From 50711eacc4af114d6d789c6647e97ca7f89e8d82 Mon Sep 17 00:00:00 2001
From: Lars Brinkhoff <lars@nocrew.org>
Date: Tue, 12 Jun 2018 11:36:55 +0200
Subject: [PATCH] Error message from VTTIME if clock is not set.

---
 src/rvb/{vttime.8 => vttime.9} | 2 ++
 1 file changed, 2 insertions(+)
 rename src/rvb/{vttime.8 => vttime.9} (99%)

diff --git a/src/rvb/vttime.8 b/src/rvb/vttime.9
similarity index 99%
rename from src/rvb/vttime.8
rename to src/rvb/vttime.9
index 189ce323..e5222c46 100644
--- a/src/rvb/vttime.8
+++ b/src/rvb/vttime.9
@@ -234,6 +234,8 @@ rt.st:	skipn rt.onp
 
 ifn page,[
 	move t,@timdsp		;use # of 1/2 seconds since midnight
+	camn t,[-1]
+	 .value [asciz /:Clock not set./]        
 	idivi t,2		; timer
 	setzm rt.pm