mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 10:50:07 +00:00
02ac66c50d
* posix/gnu/types.h: Moved to sysdeps/generic/gnu/types.h. * posix/glob.c (glob): Add parens in glob call flags arg for GLOB_BRACE case. * string/string.h (strdupa): New macro. * stdio-common/vfscanf.c (%[): Grok ] as first char in set, not terminator on empty set. From drepper.
197 lines
7.4 KiB
C
197 lines
7.4 KiB
C
/* Copyright (C) 1991, 92, 93, 95, 96 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
/*
|
|
* ANSI Standard: 4.11 STRING HANDLING <string.h>
|
|
*/
|
|
|
|
#ifndef _STRING_H
|
|
|
|
#define _STRING_H 1
|
|
#include <features.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Get size_t and NULL from <stddef.h>. */
|
|
#define __need_size_t
|
|
#define __need_NULL
|
|
#include <stddef.h>
|
|
|
|
|
|
/* Copy N bytes of SRC to DEST. */
|
|
extern __ptr_t memcpy __P ((__ptr_t __dest, __const __ptr_t __src,
|
|
size_t __n));
|
|
/* Copy N bytes of SRC to DEST, guaranteeing
|
|
correct behavior for overlapping strings. */
|
|
extern __ptr_t memmove __P ((__ptr_t __dest, __const __ptr_t __src,
|
|
size_t __n));
|
|
|
|
/* 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. */
|
|
extern __ptr_t __memccpy __P ((__ptr_t __dest, __const __ptr_t __src,
|
|
int __c, size_t __n));
|
|
#if defined (__USE_SVID) || defined (__USE_BSD)
|
|
extern __ptr_t memccpy __P ((__ptr_t __dest, __const __ptr_t __src,
|
|
int __c, size_t __n));
|
|
#ifdef __OPTIMIZE__
|
|
#define memccpy(dest, src, c, n) __memccpy((dest), (src), (c), (n))
|
|
#endif /* Optimizing. */
|
|
#endif /* SVID. */
|
|
|
|
|
|
/* Set N bytes of S to C. */
|
|
extern __ptr_t memset __P ((__ptr_t __s, int __c, size_t __n));
|
|
|
|
/* Compare N bytes of S1 and S2. */
|
|
extern int memcmp __P ((__const __ptr_t __s1, __const __ptr_t __s2,
|
|
size_t __n));
|
|
|
|
/* Search N bytes of S for C. */
|
|
extern __ptr_t memchr __P ((__const __ptr_t __s, int __c, size_t __n));
|
|
|
|
|
|
/* Copy SRC to DEST. */
|
|
extern char *strcpy __P ((char *__dest, __const char *__src));
|
|
/* Copy no more than N characters of SRC to DEST. */
|
|
extern char *strncpy __P ((char *__dest, __const char *__src, size_t __n));
|
|
|
|
/* Append SRC onto DEST. */
|
|
extern char *strcat __P ((char *__dest, __const char *__src));
|
|
/* Append no more than N characters from SRC onto DEST. */
|
|
extern char *strncat __P ((char *__dest, __const char *__src, size_t __n));
|
|
|
|
/* Compare S1 and S2. */
|
|
extern int strcmp __P ((__const char *__s1, __const char *__s2));
|
|
/* Compare N characters of S1 and S2. */
|
|
extern int strncmp __P ((__const char *__s1, __const char *__s2, size_t __n));
|
|
|
|
/* Compare the collated forms of S1 and S2. */
|
|
extern int strcoll __P ((__const char *__s1, __const char *__s2));
|
|
/* Put a transformation of SRC into no more than N bytes of DEST. */
|
|
extern size_t strxfrm __P ((char *__dest, __const char *__src, size_t __n));
|
|
|
|
#if defined (__USE_SVID) || defined (__USE_BSD)
|
|
/* Duplicate S, returning an identical malloc'd string. */
|
|
extern char *strdup __P ((__const char *__s));
|
|
#endif
|
|
|
|
#if defined (__USE_GNU) && defined (__GNUC__)
|
|
/* Duplicate S, returning an identical alloca'd string. */
|
|
#define strdupa(s) \
|
|
({ \
|
|
const char *__old = (s); \
|
|
size_t __len = strlen (__old) + 1; \
|
|
memcpy (__builtin_alloca (__len), __old, __len); \
|
|
})
|
|
#endif
|
|
|
|
/* Find the first occurrence of C in S. */
|
|
extern char *strchr __P ((__const char *__s, int __c));
|
|
/* Find the last occurrence of C in S. */
|
|
extern char *strrchr __P ((__const char *__s, int __c));
|
|
|
|
/* Return the length of the initial segment of S which
|
|
consists entirely of characters not in REJECT. */
|
|
extern size_t strcspn __P ((__const char *__s, __const char *__reject));
|
|
/* Return the length of the initial segment of S which
|
|
consists entirely of characters in ACCEPT. */
|
|
extern size_t strspn __P ((__const char *__s, __const char *__accept));
|
|
/* Find the first occurence in S of any character in ACCEPT. */
|
|
extern char *strpbrk __P ((__const char *__s, __const char *__accept));
|
|
/* Find the first occurence of NEEDLE in HAYSTACK. */
|
|
extern char *strstr __P ((__const char *__haystack, __const char *__needle));
|
|
/* Divide S into tokens separated by characters in DELIM. */
|
|
extern char *strtok __P ((char *__s, __const char *__delim));
|
|
|
|
#ifdef __USE_GNU
|
|
/* Find the first occurence of NEEDLE in HAYSTACK.
