nixpkgs/pkgs/development/python-modules/cypari2/default.nix
Frederik Rietdijk f665828fa3 Python: improve cross-compilation
This changeset allows for cross-compilation of Python packages. Packages
built with buildPythonPackage are not allowed to refer to the build
machine. Executables that have shebangs will refer to the host.
2019-01-04 10:45:22 +01:00

54 lines
1.2 KiB
Nix

{ stdenv
, buildPythonPackage
, python
, fetchPypi
, pari
, gmp
, cython
, cysignals
}:
buildPythonPackage rec {
pname = "cypari2";
# upgrade may break sage, please test the sage build or ping @timokau on upgrade
version = "1.3.1";
src = fetchPypi {
inherit pname version;
sha256 = "04f00xp8aaz37v00iqg1mv5wjq00a5qhk8cqa93s13009s9x984r";
};
# This differs slightly from the default python installPhase in that it pip-installs
# "." instead of "*.whl".
# That is because while the default install phase succeeds to build the package,
# it fails to generate the file "auto_paridecl.pxd".
installPhase = ''
mkdir -p "$out/lib/${python.sitePackages}"
export PYTHONPATH="$out/lib/${python.sitePackages}:$PYTHONPATH"
# install "." instead of "*.whl"
${python.pythonForBuild.pkgs.bootstrapped-pip}/bin/pip install --no-index --prefix=$out --no-cache --build=tmpdir .
'';
buildInputs = [
pari
gmp
];
propagatedBuildInputs = [
cysignals
cython
];
checkPhase = ''
make check
'';
meta = with stdenv.lib; {
description = "Cython bindings for PARI";
license = licenses.gpl2;
maintainers = with maintainers; [ timokau ];
homepage = https://github.com/defeo/cypari2;
};
}