From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Jan =?UTF-8?Q?Dj=C3=A4rv?= Newsgroups: gmane.emacs.bugs Subject: bug#15801: 24.3.50; bar scrolling freezes gtk emacs Date: Sat, 30 Nov 2013 13:51:11 +0100 Message-ID: <3CEF3563-0727-4D4C-A415-686497098143@swipnet.se> 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> <83txeu5clf.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 7.0 \(1822\)) Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1385815934 18783 80.91.229.3 (30 Nov 2013 12:52:14 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 30 Nov 2013 12:52:14 +0000 (UTC) Cc: 15801@debbugs.gnu.org, Jarek Czekalski To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 30 13:52:18 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 1Vmk1y-0002az-5M for geb-bug-gnu-emacs@m.gmane.org; Sat, 30 Nov 2013 13:52:18 +0100 Original-Received: from localhost ([::1]:51835 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmk1x-0002af-SH for geb-bug-gnu-emacs@m.gmane.org; Sat, 30 Nov 2013 07:52:17 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53046) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmk1p-0002Yh-Pp for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 07:52:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vmk1j-0005Ns-18 for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 07:52:09 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:37229) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vmk1i-0005No-Tf for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 07:52:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Vmk1i-0002jk-6V for bug-gnu-emacs@gnu.org; Sat, 30 Nov 2013 07:52:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Jan =?UTF-8?Q?Dj=C3=A4rv?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 30 Nov 2013 12:52:02 +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=B15801.138581588510462 (code B ref 15801); Sat, 30 Nov 2013 12:52:02 +0000 Original-Received: (at 15801) by debbugs.gnu.org; 30 Nov 2013 12:51:25 +0000 Original-Received: from localhost ([127.0.0.1]:51247 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vmk16-0002if-Gk for submit@debbugs.gnu.org; Sat, 30 Nov 2013 07:51:24 -0500 Original-Received: from mailfe06.swip.net ([212.247.154.161]:49785 helo=swip.net) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vmk11-0002iP-VM for 15801@debbugs.gnu.org; Sat, 30 Nov 2013 07:51:21 -0500 X-T2-Spam-Status: No, hits=0.8 required=5.0 tests=BAYES_50 Original-Received: from hosdjarv.se (account mj138573@tele2.se [46.59.42.57] verified) by mailfe06.swip.net (CommuniGate Pro SMTP 5.4.4) with ESMTPA id 455095019; Sat, 30 Nov 2013 13:51:12 +0100 In-Reply-To: <83txeu5clf.fsf@gnu.org> X-Mailer: Apple Mail (2.1822) 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:81139 Archived-At: Hello. 30 nov 2013 kl. 12:54 skrev Eli Zaretskii : >> From: Jan Dj=E4rv >> Date: Sat, 30 Nov 2013 12:41:27 +0100 >> Cc: 15801@debbugs.gnu.org, >> Eli Zaretskii >>=20 >> enter redisplay_internal >> unrequest_sigio() /* Two paths to do this in the code */ >> goto retry /* Many places */ >> goto end_of_redisplay /* One place */ >>=20 >> When this path in the code is taken, SIGIO is off (blocked) and never = turned on again, and Emacs freezes. >>=20 >> Cc:ing Eli. The obvious fix would be to request_sigio before exit. = Is there any side effects to this? >=20 > If you call request_sigio only if interrupts_deferred is non-zero, I > see no adverse side effects. >=20 > In any case, code paths that turn off SIGIO and never turn it on again > are obvious bugs. Thanks for finding this one. OK, I checked in a fix. I can't reproduce the bug with this, but I had = a hard time reproducing it anyway. Jan D.