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/* wcsrchr.c - Wide Character Reverse Search for powerpc32/power6.
Copyright (C) 2012 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; see the file COPYING.LIB. If
not, see <http://www.gnu.org/licenses/>. */
#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;
{
register const wchar_t *wcs2 = wcs + 1;
const wchar_t *retval = NULL;
if (*wcs == wc)
retval = wcs;
if (*wcs == L'\0') return (wchar_t *) retval;
do
{
wcs+=2;
if (*wcs2 == wc)
retval = wcs2;
if (*wcs2 == L'\0')
return (wchar_t *) retval;
wcs2+=2;
if (*wcs == wc)
retval = wcs;
if (*wcs == L'\0')
return (wchar_t *) retval;
wcs+=2;
if (*wcs2 == wc)
retval = wcs2;
if (*wcs2 == L'\0')
return (wchar_t *) retval;
wcs2+=2;
if (*wcs == wc)
retval = wcs;
if (*wcs == L'\0')
return (wchar_t *) retval;
wcs+=2;
if (*wcs2 == wc)
retval = wcs2;
if (*wcs2 == L'\0')
return (wchar_t *) retval;
wcs2+=2;
if (*wcs == wc)
retval = wcs;
if (*wcs == L'\0')
return (wchar_t *) retval;
wcs+=2;
if (*wcs2 == wc)
retval = wcs2;
if (*wcs2 == L'\0')
return (wchar_t *) retval;
wcs2+=2;
if (*wcs == wc)
retval = wcs;
}
while (*wcs != L'\0');
return (wchar_t *) retval;
}
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