Re: [gentoo-dev] [RFC] [epatch_user] Proposal: add possibility to tolerable-fail for some patches (plus add groupping support)

[hasufell]

Vadim A. Misbakh-Soloviov:
> My idea is to allow failing for some patches without breaking build at all. And, in parallel, to
> add groupping.
>
> How I imagine that:
>
> etc/portage/patches/app-cat/<name>/
>     |
>     | - group_name/
>     |     |
>     |     |- 01_foo.patch
>     |     |- 02_bar.patch
>     |     |- <...>
>     |
>     |- 01_moo.patch
>     |- 99_meow.patch
>
> Where every first-level piece (patch or group) in ```etc/portage/patches/app-cat/<name>/``` MAY
> tolerably fail (not causing "die" for emerge), but if one of the patches inside the group fails, then
> group MUST NOT be applied at all (and all previously applied patches from this group MUST be
> reversed).
>
>
> Any objections/approvals/suggestions?
>
>
>

How does epatch know if I want a patch to cause "|| die" or not?

The only use case I see here is "don't want to clean up old patches".