Organize builtin into subdirectories

44 files changed, 206 insertions, 203 deletions

diff --git a/builtin/async/init.lua b/builtin/async/init.lua
new file mode 100644
index 000000000..79b1a0a6c
--- /dev/null
+++ b/builtin/async/init.lua
@@ -0,0 +1,18 @@
+engine.log("info", "Initializing Asynchronous environment")
+
+local core = engine or minetest
+
+function core.job_processor(serialized_func, serialized_param)
+	local func = loadstring(serialized_func)
+	local param = core.deserialize(serialized_param)
+	local retval = nil
+
+	if type(func) == "function" then
+		retval = core.serialize(func(param))
+	else
+		core.log("error", "ASYNC WORKER: Unable to deserialize function")
+	end
+
+	return retval or core.serialize(nil)
+end
+
diff --git a/builtin/async_env.lua b/builtin/async_env.lua
deleted file mode 100644
index cdcb82ee3..000000000
--- a/builtin/async_env.lua
+++ /dev/null
@@ -1,21 +0,0 @@
-engine.log("info", "Initializing Asynchronous environment")
-local tbl = engine or minetest
-
-minetest = tbl
-dofile(SCRIPTDIR .. DIR_DELIM .. "serialize.lua")
-dofile(SCRIPTDIR .. DIR_DELIM .. "misc_helpers.lua")
-
-function tbl.job_processor(serialized_func, serialized_param)
-	local func = loadstring(serialized_func)
-	local param = tbl.deserialize(serialized_param)
-	local retval = nil
-
-	if type(func) == "function" then
-		retval = tbl.serialize(func(param))
-	else
-		tbl.log("error", "ASYNC WORKER: Unable to deserialize function")
-	end
-
-	return retval or tbl.serialize(nil)
-end
-
diff --git a/builtin/async_event.lua b/builtin/async_event.lua
deleted file mode 100644
index 2c3fb8fa7..000000000
--- a/builtin/async_event.lua
+++ /dev/null
@@ -1,45 +0,0 @@
-local tbl = engine or minetest
-
-local SCRIPTDIR = SCRIPTDIR or tbl.get_scriptdir()
-minetest = tbl
-dofile(SCRIPTDIR .. DIR_DELIM .. "serialize.lua")
-
-tbl.async_jobs = {}
-
-local function handle_job(jobid, serialized_retval)
-	local retval = tbl.deserialize(serialized_retval)
-	assert(type(tbl.async_jobs[jobid]) == "function")
-	tbl.async_jobs[jobid](retval)
-	tbl.async_jobs[jobid] = nil
-end
-
-if engine ~= nil then
-	tbl.async_event_handler = handle_job
-else
-	minetest.register_globalstep(function(dtime)
-		for i, job in ipairs(tbl.get_finished_jobs()) do
-			handle_job(job.jobid, job.retval)
-		end
-	end)
-end
-
-function tbl.handle_async(func, parameter, callback)
-	-- Serialize function
-	local serialized_func = string.dump(func)
-
-	assert(serialized_func ~= nil)
-
-	-- Serialize parameters
-	local serialized_param = tbl.serialize(parameter)
-
-	if serialized_param == nil then
-		return false
-	end
-
-	local jobid = tbl.do_async_callback(serialized_func, serialized_param)
-
-	tbl.async_jobs[jobid] = callback
-
-	return true
-end
-
diff --git a/builtin/builtin.lua b/builtin/builtin.lua
deleted file mode 100644
index 1babe006f..000000000
--- a/builtin/builtin.lua
+++ /dev/null
@@ -1,32 +0,0 @@
---
--- This file contains built-in stuff in Minetest implemented in Lua.
---
--- It is always loaded and executed after registration of the C API,
--- before loading and running any mods.
---
-
--- Initialize some very basic things
-print = minetest.debug
-math.randomseed(os.time())
-os.setlocale("C", "numeric")
