From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Angelo Graziosi Newsgroups: gmane.emacs.bugs Subject: bug#14569: 24.3.50; bootstrap fails on Cygwin Date: Fri, 28 Jun 2013 18:22:22 +0200 Message-ID: <51CDB83E.5060203@alice.it> References: <51BC720D.7080504@alice.it> <51BDB979.3040508@cornell.edu> <20130616150141.GB3622@ednor.casa.cgf.cx> <51BDFB25.8080101@cornell.edu> <51BE01EC.3000701@cornell.edu> <51C60DEB.8030804@alice.it> <51C75149.1070609@alice.it> <51C793FA.9070806@cs.ucla.edu> <51C8275A.4080307@cornell.edu> <51C886D5.3030704@alice.it> <51C8B4AD.7050609@cs.ucla.edu> <51C8DB3A.7050206@alice.it> <51CC529B.9090809@cs.ucla.edu> <51CC9340.3080307@cornell.edu> <51CD7F92.40007@cornell.edu> <51CDA2A0.10400@cs.ucla.edu> <51CDABD3.4070207@cornell.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1372436658 2858 80.91.229.3 (28 Jun 2013 16:24:18 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 28 Jun 2013 16:24:18 +0000 (UTC) Cc: eggert@cs.ucla.edu, 14569@debbugs.gnu.org To: Ken Brown Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jun 28 18:24:18 2013 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 1UsbT7-0004iT-S1 for geb-bug-gnu-emacs@m.gmane.org; Fri, 28 Jun 2013 18:24:18 +0200 Original-Received: from localhost ([::1]:39889 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbT7-00062F-0Y for geb-bug-gnu-emacs@m.gmane.org; Fri, 28 Jun 2013 12:24:17 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50981) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbSw-000606-6R for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:24:13 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UsbSt-0005h6-FN for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:24:06 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:52822) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbSt-0005h2-Bk for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:24:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1UsbSs-0003yI-FZ for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:24:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Angelo Graziosi Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 28 Jun 2013 16:24:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14569 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: X-Debbugs-Original-Cc: bug-emacs , Paul Eggert Original-Received: via spool by submit@debbugs.gnu.org id=B.137243658315150 (code B ref -1); Fri, 28 Jun 2013 16:24:02 +0000 Original-Received: (at submit) by debbugs.gnu.org; 28 Jun 2013 16:23:03 +0000 Original-Received: from localhost ([127.0.0.1]:47138 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UsbRu-0003wH-TP for submit@debbugs.gnu.org; Fri, 28 Jun 2013 12:23:03 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:48994) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UsbRr-0003vY-5a for submit@debbugs.gnu.org; Fri, 28 Jun 2013 12:23:00 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UsbRi-0005Ws-H1 for submit@debbugs.gnu.org; Fri, 28 Jun 2013 12:22:53 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:38948) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbRi-0005Wo-EE for submit@debbugs.gnu.org; Fri, 28 Jun 2013 12:22:50 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50684) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbRe-0005qJ-SD for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:22:50 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UsbRc-0005Vo-4D for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:22:46 -0400 Original-Received: from smtp202.alice.it ([82.57.200.98]:50103) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsbRb-0005VI-Pg for bug-gnu-emacs@gnu.org; Fri, 28 Jun 2013 12:22:44 -0400 Original-Received: from [192.168.1.101] (87.16.36.228) by smtp202.alice.it (8.6.060.15) (authenticated as angelo.graziosi@alice.it) id 51C49E44009F7332; Fri, 28 Jun 2013 18:22:25 +0200 User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:17.0) Gecko/20130620 Thunderbird/17.0.7 In-Reply-To: <51CDABD3.4070207@cornell.edu> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). 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:75682 Archived-At: Il 28/06/2013 17.29, Ken Brown ha scritto: > On 6/28/2013 10:50 AM, Paul Eggert wrote: >> On 06/28/2013 05:20 AM, Ken Brown wrote: >> >>> #ifndef CANNOT_DUMP >>> +#ifdef CYGWIN >>> + if (! noninteractive) >>> +#else >>> if (! noninteractive || initialized) >>> #endif >>> +#endif >> >> I'm dubious about this proposal. >> >> If there's an obscure race-condition bug during bootstrapping >> that makes Emacs crash, why isn't it plausible that a similar >> bug could occur during normal operation? Bootstrapping is >> a more-intense activity that could well be more likely to >> trigger races, but isn't it more plausible that the races >> could occur at any time? > > I don't know, because I don't know when the race during bootstrapping > was happening. If it was happening when emacs was doing the tickling > (in init_process_emacs), then my suggested change could conceivably > cause emacs to crash immediately after startup. Assuming this doesn't > happen often, I think it's better than having bugs in subprocess handling. > > On the other hand, if the race happens when emacs *executes* the glib > handler (stored in lib_child_handler), then I agree with you that my > proposal is unacceptable. > > I would suggest that we try my proposal but leave the bug open while we > see how it works. If people start seeing random crashes, then we'll > know it was a bad idea and we can revert it. Just for completeness... I have bootstrapped r. 113214 with Ken's patch. Emacs has been build fine, no errors. I have installed it and after 3 hours it is still running... I would adopt Ken's idea and ping people to use/bootstrap trunk... Let's see if we can catch Mobydick... Ciao, Angelo. (PS. Why Thunderbird refuses 14569@debbugs.gnu.org address in my replay? I have always to change manually it in bug-gnu-emacs@gnu.org...)