[RFC] Smoother upgrades

[Jelmer Vernooij]

Ian Clatworthy wrote:
> I'm planning to make some improvements to the upgrade command soon,
> given we'll be encourage everyone to upgrade all of their branches
> shortly after 2.0 is released. If you have any ideas on what you'd like
> to see, please let me know.
> 
> The sort of changes I'm thinking of are:
> 
> 1. If run on a shared repo, upgrade all the branches as well
+1

> 2. If run with a --find (or --recurse) option, search in subdirectories
>    for repositories and branches that need to be upgraded.
This would be really nice to have.

> 3. Something intelligent wrt doing non-stacked branches before stacked
>    ones - whatever makes sense here.
> 
> Thoughts?

Some way to remove the backup directories automatically if the upgrade
went ok. Otherwise you end up having to remove a bunch of those
directories that you have to remove, even if something like
--find/--recurse is available.

Cheers,

Jelmer