vicious/load.lua

31 lines
839 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
local string = { match = string.match }
-- }}}
-- Load: provides system load averages for the past 1, 5, and 15 minutes
module("vicious.load")
-- {{{ Load widget type
local function worker(format)
local f = io.open('/proc/loadavg')
local line = f:read("*line")
f:close()
local l1, l5, l15 = -- Get load averages for past 1, 5 and 15 minutes
string.match(line, "([%d]*%.[%d]*)%s([%d]*%.[%d]*)%s([%d]*%.[%d]*)")
return {l1, l5, l15}
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })