diff options
Diffstat (limited to 'lisp/dired.el')
| -rw-r--r-- | lisp/dired.el | 55 |
1 files changed, 37 insertions, 18 deletions
diff --git a/lisp/dired.el b/lisp/dired.el index c5174561faf..1834fe3eeb3 100644 --- a/lisp/dired.el +++ b/lisp/dired.el @@ -847,28 +847,47 @@ periodically reverts at specified time intervals." ;; killed buffer, it is removed from this list. "Alist of expanded directories and their associated dired buffers.") +(defvar dired-find-subdir) + +;; FIXME add a doc-string, and document dired-x extensions. (defun dired-find-buffer-nocreate (dirname &optional mode) ;; This differs from dired-buffers-for-dir in that it does not consider ;; subdirs of default-directory and searches for the first match only. ;; Also, the major mode must be MODE. - (setq dirname (expand-file-name dirname)) - (let (found (blist dired-buffers)) ; was (buffer-list) - (or mode (setq mode 'dired-mode)) - (while blist - (if (null (buffer-name (cdr (car blist)))) - (setq blist (cdr blist)) - (with-current-buffer (cdr (car blist)) - (if (and (eq major-mode mode) - dired-directory ;; nil during find-alternate-file - (equal dirname - (expand-file-name - (if (consp dired-directory) - (car dired-directory) - dired-directory)))) - (setq found (cdr (car blist)) - blist nil) - (setq blist (cdr blist)))))) - found)) + (if (and (featurep 'dired-x) + dired-find-subdir + ;; Don't try to find a wildcard as a subdirectory. + (string-equal dirname (file-name-directory dirname))) + (let* ((cur-buf (current-buffer)) + (buffers (nreverse + (dired-buffers-for-dir (expand-file-name dirname)))) + (cur-buf-matches (and (memq cur-buf buffers) + ;; Wildcards must match, too: + (equal dired-directory dirname)))) + ;; We don't want to switch to the same buffer--- + (setq buffers (delq cur-buf buffers)) + (or (car (sort buffers #'dired-buffer-more-recently-used-p)) + ;; ---unless it's the only possibility: + (and cur-buf-matches cur-buf))) + ;; No dired-x, or dired-find-subdir nil. + (setq dirname (expand-file-name dirname)) + (let (found (blist dired-buffers)) ; was (buffer-list) + (or mode (setq mode 'dired-mode)) + (while blist + (if (null (buffer-name (cdr (car blist)))) + (setq blist (cdr blist)) + (with-current-buffer (cdr (car blist)) + (if (and (eq major-mode mode) + dired-directory ;; nil during find-alternate-file + (equal dirname + (expand-file-name + (if (consp dired-directory) + (car dired-directory) + dired-directory)))) + (setq found (cdr (car blist)) + blist nil) + (setq blist (cdr blist)))))) + found))) ;; Read in a new dired buffer |