public bool Signal(int signalCount)
{
if (signalCount <= 0)
{
throw new ArgumentOutOfRangeException("signalCount");
}
else
{
CheckDisposed();
int lastValue;
if (ThreadingHelper.SpinWaitRelativeExchangeUnlessNegative(ref _currentCount, -signalCount, out lastValue))
{
var result = lastValue - signalCount;
if (result == 0)
{
_event.Set();
return(true);
}
else
{
return(false);
}
}
else
{
throw new InvalidOperationException("Below Zero");
}
}
}
public int Release(int releaseCount)
{
CheckDisposed();
if (releaseCount < 1)
{
throw new ArgumentOutOfRangeException("releaseCount", "releaseCount is less than 1");
}
int oldValue;
if (ThreadingHelper.SpinWaitRelativeExchangeUnlessNegative(ref _count, -releaseCount, out oldValue))
{
Awake();
return(oldValue);
}
throw new SemaphoreFullException();
}
