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---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2009, Adrian C. <anrxc@sysphere.org>
-- * (c) 2008, Lucas de Vries <lucas@glacicle.com>
---------------------------------------------------
-- {{{ Grab environment
local tonumber = tonumber
local io = { popen = io.popen }
local setmetatable = setmetatable
local string = { match = string.match }
-- }}}
-- FS: provides file system disk space usage
module("vicious.fs")
-- {{{ Filesystem widget type
local function worker(format, nfs)
-- Fallback to listing only local file systems
if nfs then nfs = "" else nfs = "--local" end
-- Get data from df
local f = io.popen("LANG=C df -hP " .. nfs)
local fs_info = {}
for line in f:lines() do
if not string.match(line, "^Filesystem.*") then
local size, used, avail, usep, mount =
-- Match all at once, including network file systems
string.match(line, "^[%w%p]+[%s]+([%d%.]+)[%a]?[%s]+([%d%.]+)[%a]?[%s]+([%d%.]+)[%a]?[%s]+([%d]+)%%[%s]+([%w%p]+)$")
fs_info["{"..mount.." size}"] = tonumber(size)
fs_info["{"..mount.." used}"] = tonumber(used)
fs_info["{"..mount.." avail}"] = tonumber(avail)
fs_info["{"..mount.." usep}"] = tonumber(usep)
end
end
f:close()
return fs_info
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })
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