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 X-Spam-Check-By: sourceware.org X-Authority-Analysis: v=2.0 cv=M9vP2lMs c=1 sm=0 a=I35YE/31jyzKHWIan582YQ==:17 a=gq4V9bB94NwA:10 a=mN5dYfLZerQA:10 a=nZcEhgTK-QsA:10 a=TK8LywrzKogA:10 a=kj9zAlcOel0A:10 a=WU00Sw-YvtcXw7FIpg4A:9 a=CjuIK1q_8ugA:10 a=I35YE/31jyzKHWIan582YQ==:117 To: cygwin AT cygwin DOT com, Corinna Vinschen Message-ID: From: scott Subject: Re: Both versions of Perl (5.10 and 5.14) DLL collision on XP Pro, rebase does not work - serious problem with latest Cygwin base Release - 1.7.11-1 In-reply-to: <20120307155436.GK5159@calimero.vinschen.de> References: <50BA2F81CF76F7438BD87069FCFD413501BB608EE1 AT cexchmb1 DOT bcbsa DOT com> <20120307155436 DOT GK5159 AT calimero DOT vinschen DOT de> Comments: In-reply-to Corinna Vinschen message dated "Wed, 07 Mar 2012 16:54:36 +0100." MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <42545 DOT 1331166063 DOT 1 AT niss DOT com> Date: Wed, 07 Mar 2012 18:21:03 -0600 X-IsSubscribed: yes 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 Wed, 7 Mar 2012 16:54:36 +0100, Corinna Vinschen wrote: > On Mar 7 09:30, Kelly, Brian wrote: > > On two systems I tested this on, the latest cygwin base release breaks > > both releases of Perl. The problem appears to be some type of DLL > > collision with some types of compiled Perl modules on Windows XP > > Professional. Below is a simple example using the Data::Dump::Streamer > > module: > > > > > > use Data::Dump::Streamer; > > my $out=`ls`; > > print "OUT=$out\n"; > > > > > > When run, it produces the following output: > > > > $ perl test.pl > > 8 [main] perl 3692 child_copy: loaded dll data write copy failed, 0x57573000..0x575733E0, done 0, windows pid 23 > 20, Win32 error 487 > > > > > > If you comment out the module, the backtick `ls` and print run fine. > > If you comment out the backtick line, the module loads fine. But > > together, I see the problem. > > > > I have already attempted to run rebaseall and perlrebase (multiple > > times in fact), but these do not correct the problem. When I roll back > > to release 1.7.10-1, (with *NO* other changes), the problem goes away. > > Did you also rebase the DLL providing Data::Dump::Streamer? I'm not > fluent in perl so I don't know how to get this DLL. The above is > definitely a collision problem, but it may be persistent for you because > the self-built(?) DLL is never taken into account when rebasing. When I run (rebaseall -v) it confirms that the rebaseall successfully finds all the perl module DLL's. Those will be for modules that include C code which is locally compiled. Scott -- 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