X-Spam-Check-By: sourceware.org Message-ID: <4574EF06.3070706@cygwin.com> Date: Mon, 04 Dec 2006 23:01:10 -0500 From: "Larry Hall (Cygwin)" Reply-To: cygwin AT cygwin DOT com User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061108 Fedora/1.5.0.8-1.fc4.remi Thunderbird/1.5.0.8 Mnenhy/0.7.4.0 MIME-Version: 1.0 To: cygwin AT cygwin DOT com Subject: Re: cygwin + vista x64 References: <76366b180612041935t15e72332mf675b5867f7b2a96 AT mail DOT gmail DOT com> In-Reply-To: <76366b180612041935t15e72332mf675b5867f7b2a96@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: 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 Andrew Paprocki wrote: > Corinna, > > I've been trying to figure out why cygwin isn't working properly on > Vista x64. I saw the thread you posted to here: > > http://www.cygwin.com/ml/cygwin/2006-11/msg00595.html > > I see that cygwin is performing the trick outlined here: > > http://www.catch22.net/tuts/undoc01.asp > > (Search for "Pass arbitrary data to a child process!") > > This is achieved because the child_info class is declared to have: > > DWORD zero[4]; // must be zeroed > > It appears as if this trick is no longer working under Vista x64. The > question is, does this code now have to resort to using > VirtualAllocEx/WriteProcessMemory, or is there a way around it? > > Have you been able to isolate this into a simple binary test? I am > currently running on a Vista x64 system right now with VS2005 > installed in case you would like me to try out anything which may be > of help. You may be interested in this update from Corinna today: -- Larry Hall http://www.rfk.com RFK Partners, Inc. (508) 893-9779 - RFK Office 216 Dalton Rd. (508) 893-9889 - FAX Holliston, MA 01746 -- 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/