gdb/python/py-events.h

   1 /* Python interface to inferior events.
   2
   3    Copyright (C) 2009-2012 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 #ifndef GDB_PY_EVENTS_H
  21 #define GDB_PY_EVENTS_H
  22
  23 #include "command.h"
  24 #include "python-internal.h"
  25 #include "inferior.h"
  26
  27 extern PyTypeObject thread_event_object_type;
  28
  29 /* Stores a list of objects to be notified when the event for which this
  30    registry tracks occurs.  */
  31
  32 typedef struct
  33 {
  34   PyObject_HEAD
  35
  36   PyObject *callbacks;
  37 } eventregistry_object;
  38
  39 /* Struct holding references to event registries both in python and c.
  40    This is meant to be a singleton.  */
  41
  42 typedef struct
  43 {
  44   eventregistry_object *stop;
  45   eventregistry_object *cont;
  46   eventregistry_object *exited;
  47   eventregistry_object *new_objfile;
  48
  49   PyObject *module;
  50
  51 } events_object;
  52
  53 /* Python events singleton.  */
  54 extern 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 */