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From: scott <listS+cygwin@niss.com>
To: cygwin@cygwin.com, Corinna Vinschen <corinna-cygwin@cygwin.com>
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
Date: Thu, 08 Mar 2012 00:21:00 -0000	[thread overview]
Message-ID: <BD.FA.05889.F6BF75F4@hrndva-omtalb.mail.rr.com> (raw)
In-Reply-To: <20120307155436.GK5159@calimero.vinschen.de>

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

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  reply	other threads:[~2012-03-08  0:21 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-07 15:31 Kelly, Brian
     [not found] ` <50BA2F81CF76F7438BD87069FCFD413501BB608EE2@cexchmb1.bcbsa.com>
2012-03-07 15:53   ` Kelly, Brian
2012-03-07 15:55 ` Corinna Vinschen
2012-03-08  0:21   ` scott [this message]
2012-03-08  5:08     ` marco atzeri

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