Security Handler - Crash Menu

--this program acts as a crash menu, allowing the user to choose what action to take once a crash has occured
os.pullEvent = os.pullEventRaw
version = "1.0.0"
settings.load(".settings")

local function Clear()
term.clear()
term.setCursorPos(1,1)
end

function DrawMenu()
term.setCursorPos(1,6)
print("SECURITY HANDLER - CRASH MENU")
print("a crash/Terminate event has occured,")
print("please choose one of the following")
print("--Options--")
print("1 - return to menu")
print("2 - reboot")
print("3 - shutdown")
local event
repeat
    event = {os.pullEvent("key")}
until event[2] == keys.one or event[2] == keys.two or event[2] == keys.three
if event[2] == keys.one then
    shell.run(settings.get("os_DesktopLoc"))
elseif event[2] == keys.two then
    os.reboot()
elseif event[2] == keys.three then
    os.shutdown()
end
DrawMenu()
end

DrawMenu()