(file-relative-name): Remove dead code.

Make sure \n in a filename does not confuse us.

diff --git a/lisp/files.el b/lisp/files.el
index b7553f1a886bfa47a0990f19f5c381119db2ab51..67b8b6adba3f1afa20b61fe97cd2d8352b1801ec 100644 (file)
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -1,6 +1,6 @@
 ;;; files.el --- file input and output commands for Emacs
 
-;; Copyright (C) 1985, 86, 87, 92, 93, 94, 95, 96, 97, 98, 99, 2000, 2001, 2002
+;; Copyright (C) 1985,86,87,92,93,94,95,96,97,98,99,2000,01,02,2003
 ;;;   Free Software Foundation, Inc.
 
 ;; Maintainer: FSF
@@ -2357,6 +2357,8 @@ the old visited file has been renamed to the new name FILENAME."
          (if (eq system-type 'vax-vms)
              (setq new-name (downcase new-name)))
          (setq default-directory (file-name-directory buffer-file-name))
+         ;; If new-name == old-name, renaming would add a spurious <2>
+         ;; and it's considered as a feature in rename-buffer.
          (or (string= new-name (buffer-name))
              (rename-buffer new-name t))))
     (setq buffer-backed-up nil)
@@ -2911,17 +2913,13 @@ on a DOS/Windows machine, it returns FILENAME on expanded form."
                 (string-match re directory)
                 (substring directory 0 (match-end 0))))))))
          filename
-        (unless (file-name-absolute-p filename)
-         (setq filename (concat "/" filename)))
-        (unless (file-name-absolute-p directory)
-         (setq directory (concat "/" directory)))
         (let ((ancestor ".")
              (filename-dir (file-name-as-directory filename)))
           (while
              (and
-              (not (string-match (concat "^" (regexp-quote directory))
+              (not (string-match (concat "\\`" (regexp-quote directory))
                                  filename-dir))
-              (not (string-match (concat "^" (regexp-quote directory))
+              (not (string-match (concat "\\`" (regexp-quote directory))
                                  filename)))
             (setq directory (file-name-directory (substring directory 0 -1))
                  ancestor (if (equal ancestor ".")