1 /* xstrdup.c -- copy a string with out of memory checking
2    Copyright (C) 1990-2021 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
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
7    by the Free Software Foundation; version 2 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 #ifdef HAVE_CONFIG_H
19 # include <config.h>
20 #endif
21 
22 #if defined STDC_HEADERS || defined HAVE_STRING_H || _LIBC
23 # include <string.h>
24 #else
25 # include <strings.h>
26 #endif
27 void *xmalloc (size_t n) __THROW;
28 char *xstrdup (char *string) __THROW;
29 
30 /* Return a newly allocated copy of STRING.  */
31 
32 char *
xstrdup(char * string)33 xstrdup (char *string)
34 {
35   return strcpy (xmalloc (strlen (string) + 1), string);
36 }
37