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#15801: 24.3.50; bar scrolling freezes gtk emacs Date: Sat, 30 Nov 2013 13:54:36 +0200 Message-ID: <83txeu5clf.fsf@gnu.org> References: <5277EA95.4070001@poczta.onet.pl> <527A9D0D.6040207@poczta.onet.pl> <7A380DDA-E95E-4F8A-BEB9-2AB97C1319BB@swipnet.se> <528DB55B.4080401@poczta.onet.pl> <2F3FE7B0-9C9E-4B6D-B72C-C32C81646028@swipnet.se> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT X-Trace: ger.gmane.org 1385812515 18696 80.91.229.3 (30 Nov 2013 11:55:15 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 30 Nov 2013 11:55:15 +0000 (UTC) Cc: 15801@debbugs.gnu.org, jarekczek@poczta.onet.pl To: Jan =?UTF-8?Q?Dj=C3=A4rv?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 30 12:55:19 2013 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 1Vmj8n-0003Mt-7X for geb-bug-gnu-emacs@m.gmane.org; Sat, 30 Nov 2013 12:55:17 +0100 Original-Received: from localhost ([::1]:51690 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmj8m-0004OX-R5 for geb-bug-gnu-emacs@m.gmane.org; Sat, 30 Nov 2013 06:55:16 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45320) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmj8a-0004Eh-AV for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 06:55:13 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vmj8Z-0003op-3b for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 06:55:04 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:37205) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmj8Z-0003oP-0h for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 06:55:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Vmj8X-0000IY-Na for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 06:55:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 30 Nov 2013 11:55:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15801 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 15801-submit@debbugs.gnu.org id=B15801.13858124951133 (code B ref 15801); Sat, 30 Nov 2013 11:55:01 +0000 Original-Received: (at 15801) by debbugs.gnu.org; 30 Nov 2013 11:54:55 +0000 Original-Received: from localhost ([127.0.0.1]:51224 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vmj8Q-0000IC-9Z for submit@debbugs.gnu.org; Sat, 30 Nov 2013 06:54:54 -0500 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:38560) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vmj8M-0000Ht-H7 for 15801@debbugs.gnu.org; Sat, 30 Nov 2013 06:54:52 -0500 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MX200600RMPL800@a-mtaout22.012.net.il> for 15801@debbugs.gnu.org; Sat, 30 Nov 2013 13:54:43 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MX2006GORR7KP10@a-mtaout22.012.net.il>; Sat, 30 Nov 2013 13:54:43 +0200 (IST) In-reply-to: <2F3FE7B0-9C9E-4B6D-B72C-C32C81646028@swipnet.se> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:81138 Archived-At: > From: Jan Djärv > Date: Sat, 30 Nov 2013 12:41:27 +0100 > Cc: 15801@debbugs.gnu.org, > Eli Zaretskii > > enter redisplay_internal > unrequest_sigio() /* Two paths to do this in the code */ > goto retry /* Many places */ > goto end_of_redisplay /* One place */ > > When this path in the code is taken, SIGIO is off (blocked) and never turned on again, and Emacs freezes. > > Cc:ing Eli. The obvious fix would be to request_sigio before exit. Is there any side effects to this? If you call request_sigio only if interrupts_deferred is non-zero, I see no adverse side effects. In any case, code paths that turn off SIGIO and never turn it on again are obvious bugs. Thanks for finding this one.