added some rsfp checking

[spider.git] / perl / Route / Node.pm

diff --git a/perl/Route/Node.pm b/perl/Route/Node.pm
index 49e241dddf5b6b7ef265861a5d2498da1c0af903..2a9c585dbd91c23a9fc0d27413a2fbbf57bf35c7 100644 (file)
--- a/perl/Route/Node.pm
+++ b/perl/Route/Node.pm
@@ -189,6 +189,12 @@ sub nodes
        return @{$self->{nodes}};
 }
 
+sub parents
+{
+       my $self = shift;
+       return @{$self->{parent}};
+}
+
 sub rnodes
 {
        my $self = shift;