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-rw-r--r--lisp/dired-x.el46
1 files changed, 9 insertions, 37 deletions
diff --git a/lisp/dired-x.el b/lisp/dired-x.el
index b06ca1b0908..245e41ba3a7 100644
--- a/lisp/dired-x.el
+++ b/lisp/dired-x.el
@@ -1172,56 +1172,28 @@ See `dired-guess-shell-alist-user'."
(defun dired-guess-shell-command (prompt files)
"Ask user with PROMPT for a shell command, guessing a default from FILES."
-
(let ((default (dired-guess-default files))
- default-list old-history val (failed t))
-
+ default-list val)
(if (null default)
;; Nothing to guess
(read-from-minibuffer prompt nil nil nil 'dired-shell-command-history)
-
- ;; Save current history list
- (setq old-history dired-shell-command-history)
-
(if (listp default)
-
;; More than one guess
(setq default-list default
default (car default)
prompt (concat
prompt
(format "{%d guesses} " (length default-list))))
-
;; Just one guess
(setq default-list (list default)))
-
- ;; Push all guesses onto history so that they can be retrieved with M-p
- ;; and put the first guess in the prompt but not in the initial value.
- (setq dired-shell-command-history
- (append default-list dired-shell-command-history)
- prompt (concat prompt (format "[%s] " default)))
-
- ;; The unwind-protect returns VAL, and we too.
- (unwind-protect
- ;; BODYFORM
- (progn
- (setq val (read-from-minibuffer prompt nil nil nil
- 'dired-shell-command-history)
- failed nil)
- ;; If we got a return, then use default.
- (if (equal val "")
- (setq val default))
- val)
-
- ;; UNWINDFORMS
- ;; Undo pushing onto the history list so that an aborted
- ;; command doesn't get the default in the next command.
- (setq dired-shell-command-history old-history)
- (if (not failed)
- (or (equal val (car-safe dired-shell-command-history))
- (setq dired-shell-command-history
- (cons val dired-shell-command-history))))))))
-
+ ;; Put the first guess in the prompt but not in the initial value.
+ (setq prompt (concat prompt (format "[%s] " default)))
+ ;; All guesses can be retrieved with M-n
+ (setq val (read-from-minibuffer prompt nil nil nil
+ 'dired-shell-command-history
+ default-list))
+ ;; If we got a return, then return default.
+ (if (equal val "") default val))))
;;; REDEFINE.
;;; Redefine dired-aux.el's version: