Arun Isaac <arunisaac@systemreboot.net> writes:

> * gnu/packages/games.scm (openttd-opengfx)[arguments]: Change installation
> directory from /share/openttd/baseset/opengfx to
> /share/games/openttd/baseset/opengfx.
> (openttd-engine)[arguments]: Support #:configure-flags keyword argument in
> 'configure' phase.
> (openttd)[inputs]: Add timidity++.
> [native-inputs]: Add openttd-openmsx and openttd-opensfx.
> [arguments]: Configure with timidity as MIDI player. Install data from
> openttd-openmsx and openttd-opensfx.
> ---
>  gnu/packages/games.scm | 57 ++++++++++++++++++++++++++------------------------
>  1 file changed, 30 insertions(+), 27 deletions(-)
>
> diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
> index 67e987bff..406eb5471 100644
> --- a/gnu/packages/games.scm
> +++ b/gnu/packages/games.scm
> @@ -2427,17 +2427,19 @@ and a game metadata scraper.")
>           ;; The build process fails if the configure script is passed the
>           ;; option "--enable-fast-install".
>           (replace 'configure
> -           (lambda* (#:key inputs outputs #:allow-other-keys)
> +           (lambda* (#:key inputs outputs (configure-flags '())
> +                     #:allow-other-keys)
>               (let ((out (assoc-ref outputs "out"))
>                     (lzo (assoc-ref inputs "lzo")))
>                 (zero?
> -                (system* "./configure"
> -                         (string-append "--prefix=" out)
> -                         ;; Provide the "lzo" path.
> -                         (string-append "--with-liblzo2="
> -                                        lzo "/lib/liblzo2.a")
> -                         ;; Put the binary in 'bin' instead of 'games'.
> -                         "--binary-dir=bin"))))))))
> +                (apply system* "./configure"
> +                       (string-append "--prefix=" out)
> +                       ;; Provide the "lzo" path.
> +                       (string-append "--with-liblzo2="
> +                                      lzo "/lib/liblzo2.a")
> +                       ;; Put the binary in 'bin' instead of 'games'.
> +                       "--binary-dir=bin"
> +                       configure-flags))))))))
>      (native-inputs `(("pkg-config" ,pkg-config)))
>      (inputs
>       `(("allegro" ,allegro-4)
> @@ -2464,10 +2466,6 @@ engine.  When you start it you will be prompted to download a graphics set.")
>      ;; different terms.
>      (license (list license:bsd-3 license:gpl2 license:lgpl2.1+ license:zlib))))
>  
> -;; TODO Add 'openttd-opengfx' and 'openttd-openmsx' packages and make
> -;; 'openttd' a wrapper around them.  The engine is playable by itself,
> -;; but it asks a user to download graphics if it's not found.
> -
>  (define openttd-opengfx
>    (package
>      (name "openttd-opengfx")
> @@ -2485,7 +2483,7 @@ engine.  When you start it you will be prompted to download a graphics set.")
>       '(#:make-flags (list "CC=gcc"
>                            (string-append "INSTALL_DIR="
>                                           (assoc-ref %outputs "out")
> -                                         "/share/openttd/baseset"))
> +                                         "/share/games/openttd/baseset/opengfx"))
>         #:phases
>         (modify-phases %standard-phases
>           (replace 'configure
> @@ -2598,22 +2596,27 @@ Transport Tycoon Deluxe.")
>      (inherit openttd-engine)
>      (name "openttd")
>      (arguments
> -     (substitute-keyword-arguments (package-arguments openttd-engine)
> -       ((#:phases phases)
> -        `(modify-phases ,phases
> -           (add-after 'install 'install-data
> -             (lambda* (#:key inputs outputs #:allow-other-keys)
> -               (let*
> -                   ((opengfx (assoc-ref inputs "opengfx"))
> -                    (out (assoc-ref outputs "out"))
> -                    (gfx-dir
> -                     (string-append out
> -                                    "/share/games/openttd/baseset/opengfx")))
> -                 (mkdir-p gfx-dir)
> -                 (copy-recursively opengfx gfx-dir))
> -               #t))))))
> +     `(#:configure-flags
> +       (list (string-append "--with-midi=" (assoc-ref %build-inputs "timidity++")
> +                            "/bin/timidity"))
> +       ,@(substitute-keyword-arguments (package-arguments openttd-engine)
> +           ((#:phases phases)
> +            `(modify-phases ,phases
> +               (add-after 'install 'install-data
> +                 (lambda* (#:key inputs outputs #:allow-other-keys)
> +                   (for-each
> +                    (lambda (input)
> +                      (copy-recursively (assoc-ref inputs input)
> +                                        (assoc-ref outputs "out")))
> +                    (list "opengfx" "openmsx" "opensfx"))
> +                   #t)))))))
> +    (inputs
> +     `(("timidity++" ,timidity++)
> +       ,@(package-inputs openttd-engine)))
>      (native-inputs
>       `(("opengfx" ,openttd-opengfx)
> +       ("openmsx" ,openttd-openmsx)
> +       ("opensfx" ,openttd-opensfx)
>         ,@(package-native-inputs openttd-engine)))))
>  
>  (define-public pinball

LGTM. Also, could you please clean up after my earlier mistake and
disable parallel building for openttd-opengfx? It wouldn't build
reliably for me without that change (and I wondered if it gave anyone
else trouble).

Thanks for working on this!