From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#39865: 28.0.50; Emacs crash Date: Tue, 10 Mar 2020 16:52:04 +0200 Message-ID: <83tv2w9sa3.fsf@gnu.org> References: <83fteryy4o.fsf@gnu.org> <837dzyuf20.fsf@gnu.org> <83a74tbc9v.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="39968"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 39865@debbugs.gnu.org, viniciusjl@gmail.com To: Robert Pluim Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 10 15:53:10 2020 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 1jBgFq-000AHQ-Eu for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 10 Mar 2020 15:53:10 +0100 Original-Received: from localhost ([::1]:34664 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBgFp-0004y7-Hb for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 10 Mar 2020 10:53:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59375) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBgFi-0004xF-VH for bug-gnu-emacs@gnu.org; Tue, 10 Mar 2020 10:53:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jBgFi-0005aY-1c for bug-gnu-emacs@gnu.org; Tue, 10 Mar 2020 10:53:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47099) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jBgFh-0005aJ-Uh for bug-gnu-emacs@gnu.org; Tue, 10 Mar 2020 10:53:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jBgFh-0001ny-Tw for bug-gnu-emacs@gnu.org; Tue, 10 Mar 2020 10:53:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 10 Mar 2020 14:53:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39865 X-GNU-PR-Package: emacs Original-Received: via spool by 39865-submit@debbugs.gnu.org id=B39865.15838519316868 (code B ref 39865); Tue, 10 Mar 2020 14:53:01 +0000 Original-Received: (at 39865) by debbugs.gnu.org; 10 Mar 2020 14:52:11 +0000 Original-Received: from localhost ([127.0.0.1]:53072 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jBgEt-0001mi-HG for submit@debbugs.gnu.org; Tue, 10 Mar 2020 10:52:11 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:43011) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jBgEr-0001mU-5V for 39865@debbugs.gnu.org; Tue, 10 Mar 2020 10:52:10 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:37259) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1jBgEl-0003wQ-Uf; Tue, 10 Mar 2020 10:52:03 -0400 Original-Received: from [176.228.60.248] (port=1864 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jBgEk-0007Ly-V3; Tue, 10 Mar 2020 10:52:03 -0400 In-Reply-To: (message from Robert Pluim on Tue, 10 Mar 2020 15:29:44 +0100) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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:177140 Archived-At: > From: Robert Pluim > Cc: Vinicius José Latorre , > 39865@debbugs.gnu.org > Date: Tue, 10 Mar 2020 15:29:44 +0100 > > >> I think that emacs should be more robust about this and do not crash for any bad value. > > Eli> I agree. It is not a bad value, we just couldn't yet find a way of > Eli> switching the font-backend. > > Eli, would you accept a patch for emacs-27 that signals a user-error > if trying to set a font-backend thatʼs not supported by the running > emacs? Or that ignores it (with a message)? In general, yes; but I'd need to see the patch. AFAIU, the problem in this case wasn't that the backend wasn't supported, it was that it was changed in the middle of a session.