--- ray/src/hd/rholo4.c	1997/12/12 11:13:17	3.13
+++ ray/src/hd/rholo4.c	1997/12/12 18:12:40	3.14
@@ -148,21 +148,17 @@ int	block;
 	case DR_KILL:		/* kill computation process(es) */
 		if (msg.nbytes)
 			error(INTERNAL, "bad DR_KILL from display process");
-		if (nprocs > 0) {
-			done_packets(flush_queue());
-			if (end_rtrace())
-				error(WARNING, "bad status returned by rtrace");
-		} else
+		if (nprocs > 0)
+			done_rtrace();
+		else
 			error(WARNING, "no rtrace process to kill");
 		break;
 	case DR_RESTART:	/* restart computation process(es) */
 		if (msg.nbytes)
 			error(INTERNAL, "bad DR_RESTART from display process");
-		if (ncprocs > nprocs) {
-			checkrad();
-			if (start_rtrace() < 1)
-				error(WARNING, "cannot restart rtrace");
-		} else if (nprocs > 0)
+		if (ncprocs > nprocs)
+			new_rtrace();
+		else if (nprocs > 0)
 			error(WARNING, "rtrace already runnning");
 		else
 			error(WARNING, "holodeck not open for writing");