aboutsummaryrefslogtreecommitdiffstats
path: root/src/string/str/strset.c
blob: 34fa44f7aded3643319b99c722e376a66e0c3a17 (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
38
39
40
41
/**
 * slibc — Yet another C library
 * Copyright © 2015, 2016  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>



/**
 * Override a NUL byte-terminated memory segment
 * with a repeated character.
 * 
 * This is a slibc extension.
 * 
 * @param   str  The beginning of the memory segment.
 * @param   c    The character (8 bits wide.)
 * @return       `str` is returned.
 * 
 * @since  Always.
 */
char* strset(char* str, int c)
{
  char* s = str;
  while (*s)
    *s++ = (char)c;
  return str;
}