From fa54448b7ac9627b676198b4833715e629cf00d2 Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Tue, 16 Apr 2013 18:18:22 -0400
Subject: net.server_select: Add and improve some comments.

---
 net/server_select.lua | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'net')

diff --git a/net/server_select.lua b/net/server_select.lua
index 86c9daef..983b06a2 100644
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -847,6 +847,7 @@ loop = function(once) -- this is the main loop of the program
 		end
 		_currenttime = luasocket_gettime( )
 
+		-- Check for socket timeouts
 		local difftime = os_difftime( _currenttime - _starttime )
 		if difftime > _checkinterval then
 			_starttime = _currenttime
@@ -866,6 +867,7 @@ loop = function(once) -- this is the main loop of the program
 			end
 		end
 
+		-- Fire timers
 		if _currenttime - _timer >= math_min(next_timer_time, 1) then
 			next_timer_time = math_huge;
 			for i = 1, _timerlistlen do
@@ -876,8 +878,9 @@ loop = function(once) -- this is the main loop of the program
 		else
 			next_timer_time = next_timer_time - (_currenttime - _timer);
 		end
-		socket_sleep( _sleeptime ) -- wait some time
-		--collectgarbage( )
+
+		-- wait some time (0 by default)
+		socket_sleep( _sleeptime )
 	until quitting;
 	if once and quitting == "once" then quitting = nil; return; end
 	return "quitting"
-- 
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