From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
Subject: bug#23970: colordiff glitch
Date: Thu, 14 Jul 2016 14:55:39 +0200
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	(Vincent Legoll's message of "Thu, 14 Jul 2016 11:17:17 +0200")
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To: Vincent Legoll <vincent.legoll@gmail.com>
Cc: 23970@debbugs.gnu.org

Vincent Legoll <vincent.legoll@gmail.com> skribis:

>>> during "guix package -i colordiff" I saw this error being reported:
>>>
>>> chown: invalid user: =E2=80=98root.root=E2=80=99
>>> Makefile:24: recipe for target 'install' failed
>>> make: [install] Error 1 (ignored)
>>> phase `install' succeeded after 0.1 seconds
>>>
>>> But it looks like it is harmless (at least from the guix install PoV)
>>
>> It=E2=80=99s indeed harmless and fine.
>
> The problem I saw here, was that a build *error* is ignored, even if
> in this particular case it
> is harmless. Or maybe chown is kind of special-cased when it is done
> inside /gnu/store ?

The error is purposefully ignored here: upstream=E2=80=99s Makefile explici=
tly
marks it as can be ignored, using a hyphen (info "(make) Errors").

And indeed, it makes a lot of sense to ignore this error with Guix since
this operation is not permitted.

Hope this clarifies things,
Ludo=E2=80=99.