X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=inline;f=target.c;h=f34ba0c36df696b06642ddf608e7fe98b3f9cae6;hb=b9f49ee478fdc06c45092f208f1dddd23680ab13;hp=748dfeef1a281be946622f05db07aada1454223d;hpb=ba3895027eaba2814d980f4c02420ca553e8c39c;p=elogind.git
diff --git a/target.c b/target.c
index 748dfeef1..f34ba0c36 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 .
+***/
+
+#include
+#include
+
#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;
@@ -64,6 +89,35 @@ static UnitActiveState target_active_state(Unit *u) {
return state_translation_table[TARGET(u)->state];
}
+int target_get_runlevel(Target *t) {
+
+ static const struct {
+ const char *special;
+ const int runlevel;
+ } table[] = {
+ { SPECIAL_RUNLEVEL5_TARGET, '5' },
+ { SPECIAL_RUNLEVEL4_TARGET, '4' },
+ { SPECIAL_RUNLEVEL3_TARGET, '3' },
+ { SPECIAL_RUNLEVEL2_TARGET, '2' },
+ { SPECIAL_RUNLEVEL1_TARGET, '1' },
+ { SPECIAL_RUNLEVEL0_TARGET, '0' },
+ { SPECIAL_RUNLEVEL6_TARGET, '6' },
+ };
+
+ unsigned i;
+
+ assert(t);
+
+ /* Tries to determine if this is a SysV runlevel and returns
+ * it if that is so. */
+
+ for (i = 0; i < ELEMENTSOF(table); i++)
+ if (unit_has_name(UNIT(t), table[i].special))
+ return table[i].runlevel;
+
+ return 0;
+}
+
const UnitVTable target_vtable = {
.suffix = ".target",