1 files changed, 73 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/os-specific/darwin/xattr/default.nix b/nixpkgs/pkgs/os-specific/darwin/xattr/default.nix
new file mode 100644
index 000000000000..1aa8b49e88aa
--- /dev/null
+++ b/nixpkgs/pkgs/os-specific/darwin/xattr/default.nix
@@ -0,0 +1,73 @@
+{ lib
+, stdenv
+, fetchzip
+, buildPythonPackage
+, python
+, ed
+, unifdef
+}:
+
+buildPythonPackage rec {
+  pname = "xattr";
+  version = "61.60.1";
+
+  src = fetchzip rec {
+    url = "https://opensource.apple.com/tarballs/python_modules/python_modules-${version}.tar.gz";
+    sha256 = "19kydl7w4vpdi7zmfd5z9vjkq24jfk2cv4j0pppw69j06czhdwwi";
+  };
+
+  sourceRoot = "${src.name}/Modules/xattr-0.6.4";
+  format = "other";
+
+  nativeBuildInputs = [
+    ed
+    unifdef
+  ];
+
+  makeFlags = [
+    "OBJROOT=$(PWD)"
+    "DSTROOT=${placeholder "out"}"
+    "OSL=${placeholder "doc"}/share/xattr/OpenSourceLicenses"
+    "OSV=${placeholder "doc"}/share/xattr/OpenSourceVersions"
+  ];
+
+  # need to use `out` instead of `bin` since buildPythonPackage ignores the latter
+  outputs = [ "out" "doc" "python" ];
+
+  # We need to patch a reference to gnutar in an included Makefile
+  postUnpack = ''
+    chmod u+w $sourceRoot/..
+  '';
+
+  postPatch = ''
+    substituteInPlace ../Makefile.inc --replace gnutar tar
+    substituteInPlace Makefile --replace "/usr" ""
+  '';
+
+  preInstall = ''
+    # prevent setup.py from trying to download setuptools
+    sed -i xattr-*/setup.py -e '/ez_setup/d'
+
+    # create our custom target dirs we patch in
+    mkdir -p "$doc/share/xattr/"OpenSource{Licenses,Versions}
+    mkdir -p "$python/lib/${python.libPrefix}"
+  '';
+
+  # move python package to its own output to reduce clutter
+  postInstall = ''
+    mv "$out/lib/python" "$python/${python.sitePackages}"
+    rmdir "$out/lib"
+  '';
+
+  makeWrapperArgs = [
+    "--prefix" "PYTHONPATH" ":" "${placeholder "python"}/${python.sitePackages}"
+  ];
+
+  meta = with lib; {
+    description = "Display and manipulate extended attributes";
+    license = [ licenses.psfl licenses.mit ]; # see $doc/share/xattr/OpenSourceLicenses
+    maintainers = [ maintainers.sternenseemann ];
+    homepage = "https://opensource.apple.com/source/python_modules/";
+    platforms = lib.platforms.darwin;
+  };
+}