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 Date: Thu, 6 May 2004 12:36:42 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: pthreads and sockets - Cannot register window class error Message-ID: <20040506163642.GF27589@coe.bosbc.com> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <4098760F DOT CDB4F630 AT hot DOT pl> <4098E04B DOT 34D2866B AT dessent DOT net> <20040505210340 DOT GB321 AT coe DOT bosbc DOT com> <4099694C DOT DB07AC2E AT hot DOT pl> <40998C6B DOT F5A44973 AT hot DOT pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i On Thu, May 06, 2004 at 11:13:43AM -0500, Brian Ford wrote: >On Thu, 6 May 2004, Jacek Trzmiel wrote: > >> Nevertheless ThreadingTest.cpp posted here: >> >> http://cygwin.com/ml/cygwin/2004-05/msg00178.html >> >> still sometimes fails, even with 20040504 snapshot: >> >> > $ g++ ThreadingTest.cpp -lpthread -o ThreadingTest.exe && ./ThreadingTest.exe >> > 238 [win] ThreadingTest 1696 Winmain: Cannot register window class, Win32 error 1410 >> > 896 [win] ThreadingTest 1696 Winmain: Cannot register window class, Win32 error 1410 > >It's an obvious race condition in winsup/cygwin/window.cc (gethwnd): >ourhwnd. I'm not quite sure how to fix it yet, and I've got to do real >work now. So, have at it :-). This code has needed a complete rewrite for sometime. Its use of static buffers makes it a guaranteed race-full zone. cgf -- 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/