From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
Subject: bug#33285: Installing, then removing,
	a package yields a different profile
Date: Tue, 06 Nov 2018 15:25:55 +0100
Message-ID: <87r2fyz3ik.fsf@gnu.org>
References: <8736seyb6d.fsf@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:52064)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1gK2Jq-0003Rj-UN
	for bug-guix@gnu.org; Tue, 06 Nov 2018 09:27:03 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1gK2Jp-0000gy-Vl
	for bug-guix@gnu.org; Tue, 06 Nov 2018 09:27:02 -0500
Received: from debbugs.gnu.org ([208.118.235.43]:60171)
	by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
	(Exim 4.71) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
	id 1gK2Jp-0000gu-RQ
	for bug-guix@gnu.org; Tue, 06 Nov 2018 09:27:01 -0500
Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1gK2Jp-0001IV-N0
	for bug-guix@gnu.org; Tue, 06 Nov 2018 09:27:01 -0500
Sender: "Debbugs-submit" <debbugs-submit-bounces@debbugs.gnu.org>
Resent-Message-ID: <handler.33285.B33285.15415143644911@debbugs.gnu.org>
In-Reply-To: <8736seyb6d.fsf@gmail.com> (Chris Marusich's message of "Mon, 05
	Nov 2018 22:25:46 -0800")
List-Id: Bug reports for GNU Guix <bug-guix.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/bug-guix>,
	<mailto:bug-guix-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/bug-guix/>
List-Post: <mailto:bug-guix@gnu.org>
List-Help: <mailto:bug-guix-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/bug-guix>,
	<mailto:bug-guix-request@gnu.org?subject=subscribe>
Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org
Sender: "bug-Guix" <bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org>
To: Chris Marusich <cmmarusich@gmail.com>
Cc: 33285@debbugs.gnu.org

Hi,

Chris Marusich <cmmarusich@gmail.com> skribis:

> I've noticed that if I do the following...
>
> guix package -p .guix-profile -i hello
> guix package -p .guix-profile -i coreutils
> guix package -p .guix-profile -r coreutils
>
> ...I get profile generations like the following:
>
> .guix-profile-1-link  ->  /gnu/store/mbvwb1pv8ps0l39gil41g4zj3khx3r8p-pro=
file
> .guix-profile-2-link  ->  /gnu/store/m6cwnnxcccnd8bga52jxn74vm67n7ry1-pro=
file
> .guix-profile-3-link  ->  /gnu/store/qfpmx9rz7kxa8w8r2pz4vj8ilbi70dcp-pro=
file
>
> However, the 1st and 3rd generations are practically the same:
>
> $ diff -r /gnu/store/mbvwb1pv8ps0l39gil41g4zj3khx3r8p-profile /gnu/store/=
qfpmx9rz7kxa8w8r2pz4vj8ilbi70dcp-profile
> diff -r /gnu/store/mbvwb1pv8ps0l39gil41g4zj3khx3r8p-profile/etc/profile /=
gnu/store/qfpmx9rz7kxa8w8r2pz4vj8ilbi70dcp-profile/etc/profile
> 11c11
> < export PATH=3D"${GUIX_PROFILE:-/gnu/store/mbvwb1pv8ps0l39gil41g4zj3khx3=
r8p-profile}/bin${PATH:+:}$PATH"
> ---
>> export PATH=3D"${GUIX_PROFILE:-/gnu/store/qfpmx9rz7kxa8w8r2pz4vj8ilbi70d=
cp-profile}/bin${PATH:+:}$PATH"
> [1] marusich@garuda.local:/tmp/tmp.ZOTdkBr4rD
> $=20
>
> Now, this isn't really a problem, since it isn't wasting space, and it
> doesn't take long to build.  It's more of a curiosity.  Why is it that
> profile generations 1 and 3 don't both point to the same profile in the
> store?  Is this expected behavior?

It=E2=80=99s not!  Could you look at the derivers of these two profiles (use
=E2=80=98guix gc --derivers=E2=80=99) and see what differs?

Thanks,
Ludo=E2=80=99.