X-Spam-Check-By: sourceware.org Message-ID: <448CD3E8.7070208@cygwin.com> Date: Sun, 11 Jun 2006 22:39:36 -0400 From: "Larry Hall (Cygwin)" Reply-To: cygwin AT cygwin DOT com User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8) Gecko/20060112 Fedora/1.5-1.fc4.remi Thunderbird/1.5 Mnenhy/0.7.4.0 MIME-Version: 1.0 To: cygwin AT cygwin DOT com Subject: Re: Cygwin1.dll 1.5.19: race condition & deadlock with fifos References: <448CC20A DOT 3F8C04A5 AT dessent DOT net> <7ehp8297uidfoahijrfnugi6rvukrt9g5f AT 4ax DOT com> In-Reply-To: <7ehp8297uidfoahijrfnugi6rvukrt9g5f@4ax.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Barry Kelly wrote: > On Sun, 11 Jun 2006 18:23:22 -0700, you wrote: > >> Barry Kelly wrote: >> >>> This code, without a delay, causes a deadlock and both active spawned >>> bash processes (the forked one reading from the fifo and the >>> backgrounded one) need to be killed explicitly: >>> >>> ---8<--- >>> ~/test-fifo$ rm fifo >>> ~/test-fifo$ mkfifo fifo >>> ~/test-fifo$ ((echo foo >fifo)&); echo Read: $(>> --->8--- >> This works fine for me, no hang -- but I use a recent CVS build. Have >> you tried the latest shapshot? > > I have just tried: > > DLL version: 1.5.20 > ... > Build date: Sun Jun 4 16:35:33 EDT 2006 > Snapshot date: 20060604-16:33:54 > > And I find it has fixed the problem. Thanks! > > Is there any indication as to how long before 1.5.20 will be fully > released? I don't want to risk running under a CVS snapshot except for > this test. > If you check the email archives, you will see a number of calls for testing of the snapshots in preparation for 1.5.20. From that you can surmise that any recent snapshot is likely to be pretty close to the eventual released version. Keep an eye out here for more details. -- Larry Hall http://www.rfk.com RFK Partners, Inc. (508) 893-9779 - RFK Office 838 Washington Street (508) 893-9889 - FAX Holliston, MA 01746 -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/