From 5dea0be536bd0e658f231efd5631b331a8764e5a Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Fri, 20 Jul 2007 16:30:10 +0200
Subject: [PATCH] CGI: make_out_args() handles undefs correctly.

---
 lib/perl/CGI.pm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/perl/CGI.pm b/lib/perl/CGI.pm
index e9093087..bb2b14b0 100644
--- a/lib/perl/CGI.pm
+++ b/lib/perl/CGI.pm
@@ -128,12 +128,15 @@ sub parse_args($) {
 	}
 }
 
+### Generating Self-ref URL's ###
+
 sub make_out_args($) {
 	my ($overrides) = @_;
 	my $out = {};
 	foreach my $name (keys %$arg_table) {
 		my $arg = $arg_table->{$name};
-		defined $arg->{'pass'} && !$arg->{'pass'} && !exists $overrides->{$name} && next;
+		defined($arg->{'var'}) || next;
+		defined($arg->{'pass'}) && !$arg->{'pass'} && !exists $overrides->{$name} && next;
 		my $value;
 		if (!defined($value = $overrides->{$name})) {
 			if (exists $overrides->{$name}) {
-- 
2.39.2