257 lines
7.2 KiB
Nix
257 lines
7.2 KiB
Nix
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{
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lib,
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stdenv,
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config,
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fetchFromGitHub,
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nix-update-script,
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pkg-config,
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libGLSupported ? lib.elem stdenv.hostPlatform.system mesa.meta.platforms,
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openglSupport ? libGLSupported,
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libGL,
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alsaSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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alsa-lib,
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x11Support ? !stdenv.hostPlatform.isWindows && !stdenv.hostPlatform.isAndroid,
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libX11,
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xorgproto,
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libICE,
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libXi,
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libXScrnSaver,
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libXcursor,
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libXinerama,
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libXext,
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libXxf86vm,
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libXrandr,
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waylandSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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wayland,
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wayland-protocols,
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wayland-scanner,
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drmSupport ? false,
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libdrm,
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mesa,
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libxkbcommon,
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dbusSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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dbus,
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udevSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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udev,
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ibusSupport ? false,
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ibus,
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libdecorSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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libdecor,
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pipewireSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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pipewire, # NOTE: must be built with SDL2 without pipewire support
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pulseaudioSupport ?
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config.pulseaudio or stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAndroid,
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libpulseaudio,
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AudioUnit,
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Cocoa,
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CoreAudio,
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CoreServices,
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ForceFeedback,
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OpenGL,
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audiofile,
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libiconv,
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withStatic ? stdenv.hostPlatform.isMinGW,
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# passthru.tests
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testers,
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guile-sdl2,
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jazz2,
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SDL2_ttf,
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SDL2_net,
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SDL2_gfx,
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SDL2_sound,
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SDL2_mixer,
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SDL2_image,
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python3Packages,
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}:
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# NOTE: When editing this expression see if the same change applies to
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# SDL expression too
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stdenv.mkDerivation (finalAttrs: {
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pname = "SDL2";
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version = "2.30.6";
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src = fetchFromGitHub {
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owner = "libsdl-org";
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repo = "SDL";
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rev = "release-${finalAttrs.version}";
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hash = "sha256-ij9/VhSacUaPbMGX1hx2nz0n8b1tDb1PnC7IO9TlNhE=";
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};
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dontDisableStatic = if withStatic then 1 else 0;
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outputs = [
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"out"
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"dev"
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];
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outputBin = "dev"; # sdl-config
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patches = [
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# `sdl2-config --cflags` from Nixpkgs returns include path to just SDL2.
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# On a normal distro this is enough for includes from all SDL2* packages to work,
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# but on NixOS they're spread across different paths.
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# This patch + the setup-hook will ensure that `sdl2-config --cflags` works correctly.
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./find-headers.patch
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];
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postPatch = ''
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# Fix running wayland-scanner for the build platform when cross-compiling.
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# See comment here: https://github.com/libsdl-org/SDL/issues/4860#issuecomment-1119003545
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substituteInPlace configure \
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--replace '$(WAYLAND_SCANNER)' 'wayland-scanner'
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'';
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strictDeps = true;
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depsBuildBuild = [ pkg-config ];
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nativeBuildInputs =
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[ pkg-config ]
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++ lib.optionals waylandSupport [
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wayland
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wayland-scanner
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];
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dlopenPropagatedBuildInputs =
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[ ]
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# Propagated for #include <GLES/gl.h> in SDL_opengles.h.
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++ lib.optional (openglSupport && !stdenv.hostPlatform.isDarwin) libGL
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# Propagated for #include <X11/Xlib.h> and <X11/Xatom.h> in SDL_syswm.h.
