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Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Cc: 54296@debbugs.gnu.org, philipk@posteo.net, larsi@gnus.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jun 14 21:38:29 2022 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 1o1CMu-0004CL-Kc for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 14 Jun 2022 21:38:28 +0200 Original-Received: from localhost ([::1]:45790 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o1CMt-0004yb-Ai for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 14 Jun 2022 15:38:27 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55196) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o1CMU-0004wR-CR for bug-gnu-emacs@gnu.org; Tue, 14 Jun 2022 15:38:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:41946) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1o1CMU-0002nk-1z for bug-gnu-emacs@gnu.org; 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Tue, 14 Jun 2022 12:36:57 -0700 (PDT) Content-Language: en-US In-Reply-To: <83pmjbrsiu.fsf@gnu.org> 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:234539 Archived-At: On 14.06.2022 21:47, Eli Zaretskii wrote: >>> Do you agree with Philip that deprecating or removing major-mode would >>> be a problem for users of project-kill-buffer-conditions etc.? >> >> Yes. I also mentioned that here: >> https://lists.gnu.org/archive/html/emacs-devel/2022-06/msg00650.html > > So then everything is okay, AFAIU, because eventually Philip left that > in the code. Right? No, he didn't. He tried to migrate project-kill-buffer-conditions to the new format, with predicted unfortunate side-effects. And an unpredicted one (which is easier to fix, though). See commit 1a3bad431d. >>> I kinda gave up because Philip felt extremely uneasy with dropping >>> major-mode, leaving us with just derived-mode, but I still think we >>> shouldn't encourage Lisp programs to use major-mode. So if you don't >>> think it would be a problem, I'd be happier if we removed major-mode >>> and used derived-mode instead. >> >> If I didn't think Philip's point had merit, I wouldn't have brought it >> up now. > > OK, but I didn't press my POV, so where's the problem, and why the > emotions? Your POV was the one that got implemented. buffer-match-p has 'major-mode' but not 'derived-mode'. And 'major-mode' behaves like 'derived-mode' behaved in project-kill-buffer-conditions.