From cfbb8ec05aa636016c1e83ae6fb95e20657a6895 Mon Sep 17 00:00:00 2001
From: "mkanat%kerio.com"
 <mkanat%kerio.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 8 Jul 2005 03:39:19 +0000
Subject: [PATCH] Bug 300006: "cookies need value" error code when a query
 returns an empty result. Patch By Marc Schumann <wurblzap@gmail.com> r=glob,
 a=justdave

git-svn-id: svn://10.0.0.236/trunk@175815 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/webtools/bugzilla/buglist.cgi   |  5 ++++-
 mozilla/webtools/bugzilla/colchange.cgi | 11 ++++++++---
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/mozilla/webtools/bugzilla/buglist.cgi b/mozilla/webtools/bugzilla/buglist.cgi
index edacd836e3c..4768843de3a 100755
--- a/mozilla/webtools/bugzilla/buglist.cgi
+++ b/mozilla/webtools/bugzilla/buglist.cgi
@@ -1013,7 +1013,10 @@ if ($format->{'extension'} eq "html") {
     }
     my $bugids = join(":", @bugidlist);
     # See also Bug 111999
-    if (length($bugids) < 4000) {
+    if (length($bugids) == 0) {
+        $cgi->remove_cookie('BUGLIST');
+    }
+    elsif (length($bugids) < 4000) {
         $cgi->send_cookie(-name => 'BUGLIST',
                           -value => $bugids,
                           -expires => 'Fri, 01-Jan-2038 00:00:00 GMT');
diff --git a/mozilla/webtools/bugzilla/colchange.cgi b/mozilla/webtools/bugzilla/colchange.cgi
index 235da6a01b9..30103406fd3 100755
--- a/mozilla/webtools/bugzilla/colchange.cgi
+++ b/mozilla/webtools/bugzilla/colchange.cgi
@@ -103,9 +103,14 @@ if (defined $cgi->param('rememberedquery')) {
     my $list = join(" ", @collist);
     my $urlbase = Param("urlbase");
 
-    $cgi->send_cookie(-name => 'COLUMNLIST',
-                      -value => $list,
-                      -expires => 'Fri, 01-Jan-2038 00:00:00 GMT');
+    if ($list) {
+        $cgi->send_cookie(-name => 'COLUMNLIST',
+                          -value => $list,
+                          -expires => 'Fri, 01-Jan-2038 00:00:00 GMT');
+    }
+    else {
+        $cgi->remove_cookie('COLUMNLIST');
+    }
     if ($splitheader) {
         $cgi->send_cookie(-name => 'SPLITHEADER',
                           -value => $splitheader,