X-Recipient: archive-cygwin@delorie.com X-Spam-Check-By: sourceware.org Date: Sat, 21 Nov 2009 13:50:49 -0500 From: Christopher Faylor To: cygwin@cygwin.com Subject: Re: [OT] Re: Use of Dual Core causes random failures building OpenJDK Message-ID: <20091121185049.GA13903@ednor.casa.cgf.cx> Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <20091120184906.GA27241@ednor.casa.cgf.cx> <20091121121218.GZ29173@calimero.vinschen.de> <20091121173625.GB9003@ednor.casa.cgf.cx> <4B083047.8050101@gmail.com> <4B08376D.9060408@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4B08376D.9060408@gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) 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 Sat, Nov 21, 2009 at 06:54:37PM +0000, Dave Korn wrote: >mike marchywka wrote: >>On XP, go to control panel->System->Advanced ->Envireonment Variables. >>These do no appear to be process specific. These are what I was >>talking about where I saw garbage, > >Since registry accesses are atomic and serialized, whatever you saw >there must reflect exactly the gibberish that some process wrote into >the registry, owing to a bug in that process (or maybe in some hook >process, or faulty ram or other hardware in your PC); it was not the >outcome of two threads trying to write to the registry at the same >time. > >And, as indeed you hypothesize, none of this is to do with Cygwin, so >we should TITTTL if there's anything else you want to ask about the >windows environment block and how it is implemented and handled in a >thread-safe and process-safe fashion; I don't mind going into further >detail if you're curious, but I want to leave the main list out of it >now. Yes, please take it to the talk list. In the meantime, I'm going to try teaching my dog to play the piano. 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