-
--- Load other files
-local modpath = minetest.get_modpath("__builtin")
-dofile(modpath.."/serialize.lua")
-dofile(modpath.."/misc_helpers.lua")
-dofile(modpath.."/item.lua")
-dofile(modpath.."/misc_register.lua")
-dofile(modpath.."/item_entity.lua")
-dofile(modpath.."/deprecated.lua")
-dofile(modpath.."/misc.lua")
-dofile(modpath.."/privileges.lua")
-dofile(modpath.."/auth.lua")
-dofile(modpath.."/chatcommands.lua")
-dofile(modpath.."/static_spawn.lua")
-dofile(modpath.."/detached_inventory.lua")
-dofile(modpath.."/falling.lua")
-dofile(modpath.."/features.lua")
-dofile(modpath.."/voxelarea.lua")
-dofile(modpath.."/vector.lua")
-dofile(modpath.."/forceloading.lua")
-dofile(modpath.."/statbars.lua")
diff --git a/builtin/common/async_event.lua b/builtin/common/async_event.lua
new file mode 100644
index 000000000..ef4bf4354
--- /dev/null
+++ b/builtin/common/async_event.lua
@@ -0,0 +1,42 @@
+
+local core = engine or minetest
+
+core.async_jobs = {}
+
+local function handle_job(jobid, serialized_retval)
+	local retval = core.deserialize(serialized_retval)
+	assert(type(core.async_jobs[jobid]) == "function")
+	core.async_jobs[jobid](retval)
+	core.async_jobs[jobid] = nil
+end
+
+if engine ~= nil then
+	core.async_event_handler = handle_job
+else
+	minetest.register_globalstep(function(dtime)
+		for i, job in ipairs(core.get_finished_jobs()) do
+			handle_job(job.jobid, job.retval)
+		end
+	end)
+end
+
+function core.handle_async(func, parameter, callback)
+	-- Serialize function
+	local serialized_func = string.dump(func)
+
+	assert(serialized_func ~= nil)
+
+	-- Serialize parameters
+	local serialized_param = core.serialize(parameter)
+
+	if serialized_param == nil then
+		return false
+	end
+
+	local jobid = core.do_async_callback(serialized_func, serialized_param)
+
+	core.async_jobs[jobid] = callback
+
+	return true
+end
+
diff --git a/builtin/misc_helpers.lua b/builtin/common/misc_helpers.lua
index 9c7349726..9c7349726 100644
--- a/builtin/misc_helpers.lua
+++ b/builtin/common/misc_helpers.lua
diff --git a/builtin/serialize.lua b/builtin/common/serialize.lua
index 93fffe80d..93fffe80d 100644
--- a/builtin/serialize.lua
+++ b/builtin/common/serialize.lua
diff --git a/builtin/vector.lua b/builtin/common/vector.lua
index 77944b612..77944b612 100644
--- a/builtin/vector.lua
+++ b/builtin/common/vector.lua
diff --git a/builtin/auth.lua b/builtin/game/auth.lua
index b6cca609c..b6cca609c 100644
--- a/builtin/auth.lua
+++ b/builtin/game/auth.lua
diff --git a/builtin/chatcommands.lua b/builtin/game/chatcommands.lua
index f8df83d8e..f8df83d8e 100644
--- a/builtin/chatcommands.lua
+++ b/builtin/game/chatcommands.lua
diff --git a/builtin/deprecated.lua b/builtin/game/deprecated.lua
index d8b578d48..d8b578d48 100644
--- a/builtin/deprecated.lua
+++ b/builtin/game/deprecated.lua
diff --git a/builtin/detached_inventory.lua b/builtin/game/detached_inventory.lua
index 3757f1387..3757f1387 100644
--- a/builtin/detached_inventory.lua
+++ b/builtin/game/detached_inventory.lua
diff --git a/builtin/falling.lua b/builtin/game/falling.lua
index 7ac348bdb..93d17221a 100644
--- a/builtin/falling.lua
+++ b/builtin/game/falling.lua
@@ -4,7 +4,7 @@
 -- Falling stuff
 --
 
