vicious/thermal.lua

33 lines
952 B
Lua

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-- Licensed under the GNU General Public License v2
-- * (c) 2009, Adrian C. <anrxc.sysphere.org>
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-- {{{ Grab environment
local io = { open = io.open }
local setmetatable = setmetatable
-- }}}
-- Thermal: provides temperature levels of ACPI thermal zones
module("vicious.thermal")
-- {{{ Thermal widget type
local function worker(format, thermal_zone)
-- Get an ACPI thermal zone
local f = io.open("/proc/acpi/thermal_zone/" .. thermal_zone .. "/temperature")
-- Fix your ACPI setup, or find another source of temperature
-- exposed trough /sys, if a thermal_zone can't be found
if not f then return {"N/A"} end
local line = f:read("*line")
f:close()
local temperature = line:match("[%d]?[%d]?[%d]")
return {temperature}
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })