debug messages for getFileListInternal() returns

diff --git a/includes/filerepo/backend/FSFileBackend.php b/includes/filerepo/backend/FSFileBackend.php
index cc65809..0871b46 100644 (file)
--- a/includes/filerepo/backend/FSFileBackend.php
+++ b/includes/filerepo/backend/FSFileBackend.php
@@ -463,12 +463,14 @@ class FSFileBackend extends FileBackendStore {
                $exists = is_dir( $dir );
                wfRestoreWarnings();
                if ( !$exists ) {
+                       wfDebug( __METHOD__ . "() given directory does not exist: '$dir'\n" );
                        return array(); // nothing under this dir
                }
                wfSuppressWarnings();
                $readable = is_readable( $dir );
                wfRestoreWarnings();
                if ( !$readable ) {
+                       wfDebug( __METHOD__ . "() given directory is unreadable: '$dir'\n" );
                        return null; // bad permissions?
                }
                return new FSFileBackendFileList( $dir );