Fix the daemon test when running it as root.

testsuite/rsync.fns

@@ -256,6 +256,17 @@ build_rsyncd_conf() {
     logfile="$scratchdir/rsyncd.log"
     hostname=`uname -n`
 
+    uid_setting='uid = 0'
+    gid_setting='gid = 0'
+    case `id -u` in
+    0) ;;
+    *)
+	# Non-root cannot specify uid & gid settings
+	uid_setting="#$uid_setting"
+	gid_setting="#$gid_setting"
+	;;
+    esac
+
     cat >"$conf" <<EOF
 # rsyncd configuration file autogenerated by $0
 
@@ -268,8 +279,8 @@ log format = %i %h [%a] %m (%u) %l %f%L
 transfer logging = yes
 exclude = ? foobar.baz
 max verbosity = 4
-#uid = 0
-#gid = 0
+$uid_setting
+$gid_setting
 
 [test-from]
 	path = $fromdir