gitweb: warn if feature cannot be overridden.

[Gitweb] / gitweb.perl

diff --git a/gitweb.perl b/gitweb.perl
index 45ae6b28eb8dfd78d4c09d88b92b3e71bda232ffc22640e01999e5a9e83db69f..de893cccb5dc6b253941237eab46a63b448dcd0dd44731bb8c2ba33745fc6926 100755 (executable)
--- a/gitweb.perl
+++ b/gitweb.perl
@@ -124,6 +124,10 @@ 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);
 }