Software /
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prosody
Changeset
3805:96167ce17cff
net.server_select: Make changes required for sub-second timer precision.
author | Waqas Hussain <waqas20@gmail.com> |
---|---|
date | Thu, 02 Dec 2010 22:40:42 +0500 (2010-12-02) |
parents | 3804:da75eb23dbba |
children | 3806:38a13e0ac29c |
files | net/server_select.lua |
diffstat | 1 files changed, 14 insertions(+), 7 deletions(-) [+] |
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line diff
--- a/net/server_select.lua Thu Dec 02 17:11:51 2010 +0500 +++ b/net/server_select.lua Thu Dec 02 22:40:42 2010 +0500 @@ -44,8 +44,9 @@ --// lua lib methods //-- -local os_time = os.time local os_difftime = os.difftime +local math_min = math.min +local math_huge = math.huge local table_concat = table.concat local table_remove = table.remove local string_len = string.len @@ -57,6 +58,7 @@ local luasec = use "ssl" local luasocket = use "socket" or require "socket" +local luasocket_gettime = luasocket.gettime --// extern lib methods //-- @@ -796,8 +798,9 @@ loop = function(once) -- this is the main loop of the program if quitting then return "quitting"; end if once then quitting = "once"; end + local next_timer_time = math_huge; repeat - local read, write, err = socket_select( _readlist, _sendlist, _selecttimeout ) + local read, write, err = socket_select( _readlist, _sendlist, math_min(_selecttimeout, next_timer_time) ) for i, socket in ipairs( write ) do -- send data waiting in writequeues local handler = _socketlist[ socket ] if handler then @@ -821,12 +824,16 @@ handler:close( true ) -- forced disconnect end clean( _closelist ) - _currenttime = os_time( ) - if os_difftime( _currenttime - _timer ) >= 1 then + _currenttime = luasocket_gettime( ) + if _currenttime - _timer >= math_min(next_timer_time, 1) then + next_timer_time = math_huge; for i = 1, _timerlistlen do - _timerlist[ i ]( _currenttime ) -- fire timers + local t = _timerlist[ i ]( _currenttime ) -- fire timers + if t then next_timer_time = math_min(next_timer_time, t); end end _timer = _currenttime + else + next_timer_time = next_timer_time - (_currenttime - _timer); end socket_sleep( _sleeptime ) -- wait some time --collectgarbage( ) @@ -886,8 +893,8 @@ use "setmetatable" ( _readtimes, { __mode = "k" } ) use "setmetatable" ( _writetimes, { __mode = "k" } ) -_timer = os_time( ) -_starttime = os_time( ) +_timer = luasocket_gettime( ) +_starttime = luasocket_gettime( ) addtimer( function( ) local difftime = os_difftime( _currenttime - _starttime )