push2:small logic fix for destructor, mostly to ensure that the track_mix layout...

[ardour.git] / gtk2_ardour / main_clock.h

diff --git a/gtk2_ardour/main_clock.h b/gtk2_ardour/main_clock.h
index bf0712686adff4c9c5e5e59d41dcb9510a9092a1..25ddff45a9f07845343611f060b052da69b0ea62 100644 (file)
--- a/gtk2_ardour/main_clock.h
+++ b/gtk2_ardour/main_clock.h
@@ -17,6 +17,9 @@
 
 */
 
+#ifndef __gtk_ardour_main_clock_h__
+#define __gtk_ardour_main_clock_h__
+
 #include "audio_clock.h"
 
 /** A simple subclass of AudioClock that adds a few things to its context menu:
@@ -42,3 +45,5 @@ private:
 
        bool on_button_press_event (GdkEventButton *ev);
 };
+
+#endif // __gtk_ardour_main_clock_h__