net.server_select: Remove socket.sleep call from main loop

It's been there since the start; but should really not be required.
People can remember an issue with FreeBSD that this solved, but this was a hack solution anyway.
If that issue rears it's head again, we will solve it properly.

diff --git a/net/server_select.lua b/net/server_select.lua
index cf55be5d2f440349ab706dd05c7027ebcc687ceb..a0574f33eb2b67b3780829522898e9a425acdbcb 100644 (file)
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -57,7 +57,6 @@ local getaddrinfo = luasocket.dns.getaddrinfo
 
 local ssl_wrap = ( has_luasec and luasec.wrap )
 local socket_bind = luasocket.bind
-local socket_sleep = luasocket.sleep
 local socket_select = luasocket.select
 
 --// functions //--
@@ -101,7 +100,6 @@ local _sendtraffic
 local _readtraffic
 
 local _selecttimeout
-local _sleeptime
 local _tcpbacklog
 
 local _starttime
@@ -138,7 +136,6 @@ _sendtraffic = 0 -- some stats
 _readtraffic = 0
 
 _selecttimeout = 1 -- timeout of socket.select
-_sleeptime = 0 -- time to wait at the end of every loop
 _tcpbacklog = 128 -- some kind of hint to the OS
 
 _maxsendlen = 51000 * 1024 -- max len of send buffer
@@ -790,7 +787,6 @@ end
 getsettings = function( )
        return {
                select_timeout = _selecttimeout;
-               select_sleep_time = _sleeptime;
                tcp_backlog = _tcpbacklog;
                max_send_buffer_size = _maxsendlen;
                max_receive_buffer_size = _maxreadlen;
@@ -808,7 +804,6 @@ changesettings = function( new )
                return nil, "invalid settings table"
        end
        _selecttimeout = tonumber( new.select_timeout ) or _selecttimeout
-       _sleeptime = tonumber( new.select_sleep_time ) or _sleeptime
        _maxsendlen = tonumber( new.max_send_buffer_size ) or _maxsendlen
        _maxreadlen = tonumber( new.max_receive_buffer_size ) or _maxreadlen
        _checkinterval = tonumber( new.select_idle_check_interval ) or _checkinterval
@@ -941,9 +936,6 @@ loop = function(once) -- this is the main loop of the program
                                end
                        end
                end
-
-               -- wait some time (0 by default)
-               socket_sleep( _sleeptime )
        until quitting;
        if once and quitting == "once" then quitting = nil; return; end
        return "quitting"