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comparison share/lua/5.2/luarocks/fs.lua @ 1132:d137f631bad5
<GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
| author | HackBot |
|---|---|
| date | Fri, 14 Dec 2012 22:24:27 +0000 |
| parents | |
| children |
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| 1131:ff65dfb63263 | 1132:d137f631bad5 |
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| 1 | |
| 2 --- Proxy module for filesystem and platform abstractions. | |
| 3 -- All code using "fs" code should require "luarocks.fs", | |
| 4 -- and not the various platform-specific implementations. | |
| 5 -- However, see the documentation of the implementation | |
| 6 -- for the API reference. | |
| 7 | |
| 8 local pairs = pairs | |
| 9 | |
| 10 module("luarocks.fs", package.seeall) | |
| 11 | |
| 12 local cfg = require("luarocks.cfg") | |
| 13 | |
| 14 local function load_fns(fs_table) | |
| 15 for name, fn in pairs(fs_table) do | |
| 16 if not _M[name] then | |
| 17 _M[name] = fn | |
| 18 end | |
| 19 end | |
| 20 end | |
| 21 | |
| 22 -- Load platform-specific functions | |
| 23 local loaded_platform = nil | |
| 24 for _, platform in ipairs(cfg.platforms) do | |
| 25 local ok, fs_plat = pcall(require, "luarocks.fs."..platform) | |
| 26 if ok and fs_plat then | |
| 27 loaded_platform = platform | |
| 28 load_fns(fs_plat) | |
| 29 break | |
| 30 end | |
| 31 end | |
| 32 | |
| 33 -- Load platform-independent pure-Lua functionality | |
| 34 local fs_lua = require("luarocks.fs.lua") | |
| 35 load_fns(fs_lua) | |
| 36 | |
| 37 -- Load platform-specific fallbacks for missing Lua modules | |
| 38 local ok, fs_plat_tools = pcall(require, "luarocks.fs."..loaded_platform..".tools") | |
| 39 if ok and fs_plat_tools then load_fns(fs_plat_tools) end | |
| 40 |