From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#18222: 24.3.92; fork handlers in gmalloc.c can lead to deadlock Date: Mon, 25 Aug 2014 05:39:58 +0300 Message-ID: <83sikll2bl.fsf@gnu.org> References: <53E4CC0B.2060200@cornell.edu> <53E67553.9090102@cornell.edu> <53E82787.7030505@cornell.edu> <53E8E145.3090307@cornell.edu> <53F8BA88.4030904@cornell.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1408934485 10393 80.91.229.3 (25 Aug 2014 02:41:25 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 25 Aug 2014 02:41:25 +0000 (UTC) Cc: peterhull90@gmail.com, 18222@debbugs.gnu.org To: YAMAMOTO Mitsuharu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Aug 25 04:41:18 2014 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 1XLkDd-0003C9-Dm for geb-bug-gnu-emacs@m.gmane.org; Mon, 25 Aug 2014 04:41:17 +0200 Original-Received: from localhost ([::1]:45917 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XLkDc-0008AO-Mj for geb-bug-gnu-emacs@m.gmane.org; Sun, 24 Aug 2014 22:41:16 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50062) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XLkDU-00089z-U1 for bug-gnu-emacs@gnu.org; Sun, 24 Aug 2014 22:41:14 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XLkDP-0005qT-L3 for bug-gnu-emacs@gnu.org; Sun, 24 Aug 2014 22:41:08 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:44288) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XLkDP-0005qP-HD for bug-gnu-emacs@gnu.org; Sun, 24 Aug 2014 22:41:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XLkDP-0004fd-6m for bug-gnu-emacs@gnu.org; Sun, 24 Aug 2014 22:41:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 25 Aug 2014 02:41:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18222 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 18222-submit@debbugs.gnu.org id=B18222.140893440517869 (code B ref 18222); Mon, 25 Aug 2014 02:41:03 +0000 Original-Received: (at 18222) by debbugs.gnu.org; 25 Aug 2014 02:40:05 +0000 Original-Received: from localhost ([127.0.0.1]:51231 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XLkCT-0004e9-5K for submit@debbugs.gnu.org; Sun, 24 Aug 2014 22:40:05 -0400 Original-Received: from mtaout24.012.net.il ([80.179.55.180]:41956) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XLkCN-0004dQ-5N for 18222@debbugs.gnu.org; Sun, 24 Aug 2014 22:40:00 -0400 Original-Received: from conversion-daemon.mtaout24.012.net.il by mtaout24.012.net.il (HyperSendmail v2007.08) id <0NAU00300CA34D00@mtaout24.012.net.il> for 18222@debbugs.gnu.org; Mon, 25 Aug 2014 05:35:13 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout24.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NAU0040JCIP1R00@mtaout24.012.net.il>; Mon, 25 Aug 2014 05:35:13 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il 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:92647 Archived-At: > Date: Mon, 25 Aug 2014 08:28:59 +0900 > From: YAMAMOTO Mitsuharu > Cc: Peter Hull , 18222@debbugs.gnu.org > > I think it's worth trying also on other platforms that use gmalloc. The problem is how to write the DUMPED and ALLOCATED_BEFORE_DUMPING macros. For Cygwin, they use some intimate knowledge about Cygwin runtime internals; the question is, do other platforms have similar facilities and features. There's also the MinGW way of getting rid of gmalloc, but it needs a different feature: the ability to specify a user-defined sbrk function (which MS-Windows supports).