Lars Ingebrigtsen <larsi@HIDDEN>
to control <at> debbugs.gnu.org
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Full text available.Received: (at 41414) by debbugs.gnu.org; 6 Jun 2022 13:51:16 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Mon Jun 06 09:51:16 2022 Received: from localhost ([127.0.0.1]:34769 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1nyD8I-0008Nv-6W for submit <at> debbugs.gnu.org; Mon, 06 Jun 2022 09:51:16 -0400 Received: from quimby.gnus.org ([95.216.78.240]:40216) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <larsi@HIDDEN>) id 1nyD8F-0008NH-Kj for 41414 <at> debbugs.gnu.org; Mon, 06 Jun 2022 09:51:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=b0ME4K7LmF/yLhYqwjBS28LxEitQyIWsQxQ+XhNmqNI=; b=tRkyfOn9BgMSA5bJI0cPsFUVuF GkdaVfhNH6S/q0eQNK1cwkymhIOiV2/FPPi51Gc+ePb+LbbKMREW4U+8aHhIihlT3ZYTUXdFCayd3 /1npZ/58DvNESaL0jX2xorRG6/kS7W0lekqGo8SRYCPlapHvajonE2kWe1OeZV177AKk=; Received: from [84.212.220.105] (helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from <larsi@HIDDEN>) id 1nyD86-0003Rb-Ds; Mon, 06 Jun 2022 15:50:52 +0200 From: Lars Ingebrigtsen <larsi@HIDDEN> To: Michael Heerdegen <michael_heerdegen@HIDDEN> Subject: Re: bug#41414: 28.0.50; `find-file-noselect' + `file-truename' gotcha References: <87eerffnq4.fsf@HIDDEN> X-Now-Playing: Jay Phlitman and Kim Kangaroo's _Tuxedomooning: A Tribute_: "Ninotchka" Date: Mon, 06 Jun 2022 15:50:49 +0200 In-Reply-To: <87eerffnq4.fsf@HIDDEN> (Michael Heerdegen's message of "Wed, 20 May 2020 02:34:43 +0200") Message-ID: <87fskhvr2e.fsf@HIDDEN> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Report: Spam detection software, running on the system "quimby.gnus.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: Michael Heerdegen <michael_heerdegen@HIDDEN> writes: > Here is a recipe, I start with a directory like this: > > /home/micha/Treasure/today/test: > total used in directory 29 available 123.8 GiB > drwxrwxr-x 2 micha micha 4k 05-20 02:20 . > drwxr-xr-x 6 [...] Content analysis details: (-2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 41414 Cc: 41414 <at> debbugs.gnu.org X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -1.0 (-) Michael Heerdegen <michael_heerdegen@HIDDEN> writes: > Here is a recipe, I start with a directory like this: > > /home/micha/Treasure/today/test: > total used in directory 29 available 123.8 GiB > drwxrwxr-x 2 micha micha 4k 05-20 02:20 . > drwxr-xr-x 69 micha micha 24k 05-20 02:19 .. > -rw-rw-r-- 1 micha micha 5 05-20 02:20 a > S lrwxrwxrwx 1 micha micha 1 05-20 02:21 b -> a > > I visit b (I did that from dired), then, without killing the b visiting > buffer, I delete the b -> a symlink, then I try to visit "a" and get: > > Debugger entered--Lisp error: (error "File /home/micha/today/test/b no > longer exists!") > signal(error ("File /home/micha/today/test/b no longer exists!")) > error("File %s no longer exists!" "/home/micha/today/test/b") This no longer happens in Emacs 29, but the subsequent problems are still present. That is, trying to revert the buffer etc will lead to errors. So I've now changed find-file-noselect to ignore buffers with file names that no longer exist in Emacs 29. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no
bug-gnu-emacs@HIDDEN
:bug#41414
; Package emacs
.
