Revert "Fix backing up remote files in local directories on MS-Windows"

This reverts commit 8c8b6732882248df4ca3b687e0a4b4e5e4ab3777.

1 files changed, 19 insertions, 35 deletions

diff --git a/lisp/files.el b/lisp/files.el
index 9a79b2a0c73..8021e1bbed5 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -4653,41 +4653,25 @@ The function `find-backup-file-name' also uses this."
               ;; "/drive_x".
               (or (file-name-absolute-p file)
                   (setq file (expand-file-name file))) ; make defaults explicit
-              (cond
-               ((file-remote-p file)
-                ;; Remove the leading slash, if any, to prevent
-                ;; expand-file-name from adding a drive letter.
-                (and (memq (aref file 0) '(?/ ?\\))
-                     (setq file (substring file 1)))
-                ;; Replace any invalid file-name characters.
-                (setq file (convert-standard-filename file))
-                ;; Replace slashes to make the file name unique, and
-                ;; prepend backup-directory.
-                (expand-file-name
-                 (subst-char-in-string
-                  ?/ ?!
-                  (replace-regexp-in-string "!" "!!"
-                                            (concat "/" file)))
-                 backup-directory))
-               (t
-                ;; Replace any invalid file-name characters.
-                (setq file (expand-file-name (convert-standard-filename file)))
-                (if (eq (aref file 1) ?:)
-                    (setq file (concat "/"
-                                       "drive_"
-                                       (char-to-string (downcase (aref file 0)))
-                                       (if (eq (aref file 2) ?/)
-                                           ""
-                                         "/")
-                                       (substring file 2))))
-                ;; Make the name unique by substituting directory
-                ;; separators.  It may not really be worth bothering about
-                ;; doubling `!'s in the original name...
-                (expand-file-name
-                 (subst-char-in-string
-                  ?/ ?!
-                  (replace-regexp-in-string "!" "!!" file))
-                 backup-directory)))))
+              ;; Replace any invalid file-name characters (for the
+              ;; case of backing up remote files).
+              (setq file (expand-file-name (convert-standard-filename file)))
+              (if (eq (aref file 1) ?:)
+                  (setq file (concat "/"
+                                     "drive_"
+                                     (char-to-string (downcase (aref file 0)))
+                                     (if (eq (aref file 2) ?/)
+                                         ""
+                                       "/")
+                                     (substring file 2)))))
+            ;; Make the name unique by substituting directory
+            ;; separators.  It may not really be worth bothering about
+            ;; doubling `!'s in the original name...
+            (expand-file-name
+             (subst-char-in-string
+              ?/ ?!
+              (replace-regexp-in-string "!" "!!" file))
+             backup-directory))
         (expand-file-name (file-name-nondirectory file)
                           (file-name-as-directory abs-backup-directory))))))