1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 * $Id: strdup.c,v 1.6 2008-09-06 05:29:06 yangtse Exp $
22 ***************************************************************************/
23
24 #include "setup.h"
25 #include "strdup.h"
26
27 #ifndef HAVE_STRDUP
curlx_strdup(const char * str)28 char *curlx_strdup(const char *str)
29 {
30 size_t len;
31 char *newstr;
32
33 if(!str)
34 return (char *)NULL;
35
36 len = strlen(str);
37
38 if(len >= ((size_t)-1) / sizeof(char))
39 return (char *)NULL;
40
41 newstr = malloc((len+1)*sizeof(char));
42 if(!newstr)
43 return (char *)NULL;
44
45 memcpy(newstr,str,(len+1)*sizeof(char));
46
47 return newstr;
48
49 }
50 #endif
51