From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#23397: 25.0.92; assertion failure auto-reverting a file being overwritten Date: Tue, 03 May 2016 18:15:37 +0300 Message-ID: <83d1p3kw9y.fsf@gnu.org> References: <6epot9crti.fsf@just-testing.permabit.com> <83vb2wl83m.fsf@gnu.org> <6efuu0chsv.fsf@just-testing.permabit.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1462288600 16458 80.91.229.3 (3 May 2016 15:16:40 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 3 May 2016 15:16:40 +0000 (UTC) Cc: 23397@debbugs.gnu.org To: Ken Raeburn Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue May 03 17:16:31 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1axc3q-0006aX-Jw for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 May 2016 17:16:30 +0200 Original-Received: from localhost ([::1]:41729 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1axc3m-0006mW-OL for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 May 2016 11:16:26 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:49109) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1axc3d-0006aP-1w for bug-gnu-emacs@gnu.org; Tue, 03 May 2016 11:16:23 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1axc3R-0005tv-F4 for bug-gnu-emacs@gnu.org; Tue, 03 May 2016 11:16:11 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:51383) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1axc3R-0005si-C5 for bug-gnu-emacs@gnu.org; Tue, 03 May 2016 11:16:05 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1axc3O-0006nv-12 for bug-gnu-emacs@gnu.org; Tue, 03 May 2016 11:16:02 -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, 03 May 2016 15:16:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23397 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23397-submit@debbugs.gnu.org id=B23397.146228855526139 (code B ref 23397); Tue, 03 May 2016 15:16:01 +0000 Original-Received: (at 23397) by debbugs.gnu.org; 3 May 2016 15:15:55 +0000 Original-Received: from localhost ([127.0.0.1]:35487 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1axc3G-0006nX-JF for submit@debbugs.gnu.org; Tue, 03 May 2016 11:15:54 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:57963) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1axc3E-0006nK-3Y for 23397@debbugs.gnu.org; Tue, 03 May 2016 11:15:53 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1axc2z-0005jG-Id for 23397@debbugs.gnu.org; Tue, 03 May 2016 11:15:43 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:53733) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1axc2z-0005iH-FX; Tue, 03 May 2016 11:15:37 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4409 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1axc2t-0007wy-D3; Tue, 03 May 2016 11:15:31 -0400 In-reply-to: <6efuu0chsv.fsf@just-testing.permabit.com> (message from Ken Raeburn on Mon, 02 May 2016 16:43:12 -0400) 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: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:117639 Archived-At: > From: Ken Raeburn > Cc: 23397@debbugs.gnu.org > Date: Mon, 02 May 2016 16:43:12 -0400 > > > If so, perhaps we should call 'fstat' again each time we want to use > > st.st_size, and retry from the beginning if we find a mismatch? > > If the file is large, and being frequently updated in small increments, > that could delay us considerably, as we restart the process multiple > times. That is still better than aborting, right?