Arun Isaac <arunisaac@systemreboot.net> writes:

> * gnu/packages/games.scm (openttd-openmsx): New variable.
> ---
>  gnu/packages/games.scm | 38 ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
>
> diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
> index 1debd6915..67e987bff 100644
> --- a/gnu/packages/games.scm
> +++ b/gnu/packages/games.scm
> @@ -2555,6 +2555,44 @@ it possible to play OpenTTD without requiring the proprietary sound files from
>  the original Transport Tycoon Deluxe.")
>      (license license:cc-sampling-plus-1.0)))
>  
> +(define openttd-openmsx
> +  (package
> +    (name "openttd-openmsx")
> +    (version "0.3.1")
> +    (source
> +     (origin
> +       (method url-fetch)
> +       (uri (string-append
> +             "https://binaries.openttd.org/extra/openmsx/"
> +             version "/openmsx-" version "-source.tar.gz"))
> +       (sha256
> +        (base32
> +         "0nskq97a6fsv1v6d62zf3yb8whzhqnlh3lap3va3nzvj7csjgf7c"))))
> +    (build-system gnu-build-system)
> +    (native-inputs
> +     `(("python" ,python-2)))
> +    (arguments
> +     `(#:make-flags
> +       (list (string-append "INSTALL_DIR=" %output
> +                            "/share/games/openttd/baseset"))
> +       #:phases
> +       (modify-phases %standard-phases
> +         (delete 'configure)
> +         (add-after 'install 'post-install
> +           ;; Rename openmsx-version to openmsx
> +           (lambda* (#:key outputs #:allow-other-keys)
> +             (let ((install-directory (string-append (assoc-ref outputs "out")
> +                                                     "/share/games/openttd/baseset")))
> +               (rename-file (string-append install-directory "/openmsx-" ,version)
> +                            (string-append install-directory "/openmsx"))
> +               #t))))))
> +    (home-page "http://dev.openttdcoop.org/projects/openmsx")
> +    (synopsis "Music set for OpenTTD")
> +    (description "OpenMSX is a music set for OpenTTD which makes it possible
> +to play OpenTTD without requiring the proprietary music from the original
> +Transport Tycoon Deluxe.")
> +    (license license:cc-sampling-plus-1.0)))
> +
>  (define-public openttd
>    (package
>      (inherit openttd-engine)

This *looks* fine, but I can't hear music when I run the resulting
openttd binary. If it isn't something weird on my end, I suspect it has
to do with the timidity++ dependency in the openttd package.