Files
opus-apps/openos/apis/filesystem.lua
kepler155c@gmail.com 426c856dfb refactor parallel code
2019-04-05 17:32:22 -04:00

60 lines
1.2 KiB
Lua

local fs = _G.fs
local function get(path)
local label = fs.getDrive(path)
if label then
local proxy = {
getLabel = function() return label end,
isReadOnly = function() return fs.isReadOnly(path) end,
spaceTotal = function() return fs.getSize(path, true) + fs.getFreeSpace(path) end,
spaceUsed = function() return fs.getSize(path, true) end,
}
return proxy, path
end
end
local function mounts()
local t = {
[ fs.getDrive('/') ] = '/'
}
for _,path in pairs(fs.list('/')) do
local label = fs.getDrive(path)
if not t[label] then
t[label] = path
end
end
return function()
local label, path = next(t)
if label then
t[label] = nil
return get(path)
end
end
end
local function list(path)
local set = fs.list(path)
return function()
local key, value = next(set)
set[key or false] = nil
return value
end
end
return {
canonical = function(...) return ... end,
concat = fs.combine,
exists = fs.exists,
get = get,
isDirectory = fs.isDir,
isLink = function() return false end,
list = list,
mounts = mounts,
name = fs.getName,
open = function(n, m) return fs.open(n, m or 'r') end,
realPath = function(...) return ... end,
size = fs.getSize,
}