|
111
|
1 /* GNU Objective C Runtime selector implementation - Private functions
|
|
131
|
2 Copyright (C) 2010-2018 Free Software Foundation, Inc.
|
|
111
|
3 Contributed by Nicola Pero <nicola.pero@meta-innovation.com>
|
|
|
4
|
|
|
5 This file is part of GCC.
|
|
|
6
|
|
|
7 GCC is free software; you can redistribute it and/or modify it under the
|
|
|
8 terms of the GNU General Public License as published by the Free Software
|
|
|
9 Foundation; either version 3, or (at your option) any later version.
|
|
|
10
|
|
|
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
|
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
|
13 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
|
14 details.
|
|
|
15
|
|
|
16 Under Section 7 of GPL version 3, you are granted additional
|
|
|
17 permissions described in the GCC Runtime Library Exception, version
|
|
|
18 3.1, as published by the Free Software Foundation.
|
|
|
19
|
|
|
20 You should have received a copy of the GNU General Public License and
|
|
|
21 a copy of the GCC Runtime Library Exception along with this program;
|
|
|
22 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
|
23 <http://www.gnu.org/licenses/>. */
|
|
|
24
|
|
|
25 #ifndef __objc_private_selector_INCLUDE_GNU
|
|
|
26 #define __objc_private_selector_INCLUDE_GNU
|
|
|
27
|
|
|
28 /* Private runtime functions that may go away or be rewritten or
|
|
|
29 replaced. */
|
|
|
30
|
|
|
31 /* Definition of a selector. Selectors themselves are not unique, but
|
|
|
32 the sel_id is a unique identifier. */
|
|
|
33 struct objc_selector
|
|
|
34 {
|
|
|
35 void *sel_id;
|
|
|
36 const char *sel_types;
|
|
|
37 };
|
|
|
38
|
|
|
39 /* An inline, fast version of sel_isEqual(). */
|
|
|
40 inline static BOOL
|
|
|
41 sel_eq (SEL s1, SEL s2)
|
|
|
42 {
|
|
|
43 if (s1 == 0 || s2 == 0)
|
|
|
44 return s1 == s2;
|
|
|
45 else
|
|
|
46 return s1->sel_id == s2->sel_id;
|
|
|
47 }
|
|
|
48
|
|
|
49 /* Number of selectors stored in each of the selector tables. */
|
|
|
50 extern unsigned int __objc_selector_max_index;
|
|
|
51
|
|
|
52 /* Initialize the selector tables. This must be called by init.c. */
|
|
|
53 void __objc_init_selector_tables(void);
|
|
|
54
|
|
|
55 /* Various private functions to register selectors. */
|
|
|
56 void __objc_register_selectors_from_class(Class);
|
|
|
57 void __objc_register_selectors_from_list (struct objc_method_list *);
|
|
|
58 void __objc_register_selectors_from_description_list
|
|
|
59 (struct objc_method_description_list *method_list);
|
|
|
60 void __objc_register_selectors_from_module (struct objc_selector *selectors);
|
|
|
61
|
|
|
62 /* Return whether a selector is mapped or not ("mapped" meaning that
|
|
|
63 it has been inserted into the selector table). This is private as
|
|
|
64 only the runtime should ever encounter or need to know about
|
|
|
65 unmapped selectors. */
|
|
|
66 BOOL sel_is_mapped (SEL aSel);
|
|
|
67
|
|
|
68 /* Return selector representing name without registering it if it
|
|
|
69 doesn't exist. Typically used internally by the runtime when it's
|
|
|
70 looking up methods that may or may not exist (such as +initialize)
|
|
|
71 in the most efficient way. */
|
|
|
72 SEL
|
|
|
73 sel_get_any_uid (const char *name);
|
|
|
74
|
|
|
75 #endif /* not __objc_private_selector_INCLUDE_GNU */
|
