startup

os.pullEvent = os.pullEventRaw

term.clear()
term.setCursorPos(1,1)

if fs.exists("/install") then
    shell.run("delete", "/install")
end
if fs.exists("/cancel") then
    shell.run("delete", "/cancel")
end
if fs.exists("/.deletetemp") then
    shell.run("delete", "/.deletetemp")
end
shell.run("cp", "/disk/temp/install.lua", "/install")
shell.run("cp", "/disk/temp/cancel.lua", "/cancel")
shell.run("cp", "/disk/temp/.deletetemp.lua", "/.deletetemp")

write("Welcome to ")
term.setTextColor(colors.cyan)
write("Diamond OS 1.2.1 ")
term.setTextColor(colors.white)
print("installer!")
write("To install type ")
term.setTextColor(colors.green)
print("'install'")
term.setTextColor(colors.white)
write("To cancel installation type ")
term.setTextColor(colors.red)
print("'cancel'")
term.setTextColor(colors.white)