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To: gentoo-dev@g.o
From: Jim Ramsay <lack@g.o>
Subject: Re: Over using preserve_old_lib, don't do that
Date: Mon, 19 Jul 2010 16:19:34 -0400
On Thu, Jul 15, 2010 at 07:28:40PM +0200, Markus Hauschild wrote:
> On Thu, Jul 15, 2010 at 10:49 AM, Mike Auty <ikelos@g.o> wrote:
> > Ideally, these calls should either adhere to FEATURES="-preserve-libs",
> > or there should be a tool that can identify which files portage has
> > preserved, and allow easy rebuilding of dependent packages, and removal.
> >  At the moment, I'm having to manually grep ebuilds, ls the libraries
> > and run revdep-rebuild over them one at a time...
> 
> Such a tool which can at least identify files that remain on the
> system from preserved-libs or similar would be really useful in my
> opinion!

What if preserve_old_libs did the following:

  mv ${oldlib} ${oldlib}.preserved
  ln -s ${oldlib}.preserved ${oldlib}

Cons: 2 files to delete once you're done revdep-rebuilding

Pros: Easy to tell at a glance which libs are the preserved libs.

-- 
Jim Ramsay


References:
Over using preserve_old_lib, don't do that
-- Samuli Suominen
Re: Over using preserve_old_lib, don't do that
-- Gilles Dartiguelongue
Re: Over using preserve_old_lib, don't do that
-- Mike Auty
Re: Over using preserve_old_lib, don't do that
-- Markus Hauschild
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Updated Jun 29, 2012

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