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01b71697 KP |
1 | /* Python interface to new object file loading events. |
2 | ||
e2882c85 | 3 | Copyright (C) 2011-2018 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 | ||
d98fc15b | 23 | static gdbpy_ref<> |
01b71697 KP |
24 | create_new_objfile_event_object (struct objfile *objfile) |
25 | { | |
7780f186 | 26 | gdbpy_ref<> objfile_event |
d98fc15b | 27 | = create_event_object (&new_objfile_event_object_type); |
abf5651e TT |
28 | if (objfile_event == NULL) |
29 | return NULL; | |
01b71697 | 30 | |
f1070426 TT |
31 | /* Note that objfile_to_objfile_object returns a borrowed reference, |
32 | so we don't need a decref here. */ | |
d98fc15b | 33 | PyObject *py_objfile = objfile_to_objfile_object (objfile); |
abf5651e | 34 | if (!py_objfile || evpy_add_attribute (objfile_event.get (), |
01b71697 KP |
35 | "new_objfile", |
36 | py_objfile) < 0) | |
abf5651e | 37 | return NULL; |
01b71697 | 38 | |
d98fc15b | 39 | return objfile_event; |
01b71697 KP |
40 | } |
41 | ||
42 | /* Callback function which notifies observers when a new objfile event occurs. | |
43 | This function will create a new Python new_objfile event object. | |
44 | Return -1 if emit fails. */ | |
45 | ||
46 | int | |
47 | emit_new_objfile_event (struct objfile *objfile) | |
48 | { | |
01b71697 KP |
49 | if (evregpy_no_listeners_p (gdb_py_events.new_objfile)) |
50 | return 0; | |
51 | ||
d98fc15b | 52 | gdbpy_ref<> event = create_new_objfile_event_object (objfile); |
abf5651e TT |
53 | if (event != NULL) |
54 | return evpy_emit_event (event.get (), gdb_py_events.new_objfile); | |
01b71697 KP |
55 | return -1; |
56 | } | |
57 | ||
4ffbba72 DE |
58 | \f |
59 | /* Subroutine of emit_clear_objfiles_event to simplify it. */ | |
60 | ||
d98fc15b | 61 | static gdbpy_ref<> |
4ffbba72 DE |
62 | create_clear_objfiles_event_object (void) |
63 | { | |
7780f186 | 64 | gdbpy_ref<> objfile_event |
d98fc15b | 65 | = create_event_object (&clear_objfiles_event_object_type); |
abf5651e TT |
66 | if (objfile_event == NULL) |
67 | return NULL; | |
4ffbba72 DE |
68 | |
69 | /* Note that pspace_to_pspace_object returns a borrowed reference, | |
70 | so we don't need a decref here. */ | |
d98fc15b | 71 | PyObject *py_progspace = pspace_to_pspace_object (current_program_space); |
abf5651e | 72 | if (!py_progspace || evpy_add_attribute (objfile_event.get (), |
4ffbba72 DE |
73 | "progspace", |
74 | py_progspace) < 0) | |
abf5651e | 75 | return NULL; |
4ffbba72 | 76 | |
d98fc15b | 77 | return objfile_event; |
4ffbba72 DE |
78 | } |
79 | ||
80 | /* Callback function which notifies observers when the "clear objfiles" | |
81 | event occurs. | |
82 | This function will create a new Python clear_objfiles event object. | |
83 | Return -1 if emit fails. */ | |
84 | ||
85 | int | |
86 | emit_clear_objfiles_event (void) | |
87 | { | |
4ffbba72 DE |
88 | if (evregpy_no_listeners_p (gdb_py_events.clear_objfiles)) |
89 | return 0; | |
90 | ||
d98fc15b | 91 | gdbpy_ref<> event = create_clear_objfiles_event_object (); |
abf5651e TT |
92 | if (event != NULL) |
93 | return evpy_emit_event (event.get (), gdb_py_events.clear_objfiles); | |
4ffbba72 DE |
94 | return -1; |
95 | } |