From c58882b0c60135e02fcf2c6b5adac1f1e9aa22e6 Mon Sep 17 00:00:00 2001
From: Jeija <norrepli@gmail.com>
Date: Mon, 13 Aug 2012 22:42:45 +0200
Subject: [PATCH] Bugfix: Check if receptor node is powered from somewhere
 before turning it off in mesecons:turnoff

---
 mesecons/internal.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mesecons/internal.lua b/mesecons/internal.lua
index bba29b8..ccc7844 100644
--- a/mesecons/internal.lua
+++ b/mesecons/internal.lua
@@ -307,7 +307,7 @@ function mesecon:turnoff(pos, sourcepos)
 	if mesecon:is_effector(node.name) then
 		if mesecon:effector_inputs(sourcepos, pos) then
 			mesecon:changesignal(pos)
-			if mesecon:is_effector_on(node.name) then mesecon:deactivate(pos) end
+			if mesecon:is_effector_on(node.name) and not mesecon:is_powered(pos) then mesecon:deactivate(pos) end
 		end
 	end
 end