1/* GNU Objective C Runtime internal declarations
2   Copyright (C) 1993, 1995, 1996, 1997, 2002, 2004 Free Software Foundation, Inc.
3   Contributed by Kresten Krab Thorup
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under the
8terms of the GNU General Public License as published by the Free Software
9Foundation; either version 2, or (at your option) any later version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
14details.
15
16You should have received a copy of the GNU General Public License along with
17GCC; see the file COPYING.  If not, write to the Free Software
18Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
19
20/* As a special exception, if you link this library with files compiled with
21   GCC to produce an executable, this does not cause the resulting executable
22   to be covered by the GNU General Public License. This exception does not
23   however invalidate any other reasons why the executable file might be
24   covered by the GNU General Public License.  */
25
26#ifndef __objc_runtime_INCLUDE_GNU
27#define __objc_runtime_INCLUDE_GNU
28
29#include <stdarg.h>		/* for varargs and va_list's */
30
31#include <stdio.h>
32#include <ctype.h>
33
34#include <stddef.h>		/* so noone else will get system versions */
35#include <assert.h>
36
37#include "objc.h"		/* core data types */
38#include "objc-api.h"		/* runtime api functions */
39
40#include "thr.h"		/* thread and mutex support */
41
42#include "hash.h"		/* hash structures */
43#include "objc-list.h"		/* linear lists */
44
45#ifdef __cplusplus
46extern "C" {
47#endif /* __cplusplus */
48
49extern void __objc_add_class_to_hash(Class);   /* (objc-class.c) */
50extern void __objc_init_selector_tables(void); /* (objc-sel.c) */
51extern void __objc_init_class_tables(void);    /* (objc-class.c) */
52extern void __objc_init_dispatch_tables(void); /* (objc-dispatch.c) */
53extern void __objc_install_premature_dtable(Class); /* (objc-dispatch.c) */
54extern void __objc_resolve_class_links(void);  /* (objc-class.c) */
55extern void __objc_register_selectors_from_class(Class); /* (objc-sel.c) */
56extern void __objc_register_selectors_from_list (MethodList_t); /* (selector.c) */
57extern void __objc_update_dispatch_table_for_class (Class);/* (objc-msg.c) */
58
59extern int  __objc_init_thread_system(void);    /* thread.c */
60extern int  __objc_fini_thread_system(void);    /* thread.c */
61extern void __objc_print_dtable_stats(void);    /* sendmsg.c */
62
63extern void class_add_method_list(Class, MethodList_t);
64
65/* Registering instance methods as class methods for root classes */
66extern void __objc_register_instance_methods_to_class(Class);
67extern Method_t search_for_method_in_list(MethodList_t list, SEL op);
68
69/* True when class links has been resolved */
70extern BOOL __objc_class_links_resolved;
71
72/* Number of selectors stored in each of the selector  tables */
73extern unsigned int __objc_selector_max_index;
74
75/* Mutex locking __objc_selector_max_index and its arrays. */
76extern objc_mutex_t __objc_runtime_mutex;
77
78/* Number of threads which are alive. */
79extern int __objc_runtime_threads_alive;
80
81#ifdef DEBUG
82#define DEBUG_PRINTF(format, args...) printf (format, ## args)
83#else
84#define DEBUG_PRINTF(format, args...)
85#endif
86
87BOOL __objc_responds_to (id object, SEL sel); /* for internal use only! */
88SEL  __sel_register_typed_name (const char*, const char*,
89				struct objc_selector*, BOOL is_const);
90extern void __objc_generate_gc_type_description (Class);
91
92#ifdef __cplusplus
93}
94#endif /* __cplusplus */
95
96#endif /* not __objc_runtime_INCLUDE_GNU */
97