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comparison src/util.c @ 17:df0c4a46af8f

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Started adding expression handling infrastructure
author lost
date Thu, 01 Jan 2009 02:26:26 +0000
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children 610710a7859f
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16:4f14eae64d38 17:df0c4a46af8f
1 /*
2 util.c
3 Copyright © 2008 William Astle
4
5 This file is part of LWASM.
6
7 LWASM is free software: you can redistribute it and/or modify it under the
8 terms of the GNU General Public License as published by the Free Software
9 Foundation, either version 3 of the License, or (at your option) any later
10 version.
11
12 This program is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 more details.
16
17 You should have received a copy of the GNU General Public License along with
18 this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 /*
22 Utility functions
23 */
24
25 #define __util_c_seen__
26
27 #include <malloc.h>
28 #include <stdio.h>
29 #include <stdlib.h>
30 #include <string.h>
31
32 #include "util.h"
33
34 void *lwasm_alloc(int size)
35 {
36 void *ptr;
37
38 ptr = malloc(size);
39 if (!ptr)
40 {
41 // bail out; memory allocation error
42 fprintf(stderr, "Memory allocation error\n");
43 exit(1);
44 }
45 return ptr;
46 }
47
48 void lwasm_free(void *ptr)
49 {
50 if (ptr)
51 free(ptr);
52 }
53
54 char *lwasm_strdup(const char *s)
55 {
56 char *d;
57
58 d = strdup(s);
59 if (!d)
60 {
61 fprintf(stderr, "lwasm_strdup(): memory allocation error\n");
62 exit(1);
63 }
64
65 return d;
66 }