From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#66546: 30.0.50; save-buffer to write-protected file without backup fails Date: Sun, 22 Oct 2023 07:57:58 +0300 Message-ID: <834jijqmnd.fsf@gnu.org> References: <83h6mtq9t7.fsf@gnu.org> <8734ydx7x3.fsf@sappc2.fritz.box> <83cyxgqwjm.fsf@gnu.org> <87lec4cjqe.fsf@sappc2.fritz.box> <83ttqsp5x1.fsf@gnu.org> <87il78cdyf.fsf@sappc2.fritz.box> <83pm1gozi6.fsf@gnu.org> <87edhvd84h.fsf@sappc2.fritz.box> <838r82q0gi.fsf@gnu.org> <87wmvmfi68.fsf@sappc2.fritz.box> <83o7gxo771.fsf@gnu.org> <87ttqpgg8l.fsf@sappc2.fritz.box> <83cyxcnp2f.fsf@gnu.org> <87sf671xe3.fsf@sappc2.fritz.box> <83y1fzmdhm.fsf@gnu.org> <87zg0ez57o.fsf@sappc2.fritz.box> <835y31u8t0.fsf@gnu.org> <87edhnamg3.fsf@sappc2.fritz.box> <83a5sbre7x.fsf@gnu.org> <87bkcrafxt.fsf@sappc2.fritz.box> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23443"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 66546@debbugs.gnu.org To: Jens Schmidt Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Oct 22 06:58:58 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 1quQYD-0005sB-NS for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 22 Oct 2023 06:58:57 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1quQXx-00059C-MC; Sun, 22 Oct 2023 00:58:41 -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 1quQXp-00054g-W4 for bug-gnu-emacs@gnu.org; Sun, 22 Oct 2023 00:58:35 -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 1quQXp-0004K8-N6 for bug-gnu-emacs@gnu.org; Sun, 22 Oct 2023 00:58:33 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1quQYH-0008Cz-SI for bug-gnu-emacs@gnu.org; Sun, 22 Oct 2023 00:59:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 22 Oct 2023 04:59:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 66546 X-GNU-PR-Package: emacs Original-Received: via spool by 66546-submit@debbugs.gnu.org id=B66546.169795071531265 (code B ref 66546); Sun, 22 Oct 2023 04:59:01 +0000 Original-Received: (at 66546) by debbugs.gnu.org; 22 Oct 2023 04:58:35 +0000 Original-Received: from localhost ([127.0.0.1]:45334 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1quQXr-00088D-Cb for submit@debbugs.gnu.org; Sun, 22 Oct 2023 00:58:35 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47112) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1quQXo-00087y-Ji for 66546@debbugs.gnu.org; Sun, 22 Oct 2023 00:58:33 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1quQXG-0004BZ-Qw; Sun, 22 Oct 2023 00:57:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=o362GPQfN7bNDh+gRiRwNXmEkh8//Un8MB3erEh1lqo=; b=sXNi0umod/ni 9s0i/j1FCKrYfq44IJfvgFomTIC+4DCER9Xi5ETftj+QlfFdNAh3twJELmWzkH8PFjJzy3C9D14vt CsqQpHKNWut+QXwI18bRsQgYro+KQW7DikQNRyHZMLEk3FhbXuxG/b6ijE8a0hEmDH7AiAmeef9OZ ijdkNMhw/oRBHruv/PfrtPMkYxzkzaIBNTMatZ5TMAivBHtcCFpF0o+p2hXi2DT+RtD62OoMef11d 8EwDOY6WFRRQGtxc/N6FSKunx3NiKgf1EUbXFoYTBZfp9LTIIeHQzVXG5J7GO/DHextoseDdGTjdR bjBxk56oIdD+rhkgStL12w==; In-Reply-To: <87bkcrafxt.fsf@sappc2.fritz.box> (message from Jens Schmidt on Sat, 21 Oct 2023 22:17:18 +0200) 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:272954 Archived-At: > From: Jens Schmidt > Cc: 66546@debbugs.gnu.org > Date: Sat, 21 Oct 2023 22:17:18 +0200 > > Eli Zaretskii writes: > > >> (equal buffer-file-name (nth 2 setmodes)) > >> > >> could also be true in other cases. > > > > It doesn't matter which cases could cause this. What matters is that > > only when these two are identical that we need to make sure the file > > ends up read-only as it was before the call to set-file-modes. > > Makes sense, will do. In that case, would a plain `equal' be enough to > compare file paths? Yes, I think so.