source: git/Singular/mmstd.c @ f89565

spielwiese
Last change on this file since f89565 was f89565, checked in by Hans Schoenemann <hannes@…>, 11 years ago
fix warnings: C++ comments in C code
  • Property mode set to 100644
File size: 1.4 KB
Line 
1/****************************************
2*  Computer Algebra System SINGULAR     *
3****************************************/
4/*
5* ABSTRACT: standard version of C-memory management alloc func
6* i.e. (malloc/realloc/free)
7*/
8
9#include "config.h"
10#include <kernel/mod2.h>
11
12#include <omalloc/omalloc.h>
13
14/* we provide these functions, so that the settings of OM_CHECK
15* and OM_TRACK are used, but only provide them if omalloc is not based
16* on them
17* already provided in libomalloc */
18#if !defined(OMALLOC_USES_MALLOC) && !defined(X_OMALLOC)
19
20/* in mmstd.c, for some architectures freeSize() unconditionally uses the *system* free() */
21/* sage ticket 5344: http://trac.sagemath.org/sage_trac/ticket/5344 */
22/* solution: correctly check OMALLOC_USES_MALLOC from omalloc.h, */
23/* do not rely on the default in Singular as libsingular may be different */
24
25/* define this so that all addr allocated there are marked
26* as static, i.e. not metioned by omPrintUsedAddr*/
27#define OM_MALLOC_MARK_AS_STATIC
28#define strdup_ strdup__
29#include <omalloc/omalloc.c> /// UGLY!!!!!!!!!!!!!!!!
30
31#else
32#include <Singular/mmalloc.h>
33
34void freeSize(void* addr, size_t size)
35{
36  if (addr) free(addr);
37}
38
39void* reallocSize(void* old_addr, size_t old_size, size_t new_size)
40{
41  if (old_addr && new_size)
42  {
43   return realloc(old_addr, new_size);
44  }
45  else 
46  {
47    freeSize(old_addr, old_size);
48    return malloc(new_size);
49  }
50}
51
52#endif
53
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