ringracers: darwin support (#458891)

pkgs/by-name/ri/ringracers/package.nix

@@ -13,7 +13,7 @@
   libvpx,
   libyuv,
   zlib,
-  makeWrapper,
+  makeBinaryWrapper,
   makeDesktopItem,
   copyDesktopItems,
   pkg-config,
@@ -43,7 +43,7 @@ stdenv.mkDerivation (finalAttrs: {
   nativeBuildInputs = [
     cmake
     nasm
-    makeWrapper
+    makeBinaryWrapper
     copyDesktopItems
     pkg-config
   ];
@@ -78,22 +78,41 @@ stdenv.mkDerivation (finalAttrs: {
     })
   ];
 
-  installPhase = ''
-    runHook preInstall
+  installPhase =
+    lib.optionalString stdenv.hostPlatform.isLinux ''
+      runHook preInstall
 
-    install -Dm644 ../srb2.png $out/share/icons/hicolor/256x256/apps/ringracers.png
-    install -Dm755 bin/ringracers $out/bin/ringracers
+      install -Dm644 ../srb2.png $out/share/icons/hicolor/256x256/apps/ringracers.png
+      install -Dm755 bin/ringracers $out/bin/ringracers
 
-    wrapProgram $out/bin/ringracers \
-      --set RINGRACERSWADDIR "${finalAttrs.assets}"
+      wrapProgram $out/bin/ringracers \
+        --set RINGRACERSWADDIR "${finalAttrs.assets}"
 
-    runHook postInstall
-  '';
+      runHook postInstall
+    ''
+    + lib.optionalString stdenv.hostPlatform.isDarwin ''
+      runHook preInstall
+
+      mkdir -p $out/Applications
+      cp -r bin/ringracers.app $out/Applications/
+
+      wrapProgram $out/Applications/ringracers.app/Contents/MacOS/ringracers \
+        --set RINGRACERSWADDIR "${finalAttrs.assets}"
+
+      mkdir -p $out/bin
+      cat << EOF > "$out/bin/ringracers"
+      #!${stdenv.shell}
+      open -na "$out/Applications/ringracers.app" --args "\$@"
+      EOF
+      chmod +x $out/bin/ringracers
+
+      runHook postInstall
+    '';
 
   meta = {
     description = "Kart racing video game based on Sonic Robo Blast 2 (SRB2), itself based on a modified version of Doom Legacy";
     homepage = "https://kartkrew.org";
-    platforms = lib.platforms.linux;
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
     license = lib.licenses.gpl2Plus;
     maintainers = with lib.maintainers; [
       donovanglover