core: introduce new stop protocol for unit scopes

By specifiy a Controller property when creating the scope a client can
specify a bus name that will be notified with a RequestStop bus signal
when the scope has been asked to shut down, instead of sending SIGTERM
to the scope processes themselves.

https://bugzilla.redhat.com/show_bug.cgi?id=1032695

1 files changed, 2 insertions, 0 deletions

diff --git a/src/core/scope.h b/src/core/scope.h
index 4d8a1714bc..014b50c765 100644
--- a/src/core/scope.h
+++ b/src/core/scope.h
@@ -55,6 +55,8 @@ struct Scope {
 
         usec_t timeout_stop_usec;
 
+        char *controller;
+
         Set *pids;
 
         sd_event_source *timer_event_source;