data = "Hello world"; assert ($rc = sp_send($sender, $req) == 0); $req = new Msg(); assert (($rc = sp_recv($recver, $req)) == 0); /* why coredump here */ $tmp = $req->hdr; $req->data = "Hello you ?"; assert (($rc = sp_send($recver, $req)) == 0); assert (($rc = sp_send($recver, $req)) == 0); $resp = new Msg(); assert (($rc = sp_recv($sender, $resp)) == 0); assert (($rc = sp_recv($sender, $resp)) == 0); print("PASS " . $req->data . "\n"); } sp_close($recver); sp_close($sender); ?>