dump文件生成的源码

#include "stdafx.h"

#include <windows.h> 

#include <eh.h>

#include <time.h>

#include "Dbghelp.h"

#include "WinBase.h"

#pragma comment(lib, "Dbghelp.lib")

LONG  __stdcall  UnhandleExceptionFilter(struct _EXCEPTION_POINTERS* ExceptionInfo)

{
char szDumpFile[128] = {0};
time_t timeCurrent = time(0);
struct tm* tmc = localtime(&timeCurrent);

if (tmc)
{
sprintf(szDumpFile,_T("%d_%d_%d_%d_%d.dmp"), tmc->tm_mon+1, tmc->tm_mday, tmc->tm_hour, tmc->tm_min, tmc->tm_sec);
}
else
{
_tcscpy(szDumpFile, _T("error.dmp"));
}

HANDLE hFile = CreateFile(szDumpFile, GENERIC_WRITE, FILE_SHARE_WRITE, 
                     NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (INVALID_HANDLE_VALUE != hFile)
{
MINIDUMP_EXCEPTION_INFORMATION Exinfo;

Exinfo.ThreadId = ::GetCurrentThreadId();
Exinfo.ExceptionPointers = ExceptionInfo;
Exinfo.ClientPointers = NULL;

BOOL bOK = MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), hFile, 
                        MiniDumpNormal, &Exinfo, NULL, NULL);

CloseHandle(hFile);
}
return EXCEPTION_EXECUTE_HANDLER;

}

int main()

{
SetUnhandledExceptionFilter(UnhandleExceptionFilter);

char *p = NULL;
p = (char *)malloc(128);

free(p);
p = NULL;

strcpy(p, "12131234");

}