Add some mem alloc and free debug to chase Issue #217

Such debug is OFF by default, and only added by defining DEBUG_MEMORY. And
is only available for the Debug configuration compiled with MSVC, but this
could be easily extended...
This commit is contained in:
Geoff McLane 2015-06-03 20:22:20 +02:00
parent fc696636e2
commit 0fb7ccdfc6
1 changed files with 17 additions and 0 deletions

View File

@ -5,8 +5,13 @@
*/
/* #define DEBUG_MEMORY very NOISY extra DEBUG of memory allocation, reallocation and free */
#include "tidy.h"
#include "forward.h"
#ifdef DEBUG_MEMORY
#include "sprtf.h"
#endif
static TidyMalloc g_malloc = NULL;
static TidyRealloc g_realloc = NULL;
@ -54,6 +59,12 @@ static void* TIDY_CALL defaultAlloc( TidyAllocator* allocator, size_t size )
void *p = ( g_malloc ? g_malloc(size) : malloc(size) );
if ( !p )
defaultPanic( allocator,"Out of memory!");
#if !defined(NDEBUG) && defined(_MSC_VER) && defined(DEBUG_MEMORY)
SPRTF("alloc MEM %p, size %d\n", p, (int)size );
if (size == 0) {
SPRTF("NOTE: An allocation of ZERO bytes!!!!!!\n");
}
#endif
return p;
}
@ -66,6 +77,9 @@ static void* TIDY_CALL defaultRealloc( TidyAllocator* allocator, void* mem, size
p = ( g_realloc ? g_realloc(mem, newsize) : realloc(mem, newsize) );
if (!p)
defaultPanic( allocator, "Out of memory!");
#if !defined(NDEBUG) && defined(_MSC_VER) && defined(DEBUG_MEMORY)
SPRTF("realloc MEM %p, size %d\n", p, (int)newsize );
#endif
return p;
}
@ -73,6 +87,9 @@ static void TIDY_CALL defaultFree( TidyAllocator* ARG_UNUSED(allocator), void* m
{
if ( mem )
{
#if !defined(NDEBUG) && defined(_MSC_VER) && defined(DEBUG_MEMORY)
SPRTF("free MEM %p\n", mem );
#endif
if ( g_free )
g_free( mem );
else