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Re: [PATCH 2/5] profiles: gtk-icon-themes: Use 'gtk-update-icon-cache' f


From: Mark H Weaver
Subject: Re: [PATCH 2/5] profiles: gtk-icon-themes: Use 'gtk-update-icon-cache' from 'gtk+:bin'.
Date: Fri, 19 Aug 2016 03:15:39 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux)

宋文武 <address@hidden> writes:

> * guix/profiles.scm (gtk-icon-themes): Use 'gtk-update-icon-cacnhe' from
> the "bin" output of gtk+ package.
> ---
>  guix/profiles.scm | 21 +++++++++++++++------
>  1 file changed, 15 insertions(+), 6 deletions(-)
>
> diff --git a/guix/profiles.scm b/guix/profiles.scm
> index db807a8..9c2dbba 100644
> --- a/guix/profiles.scm
> +++ b/guix/profiles.scm
> @@ -642,7 +642,18 @@ MANIFEST.  Single-file bundles are required by programs 
> such as Git and Lynx."
>  (define (gtk-icon-themes manifest)
>    "Return a derivation that unions all icon themes from manifest entries and
>  creates the GTK+ 'icon-theme.cache' file for each theme."
> -  (mlet %store-monad ((gtk+ (manifest-lookup-package manifest "gtk+")))
> +  (define gtk+  ; lazy reference
> +    (module-ref (resolve-interface '(gnu packages gtk)) 'gtk+))
> +
> +  (mlet %store-monad ((%gtk+ (manifest-lookup-package manifest "gtk+"))
> +                      ;; XXX: Can't use gtk-update-icon-cache corresponding
> +                      ;; to the gtk+ referenced by 'manifest'.  Because
> +                      ;; '%gtk+' can be either a package or store path, and
> +                      ;; there's no way to get the "bin" output for the 
> later.
> +                      (gtk-update-icon-cache
> +                       -> #~(string-append #+gtk+:bin
> +                                           "/bin/gtk-update-icon-cache")))

Hmm.  Would this cause 'gtk+' to become a dependency for building any
profile, even if it contains no graphical programs?

      Mark



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