gdb/python: Use copy-initialization more when possible

gdb/ChangeLog:
2018-08-24  Pedro Alves  <palves@redhat.com>

	* python/py-bpevent.c (create_breakpoint_event_object): Use
	copy-initialization.
	* python/py-continueevent.c (emit_continue_event): Use
	copy-initialization.
	* python/py-exitedevent.c (create_exited_event_object): Return a
	gdbpy_ref<>.
	(emit_exited_event): Use copy-initialization.
	* python/py-inferior.c (python_new_inferior)
	(python_inferior_deleted, add_thread_object): Use
	copy-initialization.
	* python/py-infevents.c (create_inferior_call_event_object)
	(create_register_changed_event_object)
	(create_memory_changed_event_object): Return a gdbpy_ref<>.
	(emit_inferior_call_event, emit_memory_changed_event)
	(emit_register_changed_event): Use copy-initialization.
	* python/py-newobjfileevent.c (create_new_objfile_event_object):
	Return a gdbpy_ref<>.
	(emit_new_objfile_event): Use copy-initialization.
	(create_clear_objfiles_event_object): Return a gdbpy_ref<>.
	(emit_clear_objfiles_event): Use copy-initialization.
	* python/py-signalevent.c (create_signal_event_object): Use
	copy-initialization.
	* python/py-threadevent.c (create_thread_event_object): Use
	copy-initialization.

1 files changed, 4 insertions, 4 deletions

diff --git a/gdb/python/py-exitedevent.c b/gdb/python/py-exitedevent.c
index 6a7c9f5..22c095c 100644
--- a/gdb/python/py-exitedevent.c
+++ b/gdb/python/py-exitedevent.c
@@ -20,10 +20,10 @@
 #include "defs.h"
 #include "py-event.h"
 
-static PyObject *
+static gdbpy_ref<>
 create_exited_event_object (const LONGEST *exit_code, struct inferior *inf)
 {
-  gdbpy_ref<> exited_event (create_event_object (&exited_event_object_type));
+  gdbpy_ref<> exited_event = create_event_object (&exited_event_object_type);
 
   if (exited_event == NULL)
     return NULL;
@@ -45,7 +45,7 @@ create_exited_event_object (const LONGEST *exit_code, struct inferior *inf)
 					     (PyObject *) inf_obj.get ()) < 0)
     return NULL;
 
-  return exited_event.release ();
+  return exited_event;
 }
 
 /* Callback that is used when an exit event occurs.  This function
@@ -57,7 +57,7 @@ emit_exited_event (const LONGEST *exit_code, struct inferior *inf)
   if (evregpy_no_listeners_p (gdb_py_events.exited))
     return 0;
 
-  gdbpy_ref<> event (create_exited_event_object (exit_code, inf));
+  gdbpy_ref<> event = create_exited_event_object (exit_code, inf);
 
   if (event != NULL)
     return evpy_emit_event (event.get (), gdb_py_events.exited);