Full text available.Received: (at submit) by debbugs.gnu.org; 20 May 2020 00:34:50 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Tue May 19 20:34:50 2020 Received: from localhost ([127.0.0.1]:51587 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1jbCh8-0000ij-6r for submit <at> debbugs.gnu.org; Tue, 19 May 2020 20:34:50 -0400 Received: from lists.gnu.org ([209.51.188.17]:54136) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <michael_heerdegen@HIDDEN>) id 1jbCh6-0000ic-CJ for submit <at> debbugs.gnu.org; Tue, 19 May 2020 20:34:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56846) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <michael_heerdegen@HIDDEN>) id 1jbCh6-0003mP-5M for bug-gnu-emacs@HIDDEN; Tue, 19 May 2020 20:34:48 -0400 Received: from mout.web.de ([217.72.192.78]:58627) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <michael_heerdegen@HIDDEN>) id 1jbCh5-0003Xx-1A for bug-gnu-emacs@HIDDEN; Tue, 19 May 2020 20:34:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1589934884; bh=UrRnb0zAzXuqSjlep6ifbekh5upk1BXbqRbbEYkNvh4=; h=X-UI-Sender-Class:From:To:Subject:Date; b=T+yZiuo/OcXG0EyFdUbW9unLqVX2YogtSG4KxPp+wF/uULgAtFYwjUcB+U4Ndt59p QVpmeMRk9nc7T4byPUm3NNbpQFKVO/xsrXOGZ8LT/TOPukaaNc3/hTJ7b5E+ulugL5 CDbG/P0tP4GRW0fTZbWjza3djbX4bbS2zQbqjimo= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from drachen.dragon ([188.98.100.187]) by smtp.web.de (mrweb103 [213.165.67.124]) with ESMTPSA (Nemesis) id 0Lnj7L-1j8Rad28lj-00hvQu; Wed, 20 May 2020 02:34:44 +0200 From: Michael Heerdegen <michael_heerdegen@HIDDEN> To: bug-gnu-emacs@HIDDEN Subject: 28.0.50; `find-file-noselect' + `file-truename' gotcha Date: Wed, 20 May 2020 02:34:43 +0200 Message-ID: <87eerffnq4.fsf@HIDDEN> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Provags-ID: V03:K1:Iqtq5fjOxoBg6DigwdQ944IvTaja9z9eRC5CYugSORbuHq3Dkw/ linS7M8G1NYTIJtjyw+yzIF8++0+jzCJQ8nz34WVClIxbCT7yGmeKHcp84KZ0qPnP5mEYBT 4CtvOzxhdk/hd9pRRefbccLhviogRIc3huD9Ce+1JtrqZhqG87u7Vo37BXBNgnAC0JbFneh BoYZkZjoOUw1Em/5yUaVQ== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:cQRxUWB9YoI=:Tx/zM5kQN+w430ngt69sww D0D5Sw/tVRi1ymd/WNGBVQrYVTScDeD9e0lF6LAsQpjNZafxLdOmxULQksJulCXvUFWWgG8vG YjAWwEyCe/uSxPcGO+ChPTjtKQ+AMoKvcU+l/g1d+oicXryviniOc1RrdVo/Xhfdhl+9yh9oy tr3sXNkeKKJ3DI4qpb7P9fiNbf+6CPTer+K1D7P6DE0Oj4ALWnR7E/zjKvv3aZ4mTCOvv7kVh 4AXkUg9OKLYBi3eypfWTFfOpFhXfxjJvSXVaSreKHqNdBUkV2ZONWa2oJNpb++j5Eug73Wn6S ZZCJqPWvnWXbUJMbTwrDBKEgrHmWu/nKTfUxfzCECXCgvuPoXrlEyksu7huWHHmebbZk5nZmK omirmzX+r3UD6RgclKe67gQjC1G4Obkx8ygMuJmYufbZSb6j6/pC89iKKQ+0BGzXN190wm0FG mh8B9NQ/paItiibKOL8hmfmwbz//X1/hb0FZRlLN4zM+mc57DKWywVgTgfXj545CxeX4By0EB OnQQfal0EPDmFOgmV3dU2lZ/X0oUsjxsTXHRsFRLqbI8y/udcMvut4qg4aI6sSqX58ri4DITv KbEZzj8zWXMgysTbfmWmfrk4T7L7UQg5l1EpoNjXE2Bls2zOlL5WW3+4B+I/uSglm0Jc+zkxu