Date: Fri, 18 May 2007 12:29:07 -0700 From: Doug Barton <dougb@FreeBSD.org> To: pav@FreeBSD.org Cc: ports@FreeBSD.org, Brooks Davis <brooks@FreeBSD.org>, Kris Kennaway <kris@obsecurity.org> Subject: Re: Specs for saving old shared libs Message-ID: <464DFE83.5010409@FreeBSD.org> In-Reply-To: <1179437517.8912.5.camel@ikaros.oook.cz> References: <20070502193159.GB42482@xor.obsecurity.org> <463F7236.4080108@FreeBSD.org> <20070507184231.GA50639@xor.obsecurity.org> <op.try3lgvv9aq2h7@mezz.mezzweb.com> <20070507201448.GA52651@xor.obsecurity.org> <op.try4tyhd9aq2h7@mezz.mezzweb.com> <20070507204414.GA53358@xor.obsecurity.org> <20070507205850.GA34916@lor.one-eyed-alien.net> <20070507220659.GC78665@graf.pompo.net> <20070507222146.GA57768@xor.obsecurity.org> <464CB5AA.7040304@FreeBSD.org> <1179437517.8912.5.camel@ikaros.oook.cz>
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Pav Lucistnik wrote:
> Doug Barton píše v c(t 17. 05. 2007 v 13:06 -0700:
>
>> What might
>> be useful in this regard is if someone were to start a new thread
>> describing exactly what the desired behavior is, and ideally to
>> include a description of how portupgrade does it now.
>
> Just before old package deinstall, scan the list of files installed by
> old port (pkg_info -g). Match .so.X files under PREFIX/lib and any
> ldconfig'ed paths 1*), copy them away to /usr/local/lib/compat/pkg.
That sounds pretty straightforward. My first instinct is to implement
this by matching the output of 'ldconfig -r', does that sound like
what you're asking for?
> After installation of new port, match .so.X files again. If same
> filenames appear, remove old copies from /usr/local/lib/compat/pkg.
>
> Finally, ldconfig -r /usr/local/lib/compat/pkg
Ok, that makes sense too. This doesn't sound too hard to implement, so
I'll take a look at adding this as an option soon.
Doug
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