1 /* Python interface to new object file loading events.
2 
3    Copyright (C) 2011-2012 Free Software Foundation, Inc.
4 
5    This file is part of GDB.
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 3 of the License, or
10    (at your option) any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    You should have received a copy of the GNU General Public License
18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19 
20 #include "py-event.h"
21 
22 static PyTypeObject new_objfile_event_object_type;
23 
24 PyObject *
25 create_new_objfile_event_object (struct objfile *objfile)
26 {
27   PyObject *objfile_event;
28   PyObject *py_objfile;
29 
30   objfile_event = create_event_object (&new_objfile_event_object_type);
31   if (!objfile_event)
32     goto fail;
33 
34   py_objfile = objfile_to_objfile_object (objfile);
35   if (!py_objfile || evpy_add_attribute (objfile_event,
36                                          "new_objfile",
37                                          py_objfile) < 0)
38     goto fail;
39 
40   return objfile_event;
41 
42  fail:
43   Py_XDECREF (objfile_event);
44   return NULL;
45 }
46 
47 /* Callback function which notifies observers when a new objfile event occurs.
48    This function will create a new Python new_objfile event object.
49    Return -1 if emit fails.  */
50 
51 int
52 emit_new_objfile_event (struct objfile *objfile)
53 {
54   PyObject *event;
55 
56   if (evregpy_no_listeners_p (gdb_py_events.new_objfile))
57     return 0;
58 
59   event = create_new_objfile_event_object (objfile);
60   if (event)
61     return evpy_emit_event (event, gdb_py_events.new_objfile);
62   return -1;
63 }
64 
65 GDBPY_NEW_EVENT_TYPE (new_objfile,
66                       "gdb.NewObjFileEvent",
67                       "NewObjFileEvent",
68                       "GDB new object file event object",
69                       event_object_type,
70                       static);
71