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#46374: Regression: erronous calls to PRED switch major-mode of unrelated modified buffers Date: Mon, 30 Aug 2021 10:28:36 +0300 Organization: LINKOV.NET Message-ID: <87bl5f1lbn.fsf@mail.linkov.net> References: <878s7z4ihk.fsf@gmail.com> <87r1ecilqn.fsf@haukerehfeld.de> <87a6l0cjyj.fsf@mail.linkov.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36980"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (x86_64-pc-linux-gnu) Cc: 46374@debbugs.gnu.org, Stefan Monnier , Tino Calancha To: Hauke Rehfeld Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Aug 30 09:43:34 2021 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 1mKbx7-0009T8-I3 for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 30 Aug 2021 09:43:33 +0200 Original-Received: from localhost ([::1]:41728 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mKbx5-0000FA-DW for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 30 Aug 2021 03:43:31 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57094) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mKbve-0007Fs-8W for bug-gnu-emacs@gnu.org; Mon, 30 Aug 2021 03:42:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:46475) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mKbvd-0003MC-RP for bug-gnu-emacs@gnu.org; Mon, 30 Aug 2021 03:42:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mKbvd-0000Sq-P6 for bug-gnu-emacs@gnu.org; Mon, 30 Aug 2021 03:42:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 30 Aug 2021 07:42:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46374 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: fixed Original-Received: via spool by 46374-submit@debbugs.gnu.org id=B46374.16303092811713 (code B ref 46374); Mon, 30 Aug 2021 07:42:01 +0000 Original-Received: (at 46374) by debbugs.gnu.org; 30 Aug 2021 07:41:21 +0000 Original-Received: from localhost ([127.0.0.1]:58015 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mKbuz-0000RX-J5 for submit@debbugs.gnu.org; Mon, 30 Aug 2021 03:41:21 -0400 Original-Received: from relay8-d.mail.gandi.net ([217.70.183.201]:58425) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mKbux-0000RE-UZ for 46374@debbugs.gnu.org; Mon, 30 Aug 2021 03:41:20 -0400 Original-Received: (Authenticated sender: juri@linkov.net) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id B5DD11BF204; Mon, 30 Aug 2021 07:41:11 +0000 (UTC) In-Reply-To: <87a6l0cjyj.fsf@mail.linkov.net> (Juri Linkov's message of "Sun, 29 Aug 2021 19:38:20 +0300") 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" Xref: news.gmane.io gmane.emacs.bugs:213007 Archived-At: > This means we need to invent some ad-hoc format to distinguish between > these cases. For example, to create a lexically-bound predicate > at the beginning, it could be called with e.g. > > (save-some-buffers t '(eval . save-some-buffers-root)) > > and defcustom will look like: > > (defcustom save-some-buffers-default-predicate nil > :type '(choice (const :tag "Default" nil) > (function :tag "Only in subdirs of root" > (eval . save-some-buffers-root)) > (function :tag "Custom function")) Or maybe simply '(save-some-buffers-root): (defcustom save-some-buffers-default-predicate nil :type '(choice (const :tag "Default" nil) (function :tag "Only in subdirs of root" (save-some-buffers-root)) Then the following two calls both will have exactly the same effect: (save-some-buffers t '(save-some-buffers-root)) (save-some-buffers t (save-some-buffers-root))