X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=target.c;fp=target.c;h=f34ba0c36df696b06642ddf608e7fe98b3f9cae6;hb=e293f0f07d0dcff74acf756a2b88d7bd949257a7;hp=c80c09d546b62a46bb97bcb3d65a99a850971443;hpb=11857f8daf5a6336865844dedff365f9fa22c8f4;p=elogind.git

diff --git a/target.c b/target.c
index c80c09d54..f34ba0c36 100644
--- a/target.c
+++ b/target.c
@@ -89,6 +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",