multi/multi/integration/luvitManager.lua

--[[
MIT License

Copyright (c) 2019 Ryan Ward

Permission is hereby granted, free of charge, to any person obtaining a copy
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]]

-- I DEMAND USAGE FOR LUVIT
-- Cannot use discordia without my multitasking library (Which I love more that the luvit platform... then again i'm partial :P)
package.path="?/init.lua;?.lua;"..package.path
local function _INIT(luvitThread,timer)
	-- lots of this stuff should be able to stay the same
	function os.getOS()
		if package.config:sub(1,1)=='\\' then
			return 'windows'
		else
			return 'unix'
		end
	end
	-- Step 1 get setup threads on luvit... Sigh how do i even...
	local multi = require("multi")
	isMainThread=true
	function multi:canSystemThread()
		return true
	end
	function multi:getPlatform()
		return "luvit"
	end
	local multi=multi
	-- Step 2 set up the Global table... is this possible?
	local GLOBAL={}
	setmetatable(GLOBAL,{
		__index=function(t,k)
			--print("No Global table when using luvit integration!")
			return nil
		end,
		__newindex=function(t,k,v)
			--print("No Global table when using luvit integration!")
		end,
	})
	local THREAD={}
	function THREAD.set(name,val)
		--print("No Global table when using luvit integration!")
	end
	function THREAD.get(name)
		--print("No Global table when using luvit integration!")
	end
	local function randomString(n)
		local str = ''
		local strings = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','1','2','3','4','5','6','7','8','9','0','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'}
		for i=1,n do
			str = str..''..strings[math.random(1,#strings)]
		end
		return str
	end
	function THREAD.waitFor(name)
		--print("No Global table when using luvit integration!")
	end
	function THREAD.testFor(name,val,sym)
		--print("No Global table when using luvit integration!")
	end
	function THREAD.getCores()
		return THREAD.__CORES
	end
	if os.getOS()=="windows" then
		THREAD.__CORES=tonumber(os.getenv("NUMBER_OF_PROCESSORS"))
	else
		THREAD.__CORES=tonumber(io.popen("nproc --all"):read("*n"))
	end
	function THREAD.kill() -- trigger the thread destruction
		error("Thread was Killed!")
	end
	-- hmmm if im cleaver I can get this to work... but since data passing isn't going to be a thing its probably not important
	function THREAD.sleep(n)
		--print("No Global table when using luvit integration!")
	end
	function THREAD.hold(n)
		--print("No Global table when using luvit integration!")
	end
	-- Step 5 Basic Threads!
	local function entry(path,name,func,...)
		local timer = require'timer'
		local luvitThread = require'thread'
		package.path=path
		loadstring(func)(...)
	end
	function multi:newSystemThread(name,func,...)
		local c={}
		local __self=c
		c.name=name
		c.Type="sthread"
		c.thread={}
		c.func=string.dump(func)
		function c:kill()
			-- print("No Global table when using luvit integration!")
		end
		luvitThread.start(entry,package.path,name,c.func,...)
		return c
	end
	multi.print("Integrated Luvit!")
	multi.integration={} -- for module creators
	multi.integration.GLOBAL=GLOBAL
	multi.integration.THREAD=THREAD
	require("multi.integration.shared")
	-- Start the main mainloop... This allows you to process your multi objects, but the engine on the main thread will be limited to .001 or 1 millisecond sigh...
	local interval = timer.setInterval(1, function ()
		multi:uManager()
	end)
	return multi
end
return {init=function(threadHandle,timerHandle) local multi = _INIT(threadHandle,timerHandle) return GLOBAL, THREAD end}