From 7df1bbc190a62968d750e876d7064c3e97f91f40 Mon Sep 17 00:00:00 2001
From: ShadowNinja <shadowninja@minetest.net>
Date: Tue, 17 Dec 2013 20:31:11 -0500
Subject: [PATCH] Variable localizations

---
 interact.lua | 2 +-
 internal.lua | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/interact.lua b/interact.lua
index b4f7164..2e54800 100644
--- a/interact.lua
+++ b/interact.lua
@@ -1,5 +1,5 @@
 
-old_is_protected = minetest.is_protected
+local old_is_protected = minetest.is_protected
 function minetest.is_protected(pos, name)
 	if not areas:canInteract(pos, name) then
 		return true
diff --git a/internal.lua b/internal.lua
index f52b954..83ae3d5 100644
--- a/internal.lua
+++ b/internal.lua
@@ -5,7 +5,7 @@ end
 
 -- Save the areas table to a file
 function areas:save()
-	file, err = io.open(self.filename, "w")
+	local file, err = io.open(self.filename, "w")
 	if err then
 		return err
 	end
@@ -15,7 +15,7 @@ end
 
 -- Load the areas table from the save file
 function areas:load()
-	file, err = io.open(self.filename, "r")
+	local file, err = io.open(self.filename, "r")
 	if err then
 		self.areas = self.areas or {}
 		return err