1/* GLIB - Library of useful routines for C programming
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18/*
19 * Modified by the GLib Team and others 1997-2000. See the AUTHORS
20 * file for a list of people on the GLib Team. See the ChangeLog
21 * files for a list of changes. These files are distributed with
22 * GLib at ftp://ftp.gtk.org/pub/gtk/.
23 */
24
25#ifndef __G_DEPRECATED_THREAD_H__
26#define __G_DEPRECATED_THREAD_H__
27
28#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
29#error "Only <glib.h> can be included directly."
30#endif
31
32#include <glib/gthread.h>
33
34G_BEGIN_DECLS
35
36#ifndef G_DISABLE_DEPRECATED
37
38typedef enum
39{
40 G_THREAD_PRIORITY_LOW,
41 G_THREAD_PRIORITY_NORMAL,
42 G_THREAD_PRIORITY_HIGH,
43 G_THREAD_PRIORITY_URGENT
44} GThreadPriority;
45
46#endif
47
48struct _GThread
49{
50 /*< private >*/
51 GThreadFunc func;
52 gpointer data;
53 gboolean joinable;
54 GThreadPriority priority;
55};
56
57#ifndef G_DISABLE_DEPRECATED
58
59typedef struct _GThreadFunctions GThreadFunctions;
60struct _GThreadFunctions
61{
62 GMutex* (*mutex_new) (void);
63 void (*mutex_lock) (GMutex *mutex);
64 gboolean (*mutex_trylock) (GMutex *mutex);
65 void (*mutex_unlock) (GMutex *mutex);
66 void (*mutex_free) (GMutex *mutex);
67 GCond* (*cond_new) (void);
68 void (*cond_signal) (GCond *cond);
69 void (*cond_broadcast) (GCond *cond);
70 void (*cond_wait) (GCond *cond,
71 GMutex *mutex);
72 gboolean (*cond_timed_wait) (GCond *cond,
73 GMutex *mutex,
74 GTimeVal *end_time);
75 void (*cond_free) (GCond *cond);
76 GPrivate* (*private_new) (GDestroyNotify destructor);
77 gpointer (*private_get) (GPrivate *private_key);
78 void (*private_set) (GPrivate *private_key,
79 gpointer data);
80 void (*thread_create) (GThreadFunc func,
81 gpointer data,
82 gulong stack_size,
83 gboolean joinable,
84 gboolean bound,
85 GThreadPriority priority,
86 gpointer thread,
87 GError **error);
88 void (*thread_yield) (void);
89 void (*thread_join) (gpointer thread);
90 void (*thread_exit) (void);
91 void (*thread_set_priority)(gpointer thread,
92 GThreadPriority priority);
93 void (*thread_self) (gpointer thread);
94 gboolean (*thread_equal) (gpointer thread1,
95 gpointer thread2);
96};
97
98GLIB_VAR GThreadFunctions g_thread_functions_for_glib_use;
99GLIB_VAR gboolean g_thread_use_default_impl;
100
101GLIB_VAR guint64 (*g_thread_gettime) (void);
102
103GLIB_DEPRECATED_IN_2_32_FOR(g_thread_new)
104GThread *g_thread_create (GThreadFunc func,
105 gpointer data,
106 gboolean joinable,
107 GError **error);
108
109GLIB_DEPRECATED_IN_2_32_FOR(g_thread_new)
110GThread *g_thread_create_full (GThreadFunc func,
111 gpointer data,
112 gulong stack_size,
113 gboolean joinable,
114 gboolean bound,
115 GThreadPriority priority,
116 GError **error);
117
118GLIB_DEPRECATED_IN_2_32
119void g_thread_set_priority (GThread *thread,
120 GThreadPriority priority);
121
122GLIB_DEPRECATED_IN_2_32
123void g_thread_foreach (GFunc thread_func,
124 gpointer user_data);
125
126#ifndef G_OS_WIN32
127#include <sys/types.h>
128#include <pthread.h>
129#endif
130
131#define g_static_mutex_get_mutex g_static_mutex_get_mutex_impl
132#define G_STATIC_MUTEX_INIT { NULL }
133typedef struct
134{
135 GMutex *mutex;
136#ifndef G_OS_WIN32
137 /* only for ABI compatibility reasons */
138 pthread_mutex_t unused;
139#endif
140} GStaticMutex;
141
142#define g_static_mutex_lock(mutex) \
143 g_mutex_lock (g_static_mutex_get_mutex (mutex))
144#define g_static_mutex_trylock(mutex) \
145 g_mutex_trylock (g_static_mutex_get_mutex (mutex))
146#define g_static_mutex_unlock(mutex) \
147 g_mutex_unlock (g_static_mutex_get_mutex (mutex))
148
149GLIB_DEPRECATED_IN_2_32_FOR(g_mutex_init)
150void g_static_mutex_init (GStaticMutex *mutex);
151GLIB_DEPRECATED_IN_2_32_FOR(g_mutex_clear)
152void g_static_mutex_free (GStaticMutex *mutex);
153GLIB_DEPRECATED_IN_2_32_FOR(GMutex)
154GMutex *g_static_mutex_get_mutex_impl (GStaticMutex *mutex);
155
156typedef struct _GStaticRecMutex GStaticRecMutex;
157struct _GStaticRecMutex
158{
159 /*< private >*/
