GNU bug report logs - #76458
[PATCH v2] gnu: Add flycast.

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From: Liliana Marie Prikler <liliana.prikler <at> gmail.com>
To: Andrew Wong <wongandj <at> icloud.com>, 76458 <at> debbugs.gnu.org
Cc: 宋文武 <iyzsong <at> envs.net>, Adam Faiz <adam.faiz <at> disroot.org>
Subject: [bug#76458] [PATCH v2] gnu: Add flycast.
Date: Fri, 21 Feb 2025 09:43:01 +0100

Am Freitag, dem 21.02.2025 um 02:32 -0500 schrieb Andrew Wong:
> * gnu/packages/emulators.scm (flycast): New variable.
> 
> Change-Id: I358235492a3493c3126f7ca9f738ed2706e36105
> ---
> I sent an earlier version of this patch, but it got mixed up in
> another thread(#75856). This version addresses the previous issues.
>  gnu/packages/emulators.scm | 71
> ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 71 insertions(+)
> 
> diff --git a/gnu/packages/emulators.scm b/gnu/packages/emulators.scm
> index 0eafc3df9e..579f1e1f0f 100644
> --- a/gnu/packages/emulators.scm
> +++ b/gnu/packages/emulators.scm
> @@ -4072,6 +4072,77 @@ (define-public exomizer
>      ;; zlib license with an (non-)advertising clause.
>      (license license:zlib)))
>  
> +(define-public flycast
> +  (package
> +    (name "flycast")
> +    (version "2.4")
> +    (source
> +     (origin
> +       (method git-fetch)
> +       (uri (git-reference
> +             (url "https://github.com/flyinghead/flycast")
> +             (commit (string-append "v" version))
> +             ;; There are many bundled packages here included as git
> +             ;; submodules. Removing many of them would require
> patching the
> +             ;; source code and repository layout.
> +             (recursive? #t)))
> +       (file-name (git-file-name name version))
> +       (sha256
> +        (base32
> "0ainy75gkrvilcm89hq6wq9md41w0mxgp6l27q5fzrxxykpjh6ym"))
> +       (modules '((guix build utils)))
> +       (snippet #~(begin
> +                    (substitute* "CMakeLists.txt"
> +                      (("add_subdirectory\\(core/deps/Vulkan-
> Headers\\)")
> +                       "find_package(VulkanHeaders)"))
> +                    (with-directory-excursion "core/deps"
> +                      (for-each delete-file-recursively
> +                                '("SDL"
> +                                  "Spout"
> +                                  "Syphon"
> +                                  "Vulkan-Headers"
> +                                  "breakpad"
> +                                  "discord-rpc"
> +                                  "libzip"
> +                                  "oboe")))))))
The preferred way is to use a keep list.  Also review this in line with
the recursive checkout above.
> +    (build-system cmake-build-system)
> +    (inputs (list alsa-lib
> +                  ao
> +                  curl
> +                  glslang
> +                  libzip
> +                  lua
> +                  miniupnpc
> +                  pulseaudio
> +                  sdl2
> +                  spirv-tools
> +                  vulkan-headers
> +                  pkg-config))
> +    (arguments
> +     (list
> +      #:tests? #f
> +      ;; There are no test targets. Instead, there are configuration
> options
> +      ;; which turn the main target (bin/flymake) into a set of unit
> tests.
Interesting design.  Maybe we can make a patch that provides them as an
extra target instead?  Otherwise it's fine to say "; no test suite" or
use this comment as a prefix.
> +      #:configure-flags
> +      #~(list "-DUSE_ALSA=ON"
> +              "-DUSE_BREAKPAD=OFF"
> +              "-DUSE_DX11=OFF"
> +              "-DUSE_DX9=OFF"
> +              "-DUSE_HOST_GLSLANG=OFF"
> +              ;; ^^ This option is not implemented correctly, but
> may be in
> +              ;; the future. Review all of these options on the next
> update!
> +              ;; (see:
> https://github.com/flyinghead/flycast/issues/1843)
We prefer comments to be above a line of code or in the same line as
the code.  For the others you could add a line comment like
"; XXX: review when updating"
> +              "-DUSE_HOST_LIBZIP=ON"
> +              "-DUSE_HOST_SDL=ON"
> +              "-DUSE_LIBAO=ON"
> +              "-DUSE_LUA=ON"
> +              "-DUSE_PULSEAUDIO=ON"
> +              "-DUSE_VULKAN=ON")))
> +    (home-page "https://github.com/flyinghead/flycast")
> +    (synopsis "Sega Dreamcast, Naomi, Naomi 2, and Atomiswave
> emulator")
> +    (description "Flycast is a multi-platform Sega Dreamcast, Naomi,
> Naomi 2,
> +and Atomiswave emulator derived from reicast.")
> +    (license license:gpl2+)))
> +
>  (define-public freedisksysrom
>    ;; There is no release; use the latest commit.
>    (let ((commit "0d5f95f109bb3aadf2bb9510bfda13879bbd5266")
> 
> base-commit: cd20619cfcb32c2631fb602729512740bc510550
Cheers

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