1 /* Python interface to new object file loading events. 2 3 Copyright (C) 2011-2014 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 23 static PyTypeObject new_objfile_event_object_type 24 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object"); 25 26 static PyObject * 27 create_new_objfile_event_object (struct objfile *objfile) 28 { 29 PyObject *objfile_event; 30 PyObject *py_objfile; 31 32 objfile_event = create_event_object (&new_objfile_event_object_type); 33 if (!objfile_event) 34 goto fail; 35 36 /* Note that objfile_to_objfile_object returns a borrowed reference, 37 so we don't need a decref here. */ 38 py_objfile = objfile_to_objfile_object (objfile); 39 if (!py_objfile || evpy_add_attribute (objfile_event, 40 "new_objfile", 41 py_objfile) < 0) 42 goto fail; 43 44 return objfile_event; 45 46 fail: 47 Py_XDECREF (objfile_event); 48 return NULL; 49 } 50 51 /* Callback function which notifies observers when a new objfile event occurs. 52 This function will create a new Python new_objfile event object. 53 Return -1 if emit fails. */ 54 55 int 56 emit_new_objfile_event (struct objfile *objfile) 57 { 58 PyObject *event; 59 60 if (evregpy_no_listeners_p (gdb_py_events.new_objfile)) 61 return 0; 62 63 event = create_new_objfile_event_object (objfile); 64 if (event) 65 return evpy_emit_event (event, gdb_py_events.new_objfile); 66 return -1; 67 } 68 69 GDBPY_NEW_EVENT_TYPE (new_objfile, 70 "gdb.NewObjFileEvent", 71 "NewObjFileEvent", 72 "GDB new object file event object", 73 event_object_type, 74 static); 75