From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean Louis Newsgroups: gmane.emacs.help Subject: Re: Function to find symlink target Date: Wed, 25 May 2022 08:05:22 +0300 Message-ID: References: <87wneixx7x.fsf@dataswamp.org> <875ylxe98k.fsf@dataswamp.org> <878rqsyo1x.fsf@dataswamp.org> <87wneb690a.fsf@dataswamp.org> <871qwjzqg5.fsf@web.de> <87o7zn65jp.fsf@dataswamp.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6199"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/+ () (2022-05-21) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed May 25 07:12:42 2022 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ntjK6-0001Ss-62 for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 25 May 2022 07:12:42 +0200 Original-Received: from localhost ([::1]:38588 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ntjK4-0008OH-Pw for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 25 May 2022 01:12:40 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47054) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ntjHc-0008O7-D8 for help-gnu-emacs@gnu.org; Wed, 25 May 2022 01:10:08 -0400 Original-Received: from stw1.rcdrun.com ([217.170.207.13]:43867) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ntjHa-0008BR-An for help-gnu-emacs@gnu.org; Wed, 25 May 2022 01:10:07 -0400 Original-Received: from localhost ([::ffff:154.227.140.44]) (AUTH: PLAIN admin, TLS: TLS1.3,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by stw1.rcdrun.com with ESMTPSA id 0000000000081F4A.00000000628DBA0B.00003D4F; Tue, 24 May 2022 22:09:31 -0700 Mail-Followup-To: help-gnu-emacs@gnu.org Content-Disposition: inline In-Reply-To: <87o7zn65jp.fsf@dataswamp.org> Received-SPF: pass client-ip=217.170.207.13; envelope-from=bugs@gnu.support; helo=stw1.rcdrun.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:137401 Archived-At: * Emanuel Berg [2022-05-24 05:15]: > Michael Heerdegen wrote: > > >> (defun dired-find-link-target (link) > >> (let*((target (file-truename link)) > >> (name (file-name-nondirectory target)) ) > >> (find-file (file-name-directory target)) > >> (goto-char (point-min)) > >> (cl-loop > >> while (re-search-forward name (point-max) t) > >> do (when (get-text-property (point) 'dired-filename) > >> (cl-return) )) > >> (goto-char (match-beginning 0)) )) > > > > Not wrong - but reinventing wheels: see `dired-jump' and > > `dired-goto-file'. > > None of these work ... > > (dired-goto-file "~/test/dired/target-link.txt") > (dired-jump "~/test/dired/target-link.txt") Thank you for `dired-jump' as that is what I needed, it works well now, I can find target of a symlink easily. (defun rcd-dired-show-symlink-target () "Show target of a symlink." (interactive) (let ((file (car (dired-get-marked-files)))) (if (and file (file-symlink-p file)) (let* ((target (file-truename file)) (target-exists (file-exists-p target)) (directory (file-name-directory target))) (if target-exists (progn (find-file directory) (dired-jump nil target)) (message "Target does not exist: %s" target))) (message "Not a symlink: %s" file)))) -- Jean Take action in Free Software Foundation campaigns: https://www.fsf.org/campaigns In support of Richard M. Stallman https://stallmansupport.org/