{ stdenv , fetchurl , pkgconfig , enableSystemd ? stdenv.isLinux && !stdenv.hostPlatform.isMusl , systemd ? null , libobjc , IOKit , withStatic ? false }: assert enableSystemd -> systemd != null; stdenv.mkDerivation (rec { pname = "libusb"; version = "1.0.23"; src = fetchurl { url = "https://github.com/${pname}/${pname}/releases/download/v${version}/${pname}-${version}.tar.bz2"; sha256 = "13dd2a9x290d1q8nb1lqiaf36grcvns5ripk5k2xm0lajmpc04fv"; }; outputs = [ "out" "dev" ]; # get rid of propagating systemd closure nativeBuildInputs = [ pkgconfig ]; propagatedBuildInputs = stdenv.lib.optional enableSystemd systemd ++ stdenv.lib.optionals stdenv.isDarwin [ libobjc IOKit ]; NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isLinux "-lgcc_s"; preFixup = stdenv.lib.optionalString stdenv.isLinux '' sed 's,-ludev,-L${stdenv.lib.getLib systemd}/lib -ludev,' -i $out/lib/libusb-1.0.la ''; meta = with stdenv.lib; { homepage = "https://libusb.info/"; repositories.git = "https://github.com/libusb/libusb"; description = "cross-platform user-mode USB device library"; longDescription = '' libusb is a cross-platform user-mode library that provides access to USB devices. ''; platforms = platforms.all; license = licenses.lgpl21Plus; maintainers = [ ]; }; } // stdenv.lib.optionalAttrs withStatic { # Carefully added here to avoid a mass rebuild. # Inline this the next time this package changes. dontDisableStatic = withStatic; })