add RageThread copy ctor, RageEvent::WaitTimeoutSupported

stepmania/src/RageThreads.cpp

@@ -217,6 +217,13 @@ RageThread::RageThread()
 	m_sName = "unnamed";
 }
 
+RageThread::RageThread( const RageThread &cpy )
+{
+	/* Copying a thread does not start the copy. */
+	m_pSlot = NULL;
+	m_sName = cpy.m_sName;
+}
+
 RageThread::~RageThread()
 {
 	if( m_pSlot != NULL )
@@ -720,6 +727,11 @@ void RageEvent::Broadcast()
 	m_pEvent->Broadcast();
 }
 
+bool RageEvent::WaitTimeoutSupported() const
+{
+	return m_pEvent->WaitTimeoutSupported();
+}
+
 RageSemaphore::RageSemaphore( RString sName, int iInitialValue ):
 	m_sName( sName )
 {

stepmania/src/RageThreads.h

@@ -9,6 +9,7 @@ class RageThread
 {
 public:
 	RageThread();
+	RageThread( const RageThread &cpy );
 	~RageThread();
 
 	void SetName( const RString &n ) { m_sName = n; }
@@ -140,6 +141,7 @@ public:
 	bool Wait( RageTimer *pTimeout = NULL );
 	void Signal();
 	void Broadcast();
+	bool WaitTimeoutSupported() const;
 
 private:
 	EventImpl *m_pEvent;