From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#28630: 27.0.50; C-g while a non-main thread is sitting crashes Emacs Date: Thu, 05 Oct 2017 10:24:11 +0300 Message-ID: <83infuxdk4.fsf@gnu.org> References: <87efqri8x9.fsf@gmail.com> <874lrjy2rz.fsf@gmail.com> <831smm52v4.fsf@gnu.org> <87d166rb6n.fsf@gmail.com> <83o9pq3eix.fsf@gnu.org> <838tgt352c.fsf@gnu.org> <83fuazz7ja.fsf@gnu.org> <83a817z5sd.fsf@gnu.org> <834lrfz2pk.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1507188315 31761 195.159.176.226 (5 Oct 2017 07:25:15 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 5 Oct 2017 07:25:15 +0000 (UTC) Cc: 28630@debbugs.gnu.org, tom@tromey.com, agrambot@gmail.com To: YAMAMOTO Mitsuharu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Oct 05 09:25:10 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 1e00Wr-0007RZ-5s for geb-bug-gnu-emacs@m.gmane.org; Thu, 05 Oct 2017 09:25:09 +0200 Original-Received: from localhost ([::1]:38130 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e00Wy-0004tW-EU for geb-bug-gnu-emacs@m.gmane.org; Thu, 05 Oct 2017 03:25:16 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:54956) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e00Wn-0004op-6A for bug-gnu-emacs@gnu.org; Thu, 05 Oct 2017 03:25:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e00Wj-000050-Vb for bug-gnu-emacs@gnu.org; Thu, 05 Oct 2017 03:25:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:40953) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1e00Wj-00004v-T5 for bug-gnu-emacs@gnu.org; Thu, 05 Oct 2017 03:25:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1e00Wj-0005Ee-O4 for bug-gnu-emacs@gnu.org; Thu, 05 Oct 2017 03:25:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 05 Oct 2017 07:25:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 28630 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 28630-submit@debbugs.gnu.org id=B28630.150718829220104 (code B ref 28630); Thu, 05 Oct 2017 07:25:01 +0000 Original-Received: (at 28630) by debbugs.gnu.org; 5 Oct 2017 07:24:52 +0000 Original-Received: from localhost ([127.0.0.1]:49634 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e00Wa-0005EC-GY for submit@debbugs.gnu.org; Thu, 05 Oct 2017 03:24:52 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:35652) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e00WY-0005Dz-Nh for 28630@debbugs.gnu.org; Thu, 05 Oct 2017 03:24:51 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e00WO-0008Ce-AO for 28630@debbugs.gnu.org; Thu, 05 Oct 2017 03:24:43 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:44167) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e00W7-0007hA-He; Thu, 05 Oct 2017 03:24:23 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2600 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1e00W6-0006iL-Px; Thu, 05 Oct 2017 03:24:23 -0400 In-reply-to: (message from YAMAMOTO Mitsuharu on Thu, 05 Oct 2017 12:27:28 +0900) 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:137936 Archived-At: > Date: Thu, 05 Oct 2017 12:27:28 +0900 > From: YAMAMOTO Mitsuharu > Cc: agrambot@gmail.com, > 28630-done@debbugs.gnu.org, > tom@tromey.com > > >>>>> On Wed, 04 Oct 2017 12:23:19 +0300, Eli Zaretskii said: > > >> > OOC, could you please see whether on X the sit-for call is > >> > interrupted or not? That is, do you see the "there" message > >> > after typing C-g? > Same for NS. Interestingly, some variants of the original recipe > behave differently with respect to C-g depending on the toolkit. > > Example 1: > > (thread-join > (make-thread > (lambda () > (message "hello") > (sit-for 2) > (message "there")))) > > Interrupted: GTK+, Athena, no toolkit, Mac > Not interrupted: NS > > > Example 2: > > (thread-join > (make-thread > (lambda () > (message "hello") > (sleep-for 2) > (message "there")))) > > Interrupted: GTK+ > Not interrupted: Athena, no toolkit, Mac, NS For the record, on MS-Windows, both are interrupted. > Probably it has something to do with xg_select. Could be. The upshot of this is that doing keyboard I/O in non-main threads is inherently unportable. Should we mention this in the manual?