X-Recipient:	archive-cygwin AT delorie DOT com
X-SWARE-Spam-Status:	No, hits=-2.6 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW
X-Spam-Check-By:	sourceware.org
Message-ID:	<4D7FD2D7.7030603@dronecode.org.uk>
Date:	Tue, 15 Mar 2011 20:57:59 +0000
From:	Jon TURNEY <jon DOT turney AT dronecode DOT org DOT uk>
User-Agent:	Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.15) Gecko/20110303 Thunderbird/3.1.9
MIME-Version:	1.0
To:	cygwin AT cygwin DOT com
Subject:	Re: Calling sem_wait() in DllMain( DLL_THREAD_DETACH) crashes
References:	<4D7FB133 DOT 7030301 AT dronecode DOT org DOT uk> <20110315190733 DOT GA23825 AT ednor DOT casa DOT cgf DOT cx> <4D7FC59F DOT 6030901 AT cwilson DOT fastmail DOT fm> <20110315202816 DOT GA8747 AT ednor DOT casa DOT cgf DOT cx> <4D7FCF36 DOT 5090802 AT cwilson DOT fastmail DOT fm>
In-Reply-To:	<4D7FCF36.5090802@cwilson.fastmail.fm>
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sourceware.org/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com

On 15/03/2011 20:42, Charles Wilson wrote:
> Given that Jon mentioned other, similar reports, involving other
> libraries/extensions for python...I wonder if there's something in the
> core of python (e.g. "how to build an extension DLL: this glue code will
> be included in the xDLL automatically by pyDist::Builder [or whatever],
> defining a custom DllMain()...") that's doing something windows-ish,
> when it ought to be doing it unix-ish on cygwin.
> 
> E.g. I wonder if this is bigger than just Twisted, or just
> openssl+python/Lib/thread [1,2]  etc.

No, twisted is pure python.  But it uses the ssl python module, which uses
libcrypto library, which does this bad, bad thing.

Sorry for not making it clear in my original mail that the underlying cause is
the same in all cases.

--
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

- Raw text -