nixpkgs/pkgs/by-name/kn/knxd/package.nix

{
  lib,
  stdenv,
  buildPackages,
  fetchFromGitHub,
  autoreconfHook,
  pkg-config,
  indent,
  perl,
  argp-standalone,
  fmt_9,
  libev,
  withSystemd ? lib.meta.availableOn stdenv.hostPlatform systemd,
  systemd,
  withUsb ? stdenv.hostPlatform.isLinux,
  libusb1,
}:

stdenv.mkDerivation (finalAttrs: {
  pname = "knxd";
  version = "0.14.73";

  src = fetchFromGitHub {
    owner = "knxd";
    repo = "knxd";
    tag = finalAttrs.version;
    hash = "sha256-rBYvwNJ8rIXGv9Hz0xTn+4cUdptdoddCCv6JvF4f1+M=";
  };

  postPatch = ''
    sed -i '2i echo ${finalAttrs.version}; exit' tools/version.sh
    sed -i '2i exit' tools/get_libfmt
  '';

  nativeBuildInputs = [
    autoreconfHook
    pkg-config
    indent
    perl
  ];

  buildInputs = [
    fmt_9
    libev
  ]
  ++ lib.optional withSystemd systemd
  ++ lib.optional withUsb libusb1
  ++ lib.optional stdenv.hostPlatform.isDarwin argp-standalone;

  configureFlags = [
    (lib.enableFeature withSystemd "systemd")
    (lib.enableFeature withUsb "usb")
  ];

  depsBuildBuild = [ buildPackages.stdenv.cc ];

  installFlags = lib.optionals withSystemd [
    "systemdsystemunitdir=$(out)/lib/systemd/system"
    "systemdsysusersdir=$(out)/lib/sysusers.d"
  ];

  meta = {
    description = "Advanced router/gateway for KNX";
    homepage = "https://github.com/knxd/knxd";
    license = lib.licenses.gpl2Plus;
    maintainers = with lib.maintainers; [ sikmir ];
    platforms = lib.platforms.unix;
  };
})