<?php
 
include "sysVcom.php";
 
//clear the queues at startup - otherwise things can get tricky
clear_IPC( );
 
$msgArr = null;
 
while(true){
	
	$caller_id = 0;
	
	$obj = rpc_listen( $caller_id, $msgArr );
 
	//print_r( $obj );
	
	//do something with the data
	array_unshift( $obj, "Greetings" );
 
	//send msg back
	rpc_reply( $caller_id, $obj );
 
	//done with the message
	unset( $msgArr[$caller_id] );
}
 
	
?>