wcsmbs/wcschr.c

   1 /* Copyright (C) 1995, 1996, 1999 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <wchar.h>
  20
  21
  22 /* Find the first occurrence of WC in WCS.  */
  23 wchar_t *
  24 wcschr (wcs, wc)
  25      register const wchar_t *wcs;
  26      register const wchar_t wc;
  27 {
  28   do
  29     if (*wcs == wc)
  30       return (wchar_t *) wcs;
  31   while (*wcs++ != L'\0');
  32
  33   return NULL;
  34 }
  35 libc_hidden_def (wcschr)