Background compilation server.

import neko.io.Process;
import neko.vm.Thread;

class HaxeServer
{
    public static var port = "4444";

    static var thread:Thread;

    public static function start()
    {
        #if haxe_209
        if (thread == null)
        {
            Sys.println("Starting compilation server on port " + port);
            thread = Thread.create(main);
        }
        #end
    }

    public static function stop()
    {
        if (thread != null)
        {
            Sys.println("Killing compilation server on port " + port);
            thread.sendMessage("kill");
            thread = null;
        }
    }

    static function main()
    {
        var process = new Process("haxe", ["--wait", port]);
        while (Thread.readMessage(false) != "kill") Sys.sleep(0.1);
        process.kill();
    }
}