From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean-Christophe Helary Newsgroups: gmane.emacs.devel Subject: Re: macos: Finder's alias handling Date: Mon, 27 Sep 2021 08:30:43 +0900 Message-ID: References: Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="1377"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Emacs developers To: =?utf-8?Q?Daniel_Mart=C3=ADn?= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Sep 27 01:32:01 2021 Return-path: Envelope-to: ged-emacs-devel@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 1mUdcn-00009E-3P for ged-emacs-devel@m.gmane-mx.org; Mon, 27 Sep 2021 01:32:01 +0200 Original-Received: from localhost ([::1]:40840 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mUdck-0001st-E2 for ged-emacs-devel@m.gmane-mx.org; Sun, 26 Sep 2021 19:31:58 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38140) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUdbl-0001C1-Tj for emacs-devel@gnu.org; Sun, 26 Sep 2021 19:30:57 -0400 Original-Received: from relay4-d.mail.gandi.net ([217.70.183.196]:56347) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUdbh-0001ab-8R for emacs-devel@gnu.org; Sun, 26 Sep 2021 19:30:57 -0400 Original-Received: (Authenticated sender: lists@traduction-libre.org) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 66D33E0006; Sun, 26 Sep 2021 23:30:46 +0000 (UTC) In-Reply-To: X-Mailer: Apple Mail (2.3654.120.0.1.13) Received-SPF: pass client-ip=217.70.183.196; envelope-from=lists@traduction-libre.org; helo=relay4-d.mail.gandi.net X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:275547 Archived-At: > On Sep 27, 2021, at 1:31, Daniel Mart=C3=ADn = wrote: >=20 > Jean-Christophe Helary writes: >=20 >>=20 >> There is probably a way to use the contents of *Shell Command Output* >> and insert that as an argument to find-file, but I don't find that >> very elegant, and I'm probably missing something in the shell-command >> because I can't see how I can use the output as a direct argument to >> find-file... >=20 > Did you try shell-command-to-string? I found it by doing C-h d "shell > output string". Yes, but it adds a "..." around the =E2=80=99...=E2=80=99 string and = that doesn't work. >> 2) now, I'd like to generalize that so that Emacs automatically >> triggers that code when entering such a file. So I guess that would >> encompass dired and the likes, "find-file" and similar commands, >> etc. Is that even possible? I guess the answer is yes, but at what >> cost in terms of performance? And how would I go about that? >=20 > If you see, macOS aliases always start with the same byte pattern, so > you could modify magic-mode-alist and add a specific mapping between = the > regular expression that extracts that byte pattern and a new major = mode > that you create (macos-alias-mode, for example). This new major mode > will ask osascript for the real path of the alias and then show its > contents in the buffer, either on demand or automatically. That's how > Emacs handle other binary file types like images or PDFs. >=20 > This approach would work when visiting Finder aliases in general, not > only from Dired. Excellent ! Thank you ! --=20 Jean-Christophe Helary @brandelune https://mac4translators.blogspot.com https://sr.ht/~brandelune/omegat-as-a-book/