commit fcee90df675f5f544d130119987184c8706c2875 · pyrox.dev/nixpkgs

+72

pkgs/by-name/lc/lc0/package.nix

···

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       { stdenv

     

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       , lib

     

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       , fetchFromGitHub

     

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       , meson

     

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       , ninja

     

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       , pkg-config

     

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       , python3

     

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       , zlib

     

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       , gtest

     

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       , eigen

     

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       }:

     

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       stdenv.mkDerivation rec {

     

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         pname = "lc0";

     

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         version = "0.30.0";

     

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         src = fetchFromGitHub {

     

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           owner = "LeelaChessZero";

     

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           repo = "lc0";

     

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           rev = "refs/tags/v${version}";

     

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           hash = "sha256-Q85hXNSexHhk6W48tgJLk0Sf32xBipfg2P2SH1FF89Q=";

     

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           fetchSubmodules = true;

     

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         };

     

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         patchPhase = ''

     

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           runHook prePatch

     

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           patchShebangs --build /build/source/scripts/*

     

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           runHook postPatch

     

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         '';

     

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         strictDeps = true;

     

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         nativeBuildInputs = [

     

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           meson

     

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           ninja

     

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           pkg-config

     

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           python3

     

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         ];

     

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         buildInputs = [

     

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           eigen

     

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           gtest

     

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           zlib

     

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         ];

     

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         mesonFlags = [

     

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           "-Dplain_cuda=false"

     

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           "-Daccelerate=false"

     

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           "-Dmetal=disabled"

     

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           "-Dembed=false"

     

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         ]

     

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         # in version 31 this option will be required

     

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         ++ lib.optionals (lib.versionAtLeast version "0.31") [ "-Dnative_cuda=false" ];

     

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         enableParallelBuilding = true;

     

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         meta = {

     

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           homepage = "https://lczero.org/";

     

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           description = "Open source neural network based chess engine";

     

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           longDescription = ''

     

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             Lc0 is a UCI-compliant chess engine designed to play chess via neural network, specifically those of the LeelaChessZero project.

     

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           '';

     

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           maintainers = with lib.maintainers; [ _9glenda ];

     

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           platforms = lib.platforms.unix;

     

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           license = lib.licenses.gpl3Plus;

     

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           broken = stdenv.hostPlatform.isDarwin;

     

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         };

     

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       }