X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=cmd%2Fshow%2Fvar.pl;h=de35e55fecd8198de5783a0be81904c8818b994f;hb=accadb4dd51333fae2726e8aa52564abc42f2e70;hp=3f0715713a4f64c20d71ea209dd527a16731259c;hpb=71ce25e28013877858408ae610c9eaf6d1fb001c;p=spider.git

diff --git a/cmd/show/var.pl b/cmd/show/var.pl
index 3f071571..de35e55f 100644
--- a/cmd/show/var.pl
+++ b/cmd/show/var.pl
@@ -10,15 +10,17 @@
 
 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";
-	my $var = eval "$f";
-	if (defined $var) {
-        my $dd = Data::Dumper->new([ $var ], [ "$f" ]);
+	my @in;
+	push @in, (eval $f);
+	if (defined @in) {
+        my $dd = Data::Dumper->new([ @in ], [ "$f" ]);
         $dd->Indent(1);
 		$dd->Quotekeys(0);
 		my $s = $dd->Dumpxs;