nixpkgs/pkgs/development/libraries/pybind11/default.nix

{ stdenv, fetchurl, fetchFromGitHub, cmake, catch, python, eigen }:

stdenv.mkDerivation rec {
  pname = "pybind";
  version = "2.2.4";

  src = fetchFromGitHub {
    owner = "pybind";
    repo = "pybind11";
    rev = "v${version}";
    sha256 = "0pa79ymcasv8br5ifbx7878id5py2jpjac3i20cqxr6gs9l6ivlv";
  };

  nativeBuildInputs = [ cmake ];
  checkInputs = with python.pkgs; [ catch eigen pytest numpy scipy ];

  # Disable test_cmake_build test, as it fails in sandbox
  # https://github.com/pybind/pybind11/issues/1355
  patches = [
    ./no_test_cmake_build.patch
    (fetchurl { # Remove on bump to v2.2.5
      name = "pytest_namespace_to_configure.patch";
      url = "https://github.com/pybind/pybind11/commit/e7ef34f23f194cfa40bdbf967c6d34712261a4ee.patch";
      sha256 = "1dhv6p0b5fxzxc8j3sfy8kvfmdshczk22xfxh6bk0cfnfdy9iqrq";
    })
  ];

  doCheck = true;

  cmakeFlags = [ 
    "-DPYTHON_EXECUTABLE=${python.interpreter}" 
    "-DPYBIND11_TEST=${if doCheck then "ON" else "OFF"}"
  ];

  meta = {
    homepage = https://github.com/pybind/pybind11;
    description = "Seamless operability between C++11 and Python";
    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.
    '';
    platforms = with stdenv.lib.platforms; unix;
    license = stdenv.lib.licenses.bsd3;
    maintainers = with stdenv.lib.maintainers; [ yuriaisaka ];
  };
}