update: added update_global_init() and update_global_finish()

Those two functions are called when MPD starts and exits.  It allows
the update library to perform global initialization and
deinitialization.  The implementations are currently empty.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/update.c b/src/update.c
index 8abc15f64..b4f02d59c 100644
--- a/src/update.c
+++ b/src/update.c
@@ -580,3 +580,11 @@ void reap_update_task(void)
 		progress = UPDATE_PROGRESS_IDLE;
 	}
 }
+
+void update_global_init(void)
+{
+}
+
+void update_global_finish(void)
+{
+}