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Commit | Line | Data |
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ef416fc2 | 1 | /* |
2 | * gmem.h | |
3 | * | |
4 | * Memory routines with out-of-memory checking. | |
5 | * | |
6 | * Copyright 1996-2003 Glyph & Cog, LLC | |
7 | */ | |
8 | ||
9 | #ifndef GMEM_H | |
10 | #define GMEM_H | |
11 | ||
12 | #include <stdio.h> | |
13 | ||
14 | #ifdef __cplusplus | |
15 | extern "C" { | |
16 | #endif | |
17 | ||
18 | /* | |
19 | * Same as malloc, but prints error message and exits if malloc() | |
20 | * returns NULL. | |
21 | */ | |
22 | extern void *gmalloc(int size); | |
23 | ||
24 | /* | |
25 | * Same as realloc, but prints error message and exits if realloc() | |
26 | * returns NULL. If <p> is NULL, calls malloc instead of realloc(). | |
27 | */ | |
28 | extern void *grealloc(void *p, int size); | |
29 | ||
30 | /* | |
31 | * These are similar to gmalloc and grealloc, but take an object count | |
32 | * and size. The result is similar to allocating nObjs * objSize | |
33 | * bytes, but there is an additional error check that the total size | |
34 | * doesn't overflow an int. | |
35 | */ | |
36 | extern void *gmallocn(int nObjs, int objSize); | |
37 | extern void *greallocn(void *p, int nObjs, int objSize); | |
38 | ||
39 | /* | |
40 | * Same as free, but checks for and ignores NULL pointers. | |
41 | */ | |
42 | extern void gfree(void *p); | |
43 | ||
44 | #ifdef DEBUG_MEM | |
45 | /* | |
46 | * Report on unfreed memory. | |
47 | */ | |
48 | extern void gMemReport(FILE *f); | |
49 | #else | |
50 | #define gMemReport(f) | |
51 | #endif | |
52 | ||
53 | /* | |
54 | * Allocate memory and copy a string into it. | |
55 | */ | |
56 | extern char *copyString(char *s); | |
57 | ||
58 | #ifdef __cplusplus | |
59 | } | |
60 | #endif | |
61 | ||
62 | #endif |