Hi all,

FYI, I'm sending this message to 46987@debbugs.gnu.org via Bcc, also.
I'm not sure if that works, but we'll see...

Mark H Weaver <mhw@netris.org> writes:

> It's not intended.  Emacs should certainly be supported on every system
> that Guix supports.

Thank you for confirming.  That is what I expected.

> For now, I suggest that Emacs should have input 'librsvg' only on
> 'x86_64-linux' systems.  Something like this (untested), for
> core-updates:
>
> diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
> index 98061c93ae..de6101cf17 100644
> --- a/gnu/packages/emacs.scm
> +++ b/gnu/packages/emacs.scm
> @@ -71,6 +71,7 @@
>    #:use-module (gnu packages xml)
>    #:use-module (gnu packages xorg)
>    #:use-module (guix utils)
> +  #:use-module (ice-9 match)
>    #:use-module (srfi srfi-1))
>  
>  (define-public emacs
> @@ -236,7 +237,10 @@
>         ("libpng" ,libpng)
>         ("zlib" ,zlib)
>  
> -       ("librsvg" ,librsvg)
> +       ,@(match (or (%current-target-system)
> +                    (%current-system))
> +           ("x86_64-linux" `(("librsvg" ,librsvg)))
> +           (_ `()))
>         ("libxpm" ,libxpm)
>         ("libxml2" ,libxml2)
>         ("libice" ,libice)
>
> Ditto for all other packages with 'librsvg' as an optional dependency.

I've confirmed that works for emacs, except that you actually have to
also do it for gtk+, too, since rust gets pulled in via gtk+ also.  So,
something like this: