startup

function cutwood()
  turtle.dig()
  turtle.forward()
    while turtle.digUp() do
      turtle.up()
    end

    while turtle.down() do
    end
    turtle.back()
end
--Start--
while true do

  while turtle.detect() == false do
    turtle.select(1)
    turtle.place()
    turtle.select(2)
  end
  while turtle.compare() == false do
    turtle.select(3)
    turtle.place()
    sleep(.5)
    turtle.select(2)
  end

  turtle.dig()
  turtle.forward()

  while turtle.compareUp() ==true do
    turtle.digUp()
    turtle.up()
  end
  while turtle.down() do
  end
  turtle.back()
  turtle.select(4)
  turtle.dropDown()
  turtle.select(2)
  turtle.refuel(6)
end