From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 89966 invoked by alias); 22 Sep 2017 14:11:13 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 89952 invoked by uid 89); 22 Sep 2017 14:11:12 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.9 required=5.0 tests=BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RP_MATCHES_RCVD autolearn=no version=3.3.2 spammy=Our, our X-HELO: mailsrv.cs.umass.edu Received: from mailsrv.cs.umass.edu (HELO mailsrv.cs.umass.edu) (128.119.240.136) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 22 Sep 2017 14:11:11 +0000 Received: from [72.19.106.57] (1x-vl925-72-19-106-57.wireless.umass.edu [72.19.106.57]) by mailsrv.cs.umass.edu (Postfix) with ESMTPSA id 13D0B401C1B2; Fri, 22 Sep 2017 10:11:09 -0400 (EDT) Reply-To: moss@cs.umass.edu Subject: Re: Does Cygwin setup modify dlls? To: cygwin@cygwin.com References: From: Eliot Moss Message-ID: <0ec4a5bf-d608-68d2-973d-3e8b5db33589@cs.umass.edu> Date: Fri, 22 Sep 2017 14:11:00 -0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2017-09/txt/msg00208.txt.bz2 On 9/22/2017 10:00 AM, Joachim Eibl wrote: > Hi, > > In our project we like the Cygwin-Setup tool so much that we use it for our own files too. > Adding our archives to our setup.ini was easy enough and almost everything worked as expected. > > But then a certain tool didn't work and we found that dll-files that were unpacked by the Cygwin-installer didn't match the files in the archive. > The problem seems to be dll-specific. Other filetypes are not modified. > > When unpacking using normal Cygwin-tools (tar xf ...) all files were correct. So somehow the installation via Cygwin modifies them. > > Is this known behaviour? Is this intentional? Can it be turned off? (Is there some postprocessing like "strip" etc?) > Or do you think we have another kind of problem, that is not related to Cygwin? > > Our Cygwin-setup-version is 2.877, x86_64, running on Windows 10 or Windows 7. Cygwin's rebasing of DLLs does modify the files (slightly). Others can probably detail the exact nature of what changes, and perhaps the comparison tool can be refined to ignore that as a difference. Regards - Eliot Moss -- 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