sd-event: introduce concept of "floating" event sources

These are the counterpart of "floating" bus slots, i.e. event sources
that are bound to the lifetime of the event object itself, and thus
don't require an explicit reference to be kept.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/libsystemd/sd-bus/bus-internal.h b/src/libsystemd/sd-bus/bus-internal.h
index 042d352261..d1183d69c4 100644
--- a/src/libsystemd/sd-bus/bus-internal.h
+++ b/src/libsystemd/sd-bus/bus-internal.h
@@ -126,7 +126,6 @@ struct vtable_member {
 };
 
 typedef enum BusSlotType {
-        _BUS_SLOT_DISCONNECTED,
         BUS_REPLY_CALLBACK,
         BUS_FILTER_CALLBACK,
         BUS_MATCH_CALLBACK,
@@ -134,14 +133,15 @@ typedef enum BusSlotType {
         BUS_NODE_ENUMERATOR,
         BUS_NODE_VTABLE,
         BUS_NODE_OBJECT_MANAGER,
+        _BUS_SLOT_INVALID = -1,
 } BusSlotType;
 
 struct sd_bus_slot {
         unsigned n_ref;
         sd_bus *bus;
         void *userdata;
-        BusSlotType type;
-        bool floating;
+        BusSlotType type:5;
+        bool floating:1;
 
         LIST_FIELDS(sd_bus_slot, slots);