/* Python interface to inferior stop events. Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "py-stopevent.h" PyObject * create_stop_event_object (PyTypeObject *py_type) { PyObject *stop_event_obj = create_thread_event_object (py_type); if (!stop_event_obj) goto fail; return stop_event_obj; fail: Py_XDECREF (stop_event_obj); return NULL; } /* Callback observers when a stop event occurs. This function will create a new Python stop event object. If only a specific thread is stopped the thread object of the event will be set to that thread. Otherwise, if all threads are stopped thread object will be set to None. return 0 if the event was created and emitted successfully otherwise returns -1. */ int emit_stop_event (struct bpstats *bs, enum target_signal stop_signal) { PyObject *stop_event_obj = NULL; /* Appease GCC warning. */ if (evregpy_no_listeners_p (gdb_py_events.stop)) return 0; if (bs && bs->breakpoint_at && bs->breakpoint_at->py_bp_object) { stop_event_obj = create_breakpoint_event_object ((PyObject *) bs ->breakpoint_at ->py_bp_object); if (!stop_event_obj) goto fail; } /* Check if the signal is "Signal 0" or "Trace/breakpoint trap". */ if (stop_signal != TARGET_SIGNAL_0 && stop_signal != TARGET_SIGNAL_TRAP) { stop_event_obj = create_signal_event_object (stop_signal); if (!stop_event_obj) goto fail; } /* If all fails emit an unknown stop event. All event types should be known and this should eventually be unused. */ if (!stop_event_obj) { stop_event_obj = create_stop_event_object (&stop_event_object_type); if (!stop_event_obj) goto fail; } return evpy_emit_event (stop_event_obj, gdb_py_events.stop); fail: return -1; } GDBPY_NEW_EVENT_TYPE (stop, "gdb.StopEvent", "StopEvent", "GDB stop event object", thread_event_object_type, /*no qual*/);