GNU bug report logs - #33755
error: execlp: No such file or directory from guix environment

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Message #23 received at 33755 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Timothy Sample <samplet <at> ngyro.com>
Cc: swedebugia <at> riseup.net, Danny Milosavljevic <dannym <at> scratchpost.org>,
 33755 <at> debbugs.gnu.org
Subject: Re: bug#33755: error: execlp: No such file or directory from guix
 environment
Date: Sun, 16 Dec 2018 17:05:31 +0100

Hello comrades!

Timothy Sample <samplet <at> ngyro.com> skribis:

> Danny Milosavljevic <dannym <at> scratchpost.org> writes:
>
>> Hi Tim,
>>
>> I like it in princple, but why special-case ENOENT?  I think it would
>> be better to just always print the program name (and maybe program
>> args, too!) and the system error message.
>
> You are right.
[...]

> From aedc745a3f9765ae00dc61a59fa53d22a458551b Mon Sep 17 00:00:00 2001
> From: Timothy Sample <samplet <at> ngyro.com>
> Date: Sat, 15 Dec 2018 23:17:46 -0500
> Subject: [PATCH] environment: Print command name on execlp error.
>
> Fixes <https://bugs.gnu.org/33755>.
>
> * guix/scripts/environment.scm (launch-environment): When execlp fails,
> include the command name in the error message.

Another option would be to do:

  (set! execl
    (error-reporting-wrapper …))

in (guix ui), as done for a few other procedures that have the same
issue.

WDYT?

Ludo’.

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