depot/third_party/nixpkgs/pkgs/tools/security/pcsclite/default.nix

{
  stdenv,
  lib,
  fetchFromGitLab,
  fetchpatch,
  meson,
  ninja,
  flex,
  pkg-config,
  perl,
  python3,
  dbus,
  polkit,
  systemdLibs,
  udev,
  dbusSupport ? stdenv.hostPlatform.isLinux,
  systemdSupport ? lib.meta.availableOn stdenv.hostPlatform systemdLibs,
  udevSupport ? dbusSupport,
  libusb1,
  Foundation,
  IOKit,
  testers,
  nix-update-script,
  pname ? "pcsclite",
  polkitSupport ? false,
}:

assert polkitSupport -> dbusSupport;
assert systemdSupport -> dbusSupport;

stdenv.mkDerivation (finalAttrs: {
  inherit pname;
  version = "2.3.0";

  outputs = [
    "out"
    "lib"
    "dev"
    "doc"
    "man"
  ];

  src = fetchFromGitLab {
    domain = "salsa.debian.org";
    owner = "rousseau";
    repo = "PCSC";
    rev = "refs/tags/${finalAttrs.version}";
    hash = "sha256-37qeWGEuutF0cOOidoLchKJLQCvJFdVRZXepWzD4pZs=";
  };

  # fix build with macOS 11 SDK
  patches = [
    (fetchpatch {
      url = "https://salsa.debian.org/rousseau/PCSC/-/commit/f41fdaaf7c82bc270af6d7439c6da037bf149be8.patch";
      revert = true;
      hash = "sha256-8A76JfYqcILi52X9l/uIpJXeRJDf2dkrNEToOsxGZXk=";
    })
  ];

  mesonFlags =
    [
      (lib.mesonOption "sysconfdir" "/etc")
      # The OS should care on preparing the drivers into this location
      (lib.mesonOption "usbdropdir" "/var/lib/pcsc/drivers")
      (lib.mesonBool "libsystemd" systemdSupport)
      (lib.mesonBool "polkit" polkitSupport)
      (lib.mesonOption "ipcdir" "/run/pcscd")
    ]
    ++ lib.optionals systemdSupport [
      (lib.mesonOption "systemdunit" "system")
    ]
    ++ lib.optionals (!udevSupport) [
      (lib.mesonBool "libudev" false)
    ];

  # disable building pcsc-wirecheck{,-gen} when cross compiling
  # see also: https://github.com/LudovicRousseau/PCSC/issues/25
  postPatch =
    ''
      substituteInPlace src/libredirect.c src/spy/libpcscspy.c \
        --replace-fail "libpcsclite_real.so.1" "$lib/lib/libpcsclite_real.so.1"
    ''
    + lib.optionalString systemdSupport ''
      substituteInPlace meson.build \
        --replace-fail \
          "systemdsystemunitdir = systemd.get_variable(pkgconfig : 'systemd' + unit + 'unitdir')" \
          "systemdsystemunitdir = '${placeholder "out"}/lib/systemd/system'"
    ''
    + lib.optionalString polkitSupport ''
      substituteInPlace meson.build \
        --replace-fail \
          "install_dir : polkit_dep.get_variable('policydir')" \
          "install_dir : '${placeholder "out"}/share/polkit-1/actions'"
    '';

  postInstall = ''
    # pcsc-spy is a debugging utility and it drags python into the closure
    moveToOutput bin/pcsc-spy "$dev"
  '';

  nativeBuildInputs = [
    meson
    ninja
    flex
    pkg-config
    perl
  ];

  buildInputs =
    [ python3 ]
    ++ lib.optionals systemdSupport [ systemdLibs ]
    ++ lib.optionals (!systemdSupport && udevSupport) [ udev ]
    ++ lib.optionals stdenv.hostPlatform.isDarwin [
      Foundation
      IOKit
    ]
    ++ lib.optionals dbusSupport [ dbus ]
    ++ lib.optionals polkitSupport [ polkit ]
    ++ lib.optionals (!udevSupport) [ libusb1 ];

  passthru = {
    tests = {
      pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;
      version = testers.testVersion {
        package = finalAttrs.finalPackage;
        command = "pcscd --version";
      };
    };
    updateScript = nix-update-script { };
  };

  meta = {
    description = "Middleware to access a smart card using SCard API (PC/SC)";
    homepage = "https://pcsclite.apdu.fr/";
    changelog = "https://salsa.debian.org/rousseau/PCSC/-/blob/${finalAttrs.version}/ChangeLog";
    license = lib.licenses.bsd3;
    mainProgram = "pcscd";
    maintainers = [ lib.maintainers.anthonyroussel ];
    pkgConfigModules = [ "libpcsclite" ];
    platforms = lib.platforms.unix;
  };
})