Fix freeze when stopping waiting macro via "Run macro" button

lib/macro/macro-run-button.cpp

@@ -108,7 +108,7 @@ void MacroRunButton::Pressed()
 	const bool abortMacro = DisplayMessage(
 		err.arg(QString::fromStdString(macro->Name())), true);
 	if (abortMacro) {
-		macro->Stop();
+		macro->SignalStop();
 	}
 }
 

lib/macro/macro.cpp

@@ -552,6 +552,12 @@ Macro::PauseStateSaveBehavior Macro::GetPauseStateSaveBehavior() const
 	return _pauseSaveBehavior;
 }
 
+void Macro::SignalStop()
+{
+	_stop = true;
+	GetMacroWaitCV().notify_all();
+}
+
 void Macro::Stop()
 {
 	_stop = true;

lib/macro/macro.hpp

@@ -61,7 +61,7 @@ public:
 	PauseStateSaveBehavior GetPauseStateSaveBehavior() const;
 
 	void Stop();
-	void SignalStop() { _stop = true; }
+	void SignalStop();
 	bool GetStop() const { return _stop; }
 	void ResetTimers();