diff --git a/nix/home/common.nix b/nix/home/common.nix index 9de17af..53ac554 100644 --- a/nix/home/common.nix +++ b/nix/home/common.nix @@ -57,6 +57,8 @@ # formatting shfmt + + stockfish ]; home.stateVersion = "22.05"; diff --git a/nix/nixpkgs/overlays/10-basic.nix b/nix/nixpkgs/overlays/10-basic.nix index ba84adc..1fc9c27 100644 --- a/nix/nixpkgs/overlays/10-basic.nix +++ b/nix/nixpkgs/overlays/10-basic.nix @@ -6,6 +6,8 @@ self: super: rec { sha256 = "1zxgy3znw0i6h1lxhmnx001c1pdcyszwqj8f0d0092nmnngdzsrl"; }; + stockfish = self.callPackage ./packages/stockfish.nix { }; + # cargo-workspaces = self.callPackage ./packages/cargo-workspaces.nix { }; # kitty = super.kitty.overrideAttrs (existing: { diff --git a/nix/nixpkgs/overlays/packages/stockfish.nix b/nix/nixpkgs/overlays/packages/stockfish.nix new file mode 100644 index 0000000..ddc662b --- /dev/null +++ b/nix/nixpkgs/overlays/packages/stockfish.nix @@ -0,0 +1,68 @@ +{ lib, stdenv, fetchurl, fetchFromGitHub }: + +let + # The x86-64-modern may need to be refined further in the future + # but stdenv.hostPlatform CPU flags do not currently work on Darwin + # https://discourse.nixos.org/t/darwin-system-and-stdenv-hostplatform-features/9745 + archDarwin = if stdenv.isx86_64 then "x86-64-modern" else "apple-silicon"; + arch = if stdenv.isDarwin then archDarwin else + if stdenv.isx86_64 then "x86-64" else + if stdenv.isi686 then "x86-32" else + if stdenv.isAarch64 then "armv8" else + "unknown"; + + nnueFile = "nn-5af11540bbfe.nnue"; + nnue = fetchurl { + name = nnueFile; + url = "https://tests.stockfishchess.org/api/nn/${nnueFile}"; + sha256 = "sha256-WvEVQLv+/LVOOMXdAAyrS0ad+nWZodVb5dJyLCCokps="; + }; +in + +stdenv.mkDerivation rec { + pname = "stockfish"; + version = "16"; + + src = fetchFromGitHub { + owner = "official-stockfish"; + repo = "Stockfish"; + rev = "sf_${version}"; + sha256 = "sha256-ASy2vIP94lnSKgxixK1GoC84yAysaJpxeyuggV4MrP4="; + }; + + # This addresses a linker issue with Darwin + # https://github.com/NixOS/nixpkgs/issues/19098 + preBuild = lib.optionalString stdenv.isDarwin '' + sed -i.orig '/^\#\#\# 3.*Link Time Optimization/,/^\#\#\# 3/d' Makefile + ''; + + postUnpack = '' + sourceRoot+=/src + echo ${nnue} + cp "${nnue}" "$sourceRoot/${nnueFile}" + ''; + + makeFlags = [ "PREFIX=$(out)" "ARCH=${arch}" "CXX=${stdenv.cc.targetPrefix}c++" ]; + buildFlags = [ "build" ]; + + enableParallelBuilding = true; + + meta = with lib; { + homepage = "https://stockfishchess.org/"; + description = "Strong open source chess engine"; + longDescription = '' + Stockfish is one of the strongest chess engines in the world. It is also + much stronger than the best human chess grandmasters. + ''; + maintainers = with maintainers; [ luispedro siraben ]; + platforms = [ + "x86_64-linux" + "i686-linux" + "x86_64-darwin" + "aarch64-linux" + "aarch64-darwin" + ]; + license = licenses.gpl3Only; + }; + +}