1 | /* Duplicate a bounded initial segment of a string, with out-of-memory |
2 | checking. |
3 | Copyright (C) 2003, 2006-2007, 2009-2019 Free Software Foundation, Inc. |
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 "xstrndup.h" |
22 | |
23 | #include <string.h> |
24 | #include "xalloc.h" |
25 | |
26 | /* Return a newly allocated copy of at most N bytes of STRING. |
27 | In other words, return a copy of the initial segment of length N of |
28 | STRING. */ |
29 | char * |
30 | xstrndup (const char *string, size_t n) |
31 | { |
32 | char *s = strndup (string, n); |
33 | if (! s) |
34 | xalloc_die (); |
35 | return s; |
36 | } |
37 | |