1 /* Copyright (C) 2009-2017 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 #include "infrun.h" 21 22 /* thread events can either be thread specific or process wide. If gdb is 23 running in non-stop mode then the event is thread specific, otherwise 24 it is process wide. 25 This function returns the currently stopped thread in non-stop mode and 26 Py_None otherwise. In each case it returns a borrowed reference. */ 27 28 static PyObject *get_event_thread (void) 29 CPYCHECKER_RETURNS_BORROWED_REF; 30 31 static PyObject * 32 get_event_thread (void) 33 { 34 PyObject *thread = NULL; 35 36 if (non_stop) 37 thread = (PyObject *) find_thread_object (inferior_ptid); 38 else 39 thread = Py_None; 40 41 if (!thread) 42 { 43 PyErr_SetString (PyExc_RuntimeError, "Could not find event thread"); 44 return NULL; 45 } 46 47 return thread; 48 } 49 50 PyObject * 51 create_thread_event_object (PyTypeObject *py_type) 52 { 53 PyObject *thread = NULL; 54 55 gdbpy_ref<> thread_event_obj (create_event_object (py_type)); 56 if (thread_event_obj == NULL) 57 return NULL; 58 59 thread = get_event_thread (); 60 if (!thread) 61 return NULL; 62 63 if (evpy_add_attribute (thread_event_obj.get (), 64 "inferior_thread", 65 thread) < 0) 66 return NULL; 67 68 return thread_event_obj.release (); 69 } 70 71 GDBPY_NEW_EVENT_TYPE (thread, 72 "gdb.ThreadEvent", 73 "ThreadEvent", 74 "GDB thread event object", 75 event_object_type); 76