void * operator new( size_t cb )
{
void *res;
for (;;) {
// allocate memory block
res = malloc(cb);
// if successful allocation, return pointer to memory
if (res)
break;
// call installed new handler
if (!_callnewh(cb))
break;
// new handler was successful -- try to allocate again
}
RTCCALLBACK(_RTC_Allocate_hook, (res, cb, 0));
return res;
}
void operator delete(
void *pUserData
)
{
_CrtMemBlockHeader * pHead;
RTCCALLBACK(_RTC_Free_hook, (pUserData, 0));
if (pUserData == NULL)
return;
_mlock(_HEAP_LOCK); /* block other threads */
__TRY
/* get a pointer to memory block header */
pHead = pHdr(pUserData);
/* verify block type */
_ASSERTE(_BLOCK_TYPE_IS_VALID(pHead->nBlockUse));
_free_dbg( pUserData, pHead->nBlockUse );
__FINALLY
_munlock(_HEAP_LOCK); /* release other threads */
__END_TRY_FINALLY
return;
}
void * operator new[]( size_t cb )
{
void *res = operator new(cb);
RTCCALLBACK(_RTC_Allocate_hook, (res, cb, 0));
return res;
}
