lib/sh/strpbrk.c

   1 /* strpbrk.c - locate multiple characters in a string */
   2
   3 /* Copyright (C) 1991, 1994 Free Software Foundation, Inc.
   4
   5    NOTE: The canonical source of this file is maintained with the GNU C Library.
   6    Bugs can be reported to bug-glibc@prep.ai.mit.edu.
   7
   8    This file is part of GNU Bush, the Bourne Again SHell.
   9
  10    Bush is free software: you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation, either version 3 of the License, or
  13    (at your option) any later version.
  14
  15    Bush is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with Bush.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #ifdef HAVE_CONFIG_H
  25 # include <config.h>
  26 #endif
  27
  28 #if !defined (HAVE_STRPBRK)
  29
  30 #include <stdc.h>
  31
  32 /* Find the first occurrence in S of any character in ACCEPT.  */
  33 char *
  34 strpbrk (s, accept)
  35      register const char *s;
  36      register const char *accept;
  37 {
  38   while (*s != '\0')
  39     {
  40       const char *a = accept;
  41       while (*a != '\0')
  42         if (*a++ == *s)
  43           return (char *) s;
  44       ++s;
  45     }
  46
  47   return 0;
  48 }
  49 #endif