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/* wcschr.c - Wide Character Search for POWER6+.
Copyright (C) 2012-2018 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>
#ifndef WCSCHR
# define WCSCHR __wcschr
# define DEFAULT_WCSCHR
#endif
/* Find the first occurrence of WC in WCS. */
wchar_t *
WCSCHR (const wchar_t *wcs, const wchar_t wc)
{
const wchar_t *wcs2 = wcs + 1;
if (*wcs == wc)
return (wchar_t *) wcs;
if (*wcs == L'\0')
return NULL;
do
{
wcs += 2;
if (*wcs2 == wc)
return (wchar_t *) wcs2;
if (*wcs2 == L'\0')
return NULL;
wcs2 += 2;
if (*wcs == wc)
return (wchar_t *) wcs;
if (*wcs == L'\0')
return NULL;
wcs += 2;
if (*wcs2 == wc)
return (wchar_t *) wcs2;
if (*wcs2 == L'\0')
return NULL;
wcs2 += 2;
if (*wcs == wc)
return (wchar_t *) wcs;
if (*wcs == L'\0')
return NULL;
wcs += 2;
if (*wcs2 == wc)
return (wchar_t *) wcs2;
if (*wcs2 == L'\0')
return NULL;
wcs2 += 2;
if (*wcs == wc)
return (wchar_t *) wcs;
if (*wcs == L'\0')
return NULL;
wcs += 2;
if (*wcs2 == wc)
return (wchar_t *) wcs2;
if (*wcs2 == L'\0')
return NULL;
wcs2 += 2;
if (*wcs == wc)
return (wchar_t *) wcs;
}
while (*wcs != L'\0');
return NULL;
}
#ifdef DEFAULT_WCSCHR
libc_hidden_def (__wcschr)
weak_alias (__wcschr, wcschr)
libc_hidden_weak (wcschr)
#else
libc_hidden_def (wcschr)
#endif
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