{ stdenv, lib, fetchurl, pkg-config, systemd ? null, libobjc, IOKit, fetchpatch }: stdenv.mkDerivation rec { name = "libusb-1.0.19"; src = fetchurl { url = "mirror://sourceforge/libusb/${name}.tar.bz2"; sha256 = "0h38p9rxfpg9vkrbyb120i1diq57qcln82h5fr7hvy82c20jql3c"; }; outputs = [ "out" "dev" ]; # get rid of propagating systemd closure buildInputs = [ pkg-config ]; propagatedBuildInputs = lib.optional stdenv.isLinux systemd ++ lib.optionals stdenv.isDarwin [ libobjc IOKit ]; patches = [ (fetchpatch { name = "libusb.stdfu.patch"; url = "https://raw.githubusercontent.com/axoloti/axoloti/1.0.12/platform_linux/src/libusb.stdfu.patch"; sha256 = "194j7j61i4q6x0ihm9ms8dxd4vliw20n2rj6cm9h17qzdl9xr33d"; }) ]; NIX_LDFLAGS = lib.optionalString stdenv.isLinux "-lgcc_s"; preFixup = lib.optionalString stdenv.isLinux '' sed 's,-ludev,-L${lib.getLib systemd}/lib -ludev,' -i $out/lib/libusb-1.0.la ''; meta = with lib; { homepage = "http://www.libusb.info"; description = "User-space USB library"; platforms = platforms.unix; license = licenses.lgpl21; }; }