clooneljump/lib/physfs-2.0.3/lzma/CPP/Common/NewHandler.cpp

116 lines
1.7 KiB
C++

// NewHandler.cpp
#include "StdAfx.h"
#include <stdlib.h>
#include "NewHandler.h"
// #define DEBUG_MEMORY_LEAK
#ifndef DEBUG_MEMORY_LEAK
#ifdef _WIN32
void *
#ifdef _MSC_VER
__cdecl
#endif
operator new(size_t size)
{
// void *p = ::HeapAlloc(::GetProcessHeap(), 0, size);
void *p = ::malloc(size);
if (p == 0)
throw CNewException();
return p;
}
void
#ifdef _MSC_VER
__cdecl
#endif
operator delete(void *p) throw()
{
/*
if (p == 0)
return;
::HeapFree(::GetProcessHeap(), 0, p);
*/
::free(p);
}
#endif
#else
#pragma init_seg(lib)
const int kDebugSize = 1000000;
static void *a[kDebugSize];
static int index = 0;
static int numAllocs = 0;
void * __cdecl operator new(size_t size)
{
numAllocs++;
void *p = HeapAlloc(GetProcessHeap(), 0, size);
if (index == 40)
{
int t = 1;
}
if (index < kDebugSize)
{
a[index] = p;
index++;
}
if (p == 0)
throw CNewException();
printf("Alloc %6d, size = %8d\n", numAllocs, size);
return p;
}
class CC
{
public:
CC()
{
for (int i = 0; i < kDebugSize; i++)
a[i] = 0;
}
~CC()
{
for (int i = 0; i < kDebugSize; i++)
if (a[i] != 0)
return;
}
} g_CC;
void __cdecl operator delete(void *p)
{
if (p == 0)
return;
/*
for (int i = 0; i < index; i++)
if (a[i] == p)
a[i] = 0;
*/
HeapFree(GetProcessHeap(), 0, p);
numAllocs--;
printf("Free %d\n", numAllocs);
}
#endif
/*
int MemErrorVC(size_t)
{
throw CNewException();
// return 1;
}
CNewHandlerSetter::CNewHandlerSetter()
{
// MemErrorOldVCFunction = _set_new_handler(MemErrorVC);
}
CNewHandlerSetter::~CNewHandlerSetter()
{
// _set_new_handler(MemErrorOldVCFunction);
}
*/