From 29ffa18ff610c599aa9ac48cb4ec340adf90dcf4 Mon Sep 17 00:00:00 2001
From: Lars Mueller <appgurulars@gmx.de>
Date: Mon, 16 Aug 2021 18:24:11 +0200
Subject: [PATCH] Improve compat code

---
 init.lua | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/init.lua b/init.lua
index 9f9d622..ce0c5fa 100644
--- a/init.lua
+++ b/init.lua
@@ -1,13 +1,14 @@
 -- Lua version check
 if _VERSION then
+	-- TODO get rid of this string version checking
 	if _VERSION < "Lua 5" then
 		error("Outdated Lua version! modlib requires Lua 5 or greater.")
 	end
 	if _VERSION > "Lua 5.1" then
 		-- not throwing error("Too new Lua version! modlib requires Lua 5.1 or smaller.") anymore
 		unpack = unpack or table.unpack -- unpack was moved to table.unpack in Lua 5.2
-		loadstring = load
-		function setfenv(fn, env)
+		loadstring = loadstring or load
+		setfenv = setfenv or function(fn, env)
 			local i = 1
 			while true do
 				local name = debug.getupvalue(fn, i)
@@ -20,7 +21,7 @@ if _VERSION then
 			end
 			return fn
 		end
-		function getfenv(fn)
+		getfenv = getfenv or function(fn)
 			local i = 1
 			local name, val
 			repeat