57 lines
1.5 KiB
Nix
57 lines
1.5 KiB
Nix
{ lib
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, stdenv
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, fetchFromGitHub
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, xz
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, autoPatchelfHook }:
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# Assets for fishnet: A collection of pre-built compressed stockfish binaries.
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# We have to decompress them, patch them using auto-patchelf and compress them
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# again so that a selection of them can be embedded into the fishnet binary.
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stdenv.mkDerivation rec {
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pname = "fishnet-assets";
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version = "unstable-2020-01-30";
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src = fetchFromGitHub {
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owner = "niklasf";
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repo = pname;
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rev = "b4fa30e57ec8976fb1c10bd36737bc784351b93e";
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sha256 = "0gfs9lm4ih3h3fmgqylw05ii1h0d6mpjfxadnw3wymnjsspfb0m4";
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};
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relAssetsPath = "share/${pname}";
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nativeBuildInputs = [ xz autoPatchelfHook ];
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postPatch = ''
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# Delete packed .exe files and all non .xz files (documentation and readme)
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rm *.exe.xz
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find \! -name "*.xz" -delete
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# Extract .xz files, except *.nnue.xz
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# We don't have to unpack the latter and it takes ages to repack
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find -name "*.xz" \! -name "*.nnue.xz" | xargs unxz -v
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'';
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dontBuild = true;
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installPhase = ''
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mkdir -p $out/${relAssetsPath}
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cp ./* $out/${relAssetsPath}
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'';
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preFixup = ''
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gatherLibraries '${stdenv.cc.cc.lib}'
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'';
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doDist = true;
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distPhase = ''
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# repack assets
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find $out/${relAssetsPath} -type f \! -name "*.xz" | xargs xz -v
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'';
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meta = with lib; {
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description = "Assets for fishnet, only required during build";
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homepage = "https://github.com/niklasf/fishnet-assets";
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license = licenses.gpl3Only;
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maintainers = with maintainers; [ tu-maurice ];
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};
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}
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