From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Rob Browning Newsgroups: gmane.emacs.bugs Subject: bug#8467: Bug#611591: emacs23: hangs while waiting for child on hurd-i386 Date: Sun, 10 Apr 2011 10:05:40 -0500 Message-ID: <87pqoui1tn.fsf@raven.defaultvalue.org> References: <20110131001335.GA30106@const.famille.thibault.fr> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" X-Trace: dough.gmane.org 1302448053 31932 80.91.229.12 (10 Apr 2011 15:07:33 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 10 Apr 2011 15:07:33 +0000 (UTC) Cc: 611591@bugs.debian.org, 611591-forwarded@bugs.debian.org, Samuel Thibault To: 8467@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Apr 10 17:07:28 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Q8wEa-0004r3-96 for geb-bug-gnu-emacs@m.gmane.org; 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Sun, 10 Apr 2011 11:05:45 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Q8wCt-0007VC-Se for bug-gnu-emacs@gnu.org; Sun, 10 Apr 2011 11:05:44 -0400 Original-Received: from defaultvalue.org ([70.85.129.156]:58141) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Q8wCt-0007V2-Pb for bug-gnu-emacs@gnu.org; Sun, 10 Apr 2011 11:05:43 -0400 Original-Received: from omen.defaultvalue.org (localhost [127.0.0.1]) by defaultvalue.org (Postfix) with ESMTP id 9613390D35; Sun, 10 Apr 2011 10:07:02 -0500 (CDT) Original-Received: from raven.defaultvalue.org (raven.defaultvalue.org [192.168.1.7]) by omen.defaultvalue.org (Postfix) with ESMTP id 46D7850071; Sun, 10 Apr 2011 10:05:41 -0500 (CDT) Original-Received: by raven.defaultvalue.org (Postfix, from userid 1000) id 1CC787BB198; Sun, 10 Apr 2011 10:05:41 -0500 (CDT) In-Reply-To: <20110131001335.GA30106@const.famille.thibault.fr> (Samuel Thibault's message of "Mon, 31 Jan 2011 01:13:35 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sun, 10 Apr 2011 11:06:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:45730 Archived-At: --=-=-= (If possible, please preserve the 611591-forwarded address in any replies.) It looks like there may be a problem with wait_for_termination() on GNU/Hurd systems. Samuel Thibault writes: > emacs23 would sometimes hang while waiting for a child. This is because > wait_for_termination assumes that on all BSD-like systems kill() returns > -1 on zombies. It happens that GNU/Hurd is a BSD-like system, but its > kill() returns 0 on zombies. > > The attached patch fixes that. --=-=-= Content-Type: text/x-diff Content-Disposition: inline; filename=fix-wait-for-termination-on-hurd.patch Content-Description: fix-wait-for-termination-on-hurd.patch --- a/src/sysdep.c 2011-01-31 01:10:24.000000000 +0100 +++ b/src/sysdep.c 2011-01-31 01:10:47.000000000 +0100 @@ -411,7 +411,7 @@ while (1) { #ifdef subprocesses -#if defined (BSD_SYSTEM) || defined (HPUX) +#if (defined (BSD_SYSTEM) || defined (HPUX)) && !defined(__GNU__) /* Note that kill returns -1 even if the process is just a zombie now. But inevitably a SIGCHLD interrupt should be generated and child_sig will do wait3 and make the process go away. */ --=-=-= -- Rob Browning rlb @defaultvalue.org and @debian.org GPG as of 2002-11-03 14DD 432F AE39 534D B592 F9A0 25C8 D377 8C7E 73A4 --=-=-=--