Re: [gentoo-portage-dev] @sets and @profile does not work when ROOT=PORTAGE_CONFIGROOT=/my/new/root

[Joakim Tjernlund]

On Thu, 2015-10-22 at 11:54 -0700, Zac Medico wrote:
> On 10/22/2015 11:29 AM, Joakim Tjernlund wrote:
> > On Thu, 2015-10-22 at 08:54 -0700, Zac Medico wrote:
> > > On 10/22/2015 12:05 AM, Joakim Tjernlund wrote:
> > > > I don't use world_sets, I have in my profile(/my/new/root/usr/local/portage/tmv3-target-overlay):
> > > > # > cat sets.conf
> > > > [CUSFPv3 sets]
> > > > class = portage.sets.files.StaticFileSet
> > > > multiset = true
> > > > directory = ${repository:tmv3-target-overlay}/sets/
> > > >
> > > > [world]
> > > > class = portage.sets.base.DummyPackageSet
> > > > packages =  @cusfpv3 @profile @selected @system
> > > >
> > > > and in sets/:
> > > > # > cat sets/cusfpv3
> > > > net-ftp/ftp
> > > > net-ftp/tftp-hpa
> > > > net-ftp/vsftpd
> > > > ....
> > > >
> > > > and now it hits me, this line:
> > > >  directory = ${repository:tmv3-target-overlay}/sets/
> > > > does it always refer too ROOT=/ ?
> > >
> > > You need to use %(ROOT)s${repository:tmv3-target-overlay}/sets to
> > > substitute $ROOT into the set configuration. For example, the default
> > > set configuration located at /usr/share/portage/config/sets/portage.conf
> > > does something similar with %(PORTAGE_CONFIGROOT)s.
> >
> > Nice! I am a bit puzzled over the trailing s in ..)s, is that a typo? if not
> > what does it mean?
>
> The trailing s is required. It's python configparser interpolation syntax:
>
> https://docs.python.org/3/library/configparser.html#interpolation-of-values
>
> > Can I use %(PORTAGE_CONFIGROOT) in repos.conf too? or is it not needed?
>
> Yes you can use it (but you need the trailing s). It's needed for any
> absolute paths that refer to /etc/portage.

hmm, not /etc/portage but /usr/portage:
[gentoo]
location = %(PORTAGE_CONFIGROOT)s/usr/portage

but then portage throws:
emerge -aNDuv world
!!! Error while reading repo config file: Bad value substitution:
	section: [gentoo]
	option : location
	key    : portage_configroot
	rawval : /usr/portage

!!! Unable to parse profile: '/etc/portage/make.profile'
!!! ParseError: Parent 'gentoo:default/linux/powerpc/ppc32/13.0' not found: '/usr/local/portage/tmv3-target
-overlay/profiles/cusfpv3/parent'