| 1 | /* Copyright (C) 2009-2014 Free Software Foundation, Inc. |
| 2 | |
| 3 | This file is part of GDB. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include "defs.h" |
| 19 | #include "py-event.h" |
| 20 | |
| 21 | /* thread events can either be thread specific or process wide. If gdb is |
| 22 | running in non-stop mode then the event is thread specific, otherwise |
| 23 | it is process wide. |
| 24 | This function returns the currently stopped thread in non-stop mode and |
| 25 | Py_None otherwise. In each case it returns a borrowed reference. */ |
| 26 | |
| 27 | static PyObject *get_event_thread (void) |
| 28 | CPYCHECKER_RETURNS_BORROWED_REF; |
| 29 | |
| 30 | static PyObject * |
| 31 | get_event_thread (void) |
| 32 | { |
| 33 | PyObject *thread = NULL; |
| 34 | |
| 35 | if (non_stop) |
| 36 | thread = (PyObject *) find_thread_object (inferior_ptid); |
| 37 | else |
| 38 | thread = Py_None; |
| 39 | |
| 40 | if (!thread) |
| 41 | { |
| 42 | PyErr_SetString (PyExc_RuntimeError, "Could not find event thread"); |
| 43 | return NULL; |
| 44 | } |
| 45 | |
| 46 | return thread; |
| 47 | } |
| 48 | |
| 49 | PyObject * |
| 50 | create_thread_event_object (PyTypeObject *py_type) |
| 51 | { |
| 52 | PyObject *thread = NULL; |
| 53 | PyObject *thread_event_obj = NULL; |
| 54 | |
| 55 | thread_event_obj = create_event_object (py_type); |
| 56 | if (!thread_event_obj) |
| 57 | goto fail; |
| 58 | |
| 59 | thread = get_event_thread (); |
| 60 | if (!thread) |
| 61 | goto fail; |
| 62 | |
| 63 | if (evpy_add_attribute (thread_event_obj, |
| 64 | "inferior_thread", |
| 65 | thread) < 0) |
| 66 | goto fail; |
| 67 | |
| 68 | return thread_event_obj; |
| 69 | |
| 70 | fail: |
| 71 | Py_XDECREF (thread_event_obj); |
| 72 | return NULL; |
| 73 | } |
| 74 | |
| 75 | GDBPY_NEW_EVENT_TYPE (thread, |
| 76 | "gdb.ThreadEvent", |
| 77 | "ThreadEvent", |
| 78 | "GDB thread event object", |
| 79 | event_object_type, |
| 80 | /*no qual*/); |