From af9464b0f2bd61c07e5b29f0916b363e4506e013 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Wed, 19 Dec 2012 15:03:45 +0100
Subject: [PATCH] build: Don't create empty udev rules.d directory

When UDEV_DIR is empty it will create "/rules.d" directory which is
not desired. So check for enabled HID2HCI support before installing
any udev rules.
---
 Makefile.am | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index a482b544c..fbabf022f 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -174,20 +174,16 @@ test_scripts =
 include Makefile.tools
 include Makefile.obexd
 
+if HID2HCI
 rulesdir = @UDEV_DIR@/rules.d
 
-udev_files =
+rules_DATA = tools/97-hid2hci.rules
 
-if HID2HCI
-udev_files += tools/hid2hci.rules
+CLEANFILES += $(rules_DATA)
 endif
 
 EXTRA_DIST += tools/hid2hci.rules
 
-rules_DATA = $(foreach file,$(udev_files), tools/97-$(notdir $(file)))
-
-CLEANFILES += $(rules_DATA)
-
 if TEST
 testdir = $(pkglibdir)/test
 test_SCRIPTS = $(test_scripts)
-- 
2.47.3