Fix for 0.4.10 (thx adrido)

depends.txt

@@ -1,3 +1,2 @@
 default
-locks?
-homedecor?
+locks?

init.lua

@@ -6,6 +6,8 @@
 	
 arrow_signs={}
 
+arrow_signs.formspec = "field[text;Sign text:;${text}]";
+
 arrow_signs_on_place = function(itemstack, placer, pointed_thing)
 	
 	local posabove = pointed_thing.above
@@ -127,31 +129,9 @@ function arrow_signs:create_lines(text)
 	return text
 end
 
-
-local clone_registered = function(case,name)
-    local params = {}
-    local list
-    if case == "item" then list = minetest.registered_items end
-    if case == "node" then list = minetest.registered_nodes end
-    if case == "craftitem" then list = minetest.registered_craftitems end
-    if case == "tool" then list = minetest.registered_tools end
-    if case == "entity" then list = minetest.registered_entities end
-    if list then
-        for k,v in pairs(list[name]) do
-            params[k] = v
-        end
-    end
-    return params
-end
-
--- usage
-local node = clone_registered("node","default:sign_wall")
-if node.legacy_wallmounted then
-	node.groups = {choppy=2,dig_immediate=2,attached_node=1,sign=1}
-else
-	node.groups = {choppy=2,dig_immediate=2,sign=1}
-end
-minetest.register_node(":default:sign_wall",  node)
+minetest.override_item("default:sign_wall", {
+    groups = {choppy=2,dig_immediate=2,attached_node=1,sign=1},
+})
 
 --Sign arrow
 minetest.register_node("arrow_signs:wall", {
@@ -187,7 +167,7 @@ minetest.register_node("arrow_signs:wall", {
 	on_construct = function(pos)
 		--local n = minetest.get_node(pos)
 		local meta = minetest.get_meta(pos)
-		meta:set_string("formspec", "hack:sign_text_input")
+		meta:set_string("formspec", arrow_signs.formspec)
 		meta:set_string("infotext", "\"\"")
 	end,
 	on_receive_fields = function(pos, formname, fields, sender)