add directory gnu
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135
gnu/glibc/glibc-1.03/string/string.h
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135
gnu/glibc/glibc-1.03/string/string.h
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/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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/*
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* ANSI Standard: 4.11 STRING HANDLING <string.h>
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*/
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#ifndef _STRING_H
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#define _STRING_H 1
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#include <features.h>
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/* Get size_t and NULL from <stddef.h>. */
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#define __need_size_t
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#define __need_NULL
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#include <stddef.h>
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/* Copy N bytes of SRC to DEST. */
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extern PTR EXFUN(memcpy, (PTR __dest, CONST PTR __src, size_t __n));
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/* Copy N bytes of SRC to DEST, guaranteeing
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correct behavior for overlapping strings. */
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extern PTR EXFUN(memmove, (PTR __dest, CONST PTR __src, size_t __n));
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/* Copy no more than N bytes of SRC to DEST, stopping when C is found.
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Return the position in DEST one byte past where C was copied,
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or NULL if C was not found in the first N bytes of SRC. */
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extern PTR EXFUN(__memccpy, (PTR __dest, CONST PTR __src,
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int __c, size_t __n));
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#ifdef __USE_SVID
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extern PTR EXFUN(memccpy, (PTR __dest, CONST PTR __src,
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int __c, size_t __n));
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#ifdef __OPTIMIZE__
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#define memccpy(dest, src, c, n) __memccpy((dest), (src), (c), (n))
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#endif /* Optimizing. */
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#endif /* SVID. */
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/* Set N bytes of S to C. */
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extern PTR EXFUN(memset, (PTR __s, int __c, size_t __n));
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/* Compare N bytes of S1 and S2. */
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extern int EXFUN(memcmp, (CONST PTR __s1, CONST PTR __s2, size_t __n));
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/* Search N bytes of S for C. */
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extern PTR EXFUN(memchr, (CONST PTR __s, int __c, size_t __n));
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/* Copy SRC to DEST. */
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extern char *EXFUN(strcpy, (char *__dest, CONST char *__src));
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/* Copy no more than N characters of SRC to DEST. */
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extern char *EXFUN(strncpy, (char *__dest, CONST char *__src, size_t __n));
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/* Append SRC onto DEST. */
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extern char *EXFUN(strcat, (char *__src, CONST char *__dest));
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/* Append no more than N characters from SRC onto DEST. */
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extern char *EXFUN(strncat, (char *__dest, CONST char *__src, size_t __n));
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/* Compare S1 and S2. */
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extern int EXFUN(strcmp, (CONST char *__s1, CONST char *__s2));
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/* Compare N characters of S1 and S2. */
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extern int EXFUN(strncmp, (CONST char *__s1, CONST char *__s2, size_t __n));
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/* Compare the collated forms of S1 and S2. */
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extern int EXFUN(strcoll, (CONST char *__s1, CONST char *__s2));
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/* Put a transformation of SRC into no more than N bytes of DEST. */
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extern size_t EXFUN(strxfrm, (char *__dest, CONST char *__src, size_t __n));
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#ifdef __USE_SVID
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/* Duplicate S, returning an identical malloc'd string. */
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extern char *EXFUN(strdup, (CONST char *__s));
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#endif
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/* Find the first occurrence of C in S. */
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extern char *EXFUN(strchr, (CONST char *__s, int __c));
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/* Find the last occurrence of C in S. */
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extern char *EXFUN(strrchr, (CONST char *__s, int __c));
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/* Return the length of the initial segment of S which
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consists entirely of characters not in REJECT. */
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extern size_t EXFUN(strcspn, (CONST char *__s, CONST char *__reject));
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/* Return the length of the initial segment of S which
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consists entirely of characters in ACCEPT. */
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extern size_t EXFUN(strspn, (CONST char *__s, CONST char *__accept));
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/* Find the first occurence in S of any character in ACCEPT. */
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extern char *EXFUN(strpbrk, (CONST char *__s, CONST char *__accept));
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/* Find the first occurence of NEEDLE in HAYSTACK. */
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extern char *EXFUN(strstr, (CONST char *__haystack, CONST char *__needle));
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/* Divide S into tokens separated by characters in DELIM. */
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extern char *EXFUN(strtok, (char *__s, CONST char *__delim));
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#ifdef __USE_GNU
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/* Find the first occurence of NEEDLE in HAYSTACK.
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NEEDLE is NEEDLE_LEN bytes long;
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HAYSTACK is HAYSTACK_LEN bytes long. */
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extern PTR EXFUN(memmem, (PTR __needle, size_t __needle_len,
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PTR __haystack, size_t __haystack_len));
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#endif
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/* Return the length of S. */
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extern size_t EXFUN(strlen, (CONST char *__s));
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/* Return a string describing the meaning of the errno code in ERRNUM. */
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extern char *EXFUN(strerror, (int __errnum));
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#ifdef __USE_BSD
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/* Compare S1 and S2, ignoring case. */
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extern int EXFUN(strcasecmp, (CONST char *__s1, CONST char *__s2));
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#endif
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#ifdef __USE_GNU
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/* Return a string describing the meaning of the signal number in SIG. */
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extern char *EXFUN(strsignal, (int __sig));
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/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */
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extern char *EXFUN(stpcpy, (char *__dest, CONST char *__src));
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#endif
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#endif /* string.h */
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