[gentoo-dev] Re: Making user patches globally available

[Ryan Hill]

On Sun, 15 Apr 2012 16:53:04 +0800
Patrick Lauer <patrick@g.o> wrote:

> On 04/15/12 16:16, Ryan Hill wrote:
> > Right now we have support in some packages for user patches - those being
> > patches dropped into /etc/portage/patches/pkgname/ - which are automatically
> > applied.  Because this feature is implemented by epatch_user() in
> > eutils.eclass, it is only available for ebuilds that inherit eutils and
> > explicitly call epatch_user or inherit another eclass that calls it in an
> > exported phase (eg. base).  The end result is a very inconsistent experience,
> > where user patches may or may not work not only on a package-by-package
> > basis, but ebuild-by-ebuild.
> >
> > Is there any reason why this couldn't just be done in the package manager,
> > making user patches available for all ebuilds without code changes?
> >
>
> From a debugging / bug wrangling perspective it's bad because there's no
> way for me to see if someone accidentally patched in something
> unexpected. (And we do have creative users :) )

Surprise, that's already the case for anything running base_src_prepare which
is a sizable chunk of the tree, including anything inheriting kde or
qt4 eclasses, xfconf, and perl-module.

> It's a neat feature, but I'm moderately opposed to it unless we can get
> reporting in place so I can definitely see (e.g. from a logfile or error
> message) that there's been some ebuild modifications.

It's right there in the build log.


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