xref: /dragonfly/contrib/gdb-7/gdb/python/py-events.h (revision 6e278935)
1 /* Python interface to inferior events.
2 
3    Copyright (C) 2009, 2010, 2011 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 #ifndef GDB_PY_EVENTS_H
21 #define GDB_PY_EVENTS_H
22 
23 #include "defs.h"
24 #include "command.h"
25 #include "python-internal.h"
26 #include "inferior.h"
27 
28 extern PyTypeObject thread_event_object_type;
29 
30 /* Stores a list of objects to be notified when the event for which this
31    registry tracks occurs.  */
32 
33 typedef struct
34 {
35   PyObject_HEAD
36 
37   PyObject *callbacks;
38 } eventregistry_object;
39 
40 /* Struct holding references to event registries both in python and c.
41    This is meant to be a singleton.  */
42 
43 typedef struct
44 {
45   eventregistry_object *stop;
46   eventregistry_object *cont;
47   eventregistry_object *exited;
48 
49   PyObject *module;
50 
51 } events_object;
52 
53 /* Python events singleton.  */
54 events_object gdb_py_events;
55 
56 extern eventregistry_object *create_eventregistry_object (void);
57 extern int evregpy_no_listeners_p (eventregistry_object *registry);
58 
59 #endif /* GDB_PY_EVENTS_H */
60