View difference between Paste ID: ZsGmzz2T and dEtcqCHY

 -- ##############################
--- msg_receiver test4
+-- msg_receiver
 -- version 0.6
 -- (a paired program: msg_sender 0.6, http://pastebin.com/yUgqzL98)
 -- http://hevohevo.hatenablog.com/
-function hevo()
+
-  print("hevohevo!")
+
 
 function myRefuelAll()
   for i=1,16 do
     turtle.select(i)
     turtle.refuel()
   end
   turtle.select(1)
-  local status, err = pcall(func)
+
 
-  if status then -- success
+function printResults(sender_id, message, tbl_results)
   local exist_status, run_status, err_msg = unpack(tbl_results)
-  else -- wrong string
+  if exist_status then -- found a function
-    print("(error) #",sender_id,": ",message)
+    if run_status then -- success for running
 	 print("#",sender_id,": ",message)
     else -- failed or doesn't reply
       print("#",sender_id,": ",message)
       if err_msg then
         print(" (Error) ",err_msg)
       else
         print(" (No reply) ")
       end
     end
   else -- failed with running by wrong string
     print("#",sender_id,": ",message)
     print(" (NotFound) ")
   end
 end
 
 -- main
 while true do
   local sender_id, message, distance = rednet.receive()
 
   -- when a message includes the plural functions, doesn't return values.
   if not string.find(message,";") then
     message = "return "..message
   end
 
   -- make a function and run
   local func = loadstring(message)
   setfenv(func, getfenv()) -- change func's environment(_G) to current one.
   local results = {pcall(func)} -- table: 1) exist_status, 2) run_status, 3) err_msg
 
   -- respond results to the sender
   rednet.send(sender_id, textutils.serialize(results))
 
   -- print results to the terminal display.
   printResults(sender_id, message, results)
 end