diff options
Diffstat (limited to 'src/target.c')
| -rw-r--r-- | src/target.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/src/target.c b/src/target.c index fba99568a3..f8df6fb757 100644 --- a/src/target.c +++ b/src/target.c @@ -50,6 +50,46 @@ static void target_set_state(Target *t, TargetState state) { unit_notify(UNIT(t), state_translation_table[old_state], state_translation_table[state]); } +static int target_add_default_dependencies(Target *t) { + Iterator i; + Unit *other; + int r; + + /* Imply ordering for requirement dependencies + * on target units. */ + + SET_FOREACH(other, t->meta.dependencies[UNIT_REQUIRES], i) + if ((r = unit_add_dependency(UNIT(t), UNIT_AFTER, other, true)) < 0) + return r; + SET_FOREACH(other, t->meta.dependencies[UNIT_REQUIRES_OVERRIDABLE], i) + if ((r = unit_add_dependency(UNIT(t), UNIT_AFTER, other, true)) < 0) + return r; + SET_FOREACH(other, t->meta.dependencies[UNIT_WANTS], i) + if ((r = unit_add_dependency(UNIT(t), UNIT_AFTER, other, true)) < 0) + return r; + + return 0; +} + +static int target_load(Unit *u) { + Target *t = TARGET(u); + int r; + + assert(t); + + if ((r = unit_load_fragment_and_dropin(u)) < 0) + return r; + + /* This is a new unit? Then let's add in some extras */ + if (u->meta.load_state == UNIT_LOADED) { + if (u->meta.default_dependencies) + if ((r = target_add_default_dependencies(t)) < 0) + return r; + } + + return 0; +} + static int target_coldplug(Unit *u) { Target *t = TARGET(u); @@ -177,7 +217,7 @@ DEFINE_STRING_TABLE_LOOKUP(target_state, TargetState); const UnitVTable target_vtable = { .suffix = ".target", - .load = unit_load_fragment_and_dropin, + .load = target_load, .coldplug = target_coldplug, .dump = target_dump, |