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01b71697 KP |
1 | /* Python interface to new object file loading events. |
2 | ||
28e7fd62 | 3 | Copyright (C) 2011-2013 Free Software Foundation, Inc. |
01b71697 KP |
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 | ||
d071a26b | 20 | #include "defs.h" |
01b71697 KP |
21 | #include "py-event.h" |
22 | ||
23 | static PyTypeObject new_objfile_event_object_type; | |
24 | ||
49a8461d | 25 | static PyObject * |
01b71697 KP |
26 | create_new_objfile_event_object (struct objfile *objfile) |
27 | { | |
28 | PyObject *objfile_event; | |
f1070426 | 29 | PyObject *py_objfile; |
01b71697 KP |
30 | |
31 | objfile_event = create_event_object (&new_objfile_event_object_type); | |
32 | if (!objfile_event) | |
33 | goto fail; | |
34 | ||
f1070426 TT |
35 | /* Note that objfile_to_objfile_object returns a borrowed reference, |
36 | so we don't need a decref here. */ | |
01b71697 KP |
37 | py_objfile = objfile_to_objfile_object (objfile); |
38 | if (!py_objfile || evpy_add_attribute (objfile_event, | |
39 | "new_objfile", | |
40 | py_objfile) < 0) | |
41 | goto fail; | |
42 | ||
43 | return objfile_event; | |
44 | ||
45 | fail: | |
46 | Py_XDECREF (objfile_event); | |
47 | return NULL; | |
48 | } | |
49 | ||
50 | /* Callback function which notifies observers when a new objfile event occurs. | |
51 | This function will create a new Python new_objfile event object. | |
52 | Return -1 if emit fails. */ | |
53 | ||
54 | int | |
55 | emit_new_objfile_event (struct objfile *objfile) | |
56 | { | |
57 | PyObject *event; | |
58 | ||
59 | if (evregpy_no_listeners_p (gdb_py_events.new_objfile)) | |
60 | return 0; | |
61 | ||
62 | event = create_new_objfile_event_object (objfile); | |
63 | if (event) | |
64 | return evpy_emit_event (event, gdb_py_events.new_objfile); | |
65 | return -1; | |
66 | } | |
67 | ||
68 | GDBPY_NEW_EVENT_TYPE (new_objfile, | |
69 | "gdb.NewObjFileEvent", | |
70 | "NewObjFileEvent", | |
71 | "GDB new object file event object", | |
72 | event_object_type, | |
73 | static); |