[bug#54235] [PATCH v2 2/3] gnu: Add ck.

[Maxime Devos]

Maxim Cournoyer schreef op ma 07-03-2022 om 23:38 [-0500]:
> +              (define (gnu-triplet->machine target)
> +                (letrec-syntax
> +                    ((matches (syntax-rules (=>)
> +                                ((_ (target-prefix => machine) rest ...)
> +                                 (if (string-prefix? target-prefix target)
> +                                     machine
> +                                     (matches rest ...)))
> +                                ((_)
> +                                 (error "unsupported target" target)))))
> +                  ;; This basically reproduces the logic handling the
> +                  ;; PLATFORM variable in the configure script.
> +                  (matches ("x86_64"      => "x86_64")
> +                           ("i586"        => "x86")
> +                           ("i686"        => "x86")
> +                           ("aarch64"     => "aarch64")
> +                           ("arm"         => "arm")
> +                           ("ppc64"       => "ppc64")
> +                           ("ppc"         => "ppc")
> +                           ("s390x"       => "s390x")
> +                           ("sparc64"     => "sparcv9"))))

I would move this outside the build code, such that new targets can be
added without having to rebuild ck and dependents.  Also, there are a
few 'target-foo?' procedures in (guix utils) that can be used here (if
it were moved outisde the build code).


Greetings,
Maxime.

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