private void SetTimer(uint actualDuration)
{
// This function is called with the TimerQueue lock acquired
Debug.Assert(Lock.IsAcquired);
// Note: AutoResetEvent.WaitOne takes an Int32 value as a timeout.
// The TimerQueue code ensures that timer duration is not greater than max Int32 value
Debug.Assert(actualDuration <= (uint)Int32.MaxValue);
s_nextTimerDuration = (int)actualDuration;
// If this is the first time the timer is set then we need to create a thread that
// will manage and respond to timer requests. Otherwise, simply signal the timer thread
// to notify it that the timer duration has changed.
if (s_timerEvent == null)
{
s_timerEvent = new AutoResetEvent(false);
RuntimeThread thread = RuntimeThread.Create(TimerThread, 0);
thread.IsBackground = true; // Keep this thread from blocking process shutdown
thread.Start();
}
else
{
s_timerEvent.Set();
}
}
private static void CreateGateThread()
{
RuntimeThread gateThread = RuntimeThread.Create(GateThreadStart);
gateThread.IsBackground = true;
gateThread.Start();
}
public WaitThread()
{
_waitHandles[0] = _changeHandlesEvent;
RuntimeThread waitThread = RuntimeThread.Create(WaitThreadStart);
waitThread.IsBackground = true;
waitThread.Start();
}
private static bool TryCreateWorkerThread()
{
try
{
RuntimeThread workerThread = RuntimeThread.Create(WorkerThreadStart);
workerThread.IsThreadPoolThread = true;
workerThread.IsBackground = true;
workerThread.Start();
}
catch (ThreadStartException)
{
return(false);
}
catch (OutOfMemoryException)
{
return(false);
}
return(true);
}
