logind: implement delay inhibitor locks in addition to block inhibitor locks

This is useful to allow applications to synchronously save data before
the system is suspended or shut down.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/login/logind.h b/src/login/logind.h
index 4e9dcd5fed..2c0545206d 100644
--- a/src/login/logind.h
+++ b/src/login/logind.h
@@ -81,6 +81,14 @@ struct Manager {
         Hashmap *cgroups;
         Hashmap *session_fds;
         Hashmap *inhibitor_fds;
+
+        /* If a shutdown was delayed due to a inhibitor this contains
+           the unit name we are supposed to start after the delay is
+           over */
+        const char *delayed_shutdown;
+        usec_t delayed_shutdown_timestamp;
+
+        usec_t inhibit_delay_max;
 };
 
 enum {
@@ -132,6 +140,8 @@ DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, vo
 
 int manager_send_changed(Manager *manager, const char *properties);
 
+int manager_dispatch_delayed_shutdown(Manager *manager);
+
 /* gperf lookup function */
 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);