{ stdenv, fetchurl, pkgconfig , libevdev, mtdev, udev , documentationSupport ? false, doxygen ? null, graphviz ? null # Documentation , eventGUISupport ? false, cairo ? null, glib ? null, gtk3 ? null # GUI event viewer support , testsSupport ? false, check ? null, valgrind ? null }: assert documentationSupport -> doxygen != null && graphviz != null; assert eventGUISupport -> cairo != null && glib != null && gtk3 != null; assert testsSupport -> check != null && valgrind != null; let mkFlag = optSet: flag: if optSet then "--enable-${flag}" else "--disable-${flag}"; in with stdenv.lib; stdenv.mkDerivation rec { name = "libinput-1.1.1"; src = fetchurl { url = "http://www.freedesktop.org/software/libinput/${name}.tar.xz"; sha256 = "05yxz3cds65zmzj98yhsrwvnkv8c7n3zs2fksjzs2fy7vlrv9qid"; }; configureFlags = [ (mkFlag documentationSupport "documentation") (mkFlag eventGUISupport "event-gui") (mkFlag testsSupport "tests") ]; nativeBuildInputs = [ pkgconfig ]; buildInputs = [ libevdev mtdev udev ] ++ optionals eventGUISupport [ cairo glib gtk3 ] ++ optionals documentationSupport [ doxygen graphviz ] ++ optionals testsSupport [ check valgrind ]; meta = { description = "Handles input devices in Wayland compositors and provides a generic X.Org input driver"; homepage = http://www.freedesktop.org/wiki/Software/libinput; license = licenses.mit; platforms = platforms.unix; maintainers = with maintainers; [ codyopel wkennington ]; }; }