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author | nil <niljo@airmail.cc> | 2025-01-14 20:16:17 +0100 |
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committer | nil <niljo@airmail.cc> | 2025-01-14 20:16:17 +0100 |
commit | 9cd3e10283ea0c6cc997afc5353c0f314b3aa092 (patch) | |
tree | 4aa0ae912633a0f3e7a7d1405469bb7009cef1ba /.ccls-cache/@@home@niliara@configs/@usr@include@string.h | |
parent | 23a62d70129db30027ba620fc798a666c198ba35 (diff) |
changing host repositorymain
Diffstat (limited to '.ccls-cache/@@home@niliara@configs/@usr@include@string.h')
-rwxr-xr-x | .ccls-cache/@@home@niliara@configs/@usr@include@string.h | 554 |
1 files changed, 554 insertions, 0 deletions
diff --git a/.ccls-cache/@@home@niliara@configs/@usr@include@string.h b/.ccls-cache/@@home@niliara@configs/@usr@include@string.h new file mode 100755 index 0000000..d2d5c5f --- /dev/null +++ b/.ccls-cache/@@home@niliara@configs/@usr@include@string.h @@ -0,0 +1,554 @@ +/* Copyright (C) 1991-2024 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 + <https://www.gnu.org/licenses/>. */ + +/* + * ISO C99 Standard: 7.21 String handling <string.h> + */ + +#ifndef _STRING_H +#define _STRING_H 1 + +#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +#include <bits/libc-header-start.h> + +__BEGIN_DECLS + +/* Get size_t and NULL from <stddef.h>. */ +#define __need_size_t +#define __need_NULL +#include <stddef.h> + +/* Tell the caller that we provide correct C++ prototypes. */ +#if defined __cplusplus && (__GNUC_PREREQ (4, 4) \ + || __glibc_clang_prereq (3, 5)) +# define __CORRECT_ISO_CPP_STRING_H_PROTO +#endif + + +/* Copy N bytes of SRC to DEST. */ +extern void *memcpy (void *__restrict __dest, const void *__restrict __src, + size_t __n) __THROW __nonnull ((1, 2)); +/* Copy N bytes of SRC to DEST, guaranteeing + correct behavior for overlapping strings. */ +extern void *memmove (void *__dest, const void *__src, size_t __n) + __THROW __nonnull ((1, 2)); + +/* Copy no more than N bytes of SRC to DEST, stopping when C is found. + Return the position in DEST one byte past where C was copied, + or NULL if C was not found in the first N bytes of SRC. */ +#if defined __USE_MISC || defined __USE_XOPEN || __GLIBC_USE (ISOC23) +extern void *memccpy (void *__restrict __dest, const void *__restrict __src, + int __c, size_t __n) + __THROW __nonnull ((1, 2)) __attr_access ((__write_only__, 1, 4)); +#endif /* Misc || X/Open. */ + + +/* Set N bytes of S to C. */ +extern void *memset (void *__s, int __c, size_t __n) __THROW __nonnull ((1)); + +/* Compare N bytes of S1 and S2. */ +extern int memcmp (const void *__s1, const void *__s2, size_t __n) + __THROW __attribute_pure__ __nonnull ((1, 2)); + +/* Compare N bytes of S1 and S2. Return zero if S1 and S2 are equal. + Return some non-zero value otherwise. + + Essentially __memcmpeq has the exact same semantics as memcmp + except the return value is less constrained. memcmp is always a + correct implementation of __memcmpeq. As well !!memcmp, -memcmp, + or bcmp are correct implementations. + + __memcmpeq is meant to be used by compilers when memcmp return is + only used for its boolean value. + + __memcmpeq is declared only for use by compilers. Programs should + continue to use memcmp. */ +extern int __memcmpeq (const void *__s1, const void *__s2, size_t __n) + __THROW __attribute_pure__ __nonnull ((1, 2)); + +/* Search N bytes of S for C. */ +#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" +{ +extern void *memchr (void *__s, int __c, size_t __n) + __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1)); +extern const void *memchr (const void *__s, int __c, size_t __n) + __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1)); + +# ifdef __OPTIMIZE__ +__extern_always_inline void * +memchr (void *__s, int __c, size_t __n) __THROW +{ + return __builtin_memchr (__s, __c, __n); +} + +__extern_always_inline const void * +memchr (const void *__s, int __c, size_t __n) __THROW +{ + return __builtin_memchr (__s, __c, __n); +} +# endif +} +#else +extern void *memchr (const void *__s, int __c, size_t __n) + __THROW __attribute_pure__ __nonnull ((1)); +#endif + +#ifdef __USE_GNU +/* Search in S for C. This is similar to `memchr' but there is no + length limit. */ +# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" void *rawmemchr (void *__s, int __c) + __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1)); +extern "C++" const void *rawmemchr (const void *__s, int __c) + __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1)); +# else +extern void *rawmemchr (const void *__s, int __c) + __THROW __attribute_pure__ __nonnull ((1)); +# endif + +/* Search N bytes of S for the final occurrence of C. */ +# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" void *memrchr (void *__s, int __c, size_t __n) + __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1)) + __attr_access ((__read_only__, 1, 3)); +extern "C++" const void *memrchr (const void *__s, int __c, size_t __n) + __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1)) + __attr_access ((__read_only__, 1, 3)); +# else +extern void *memrchr (const void *__s, int __c, size_t __n) + __THROW __attribute_pure__ __nonnull ((1)) + __attr_access ((__read_only__, 1, 3)); +# endif +#endif + + +/* Copy SRC to DEST. */ +extern char *strcpy (char *__restrict __dest, const char *__restrict __src) + __THROW __nonnull ((1, 2)); +/* Copy no more than N characters of SRC to DEST. */ +extern char *strncpy (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); + +/* Append SRC onto DEST. */ +extern char *strcat (char *__restrict __dest, const char *__restrict __src) + __THROW __nonnull ((1, 2)); +/* Append no more than N characters from SRC onto DEST. */ +extern char *strncat (char *__restrict __dest, const char *__restrict __src, + size_t __n) __THROW __nonnull ((1, 2)); + +/* Compare S1 and S2. */ +extern int strcmp (const char *__s1, const char *__s2) + __THROW __attribute_pure__ __nonnull ((1, 2)); +/* Compare N characters of S1 and S2. */ +extern int strncmp (const char *__s1, const char *__s2, size_t __n) + __THROW __attribute_pure__ __nonnull ((1, 2)); + +/* Compare the collated forms of S1 and S2. */ +extern int strcoll (const char *__s1, const char *__s2) + __THROW __attribute_pure__ __nonnull ((1, 2)); +/* Put a transformation of SRC into no more than N bytes of DEST. */ +extern size_t strxfrm (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((2)) __attr_access ((__write_only__, 1, 3)); + +#ifdef __USE_XOPEN2K8 +/* POSIX.1-2008 extended locale interface (see locale.h). */ +# include <bits/types/locale_t.h> + +/* Compare the collated forms of S1 and S2, using sorting rules from L. */ +extern int strcoll_l (const char *__s1, const char *__s2, locale_t __l) + __THROW __attribute_pure__ __nonnull ((1, 2, 3)); +/* Put a transformation of SRC into no more than N bytes of DEST, + using sorting rules from L. */ +extern size_t strxfrm_l (char *__dest, const char *__src, size_t __n, + locale_t __l) __THROW __nonnull ((2, 4)) + __attr_access ((__write_only__, 1, 3)); +#endif + +#if (defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 \ + || __GLIBC_USE (LIB_EXT2) || __GLIBC_USE (ISOC23)) +/* Duplicate S, returning an identical malloc'd string. */ +extern char *strdup (const char *__s) + __THROW __attribute_malloc__ __nonnull ((1)); +#endif + +/* Return a malloc'd copy of at most N bytes of STRING. The + resultant string is terminated even if no null terminator + appears before STRING[N]. */ +#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) || __GLIBC_USE (ISOC23) +extern char *strndup (const char *__string, size_t __n) + __THROW __attribute_malloc__ __nonnull ((1)); +#endif + +#if defined __USE_GNU && defined __GNUC__ +/* Duplicate S, returning an identical alloca'd string. */ +# define strdupa(s) \ + (__extension__ \ + ({ \ + const char *__old = (s); \ + size_t __len = strlen (__old) + 1; \ + char *__new = (char *) __builtin_alloca (__len); \ + (char *) memcpy (__new, __old, __len); \ + })) + +/* Return an alloca'd copy of at most N bytes of string. */ +# define strndupa(s, n) \ + (__extension__ \ + ({ \ + const char *__old = (s); \ + size_t __len = strnlen (__old, (n)); \ + char *__new = (char *) __builtin_alloca (__len + 1); \ + __new[__len] = '\0'; \ + (char *) memcpy (__new, __old, __len); \ + })) +#endif + +/* Find the first occurrence of C in S. */ +#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" +{ +extern char *strchr (char *__s, int __c) + __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1)); +extern const char *strchr (const char *__s, int __c) + __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1)); + +# ifdef __OPTIMIZE__ +__extern_always_inline char * +strchr (char *__s, int __c) __THROW +{ + return __builtin_strchr (__s, __c); +} + +__extern_always_inline const char * +strchr (const char *__s, int __c) __THROW +{ + return __builtin_strchr (__s, __c); +} +# endif +} +#else +extern char *strchr (const char *__s, int __c) + __THROW __attribute_pure__ __nonnull ((1)); +#endif +/* Find the last occurrence of C in S. */ +#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" +{ +extern char *strrchr (char *__s, int __c) + __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1)); +extern const char *strrchr (const char *__s, int __c) + __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1)); + +# ifdef __OPTIMIZE__ +__extern_always_inline char * +strrchr (char *__s, int __c) __THROW +{ + return __builtin_strrchr (__s, __c); +} + +__extern_always_inline const char * +strrchr (const char *__s, int __c) __THROW +{ + return __builtin_strrchr (__s, __c); +} +# endif +} +#else +extern char *strrchr (const char *__s, int __c) + __THROW __attribute_pure__ __nonnull ((1)); +#endif + +#ifdef __USE_MISC +/* This function is similar to `strchr'. But it returns a pointer to + the closing NUL byte in case C is not found in S. */ +# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" char *strchrnul (char *__s, int __c) + __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1)); +extern "C++" const char *strchrnul (const char *__s, int __c) + __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1)); +# else +extern char *strchrnul (const char *__s, int __c) + __THROW __attribute_pure__ __nonnull ((1)); +# endif +#endif + +/* Return the length of the initial segment of S which + consists entirely of characters not in REJECT. */ +extern size_t strcspn (const char *__s, const char *__reject) + __THROW __attribute_pure__ __nonnull ((1, 2)); +/* Return the length of the initial segment of S which + consists entirely of characters in ACCEPT. */ +extern size_t strspn (const char *__s, const char *__accept) + __THROW __attribute_pure__ __nonnull ((1, 2)); +/* Find the first occurrence in S of any character in ACCEPT. */ +#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" +{ +extern char *strpbrk (char *__s, const char *__accept) + __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2)); +extern const char *strpbrk (const char *__s, const char *__accept) + __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2)); + +# ifdef __OPTIMIZE__ +__extern_always_inline char * +strpbrk (char *__s, const char *__accept) __THROW +{ + return __builtin_strpbrk (__s, __accept); +} + +__extern_always_inline const char * +strpbrk (const char *__s, const char *__accept) __THROW +{ + return __builtin_strpbrk (__s, __accept); +} +# endif +} +#else +extern char *strpbrk (const char *__s, const char *__accept) + __THROW __attribute_pure__ __nonnull ((1, 2)); +#endif +/* Find the first occurrence of NEEDLE in HAYSTACK. */ +#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" +{ +extern char *strstr (char *__haystack, const char *__needle) + __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2)); +extern