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glibc  2.9
strpbrk.c
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00001 /* Copyright (C) 1991, 1994, 1996, 1997, 2003 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #ifdef HAVE_CONFIG_H
00020 # include <config.h>
00021 #endif
00022 
00023 #if defined _LIBC || defined HAVE_CONFIG_H
00024 # include <string.h>
00025 #endif
00026 
00027 #undef strpbrk
00028 
00029 /* Find the first occurrence in S of any character in ACCEPT.  */
00030 char *
00031 strpbrk (s, accept)
00032      const char *s;
00033      const char *accept;
00034 {
00035   while (*s != '\0')
00036     {
00037       const char *a = accept;
00038       while (*a != '\0')
00039        if (*a++ == *s)
00040          return (char *) s;
00041       ++s;
00042     }
00043 
00044   return NULL;
00045 }
00046 libc_hidden_builtin_def (strpbrk)