local awful = require("awful")

function get_calendar()
    local f = io.popen('gcal -i- -s1 .+')
    local l = nil
    if f ~= nil then
        f:read()
        l = f:read("*all")
    else
        l = '?'
    end
    f:close()
    return l
end

textclock_widget = awful.widget.textclock(" %a %d %b  %H:%M ")

calendar_widget = awful.tooltip({objects={textclock_widget}})
calendar_widget:set_text(get_calendar())