prosody
cccd610a0ef9
util/dependencies.lua

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util/dependencies.lua @ 519:cccd610a0ef9

Insert copyright/license headers
author Matthew Wild <mwild1@gmail.com>
date Wed, 03 Dec 2008 14:39:07 +0000
parent 449:c0a4a1e63d70
child 526:b1d90f7d074a
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519
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1 -- Prosody IM v0.1
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2 -- Copyright (C) 2008 Matthew Wild
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3 -- Copyright (C) 2008 Waqas Hussain
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4 --
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5 -- This program is free software; you can redistribute it and/or
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6 -- modify it under the terms of the GNU General Public License
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7 -- as published by the Free Software Foundation; either version 2
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8 -- of the License, or (at your option) any later version.
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9 --
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10 -- This program is distributed in the hope that it will be useful,
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11 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 -- GNU General Public License for more details.
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14 --
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15 -- You should have received a copy of the GNU General Public License
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16 -- along with this program; if not, write to the Free Software
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17 -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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18 --
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19
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20
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21 local fatal;
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22
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23 local function softreq(...) local ok, lib = pcall(require, ...); if ok then return lib; else return nil; end end
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24
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25 local function missingdep(name, sources, msg)
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26 print("");
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27 print("**************************");
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28 print("Prosody was unable to find "..tostring(name));
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29 print("This package can be obtained in the following ways:");
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30 print("");
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31 for k,v in pairs(sources) do
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32 print("", k, v);
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33 end
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34 print("");
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35 print(msg or (name.." is required for Prosody to run, so we will now exit."));
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36 print("More help can be found on our website, at http://.../doc/depends");
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37 print("**************************");
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38 print("");
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39 end
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40
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41 local lxp = softreq "lxp"
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42
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43 if not lxp then
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44 missingdep("luaexpat", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-expat0"; ["luarocks"] = "luarocks install luaexpat"; });
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45 fatal = true;
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46 end
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47
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48 local socket = softreq "socket"
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49
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50 if not socket then
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51 missingdep("luasocket", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-socket2"; ["luarocks"] = "luarocks install luasocket"; });
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52 fatal = true;
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53 end
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54
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55 local ssl = softreq "ssl"
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56
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57 if not ssl then
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58 if config.get("*", "core", "run_without_ssl") then
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59 log("warn", "Running without SSL support because run_without_ssl is defined in the config");
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60 else
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61 missingdep("LuaSec", { ["Source"] = "http://www.inf.puc-rio.br/~brunoos/luasec/" }, "SSL/TLS support will not be available");
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62 end
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63 end
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64
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65
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66 if fatal then os.exit(1); end