X-Recipient: archive-cygwin AT delorie DOT com X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,RCVD_IN_HOSTKARMA_YE,TW_FD X-Spam-Check-By: sourceware.org X-Mail-Handler: Dyn Standard SMTP by Dyn X-Report-Abuse-To: abuse AT dyndns DOT com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX19bUZgM0H182LtylRS9f6KW Date: Tue, 16 Oct 2012 10:38:48 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: signalfd support Message-ID: <20121016143848.GA25807@ednor.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <7503790 DOT 99DVW17TaN AT bob-kubuntu> <507D534B DOT 5040803 AT gmail DOT com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <507D534B.5040803@gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: 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 On Tue, Oct 16, 2012 at 02:30:03PM +0200, Noel Grandin wrote: > >On 2012-10-16 14:22, bob wrote: >> In a previous posting a few weeks back I presented some test code which >> illustrated the performance deficit in the current Cygwin fifo implementation (2 >> orders of magnitude slower than Linux on same hardware). It was this >> performance issue that led me on a search for an alternative synchronization >> > >Rather than jumping through hoops to get Cygwin to work, why don't you >just use one the built-in native facilities on windows? >Windows natively supports message queues, asynchronous IO and probably a >whole host of other stuff that I don't know about. > >You can even access the native Windows functionality while running the >rest of your app under cygwin. Mixing Windows and Cygwin APIs is rarely a good idea. Some programs, like mintty, need to do it for obvious reasons but mixing Windows handles and Cygwin fds is going to cause headaches. cgf -- 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