Annotate

net/server.lua @ 2925:692b3c6c5bd2

Merge 0.6->0.7
author Matthew Wild <mwild1@gmail.com>
date Mon, 22 Mar 2010 17:24:55 +0000
parent 2645:625d02b2a1a0
parent 2923:b7049746bd29
child 2968:fdd049a4e551
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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9 local use_luaevent = require "core.configmanager".get("*", "core", "use_libevent");
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10
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11 if use_luaevent then
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12 use_luaevent = pcall(require, "luaevent.core");
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13 if not use_luaevent then
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14 log("error", "libevent not found, falling back to select()");
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15 end
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16 end
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18 local server;
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20 if use_luaevent then
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21 server = require "net.server_event";
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22 -- util.timer requires "net.server", so instead of having
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23 -- Lua look for, and load us again (causing a loop) - set this here
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24 -- (usually it isn't set until we return, look down there...)
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25 package.loaded["net.server"] = server;
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27 -- Backwards compatibility for timers, addtimer
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28 -- called a function roughly every second
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29 local add_task = require "util.timer".add_task;
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30 function server.addtimer(f)
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31 return add_task(1, function (...) f(...); return 1; end);
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32 end
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34 -- Overwrite signal.signal() because we need to ask libevent to
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35 -- handle them instead
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36 local ok, signal = pcall(require, "util.signal");
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37 if ok and signal then
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38 local _signal_signal = signal.signal;
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39 function signal.signal(signal_id, handler)
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40 if type(signal_id) == "string" then
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41 signal_id = signal[signal_id:upper()];
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42 end
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43 if type(signal_id) ~= "number" then
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44 return false, "invalid-signal";
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45 end
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46 return server.hook_signal(signal_id, handler);
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47 end
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48 end
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49 else
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50 server = require "net.server_select";
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51 package.loaded["net.server"] = server;
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52 end
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53
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54 -- require "net.server" shall now forever return this,
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55 -- ie. server_select or server_event as chosen above.
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56 return server;