Mercurial > repo
diff share/lua/5.2/luarocks/fs.lua @ 1132:d137f631bad5
<GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
author | HackBot |
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date | Fri, 14 Dec 2012 22:24:27 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/share/lua/5.2/luarocks/fs.lua Fri Dec 14 22:24:27 2012 +0000 @@ -0,0 +1,40 @@ + +--- Proxy module for filesystem and platform abstractions. +-- All code using "fs" code should require "luarocks.fs", +-- and not the various platform-specific implementations. +-- However, see the documentation of the implementation +-- for the API reference. + +local pairs = pairs + +module("luarocks.fs", package.seeall) + +local cfg = require("luarocks.cfg") + +local function load_fns(fs_table) + for name, fn in pairs(fs_table) do + if not _M[name] then + _M[name] = fn + end + end +end + +-- Load platform-specific functions +local loaded_platform = nil +for _, platform in ipairs(cfg.platforms) do + local ok, fs_plat = pcall(require, "luarocks.fs."..platform) + if ok and fs_plat then + loaded_platform = platform + load_fns(fs_plat) + break + end +end + +-- Load platform-independent pure-Lua functionality +local fs_lua = require("luarocks.fs.lua") +load_fns(fs_lua) + +-- Load platform-specific fallbacks for missing Lua modules +local ok, fs_plat_tools = pcall(require, "luarocks.fs."..loaded_platform..".tools") +if ok and fs_plat_tools then load_fns(fs_plat_tools) end +