Fix some VST deadlocks/hangs

include/MainWindow.h

@@ -29,6 +29,7 @@
 #include <QtCore/QTimer>
 #include <QtCore/QList>
 #include <QMainWindow>
+#include <QThread>
 
 #include "ConfigManager.h"
 #include "SubWindow.h"
@@ -248,4 +249,11 @@ signals:
 
 } ;
 
+class AutoSaveThread : public QThread
+{
+	Q_OBJECT
+public:
+	void run();
+} ;
+
 #endif

include/RemotePlugin.h

@@ -1072,6 +1072,14 @@ RemotePluginBase::message RemotePluginBase::waitForMessage(
 							const message & _wm,
 							bool _busy_waiting )
 {
+#ifndef BUILD_REMOTE_PLUGIN_CLIENT
+	if( _busy_waiting )
+	{
+		// No point processing events outside of the main thread
+		_busy_waiting = QThread::currentThread() ==
+					QCoreApplication::instance()->thread();
+	}
+#endif
 	while( !isInvalid() )
 	{
 #ifndef BUILD_REMOTE_PLUGIN_CLIENT