CC.BootProtector a.k.a SafeBooter (Compaitable with all OS)

os.pullEvent = os.pullEventRaw
shell.run("eject left")
shell.run("eject top")
shell.run("eject bottom")
shell.run("eject back")
shell.run("eject right")
shell.run("eject front")
term.clear()
term.setCursorPos(1,1)
print("Safe Boot CHIP DAC Initializing...\n")
sleep(2)
term.clear()
print("Safe Boot CHIP DAC Initilized\n")
sleep(0.3)
term.clear()
local w, h = term.getSize()
term.setCursorPos(math.floor(w-string.len("Booting in Safe Mode........."))/2, 2)
textutils.slowPrint("Booting in Safe Mode...............", 8)
sleep(1.3)
term.clear()
if fs.exists("startup") then
  fs.move("startup", "startup_old")
end
term.setCursorPos(math.floor(w-string.len("Safely Booted"))/2, 2)
textutils.slowPrint("Safely Booted", 15)
sleep(0.3)
term.clear()
term.setCursorPos(math.floor(w-string.len("Thanks for using this"))/2, 2)
textutils.slowPrint("Thanks for using this!", 17)
sleep(0.2)
term.clear()
write("Safe Boot Log:\n")
local osvern = os.version()
local complbl = os.getComputerLabel()
local compid = os.getComputerID()
if complbl == nil then
  complbl = "Un-Set"
end
if compid == nil then
  compid = "Unknown"
end
if osvern == nil then
  osvern = "Unknown"
end
write("Operating System: "..osvern.. "\n")
write("Computer Label: "..complbl.. "\n")
write("Computer ID: " ..compid.. "\n")
if fs.exists("startup_old") then
fs.move("startup_old", "startup")
end