From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#63648: 29.0.90; project.el: with switch-use-entire-map, switch-project errors on non-project commands Date: Wed, 23 Aug 2023 20:54:11 +0300 Organization: LINKOV.NET Message-ID: <86msyhwrrg.fsf@mail.linkov.net> References: <86wn10e1wl.fsf@mail.linkov.net> <482a1ebc-165c-a0a4-98c0-5c404d1b1d0d@gutov.dev> <86jzwyxnxb.fsf@mail.linkov.net> <86o7m91z22.fsf@mail.linkov.net> <86pm6py6k4.fsf@mail.linkov.net> <86bki9y68h.fsf@mail.linkov.net> <86cz2f7bvo.fsf@mail.linkov.net> <86353axu48.fsf@mail.linkov.net> <87o7jfi00b.fsf@catern.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11259"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/30.0.50 (x86_64-pc-linux-gnu) Cc: sbaugh@catern.com, 63648@debbugs.gnu.org, Dmitry Gutov To: Spencer Baugh Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Aug 23 20:18:30 2023 Return-path: Envelope-to: geb-bug-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 1qYsR4-0002ne-Ix for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 23 Aug 2023 20:18:30 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qYsQv-0007pb-AY; Wed, 23 Aug 2023 14:18:21 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qYsQZ-0007oj-63 for bug-gnu-emacs@gnu.org; Wed, 23 Aug 2023 14:17:59 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qYsQY-00067s-Pw for bug-gnu-emacs@gnu.org; Wed, 23 Aug 2023 14:17:58 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qYsQc-0006P4-6O for bug-gnu-emacs@gnu.org; Wed, 23 Aug 2023 14:18:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 23 Aug 2023 18:18:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 63648 X-GNU-PR-Package: emacs Original-Received: via spool by 63648-submit@debbugs.gnu.org id=B63648.169281464524570 (code B ref 63648); Wed, 23 Aug 2023 18:18:02 +0000 Original-Received: (at 63648) by debbugs.gnu.org; 23 Aug 2023 18:17:25 +0000 Original-Received: from localhost ([127.0.0.1]:35157 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qYsQ1-0006O8-52 for submit@debbugs.gnu.org; Wed, 23 Aug 2023 14:17:25 -0400 Original-Received: from relay4-d.mail.gandi.net ([217.70.183.196]:50649) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qYsPw-0006Na-Vy for 63648@debbugs.gnu.org; Wed, 23 Aug 2023 14:17:22 -0400 Original-Received: by mail.gandi.net (Postfix) with ESMTPSA id 8C07FE0009; Wed, 23 Aug 2023 18:17:09 +0000 (UTC) In-Reply-To: (Spencer Baugh's message of "Wed, 23 Aug 2023 09:53:33 -0400") X-GND-Sasl: juri@linkov.net X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:268266 Archived-At: >>>> I suggest you bring up this feature addition on emacs-devel, or otherwise >>>> wait for a review from Eli, at least. >>>> >>>> It's not a big addition, but it's a distinct new feature (the >>>> next-default-directory var). >>> >>> Indeed, such code addition better to be discussed on emacs-devel. >> >> Did this end up being discussed on emacs-devel? I am still quite >> interested in this feature. > > Oh, another thought (which maybe should be discussed on emacs-devel): > maybe we don't need to make this specific next-default-directory var. > > Instead, maybe what we want is a way to bind a dynamic variable > *without* changing the buffer-local value. It would shadow the existing > binding, but if we explicitly switched buffer we'd get back to the old > value. So we'd have: > > (special-let ((default-directory newval)) > (assert default-directory newval)) > > and > > (special-let ((default-directory newval)) > (set-buffer (current-buffer)) > (assert default-directory oldval)) > > Ignore any complexities of implementing this and any complexities of the > semantics which I haven't covered. If we had this, would it work as an > alternative to next-default-directory? There is no code where to bind a dynamic variable, because its value should be available for the next command in the command loop. If you agree there is no other way to implement this than next-default-directory, then I could bring up the discussion on emacs-devel.