build: Add option for providing the udev directory

diff --git a/configure.ac b/configure.ac
index 354c8fa..e71dc34 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -127,23 +127,23 @@ if (test "${enable_tools}" != "no" && test "${enable_udev}" != "no"); then
        AC_CHECK_LIB(udev, udev_hwdb_new,
                AC_DEFINE(HAVE_UDEV_HWDB_NEW, 1,
                        [Define to 1 if you have the udev_hwdb_new() function.]))
-       UDEV_DATADIR="`$PKG_CONFIG --variable=udevdir udev`"
-       if (test -z "${UDEV_DATADIR}"); then
-               UDEV_DATADIR="${sysconfdir}/udev/rules.d"
-       else
-               UDEV_DATADIR="${UDEV_DATADIR}/rules.d"
-       fi
-       AC_SUBST(UDEV_DATADIR)
-       UDEV_DIR="`$PKG_CONFIG --variable=udevdir udev`"
-       if (test -z "${UDEV_DIR}"); then
-               UDEV_DIR="${libdir}/udev"
-       fi
-       AC_SUBST(UDEV_DIR)
 fi
 AC_SUBST(UDEV_CFLAGS)
 AC_SUBST(UDEV_LIBS)
 AM_CONDITIONAL(UDEV, test "${enable_udev}" != "no")
 
+AC_ARG_WITH([udevdir], AC_HELP_STRING([--with-udevdir=DIR],
+                       [path to udev directory]), [path_udevdir=${withval}])
+if (test "${enable_udev}" != "no" && test -z "${path_udevdir}"); then
+       AC_MSG_CHECKING([udev directory])
+       path_udevdir="`$PKG_CONFIG --variable=udevdir udev`"
+       if (test -z "${path_udevdir}"); then
+               AC_MSG_ERROR(udev directory is required)
+       fi
+       AC_MSG_RESULT([${path_udevdir}])
+       AC_SUBST(UDEV_DIR, [${path_udevdir}])
+fi
+
 AM_CONDITIONAL(HID2HCI, test "${enable_tools}" != "no" &&
                test "${enable_udev}" != "no" && test "${enable_usb}" != "no")