[bug#70985] [PATCH 3/4] gnu: cross-libc*: Raise conditions rather than returning #f.

[Ludovic Courtès]

Christopher Baines <mail@cbaines.net> writes:

> As this means that the error will be clearer for targets which are
> unsupported.
>
> * gnu/packages/cross-base.scm (cross-libc*): Raise conditions rather than
> returning #f.
>
> Change-Id: I820780ad738d85a98950de5608f3019e961ff7c8

[...]

> -   (else #f)))
> +   (else
> +    (raise (condition
> +            (&package-unsupported-target-error
> +             (package libc)
> +             (target target)))))))

What I'm unsure is whether this works with libc-less triplets such as
‘avr’ or ‘or1k-elf’.

If it does, LGTM.

Ludo’.