wcsmbs/wcspbrk.c

   1 /* Copyright (C) 1995-2015 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <wchar.h>
  20
  21 #ifdef WCSPBRK
  22 # define wcspbrk WCSPBRK
  23 #endif
  24
  25 /* Find the first occurrence in WCS of any wide-character in ACCEPT.  */
  26 wchar_t *
  27 wcspbrk (const wchar_t *wcs, const wchar_t *accept)
  28 {
  29   while (*wcs != L'\0')
  30     if (wcschr (accept, *wcs) == NULL)
  31       ++wcs;
  32     else
  33       return (wchar_t *) wcs;
  34
  35   return NULL;
  36 }
  37 libc_hidden_def (wcspbrk)