1 /*
2  * Copyright (c) 2017 Darren Tucker (dtucker at zip com au).
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include "config.h"
18 #undef malloc
19 #undef calloc
20 #undef realloc
21 
22 #include <sys/types.h>
23 #include <stdlib.h>
24 
25 #if defined(HAVE_MALLOC) && HAVE_MALLOC == 0
26 void *
rpl_malloc(size_t size)27 rpl_malloc(size_t size)
28 {
29 	if (size == 0)
30 		size = 1;
31 	return malloc(size);
32 }
33 #endif
34 
35 #if defined(HAVE_CALLOC) && HAVE_CALLOC == 0
36 void *
rpl_calloc(size_t nmemb,size_t size)37 rpl_calloc(size_t nmemb, size_t size)
38 {
39 	if (nmemb == 0)
40 		nmemb = 1;
41 	if (size == 0)
42 		size = 1;
43 	return calloc(nmemb, size);
44 }
45 #endif
46 
47 #if defined (HAVE_REALLOC) && HAVE_REALLOC == 0
48 void *
rpl_realloc(void * ptr,size_t size)49 rpl_realloc(void *ptr, size_t size)
50 {
51 	if (size == 0)
52 		size = 1;
53 	if (ptr == 0)
54 		return malloc(size);
55 	return realloc(ptr, size);
56 }
57 #endif
58