X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=cmd%2Fshow%2Fvar.pl;h=29d7b350831626a05aaa57de7e7ca9ddcd5b62eb;hb=75abae88c65a19102d4a633a273a71750aa97728;hp=b09193c29bc306f71dffd5822de649a5f77cf409;hpb=6ea05be3ca5b4857bb319782c408d5784658ec20;p=spider.git

diff --git a/cmd/show/var.pl b/cmd/show/var.pl
index b09193c2..29d7b350 100644
--- a/cmd/show/var.pl
+++ b/cmd/show/var.pl
@@ -10,14 +10,15 @@
 
 my ($self, $line) = @_;
 return (1, $self->msg('e5')) if $self->priv < 9 || $self->remotecmd;
+return (1, $self->msg('e9')) unless $line;
 my @f = split /\s+/, $line;
 my $f;
 my @out;
 
 foreach $f (@f) {
-    print "\$f = $f\n";
+#    print "\$f = $f\n";
 	my $var = eval "$f";
-	if ($var) {
+	if (defined $var) {
         my $dd = Data::Dumper->new([ $var ], [ "$f" ]);
         $dd->Indent(1);
 		$dd->Quotekeys(0);