Re: Switching /bin/sh to dash (part two)

[Luk Claes <luk@debian.org>]

Steve Langasek wrote:
> On Sun, Jul 19, 2009 at 06:04:13PM +0200, Raphael Geissert wrote:
>
> > This is a follow up to my previous thread, with a slightly different
> > proposal.
>
> > What actually needs to be done is:
> > * Make dash essential, make it divert the current /bin/sh symlink by default, 
> > make another essential package depend on dash. Prompt the user before 
> > diverting on interactive upgrades.
>
> Is this latter part actually needed, or do we just need some package in the
> required set to depend on it?  Note that, when essential functionality is
> being split between packages, the authoritative way to handle upgrades is to
> have an existing Essential: yes package *Pre-*Depend on the new package; but
> we're not actually splitting any essential functionality in this case, since
> bash is still Essential and will still provide all the same functionality.

No, the latter part is not necessary, though the consensus seemed to be 
that people did not want the change to happen without them having the 
chance to easily prevent it on upgrades.

> If we're to have an Essential package depend on dash for upgrades, I suppose
> base-files is the obvious choice.

Well, bash is already doing it now and we did not want to bother people 
during d-i or debootstrap and having bash depend on dash made that easier.

Cheers

Luk