-minetest.register_entity("__builtin:falling_node", {
+minetest.register_entity(":__builtin:falling_node", {
 	initial_properties = {
 		physical = true,
 		collide_with_objects = false,
diff --git a/builtin/features.lua b/builtin/game/features.lua
index f3de3ba21..f3de3ba21 100644
--- a/builtin/features.lua
+++ b/builtin/game/features.lua
diff --git a/builtin/forceloading.lua b/builtin/game/forceloading.lua
index 84895792b..84895792b 100644
--- a/builtin/forceloading.lua
+++ b/builtin/game/forceloading.lua
diff --git a/builtin/game/init.lua b/builtin/game/init.lua
new file mode 100644
index 000000000..b878a2664
--- /dev/null
+++ b/builtin/game/init.lua
@@ -0,0 +1,23 @@
+
+local scriptpath = minetest.get_builtin_path()..DIR_DELIM
+local commonpath = scriptpath.."common"..DIR_DELIM
+local gamepath = scriptpath.."game"..DIR_DELIM
+
+dofile(commonpath.."vector.lua")
+
+dofile(gamepath.."item.lua")
+dofile(gamepath.."register.lua")
+dofile(gamepath.."item_entity.lua")
+dofile(gamepath.."deprecated.lua")
+dofile(gamepath.."misc.lua")
+dofile(gamepath.."privileges.lua")
+dofile(gamepath.."auth.lua")
+dofile(gamepath.."chatcommands.lua")
+dofile(gamepath.."static_spawn.lua")
+dofile(gamepath.."detached_inventory.lua")
+dofile(gamepath.."falling.lua")
+dofile(gamepath.."features.lua")
+dofile(gamepath.."voxelarea.lua")
+dofile(gamepath.."forceloading.lua")
+dofile(gamepath.."statbars.lua")
+
diff --git a/builtin/item.lua b/builtin/game/item.lua
index 002c14f5e..002c14f5e 100644
--- a/builtin/item.lua
+++ b/builtin/game/item.lua
diff --git a/builtin/item_entity.lua b/builtin/game/item_entity.lua
index 0dcc2dc2d..8150e6da1 100644
--- a/builtin/item_entity.lua
+++ b/builtin/game/item_entity.lua
@@ -8,7 +8,7 @@ function minetest.spawn_item(pos, item)
 	return obj
 end
 
