Avoid some silly unlink notices

diff --git a/includes/Cdb_PHP.php b/includes/Cdb_PHP.php
index f2a044c..b222909 100644 (file)
--- a/includes/Cdb_PHP.php
+++ b/includes/Cdb_PHP.php
@@ -251,7 +251,7 @@ class CdbWriter_PHP extends CdbWriter {
        public function close() {
                $this->finish();
                fclose( $this->handle );
-               if ( wfIsWindows() ) {
+               if ( wfIsWindows() && file_exists($this->realFileName) ) {
                        unlink( $this->realFileName );
                }
                if ( !rename( $this->tmpFileName, $this->realFileName ) ) {