util.timer: Move sleep() here from util.async This is to solve a indirect dependency issue where net.server was initialized before the config was read

author: Kim Alvefur <zash@zash.se>
date: Fri, 23 Mar 2018 21:18:15 +0100
parent: 8684:801f253ef52d
child: 8766:01264bc60c2b
--- a/util/async.lua	Fri Mar 23 20:57:34 2018 +0100
+++ b/util/async.lua	Fri Mar 23 21:18:15 2018 +0100
@@ -1,6 +1,5 @@
 local log = require "util.logger".init("util.async");
 local new_id = require "util.id".short;
-local timer = require "util.timer";
 
 local function checkthread()
 	local thread, main = coroutine.running();
@@ -226,16 +225,9 @@
 	return pcall(checkthread);
 end
 
-local function sleep(s)
-	local wait, done = waiter();
-	timer.add_task(s, done);
-	wait();
-end
-
 return {
 	ready = ready;
 	waiter = waiter;
 	guarder = guarder;
 	runner = runner;
-	sleep = sleep;
 };