$OpenBSD: patch-gtk2_ardour_automation_line_cc,v 1.1 2016/03/20 11:58:32 ajacoutot Exp $

Fix build with libsigc++ >=2.8.0

--- gtk2_ardour/automation_line.cc.orig	Sun Mar 20 11:13:51 2016
+++ gtk2_ardour/automation_line.cc	Sun Mar 20 11:15:01 2016
@@ -73,7 +73,7 @@ ControlPoint::ControlPoint (AutomationLine& al)
 	item->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ControlPointOutline.get();
 	item->property_outline_pixels() = 1;
 	item->set_data ("control_point", this);
-	item->signal_event().connect (mem_fun (this, &ControlPoint::event_handler));
+	item->signal_event().connect (mem_fun (*this, &ControlPoint::event_handler));
 
 	hide ();
 	set_visible (false);