-minetest.register_entity("__builtin:item", {
+minetest.register_entity(":__builtin:item", {
 	initial_properties = {
 		hp_max = 1,
 		physical = true,
diff --git a/builtin/misc.lua b/builtin/game/misc.lua
index 82cc527cd..82cc527cd 100644
--- a/builtin/misc.lua
+++ b/builtin/game/misc.lua
diff --git a/builtin/privileges.lua b/builtin/game/privileges.lua
index 244aa453c..244aa453c 100644
--- a/builtin/privileges.lua
+++ b/builtin/game/privileges.lua
diff --git a/builtin/misc_register.lua b/builtin/game/register.lua
index 99c5115c4..99c5115c4 100644
--- a/builtin/misc_register.lua
+++ b/builtin/game/register.lua
diff --git a/builtin/statbars.lua b/builtin/game/statbars.lua
index ca656a974..ca656a974 100644
--- a/builtin/statbars.lua
+++ b/builtin/game/statbars.lua
diff --git a/builtin/static_spawn.lua b/builtin/game/static_spawn.lua
index e8c107d86..e8c107d86 100644
--- a/builtin/static_spawn.lua
+++ b/builtin/game/static_spawn.lua
diff --git a/builtin/voxelarea.lua b/builtin/game/voxelarea.lua
index 93bbf73a8..93bbf73a8 100644
--- a/builtin/voxelarea.lua
+++ b/builtin/game/voxelarea.lua
diff --git a/builtin/init.lua b/builtin/init.lua
new file mode 100644
index 000000000..9969111b8
--- /dev/null
+++ b/builtin/init.lua
@@ -0,0 +1,34 @@
+--
+-- This file contains built-in stuff in Minetest implemented in Lua.
+--
+-- It is always loaded and executed after registration of the C API,
+-- before loading and running any mods.
+--
+
+local core = minetest or engine
+minetest = core
+
+-- Initialize some very basic things
+print = core.debug
+math.randomseed(os.time())
+os.setlocale("C", "numeric")
+
+-- Load other files
+local scriptdir = core.get_builtin_path()..DIR_DELIM
+local gamepath = scriptdir.."game"..DIR_DELIM
+local commonpath = scriptdir.."common"..DIR_DELIM
+local asyncpath = scriptdir.."async"..DIR_DELIM
+
+dofile(commonpath.."serialize.lua")
+dofile(commonpath.."misc_helpers.lua")
+
+if INIT == "game" then
+	dofile(gamepath.."init.lua")
+elseif INIT == "mainmenu" then
+	dofile(core.get_mainmenu_path()..DIR_DELIM.."init.lua")
+elseif INIT == "async" then
+	dofile(asyncpath.."init.lua")
+else
+	error(("Unrecognized builtin initialization type %s!"):format(tostring(INIT)))
+end
+
diff --git a/builtin/filterlist.lua b/builtin/mainmenu/filterlist.lua
index 379a5cea9..379a5cea9 100644
--- a/builtin/filterlist.lua
+++ b/builtin/mainmenu/filterlist.lua
diff --git a/builtin/gamemgr.lua b/builtin/mainmenu/gamemgr.lua
index c99c2de21..c99c2de21 100644
--- a/builtin/gamemgr.lua
+++ b/builtin/mainmenu/gamemgr.lua
diff --git a/builtin/mainmenu.lua b/builtin/mainmenu/init.lua
index 67e0113bc..d78a668c5 100644
--- a/builtin/mainmenu.lua
+++ b/builtin/mainmenu/init.lua
@@ -1,8 +1,14 @@
-print = engine.debug
-math.randomseed(os.time())
-os.setlocale("C", "numeric")
 
-local scriptpath = engine.get_scriptdir()
+local menupath = engine.get_mainmenu_path()..DIR_DELIM
+local commonpath = engine.get_builtin_path()..DIR_DELIM.."common"..DIR_DELIM
+
+dofile(menupath.."filterlist.lua")
+dofile(menupath.."modmgr.lua")
+dofile(menupath.."modstore.lua")
+dofile(menupath.."gamemgr.lua")
+dofile(menupath.."textures.lua")
+dofile(menupath.."menubar.lua")
+dofile(commonpath.."async_event.lua")
 
 mt_color_grey  = "#AAAAAA"
 mt_color_blue  = "#0000DD"
@@ -11,15 +17,6 @@ mt_color_dark_green = "#003300"
 
 --for all other colors ask sfan5 to complete his worK!
 
-dofile(scriptpath .. DIR_DELIM .. "misc_helpers.lua")
-dofile(scriptpath .. DIR_DELIM .. "filterlist.lua")
-dofile(scriptpath .. DIR_DELIM .. "modmgr.lua")
-dofile(scriptpath .. DIR_DELIM .. "modstore.lua")
-dofile(scriptpath .. DIR_DELIM .. "gamemgr.lua")
-dofile(scriptpath .. DIR_DELIM .. "mm_textures.lua")
-dofile(scriptpath .. DIR_DELIM .. "mm_menubar.lua")
-dofile(scriptpath .. DIR_DELIM .. "async_event.lua")
-
 menu = {}
 local tabbuilder = {}
 local worldlist = nil
diff --git a/builtin/mm_menubar.lua b/builtin/mainmenu/menubar.lua
index 2e4d5f8b8..2e4d5f8b8 100644
--- a/builtin/mm_menubar.lua
+++ b/builtin/mainmenu/menubar.lua
diff --git a/builtin/modmgr.lua b/builtin/mainmenu/modmgr.lua
index eeb65add1..eeb65add1 100644
--- a/builtin/modmgr.lua
+++ b/builtin/mainmenu/modmgr.lua
diff --git a/builtin/modstore.lua b/builtin/mainmenu/modstore.lua
index ef7fd0165..ef7fd0165 100644
--- a/builtin/modstore.lua
+++ b/builtin/mainmenu/modstore.lua
diff --git a/builtin/mm_textures.lua b/builtin/mainmenu/textures.lua
index 998fc2199..998fc2199 100644
--- a/builtin/mm_textures.lua
+++ b/builtin/mainmenu/textures.lua
diff --git a/src/defaultsettings.cpp b/src/defaultsettings.cpp
index 3c17e650e..945804ba8 100644
--- a/src/defaultsettings.cpp
+++ b/src/defaultsettings.cpp
@@ -269,9 +269,9 @@ void set_default_settings(Settings *settings)
 	settings->setDefault("enable_ipv6", "true");
 	settings->setDefault("ipv6_server", "false");
 
