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(dired-noselect): Avoid calling file-directory-p

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when the initial argument was syntactically a directory name.
This commit is contained in:
Richard M. Stallman 1997-04-13 04:26:38 +00:00
parent ded3e3d816
commit 54df7d9acc
1 changed files with 11 additions and 3 deletions
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14
lisp/dired.el
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@ -410,16 +410,24 @@ If DIRNAME is already in a dired buffer, that buffer is used without refresh."
(or dir-or-list (setq dir-or-list default-directory))
;; This loses the distinction between "/foo/*/" and "/foo/*" that
;; some shells make:
(let (dirname)
(let (dirname initially-was-dirname)
(if (consp dir-or-list)
(setq dirname (car dir-or-list))
(setq dirname dir-or-list))
(setq initially-was-dirname
(string= (file-name-as-directory dirname) dirname))
(setq dirname (abbreviate-file-name
(expand-file-name (directory-file-name dirname))))
(if find-file-visit-truename
(setq dirname (file-truename dirname)))
(if (file-directory-p dirname)
(setq dirname (file-name-as-directory dirname)))
;; If the argument was syntactically a directory name not a file name,
;; or if it happens to name a file that is a directory,
;; convert it syntactically to a directory name.
;; The reason for checking initially-was-dirname
;; and not just file-directory-p
;; is that file-directory-p is slow over ftp.
(if (or initially-was-dirname (file-directory-p dirname))
(setq dirname (file-name-as-directory dirname)))
(if (consp dir-or-list)
(setq dir-or-list (cons dirname (cdr dir-or-list)))
(setq dir-or-list dirname))