***/
#include <errno.h>
+#include <signal.h>
#include "unit.h"
#include "target.h"
[TARGET_ACTIVE] = "active"
};
-static int target_init(Unit *u) {
- int r;
- assert(u);
-
- /* Make sure this config file actually exists */
-
- if ((r = unit_load_fragment_and_dropin(u)) <= 0)
- return r < 0 ? r : -ENOENT;
-
- return 0;
-}
-
static void target_dump(Unit *u, FILE *f, const char *prefix) {
Target *t = TARGET(u);
TargetState old_state;
assert(t);
+ if (state == t->state)
+ return;
+
old_state = t->state;
t->state = state;
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",
- .init = target_init,
+ .init = unit_load_fragment_and_dropin,
.dump = target_dump,