{ lib, stdenv, fetchgit, fetchpatch, autoreconfHook, pkg-config, gtk-doc, xkeyboard_config, libxml2, xorg, docbook_xsl
, glib, isocodes, gobject-introspection
, withDoc ? (stdenv.buildPlatform == stdenv.hostPlatform)
}:

stdenv.mkDerivation rec {
  pname = "libxklavier";
  version = "5.4";

  src = fetchgit {
    url = "https://gitlab.freedesktop.org/archived-projects/libxklavier.git";
    rev = "${pname}-${version}";
    sha256 = "1w1x5mrgly2ldiw3q2r6y620zgd89gk7n90ja46775lhaswxzv7a";
  };

  patches = [
    ./honor-XKB_CONFIG_ROOT.patch
  ] ++ lib.optionals stdenv.isDarwin [
    (fetchpatch {
      url = "https://gitlab.freedesktop.org/archived-projects/libxklavier/-/commit/1387c21a788ec1ea203c8392ea1460fc29d83f70.patch";
      sha256 = "sha256-fyWu7sVfDv/ozjhLSLCVsv+iNFawWgJqHUsQHHSkQn4=";
    })
  ];

  outputs = [ "out" "dev" ] ++ lib.optionals withDoc [ "devdoc" ];

  # TODO: enable xmodmap support, needs xmodmap DB
  propagatedBuildInputs = with xorg; [ libX11 libXi xkeyboard_config libxml2 libICE glib libxkbfile isocodes ];

  nativeBuildInputs = [ autoreconfHook pkg-config gtk-doc docbook_xsl gobject-introspection ];

  preAutoreconf = ''
    export NOCONFIGURE=1
    gtkdocize
  '';

  configureFlags = [
    "--with-xkb-base=${xkeyboard_config}/etc/X11/xkb"
    "--with-xkb-bin-base=${xorg.xkbcomp}/bin"
    "--disable-xmodmap-support"
    "${if withDoc then "--enable-gtk-doc" else "--disable-gtk-doc"}"
  ];

  meta = with lib; {
    description = "Library providing high-level API for X Keyboard Extension known as XKB";
    homepage = "http://freedesktop.org/wiki/Software/LibXklavier";
    license = licenses.lgpl2Plus;
    platforms = platforms.unix;
  };
}