Commit | Line | Data |
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3cd4b0f8 MW |
1 | /* |
2 | * This file is part of Cmarsh | |
3 | * Copyright (C) 2004 Richard Kettlewell | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | #include "cparse.h" | |
22 | ||
23 | #if USE_GC | |
24 | # include <gc.h> | |
25 | #else | |
26 | static void *GC_malloc(size_t n) { | |
27 | void *ptr; | |
28 | ||
29 | if((ptr = malloc(n))) | |
30 | memset(ptr, 0, n); | |
31 | return ptr; | |
32 | } | |
33 | ||
34 | static void *GC_realloc(void *ptr, size_t n) { | |
35 | return realloc(ptr, n); | |
36 | } | |
37 | ||
38 | static void *GC_malloc_atomic(size_t n) { | |
39 | return malloc(n); | |
40 | } | |
41 | #endif | |
42 | ||
43 | void *xmalloc(size_t n) { | |
44 | void *ptr; | |
45 | ||
46 | if(!(ptr = GC_malloc(n)) && n) | |
47 | fatal(errno, "error allocating memory"); | |
48 | return ptr; | |
49 | } | |
50 | ||
51 | void *xrealloc(void *ptr, size_t n) { | |
52 | if(!(ptr = GC_realloc(ptr, n)) && n) | |
53 | fatal(errno, "error allocating memory"); | |
54 | return ptr; | |
55 | } | |
56 | ||
57 | void *xmalloc_noptr(size_t n) { | |
58 | void *ptr; | |
59 | ||
60 | if(!(ptr = GC_malloc_atomic(n)) && n) | |
61 | fatal(errno, "error allocating memory"); | |
62 | return ptr; | |
63 | } | |
64 | ||
65 | void *xrealloc_noptr(void *ptr, size_t n) { | |
66 | if(ptr == 0) | |
67 | return xmalloc_noptr(n); | |
68 | if(!(ptr = GC_realloc(ptr, n)) && n) | |
69 | fatal(errno, "error allocating memory"); | |
70 | return ptr; | |
71 | } | |
72 | ||
73 | char *xstrdup(const char *s) { | |
74 | char *t; | |
75 | ||
76 | if(!(t = GC_malloc_atomic(strlen(s) + 1))) | |
77 | fatal(errno, "error allocating memory"); | |
78 | return strcpy(t, s); | |
79 | } | |
80 | ||
81 | char *xstrndup(const char *s, size_t n) { | |
82 | char *t; | |
83 | ||
84 | if(!(t = GC_malloc_atomic(n + 1))) | |
85 | fatal(errno, "error allocating memory"); | |
86 | memcpy(t, s, n); | |
87 | t[n] = 0; | |
88 | return t; | |
89 | } | |
90 | ||
91 | /* | |
92 | Local Variables: | |
93 | c-basic-offset:2 | |
94 | comment-column:40 | |
95 | End: | |
96 | */ |