nvtopPackages.full: mutually exclude gpus for darwin and linux

{ callPackage }:

{ callPackage, stdenv }:

let

  # this GPU families are supported "by-default" upstream (see https://github.com/Syllo/nvtop/blob/3a69c2d060298cd6f92cb09db944eded98be1c23/CMakeLists.txt#L81)

  # coincidentally, these families are also easy to build in nixpkgs at the moment

  # these GPU families are partially supported upstream, they are also tricky to build in nixpkgs

  # volunteers with specific hardware needed to build and test these package variants

  additionalGPUFamilies = [ "ascend" ];

  defaultSupport = builtins.listToAttrs (builtins.map (gpu: { name = gpu; value = true; }) defaultGPUFamilies);

  defaultSupport = builtins.listToAttrs (

    # apple can only build on darwin, and it can't build everything else, and vice versa

      builtins.map (gpu: { name = gpu; value = (gpu == "apple" && stdenv.buildPlatform.isDarwin && stdenv.hostPlatform == stdenv.buildPlatform) || (gpu != "apple" && stdenv.buildPlatform.isLinux);

    }) defaultGPUFamilies

  );

in

{

  full = callPackage ./build-nvtop.nix defaultSupport; #this package supports all default GPU families

}

# additional packages with only one specific GPU family support

// builtins.listToAttrs (builtins.map (gpu: { name = gpu; value = (callPackage ./build-nvtop.nix { "${gpu}" = true; }); }) defaultGPUFamilies)

  nvidia-system-monitor-qt = libsForQt5.callPackage ../tools/system/nvidia-system-monitor-qt { };

  nvtopPackages = recurseIntoAttrs (import ../tools/system/nvtop { inherit callPackage; });

  nvtopPackages = recurseIntoAttrs (import ../tools/system/nvtop { inherit callPackage stdenv; });

  inherit (callPackages ../development/libraries/ogre { })

    ogre_13 ogre_14;