gitweb: warn if feature cannot be overridden.

If the administrator configures pathinfo to be overrideable by the
local repository a warning is shown.

Signed-off-by: Martin Waitz <tali@admingilde.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 10e803a..0ff6f7c 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -116,6 +116,10 @@ sub gitweb_check_feature {
                $feature{$name}{'override'},
                @{$feature{$name}{'default'}});
        if (!$override) { return @defaults; }
+       if (!defined $sub) {
+               warn "feature $name is not overrideable";
+               return @defaults;
+       }
        return $sub->(@defaults);
 }