scripts: Make detect_init_style() more readable

Signed-off-by: Martin Schwenke <martin@meltin.net>

diff --git a/config/functions b/config/functions
index ccf23bdf042316290490c0f62fa6da5275058588..aa31f891030ff5a838670b81b27a053a36641038 100755 (executable)
--- a/config/functions
+++ b/config/functions
@@ -133,9 +133,10 @@ ctdb_check_args ()
 
 ##############################################################
 # determine on what type of system (init style) we are running
-detect_init_style() {
+detect_init_style()
+{
     # only do detection if not already set:
-    test "x$CTDB_INIT_STYLE" != "x" && return
+    [ -z "$CTDB_INIT_STYLE" ] || return
 
     if [ -x /sbin/startproc ]; then
         CTDB_INIT_STYLE="suse"