From 5e19514c60bd46a939beeeddde1125f137c486fb Mon Sep 17 00:00:00 2001
From: Carter Kolwey <cheapiephp@gmail.com>
Date: Tue, 28 Feb 2017 00:58:43 +0100
Subject: [PATCH] Add dirt recipe to centrifuge 4 dirt -> 2 clay lumps, 1 sand, 1 gravel

---
 technic/machines/register/recipes.lua |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/technic/machines/register/recipes.lua b/technic/machines/register/recipes.lua
index c71af95..d30fd4f 100644
--- a/technic/machines/register/recipes.lua
+++ b/technic/machines/register/recipes.lua
@@ -1,3 +1,4 @@
+local have_ui = minetest.get_modpath("unified_inventory")
 
 technic.recipes = { cooking = { input_size = 1, output_size = 1 } }
 function technic.register_recipe_type(typename, origdata)
@@ -5,7 +6,7 @@
 	for k, v in pairs(origdata) do data[k] = v end
 	data.input_size = data.input_size or 1
 	data.output_size = data.output_size or 1
-	if unified_inventory and unified_inventory.register_craft_type and data.output_size == 1 then
+	if have_ui and unified_inventory.register_craft_type and data.output_size == 1 then
 		unified_inventory.register_craft_type(typename, {
 			description = data.description,
 			width = data.input_size,

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