From a6dd04801f912778a154f9d516c703f0d57aef6a Mon Sep 17 00:00:00 2001
From: gpcf <gpcf@gpcf.eu>
Date: Sun, 21 Apr 2024 19:30:31 +0200
Subject: Take command line arguments

---
 gitexporter.lua | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/gitexporter.lua b/gitexporter.lua
index 013704b..27384e9 100644
--- a/gitexporter.lua
+++ b/gitexporter.lua
@@ -2,11 +2,26 @@
 
 require "lfs"
 
+
+script_path = arg[0]:match("(.*/)") 
 minetest = {} -- hack around serializelib
-minetest.get_modpath = function () return "serialize_lib" end
+minetest.get_modpath = function () return script_path.."serialize_lib" end
 minetest.log = function() end
 minetest.get_current_modname = function() end
-base_path = "envs"
+dofile(script_path.."serialize_lib/init.lua") -- load serialize lib 
+
+function usage()
+	print("Usage: gitexporter.lua worldpath outpath")
+end
+
+if #arg < 2 then
+	print("too few arguments!")
+	usage()
+	return
+end
+
+inpath = arg[1]
+base_path = arg[2]
 
 function ensure_dir(path)
 	if not (lfs.attributes(path, "mode") == "directory") then
@@ -23,9 +38,9 @@ function node_file(env, pos)
 	return base.."/"..pos..".lua"
 end
 
-dofile("serialize_lib/init.lua")
 
-tb = serialize_lib.read_table_from_file("advtrains_atlatc.ls")
+
+tb = serialize_lib.read_table_from_file(inpath.."/advtrains_atlatc.ls")
 
 
 ensure_dir(base_path)
-- 
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