From: ian <ian>
Date: Sat, 10 May 2008 23:27:14 +0000 (+0000)
Subject: better error message for seg in wiring but not in topology
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ijackson/git?a=commitdiff_plain;h=f7a9f5018e2409f7e94958c754b55a1ab1c2d481;p=trains.git

better error message for seg in wiring but not in topology
---

diff --git a/layout/data2safety b/layout/data2safety
index 67f3064..f2ea3f4 100755
--- a/layout/data2safety
+++ b/layout/data2safety
@@ -602,7 +602,8 @@ sub writeout () {
 		o(", ") if $end;
 		o("{");
 		$otherend= $segr->{Ends}[$comb][!$end];
-		defined $otherend or die "$seg $comb $end ?";
+		defined $otherend or
+		    die "segment $seg combination $comb end $end undefined\n";
 		($node,$side) = @$otherend;
 		$nodeotherside= $nodes{$node}[1-$side];
 		if (defined $nodeotherside) {