-	settings->setDefault("main_menu_script","");
-	settings->setDefault("main_menu_mod_mgr","1");
-	settings->setDefault("main_menu_game_mgr","0");
+	settings->setDefault("main_menu_path", "");
+	settings->setDefault("main_menu_mod_mgr", "1");
+	settings->setDefault("main_menu_game_mgr", "0");
 	settings->setDefault("modstore_download_url", "https://forum.minetest.net/media/");
 	settings->setDefault("modstore_listmods_url", "https://forum.minetest.net/mmdb/mods/");
 	settings->setDefault("modstore_details_url", "https://forum.minetest.net/mmdb/mod/*/");
diff --git a/src/guiEngine.cpp b/src/guiEngine.cpp
index e32d629d0..ef018021e 100644
--- a/src/guiEngine.cpp
+++ b/src/guiEngine.cpp
@@ -169,17 +169,16 @@ GUIEngine::GUIEngine(	irr::IrrlichtDevice* dev,
 	m_formspecgui = new FormspecFormSource("");
 
 	/* Create menu */
-	m_menu =
-		new GUIFormSpecMenu(	m_device,
-								m_parent,
-								-1,
-								m_menumanager,
-								0 /* &client */,
-								0 /* gamedef */,
-								m_texture_source,
-								m_formspecgui,
-								m_buttonhandler,
-								NULL);
+	m_menu = new GUIFormSpecMenu(m_device,
+			m_parent,
+			-1,
+			m_menumanager,
+			NULL /* &client */,
+			NULL /* gamedef */,
+			m_texture_source,
+			m_formspecgui,
+			m_buttonhandler,
+			NULL);
 
 	m_menu->allowClose(false);
 	m_menu->lockSize(true,v2u32(800,600));
@@ -216,43 +215,21 @@ GUIEngine::GUIEngine(	irr::IrrlichtDevice* dev,
 /******************************************************************************/
 bool GUIEngine::loadMainMenuScript()
 {
-	// Try custom menu script (main_menu_script)
+	// Try custom menu script (main_menu_path)
 
-	std::string menuscript = g_settings->get("main_menu_script");
-	if(menuscript != "") {
-		m_scriptdir = fs::RemoveLastPathComponent(menuscript);
-
-		if(m_script->loadMod(menuscript, "__custommenu")) {
-			// custom menu script loaded
-			return true;
-		}
-		else {
-			infostream
-				<< "GUIEngine: execution of custom menu: \""
-				<< menuscript << "\" failed!"
-				<< std::endl
-				<< "\tfalling back to builtin menu"
-				<< std::endl;
-		}
+	m_scriptdir = g_settings->get("main_menu_path");
+	if (m_scriptdir.empty()) {
+		m_scriptdir = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "mainmenu";
 	}
 
