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{
stdenv,
lib,
buildPythonPackage,
pythonOlder,
fetchFromGitHub,
cmake,
ninja,
setuptools,
boost,
eigen,
python,
catch,
numpy,
pytestCheckHook,
libxcrypt,
makeSetupHook,
}:
let
setupHook = makeSetupHook {
name = "pybind11-setup-hook";
substitutions = {
out = placeholder "out";
pythonInterpreter = python.pythonOnBuildForHost.interpreter;
pythonIncludeDir = "${python}/include/python${python.pythonVersion}";
pythonSitePackages = "${python}/${python.sitePackages}";
};
} ./setup-hook.sh;
# clang 16 defaults to C++17, which results in the use of aligned allocations by pybind11.
# libc++ supports aligned allocations via `posix_memalign`, which is available since 10.6,
# but clang has a check hard-coded requiring 10.13 because that’s when Apple first shipped a
# support for C++17 aligned allocations on macOS.
# Tell clang we’re targeting 10.13 on x86_64-darwin while continuing to use the default SDK.
stdenv' =
if stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isx86_64 then
python.stdenv.override (oldStdenv: {
buildPlatform = oldStdenv.buildPlatform // {
darwinMinVersion = "10.13";
};
targetPlatform = oldStdenv.targetPlatform // {
darwinMinVersion = "10.13";
};
hostPlatform = oldStdenv.hostPlatform // {
darwinMinVersion = "10.13";
};
})
else
python.stdenv;
in
buildPythonPackage rec {
pname = "pybind11";
version = "2.13.5";
pyproject = true;
src = fetchFromGitHub {
owner = "pybind";
repo = "pybind11";
rev = "v${version}";
hash = "sha256-cpxhrTFihA+gWmX62a+EQF3lccUyvu+d1MU2IC/CN6Q=";
};
build-system = [
cmake
ninja
setuptools
];
buildInputs = lib.optionals (pythonOlder "3.9") [ libxcrypt ];
propagatedNativeBuildInputs = [ setupHook ];
stdenv = stdenv';
dontUseCmakeBuildDir = true;
# Don't build tests if not needed, read the doInstallCheck value at runtime
preConfigure = ''
if [ -n "$doInstallCheck" ]; then
cmakeFlagsArray+=("-DBUILD_TESTING=ON")
fi
'';
cmakeFlags = [
"-DBoost_INCLUDE_DIR=${lib.getDev boost}/include"
"-DEIGEN3_INCLUDE_DIR=${lib.getDev eigen}/include/eigen3"
] ++ lib.optionals (python.isPy3k && !stdenv.cc.isClang) [ "-DPYBIND11_CXX_STANDARD=-std=c++17" ];
postBuild = ''
# build tests
make -j $NIX_BUILD_CORES
'';
postInstall = ''
make install
# Symlink the CMake-installed headers to the location expected by setuptools
mkdir -p $out/include/${python.libPrefix}
ln -sf $out/include/pybind11 $out/include/${python.libPrefix}/pybind11
'';
nativeCheckInputs = [
catch
numpy
pytestCheckHook
];
disabledTestPaths = [
# require dependencies not available in nixpkgs
"tests/test_embed/test_trampoline.py"
"tests/test_embed/test_interpreter.py"
# numpy changed __repr__ output of numpy dtypes
"tests/test_numpy_dtypes.py"
# no need to test internal packaging
"tests/extra_python_package/test_files.py"
# tests that try to parse setuptools stdout
"tests/extra_setuptools/test_setuphelper.py"
];
disabledTests = lib.optionals stdenv.hostPlatform.isDarwin [
# expects KeyError, gets RuntimeError
# https://github.com/pybind/pybind11/issues/4243
"test_cross_module_exception_translator"
];
hardeningDisable = lib.optional stdenv.hostPlatform.isMusl "fortify";
meta = with lib; {
homepage = "https://github.com/pybind/pybind11";
changelog = "https://github.com/pybind/pybind11/blob/${src.rev}/docs/changelog.rst";
description = "Seamless operability between C++11 and Python";
mainProgram = "pybind11-config";
longDescription = ''
Pybind11 is a lightweight header-only library that exposes
C++ types in Python and vice versa, mainly to create Python
bindings of existing C++ code.
'';
license = licenses.bsd3;
maintainers = with maintainers; [
yuriaisaka
dotlambda
];
};
}
|
