Fix screensaver deadlock if terminating as soon the interface is created - closes...

[vlc] / src / misc / objects.c

diff --git a/src/misc/objects.c b/src/misc/objects.c
index 79a64d203bc75c6ce5f5e25531631491a2c6ca12..695b8e7086986f36d67f4f1b37c81c315e454fac 100644 (file)
--- a/src/misc/objects.c
+++ b/src/misc/objects.c
@@ -552,6 +552,36 @@ int __vlc_object_timedwait( vlc_object_t *obj, mtime_t deadline )
 }
 
 
+/**
+ * Checks whether an object has been "killed".
+ * The object lock must be held.
+ *
+ * Typical code for an object thread could be:
+ *
+   vlc_object_lock (self);
+   ...initialization...
+   while (vlc_object_alive (self))
+   {
+       ...preprocessing...
+
+       if (vlc_object_wait (self))
+           continue;
+
+       ...postprocessing...
+   }
+   ...deinitialization...
+   vlc_object_unlock (self);
+ *
+ *
+ * @return true iff the object has not been killed yet
+ */
+vlc_bool_t __vlc_object_alive( vlc_object_t *obj )
+{
+    vlc_assert_locked( &obj->object_lock );
+    return !obj->b_die;
+}
+
+
 /**
  * Signals an object for which the lock is held.
  */