vicious/cpuinf.lua

45 lines
1.4 KiB
Lua

---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2009, Adrian C. <anrxc@sysphere.org>
---------------------------------------------------
-- {{{ Grab environment
local tonumber = tonumber
local io = { open = io.open }
local setmetatable = setmetatable
local string = { match = string.match }
-- }}}
-- Cpuinf: provides speed and cache information for all available CPUs/cores
module("vicious.cpuinf")
-- {{{ CPU Information widget type
local function worker(format)
-- Get cpuinfo
local f = io.open("/proc/cpuinfo")
local cpu_id = nil
local cpu_info = {}
for line in f:lines() do
if string.match(line, "^processor.*") then
cpu_id = string.match(line, "([%d]+)")
elseif string.match(line, "^cpu MHz.*") then
local cpu_speed = tonumber(string.match(line, "([%d]+)%."))
cpu_info["{cpu"..cpu_id.." mhz}"] = cpu_speed
cpu_info["{cpu"..cpu_id.." ghz}"] = cpu_speed / 1000
elseif string.match(line, "^cache size.*") then
local cpu_cache = tonumber(string.match(line, "([%d]+)[%s]KB"))
cpu_info["{cpu"..cpu_id.." kb}"] = cpu_cache
cpu_info["{cpu"..cpu_id.." mb}"] = cpu_cache / 1024
end
end
f:close()
return cpu_info
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })