glibc/wcsmbs/wcsrchr.c

/* Copyright (C) 1995, 1996, 1999 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <wchar.h>


/* Find the last occurrence of WC in WCS.  */
wchar_t *
wcsrchr (wcs, wc)
     register const wchar_t *wcs;
     register const wchar_t wc;
{
  const wchar_t *retval = NULL;

  do
    if (*wcs == wc)
      retval = wcs;
  while (*wcs++ != L'\0');

  return (wchar_t *) retval;
}