From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#18259: 24.3; comint-interrupt-subjob fails to interrupt pthreaded programs Date: Fri, 04 Dec 2020 12:28:49 +0100 Message-ID: <874kl1kdxq.fsf@gnus.org> References: <87ha1girv5.fsf@sammakko3.piperka.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12560"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 18259@debbugs.gnu.org To: Kari Pahula Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Dec 04 12:30:14 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kl9Hy-0003Aj-7K for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 04 Dec 2020 12:30:14 +0100 Original-Received: from localhost ([::1]:51262 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kl9Hx-00060p-2T for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 04 Dec 2020 06:30:13 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43194) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kl9Hn-0005y7-8C for bug-gnu-emacs@gnu.org; Fri, 04 Dec 2020 06:30:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59755) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kl9Hn-0001ei-0F for bug-gnu-emacs@gnu.org; Fri, 04 Dec 2020 06:30:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kl9Hm-0000dL-RI for bug-gnu-emacs@gnu.org; Fri, 04 Dec 2020 06:30:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 04 Dec 2020 11:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18259 X-GNU-PR-Package: emacs Original-Received: via spool by 18259-submit@debbugs.gnu.org id=B18259.16070813422318 (code B ref 18259); Fri, 04 Dec 2020 11:30:02 +0000 Original-Received: (at 18259) by debbugs.gnu.org; 4 Dec 2020 11:29:02 +0000 Original-Received: from localhost ([127.0.0.1]:43065 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kl9Gn-0000bK-Lz for submit@debbugs.gnu.org; Fri, 04 Dec 2020 06:29:01 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:58012) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kl9Gm-0000ao-6h for 18259@debbugs.gnu.org; Fri, 04 Dec 2020 06:29:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=VhIfnjTf6tSlChnDnYCAV8OrmyJCLuFYdknbNmBYl5M=; b=jCy7BuSAoQitT4xqH8G9ezt58q dPQTXj62vobX5nWCRNsUO5W5jjEBQ5bld3t8pmvcEjzsIZ6o4jW2K9c08x9+AG3w+QVsgVn/iXn6A /WVh5tAP1HoWp9VODkKn3juVkI1Qx3y0ifXAszQ3LDqWb64VV0SDWPS+VfVPdltLKHOM=; Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kl9Gd-0007yz-2x; Fri, 04 Dec 2020 12:28:53 +0100 X-Now-Playing: The Matthew Herbert Big Band's _The State Between Us (1)_: "Reisezehrung" In-Reply-To: <87ha1girv5.fsf@sammakko3.piperka.net> (Kari Pahula's message of "Wed, 13 Aug 2014 13:52:30 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:194975 Archived-At: Kari Pahula writes: > Trying to interrupt a debugged program in gud fails. Pressing C-c C-c > just displays "C-c C-cQuit" but nothing else happens. This works in > Emacs version 23. It seems to me that Emacs 24 doesn't know how to > signal stop to programs using pthreads. The program in question is > available at https://github.com/kaol/forcelayout > > (gdb) r > Starting program: /home/kaol/src/forcelayout/forcelayout -i 1000 -r world-20140811.json picks-20140812.json world-20140812.json > [Thread debugging using libthread_db enabled] > Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". > [New Thread 0x7ffff7308700 (LWP 14323)] > [New Thread 0x7ffff6ab7700 (LWP 14324)] > [New Thread 0x7ffff6266700 (LWP 14325)] > [New Thread 0x7ffff5a15700 (LWP 14326)] > [New Thread 0x7ffff51c4700 (LWP 14327)] > [New Thread 0x7ffff4973700 (LWP 14328)] > [New Thread 0x7ffff4122700 (LWP 14329)] > [New Thread 0x7ffff38d1700 (LWP 14330)] > [New Thread 0x7fffec645700 (LWP 14331)] > [Thread 0x7fffec645700 (LWP 14331) exited] > C-c C-cQuit > k > (gdb) (This bug report unfortunately got no response at the time.) I tried reproducing this bug with Emacs 28 -- by using gdb on Emacs itself, which also uses pthreads, I think? This seems to work fine for me. Are you still seeing this issue in more recent Emacs versions? (gdb) r Starting program: /home/larsi/src/emacs/trunk/src/emacs [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffeb6c8700 (LWP 167374)] [New Thread 0x7fffeacbd700 (LWP 167375)] [New Thread 0x7fffea273700 (LWP 167376)] [Detaching after vfork from child process 167389] [Detaching after vfork from child process 167390] C-c C-c[Thread 0x7fffeacbd700 (LWP 167375) exited] [Thread 0x7fffeb6c8700 (LWP 167374) exited] [Thread 0x7fffec5ea5c0 (LWP 167369) exited] [Inferior 1 (process 167369) exited normally] (gdb) -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no