const char *strstr (const char *__haystack, const char *__needle) + __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2)); + +# ifdef __OPTIMIZE__ +__extern_always_inline char * +strstr (char *__haystack, const char *__needle) __THROW +{ + return __builtin_strstr (__haystack, __needle); +} + +__extern_always_inline const char * +strstr (const char *__haystack, const char *__needle) __THROW +{ + return __builtin_strstr (__haystack, __needle); +} +# endif +} +#else +extern char *strstr (const char *__haystack, const char *__needle) + __THROW __attribute_pure__ __nonnull ((1, 2)); +#endif + + +/* Divide S into tokens separated by characters in DELIM. */ +extern char *strtok (char *__restrict __s, const char *__restrict __delim) + __THROW __nonnull ((2)); + +/* Divide S into tokens separated by characters in DELIM. Information + passed between calls are stored in SAVE_PTR. */ +extern char *__strtok_r (char *__restrict __s, + const char *__restrict __delim, + char **__restrict __save_ptr) + __THROW __nonnull ((2, 3)); +#ifdef __USE_POSIX +extern char *strtok_r (char *__restrict __s, const char *__restrict __delim, + char **__restrict __save_ptr) + __THROW __nonnull ((2, 3)); +#endif + +#ifdef __USE_MISC +/* Similar to `strstr' but this function ignores the case of both strings. */ +# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" char *strcasestr (char *__haystack, const char *__needle) + __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2)); +extern "C++" const char *strcasestr (const char *__haystack, + const char *__needle) + __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2)); +# else +extern char *strcasestr (const char *__haystack, const char *__needle) + __THROW __attribute_pure__ __nonnull ((1, 2)); +# endif +#endif + +#ifdef __USE_MISC +/* Find the first occurrence of NEEDLE in HAYSTACK. + NEEDLE is NEEDLELEN bytes long; + HAYSTACK is HAYSTACKLEN bytes long. */ +extern void *memmem (const void *__haystack, size_t __haystacklen, + const void *__needle, size_t __needlelen) + __THROW __attribute_pure__ __nonnull ((1, 3)) + __attr_access ((__read_only__, 1, 2)) + __attr_access ((__read_only__, 3, 4)); + +/* Copy N bytes of SRC to DEST, return pointer to bytes after the + last written byte. */ +extern void *__mempcpy (void *__restrict __dest, + const void *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); +extern void *mempcpy (void *__restrict __dest, + const void *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); +#endif + + +/* Return the length of S. */ +extern size_t strlen (const char *__s) + __THROW __attribute_pure__ __nonnull ((1)); + +#ifdef __USE_XOPEN2K8 +/* Find the length of STRING, but scan at most MAXLEN characters. + If no '\0' terminator is found in that many characters, return MAXLEN. */ +extern size_t strnlen (const char *__string, size_t __maxlen) + __THROW __attribute_pure__ __nonnull ((1)); +#endif + + +/* Return a string describing the meaning of the `errno' code in ERRNUM. */ +extern char *strerror (int __errnum) __THROW; +#ifdef __USE_XOPEN2K +/* Reentrant version of `strerror'. + There are 2 flavors of `strerror_r', GNU which returns the string + and may or may not use the supplied temporary buffer and POSIX one + which fills the string into the buffer. + To use the POSIX version, -D_XOPEN_SOURCE=600 or -D_POSIX_C_SOURCE=200112L + without -D_GNU_SOURCE is needed, otherwise the GNU version is + preferred. */ +# if defined __USE_XOPEN2K && !defined __USE_GNU +/* Fill BUF with a string describing the meaning of the `errno' code in + ERRNUM. */ +# ifdef __REDIRECT_NTH +extern int __REDIRECT_NTH (strerror_r, + (int __errnum, char *__buf, size_t __buflen), + __xpg_strerror_r) __nonnull ((2)) + __attr_access ((__write_only__, 2, 3)); +# else +extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen) + __THROW __nonnull ((2)) __attr_access ((__write_only__, 2, 3)); +# define strerror_r __xpg_strerror_r +# endif +# else +/* If a temporary buffer is required, at most BUFLEN bytes of BUF will be + used. */ +extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) + __THROW __nonnull ((2)) __wur __attr_access ((__write_only__, 2, 3)); +# endif + +# ifdef __USE_GNU +/* Return a string describing the meaning of tthe error in ERR. */ +extern const char *strerrordesc_np (int __err) __THROW; +/* Return a string with the error name in ERR. */ +extern const char *strerrorname_np (int __err) __THROW; +# endif +#endif + +#ifdef __USE_XOPEN2K8 +/* Translate error number to string according to the locale L. */ +extern char *strerror_l (int __errnum, locale_t __l) __THROW; +#endif + +#ifdef __USE_MISC +# include <strings.h> + +/* Set N bytes of S to 0. The compiler will not delete a call to this + function, even if S is dead after the call. */ +extern void explicit_bzero (void *__s, size_t __n) __THROW __nonnull ((1)) + __fortified_attr_access (__write_only__, 1, 2); + +/* Return the next DELIM-delimited token from *STRINGP, + terminating it with a '\0', and update *STRINGP to point past it. */ +extern char *strsep (char **__restrict __stringp, + const char *__restrict __delim) + __THROW __nonnull ((1, 2)); +#endif + +#ifdef __USE_XOPEN2K8 +/* Return a string describing the meaning of the signal number in SIG. */ +extern char *strsignal (int __sig) __THROW; + +# ifdef __USE_GNU +/* Return an abbreviation string for the signal number SIG. */ +extern const char *sigabbrev_np (int __sig) __THROW; +/* Return a string describing the meaning of the signal number in SIG, + the result is not translated. */ +extern const char *sigdescr_np (int __sig) __THROW; +# endif + +/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */ +extern char *__stpcpy (char *__restrict __dest, const char *__restrict __src) + __THROW __nonnull ((1, 2)); +extern char *stpcpy (char *__restrict __dest, const char *__restrict __src) + __THROW __nonnull ((1, 2)); + +/* Copy no more than N characters of SRC to DEST, returning the address of + the last character written into DEST. */ +extern char *__stpncpy (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); +extern char *stpncpy (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)); +#endif + +#ifdef __USE_MISC +/* Copy at most N - 1 characters from SRC to DEST. */ +extern size_t strlcpy (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)) __attr_access ((__write_only__, 1, 3)); + +/* Append SRC to DEST, possibly with truncation to keep the total size + below N. */ +extern size_t strlcat (char *__restrict __dest, + const char *__restrict __src, size_t __n) + __THROW __nonnull ((1, 2)) __attr_access ((__read_write__, 1, 3)); +#endif + +#ifdef __USE_GNU +/* Compare S1 and S2 as strings holding name & indices/version numbers. */ +extern int strverscmp (const char *__s1, const char *__s2) + __THROW __attribute_pure__ __nonnull ((1, 2)); + +/* Sautee STRING briskly. */ +extern char *strfry (char *__string) __THROW __nonnull ((1)); + +/* Frobnicate N bytes of S. */ +extern void *memfrob (void *__s, size_t __n) __THROW __nonnull ((1)) + __attr_access ((__read_write__, 1, 2)); + +# ifndef basename +/* Return the file name within directory of FILENAME. We don't + declare the function if the `basename' macro is available (defined + in <libgen.h>) which makes the XPG version of this function + available. */ +# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO +extern "C++" char *basename (char *__filename) + __THROW __asm ("basename") __nonnull ((1)); +extern "C++" const char *basename (const char *__filename) + __THROW __asm ("basename") __nonnull ((1)); +# else +extern char *basename (const char *__filename) __THROW __nonnull ((1)); +# endif +# endif +#endif + +#if __GNUC_PREREQ (3,4) +# if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Functions with security checks. */ +# include <bits/string_fortified.h> +# endif +#endif + +__END_DECLS + +#endif /* string.h */ |