From 9550268c4957f2f8c5e74ee2ef972a4d3d578bc9 Mon Sep 17 00:00:00 2001
From: Calinou <calinou@opmbx.org>
Date: Sat, 10 May 2014 20:35:40 +0200
Subject: [PATCH] Stairs+ nodes are not in wood and stone groups anymore to not
 make them usable in crafting.

---
 stairsplus/registrations.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/stairsplus/registrations.lua b/stairsplus/registrations.lua
index b961bbf..c5362d9 100644
--- a/stairsplus/registrations.lua
+++ b/stairsplus/registrations.lua
@@ -29,7 +29,11 @@ for _, name in pairs(default_nodes) do
 	local nodename = "default:"..name
 	local ndef = minetest.registered_nodes[nodename]
 	local groups = {}
-	for k, v in pairs(ndef.groups) do groups[k] = v end
+	for k, v in pairs(ndef.groups)
+		do if k ~= "wood" and k ~= "stone" then -- Ignore wood and stone groups to not make them usable in crafting.
+			groups[k] = v
+		end
+	end
 	local drop
 	if type(ndef.drop) == "string" then
 		drop = ndef.drop:sub(9)