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[glibc.git] / sysdeps / generic / strpbrk.c
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1 /* Copyright (C) 1991, 1994, 1996, 1997 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If not,
16 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
19 #ifdef HAVE_CONFIG_H
20 # include <config.h>
21 #endif
23 #if defined _LIBC || defined HAVE_CONFIG_H
24 # include <string.h>
25 #endif
27 #undef strpbrk
29 /* Find the first occurrence in S of any character in ACCEPT. */
30 char *
31 strpbrk (s, accept)
32 const char *s;
33 const char *accept;
35 while (*s != '\0')
37 const char *a = accept;
38 while (*a != '\0')
39 if (*a++ == *s)
40 return (char *) s;
41 ++s;
44 return NULL;