gitweb: Add optional extra parameter to die_error, for extended explanation

Add a 3rd, optional, parameter to die_error to allow for extended error
information to be output along with what the error was.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 466fa8aad49236b23bde655a6276663e5f43626b..d0c3ff258d6f03e422c7f834e03fe8524bc9ae49 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -3392,6 +3392,7 @@ sub git_footer_html {
 sub die_error {
        my $status = shift || 500;
        my $error = shift || "Internal server error";
+       my $extra = shift;
 
        my %http_responses = (
                400 => '400 Bad Request',
@@ -3406,8 +3407,13 @@ sub die_error {
 <br /><br />
 $status - $error
 <br />
-</div>
 EOF
+       if (defined $extra) {
+               print "<hr />\n" .
+                     "$extra\n";
+       }
+       print "</div>\n";
+
        git_footer_html();
        exit;
 }