1/* GNU Objective C Runtime internal declarations
2   Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
3   Contributed by Kresten Krab Thorup
4
5This file is part of GNU CC.
6
7GNU CC 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
11GNU CC 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
17GNU CC; see the file COPYING.  If not, write to the Free Software
18Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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/objc.h"		/* core data types */
38#include "objc/objc-api.h"	/* runtime api functions */
39
40#include "objc/thr.h"		/* thread and mutex support */
41
42#include "objc/hash.h"		/* hash structures */
43#include "objc/objc-list.h"	/* linear lists */
44
45extern void __objc_add_class_to_hash(Class);   /* (objc-class.c) */
46extern void __objc_init_selector_tables(void); /* (objc-sel.c) */
47extern void __objc_init_class_tables(void);    /* (objc-class.c) */
48extern void __objc_init_dispatch_tables(void); /* (objc-dispatch.c) */
49extern void __objc_install_premature_dtable(Class); /* (objc-dispatch.c) */
50extern void __objc_resolve_class_links(void);  /* (objc-class.c) */
51extern void __objc_register_selectors_from_class(Class); /* (objc-sel.c) */
52extern void __objc_update_dispatch_table_for_class (Class);/* (objc-msg.c) */
53
54extern int  __objc_init_thread_system(void);    /* thread.c */
55extern int  __objc_fini_thread_system(void);    /* thread.c */
56extern void __objc_print_dtable_stats(void);    /* sendmsg.c */
57
58extern void class_add_method_list(Class, MethodList_t);
59
60/* Registering instance methods as class methods for root classes */
61extern void __objc_register_instance_methods_to_class(Class);
62extern Method_t search_for_method_in_list(MethodList_t list, SEL op);
63
64/* True when class links has been resolved */
65extern BOOL __objc_class_links_resolved;
66
67/* Number of selectors stored in each of the selector  tables */
68extern int __objc_selector_max_index;
69
70/* Mutex locking __objc_selector_max_index and its arrays. */
71extern objc_mutex_t __objc_runtime_mutex;
72
73/* Number of threads which are alive. */
74extern int __objc_runtime_threads_alive;
75
76#ifdef DEBUG
77#define DEBUG_PRINTF(format, args...) printf (format, ## args)
78#else
79#define DEBUG_PRINTF(format, args...)
80#endif
81
82BOOL __objc_responds_to (id object, SEL sel); /* for internal use only! */
83SEL  __sel_register_typed_name (const char*, const char*,
84				struct objc_selector*, BOOL is_const);
85
86#endif /* not __objc_runtime_INCLUDE_GNU */
87
88
89