glibc/string/strpbrk.c

/* Copyright (C) 1991-2013 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
   <http://www.gnu.org/licenses/>.  */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#if defined _LIBC || defined HAVE_CONFIG_H
# include <string.h>
#endif

#undef strpbrk

/* Find the first occurrence in S of any character in ACCEPT.  */
char *
strpbrk (s, accept)
     const char *s;
     const char *accept;
{
  while (*s != '\0')
    {
      const char *a = accept;
      while (*a != '\0')
	if (*a++ == *s)
	  return (char *) s;
      ++s;
    }

  return NULL;
}
libc_hidden_builtin_def (strpbrk)