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1/*
2** $Id: $
3** Interface to Memory Manager
4** See Copyright Notice in lua.h
5*/
6
7#ifndef lmem_h
8#define lmem_h
9
10
11#ifndef NULL
12#define NULL 0
13#endif
14
15
16/* memory error messages */
17#define codeEM "code size overflow"
18#define symbolEM "symbol table overflow"
19#define constantEM "constant table overflow"
20#define stackEM "stack size overflow"
21#define lexEM "lex buffer overflow"
22#define refEM "reference table overflow"
23#define tableEM "table overflow"
24#define memEM "not enough memory"
25
26void *luaM_buffer (unsigned long size);
27void luaM_clearbuffer (void);
28void *luaM_realloc (void *oldblock, unsigned long size);
29int luaM_growaux (void **block, unsigned long nelems, int size,
30 char *errormsg, unsigned long limit);
31
32#define luaM_free(b) luaM_realloc((b), 0)
33#define luaM_malloc(t) luaM_realloc(NULL, (t))
34#define luaM_new(t) ((t *)luaM_malloc(sizeof(t)))
35#define luaM_newvector(n,t) ((t *)luaM_malloc((n)*sizeof(t)))
36#define luaM_growvector(old,n,t,e,l) \
37 (luaM_growaux((void**)old,n,sizeof(t),e,l))
38#define luaM_reallocvector(v,n,t) ((t *)luaM_realloc(v,(n)*sizeof(t)))
39
40
41void luaM_query (void); /* only ifdef DEBUG */
42
43
44#endif
45