Mercurial > code
comparison port/strndup.c @ 486:7ee8da32da98
Unify all in modules/
author | David Demelier <markand@malikania.fr> |
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date | Fri, 13 Nov 2015 09:26:46 +0100 |
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485:898d8b29a4f1 | 486:7ee8da32da98 |
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1 /* | |
2 * strndup.c -- duplicate a string | |
3 * | |
4 * Copyright (c) 2011, 2012, David Demelier <markand@malikania.fr> | |
5 * | |
6 * Permission to use, copy, modify, and/or distribute this software for any | |
7 * purpose with or without fee is hereby granted, provided that the above | |
8 * copyright notice and this permission notice appear in all copies. | |
9 * | |
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 */ | |
18 | |
19 #include <stdio.h> | |
20 #include <stdlib.h> | |
21 #include <string.h> | |
22 | |
23 char * | |
24 strndup(const char *src, size_t len) | |
25 { | |
26 size_t tocopy; | |
27 char *dst; | |
28 | |
29 for (tocopy = 0; tocopy < len && src[tocopy] != '\0'; ++tocopy) | |
30 continue; | |
31 | |
32 if ((dst = calloc(tocopy + 1, 1)) != NULL) | |
33 strncpy(dst, src, tocopy); | |
34 | |
35 return dst; | |
36 } |