Re: [gentoo-portage-dev] "official way" for setting per package CFLAGS and FEATURES?

[Pacho Ramos]

El sáb, 20-08-2011 a las 07:42 -0700, Zac Medico escribió:
> On 07/19/2009 01:20 PM, Zac Medico wrote:
> > Pacho Ramos wrote:
> >> Hello, I would want to always merge xorg-server, libdrm, and  intel
> >> driver (that likes to crash a lot) to be always compiled with debugging
> >> symbols and FEATURES="${FEATURES} splitdebug"
> >>
> >> Searching in google seems that there are some available hacks done by
> >> some forums users, but they seem to be a bit old and, before trying
> >> them, I would want to know if there is an "official" way of doing it.
> >>
> >> Thanks a lot :-)
> >
> > I use pre_pkg_setup hooks defined in /etc/portage/env. For example:
> >
> > cat /etc/portage/env/sys-libs/glibc
> >
> > pre_pkg_setup() {
> >  local x
> >  for x in installsources splitdebug ; do
> >   if ! has $x $FEATURES ; then
> >    elog "bashrc is adding $x to FEATURES for $PN"
> >    FEATURES="$FEATURES $x"
> >   fi
> >  done
> >
> >  if ! hasq -ggdb $CFLAGS ; then
> >   elog "bashrc is adding \"-ggdb\" to CFLAGS for $PN"
> >   CFLAGS="$CFLAGS -ggdb"
> >  fi
> > }
>
> Please note that the above approach has been deprecated since
> portage-2.1.9.24, due to inclusion of package.env support:
>
>   http://bugs.gentoo.org/show_bug.cgi?id=44796
>
> In order to accomplish the same thing with package.env, you'd put
> something like "sys-libs/glibc debug.conf" in /etc/portage/package.env,
> and then you put your FEATURES and CFLAGS variable settings in
> /etc/portage/env/debug.conf (same format as make.conf). This is
> documented in the portage man page.

Thanks a lot for the updated information, will migrate to new approach
as soon as possible :-)