Fix concurrent changes on nscd aware files (BZ #23178)
[glibc.git] / wcsmbs / wcschr.c
blob2136050f7a9d234a150d9f53a3175e3f1454e800
1 /* Copyright (C) 1995-2018 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 #include <wchar.h>
20 #ifndef WCSCHR
21 # define WCSCHR __wcschr
22 #endif
24 /* Find the first occurrence of WC in WCS. */
25 wchar_t *
26 WCSCHR (const wchar_t *wcs, const wchar_t wc)
29 if (*wcs == wc)
30 return (wchar_t *) wcs;
31 while (*wcs++ != L'\0');
33 return NULL;
35 libc_hidden_def (__wcschr)
36 weak_alias (__wcschr, wcschr)
37 libc_hidden_weak (wcschr)