From: Thierry Volpiatto <thierry.volpiatto@gmail.com>
To: Michael Albinus <michael.albinus@gmx.de>
Cc: Chong Yidong <cyd@stupidchicken.com>,
Stefan Monnier <monnier@iro.umontreal.ca>,
emacs-devel@gnu.org
Subject: Re: bug in copy-directory
Date: Wed, 02 Feb 2011 21:48:53 +0100 [thread overview]
Message-ID: <87y65yyxfu.fsf@gmail.com> (raw)
In-Reply-To: <87ipx2dayh.fsf@gmx.de> (Michael Albinus's message of "Wed, 02 Feb 2011 10:47:50 +0100")
Michael Albinus <michael.albinus@gmx.de> writes:
> Thierry Volpiatto <thierry.volpiatto@gmail.com> writes:
>
>> What we could do also is create a function copy-directory-contents, that
>> reuse the code of precedent version of copy-directory (but not
>> interactive this time) and call this function in
>> dired-copy-file-recursive instead of copy-directory.
>>
>> In this case we could rewrite copy-directory to avoid duplicate code,
>> possibly: (no urge in this case as actual copy-directory works fine)
>>
>> 1) Writing copy-directory-contents (or whatever name) to allow
>> creating the structure like actual copy-directory, or not like ancient
>> version leaving this job to dired-create-files.
>>
>> 2) Writing a copy-directory that reuse dired code (i.e dired-create-files).
>> In this case it would have all interactive messages, ask etc..
>>
>> WDYT?
>
> I would prefer option 2). There is no need to have an extra dired
> implementation, now we have copy-directory.
So i made first steps:
- Create new function copy-directory-contents based on old
copy-directory code.
- Use it in dired-copy-file-recursive instead of copy-directory.
Seems to work fine.
---
lisp/dired-aux.el | 2 +-
lisp/files.el | 47 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 48 insertions(+), 1 deletions(-)
diff --git a/lisp/dired-aux.el b/lisp/dired-aux.el
index 28b285f..f7a356d 100644
--- a/lisp/dired-aux.el
+++ b/lisp/dired-aux.el
@@ -1242,7 +1242,7 @@ Special value `always' suppresses confirmation."
(or (eq recursive 'always)
(yes-or-no-p (format "Recursive copies of %s? " from))))
;; This is a directory.
- (copy-directory from to dired-copy-preserve-time)
+ (copy-directory-contents from to dired-copy-preserve-time)
;; Not a directory.
(or top (dired-handle-overwrite to))
(condition-case err
diff --git a/lisp/files.el b/lisp/files.el
index d896020..526372e 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -4723,6 +4723,53 @@ If RECURSIVE is non-nil, all files in DIRECTORY are deleted as well."
directory 'full directory-files-no-dot-files-regexp)))
(delete-directory-internal directory)))))
+
+(defun copy-directory-contents (directory newname &optional keep-time parents)
+ "Copy DIRECTORY contents to NEWNAME. Both args must be strings.
+If NEWNAME names an existing directory, copy DIRECTORY contents as subdirectory there.
+
+This function always sets the file modes of the output files to match
+the corresponding input file.
+
+The third arg KEEP-TIME non-nil means give the output files the same
+last-modified time as the old ones. (This works on only some systems.)
+
+The last argument PARENTS says whether to
+create parent directories if they don't exist."
+
+ ;; If default-directory is a remote directory, make sure we find its
+ ;; copy-directory handler.
+ (let ((handler (or (find-file-name-handler directory 'copy-directory)
+ (find-file-name-handler newname 'copy-directory))))
+ (if handler
+ (funcall handler 'copy-directory directory newname keep-time parents)
+
+ ;; Compute target name.
+ (setq directory (directory-file-name (expand-file-name directory))
+ newname (directory-file-name (expand-file-name newname)))
+ (when (not (file-directory-p newname))
+ (make-directory newname parents))
+
+ ;; Copy recursively.
+ (mapc
+ (lambda (file)
+ (let ((target (expand-file-name
+ (file-name-nondirectory file) newname))
+ (attrs (file-attributes file)))
+ (cond ((file-directory-p file)
+ (copy-directory file newname keep-time parents))
+ ((stringp (car attrs)) ; Symbolic link
+ (make-symbolic-link (car attrs) target t))
+ (t
+ (copy-file file target t keep-time)))))
+ ;; We do not want to copy "." and "..".
+ (directory-files directory 'full directory-files-no-dot-files-regexp))
+
+ ;; Set directory attributes.
+ (set-file-modes newname (file-modes directory))
+ (when keep-time
+ (set-file-times newname (nth 5 (file-attributes directory)))))))
+
(defun copy-directory (directory newname &optional keep-time parents)
"Copy DIRECTORY to NEWNAME. Both args must be strings.
If NEWNAME names an existing directory, copy DIRECTORY as subdirectory there.
--
A+ Thierry
Get my Gnupg key:
gpg --keyserver pgp.mit.edu --recv-keys 59F29997
next prev parent reply other threads:[~2011-02-02 20:48 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-27 15:18 bug in copy-directory Thierry Volpiatto
2011-01-28 1:13 ` Chong Yidong
2011-01-28 9:05 ` Thierry Volpiatto
2011-01-28 15:02 ` Stefan Monnier
2011-01-28 16:30 ` Chong Yidong
2011-01-28 16:51 ` Lennart Borgman
2011-01-28 17:05 ` Andreas Schwab
2011-01-28 17:08 ` Lennart Borgman
2011-01-28 17:18 ` Andreas Schwab
2011-01-28 17:13 ` Thierry Volpiatto
2011-01-28 17:17 ` Lennart Borgman
2011-01-28 18:11 ` Thierry Volpiatto
2011-01-28 18:28 ` Lennart Borgman
2011-01-28 20:12 ` Jan Djärv
2011-01-28 20:48 ` Lennart Borgman
2011-01-28 22:44 ` Jan Djärv
2011-01-28 22:55 ` Lennart Borgman
2011-01-28 18:31 ` Eli Zaretskii
2011-01-28 18:33 ` Thierry Volpiatto
2011-01-28 18:35 ` Stefan Monnier
2011-01-29 22:12 ` Chong Yidong
2011-01-29 22:51 ` Thierry Volpiatto
2011-01-30 10:51 ` Michael Albinus
2011-01-30 13:54 ` Thierry Volpiatto
2011-01-30 14:05 ` Michael Albinus
2011-01-30 10:46 ` Michael Albinus
2011-01-30 13:51 ` Thierry Volpiatto
2011-01-30 14:12 ` Michael Albinus
2011-01-30 14:36 ` Thierry Volpiatto
2011-01-30 15:21 ` Thierry Volpiatto
2011-01-30 16:00 ` Thierry Volpiatto
2011-01-30 17:43 ` Michael Albinus
2011-01-30 18:07 ` Thierry Volpiatto
2011-01-30 18:32 ` Thierry Volpiatto
2011-01-30 18:36 ` Michael Albinus
2011-01-30 19:07 ` Thierry Volpiatto
2011-01-30 21:18 ` Thierry Volpiatto
2011-01-31 17:06 ` Chong Yidong
2011-02-01 9:44 ` Michael Albinus
2011-02-01 11:57 ` Thierry Volpiatto
2011-02-02 8:19 ` Thierry Volpiatto
2011-02-02 9:24 ` Thierry Volpiatto
2011-02-02 9:47 ` Michael Albinus
2011-02-02 20:48 ` Thierry Volpiatto [this message]
2011-02-04 8:40 ` Thierry Volpiatto
2011-02-04 10:17 ` Michael Albinus
2011-02-04 17:28 ` Thierry Volpiatto
2011-02-04 19:20 ` Michael Albinus
2011-02-04 20:00 ` Thierry Volpiatto
2011-02-06 5:01 ` Chong Yidong
2011-02-06 6:23 ` Thierry Volpiatto
2011-02-06 12:03 ` Michael Albinus
2011-02-06 13:33 ` Chong Yidong
2011-02-07 16:43 ` Michael Albinus
2011-02-07 17:32 ` Thierry Volpiatto
2011-02-08 9:18 ` Michael Albinus
2011-02-08 10:58 ` Thierry Volpiatto
2011-02-08 11:29 ` Michael Albinus
2011-02-08 15:06 ` Thierry Volpiatto
2011-02-08 15:22 ` Michael Albinus
2011-02-08 16:39 ` Michael Albinus
2011-02-09 0:46 ` Chong Yidong
2011-02-09 7:13 ` Thierry Volpiatto
2011-02-09 8:32 ` Michael Albinus
2011-02-09 15:37 ` Chong Yidong
2011-02-09 16:07 ` Michael Albinus
2011-02-09 16:11 ` Thierry Volpiatto
2011-02-09 16:50 ` Chong Yidong
2011-02-09 17:37 ` Thierry Volpiatto
2011-02-06 17:22 ` Thierry Volpiatto
2011-02-06 17:46 ` Thierry Volpiatto
2011-02-07 15:22 ` Stefan Monnier
2011-02-07 16:02 ` Thierry Volpiatto
2011-02-07 18:55 ` Stefan Monnier
2011-02-07 20:00 ` Thierry Volpiatto
2011-02-08 3:32 ` Stefan Monnier
2011-02-09 16:02 ` Chong Yidong
2011-02-09 21:42 ` Stefan Monnier
2011-02-11 8:12 ` Thierry Volpiatto
2011-02-11 8:32 ` Michael Albinus
2011-02-11 9:48 ` Thierry Volpiatto
2011-02-11 10:36 ` Michael Albinus
2011-02-11 23:58 ` Chong Yidong
2011-02-12 7:06 ` Thierry Volpiatto
2011-02-12 9:01 ` Michael Albinus
2011-02-12 18:42 ` Chong Yidong
2011-02-12 19:41 ` Chong Yidong
2011-02-12 21:55 ` Thierry Volpiatto
2011-02-12 22:46 ` Chong Yidong
2011-02-14 11:40 ` Thierry Volpiatto
2011-02-12 7:26 ` Thierry Volpiatto
2011-02-06 17:47 ` Michael Albinus
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