src/mem.h

   1 /*
   2 ** mem.c
   3 ** memory manager for lua
   4 ** $Id: mem.h,v 1.8 1996/05/24 14:31:10 roberto Exp $
   5 */
   6
   7 #ifndef mem_h
   8 #define mem_h
   9
  10 #ifndef NULL
  11 #define NULL 0
  12 #endif
  13
  14
  15 /* memory error messages */
  16 #define codeEM   "code size overflow"
  17 #define symbolEM   "symbol table overflow"
  18 #define constantEM   "constant table overflow"
  19 #define stackEM   "stack size overflow"
  20 #define lexEM   "lex buffer overflow"
  21 #define refEM   "reference table overflow"
  22 #define tableEM  "table overflow"
  23 #define memEM "not enough memory"
  24
  25
  26 void luaI_free (void *block);
  27 void *luaI_realloc (void *oldblock, unsigned long size);
  28 void *luaI_buffer (unsigned long size);
  29 int luaI_growvector (void **block, unsigned long nelems, int size,
  30                        char *errormsg, unsigned long limit);
  31
  32 #define luaI_malloc(s)  luaI_realloc(NULL, (s))
  33 #define new(s)          ((s *)luaI_malloc(sizeof(s)))
  34 #define newvector(n,s)  ((s *)luaI_malloc((n)*sizeof(s)))
  35 #define growvector(old,n,s,e,l) \
  36           (luaI_growvector((void**)old,n,sizeof(s),e,l))
  37
  38 #endif
  39