From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#28589: 27.0.50; Emacs screen often becomes blank Date: Wed, 27 Sep 2017 10:13:39 +0200 Message-ID: <59CB5DB3.3000402@gmx.at> References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1506500072 10810 195.159.176.226 (27 Sep 2017 08:14:32 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 27 Sep 2017 08:14:32 +0000 (UTC) To: 28589@debbugs.gnu.org, p.stephani2@gmail.com, yamaoka@jpl.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Sep 27 10:14:21 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dx7Ty-0001qF-G1 for geb-bug-gnu-emacs@m.gmane.org; Wed, 27 Sep 2017 10:14:14 +0200 Original-Received: from localhost ([::1]:53232 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dx7U5-0007Ma-IQ for geb-bug-gnu-emacs@m.gmane.org; Wed, 27 Sep 2017 04:14:21 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38105) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dx7Ts-0007Ic-1p for bug-gnu-emacs@gnu.org; Wed, 27 Sep 2017 04:14:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dx7Tm-00024V-Ez for bug-gnu-emacs@gnu.org; Wed, 27 Sep 2017 04:14:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:53715) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dx7Tm-00024Q-Bn for bug-gnu-emacs@gnu.org; Wed, 27 Sep 2017 04:14:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1dx7Tm-0003ew-5M for bug-gnu-emacs@gnu.org; Wed, 27 Sep 2017 04:14:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: martin rudalics Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 27 Sep 2017 08:14:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 28589 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 28589-submit@debbugs.gnu.org id=B28589.150650003714048 (code B ref 28589); Wed, 27 Sep 2017 08:14:02 +0000 Original-Received: (at 28589) by debbugs.gnu.org; 27 Sep 2017 08:13:57 +0000 Original-Received: from localhost ([127.0.0.1]:34163 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dx7Tg-0003eW-Uf for submit@debbugs.gnu.org; Wed, 27 Sep 2017 04:13:57 -0400 Original-Received: from mout.gmx.net ([212.227.17.21]:52600) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dx7Tg-0003eK-3t for 28589@debbugs.gnu.org; Wed, 27 Sep 2017 04:13:56 -0400 Original-Received: from [192.168.1.100] ([46.125.249.22]) by mail.gmx.com (mrgmx102 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LrqNe-1dDZ3a2lcE-013e7d; Wed, 27 Sep 2017 10:13:48 +0200 In-Reply-To: X-Provags-ID: V03:K0:Xw/2HKWTt457JqbGLCSdNonp4w7UITD80B8Y7ZDAmZYSkMDdb0E m4T0EruOX9TS29/V0QHwv/NTsi2YUJl6edfP/ulx4+/Sq6vyGmrocG4QtSAq4tnD8roTMwQ JSUfA+S64oZ1+9/ftIu+L8KOu5FzUPE8UY78cOsHiWK4n6FgjU1ObKWxkPpJfs/Hohvhh28 8YMQo2cd45HEc4Qy8m+yg== X-UI-Out-Filterresults: notjunk:1;V01:K0:WG6wtn1rJfo=:HNWVTPlOvOZp/Yc8NnxHW+ E2kXYkmslVEMX/Mfa0AD4IyjAzfcQBV+R4WwqLOLcpsYHefUvI0R9eP1DE5s6NI9wObq7w/mh ZYnrzvWyBmxPmFFdxbWMF47Sw98jnLjHM4mYfZNf/iHgM+GUsb14y/P4n+vuC78K9vm5pprME XtiR1CK55X/r5K1YbFR8HrY4PPVupesAqBjrEwbpYMA0sc6B1tIzdJzDsVCdWO8FhjhdYYn7u Q1TNc0sx6YKufVAqGxZGUArdmWcOsPHrTDh++ckF7XMxSiqc9UnbEtyze4n+JVEDqf/5hvvXJ 80AByCHDl5RKfAHxji2tcYJcHAoAoV5B095DEiSgz3BK3vXk3a8GfdserQvG0E1nQRHXWqTUf GD5qFsOnLFg9RpnhyDlzkxsSI11/lbpLq34vt0E9nfO+xj3xQjpXs1y/JtheQumPfMAz/c030 wGz4gWhHNYFULKILp7UZMiDCqX+3+Nd1m/0xsGwaV9p4QAU/1AezNBDweOPPKQK+yYaYLaeTm AvkeAMG7jKeJ3O6aZzTC2nJNkWGM71BLCHAEzkIV8HHXx6kyUfvk6Fg61wdLIkGT/82g+4Bav XAtDkkWuN45gt8xumXfsdTKQspS/jgo/Vb3u+BcuQLnwUBAXwlQsa7yWpQD9ngIoe8FjuBtju FnjSGabI7XT0nAkue/4lASSm2GM/JQFrOW/HSEgErTfTuS6qqhLUMb+0v0p/p0RoD4EDhQxpi FDBU5KgpUllRrBvRRH7wbpjmphYEi123V3ywj/ABvDuOIBDw7ZCg/2EofUNbuaucnmTooJIn 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:137486 Archived-At: > Sigh, I had almost expected this would happen. Reverted with 2fa19cc551. > But now we have another time bomb in the codebase: > the gtk_widget_set_double_buffered function is deprecated and will probably > be removed sometime. This makes the migration to a pure GTK+ build even > more pressing. Looks like the decisive blow, indeed. Admittedly, inhibiting double buffering was a gross hack too. But I doubt Jan had any alternative solutions at hand when he coded that. Do I understand correctly that the entire effect of setting double buffering off is encapsuled in the case where a GDK_EXPOSE event is handled? martin