1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (C) 2009 Gabor Kovesdan <gabor@FreeBSD.org>
5 * Copyright (C) 2012 Oleg Moskalenko <mom040267@gmail.com>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include <sys/cdefs.h>
31 #include <err.h>
32 #include <stdlib.h>
33 #include <string.h>
34
35 #include "mem.h"
36
37 void*
sort_calloc(size_t nb,size_t size)38 sort_calloc(size_t nb, size_t size)
39 {
40 void *ptr;
41
42 if ((ptr = calloc(nb, size)) == NULL)
43 err(2, NULL);
44 return (ptr);
45 }
46
47 /*
48 * malloc() wrapper.
49 */
50 void *
sort_malloc(size_t size)51 sort_malloc(size_t size)
52 {
53 void *ptr;
54
55 if ((ptr = malloc(size)) == NULL)
56 err(2, NULL);
57 return (ptr);
58 }
59
60 /*
61 * free() wrapper.
62 */
63 void
sort_free(const void * ptr)64 sort_free(const void *ptr)
65 {
66
67 if (ptr)
68 free(__DECONST(void *, ptr));
69 }
70
71 /*
72 * realloc() wrapper.
73 */
74 void *
sort_realloc(void * ptr,size_t size)75 sort_realloc(void *ptr, size_t size)
76 {
77
78 if ((ptr = realloc(ptr, size)) == NULL)
79 err(2, NULL);
80 return (ptr);
81 }
82
83 char *
sort_strdup(const char * str)84 sort_strdup(const char *str)
85 {
86 char *dup;
87
88 if ((dup = strdup(str)) == NULL)
89 err(2, NULL);
90 return (dup);
91 }
92