[bug#55591] [PATCH] WIP: fix the linux build system

[Liliana Marie Prikler]

Am Montag, dem 23.05.2022 um 09:33 +0100 schrieb Christopher Baines:
> ---
>  gnu/platform.scm                   | 6 +++++-
>  guix/build-system/linux-module.scm | 3 ++-
>  2 files changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/gnu/platform.scm b/gnu/platform.scm
> index fdc3685e7c..91a1854e68 100644
> --- a/gnu/platform.scm
> +++ b/gnu/platform.scm
> @@ -66,10 +66,14 @@ (define-record-type* <platform> platform make-
> platform
>    platform?
>    (target               platform-target)
>    (system               platform-system)
> -  (linux-architecture   platform-linux-architecture
> +  (linux-architecture   platform-linux-architecture*
>                          (default #f))
>    (glibc-dynamic-linker platform-glibc-dynamic-linker))
>  
> +;; Provide a procedure so this can be used via module-ref
> +(define (platform-linux-architecture platform)
> +  (platform-linux-architecture* platform))
> +
I'd use a percent prefix if the problem is that platform-linux-
architecture can not be called.

>  ;;;
>  ;;; Platforms.
> diff --git a/guix/build-system/linux-module.scm b/guix/build-
> system/linux-module.scm
> index 761ebe25b1..78a3ba95b2 100644
> --- a/guix/build-system/linux-module.scm
> +++ b/guix/build-system/linux-module.scm
> @@ -51,7 +51,8 @@ (define (default-linux)
>  
>  (define (system->arch system)
>    (let ((module (resolve-interface '(gnu platform))))
> -    ((module-ref module 'lookup-platform-by-target-or-system)
> system)))
> +    ((module-ref module 'platform-linux-architecture)
> +     ((module-ref module 'lookup-platform-by-target-or-system)
> system))))
Why not add a helper function named lookup-platform-architecture-by-
target-or-system to (gnu platform), which performs the lookup followed
by the platform-linux-architecture accessor?

Cheers