X-Recipient: archive-cygwin@delorie.com X-Spam-Check-By: sourceware.org Date: Wed, 16 Mar 2011 11:00:22 +0100 From: Corinna Vinschen To: cygwin@cygwin.com Subject: Re: Calling sem_wait() in DllMain( DLL_THREAD_DETACH) crashes Message-ID: <20110316100022.GA26391@calimero.vinschen.de> Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <4D7FB133.7030301@dronecode.org.uk> <20110315190733.GA23825@ednor.casa.cgf.cx> <4D7FC59F.6030901@cwilson.fastmail.fm> <20110315202816.GA8747@ednor.casa.cgf.cx> <4D7FD12F.1000200@dronecode.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <4D7FD12F.1000200@dronecode.org.uk> User-Agent: Mutt/1.5.21 (2010-09-15) Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: 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 On Mar 15 20:50, Jon TURNEY wrote: > I did read through the UG looking for a statement like that, but the only > thing I found was the caveat about mixing POSIX and Win32 calls to set cwd. > Perhaps I overlooked something, or maybe it would be good if that was more > clearly documented. > > >> However, it does seem that python (or one of its extensions) is doing > >> something it shouldn't. > > Given the above clarification about cygwin, this is a bug in libcrypto from > OpenSSL (which tries to be portable to more than just POSIX, and has a > DllMain() which is built for both cygwin and Win32), and a patch like that at > [1] (or perhaps one which avoids DllMain on cygwin entirely) should be applied. Thanks for the information. I will look into getting rid of DllMain. Just like in libiconv, there's no good reason to use this function in a shared lib for Cygwin. Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Project Co-Leader cygwin AT cygwin DOT com Red Hat -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple