add new masked cancellation mode
[musl] / include / pthread.h
1 #ifndef _PTHREAD_H
2 #define _PTHREAD_H
3 #ifdef __cplusplus
4 extern "C" {
5 #endif
6
7 #include <features.h>
8
9 #define __NEED_time_t
10 #define __NEED_clockid_t
11 #define __NEED_struct_timespec
12 #define __NEED_sigset_t
13 #define __NEED_pthread_t
14 #define __NEED_pthread_attr_t
15 #define __NEED_pthread_mutexattr_t
16 #define __NEED_pthread_condattr_t
17 #define __NEED_pthread_rwlockattr_t
18 #define __NEED_pthread_barrierattr_t
19 #define __NEED_pthread_mutex_t
20 #define __NEED_pthread_cond_t
21 #define __NEED_pthread_rwlock_t
22 #define __NEED_pthread_barrier_t
23 #define __NEED_pthread_spinlock_t
24 #define __NEED_pthread_key_t
25 #define __NEED_pthread_once_t
26 #define __NEED_size_t
27
28 #include <bits/alltypes.h>
29
30 #include <sched.h>
31 #include <time.h>
32
33 #define PTHREAD_CREATE_JOINABLE 0
34 #define PTHREAD_CREATE_DETACHED 1
35
36 #define PTHREAD_MUTEX_NORMAL 0
37 #define PTHREAD_MUTEX_DEFAULT 0
38 #define PTHREAD_MUTEX_RECURSIVE 1
39 #define PTHREAD_MUTEX_ERRORCHECK 2
40
41 #define PTHREAD_MUTEX_STALLED 0
42 #define PTHREAD_MUTEX_ROBUST 1
43
44 #define PTHREAD_PRIO_NONE 0
45 #define PTHREAD_PRIO_INHERIT 1
46 #define PTHREAD_PRIO_PROTECT 2
47
48 #define PTHREAD_INHERIT_SCHED 0
49 #define PTHREAD_EXPLICIT_SCHED 1
50
51 #define PTHREAD_SCOPE_SYSTEM 0
52 #define PTHREAD_SCOPE_PROCESS 1
53
54 #define PTHREAD_PROCESS_PRIVATE 0
55 #define PTHREAD_PROCESS_SHARED 1
56
57
58 #define PTHREAD_MUTEX_INITIALIZER {{{0}}}
59 #define PTHREAD_RWLOCK_INITIALIZER {{{0}}}
60 #define PTHREAD_COND_INITIALIZER {{{0}}}
61 #define PTHREAD_ONCE_INIT 0
62
63
64 #define PTHREAD_CANCEL_ENABLE 0
65 #define PTHREAD_CANCEL_DISABLE 1
66 #define PTHREAD_CANCEL_MASKED 2
67
68 #define PTHREAD_CANCEL_DEFERRED 0
69 #define PTHREAD_CANCEL_ASYNCHRONOUS 1
70
71 #define PTHREAD_CANCELED ((void *)-1)
72
73
74 #define PTHREAD_BARRIER_SERIAL_THREAD (-1)
75
76
77 int pthread_create(pthread_t *__restrict, const pthread_attr_t *__restrict, void *(*)(void *), void *__restrict);
78 int pthread_detach(pthread_t);
79 _Noreturn void pthread_exit(void *);
80 int pthread_join(pthread_t, void **);
81
82 #ifdef __GNUC__
83 __attribute__((const))
84 #endif
85 pthread_t pthread_self(void);
86
87 int pthread_equal(pthread_t, pthread_t);
88 #ifndef __cplusplus
89 #define pthread_equal(x,y) ((x)==(y))
90 #endif
91
92 int pthread_setcancelstate(int, int *);
93 int pthread_setcanceltype(int, int *);
94 void pthread_testcancel(void);
95 int pthread_cancel(pthread_t);
96
97 int pthread_getschedparam(pthread_t, int *__restrict, struct sched_param *__restrict);
98 int pthread_setschedparam(pthread_t, int, const struct sched_param *);
99 int pthread_setschedprio(pthread_t, int);
100
101 int pthread_once(pthread_once_t *, void (*)(void));
102
103 int pthread_mutex_init(pthread_mutex_t *__restrict, const pthread_mutexattr_t *__restrict);
104 int pthread_mutex_lock(pthread_mutex_t *);
105 int pthread_mutex_unlock(pthread_mutex_t *);
106 int pthread_mutex_trylock(pthread_mutex_t *);
107 int pthread_mutex_timedlock(pthread_mutex_t *__restrict, const struct timespec *__restrict);
