| /* wcschr.c - Wide Character Search for POWER6+. |
| Copyright (C) 2012-2014 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 |
| #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; |
| } |
| libc_hidden_def (wcschr) |