laPL5RuYVQlVarya3n/oeUmoXG17lIx5UhqEvoMzaCMBb65Mu1kaMpv7L+x/xaNCIDN7jo8x4 esVJNm1Ri5hz8PjDyv+fgnFhOiASD4LcUH395KTI2MnwnqMq1kA3opauHsfmjXYjKGfGsPDEV l7Wk4+GPKTjHnfNeHF14rjSssc7Q4/ez8zsUEW6zh6YJPuVIDUrmTg+nwD3lu3UiIjnK47p4I 4tW0AGsaKbjoxlMzbJ8ZsvkkOWKSSjp208xpOHISJYCPVLGs/TkfRtxsqqwlabgYfdZIyQruE GMGrJaC0/c/agQ8zVvaLpFJg4fdeMUkysYV4OiDmGFcqRJjLyRp3dqTGsnCkSYXFIz+MpmKk9 aG9oM3DOLiBS08Bquiotc3xqRVBpZf0pxbctKvYmb+HZpqU59GJXjokMsqjzGeBrLlaUX05Ph Y48yP+3R7WNbw+zh1AMYOSAmO/Zs3J6BpTqp/o8RqaxO5deqLpD/yjjWpur4VTLmMQYw9odMB LvG7LQzF4/lZohANfBQ/vWNdV4KCs8Qm7QZf6bx3rqU8ydzB8Ccjg1x58k6ereljlF1Qln92A rK7BGDFLnk0Oo85zy Received-SPF: pass client-ip=217.72.192.78; envelope-from=michael_heerdegen@HIDDEN; helo=mout.web.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/19 20:34:45 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-Spam-Score: 0.6 (/) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -2.4 (--) Hello, `find-file-noselect' tries to reuse buffers already visiting the file under a different name, e.g. via a symlink, but it doesn't check if that name is still valid (which is not the case when the symlink has been deleted after the file has been visited using this name). The behavior makes it hard to visit the file under its valid name because Emacs tries to revert the existing buffer which fails. Here is a recipe, I start with a directory like this: /home/micha/Treasure/today/test: total used in directory 29 available 123.8 GiB drwxrwxr-x 2 micha micha 4k 05-20 02:20 . drwxr-xr-x 69 micha micha 24k 05-20 02:19 .. -rw-rw-r-- 1 micha micha 5 05-20 02:20 a S lrwxrwxrwx 1 micha micha 1 05-20 02:21 b -> a I visit b (I did that from dired), then, without killing the b visiting buffer, I delete the b -> a symlink, then I try to visit "a" and get: Debugger entered--Lisp error: (error "File /home/micha/today/test/b no longer exists!") signal(error ("File /home/micha/today/test/b no longer exists!")) error("File %s no longer exists!" "/home/micha/today/test/b") revert-buffer-insert-file-contents--default-function("/home/micha/today/test/b" nil) revert-buffer--default(t t) revert-buffer(t t) find-file-noselect("/home/micha/today/test/a") view-file("/home/micha/today/test/a") dired-view-file() funcall-interactively(dired-view-file) call-interactively(dired-view-file nil nil) command-execute(dired-view-file) Depending on `revert-without-query' you are asked whether to revert the "b" buffer. That will fail. That "b" buffer should better be ignored by Emacs to avoid confusion. Thanks, Michael.
Michael Heerdegen <michael_heerdegen@HIDDEN>
:bug-gnu-emacs@HIDDEN
.
Full text available.bug-gnu-emacs@HIDDEN
:bug#41414
; Package emacs
.
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