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From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: User-Friendlyness of Guix and non-scaryness, printing messages
Date: Sat, 17 Jun 2017 22:16:16 +0200
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To: Danny Milosavljevic <dannym@scratchpost.org>
Cc: guix-devel@gnu.org

Hello,

Danny Milosavljevic <dannym@scratchpost.org> skribis:

> On Tue, 30 May 2017 10:24:34 +0200
> Ricardo Wurmus <rekado@elephly.net> wrote:
>
>> Upon failure it can print the location of the build log.
>
> I'm trying to get this to work but=20
>
>   guix build --log-file foo
>
> doesn't seem to print the location of the build log in the failure case...

It should work (for local builds at least).  Perhaps you also need
--no-grafts?  Or maybe there=E2=80=99s a bug.

> Is it possible to get to it somehow?

Sure, just look for in in /var/log/guix/drvs.

> Apparently the log files go into log/guix/drvs - but I can't find the pla=
ce where the build log is created in the first place...

The logs are named after the derivation; see =E2=80=98log-file=E2=80=99 in =
(guix store).

HTH!

Ludo=E2=80=99.