bug#59913: [tentative PATCH] Failure to guix pull on aarch64 since recent make-linux-libre*

["Ludovic Courtès" <ludo@gnu.org>]

Hi,

Pierre Langlois <pierre.langlois@gmx.com> skribis:

> I'm not sure I follow, I'd suggest to revert the revert and then apply a
> fix in the same commit, that way it can easily be reverted again if it's
> problematic, that's probably what you meant already?

Sounds good to me.  The commit log can be similar to the original one
(rather than “Revert: "Revert: "whatever"”), with a couple of lines
like:

  This restores commit XYZ, with an additional fix for …

  Fixes <https://issues.guix.gnu.org/59913>.

> I think the following fix should do it, just to make sure the
> `kernel-config' function returns #f on unsupported systems, as per its
> docstring:
>
> diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
> index 5ae6366593..2d0d1aa29f 100644
> --- a/gnu/packages/linux.scm
> +++ b/gnu/packages/linux.scm
> @@ -781,8 +781,10 @@ (define* (kernel-config arch #:key variant)
>  ARCH and optionally VARIANT, or #f if there is no such configuration."
>    (let* ((name (string-append (if variant (string-append variant "-") "")
>                                (if (string=? "i386" arch) "i686" arch) ".conf"))
> -         (file (string-append "linux-libre/" name)))
> -    (local-file (search-auxiliary-file file))))
> +         (file (string-append "linux-libre/" name))
> +         (config (search-auxiliary-file file)))
> +    (and config
> +         (local-file config))))

LGTM!

Thanks,
Ludo’.