bug#457: wdired and auto-revert-mode

[martin rudalics]

> Changing to wdired should temporarily turn off `auto-revert-mode' if
> it was enabled in the corresponding dired buffer. It is very
> frustrating when the buffer reverts while editing file names.

Could you please try whether the attached patch handles the problem.

Thanks, martin.

*** dired.el.~1.406.~   2008-07-30 09:30:57.453125000 +0200
--- dired.el    2008-08-03 10:43:25.921875000 +0200
***************
*** 717,722 ****
--- 717,725 ----
      (and (stringp dirname)
         (not (when noconfirm (file-remote-p dirname)))
         (file-readable-p dirname)
+        ;; Don't auto-revert when the dired buffer can be currently
+        ;; written by the user (as in `wdired-mode', see bug#457).
+        buffer-read-only
         (dired-directory-changed-p dirname))))
  
  ;; Separate function from dired-noselect for the sake of dired-vms.el.