+# ------------------------------------------------------------------------------
+AC_ARG_WITH(firmware-path,
+ AS_HELP_STRING([--with-firmware-path=DIR[[[:DIR[...]]]]],
+ [Firmware search path (default=ROOTPREFIX/lib/firmware/updates:ROOTPREFIX/lib/firmware)]),
+ [], [with_firmware_path="$rootprefix/lib/firmware/updates:$rootprefix/lib/firmware"])
+OLD_IFS=$IFS
+IFS=:
+for i in $with_firmware_path; do
+ if test "x${FIRMWARE_PATH}" = "x"; then
+ FIRMWARE_PATH="\\\"${i}/\\\""
+ else
+ FIRMWARE_PATH="${FIRMWARE_PATH}, \\\"${i}/\\\""
+ fi
+done
+IFS=$OLD_IFS
+AC_SUBST([FIRMWARE_PATH], [$FIRMWARE_PATH])
+
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([gudev],
+ AS_HELP_STRING([--disable-gudev], [disable Gobject libudev support @<:@default=enabled@:>@]),
+ [], [enable_gudev=yes])
+AS_IF([test "x$enable_gudev" = "xyes"], [ PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.22.0 gobject-2.0 >= 2.22.0]) ])
+AM_CONDITIONAL([ENABLE_GUDEV], [test "x$enable_gudev" = "xyes"])
+
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([keymap],
+ AS_HELP_STRING([--disable-keymap], [disable keymap fixup support @<:@default=enabled@:>@]),
+ [], [enable_keymap=yes])
+AS_IF([test "x$enable_keymap" = "xyes"], [
+ AC_PATH_PROG([GPERF], [gperf])
+ if test -z "$GPERF"; then
+ AC_MSG_ERROR([gperf is needed])
+ fi
+
+ AC_CHECK_HEADER([linux/input.h], [:], AC_MSG_ERROR([kernel headers not found]))
+ AC_SUBST([INCLUDE_PREFIX], [$(echo '#include <linux/input.h>' | eval $ac_cpp -E - | sed -n '/linux\/input.h/ {s:.*"\(.*\)/linux/input.h".*:\1:; p; q}')])
+])
+AM_CONDITIONAL([ENABLE_KEYMAP], [test "x$enable_keymap" = "xyes"])
+
+# ------------------------------------------------------------------------------