aboutsummaryrefslogtreecommitdiffstats
path: root/src/string/rawstrstr.c
blob: 9c3f186c4f73f0c08daadac56e7429be49a90c96 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/**
 * slibc — Yet another C library
 * Copyright © 2015  Mattias Andrée (maandree@member.fsf.org)
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include <string.h>



/**
 * Finds the first occurrence of a substring.
 * This search is case sensitive.
 * It must already be known that such a substring exists.
 * 
 * This is a slibc extension.
 * 
 * @param   haystack  The string to search.
 * @param   needle    The sought after substring.
 * @return            Pointer to the first occurrence of the substring.
 */
char* (rawstrstr)(const char* haystack, const char* needle)
{
  return (memmem)(haystack, SIZE_MAX, needle, strlen(needle));
}