Fixed the wait problem

SpiralSound/ChannelHandler.C

@@ -332,6 +332,20 @@ void ChannelHandler::Wait()
 	bool last=m_UpdateIndicator;
 	pthread_mutex_unlock(m_Mutex);
 	
+	while (current==last)
+	{
+		usleep(10);
+		pthread_mutex_lock(m_Mutex);
+		current=m_UpdateIndicator;
+		pthread_mutex_unlock(m_Mutex);
+	}	
+	
+	// do this twice (messages have to get there and back?)
+	pthread_mutex_lock(m_Mutex);
+	current=m_UpdateIndicator;
+	last=m_UpdateIndicator;
+	pthread_mutex_unlock(m_Mutex);
+	
 	while (current==last)
 	{
 		usleep(10);