2e7c3920a0
This fixes, again, the issue with the wrong headers being used when cross compiling python packages with extensions. For context, see https://github.com/NixOS/nixpkgs/pull/173435.
91 lines
2.6 KiB
Nix
91 lines
2.6 KiB
Nix
{ stdenv
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, buildPythonPackage
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, fetchFromGitHub
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, fetchpatch
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, python
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, bootstrapped-pip
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, lib
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, pipInstallHook
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, setuptoolsBuildHook
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}:
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let
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pname = "setuptools";
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version = "63.2.0";
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# Create an sdist of setuptools
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sdist = stdenv.mkDerivation rec {
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name = "${pname}-${version}-sdist.tar.gz";
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src = fetchFromGitHub {
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owner = "pypa";
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repo = pname;
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rev = "v${version}";
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hash = "sha256-GyQjc0XulUxl3Btpj7Q6KHTpd1FDZnXCYviYjjgK7tY=";
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name = "${pname}-${version}-source";
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};
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patches = [
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./tag-date.patch
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./setuptools-distutils-C++.patch
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# Fix cross compilation of extension modules
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# https://github.com/pypa/distutils/pull/173
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(fetchpatch {
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url = "https://github.com/pypa/distutils/commit/22b9bcf2e2d2a66f7dc96661312972e2f6bd9e01.patch";
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hash = "sha256-IVb1LLgLIHO6HPn2911uksrLB1jG0MyQetdxkq5wcG4=";
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stripLen = 2;
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extraPrefix = "setuptools/_distutils/";
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})
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];
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buildPhase = ''
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${python.pythonForBuild.interpreter} setup.py egg_info
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${python.pythonForBuild.interpreter} setup.py sdist --formats=gztar
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# Here we untar the sdist and retar it in order to control the timestamps
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# of all the files included
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tar -xzf dist/${pname}-${version}.post0.tar.gz -C dist/
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tar -czf dist/${name} -C dist/ --mtime="@$SOURCE_DATE_EPOCH" --sort=name ${pname}-${version}.post0
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'';
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installPhase = ''
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echo "Moving sdist..."
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mv dist/${name} $out
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'';
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};
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in buildPythonPackage rec {
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inherit pname version;
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# Because of bootstrapping we don't use the setuptoolsBuildHook that comes with format="setuptools" directly.
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# Instead, we override it to remove setuptools to avoid a circular dependency.
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# The same is done for pip and the pipInstallHook.
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format = "other";
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src = sdist;
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nativeBuildInputs = [
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bootstrapped-pip
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(pipInstallHook.override{pip=null;})
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(setuptoolsBuildHook.override{setuptools=null; wheel=null;})
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];
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preBuild = lib.optionalString (!stdenv.hostPlatform.isWindows) ''
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export SETUPTOOLS_INSTALL_WINDOWS_SPECIFIC_FILES=0
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'';
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pipInstallFlags = [ "--ignore-installed" ];
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# Adds setuptools to nativeBuildInputs causing infinite recursion.
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catchConflicts = false;
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# Requires pytest, causing infinite recursion.
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doCheck = false;
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meta = with lib; {
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description = "Utilities to facilitate the installation of Python packages";
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homepage = "https://pypi.python.org/pypi/setuptools";
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license = with licenses; [ psfl zpl20 ];
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platforms = python.meta.platforms;
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priority = 10;
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};
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}
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