-	// Try builtin menu script (main_menu_script)
-
-	std::string builtin_menuscript =
-			porting::path_share + DIR_DELIM + "builtin"
-				+ DIR_DELIM + "mainmenu.lua";
-
-	m_scriptdir = fs::RemoveRelativePathComponents(
-			fs::RemoveLastPathComponent(builtin_menuscript));
-
-	if(m_script->loadMod(builtin_menuscript, "__builtinmenu")) {
-		// builtin menu script loaded
+	std::string script = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "init.lua";
+	if (m_script->loadScript(script)) {
+		// Menu script loaded
 		return true;
-	}
-	else {
-		errorstream
-			<< "GUIEngine: unable to load builtin menu"
-			<< std::endl;
+	} else {
+		infostream
+			<< "GUIEngine: execution of menu script in: \""
+			<< m_scriptdir << "\" failed!" << std::endl;
 	}
 
 	return false;
diff --git a/src/script/cpp_api/s_async.cpp b/src/script/cpp_api/s_async.cpp
index 4feed3e56..64260fb3a 100644
--- a/src/script/cpp_api/s_async.cpp
+++ b/src/script/cpp_api/s_async.cpp
@@ -26,6 +26,7 @@ extern "C" {
 #include "lualib.h"
 }
 
+#include "server.h"
 #include "s_async.h"
 #include "log.h"
 #include "filesys.h"
@@ -233,9 +234,9 @@ AsyncWorkerThread::AsyncWorkerThread(AsyncEngine* jobDispatcher,
 	lua_pushstring(L, DIR_DELIM);
 	lua_setglobal(L, "DIR_DELIM");
 
-	lua_pushstring(L,
-			(porting::path_share + DIR_DELIM + "builtin").c_str());
-	lua_setglobal(L, "SCRIPTDIR");
+	// Push builtin initialization type
+	lua_pushstring(L, "async");
+	lua_setglobal(L, "INIT");
 
 	jobDispatcher->prepareEnvironment(L, top);
 }
@@ -258,17 +259,16 @@ void* AsyncWorkerThread::Thread()
 
 	porting::setThreadName((std::string("AsyncWorkTh_") + number).c_str());
 
-	std::string asyncscript = porting::path_share + DIR_DELIM + "builtin"
-			+ DIR_DELIM + "async_env.lua";
+	lua_State *L = getStack();
 
-	if (!loadScript(asyncscript)) {
+	std::string script = getServer()->getBuiltinLuaPath() + DIR_DELIM + "init.lua";
+	if (!loadScript(script)) {
 		errorstream
 			<< "AsyncWorkderThread execution of async base environment failed!"
 			<< std::endl;
 		abort();
 	}
 
-	lua_State *L = getStack();
 	// Main loop
 	while (!StopRequested()) {
 		// Wait for job
diff --git a/src/script/cpp_api/s_base.cpp b/src/script/cpp_api/s_base.cpp
index 774b3f51d..1a172fd31 100644
--- a/src/script/cpp_api/s_base.cpp
+++ b/src/script/cpp_api/s_base.cpp
@@ -88,9 +88,9 @@ ScriptApiBase::ScriptApiBase()
 	lua_pop(m_luastack, 1);
 #endif
 
-	m_server = 0;
-	m_environment = 0;
-	m_guiengine = 0;
+	m_server = NULL;
+	m_environment = NULL;
+	m_guiengine = NULL;
 }
 
 ScriptApiBase::~ScriptApiBase()
@@ -103,24 +103,14 @@ bool ScriptApiBase::loadMod(const std::string &scriptpath,
 {
 	ModNameStorer modnamestorer(getStack(), modname);
 
-	if(!string_allowed(modname, MODNAME_ALLOWED_CHARS)){
+	if (!string_allowed(modname, MODNAME_ALLOWED_CHARS)) {
 		errorstream<<"Error loading mod \""<<modname
 				<<"\": modname does not follow naming conventions: "
 				<<"Only chararacters [a-z0-9_] are allowed."<<std::endl;
 		return false;
 	}
 