108 int pthread_mutex_destroy(pthread_mutex_t *);
109 int pthread_mutex_consistent(pthread_mutex_t *);
110
111 int pthread_mutex_getprioceiling(const pthread_mutex_t *__restrict, int *__restrict);
112 int pthread_mutex_setprioceiling(pthread_mutex_t *__restrict, int, int *__restrict);
113
114 int pthread_cond_init(pthread_cond_t *__restrict, const pthread_condattr_t *__restrict);
115 int pthread_cond_destroy(pthread_cond_t *);
116 int pthread_cond_wait(pthread_cond_t *__restrict, pthread_mutex_t *__restrict);
117 int pthread_cond_timedwait(pthread_cond_t *__restrict, pthread_mutex_t *__restrict, const struct timespec *__restrict);
118 int pthread_cond_broadcast(pthread_cond_t *);
119 int pthread_cond_signal(pthread_cond_t *);
120
121 int pthread_rwlock_init(pthread_rwlock_t *__restrict, const pthread_rwlockattr_t *__restrict);
122 int pthread_rwlock_destroy(pthread_rwlock_t *);
123 int pthread_rwlock_rdlock(pthread_rwlock_t *);
124 int pthread_rwlock_tryrdlock(pthread_rwlock_t *);
125 int pthread_rwlock_timedrdlock(pthread_rwlock_t *__restrict, const struct timespec *__restrict);
126 int pthread_rwlock_wrlock(pthread_rwlock_t *);
127 int pthread_rwlock_trywrlock(pthread_rwlock_t *);
128 int pthread_rwlock_timedwrlock(pthread_rwlock_t *__restrict, const struct timespec *__restrict);
129 int pthread_rwlock_unlock(pthread_rwlock_t *);
130
131 int pthread_spin_init(pthread_spinlock_t *, int);
132 int pthread_spin_destroy(pthread_spinlock_t *);
133 int pthread_spin_lock(pthread_spinlock_t *);
134 int pthread_spin_trylock(pthread_spinlock_t *);
135 int pthread_spin_unlock(pthread_spinlock_t *);
136
137 int pthread_barrier_init(pthread_barrier_t *__restrict, const pthread_barrierattr_t *__restrict, unsigned);
138 int pthread_barrier_destroy(pthread_barrier_t *);
139 int pthread_barrier_wait(pthread_barrier_t *);
140
141 int pthread_key_create(pthread_key_t *, void (*)(void *));
142 int pthread_key_delete(pthread_key_t);
143 void *pthread_getspecific(pthread_key_t);
144 int pthread_setspecific(pthread_key_t, const void *);
145
146 int pthread_attr_init(pthread_attr_t *);
147 int pthread_attr_destroy(pthread_attr_t *);
148
149 int pthread_attr_getguardsize(const pthread_attr_t *__restrict, size_t *__restrict);
150 int pthread_attr_setguardsize(pthread_attr_t *, size_t);
151 int pthread_attr_getstacksize(const pthread_attr_t *__restrict, size_t *__restrict);
152 int pthread_attr_setstacksize(pthread_attr_t *, size_t);
153 int pthread_attr_getdetachstate(const pthread_attr_t *, int *);
154 int pthread_attr_setdetachstate(pthread_attr_t *, int);
155 int pthread_attr_getstack(const pthread_attr_t *__restrict, void **__restrict, size_t *__restrict);
156 int pthread_attr_setstack(pthread_attr_t *, void *, size_t);
157 int pthread_attr_getscope(const pthread_attr_t *__restrict, int *__restrict);
158 int pthread_attr_setscope(pthread_attr_t *, int);
159 int pthread_attr_getschedpolicy(const pthread_attr_t *__restrict, int *__restrict);
160 int pthread_attr_setschedpolicy(pthread_attr_t *, int);
161 int pthread_attr_getschedparam(const pthread_attr_t *__restrict, struct sched_param *__restrict);
