{ stdenv, fetchurl, pkgconfig, systemd ? null, libobjc, IOKit }: stdenv.mkDerivation rec { name = "libusb-1.0.20"; src = fetchurl { url = "mirror://sourceforge/libusb/${name}.tar.bz2"; sha256 = "1zzp6hc7r7m3gl6zjbmzn92zkih4664cckaf49l1g5hapa8721fb"; }; outputs = [ "out" "dev" ]; # get rid of propagating systemd closure buildInputs = [ pkgconfig ]; propagatedBuildInputs = stdenv.lib.optional stdenv.isLinux systemd ++ stdenv.lib.optionals stdenv.isDarwin [ libobjc IOKit ]; NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isLinux "-lgcc_s"; preFixup = stdenv.lib.optionalString stdenv.isLinux '' sed 's,-ludev,-L${systemd.lib}/lib -ludev,' -i $out/lib/libusb-1.0.la ''; meta = { homepage = http://www.libusb.info; description = "User-space USB library"; platforms = stdenv.lib.platforms.unix; maintainers = [ stdenv.lib.maintainers.urkud ]; }; }