X-Recipient: archive-cygwin AT delorie DOT com X-SWARE-Spam-Status: No, hits=-1.1 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org X-VirusChecked: Checked X-Env-Sender: hkehoe AT budcat DOT com X-Msg-Ref: server-15.tower-143.messagelabs.com!1285352630!39429570!1 X-StarScan-Version: 6.2.4; banners=budcat.com,-,- Message-ID: <4C9CECB4.1040607@budcat.com> Date: Fri, 24 Sep 2010 13:23:48 -0500 From: Heath Kehoe User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.9) Gecko/20100915 Lightning/1.0b2 Thunderbird/3.1.4 MIME-Version: 1.0 To: cygwin AT cygwin DOT com Subject: Re: strange crashes on invocation References: <4C9B8AC6 DOT 9080808 AT budcat DOT com> <4C9BB392 DOT 9070802 AT budcat DOT com> <4C9BE120 DOT 1080701 AT budcat DOT com> <20100924091712 DOT GA18898 AT calimero DOT vinschen DOT de> <4C9CD24C DOT 1000606 AT budcat DOT com> <20100924165747 DOT GB5793 AT calimero DOT vinschen DOT de> In-Reply-To: <20100924165747.GB5793@calimero.vinschen.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes 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 On 9/24/2010 11:57 AM, Corinna Vinschen wrote: > On Sep 24 11:31, Heath Kehoe wrote: >> The path is correct. I have no explanation why changing from a >> filename to a pathname (and LoadLibrary to LoadLibraryW) would make >> any difference, unless there's a race condition, say if >> LoadLibrary[W] is a bit faster when you give it a full path. > That doesn't make sense. It's the LoadLibraryW call itself which is > failing with error 998, "Invalid access to memory location". > > Hmm. Puzzeling. > Well, another difference is the addition of PATH_MAX*2 bytes on the stack. Those functions do some stack manipulations that I'm having trouble grokking. Does 'ret' need to be topmost on the stack? As a test, I moved the 'ret' definition after that of 'dll_path' (in std_dll_init). So far with that change, I have not seen the LoadLibrary fatal error, though I need to test it more to be sure. -h ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________ -- 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