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++ lib.optionals x11Support [ libX11 ];
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propagatedBuildInputs =
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lib.optionals x11Support [ xorgproto ] ++ finalAttrs.dlopenPropagatedBuildInputs;
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dlopenBuildInputs =
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lib.optionals alsaSupport [
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alsa-lib
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audiofile
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]
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++ lib.optional dbusSupport dbus
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++ lib.optional libdecorSupport libdecor
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++ lib.optional pipewireSupport pipewire
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++ lib.optional pulseaudioSupport libpulseaudio
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++ lib.optional udevSupport udev
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++ lib.optionals waylandSupport [
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wayland
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libxkbcommon
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]
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++ lib.optionals x11Support [
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libICE
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libXi
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libXScrnSaver
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libXcursor
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libXinerama
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libXext
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libXrandr
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libXxf86vm
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]
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++ lib.optionals drmSupport [
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libdrm
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mesa
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];
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buildInputs =
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[ libiconv ]
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++ finalAttrs.dlopenBuildInputs
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++ lib.optional ibusSupport ibus
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++ lib.optionals waylandSupport [ wayland-protocols ]
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++ lib.optionals stdenv.hostPlatform.isDarwin [
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AudioUnit
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Cocoa
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CoreAudio
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CoreServices
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ForceFeedback
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OpenGL
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];
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enableParallelBuilding = true;
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configureFlags =
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[ "--disable-oss" ]
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++ lib.optional (!x11Support) "--without-x"
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++ lib.optional alsaSupport "--with-alsa-prefix=${alsa-lib.out}/lib"
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++ lib.optional stdenv.hostPlatform.isWindows "--disable-video-opengles"
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++ lib.optional stdenv.hostPlatform.isDarwin "--disable-sdltest";
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# We remove libtool .la files when static libs are requested,
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# because they make the builds of downstream libs like `SDL_tff`
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# fail with `cannot find -lXext, `-lXcursor` etc. linker errors
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# because the `.la` files are not pruned if static libs exist
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# (see https://github.com/NixOS/nixpkgs/commit/fd97db43bcb05e37f6bb77f363f1e1e239d9de53)
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# and they also don't carry the necessary `-L` paths of their
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# X11 dependencies.
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# For static linking, it is better to rely on `pkg-config` `.pc`
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# files.
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postInstall = ''
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if [ "$dontDisableStatic" -eq "1" ]; then
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rm $out/lib/*.la
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else
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rm $out/lib/*.a
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fi
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moveToOutput bin/sdl2-config "$dev"
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'';
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# SDL is weird in that instead of just dynamically linking with
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# libraries when you `--enable-*` (or when `configure` finds) them
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# it `dlopen`s them at runtime. In principle, this means it can
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# ignore any missing optional dependencies like alsa, pulseaudio,
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# some x11 libs, wayland, etc if they are missing on the system
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# and/or work with wide array of versions of said libraries. In
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# nixpkgs, however, we don't need any of that. Moreover, since we
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# don't have a global ld-cache we have to stuff all the propagated
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# libraries into rpath by hand or else some applications that use
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# SDL API that requires said libraries will fail to start.
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#
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# You can grep SDL sources with `grep -rE 'SDL_(NAME|.*_SYM)'` to
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# list the symbols used in this way.
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postFixup =
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let
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rpath = lib.makeLibraryPath (
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finalAttrs.dlopenPropagatedBuildInputs ++ finalAttrs.dlopenBuildInputs
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);
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in
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lib.optionalString (stdenv.hostPlatform.extensions.sharedLibrary == ".so") ''
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for lib in $out/lib/*.so* ; do
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if ! [[ -L "$lib" ]]; then
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patchelf --set-rpath "$(patchelf --print-rpath $lib):${rpath}" "$lib"
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fi
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done
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'';
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setupHook = ./setup-hook.sh;
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passthru = {
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inherit openglSupport;
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updateScript = nix-update-script {
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extraArgs = [
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"--version-regex"
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"release-(.*)"
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];
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};
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tests = {
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pkg-config = testers.hasPkgConfigModules { package = finalAttrs.finalPackage; };
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inherit
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guile-sdl2
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jazz2
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SDL2_ttf
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SDL2_net
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SDL2_gfx
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SDL2_sound
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SDL2_mixer
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SDL2_image
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;
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inherit (python3Packages) pygame pygame-ce pygame-sdl2;
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};
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};
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meta = with lib; {
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description = "Cross-platform multimedia library";
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mainProgram = "sdl2-config";
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homepage = "http://www.libsdl.org/";
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changelog = "https://github.com/libsdl-org/SDL/releases/tag/release-${finalAttrs.version}";
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license = licenses.zlib;
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platforms = platforms.all;
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maintainers = lib.teams.sdl.members;
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pkgConfigModules = [ "sdl2" ];
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};
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})
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