lain/widgets/sysload.lua

42 lines
1.1 KiB
Lua

--[[
Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
* (c) 2010-2012, Peter Hofmann
--]]
local helpers = require("lain.helpers")
local wibox = require("wibox")
local io = { open = io.open }
local string = { match = string.match }
local setmetatable = setmetatable
-- System load
-- lain.widgets.sysload
local sysload = helpers.make_widget_textbox()
local function worker(args)
local args = args or {}
local timeout = args.timeout or 2
local settings = args.settings or function() end
function update()
local f = io.open("/proc/loadavg")
local ret = f:read("*all")
f:close()
load_1, load_5, load_15 = string.match(ret, "([^%s]+) ([^%s]+) ([^%s]+)")
widget = sysload.widget
settings()
end
helpers.newtimer("sysload", timeout, update)
return sysload
end
return setmetatable(sysload, { __call = function(_, ...) return worker(...) end })