Merge pull request #262010 from Artturin/fixpsycopgcross

, openssl

, sphinxHook

, sphinx-better-theme

, buildPackages

}:

buildPythonPackage rec {

  # c.f. https://github.com/NixOS/nixpkgs/pull/104151#issuecomment-729750892

  disabled = pythonOlder "3.6" || isPyPy;

  outputs = [ "out" "doc" ];

  src = fetchPypi {

    inherit pname version;

    hash = "sha256-8AzDW9cRnx/tF7hb0QB4VRlN3iy9jeAauOuxdIdECtg=";

  };

  outputs = [ "out" "doc" ];

  postPatch = ''

    # Preferably upstream would not depend on pg_config because config scripts are incompatible with cross-compilation, however postgresql's pc file is lacking information.

    # some linker flags are added but the linker ignores them because they're incompatible

    # https://github.com/psycopg/psycopg2/blob/89005ac5b849c6428c05660b23c5a266c96e677d/setup.py

    substituteInPlace setup.py \

      --replace "self.pg_config_exe = self.build_ext.pg_config" 'self.pg_config_exe = "${lib.getExe' buildPackages.postgresql "pg_config"}"'

  '';

  nativeBuildInputs = [

    postgresql

    sphinxHook

    sphinx-better-theme

  ];

  buildInputs = lib.optionals stdenv.isDarwin [

  buildInputs = [

    postgresql

  ] ++ lib.optionals stdenv.isDarwin [

    openssl

  ];

    "psycopg2"

  ];

  disallowedReferences = lib.optionals (stdenv.buildPlatform != stdenv.hostPlatform) [ buildPackages.postgresql ];

  meta = with lib; {

    description = "PostgreSQL database adapter for the Python programming language";

    homepage = "https://www.psycopg.org";