xref: /dflybsd-src/usr.sbin/installer/libaura/mem.c (revision 86d7f5d305c6adaa56ff4582ece9859d73106103)
1*86d7f5d3SJohn Marino /*
2*86d7f5d3SJohn Marino  * Copyright (c) 2004 The DragonFly Project.  All rights reserved.
3*86d7f5d3SJohn Marino  *
4*86d7f5d3SJohn Marino  * This code is derived from software contributed to The DragonFly Project
5*86d7f5d3SJohn Marino  * by Chris Pressey <cpressey@catseye.mine.nu>.
6*86d7f5d3SJohn Marino  *
7*86d7f5d3SJohn Marino  * Redistribution and use in source and binary forms, with or without
8*86d7f5d3SJohn Marino  * modification, are permitted provided that the following conditions
9*86d7f5d3SJohn Marino  * are met:
10*86d7f5d3SJohn Marino  *
11*86d7f5d3SJohn Marino  * 1. Redistributions of source code must retain the above copyright
12*86d7f5d3SJohn Marino  *    notice, this list of conditions and the following disclaimer.
13*86d7f5d3SJohn Marino  * 2. Redistributions in binary form must reproduce the above copyright
14*86d7f5d3SJohn Marino  *    notice, this list of conditions and the following disclaimer in
15*86d7f5d3SJohn Marino  *    the documentation and/or other materials provided with the
16*86d7f5d3SJohn Marino  *    distribution.
17*86d7f5d3SJohn Marino  * 3. Neither the name of The DragonFly Project nor the names of its
18*86d7f5d3SJohn Marino  *    contributors may be used to endorse or promote products derived
19*86d7f5d3SJohn Marino  *    from this software without specific, prior written permission.
20*86d7f5d3SJohn Marino  *
21*86d7f5d3SJohn Marino  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22*86d7f5d3SJohn Marino  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23*86d7f5d3SJohn Marino  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24*86d7f5d3SJohn Marino  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
25*86d7f5d3SJohn Marino  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26*86d7f5d3SJohn Marino  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27*86d7f5d3SJohn Marino  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28*86d7f5d3SJohn Marino  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29*86d7f5d3SJohn Marino  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30*86d7f5d3SJohn Marino  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31*86d7f5d3SJohn Marino  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32*86d7f5d3SJohn Marino  * SUCH DAMAGE.
33*86d7f5d3SJohn Marino  */
34*86d7f5d3SJohn Marino 
35*86d7f5d3SJohn Marino /*
36*86d7f5d3SJohn Marino  * mem.c
37*86d7f5d3SJohn Marino  * $Id: mem.c,v 1.2 2005/02/06 06:57:30 cpressey Exp $
38*86d7f5d3SJohn Marino  * Aura memory management functions.
39*86d7f5d3SJohn Marino  */
40*86d7f5d3SJohn Marino 
41*86d7f5d3SJohn Marino #include <err.h>
42*86d7f5d3SJohn Marino #include <stdlib.h>
43*86d7f5d3SJohn Marino #include <string.h>
44*86d7f5d3SJohn Marino #include <sysexits.h>
45*86d7f5d3SJohn Marino 
46*86d7f5d3SJohn Marino #ifdef TRACK_ALLOCATION
47*86d7f5d3SJohn Marino #include <stdio.h>
48*86d7f5d3SJohn Marino #endif
49*86d7f5d3SJohn Marino 
50*86d7f5d3SJohn Marino #include "mem.h"
51*86d7f5d3SJohn Marino 
52*86d7f5d3SJohn Marino void *
aura_malloc(size_t size,const char * what)53*86d7f5d3SJohn Marino aura_malloc(size_t size, const char *what)
54*86d7f5d3SJohn Marino {
55*86d7f5d3SJohn Marino 	void *ptr;
56*86d7f5d3SJohn Marino 
57*86d7f5d3SJohn Marino 	if ((ptr = malloc(size)) == NULL) {
58*86d7f5d3SJohn Marino 		errx(EX_UNAVAILABLE, "malloc(%s) failed", what);
59*86d7f5d3SJohn Marino 	}
60*86d7f5d3SJohn Marino #ifdef TRACK_ALLOCATION
61*86d7f5d3SJohn Marino 	fprintf(stderr, "***** malloc(%s) = %08lx\n", what, ptr);
62*86d7f5d3SJohn Marino #endif
63*86d7f5d3SJohn Marino 	bzero(ptr, size);
64*86d7f5d3SJohn Marino 
65*86d7f5d3SJohn Marino 	return(ptr);
66*86d7f5d3SJohn Marino }
67*86d7f5d3SJohn Marino 
68*86d7f5d3SJohn Marino char *
aura_strdup(const char * string)69*86d7f5d3SJohn Marino aura_strdup(const char *string)
70*86d7f5d3SJohn Marino {
71*86d7f5d3SJohn Marino 	char *ptr;
72*86d7f5d3SJohn Marino 
73*86d7f5d3SJohn Marino 	if ((ptr = strdup(string)) == NULL) {
74*86d7f5d3SJohn Marino 		errx(EX_UNAVAILABLE, "strdup(\"%s\") failed", string);
75*86d7f5d3SJohn Marino 	}
76*86d7f5d3SJohn Marino #ifdef TRACK_ALLOCATION
77*86d7f5d3SJohn Marino 	fprintf(stderr, "***** strdup(\"%s\") = %08lx\n", string, ptr);
78*86d7f5d3SJohn Marino #endif
79*86d7f5d3SJohn Marino 
80*86d7f5d3SJohn Marino 	return(ptr);
81*86d7f5d3SJohn Marino }
82*86d7f5d3SJohn Marino 
83*86d7f5d3SJohn Marino void
84*86d7f5d3SJohn Marino #ifdef TRACK_ALLOCATION
aura_free(void * ptr,const char * what)85*86d7f5d3SJohn Marino aura_free(void *ptr, const char *what)
86*86d7f5d3SJohn Marino #else
87*86d7f5d3SJohn Marino aura_free(void *ptr, const char *what __unused)
88*86d7f5d3SJohn Marino #endif
89*86d7f5d3SJohn Marino {
90*86d7f5d3SJohn Marino #ifdef TRACK_ALLOCATION
91*86d7f5d3SJohn Marino 	fprintf(stderr, "***** free(%s) = %08lx\n", what, ptr);
92*86d7f5d3SJohn Marino #endif
93*86d7f5d3SJohn Marino 	free(ptr);
94*86d7f5d3SJohn Marino }
95