162 int pthread_attr_setschedparam(pthread_attr_t *__restrict, const struct sched_param *__restrict);
163 int pthread_attr_getinheritsched(const pthread_attr_t *__restrict, int *__restrict);
164 int pthread_attr_setinheritsched(pthread_attr_t *, int);
165
166 int pthread_mutexattr_destroy(pthread_mutexattr_t *);
167 int pthread_mutexattr_getprioceiling(const pthread_mutexattr_t *__restrict, int *__restrict);
168 int pthread_mutexattr_getprotocol(const pthread_mutexattr_t *__restrict, int *__restrict);
169 int pthread_mutexattr_getpshared(const pthread_mutexattr_t *__restrict, int *__restrict);
170 int pthread_mutexattr_getrobust(const pthread_mutexattr_t *__restrict, int *__restrict);
171 int pthread_mutexattr_gettype(const pthread_mutexattr_t *__restrict, int *__restrict);
172 int pthread_mutexattr_init(pthread_mutexattr_t *);
173 int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *, int);
174 int pthread_mutexattr_setprotocol(pthread_mutexattr_t *, int);
175 int pthread_mutexattr_setpshared(pthread_mutexattr_t *, int);
176 int pthread_mutexattr_setrobust(pthread_mutexattr_t *, int);
177 int pthread_mutexattr_settype(pthread_mutexattr_t *, int);
178
179 int pthread_condattr_init(pthread_condattr_t *);
180 int pthread_condattr_destroy(pthread_condattr_t *);
181 int pthread_condattr_setclock(pthread_condattr_t *, clockid_t);
182 int pthread_condattr_setpshared(pthread_condattr_t *, int);
183 int pthread_condattr_getclock(const pthread_condattr_t *__restrict, clockid_t *__restrict);
184 int pthread_condattr_getpshared(const pthread_condattr_t *__restrict, int *__restrict);
185
186 int pthread_rwlockattr_init(pthread_rwlockattr_t *);
187 int pthread_rwlockattr_destroy(pthread_rwlockattr_t *);
188 int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *, int);
189 int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *__restrict, int *__restrict);
190
191 int pthread_barrierattr_destroy(pthread_barrierattr_t *);
192 int pthread_barrierattr_getpshared(const pthread_barrierattr_t *__restrict, int *__restrict);
193 int pthread_barrierattr_init(pthread_barrierattr_t *);
194 int pthread_barrierattr_setpshared(pthread_barrierattr_t *, int);
195
196 int pthread_atfork(void (*)(void), void (*)(void), void (*)(void));
197
198 int pthread_getconcurrency(void);
199 int pthread_setconcurrency(int);
200
201 int pthread_getcpuclockid(pthread_t, clockid_t *);
202
203 struct __ptcb {
204         void (*__f)(void *);
205         void *__x;
206         struct __ptcb *__next;
207 };
208
209 void _pthread_cleanup_push(struct __ptcb *, void (*)(void *), void *);
210 void _pthread_cleanup_pop(struct __ptcb *, int);
211
212 #define pthread_cleanup_push(f, x) do { struct __ptcb __cb; _pthread_cleanup_push(&__cb, f, x);
213 #define pthread_cleanup_pop(r) _pthread_cleanup_pop(&__cb, (r)); } while(0)
214
215 #ifdef _GNU_SOURCE
216 struct cpu_set_t;
217 int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *);
218 int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *);
219 int pthread_getattr_np(pthread_t, pthread_attr_t *);
220 #endif
221
222 #ifdef __cplusplus
223 }
224 #endif
225 #endif