public int Release(int releaseCount)
{
this.CheckDispose();
if (releaseCount < 1)
{
throw new ArgumentOutOfRangeException("releaseCount", (object)releaseCount, SemaphoreSlim.GetResourceString("SemaphoreSlim_Release_CountWrong"));
}
int num;
lock (this.m_lockObj)
{
int local_3 = this.m_currentCount;
num = local_3;
if (this.m_maxCount - local_3 < releaseCount)
{
throw new SemaphoreFullException();
}
int local_3_1 = local_3 + releaseCount;
int local_4 = this.m_waitCount;
if (local_3_1 == 1 || local_4 == 1)
{
Monitor.Pulse(this.m_lockObj);
}
else if (local_4 > 1)
{
Monitor.PulseAll(this.m_lockObj);
}
if (this.m_asyncHead != null)
{
int local_5 = local_3_1 - local_4;
while (local_5 > 0 && this.m_asyncHead != null)
{
--local_3_1;
--local_5;
SemaphoreSlim.TaskNode local_6 = this.m_asyncHead;
this.RemoveAsyncWaiter(local_6);
SemaphoreSlim.QueueWaiterTask(local_6);
}
}
this.m_currentCount = local_3_1;
if (this.m_waitHandle != null)
{
if (num == 0)
{
if (local_3_1 > 0)
{
this.m_waitHandle.Set();
}
}
}
}
return(num);
}
public int Release(int releaseCount)
{
this.CheckDispose();
if (releaseCount < 1)
{
throw new ArgumentOutOfRangeException("releaseCount", releaseCount, SemaphoreSlim.GetResourceString("SemaphoreSlim_Release_CountWrong"));
}
object lockObj = this.m_lockObj;
int num2;
lock (lockObj)
{
int num = this.m_currentCount;
num2 = num;
if (this.m_maxCount - num < releaseCount)
{
throw new SemaphoreFullException();
}
num += releaseCount;
int waitCount = this.m_waitCount;
if (num == 1 || waitCount == 1)
{
Monitor.Pulse(this.m_lockObj);
}
else if (waitCount > 1)
{
Monitor.PulseAll(this.m_lockObj);
}
if (this.m_asyncHead != null)
{
int num3 = num - waitCount;
while (num3 > 0 && this.m_asyncHead != null)
{
num--;
num3--;
SemaphoreSlim.TaskNode asyncHead = this.m_asyncHead;
this.RemoveAsyncWaiter(asyncHead);
SemaphoreSlim.QueueWaiterTask(asyncHead);
}
}
this.m_currentCount = num;
if (this.m_waitHandle != null && num2 == 0 && num > 0)
{
this.m_waitHandle.Set();
}
}
return(num2);
}
