gdb/python/py-continueevent.c

   1 /* Python interface to inferior continue events.
   2
   3    Copyright (C) 2009-2017 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 "defs.h"
  21 #include "py-event.h"
  22 #include "py-ref.h"
  23
  24 extern PyTypeObject continue_event_object_type
  25     CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
  26
  27 static PyObject *
  28 create_continue_event_object (void)
  29 {
  30   return create_thread_event_object (&continue_event_object_type);
  31 }
  32
  33 /* Callback function which notifies observers when a continue event occurs.
  34    This function will create a new Python continue event object.
  35    Return -1 if emit fails.  */
  36
  37 int
  38 emit_continue_event (ptid_t ptid)
  39 {
  40   if (evregpy_no_listeners_p (gdb_py_events.cont))
  41     return 0;
  42
  43   gdbpy_ref<> event (create_continue_event_object ());
  44   if (event != NULL)
  45     return evpy_emit_event (event.get (), gdb_py_events.cont);
  46   return -1;
  47 }
  48
  49 GDBPY_NEW_EVENT_TYPE (continue,
  50                       "gdb.ContinueEvent",
  51                       "ContinueEvent",
  52                       "GDB continue event object",
  53                       thread_event_object_type);