mirror of
https://github.com/NixOS/nixpkgs.git
synced 2026-10-03 21:40:12 +00:00
57 lines
1.8 KiB
Nix
57 lines
1.8 KiB
Nix
{
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lib,
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fetchFromGitHub,
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cmake,
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pkg-config,
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stdenv,
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gtest,
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nix-update-script,
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testers,
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}:
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stdenv.mkDerivation (finalAttrs: {
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pname = "cpuinfo";
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version = "0-unstable-2026-05-18";
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src = fetchFromGitHub {
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owner = "pytorch";
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repo = "cpuinfo";
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rev = "ea6b9f1bb6e1001d8b21574d5bc78ddef62e499d";
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hash = "sha256-/QsOjDik0TnH3FnK7LOwsJkvX+O+2DRFX4eF3MxD3fc=";
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};
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passthru.updateScript = nix-update-script { extraArgs = [ "--version=branch" ]; };
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passthru.tests.pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;
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nativeBuildInputs = [
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cmake
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pkg-config
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];
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checkInputs = [ gtest ];
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cmakeFlags = [
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(lib.cmakeBool "CPUINFO_BUILD_UNIT_TESTS" finalAttrs.finalPackage.doCheck)
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(lib.cmakeBool "CPUINFO_BUILD_MOCK_TESTS" finalAttrs.finalPackage.doCheck)
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(lib.cmakeBool "CPUINFO_BUILD_BENCHMARKS" false)
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(lib.cmakeBool "USE_SYSTEM_LIBS" true)
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];
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# The tests check what CPU the host has and makes sure it can query information.
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# not all build environments may have this information available. And, cpuinfo may
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# not understand all CPUs (causing test failures such as https://github.com/pytorch/cpuinfo/issues/132)
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# Instead, allow building in any environment.
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doCheck = false;
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meta = {
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description = "Tools and library to detect essential for performance optimization information about host CPU";
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homepage = "https://github.com/pytorch/cpuinfo";
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license = lib.licenses.bsd2;
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mainProgram = "cpu-info";
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maintainers = with lib.maintainers; [ pawelchcki ];
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pkgConfigModules = [ "libcpuinfo" ];
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# https://github.com/pytorch/cpuinfo/blob/ea6b9f1bb6e1001d8b21574d5bc78ddef62e499d/CMakeLists.txt#L98
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platforms = lib.platforms.x86 ++ lib.platforms.aarch ++ lib.platforms.riscv;
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};
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})
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