# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1553454742 -3600
# Node ID 72501e3c1427ce9f6b38b2c938b1e2169fbd2c06
# Parent  9fe7b18bca15651f5b1287be187c7e39da48d3ba
net.server_select: Fix write pause/resume functions

Nothing would happen if the write buffer was empty.

Also simplified the code because it took too long to understand what
`if _sendlistlen ~= tmp then` did.

diff -r 9fe7b18bca15 -r 72501e3c1427 net/server_select.lua
--- a/net/server_select.lua	Sun Mar 24 19:07:39 2019 +0100
+++ b/net/server_select.lua	Sun Mar 24 20:12:22 2019 +0100
@@ -497,14 +497,12 @@
 		local tmp = _sendlistlen
 		_sendlistlen = removesocket( _sendlist, socket, _sendlistlen )
 		_writetimes[ handler ] = nil
-		if _sendlistlen ~= tmp then
-			nosend = true
-		end
+		nosend = true
 	end
 	handler.resume_writes = function (self)
-		if nosend then
-			nosend = false
-			write( "" )
+		nosend = false
+		if bufferlen > 0 then
+			_sendlistlen = addsocket(_sendlist, socket, _sendlistlen)
 		end
 	end