X-Recipient: archive-cygwin AT delorie DOT com X-SWARE-Spam-Status: No, hits=-1.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,RCVD_IN_HOSTKARMA_YE 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: U2FsdGVkX1996CUCrW40X2wjTm1Doi8E Date: Mon, 17 Sep 2012 09:43:10 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: Win PTY library. Message-ID: <20120917134310.GB16552@ednor.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <20120915162136 DOT GB25529 AT ednor DOT casa DOT cgf DOT cx> <5057036D DOT 3080304 AT dancol DOT org> <5057254C DOT 4040405 AT cwilson DOT fastmail DOT fm> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5057254C.4040405@cwilson.fastmail.fm> 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 Mon, Sep 17, 2012 at 09:27:40AM -0400, Charles Wilson wrote: >On 9/17/2012 7:03 AM, Daniel Colascione wrote: >> On 9/15/2012 9:21 AM, Christopher Faylor wrote: >>> On Sat, Sep 15, 2012 at 12:15:49PM -0400, Earnie Boyd wrote: >>>> I just discovered https://github.com/rprichard/winpty and thought >>>> Cygwin users and developers may be interested. The license is MIT >>>> style. >>> >>> Looks interesting. I've had something similar sitting around in my >>> Cygwin sandbox for a while. It would be nice to have a real console-based >>> pty implementation. >> >> Unfortunately, this program works by polling and scraping a hidden console >> window. Any approach of this type will lose data. (No, you can't synchronize >> your scraping by using console accessibility APIs because conhost calls out into >> accessibility with its locks held, and if you try to read the console buffer in >> this context, you deadlock.) > >Well, that's exactly what Console2 does, and it works pretty well. I've >never seen any "missing" data when using it. I don't know what they're >doing to work around the deadlock issue, but whatever it is it works. Ditto. 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