|
|
NEEDLE is NEEDLELEN bytes long;
|
|
HAYSTACK is HAYSTACKLEN bytes long. */
|
|
extern __ptr_t memmem __P ((__const __ptr_t __haystack, size_t __haystacklen,
|
|
__const __ptr_t __needle, size_t __needlelen));
|
|
#endif
|
|
|
|
/* Return the length of S. */
|
|
extern size_t strlen __P ((__const char *__s));
|
|
|
|
/* Return a string describing the meaning of the `errno' code in ERRNUM. */
|
|
extern char *strerror __P ((int __errnum));
|
|
#ifdef __USE_REENTRANT
|
|
/* Reentrant version of `strerror'. If a temporary buffer is required, at
|
|
most BUFLEN bytes of BUF will be used. */
|
|
extern char *strerror_r __P ((int __errnum, char *__buf, int __buflen));
|
|
#endif
|
|
|
|
#ifdef __USE_BSD
|
|
/* Find the first occurrence of C in S (same as strchr). */
|
|
extern char *index __P ((__const char *__s, int __c));
|
|
|
|
/* Find the last occurrence of C in S (same as strrchr). */
|
|
extern char *rindex __P ((__const char *__s, int __c));
|
|
|
|
/* Copy N bytes of SRC to DEST (like memmove, but args reversed). */
|
|
extern void bcopy __P ((__const __ptr_t __src, __ptr_t __dest, size_t __n));
|
|
|
|
/* Set N bytes of S to 0. */
|
|
extern void bzero __P ((__ptr_t __s, size_t __n));
|
|
|
|
/* Compare N bytes of S1 and S2 (same as memcmp). */
|
|
extern int bcmp __P ((__const __ptr_t __s1, __const __ptr_t __s2, size_t __n));
|
|
|
|
/* Return the position of the first bit set in I, or 0 if none are set.
|
|
The least-significant bit is position 1, the most-significant 32. */
|
|
extern int ffs __P ((int __i));
|
|
|
|
/* Compare S1 and S2, ignoring case. */
|
|
extern int __strcasecmp __P ((__const char *__s1, __const char *__s2));
|
|
extern int strcasecmp __P ((__const char *__s1, __const char *__s2));
|
|
|
|
/* Return the next DELIM-delimited token from *STRINGP,
|
|
terminating it with a '\0', and update *STRINGP to point past it. */
|
|
extern char *strsep __P ((char **__stringp, __const char *__delim));
|
|
#endif
|
|
|
|
#ifdef __USE_GNU
|
|
/* Compare no more than N chars of S1 and S2, ignoring case. */
|
|
extern int strncasecmp __P ((__const char *__s1, __const char *__s2,
|
|
size_t __n));
|
|
|
|
/* Return a string describing the meaning of the signal number in SIG. */
|
|
extern char *strsignal __P ((int __sig));
|
|
|
|
/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */
|
|
extern char *__stpcpy __P ((char *__dest, __const char *__src));
|
|
extern char *stpcpy __P ((char *__dest, __const char *__src));
|
|
|
|
/* Copy no more than N characters of SRC to DEST, returning the address of
|
|
the last character written into DEST. */
|
|
extern char *__stpncpy __P ((char *__dest, __const char *__src, size_t __n));
|
|
extern char *stpncpy __P ((char *__dest, __const char *__src, size_t __n));
|
|
|
|
/* Sautee STRING briskly. */
|
|
extern char *strfry __P ((char *__string));
|
|
|
|
/* Frobnicate N bytes of S. */
|
|
extern __ptr_t memfrob __P ((__ptr_t __s, size_t __n));
|
|
#endif
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* string.h */
|