Bug#707813: libc6/debconf: circular predependency hell
On Sat, May 11, 2013 at 04:50:22PM +0200, Aurelien Jarno wrote:
> On Sat, May 11, 2013 at 02:34:04PM +0200, Bill Allombert wrote:
> > Package: libc6
> > Version: 1.5.50
> > Severity: important
> >
> > Hello libc6 maintainers,
> >
> > There is a circular Pre-Depends loop between debconf, dpkg, libbz2-1.0, libc6,
> > libgcc1, liblzma5, libpcre3, libselinux1, multiarch-support, perl-base, tar and
> > zlib1g:
> >
> > One is due to the dependency on debconf and the other on libgcc1.
> >
> > debconf :Pre-Depends: perl-base (>= 5.6.1-4)
> > dpkg :Pre-Depends: libbz2-1.0, libc6 (>= 2.11), liblzma5 (>= 5.1.1alpha+20120614), libselinux1 (>= 1.32), zlib1g (>= 1:1.1.4), tar (>= 1.23)
> > libbz2-1.0 :Depends: libc6 (>= 2.4)
> > libbz2-1.0 :Pre-Depends: multiarch-support
> > libc6 :Depends: debconf (>= 0.5), libgcc1
> > libgcc1 :Depends: libc6 (>= 2.14)
> > libgcc1 :Pre-Depends: multiarch-support
> > liblzma5 :Depends: libc6 (>= 2.4)
> > liblzma5 :Pre-Depends: multiarch-support
> > libpcre3 :Depends: libc6 (>= 2.3)
> > libpcre3 :Pre-Depends: multiarch-support
> > libselinux1 :Depends: libc6 (>= 2.14), libpcre3 (>= 8.10)
> > libselinux1 :Pre-Depends: multiarch-support
> > multiarch-support :Depends: libc6 (>= 2.3.6-2)
> > perl-base :Pre-Depends: libc6 (>= 2.11), dpkg (>= 1.14.20)
> > tar :Pre-Depends: libc6 (>= 2.8)
> > zlib1g :Depends: libc6 (>= 2.4)
> > zlib1g :Pre-Depends: multiarch-support
> >
> > The dependency graph is at
> > <http://debian.semistable.com/dot/zlib1g_unstable.png>
> >
>
> Is this really problematic given all thoses packages are actually
> installed initially by debootstrap?
The problem is with upgrade to jessie+1. dpkg and apt really do not like
circular predependencies.
> If yes, what are your suggestions about how to fix that?
Well it did not exist before May 7, so this is caused by a pretty recent
change. Probably the newly added dependencies on debconf. So I would focus
on it.
Cheers,
--
Bill. <ballombe@debian.org>
Imagine a large red swirl here.
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