mem.h

   1 /*
   2  * mem.c: memory allocation wrappers with a few simple checks
   3  *
   4  * Copyright (c) 2002-2009 Dennis Stosberg <dennis@stosberg.net>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License,
   8  * version 2 as published by the Free Software Foundation
   9  */
  10
  11 #ifndef MEM_H
  12 #define MEM_H
  13
  14 #include <stdio.h>
  15 #include <stdlib.h>
  16 #include <string.h>
  17 #include <stdarg.h>
  18 #include <assert.h>
  19
  20 #ifdef MEMDEBUG
  21
  22 /**
  23  * A container to keep the information about allocated memory.
  24  */
  25 typedef struct {
  26         void       *addr;
  27         size_t     size;
  28         const char *file;
  29         int        line;
  30 } MEMINFO;
  31
  32 #define yfree(p) yfree_dbg(p, __FILE__, __LINE__)
  33 void yfree_dbg(void *p, const char *file, int line);
  34
  35 #define ymalloc(size) ymalloc_dbg(size, __FILE__, __LINE__)
  36 void *ymalloc_dbg(size_t size, const char *file, int line);
  37
  38 #define ycalloc(num, size) ymalloc_dbg(num, size, __FILE__, __LINE__)
  39 void *ycalloc_dbg(size_t number, size_t size, const char *file, int line);
  40
  41 #define yrealloc(p, size) yrealloc_dbg(p, size, __FILE__, __LINE__)
  42 void *yrealloc_dbg(void *p, size_t size, const char *file, int line);
  43
  44 #else
  45 #define yfree(p)           free(p)
  46 #define ymalloc(size)      malloc(size)
  47 #define ycalloc(num, size) calloc(num, size);
  48 #define yrealloc(p, size)  realloc(p, size);
  49 #endif
  50
  51 #endif /* MEM_H */