1 /* c-strstr.c -- substring search in C locale
2 Copyright (C) 2005-2020 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2005, 2007.
4
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17
18 #include <config.h>
19
20 /* Specification. */
21 #include "c-strstr.h"
22
23 #include <string.h>
24
25 /* Find the first occurrence of NEEDLE in HAYSTACK. */
26 char *
c_strstr(const char * haystack,const char * needle)27 c_strstr (const char *haystack, const char *needle)
28 {
29 /* POSIX says that strstr() interprets the strings as byte sequences, not
30 as character sequences in the current locale. */
31 return strstr (haystack, needle);
32 }
33