allow array context stuff

[spider.git] / cmd / show / var.pl

diff --git a/cmd/show/var.pl b/cmd/show/var.pl
index 3f0715713a4f64c20d71ea209dd527a16731259c..de35e55fecd8198de5783a0be81904c8818b994f 100644 (file)
--- 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;