{ stdenv, fetchurl, pkgconfig , libffi, docbook_xsl, doxygen, graphviz, libxslt, xmlto , expat ? null # Build wayland-scanner (currently cannot be disabled as of 1.7.0) }: # Require the optional to be enabled until upstream fixes or removes the configure flag assert expat != null; let mkFlag = optSet: flag: if optSet then "--enable-${flag}" else "--disable-${flag}"; in with stdenv.lib; stdenv.mkDerivation rec { name = "wayland-${version}"; version = "1.7.0"; src = fetchurl { url = "http://wayland.freedesktop.org/releases/${name}.tar.xz"; sha256 = "173w0pqzk2m7hjlg15bymrx7ynxgq1ciadg03hzybxwnvfi4gsmx"; }; configureFlags = [ (mkFlag (expat != null) "scanner") ]; nativeBuildInputs = [ pkgconfig ]; buildInputs = [ libffi docbook_xsl doxygen graphviz libxslt xmlto expat ]; meta = { description = "Reference implementation of the wayland protocol"; homepage = http://wayland.freedesktop.org/; license = licenses.mit; platforms = platforms.linux; maintainers = with maintainers; [ codyopel wkennington ]; }; passthru.version = version; }