1 /* Duplicate a bounded initial segment of a string, with out-of-memory
2 checking.
3 Copyright (C) 2003 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 2, or (at your option)
8 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, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19 #ifdef HAVE_CONFIG_H
20 # include <config.h>
21 #endif
22
23 /* Specification. */
24 #include "xstrndup.h"
25
26 #include "strndup.h"
27 #include "xalloc.h"
28
29 /* Return a newly allocated copy of at most N bytes of STRING.
30 In other words, return a copy of the initial segment of length N of
31 STRING. */
32 char *
xstrndup(const char * string,size_t n)33 xstrndup (const char *string, size_t n)
34 {
35 char *s = strndup (string, n);
36 if (! s)
37 xalloc_die ();
38 return s;
39 }
40