File

net/cqueues.lua @ 11465:19a88b61ab4e

util.datamapper: Factor out extraction of the XML part to use So extract_value() takes an XML tag and details about which part we're interested in and returns that. Factoring this out will help with array implementation since this will be common behavior.
author Kim Alvefur <zash@zash.se>
date Sat, 20 Mar 2021 19:02:18 +0100
parent 10999:37b884d675f7
child 12974:ba409c67353b
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-- Prosody IM
-- Copyright (C) 2014 Daurnimator
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
-- This module allows you to use cqueues with a net.server mainloop
--

local server = require "net.server";
local cqueues = require "cqueues";
local timer = require "util.timer";
assert(cqueues.VERSION >= 20150113, "cqueues newer than 20150113 required")

-- Create a single top level cqueue
local cq;

if server.cq then -- server provides cqueues object
	cq = server.cq;
elseif server.watchfd then
	cq = cqueues.new();
	local timeout = timer.add_task(cq:timeout() or 0, function ()
		-- FIXME It should be enough to reschedule this timeout instead of replacing it, but this does not work.  See https://issues.prosody.im/1572
		assert(cq:loop(0));
		return cq:timeout();
	end);
	server.watchfd(cq:pollfd(), function ()
		assert(cq:loop(0));
		local t = cq:timeout();
		if t then
			timer.stop(timeout);
			timeout = timer.add_task(cq:timeout(), function ()
				assert(cq:loop(0));
				return cq:timeout();
			end);
		end
	end);
else
	error "NYI"
end

return {
	cq = cq;
}