Received: (at 45540) by debbugs.gnu.org; 23 Jan 2021 22:48:16 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Sat Jan 23 17:48:16 2021 Received: from localhost ([127.0.0.1]:35562 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1l3RhY-0001g6-MT for submit <at> debbugs.gnu.org; Sat, 23 Jan 2021 17:48:16 -0500 Received: from quimby.gnus.org ([95.216.78.240]:56768) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <larsi@HIDDEN>) id 1l3RhW-0001fs-1W for 45540 <at> debbugs.gnu.org; Sat, 23 Jan 2021 17:48:15 -0500 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=NR6fBmYWTDzQez8BzA4MeEoCYc3uwruqQ9TBeX9zBQk=; b=jsXy89JsVJRTI5V4QCA23QP3sA 2ce6Qi/qtPbwRL6A4vJYpPNdVMSTfKaze05W9h9nZF+YMWXwYK8CeMjHYEeLFF66Jii3v84GvzjlU gbt4BBE5GCncB51lznyrd75YQy9Ipx0Wh6/AdQw+4eDTGwyn1uN+X4zo68oU++1Vx0xs=; Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] 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 1l3RhL-0006KP-TG; Sat, 23 Jan 2021 23:48:07 +0100 From: Lars Ingebrigtsen <larsi@HIDDEN> To: Devon Sean McCullough <Emacs-hacker2018@HIDDEN> Subject: Re: bug#45540: 27.1; symbolic links crash dired References: <fed2beae-7a9a-1e7a-f840-c94145d2005d@HIDDEN> <875z4kq84p.fsf@HIDDEN> X-Now-Playing: Arthur Russell's _Sketches For World Of Echo (June 25 1984 Live At Ei)_: "Let's Go Swimming (Live 6-24-84)" Date: Sat, 23 Jan 2021 23:48:02 +0100 In-Reply-To: <875z4kq84p.fsf@HIDDEN> (Lars Ingebrigtsen's message of "Wed, 30 Dec 2020 04:34:46 +0100") Message-ID: <87a6szs21p.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-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: Lars Ingebrigtsen <larsi@HIDDEN> writes: > Devon Sean McCullough <Emacs-hacker2018@HIDDEN> writes: > >> Here's a fix. I did NOT check this carefully. >> Dired crashes when (< (length file-name) (length root)) > > The patch looks reasonable [...] 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: 0.0 (/) X-Debbugs-Envelope-To: 45540 Cc: 45540 <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 (-) Lars Ingebrigtsen <larsi@HIDDEN> writes: > Devon Sean McCullough <Emacs-hacker2018@HIDDEN> writes: > >> Here's a fix. I did NOT check this carefully. >> Dired crashes when (< (length file-name) (length root)) > > The patch looks reasonable -- but do you have a test case that > reproduces this bug (starting from "emacs -Q") so that we can verify the > bug and the fix? I tried various link scenarios to come up with a case where file-name was shorter than root, and I was unable to. Do you have a test case for such a setup? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no
bug-gnu-emacs@HIDDEN:bug#45540; Package emacs.
Full text available.Lars Ingebrigtsen <larsi@HIDDEN>
to control <at> debbugs.gnu.org.
Full text available.Received: (at 45540) by debbugs.gnu.org; 30 Dec 2020 03:34:58 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Tue Dec 29 22:34:58 2020 Received: from localhost ([127.0.0.1]:40660 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1kuSGH-0001uH-QE for submit <at> debbugs.gnu.org; Tue, 29 Dec 2020 22:34:58 -0500 Received: from quimby.gnus.org ([95.216.78.240]:60852) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <larsi@HIDDEN>) id 1kuSGG-0001u5-1I for 45540 <at> debbugs.gnu.org; Tue, 29 Dec 2020 22:34:56 -0500 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=nBXXH15JHLqC5Df6n+oRn92eVrxiT3lvtEb0R/ws0dU=; b=eOpc/FbTIM/HZBg72Gwg7tmAO5 fvC9/wCrdSuA4QppQC4uaUMzFZST0BS4Tw4TgI06eIyH6iXLDsUWxRGcYdJG28RT1wHGn+XXGlmQv rkZ2I191qtz1RJMliDicWUy+g60F1C2R4dc75luiiHyxhFKTBnOF7motZ8LAAiQk1w3g=; Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] 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 1kuSG7-0001Wm-Cg; Wed, 30 Dec 2020 04:34:49 +0100 From: Lars Ingebrigtsen <larsi@HIDDEN> To: Devon Sean McCullough <Emacs-hacker2018@HIDDEN> Subject: Re: bug#45540: 27.1; symbolic links crash dired References: <fed2beae-7a9a-1e7a-f840-c94145d2005d@HIDDEN> X-Now-Playing: Simon & Garfunkel's _The Concert In Central Park_: "Me And Julio Down By The Schoolyard" Date: Wed, 30 Dec 2020 04:34:46 +0100 In-Reply-To: <fed2beae-7a9a-1e7a-f840-c94145d2005d@HIDDEN> (Devon Sean McCullough's message of "Tue, 29 Dec 2020 16:54:15 -0500") Message-ID: <875z4kq84p.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-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: Devon Sean McCullough <Emacs-hacker2018@HIDDEN> writes: > Here's a fix. I did NOT check this carefully. > Dired crashes when (< (length file-name) (length root)) The patch looks reasonable -- but do you have a test case that reproduces this bug (starting from "emacs -Q") so that we can verify the bug and the fix? 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: 0.0 (/) X-Debbugs-Envelope-To: 45540 Cc: 45540 <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 (-) Devon Sean McCullough <Emacs-hacker2018@HIDDEN> writes: > Here's a fix. I did NOT check this carefully. > Dired crashes when (< (length file-name) (length root)) The patch looks reasonable -- but do you have a test case that reproduces this bug (starting from "emacs -Q") so that we can verify the bug and the fix? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no
bug-gnu-emacs@HIDDEN:bug#45540; Package emacs.
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Subject: 27.1; symbolic links crash dired
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Here's a fix. I did NOT check this carefully.
Dired crashes when (< (length file-name) (length root))
diff -aBbdu --label
/Applications/Emacs-27.1.app/Contents/Resources/lisp/files.el.gz --label
\#\<buffer\ files.el.gz\>
/var/folders/jv/9lctn91j0xqfv3f2kxc1lxx80000gn/T/jka-comtv7p5N
/var/folders/jv/9lctn91j0xqfv3f2kxc1lxx80000gn/T/buffer-content-fatCkh
--- /Applications/Emacs-27.1.app/Contents/Resources/lisp/files.el.gz
+++ #<buffer files.el.gz>
@@ -4019,10 +4019,9 @@
(let* ((file-name (or (buffer-file-name)
;; Handle non-file buffers, too.
(expand-file-name default-directory)))
- (sub-file-name (if (and file-name
+ (sub-file-name (when (and file-name
(file-name-absolute-p file-name))
- ;; FIXME: Why not use file-relative-name?
- (substring file-name (length root)))))
+ (file-relative-name file-name root))))
(condition-case err
(dolist (entry class-variables variables)
(let ((key (car entry)))
Diff finished. Tue Dec 29 16:42:36 2020
Devon Sean McCullough <Emacs-hacker2018@HIDDEN>:bug-gnu-emacs@HIDDEN.
Full text available.bug-gnu-emacs@HIDDEN:bug#45540; Package emacs.
Full text available.
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