remoteLogReceiver

-- ===============================
-- remoteLogReceiver.lua
-- ===============================
-- -------------------------------
-- config
-- -------------------------------
local MODEM_DIR     = "top"
local FILE_ENABLED  = true
local FILE_NAME     = "remote.log"
local PRINT_ENABLED = true

-- -------------------------------
-- application
-- -------------------------------
local function debug(txt)
  local hFile
  if fs.exists(LOG_FILE_NAME) then
    hFile = fs.open(FILE_NAME, "a");
  else
    hFile = fs.open(FILE_NAME, "w");
  end
  hFile.writeLine(txt);
  hFile.close();
end
-- -------------------------------
-- main
-- -------------------------------
print("log_client(remote log receiver)")
print("receive() ...")
while true do
  rednet.open(MODEM_DIR)
  local sdrId, msg, dist = rednet.receive()
  rednet.close()
  if PRINT_ENABLED then
    print(tostring(sdrId)..","..tostring(dist)..","..msg)
  end
  rednet.close(MODEM_DIR)
end