[MC-CC] Turtle Ceiling maker

local actualSlotNumber = 1
local running = true

function place()
   while (turtle.getItemCount(actualSlotNumber) == 0) do
      actualSlotNumber = actualSlotNumber + 1
      if not turtle.select(actualSlotNumber) then
         return false
      end
   end
   turtle.placeUp()
   return turtle.forward()
end

turtle.select(actualSlotNumber)
while running do
   running = place()
end