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

[Christopher Baines]

Ludovic Courtès <ludo@gnu.org> writes:

> Hello!
>
> Christopher Baines <mail@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!

Thanks for taking a look! I've pushed as
6f76678cb7575072395198c343a9fecc52839513 with the changes you mentioned
above.

Thanks,

Chris

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