local event  = require("event")

local gpsfile = io.open("/.gps_start.pos", "r")
local gpsX = gpsfile:read()
local gpsZ = gpsfile:read()
gpsfile:close()

for i = 1,10 do
  local a, b, c, e, f = event.pull()
  if a =="tablet_use" then
    print("block X: " .. (b.posX + gpsX) .. ", Z:" .. (b.posZ + gpsZ))
--    for aa, ab in pairs(b) do
--      print(aa, ab)
--    end
  end
end