-	bool success = false;
-
-	try{
-		success = loadScript(scriptpath);
-	}
-	catch(LuaError &e){
-		errorstream<<"Error loading mod \""<<modname
-				<<"\": "<<e.what()<<std::endl;
-	}
-
-	return success;
+	return loadScript(scriptpath);
 }
 
 bool ScriptApiBase::loadScript(const std::string &scriptpath)
diff --git a/src/script/lua_api/l_mainmenu.cpp b/src/script/lua_api/l_mainmenu.cpp
index 8ee2069b1..226620fc6 100644
--- a/src/script/lua_api/l_mainmenu.cpp
+++ b/src/script/lua_api/l_mainmenu.cpp
@@ -885,7 +885,7 @@ int ModApiMainMenu::l_extract_zip(lua_State *L)
 }
 
 /******************************************************************************/
-int ModApiMainMenu::l_get_scriptdir(lua_State *L)
+int ModApiMainMenu::l_get_mainmenu_path(lua_State *L)
 {
 	GUIEngine* engine = getGuiEngine(L);
 	assert(engine != 0);
@@ -1077,7 +1077,7 @@ void ModApiMainMenu::Initialize(lua_State *L, int top)
 	API_FCT(delete_dir);
 	API_FCT(copy_dir);
 	API_FCT(extract_zip);
-	API_FCT(get_scriptdir);
+	API_FCT(get_mainmenu_path);
 	API_FCT(show_file_open_dialog);
 	API_FCT(get_version);
 	API_FCT(download_file);
diff --git a/src/script/lua_api/l_mainmenu.h b/src/script/lua_api/l_mainmenu.h
index b711f2f86..7a9cafd1f 100644
--- a/src/script/lua_api/l_mainmenu.h
+++ b/src/script/lua_api/l_mainmenu.h
@@ -107,7 +107,7 @@ private:
 
 	//filesystem
 
-	static int l_get_scriptdir(lua_State *L);
+	static int l_get_mainmenu_path(lua_State *L);
 
 	static int l_get_modpath(lua_State *L);
 
diff --git a/src/script/lua_api/l_server.cpp b/src/script/lua_api/l_server.cpp
index 531d044ef..7770a5ff4 100644
--- a/src/script/lua_api/l_server.cpp
+++ b/src/script/lua_api/l_server.cpp
@@ -350,14 +350,8 @@ int ModApiServer::l_get_modpath(lua_State *L)
 {
 	NO_MAP_LOCK_REQUIRED;
 	std::string modname = luaL_checkstring(L, 1);
-	// Do it
-	if(modname == "__builtin"){
-		std::string path = getServer(L)->getBuiltinLuaPath();
-		lua_pushstring(L, path.c_str());
-		return 1;
-	}
 	const ModSpec *mod = getServer(L)->getModSpec(modname);
-	if(!mod){
+	if (!mod) {
 		lua_pushnil(L);
 		return 1;
 	}
diff --git a/src/script/lua_api/l_util.cpp b/src/script/lua_api/l_util.cpp
index f26a88a93..b30bab292 100644
--- a/src/script/lua_api/l_util.cpp
+++ b/src/script/lua_api/l_util.cpp
@@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "common/c_content.h"
 #include "cpp_api/s_async.h"
 #include "debug.h"
+#include "porting.h"
 #include "log.h"
 #include "tool.h"
 #include "settings.h"
@@ -274,6 +275,14 @@ int ModApiUtil::l_is_yes(lua_State *L)
 	return 1;
 }
 
+int ModApiUtil::l_get_builtin_path(lua_State *L)
+{
+	std::string path = porting::path_share + DIR_DELIM + "builtin";
+	lua_pushstring(L, path.c_str());
+	return 1;
+}
+
+
 void ModApiUtil::Initialize(lua_State *L, int top)
 {
 	API_FCT(debug);
@@ -294,6 +303,8 @@ void ModApiUtil::Initialize(lua_State *L, int top)
 	API_FCT(get_password_hash);
 
 	API_FCT(is_yes);
+
+	API_FCT(get_builtin_path);
 }
 
 void ModApiUtil::InitializeAsync(AsyncEngine& engine)
@@ -311,4 +322,7 @@ void ModApiUtil::InitializeAsync(AsyncEngine& engine)
 	ASYNC_API_FCT(write_json);
 
