtin_va_copy(d,s) + +#if __STDC_VERSION__ >= 199901L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__) +#define va_copy(dest, src) __builtin_va_copy(dest, src) +#endif + +#ifndef __GNUC_VA_LIST +#define __GNUC_VA_LIST 1 +typedef __builtin_va_list __gnuc_va_list; +#endif + +#endif /* __STDARG_H */ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h.blob new file mode 100644 index 0000000..1c657fe Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stdarg.h.blob differ diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h new file mode 100644 index 0000000..a15d21b --- /dev/null +++ b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h @@ -0,0 +1,121 @@ +/*===---- stddef.h - Basic type definitions --------------------------------=== + * + * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. + * See https://llvm.org/LICENSE.txt for license information. + * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception + * + *===-----------------------------------------------------------------------=== + */ + +#if !defined(__STDDEF_H) || defined(__need_ptrdiff_t) || \ + defined(__need_size_t) || defined(__need_wchar_t) || \ + defined(__need_NULL) || defined(__need_wint_t) + +#if !defined(__need_ptrdiff_t) && !defined(__need_size_t) && \ + !defined(__need_wchar_t) && !defined(__need_NULL) && \ + !defined(__need_wint_t) +/* Always define miscellaneous pieces when modules are available. */ +#if !__has_feature(modules) +#define __STDDEF_H +#endif +#define __need_ptrdiff_t +#define __need_size_t +#define __need_wchar_t +#define __need_NULL +#define __need_STDDEF_H_misc +/* __need_wint_t is intentionally not defined here. */ +#endif + +#if defined(__need_ptrdiff_t) +#if !defined(_PTRDIFF_T) || __has_feature(modules) +/* Always define ptrdiff_t when modules are available. */ +#if !__has_feature(modules) +#define _PTRDIFF_T +#endif +typedef __PTRDIFF_TYPE__ ptrdiff_t; +#endif +#undef __need_ptrdiff_t +#endif /* defined(__need_ptrdiff_t) */ + +#if defined(__need_size_t) +#if !defined(_SIZE_T) || __has_feature(modules) +/* Always define size_t when modules are available. */ +#if !__has_feature(modules) +#define _SIZE_T +#endif +typedef __SIZE_TYPE__ size_t; +#endif +#undef __need_size_t +#endif /*defined(__need_size_t) */ + +#if defined(__need_STDDEF_H_misc) +/* ISO9899:2011 7.20 (C11 Annex K): Define rsize_t if __STDC_WANT_LIB_EXT1__ is + * enabled. */ +#if (defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1 && \ + !defined(_RSIZE_T)) || __has_feature(modules) +/* Always define rsize_t when modules are available. */ +#if !__has_feature(modules) +#define _RSIZE_T +#endif +typedef __SIZE_TYPE__ rsize_t; +#endif +#endif /* defined(__need_STDDEF_H_misc) */ + +#if defined(__need_wchar_t) +#if !defined(__cplusplus) || (defined(_MSC_VER) && !_NATIVE_WCHAR_T_DEFINED) +/* Always define wchar_t when modules are available. */ +#if !defined(_WCHAR_T) || __has_feature(modules) +#if !__has_feature(modules) +#define _WCHAR_T +#if defined(_MSC_EXTENSIONS) +#define _WCHAR_T_DEFINED +#endif +#endif +typedef __WCHAR_TYPE__ wchar_t; +#endif +#endif +#undef __need_wchar_t +#endif /* defined(__need_wchar_t) */ + +#if defined(__need_NULL) +#undef NULL +#ifdef __cplusplus +# if !defined(__MINGW32__) && !defined(_MSC_VER) +# define NULL __null +# else +# define NULL 0 +# endif +#else +# define NULL ((void*)0) +#endif +#ifdef __cplusplus +#if defined(_MSC_EXTENSIONS) && defined(_NATIVE_NULLPTR_SUPPORTED) +namespace std { typedef decltype(nullptr) nullptr_t; } +using ::std::nullptr_t; +#endif +#endif +#undef __need_NULL +#endif /* defined(__need_NULL) */ + +#if defined(__need_STDDEF_H_misc) +#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L +#include "__stddef_max_align_t.h" +#endif +#define offsetof(t, d) __builtin_offsetof(t, d) +#undef __need_STDDEF_H_misc +#endif /* defined(__need_STDDEF_H_misc) */ + +/* Some C libraries expect to see a wint_t here. Others (notably MinGW) will use +__WINT_TYPE__ directly; accommodate both by requiring __need_wint_t */ +#if defined(__need_wint_t) +/* Always define wint_t when modules are available. */ +#if !defined(_WINT_T) || __has_feature(modules) +#if !__has_feature(modules) +#define _WINT_T +#endif +typedef __WINT_TYPE__ wint_t; +#endif +#undef __need_wint_t +#endif /* __need_wint_t */ + +#endif diff --git a/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h.blob b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h.blob new file mode 100644 index 0000000..16ca8a7 Binary files /dev/null and b/.ccls-cache/@@home@tz@code@git@github@Mate-Rechner/@usr@lib@clang@15.0.7@include@stddef.h.blob differ diff --git a/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp b/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp new file mode 100644 index 0000000..4b0c82d --- /dev/null +++ b/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp @@ -0,0 +1,141 @@ +// created by @fingadumbledore +// Eine Mateflasche = 500 Ml +// Das Projekt ist nur zum Spaß und Sollte nicht Ernst genommen werden +// Der Konsum von zu viel Zucker und Koffein ist nicht Gesund und kann Gesundheitliche Schäden bewirken +// Version 1.3 +#include +using namespace std; + +enum MateSorte { + MioMio = 1, + Club = 2, + Buenos = 3, + MateMate = 4, + Flora = 5, + Mate1337 = 6, + Charitea = 7, + RobinSchulzxMyMate = 8, +}; + +int main(){ + int mate, Koffeingehalt, marke, kmenge, ergebnis; + string input; + string markenname; + + cout << " ** ** ** ** \n"; + cout << " ** ** ** ++ ** \n"; + cout << " **** **** **** ++ **** \n"; + cout << " **** **** **** ++++++++ **** \n"; + cout << " **** **** **** ++ **** \n"; + cout << " **** **** **** ++ **** \n"; + cout << "Dieser Rechner weiß wie viel Mate du am Tag brauchst!