From 20088062bb4fc54ffe2812fc80880fbdf58e96b3 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Fri, 30 Sep 2022 21:20:29 +0200
Subject: [PATCH] Allow to create a `shared_ptr<Track>()` from Lua

This is relevant for an upcoming API chnage where `do_import`
requires a boost::shared_ptr<ARDOUR:Track>.
---
 libs/ardour/luabindings.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/ardour/luabindings.cc b/libs/ardour/luabindings.cc
index 6145ba9f85..cccaf64392 100644
--- a/libs/ardour/luabindings.cc
+++ b/libs/ardour/luabindings.cc
@@ -1504,6 +1504,7 @@ LuaBindings::common (lua_State* L)
 		.endClass ()
 
 		.deriveWSPtrClass <Track, Route> ("Track")
+		.addNilPtrConstructor ()
 		.addCast<AudioTrack> ("to_audio_track")
 		.addCast<MidiTrack> ("to_midi_track")
 		.addFunction ("set_name", &Track::set_name)