Re: [gentoo-dev] [RFC] Gentoo news extension: Display-If-Visible

["Michał Górny" <mgorny@gentoo.org>]

[-- Attachment #1: Type: text/plain, Size: 1556 bytes --]

On śro, 2017-05-24 at 13:13 -0400, Mike Gilbert wrote:
> Many news items are only relevant when upgrading a package from one
> version to another. For fresh installs, the user does not need to take
> any action. A good example of this is the recent gcc upgrade from 4.9
> to 5.
> 
> In this context, it is often desirable to inform the user of a major
> change in a package before they upgrade it. This would give them time
> to prepare, and allow to skip the upgrade until they are ready.
> 
> This is technically possible with the current news item format by
> using a Display-If-Installed header. However, this has a few problems
> depending on how you format the dependency spec.
> 
> Display-If-Installed: cat/pkg
> This will be displayed to too many users.
> 
> Display-If-Installed: >=cat/pkg-ver
> This will be displayed to users only after they have upgraded.
> 
> Display-If-Installed: <cat/pkg-ver
> This targets the right people, but the message will be displayed too
> early for stable users.
> 
> I would like to introduce a new header "Display-If-Visible". This
> would restrict display of the news item to users for which the given
> dependency is visible according to their ACCEPT_KEYWORDS and
> package.accept_keywords settings.
> 
> Example usage:
> 
> Display-If-Installed: <sys-devel/gcc-5
> Display-If-Visible: >=sys-devel/gcc-5
> 
> Comments?
> 

https://archives.gentoo.org/gentoo-dev/message/7f5ff2c0a844050f846516a6af39bb06

(and the replies to that)

-- 
Best regards,
Michał Górny

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 988 bytes --]