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, 13 insertions, 2 deletions

diff --git a/src/login/logind-inhibit.h b/src/login/logind-inhibit.h
index 1d47cfc68d..823af39918 100644
--- a/src/login/logind-inhibit.h
+++ b/src/login/logind-inhibit.h
@@ -37,6 +37,13 @@ typedef enum InhibitWhat {
         _INHIBIT_WHAT_INVALID = -1
 } InhibitWhat;
 
+typedef enum InhibitMode {
+        INHIBIT_BLOCK,
+        INHIBIT_DELAY,
+        _INHIBIT_MODE_MAX,
+        _INHIBIT_MODE_INVALID = -1
+} InhibitMode;
+
 struct Inhibitor {
         Manager *manager;
 
@@ -48,6 +55,7 @@ struct Inhibitor {
         InhibitWhat what;
         char *who;
         char *why;
+        InhibitMode mode;
 
         pid_t pid;
         uid_t uid;
@@ -70,10 +78,13 @@ int inhibitor_stop(Inhibitor *i);
 int inhibitor_create_fifo(Inhibitor *i);
 void inhibitor_remove_fifo(Inhibitor *i);
 
-InhibitWhat manager_inhibit_what(Manager *m);
-bool manager_is_inhibited(Manager *m, InhibitWhat w, dual_timestamp *since);
+InhibitWhat manager_inhibit_what(Manager *m, InhibitMode mm);
+bool manager_is_inhibited(Manager *m, InhibitWhat w, InhibitMode mm, dual_timestamp *since);
 
 const char *inhibit_what_to_string(InhibitWhat k);
 InhibitWhat inhibit_what_from_string(const char *s);
 
+const char *inhibit_mode_to_string(InhibitMode k);
+InhibitMode inhibit_mode_from_string(const char *s);
+
 #endif