1 /*
2 * Copyright (c) 2004 The DragonFly Project. All rights reserved.
3 *
4 * This code is derived from software contributed to The DragonFly Project
5 * by Chris Pressey <cpressey@catseye.mine.nu>.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
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
15 * the documentation and/or other materials provided with the
16 * distribution.
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 /*
36 * mem.c
37 * $Id: mem.c,v 1.2 2005/02/06 06:57:30 cpressey Exp $
38 * Aura memory management functions.
39 */
40
41 #include <err.h>
42 #include <stdlib.h>
43 #include <string.h>
44 #include <sysexits.h>
45
46 #ifdef TRACK_ALLOCATION
47 #include <stdio.h>
48 #endif
49
50 #include "mem.h"
51
52 void *
aura_malloc(size_t size,const char * what)53 aura_malloc(size_t size, const char *what)
54 {
55 void *ptr;
56
57 if ((ptr = malloc(size)) == NULL) {
58 errx(EX_UNAVAILABLE, "malloc(%s) failed", what);
59 }
60 #ifdef TRACK_ALLOCATION
61 fprintf(stderr, "***** malloc(%s) = %08lx\n", what, ptr);
62 #endif
63 bzero(ptr, size);
64
65 return(ptr);
66 }
67
68 char *
aura_strdup(const char * string)69 aura_strdup(const char *string)
70 {
71 char *ptr;
72
73 if ((ptr = strdup(string)) == NULL) {
74 errx(EX_UNAVAILABLE, "strdup(\"%s\") failed", string);
75 }
76 #ifdef TRACK_ALLOCATION
77 fprintf(stderr, "***** strdup(\"%s\") = %08lx\n", string, ptr);
78 #endif
79
80 return(ptr);
81 }
82
83 void
84 #ifdef TRACK_ALLOCATION
aura_free(void * ptr,const char * what)85 aura_free(void *ptr, const char *what)
86 #else
87 aura_free(void *ptr, const char *what __unused)
88 #endif
89 {
90 #ifdef TRACK_ALLOCATION
91 fprintf(stderr, "***** free(%s) = %08lx\n", what, ptr);
92 #endif
93 free(ptr);
94 }
95