net/server.lua
author Matthew Wild <mwild1@gmail.com>
Thu, 03 May 2012 16:48:34 +0100
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net.server, net.timer, net.server_select: Rearrange dependencies between these three modules. server.addtimer() is no longer a public function (renamed to _addtimer) and is not available at all from server_event (compat code removed to prevent traceback) (thanks Nulani)
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-- Prosody IM
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-- Copyright (C) 2008-2010 Matthew Wild
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-- Copyright (C) 2008-2010 Waqas Hussain
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-- 
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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local use_luaevent = prosody and require "core.configmanager".get("*", "core", "use_libevent");
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if use_luaevent then
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	use_luaevent = pcall(require, "luaevent.core");
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	if not use_luaevent then
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		log("error", "libevent not found, falling back to select()");
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	end
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end
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local server;
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if use_luaevent then
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	server = require "net.server_select";
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	-- Overwrite signal.signal() because we need to ask libevent to
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	-- handle them instead
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	local ok, signal = pcall(require, "util.signal");
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	if ok and signal then
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		local _signal_signal = signal.signal;
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		function signal.signal(signal_id, handler)
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			if type(signal_id) == "string" then
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				signal_id = signal[signal_id:upper()];
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			end
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			if type(signal_id) ~= "number" then
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				return false, "invalid-signal";
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			end
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			return server.hook_signal(signal_id, handler);
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		end
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	end
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else
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	server = require "net.server_select";
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end
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-- require "net.server" shall now forever return this,
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-- ie. server_select or server_event as chosen above.
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return server;