- Fix process callbakc handling during export

[ardour.git] / libs / ardour / ardour / midi_diskstream.h

diff --git a/libs/ardour/ardour/midi_diskstream.h b/libs/ardour/ardour/midi_diskstream.h
index 4dbabcc8020a4d4a0d4f74903a54ac3fb8f20ad3..72667ca66253fee50897dced244f5d00bdd4dd63 100644 (file)
--- a/libs/ardour/ardour/midi_diskstream.h
+++ b/libs/ardour/ardour/midi_diskstream.h
@@ -21,7 +21,6 @@
 #ifndef __ardour_midi_diskstream_h__
 #define __ardour_midi_diskstream_h__
 
-#include <sigc++/signal.h>
 
 #include <cmath>
 #include <cassert>
@@ -112,6 +111,7 @@ class MidiDiskstream : public Diskstream
 
   protected:
        friend class Session;
+       friend class Butler;
 
        /* the Session is the only point of access for these
           because they require that the Session is "inactive"