From 4f8fdf0af7272cfcf62f40229db35b86fe9a32e0 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 10 Oct 2016 16:57:20 +0200
Subject: [PATCH] Allow to get a route reference from SessionObject*

The motivation is to allow a Processor (here Lua) to get a pointer
to the owning Route without resorting to iterative lookup.
---
 libs/ardour/ardour/route.h | 2 ++
 libs/ardour/route.cc       | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 6c57263393..ea783cadca 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -378,6 +378,8 @@ public:
 	XMLNode& get_processor_state ();
 	virtual void set_processor_state (const XMLNode&);
 
+	boost::weak_ptr<Route> weakroute ();
+
 	int save_as_template (const std::string& path, const std::string& name);
 
 	PBD::Signal1<void,void*> SelectedChanged;
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 3d34b92d2c..c15877b28b 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -117,6 +117,11 @@ Route::Route (Session& sess, string name, PresentationInfo::Flag flag, DataType
 	processor_max_streams.reset();
 }
 
+boost::weak_ptr<Route>
+Route::weakroute () {
+	return boost::weak_ptr<Route> (shared_from_this ());
+}
+
 int
 Route::init ()
 {