Mercurial > prosody-hg
comparison util/dependencies.lua @ 408:eb1a0960cefb
Friendlier messages on missing dependencies
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Tue, 25 Nov 2008 02:20:23 +0000 |
| parents | |
| children | 2269e9cbe153 |
comparison
equal
deleted
inserted
replaced
| 407:7ae008771391 | 408:eb1a0960cefb |
|---|---|
| 1 local fatal; | |
| 2 | |
| 3 local function softreq(...) local ok, lib = pcall(require, ...); if ok then return lib; else return nil; end end | |
| 4 | |
| 5 local function missingdep(name, sources, msg) | |
| 6 print("Prosody was unable to find "..tostring(name)); | |
| 7 print("This package can be obtained in the following ways:"); | |
| 8 print(""); | |
| 9 for k,v in pairs(sources) do | |
| 10 print("", k, v); | |
| 11 end | |
| 12 print(msg or (name.." is required for Prosody to run, so we will now exit.")); | |
| 13 end | |
| 14 | |
| 15 local lxp = softreq "lxp" | |
| 16 | |
| 17 if not lxp then | |
| 18 missingdep("luaexpat", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-expat0"; ["luarocks"] = "luarocks install luaexpat"; }); | |
| 19 fatal = true; | |
| 20 end | |
| 21 | |
| 22 local socket = softreq "socket" | |
| 23 | |
| 24 if not socket then | |
| 25 missingdep("luasocket", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-socket2"; ["luarocks"] = "luarocks install luasocket"; }); | |
| 26 fatal = true; | |
| 27 end | |
| 28 | |
| 29 local ssl = softreq "ssl" | |
| 30 | |
| 31 if not ssl then | |
| 32 missingdep("LuaSec", { ["Source"] = "http://www.inf.puc-rio.br/~brunoos/luasec/" }, "SSL/TLS support will not be available"); | |
| 33 end | |
| 34 | |
| 35 if fatal then os.exit(1); end |