void System::Destroy()
{
GetSSILock().DoLock();
ShuttingDown = true;
GetSSILock().Unlock();
if (--System_Init_Count == 0)
{
Logger.LogInfo("Graceful shutdown: OnThreadDestroy");
// Invoke all of the post-finish callbacks (normal case)
for (SystemSingletonInternal *listener = SystemShutdownListenerList; listener; listener = listener->NextShutdownSingleton)
{
listener->OnThreadDestroy();
}
Logger.LogInfo("Graceful shutdown: OnSystemDestroy");
// Invoke all of the post-finish callbacks (normal case)
for (SystemSingletonInternal* next, *listener = SystemShutdownListenerList; listener; listener = next)
{
next = listener->NextShutdownSingleton;
listener->OnSystemDestroy();
}
SystemShutdownListenerList = nullptr;
Timer::shutdownTimerSystem();
}
else
{
Logger.LogDebug("Destroy recursively called; depth = ", System_Init_Count);
}
GetSSILock().DoLock();
ShuttingDown = false;
GetSSILock().Unlock();
Logger.LogInfo("Graceful shutdown: Stopping logger");
// Prevent memory leak reports
ovrlog::ShutdownLogging();
}
void System::Destroy()
{
if (Allocator::GetInstance())
{
#ifdef OVR_OS_WIN32
Win32::DisplayShim::GetInstance().Shutdown();
#endif
// Invoke all of the post-finish callbacks (normal case)
for (SystemSingletonInternal *listener = SystemShutdownListenerStack; listener; listener = listener->NextSingleton)
{
listener->OnThreadDestroy();
}
#ifdef OVR_ENABLE_THREADS
// Wait for all threads to finish; this must be done so that memory
// allocator and all destructors finalize correctly.
Thread::FinishAllThreads();
#endif
// Invoke all of the post-finish callbacks (normal case)
for (SystemSingletonInternal *next, *listener = SystemShutdownListenerStack; listener; listener = next)
{
next = listener->NextSingleton;
listener->OnSystemDestroy();
}
SystemShutdownListenerStack = 0;
// Shutdown heap and destroy SysAlloc singleton, if any.
Allocator::GetInstance()->onSystemShutdown();
Allocator::setInstance(0);
Timer::shutdownTimerSystem();
Log::SetGlobalLog(Log::GetDefaultLog());
}
else
{
OVR_DEBUG_LOG(("System::Destroy failed - System not initialized."));
}
}
