Commit | Line | Data |
---|---|---|
7a6dbc2f | 1 | /* Copyright (C) 1991, 1996-1998, 2002-2004, 2006-2007, 2009-2018 Free Software |
6ec2e0f5 SDJ |
2 | Foundation, Inc. |
3 | ||
4 | This file is part of the GNU C Library. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3, or (at your option) | |
9 | any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License along | |
7a6dbc2f | 17 | with this program; if not, see <https://www.gnu.org/licenses/>. */ |
6ec2e0f5 SDJ |
18 | |
19 | #ifndef _LIBC | |
20 | # include <config.h> | |
21 | #endif | |
22 | ||
23 | /* Get specification. */ | |
24 | #include <string.h> | |
25 | ||
26 | #include <stdlib.h> | |
27 | ||
28 | #undef __strdup | |
29 | #ifdef _LIBC | |
30 | # undef strdup | |
31 | #endif | |
32 | ||
33 | #ifndef weak_alias | |
34 | # define __strdup strdup | |
35 | #endif | |
36 | ||
37 | /* Duplicate S, returning an identical malloc'd string. */ | |
38 | char * | |
39 | __strdup (const char *s) | |
40 | { | |
41 | size_t len = strlen (s) + 1; | |
42 | void *new = malloc (len); | |
43 | ||
44 | if (new == NULL) | |
45 | return NULL; | |
46 | ||
47 | return (char *) memcpy (new, s, len); | |
48 | } | |
49 | #ifdef libc_hidden_def | |
50 | libc_hidden_def (__strdup) | |
51 | #endif | |
52 | #ifdef weak_alias | |
53 | weak_alias (__strdup, strdup) | |
54 | #endif |