\nkennst du die anzahl? J/N\ninput:"; + cin >> input; + if (input == "J" || input == "j") + { + system("clear"); + cout << "****************************************************************\n" + << "* [i] Bitte gib die Anzahl der Mateflaschen an die du brauchst *\n" + << "****************************************************************\n\n" + << "input: "; + cin >> mate; + if (mate < 2){ + cout << "Für einen erfolgreichen Tag benötigst du mehr als 1 Flasche Mate"; + return 0; + } + cout << "Marke [1] Mio Mio Mate [2] Club Mate [3] Buenos Mate [4] Mate Mate [5] Flora Mate [6] 1337 Mate [7] Charitea [8] Robin Schulz X My Mate \n" + << "input: "; + cin >> marke; + mate = mate +1; + switch (MateSorte(marke)) + { + case MioMio: + case Club: + case Buenos: + Koffeingehalt = mate * 100; + break; + case MateMate: + Koffeingehalt = mate * 150; + break; + case Flora: + Koffeingehalt = mate * 90; + break; + case Mate1337: + Koffeingehalt = mate * 145; + break; + case Charitea: + Koffeingehalt = mate * 0; + break; + case RobinSchulzxMyMate: + Koffeingehalt = mate * 72; + break; + default: + cout << "Dies ist keine gute Sorte\n"; + break; + } + + cout <<"du brauchst " <> kmenge; + cout << "Folgende Marken stehen zu verfügung\n"; + cout << "[1] Mio Mio\n[2] Club Mate\n[3] Flora Mate\n[4] Mate Mate\n[5] Buenos Mate\n[6] 1337 Mate\n[7] Charitea\n\n[8] Robin Schulz X My Mate\ninput: "; + cin >> marke; + switch (marke) + { + case 1: + Koffeingehalt = 100; + markenname = "Mio Mio"; + break; + case 2: + Koffeingehalt = 100; + markenname = "Club Mate"; + break; + case 3: + Koffeingehalt = 90; + markenname = "Flora Mate"; + break; + case 4: + Koffeingehalt = 150; + markenname = "Mate Mate"; + break; + case 5: + Koffeingehalt = 100; + markenname = "Buenos Mate"; + break; + case 6: + Koffeingehalt = 145; + markenname = "1337 Mate"; + break; + case 7: + Koffeingehalt = 0; + markenname = "Charitea"; + break; + case 8: + Koffeingehalt = 72; + markenname = "Robin Schulz X My Mate"; + break; + + default: + break; + } + ergebnis = kmenge / Koffeingehalt; + cout << "Für deinen Tag benötigst du " << ergebnis << " Flaschen " << markenname ; + cout <<"\n"; + cout <<"--------------------------------[Hinweis]--------------------------------\n"; + cout <<"Bitte Beachte: Erhöhter Koffeingehalt. Für Kinder und schwangere oder stillende Frauen nicht empfolen\n"; + cout <<"\n"; + + } + else + cout << "Error"; + +} + diff --git a/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp.blob b/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp.blob new file mode 100644 index 0000000..f2b6e07 Binary files /dev/null and b/.ccls-cache/@home@tz@code@git@github@Mate-Rechner/mate.cpp.blob differ diff --git a/mate.cpp b/mate.cpp index 05225cd..4b0c82d 100644 --- a/mate.cpp +++ b/mate.cpp @@ -5,6 +5,18 @@ // Version 1.3 #include using namespace std; + +enum MateSorte { + MioMio = 1, + Club = 2, + Buenos = 3, + MateMate = 4, + Flora = 5, + Mate1337 = 6, + Charitea = 7, + RobinSchulzxMyMate = 8, +}; + int main(){ int mate, Koffeingehalt, marke, kmenge, ergebnis; string input; @@ -22,9 +34,9 @@ int main(){ { system("clear"); cout << "****************************************************************\n" - << "* [i] Bitte gib die Anzahl der Mateflaschen an die du brauchst *\n" - << "****************************************************************\n\n" - << "input: "; + << "* [i] Bitte gib die Anzahl der Mateflaschen an die du brauchst *\n" + << "****************************************************************\n\n" + << "input: "; cin >> mate; if (mate < 2){ cout << "Für einen erfolgreichen Tag benötigst du mehr als 1 Flasche Mate"; @@ -34,41 +46,38 @@ int main(){ << "input: "; cin >> marke; mate = mate +1; - switch (marke) + switch (MateSorte(marke)) { - case 1: - case 2: - case 3: + case MioMio: + case Club: + case Buenos: Koffeingehalt = mate * 100; break; - case 5: - Koffeingehalt = mate * 90; - break; - case 4: + case MateMate: Koffeingehalt = mate * 150; break; - case 6: + case Flora: + Koffeingehalt = mate * 90; + break; + case Mate1337: Koffeingehalt = mate * 145; break; - case 7: + case Charitea: Koffeingehalt = mate * 0; break; - case 8: + case RobinSchulzxMyMate: Koffeingehalt = mate * 72; break; - default: cout << "Dies ist keine gute Sorte\n"; break; } - cout <<"du brauchst " <