Re: [gentoo-dev] [RFC] Allow bash-4.0 features in EAPI="3" ebuilds

[Arfrever Frehtes Taifersar Arahesis]

2009-05-20 19:29:12 Piotr Jaroszyński napisał(a):
> 2009/5/20 Arfrever Frehtes Taifersar Arahesis <Arfrever@g.o>:
> > 2009-05-17 19:02:02 Piotr Jaroszyński napisał(a):
> >> 2009/5/17 Arfrever Frehtes Taifersar Arahesis <arfrever.fta@×××××.com>:
> >> > 2009-05-17 18:37:32 Ciaran McCreesh napisał(a):
> >> >> On Sun, 17 May 2009 18:20:21 +0200
> >> >> Arfrever Frehtes Taifersar Arahesis <arfrever.fta@×××××.com> wrote:
> >> >> > I would like to suggest to include possibility of using of features of
> >> >> > bash-4.0 (and older versions) in local scope of EAPI="3" ebuilds.
> >> >> >
> >> >> > I know that it's slightly late, but this change is very easy to
> >> >> > implement (adjusting RDEPEND of new versions of package managers and
> >> >> > updating PMS).
> >> >>
> >> >> No good, for two reasons.
> >> >>
> >> >> First, this is a global scope change
> >> >
> >> > Why do you think that it is a global scope change?
> >>
> >> I have updated the glep, see how it breaks [1].
> >>
> >> [1] - http://dev.gentoo.org/~peper/glep-0055.html#use-newer-bash-features
> >
> > This error occurs only when there is no up-to-date cache for given ebuild.
> > rsync users would see only the usual "masked by: EAPI 3" message.
>
> Relying on cache being valid is doomed to fail. Among other things,
> what about overlays?

People managing overlays can temporarily disallow using bash-4.0 features
in their overlays or they can drop support for bash-3, but it is outside
of scope of my proposition.

-- 
Arfrever Frehtes Taifersar Arahesis