mfc 应用程序的单例运行

mfc_app_singleton_C++

BOOL InitInstance()
{
	m_hMutex = ::CreateMutex(NULL, FALSE, APP_MUTEX_NAME);

	if (NULL == m_hMutex)
	{
		Suicide();
		return FALSE;
	}

	if (ERROR_ALREADY_EXISTS == GetLastError())
	{
		PTMessageBoxID1(IDS_APP_ALREADY_RUNNING, MB_OK|MB_ICONINFORMATION);
		CloseHandle(m_hMutex);
		Suicide();
		return FALSE;
	}
}


void Suicide()
{
   TerminateProcess(GetCurrentProcess(),0);
}