From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#14569: 24.3.50; bootstrap fails on Cygwin Date: Tue, 25 Jun 2013 07:51:23 -0700 Organization: UCLA Computer Science Department Message-ID: <51C9AE6B.5070204@cs.ucla.edu> 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> <51C99C65.1020000@cornell.edu> <51C9A160.3000203@cornell.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1372171931 12055 80.91.229.3 (25 Jun 2013 14:52:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 25 Jun 2013 14:52:11 +0000 (UTC) Cc: "14569@debbugs.gnu.org" <14569@debbugs.gnu.org>, Angelo Graziosi To: Ken Brown Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Jun 25 16:52:11 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 1UrUbK-0005sh-QJ for geb-bug-gnu-emacs@m.gmane.org; Tue, 25 Jun 2013 16:52:10 +0200 Original-Received: from localhost ([::1]:52650 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UrUbK-0005D8-Gv for geb-bug-gnu-emacs@m.gmane.org; Tue, 25 Jun 2013 10:52:10 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:44965) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UrUbD-0005CG-Jv for bug-gnu-emacs@gnu.org; Tue, 25 Jun 2013 10:52:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UrUbC-0008Gh-7U for bug-gnu-emacs@gnu.org; Tue, 25 Jun 2013 10:52:03 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:46238) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UrUbC-0008GY-5L for bug-gnu-emacs@gnu.org; Tue, 25 Jun 2013 10:52:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1UrUbB-0005Jo-LF for bug-gnu-emacs@gnu.org; Tue, 25 Jun 2013 10:52:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Paul Eggert Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 25 Jun 2013 14:52:01 +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: Original-Received: via spool by 14569-submit@debbugs.gnu.org id=B14569.137217189820398 (code B ref 14569); Tue, 25 Jun 2013 14:52:01 +0000 Original-Received: (at 14569) by debbugs.gnu.org; 25 Jun 2013 14:51:38 +0000 Original-Received: from localhost ([127.0.0.1]:40552 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UrUan-0005Iw-Kg for submit@debbugs.gnu.org; Tue, 25 Jun 2013 10:51:37 -0400 Original-Received: from smtp.cs.ucla.edu ([131.179.128.62]:47330) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UrUal-0005Ij-7e for 14569@debbugs.gnu.org; Tue, 25 Jun 2013 10:51:36 -0400 Original-Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.cs.ucla.edu (Postfix) with ESMTP id 60A1139E810A; Tue, 25 Jun 2013 07:51:29 -0700 (PDT) X-Virus-Scanned: amavisd-new at smtp.cs.ucla.edu Original-Received: from smtp.cs.ucla.edu ([127.0.0.1]) by localhost (smtp.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 40-8Q-PwuNwm; Tue, 25 Jun 2013 07:51:29 -0700 (PDT) Original-Received: from [192.168.1.9] (pool-71-108-49-126.lsanca.fios.verizon.net [71.108.49.126]) by smtp.cs.ucla.edu (Postfix) with ESMTPSA id F345639E8108; Tue, 25 Jun 2013 07:51:28 -0700 (PDT) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130510 Thunderbird/17.0.6 In-Reply-To: <51C9A160.3000203@cornell.edu> X-Enigmail-Version: 1.5.1 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:75564 Archived-At: On 06/25/2013 06:55 AM, Ken Brown wrote: > I'm puzzled by the asymmetry between block_child_signal and unblock_child_signal. The first blocks SIGCHLD, while the second unblocks *all* signals. Why is this the right thing to do? > > Ken I didn't write that code, but here's my guess. Emacs normally runs with all signals unblocked. Unblocking everything is the right thing to do, if there's a bug elsewhere in Emacs that inadvertently leaves signals blocked.