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From: csanchezdll@gmail.com (Carlos Sánchez de La Lama)
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: guix-devel@gnu.org, Alex Kost <alezost@gmail.com>
Subject: Re: User-profile search paths should include system-profile directories
Date: Tue, 20 Sep 2016 09:39:23 +0200	[thread overview]
Message-ID: <7th99b9g0k.fsf@gmail.com> (raw)
In-Reply-To: <87eg4mo7dp.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Wed, 14 Sep 2016 16:58:42 +0200")

Hi,

>> Is this the intended behaviour? I am wondering whether packages with
>> search paths should include both the user-profile directories and the
>> system-profile ones.
>
> I think you’re right.  This was discussed at
> <http://bugs.gnu.org/20255>, leading to a patch (for GuixSD).
>
> However, we failed to build consensus around the approach of this patch,
> so we did not apply it.  If you have ideas, please email
> 20255@debbugs.gnu.org.  :-)

what about something like:

- /etc/profile
  # [...]
  GUIX_PROFILES="/run/current-system/profile:$HOME/.guix-profile"
  . /run/current-system/profile/etc/profile 
  # [...]
  . "$HOME/.guix-profile/etc/profile"
  # [...]

- /run/current-system/profile/etc/profile
  profiles="${GUIX_PROFILES:=/gnu/store/<hashA>-profile}"
  export PATH="${profiles//:/\/bin}/bin ${profiles//:/\/sbin}/sbin"
  # [...]

  
- $HOME/.guix-profile/etc/profile
  profiles="${GUIX_PROFILES:=/gnu/store/<hashB>-profile}"
  export ACLOCAL_PATH="${profiles//:/\/share/aclocal}/share/aclocal"
  # [...]

That is, each profile adds all its search paths to all the profile roots
passed in the colon separated variable GUIX_PROFILES. If GUIX_PROFILES
is empty, it adds the search paths inside its own directory only (as
until now).

No need to expand recursively (no ":$OLD_VALUE" at then end of each
assignment) as we are generating the profile, user additions will come
later. Should be fast enough, and a user can do the (slower) guix
--search-paths in its own profile if he wants to.

If you think it's fine, I will prepare a patch.

Thoughts?

Carlos

  parent reply	other threads:[~2016-09-20  7:40 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-14  7:35 User-profile search paths should include system-profile directories Carlos Sánchez de La Lama
2016-09-14 14:58 ` Ludovic Courtès
2016-09-15  7:38   ` Alex Kost
2016-09-19 14:08     ` Customizing /etc Ludovic Courtès
2016-09-20 14:14       ` Alex Kost
2016-09-20  7:39   ` Carlos Sánchez de La Lama [this message]
2016-09-20 14:25     ` User-profile search paths should include system-profile directories Alex Kost
2016-09-20 14:38       ` Carlos Sánchez de La Lama
2016-09-21 15:22         ` Ludovic Courtès
2016-09-22  9:59           ` Carlos Sánchez de La Lama
2016-09-24  2:57             ` Ludovic Courtès
2016-09-26 11:19               ` Carlos Sánchez de La Lama
2016-09-30 20:16                 ` Ludovic Courtès

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