diff options
Diffstat (limited to 'src/unit.c')
| -rw-r--r-- | src/unit.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/unit.c b/src/unit.c index 001d7659c4..d28a0a8cf7 100644 --- a/src/unit.c +++ b/src/unit.c @@ -725,6 +725,42 @@ int unit_load_fragment_and_dropin_optional(Unit *u) { return 0; } +static int unit_add_one_default_dependency(Unit *u, Unit *target) { + assert(u); + assert(target); + + if (target->meta.type != UNIT_TARGET) + return 0; + + /* Don't create loops */ + if (set_get(target->meta.dependencies[UNIT_BEFORE], u)) + return 0; + + return unit_add_dependency(target, UNIT_AFTER, u, true); +} + +static int unit_add_default_dependencies(Unit *u) { + Unit *other; + Iterator i; + int r; + + assert(u); + + SET_FOREACH(other, u->meta.dependencies[UNIT_REQUIRED_BY], i) + if ((r = unit_add_one_default_dependency(u, other)) < 0) + return r; + + SET_FOREACH(other, u->meta.dependencies[UNIT_REQUIRED_BY_OVERRIDABLE], i) + if ((r = unit_add_one_default_dependency(u, other)) < 0) + return r; + + SET_FOREACH(other, u->meta.dependencies[UNIT_WANTED_BY], i) + if ((r = unit_add_one_default_dependency(u, other)) < 0) + return r; + + return 0; +} + int unit_load(Unit *u) { int r; @@ -750,6 +786,11 @@ int unit_load(Unit *u) { goto fail; } + if (u->meta.load_state == UNIT_LOADED && + u->meta.default_dependencies) + if ((r = unit_add_default_dependencies(u)) < 0) + goto fail; + assert((u->meta.load_state != UNIT_MERGED) == !u->meta.merged_into); unit_add_to_dbus_queue(unit_follow_merge(u)); |