Linux下C++程序的异常处理技巧 （3）

class ExceptionHandler

{

　private:

class SingleTonHandler

{

　public:

SingleTonHandler()

{

　set_terminate(Handler);

}

static void Handler()

{

　// Exception from construction/destruction of global variables

　try

　{

// re-throw

throw;

　}

　catch (SegmentationFault &)

　{

cout << "SegmentationFault" << endl;

　}

　catch (FloatingPointException &)

　{

cout << "FloatingPointException" << endl;

　}

　catch (...)

　{

cout << "Unknown Exception" << endl;

　}

　//if this is a thread performing some core activity

　abort();

　// else if this is a thread used to service requests

　// pthread_exit();

}

};

public:

　ExceptionHandler()

　{

static SingleTonHandler s_objHandler;

　}

};

////////////////////////////////////
//////////////////////////////////////

class A

{

　public:

A()

{

　//int i = 0, j = 1/i;

　*(int *)0 = 0;

}

};

// Before defining any global variable, we define a dummy instance

// of ExceptionHandler object to make sure that

// ExceptionHandler::SingleTonHandler::SingleTonHandler() is invoked

ExceptionHandler g_objExceptionHandler;

A g_a;

//////////////////////////////////////////
////////////////////////////////

int main(int argc, char* argv[])

{

　return 0;

}