X-Spam-Check-By: sourceware.org From: Barry Kelly To: Brian Dessent Cc: cygwin@cygwin.com Subject: Re: Cygwin1.dll 1.5.19: race condition & deadlock with fifos Date: Mon, 12 Jun 2006 02:42:24 +0100 Message-ID: <7ehp8297uidfoahijrfnugi6rvukrt9g5f@4ax.com> References: <448CC20A.3F8C04A5@dessent.net> In-Reply-To: <448CC20A.3F8C04A5@dessent.net> X-Mailer: Forte Agent 3.3/32.846 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by delorie.com id k5C1gUDL010275 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. -- Barry -- http://barrkel.blogspot.com/ -- 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/