GNU bug report logs - #52699
[PATCH] gnu: Add nar-herder.

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Message #8 received at 52699 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Christopher Baines <mail <at> cbaines.net>
Cc: 52699 <at> debbugs.gnu.org
Subject: Re: bug#52699: [PATCH] gnu: Add nar-herder.
Date: Tue, 21 Dec 2021 12:02:48 +0100

Hello!

Christopher Baines <mail <at> cbaines.net> skribis:

> * gnu/packages/package-management.scm (nar-herder): New variable.

[...]

> +           (add-before 'build 'set-GUILE_AUTO_COMPILE
> +             (lambda _
> +               ;; To avoid warnings relating to 'guild'.
> +               (setenv "GUILE_AUTO_COMPILE" "0")
> +               #t))

You can omit trailing #t’s.

> +           (add-after 'install 'wrap-executable
> +             (lambda* (#:key inputs outputs target #:allow-other-keys)
> +               (let* ((out (assoc-ref outputs "out"))
> +                      (bin (string-append out "/bin"))
> +                      (guile (assoc-ref inputs "guile"))
> +                      (version (target-guile-effective-version))
> +                      (scm (string-append out "/share/guile/site/" version))
> +                      (go  (string-append out "/lib/guile/" version "/site-ccache")))
> +                 (for-each
> +                  (lambda (file)
> +                    (simple-format (current-error-port) "wrapping: ~A\n" file)
> +                    (let ((guile-inputs (list
> +                                         "guile-json"
> +                                         "guile-gcrypt"
> +                                         "guix"
> +                                         "guile-lib"
> +                                         "guile-sqlite3"
> +                                         "gnutls"
> +                                         "guile-fibers")))
> +                      (wrap-program file
> +                        `("GUILE_LOAD_PATH" ":" prefix
> +                          (,scm ,(string-join
> +                                  (map (lambda (input)
> +                                         (simple-format
> +                                          #f "~A/share/guile/site/~A"
> +                                          (assoc-ref inputs input)
> +                                          version))
> +                                       guile-inputs)
> +                                  ":")))
> +                        `("GUILE_LOAD_COMPILED_PATH" ":" prefix
> +                          (,go ,(string-join
> +                                 (map (lambda (input)
> +                                        (simple-format
> +                                         #f "~A/lib/guile/~A/site-ccache"
> +                                         (assoc-ref inputs input)
> +                                         version))
> +                                      guile-inputs)
> +                                 ":"))))))

I’d use ‘string-append’ rather than ‘format’.

(It’d be nice to have a streamlined solution to wrap those Guile
executables…)

> +      (license license:gpl3+))))

I believe it’s ‘agpl3+’ (though GPLv3+ would make it easier to share
code with Guix; something worth considering).

Otherwise LGTM, thanks!

Ludo’.

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