X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=target.c;h=c80c09d546b62a46bb97bcb3d65a99a850971443;hp=748dfeef1a281be946622f05db07aada1454223d;hb=f6ff8c29caeeec3d1f1164be73f87d867d8f1b18;hpb=ba3895027eaba2814d980f4c02420ca553e8c39c

diff --git a/target.c b/target.c
index 748dfeef1..c80c09d54 100644
--- a/target.c
+++ b/target.c
@@ -1,5 +1,27 @@
 /*-*- Mode: C; c-basic-offset: 8 -*-*/
 
+/***
+  This file is part of systemd.
+
+  Copyright 2010 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <errno.h>
+#include <signal.h>
+
 #include "unit.h"
 #include "target.h"
 #include "load-fragment.h"
@@ -30,6 +52,9 @@ static void target_set_state(Target *t, TargetState state) {
         TargetState old_state;
         assert(t);
 
+        if (state == t->state)
+                return;
+
         old_state = t->state;
         t->state = state;