From 8112d6472ecaf688a24572c397f2bfa4e1dd38a6 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 13 Jan 2020 20:24:04 +0100
Subject: [PATCH] Drop references held by any GUI Lua script after execution

---
 gtk2_ardour/luainstance.cc | 2 +-
 gtk2_ardour/luawindow.cc   | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/gtk2_ardour/luainstance.cc b/gtk2_ardour/luainstance.cc
index 694d333da8..c08f28df8a 100644
--- a/gtk2_ardour/luainstance.cc
+++ b/gtk2_ardour/luainstance.cc
@@ -1432,7 +1432,7 @@ LuaInstance::session_going_away ()
 
 	lua_State* L = lua.getState();
 	LuaBindings::set_session (L, _session);
-	lua.do_command ("collectgarbage();");
+	lua.collect_garbage ();
 }
 
 void
diff --git a/gtk2_ardour/luawindow.cc b/gtk2_ardour/luawindow.cc
index ee1475cfaf..720dbaf48d 100644
--- a/gtk2_ardour/luawindow.cc
+++ b/gtk2_ardour/luawindow.cc
@@ -329,6 +329,7 @@ LuaWindow::run_script ()
 			append_text (string_compose (_("C++ Exception: %1"), "..."));
 		}
 	}
+	lua->collect_garbage ();
 }
 
 void