Re: [gentoo-portage-dev] [PATCH] Support @profile package set for bug #532224

[Zac Medico <zmedico@gentoo.org>]

On 12/11/2014 12:25 AM, Michał Górny wrote:
> Dnia 2014-12-10, o godz. 18:08:00
> Zac Medico <zmedico@gentoo.org> napisał(a):
> 
>> Add support for a new @profile set which allows the profile to pull
>> in additional packages that do not belong to the @system set.
>>
>> The motivation to have @profile separate from @system is that
>> @system packages may have incomplete dependency specifications
>> (due to long-standing Gentoo policy), and incomplete dependency
>> specifications have deleterious effects on the ability of emerge
>> --jobs to parallelize builds. So, unlike @system, packages added to
>> @profile do not hurt emerge --jobs parallelization.
>>
>> Packages are added to the @profile set in the same way that they are
>> added to the @system set, except that atoms in the @profile set are
>> not preceded with a '*' character. Also, the @profile package set
>> is only supported when 'profile-set' is listed in the layout.conf
>> profile-formats field of the containing repository.
> 
> PMS says PMs ought to ignore atoms without '*'. This means we can't use
> it without profile EAPI change, or other PMs will start losing packages.

It's hidden behind a layout.conf profile-formats flag, so it's beyond
the scope of PMS. Package managers should reject the profile if they
don't recognize the profile-formats flags that it declares.
-- 
Thanks,
Zac