Bug#625792: [britney2] Needs to be cleverer at deciding which packages to check for installability

["Adam D. Barratt" <adam@adam-barratt.org.uk>]

On Fri, 2011-05-06 at 00:27 +0100, Adam D. Barratt wrote:
> With the fix for #624716 applied, b2 no longer crashes attempting to
> migrate xfce and friends (via "hint exo").  It does fail the hint,
> however, whereas b1 successfully migrated the package set based on the
> same input.
[...]
> Hinting exo initially results in cairo-dock-plugins, cairo-dock (via
> c-d-p) and ristretto being flagged as newly uninstallable.  The first
> two are easily fixable by applying the patch from #614249 to steps C and
> E; step D uses get_full_tree() which is considerably slower but the
> number of reverse conflicts is generally small enough that it doesn't
> matter.

I've pushed the change mentioned above, together with a similar change
in the binary removal code; that's now live.

Regards,

Adam