160 GStaticMutex mutex;
161 guint depth;
162
163 /* ABI compat only */
164 union {
165#ifdef G_OS_WIN32
166 void *owner;
167#else
168 pthread_t owner;
169#endif
170 gdouble dummy;
171 } unused;
172};
173
174#define G_STATIC_REC_MUTEX_INIT { G_STATIC_MUTEX_INIT, 0, { 0 } }
175GLIB_DEPRECATED_IN_2_32_FOR(g_rec_mutex_init)
176void g_static_rec_mutex_init (GStaticRecMutex *mutex);
177
178GLIB_DEPRECATED_IN_2_32_FOR(g_rec_mutex_lock)
179void g_static_rec_mutex_lock (GStaticRecMutex *mutex);
180
181GLIB_DEPRECATED_IN_2_32_FOR(g_rec_mutex_try_lock)
182gboolean g_static_rec_mutex_trylock (GStaticRecMutex *mutex);
183
184GLIB_DEPRECATED_IN_2_32_FOR(g_rec_mutex_unlock)
185void g_static_rec_mutex_unlock (GStaticRecMutex *mutex);
186
187GLIB_DEPRECATED_IN_2_32
188void g_static_rec_mutex_lock_full (GStaticRecMutex *mutex,
189 guint depth);
190
191GLIB_DEPRECATED_IN_2_32
192guint g_static_rec_mutex_unlock_full (GStaticRecMutex *mutex);
193
194GLIB_DEPRECATED_IN_2_32_FOR(g_rec_mutex_free)
195void g_static_rec_mutex_free (GStaticRecMutex *mutex);
196
197typedef struct _GStaticRWLock GStaticRWLock;
198struct _GStaticRWLock
199{
200 /*< private >*/
201 GStaticMutex mutex;
202 GCond *read_cond;
203 GCond *write_cond;
204 guint read_counter;
205 gboolean have_writer;
206 guint want_to_read;
207 guint want_to_write;
208};
209
210#define G_STATIC_RW_LOCK_INIT { G_STATIC_MUTEX_INIT, NULL, NULL, 0, FALSE, 0, 0 }
211
212GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_init)
213void g_static_rw_lock_init (GStaticRWLock *lock);
214
215GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_reader_lock)
216void g_static_rw_lock_reader_lock (GStaticRWLock *lock);
217
218GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_reader_trylock)
219gboolean g_static_rw_lock_reader_trylock (GStaticRWLock *lock);
220
221GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_reader_unlock)
222void g_static_rw_lock_reader_unlock (GStaticRWLock *lock);
223
224GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_writer_lock)
225void g_static_rw_lock_writer_lock (GStaticRWLock *lock);
226
227GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_writer_trylock)
228gboolean g_static_rw_lock_writer_trylock (GStaticRWLock *lock);
229
230GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_writer_unlock)
231void g_static_rw_lock_writer_unlock (GStaticRWLock *lock);
232
233GLIB_DEPRECATED_IN_2_32_FOR(g_rw_lock_free)
234void g_static_rw_lock_free (GStaticRWLock *lock);
235
236GLIB_DEPRECATED_IN_2_32
237GPrivate * g_private_new (GDestroyNotify notify);
238
239typedef struct _GStaticPrivate GStaticPrivate;
240struct _GStaticPrivate
241{
242 /*< private >*/
243 guint index;
244};
245
246#define G_STATIC_PRIVATE_INIT { 0 }
247GLIB_DEPRECATED_IN_2_32
248void g_static_private_init (GStaticPrivate *private_key);
249
250GLIB_DEPRECATED_IN_2_32_FOR(g_private_get)
251gpointer g_static_private_get (GStaticPrivate *private_key);
252
253GLIB_DEPRECATED_IN_2_32_FOR(g_private_set)
254void g_static_private_set (GStaticPrivate *private_key,
255 gpointer data,
256 GDestroyNotify notify);
257
258GLIB_DEPRECATED_IN_2_32
259void g_static_private_free (GStaticPrivate *private_key);
260
261GLIB_DEPRECATED_IN_2_32
262gboolean g_once_init_enter_impl (volatile gsize *location);
263
264GLIB_DEPRECATED_IN_2_32
265void g_thread_init (gpointer vtable);
266GLIB_DEPRECATED_IN_2_32
267void g_thread_init_with_errorcheck_mutexes (gpointer vtable);
268
269GLIB_DEPRECATED_IN_2_32
270gboolean g_thread_get_initialized (void);
271
272GLIB_VAR gboolean g_threads_got_initialized;
273
274#define g_thread_supported() (1)
275
276GLIB_DEPRECATED_IN_2_32
277GMutex * g_mutex_new (void);
278GLIB_DEPRECATED_IN_2_32
279void g_mutex_free (GMutex *mutex);
280GLIB_DEPRECATED_IN_2_32
281GCond * g_cond_new (void);
282GLIB_DEPRECATED_IN_2_32
283void g_cond_free (GCond *cond);
284GLIB_DEPRECATED_IN_2_32
285gboolean g_cond_timed_wait (GCond *cond,
286 GMutex *mutex,
287 GTimeVal *timeval);
288
289#endif
290
291G_END_DECLS
292
293#endif /* __G_DEPRECATED_THREAD_H__ */
294