# HG changeset patch
# User daurnimator <quae@daurnimator.com>
# Date 1421694071 18000
# Node ID a1570219b8659a3da4a985d66645a9b14b9c8fbc
# Parent  addf60d25356f40c91b76636d43b705070580416
net.server_select: Remove do-nothing os_difftime calls [backported from trunk]

diff -r addf60d25356 -r a1570219b865 net/server_select.lua
--- a/net/server_select.lua	Mon Mar 28 19:56:12 2016 +0200
+++ b/net/server_select.lua	Mon Jan 19 14:01:11 2015 -0500
@@ -38,7 +38,6 @@
 
 --// lua lib methods //--
 
-local os_difftime = os.difftime
 local math_min = math.min
 local math_huge = math.huge
 local table_concat = table.concat
@@ -891,17 +890,16 @@
 		_currenttime = luasocket_gettime( )
 
 		-- Check for socket timeouts
-		local difftime = os_difftime( _currenttime - _starttime )
-		if difftime > _checkinterval then
+		if _currenttime - _starttime > _checkinterval then
 			_starttime = _currenttime
 			for handler, timestamp in pairs( _writetimes ) do
-				if os_difftime( _currenttime - timestamp ) > _sendtimeout then
+				if _currenttime - timestamp > _sendtimeout then
 					handler.disconnect( )( handler, "send timeout" )
 					handler:force_close()	 -- forced disconnect
 				end
 			end
 			for handler, timestamp in pairs( _readtimes ) do
-				if os_difftime( _currenttime - timestamp ) > _readtimeout then
+				if _currenttime - timestamp > _readtimeout then
 					if not(handler.onreadtimeout) or handler:onreadtimeout() ~= true then
 						handler.disconnect( )( handler, "read timeout" )
 						handler:close( )	-- forced disconnect?