src/wchar/wcscat.c


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 <wchar.h>


/**
 * Concatenate a string to the end of another string.
 * The resulting strings must not overlap with the appended string.
 * 
 * The use of this function is often a bad idea.
 * 
 * @param   whither  The string to extend.
 * @param   whence   The string to append.
 * @return           `whither` is returned.
 */
wchar_t* wcscat(wchar_t* restrict whither, const wchar_t* restrict whence)
{
  wcscpy(whither + wcslen(whither), whence);
  return whither;
}