 	ASYNC_API_FCT(is_yes);
+
+	ASYNC_API_FCT(get_builtin_path);
 }
+
diff --git a/src/script/lua_api/l_util.h b/src/script/lua_api/l_util.h
index 13357587a..d72978dc6 100644
--- a/src/script/lua_api/l_util.h
+++ b/src/script/lua_api/l_util.h
@@ -79,6 +79,9 @@ private:
 	// is_yes(arg)
 	static int l_is_yes(lua_State *L);
 
+	// get_scriptdir()
+	static int l_get_builtin_path(lua_State *L);
+
 public:
 	static void Initialize(lua_State *L, int top);
 
diff --git a/src/script/scripting_game.cpp b/src/script/scripting_game.cpp
index b2c2150c6..fccd10722 100644
--- a/src/script/scripting_game.cpp
+++ b/src/script/scripting_game.cpp
@@ -18,6 +18,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "scripting_game.h"
+#include "server.h"
+#include "filesys.h"
 #include "log.h"
 #include "cpp_api/s_internal.h"
 #include "lua_api/l_base.h"
@@ -54,6 +56,9 @@ GameScripting::GameScripting(Server* server)
 
 	SCRIPTAPI_PRECHECKHEADER
 
+	lua_pushstring(L, DIR_DELIM);
+	lua_setglobal(L, "DIR_DELIM");
+
 	// Create the main minetest table
 	lua_newtable(L);
 	lua_setglobal(L, "minetest");
@@ -70,6 +75,10 @@ GameScripting::GameScripting(Server* server)
 	InitializeModApi(L, top);
 	lua_pop(L, 1);
 
+	// Push builtin initialization type
+	lua_pushstring(L, "game");
+	lua_setglobal(L, "INIT");
+
 	infostream << "SCRIPTAPI: Initialized game modules" << std::endl;
 }
 
diff --git a/src/script/scripting_mainmenu.cpp b/src/script/scripting_mainmenu.cpp
index dbf1fc45e..9afddd156 100644
--- a/src/script/scripting_mainmenu.cpp
+++ b/src/script/scripting_mainmenu.cpp
@@ -18,6 +18,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "scripting_mainmenu.h"
+#include "mods.h"
+#include "porting.h"
 #include "log.h"
 #include "filesys.h"
 #include "cpp_api/s_internal.h"
@@ -58,6 +60,10 @@ MainMenuScripting::MainMenuScripting(GUIEngine* guiengine)
 	initializeModApi(L, top);
 	lua_pop(L, 1);
 
+	// Push builtin initialization type
+	lua_pushstring(L, "mainmenu");
+	lua_setglobal(L, "INIT");
+
 	infostream << "SCRIPTAPI: Initialized main menu modules" << std::endl;
 }
 
diff --git a/src/server.cpp b/src/server.cpp
index ed99a7214..288f254ed 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -294,9 +294,6 @@ Server::Server(
 		errorstream << std::endl;
 	}
 
-	// Path to builtin.lua
-	std::string builtinpath = getBuiltinLuaPath() + DIR_DELIM + "builtin.lua";
-
 	// Lock environment
 	JMutexAutoLock envlock(m_env_mutex);
 
@@ -305,16 +302,13 @@ Server::Server(
 
 	m_script = new GameScripting(this);
 
+	std::string scriptpath = getBuiltinLuaPath() + DIR_DELIM "init.lua";
 
-	// Load and run builtin.lua
-	infostream<<"Server: Loading builtin.lua [\""
-			<<builtinpath<<"\"]"<<std::endl;
-	bool success = m_script->loadMod(builtinpath, "__builtin");
-	if(!success){
-		errorstream<<"Server: Failed to load and run "
-				<<builtinpath<<std::endl;
-		throw ModError("Failed to load and run "+builtinpath);
+	if (!m_script->loadScript(scriptpath)) {
+		throw ModError("Failed to load and run " + scriptpath);
 	}
+
+
 	// Print 'em
 	infostream<<"Server: Loading mods: ";
 	for(std::vector<ModSpec>::iterator i = m_mods.begin();