chunk_spy

local function requestCoordinates()
    print("Enter coords:")
    io.write("X: ")
    local x = read()
    io.write("Z: ")
    local z = read()
    x = tostring(tonumber( (tonumber(x)-7)/16 ))
    z = tostring(tonumber( (tonumber(z)-7)/16 ))
    print(x, z)

    local file = fs.open("coordinates.txt", "w")
    file.writeLine(x)
    file.writeLine(z)
    file.close()

    print("Coords saved!")
end

if not fs.exists("coordinates.txt") then
    requestCoordinates()
end

local startup = fs.open("startup.lua", "w")
startup.write([[
local file = fs.open("coordinates.txt", "r")
local x = tostring( tonumber(file.readLine()) * os.day() )
local z = tostring( tonumber(file.readLine()) * os.day() )
file.close()

rednet.open("top")
while true do
    local message = z.." "..x
    rednet.broadcast(message, "108")
    sleep(1)
end
]])
startup.close()
sleep(5)
os.reboot()