source: git/kernel/mmstd.c @ 06662e

spielwiese
Last change on this file since 06662e was 341696, checked in by Hans Schönemann <hannes@…>, 14 years ago
Adding Id property to all files git-svn-id: file:///usr/local/Singular/svn/trunk@12231 2c84dea3-7e68-4137-9b89-c4e89433aadc
  • Property mode set to 100644
File size: 1.4 KB
Line 
1/****************************************
2*  Computer Algebra System SINGULAR     *
3****************************************/
4/* $Id$ */
5/*
6* ABSTRACT: standard version of C-memory management alloc func
7* i.e. (malloc/realloc/free)
8*/
9
10#include "mod2.h"
11
12#define OM_NO_MALLOC_MACROS
13#include "omalloc.h"
14#include "../Singular/static.h"
15
16// we provide these functions, so that the settings of OM_CHECK
17// and OM_TRACK are used, but only provide them if omalloc is not based
18// on them
19// already provided in libomalloc
20#if !defined(OMALLOC_USES_MALLOC) && !defined(X_OMALLOC)
21    /* in mmstd.c, for some architectures freeSize() unconditionally uses the *system* free() */
22    /* sage ticket 5344: http://trac.sagemath.org/sage_trac/ticket/5344 */
23    /* solution: correctly check OMALLOC_USES_MALLOC from omalloc.h, */
24    /* do not rely on the default in Singular as libsingular may be different */
25
26// define this so that all addr allocated there are marked
27// as static, i.e. not metioned by omPrintUsedAddr
28#define OM_MALLOC_MARK_AS_STATIC
29#define strdup_ strdup__
30#include <omalloc.c>
31#else
32#include <stdlib.h>
33void freeSize(void* addr, size_t size)
34{
35  if (addr) free(addr);
36}
37
38void* reallocSize(void* old_addr, size_t old_size, size_t new_size)
39{
40  if (old_addr && new_size)
41  {
42   return realloc(old_addr, new_size);
43  }
44  else 
45  {
46    freeSize(old_addr, old_size);
47    return malloc(new_size);
48  }
49}
50
51#endif
52
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