mods that hopefully work for a TechAge-based pack

mods/techage_modpack/techage/items/filling.lua

@@ -0,0 +1,14 @@
+-- Needed for the trowel
+
+local fillings = {}
+
+minetest.register_on_mods_loaded(function()
+	for name, ndef in pairs(minetest.registered_nodes) do
+		-- test if it is a simple node without logic
+		if ndef	and not ndef.groups.soil and name ~= "default:cobble" and
+		not ndef.after_place_node and not ndef.on_construct then
+			table.insert(fillings, name)
+		end
+	end
+	networks.register_filling_items(fillings)
+end)