pthread.h revision 1.5
1 /* $NetBSD: pthread.h,v 1.5 2003/01/19 19:21:49 wiz Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Nathan J. Williams. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _LIB_PTHREAD_H 40 #define _LIB_PTHREAD_H 41 42 #include <sys/cdefs.h> 43 44 #include <time.h> /* For timespec */ 45 #include <sched.h> 46 47 #include "pthread_types.h" 48 49 __BEGIN_DECLS 50 int pthread_create(pthread_t *, const pthread_attr_t *, 51 void *(*)(void *), void *); 52 void pthread_exit(void *) __attribute__((__noreturn__)); 53 int pthread_join(pthread_t, void **); 54 int pthread_equal(pthread_t, pthread_t); 55 pthread_t pthread_self(void); 56 int pthread_detach(pthread_t); 57 58 int pthread_kill(pthread_t, int); 59 60 int pthread_getrrtimer_np(void); 61 int pthread_setrrtimer_np(int); 62 63 int pthread_attr_init(pthread_attr_t *); 64 int pthread_attr_destroy(pthread_attr_t *); 65 int pthread_attr_getschedparam(const pthread_attr_t *, 66 struct sched_param *); 67 int pthread_attr_setschedparam(pthread_attr_t *, 68 const struct sched_param *); 69 int pthread_attr_getstacksize(const pthread_attr_t *, size_t *); 70 int pthread_attr_setstacksize(pthread_attr_t *, size_t); 71 int pthread_attr_getguardsize(const pthread_attr_t *, size_t *); 72 int pthread_attr_setguardsize(pthread_attr_t *, size_t); 73 int pthread_attr_getstackaddr(const pthread_attr_t *, void **); 74 int pthread_attr_setstackaddr(pthread_attr_t *, void *); 75 int pthread_attr_getdetachstate(const pthread_attr_t *, int *); 76 int pthread_attr_setdetachstate(pthread_attr_t *, int); 77 78 int pthread_mutex_init(pthread_mutex_t *, const pthread_mutexattr_t *); 79 int pthread_mutex_destroy(pthread_mutex_t *); 80 int pthread_mutex_lock(pthread_mutex_t *); 81 int pthread_mutex_trylock(pthread_mutex_t *); 82 int pthread_mutex_unlock(pthread_mutex_t *); 83 int pthread_mutexattr_init(pthread_mutexattr_t *); 84 int pthread_mutexattr_destroy(pthread_mutexattr_t *); 85 int pthread_mutexattr_gettype(const pthread_mutexattr_t *, int *); 86 int pthread_mutexattr_settype(pthread_mutexattr_t *attr, int); 87 88 int pthread_cond_init(pthread_cond_t *, const pthread_condattr_t *); 89 int pthread_cond_destroy(pthread_cond_t *); 90 int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *); 91 int pthread_cond_timedwait(pthread_cond_t *, pthread_mutex_t *, 92 const struct timespec *); 93 int pthread_cond_signal(pthread_cond_t *); 94 int pthread_cond_broadcast(pthread_cond_t *); 95 int pthread_condattr_init(pthread_condattr_t *); 96 int pthread_condattr_destroy(pthread_condattr_t *); 97 98 int pthread_once(pthread_once_t *, void (*)(void)); 99 100 int pthread_key_create(pthread_key_t *, void (*)(void *)); 101 int pthread_key_delete(pthread_key_t); 102 int pthread_setspecific(pthread_key_t, const void *); 103 void* pthread_getspecific(pthread_key_t); 104 105 int pthread_cancel(pthread_t); 106 int pthread_setcancelstate(int, int *); 107 int pthread_setcanceltype(int, int *); 108 void pthread_testcancel(void); 109 110 struct pthread_cleanup_store { 111 void *pad[4]; 112 }; 113 114 #define pthread_cleanup_push(routine, arg) \ 115 { \ 116 struct pthread_cleanup_store __store; \ 117 pthread__cleanup_push((routine),(arg), &__store); 118 119 #define pthread_cleanup_pop(execute) \ 120 pthread__cleanup_pop((execute), &__store); \ 121 } 122 123 void pthread__cleanup_push(void (*)(void *), void *, void *); 124 void pthread__cleanup_pop(int, void *); 125 126 int pthread_spin_init(pthread_spinlock_t *, int); 127 int pthread_spin_destroy(pthread_spinlock_t *); 128 int pthread_spin_lock(pthread_spinlock_t *); 129 int pthread_spin_trylock(pthread_spinlock_t *); 130 int pthread_spin_unlock(pthread_spinlock_t *); 131 132 int pthread_rwlock_init(pthread_rwlock_t *, 133 const pthread_rwlockattr_t *); 134 int pthread_rwlock_destroy(pthread_rwlock_t *); 135 int pthread_rwlock_rdlock(pthread_rwlock_t *); 136 int pthread_rwlock_tryrdlock(pthread_rwlock_t *); 137 int pthread_rwlock_wrlock(pthread_rwlock_t *); 138 int pthread_rwlock_trywrlock(pthread_rwlock_t *); 139 int pthread_rwlock_timedrdlock(pthread_rwlock_t *, 140 const struct timespec *); 141 int pthread_rwlock_timedwrlock(pthread_rwlock_t *, 142 const struct timespec *); 143 int pthread_rwlock_unlock(pthread_rwlock_t *); 144 int pthread_rwlockattr_init(pthread_rwlockattr_t *); 145 int pthread_rwlockattr_destroy(pthread_rwlockattr_t *); 146 147 int pthread_barrier_init(pthread_barrier_t *, 148 const pthread_barrierattr_t *, unsigned int); 149 int pthread_barrier_wait(pthread_barrier_t *); 150 int pthread_barrier_destroy(pthread_barrier_t *); 151 int pthread_barrierattr_init(pthread_barrierattr_t *); 152 int pthread_barrierattr_destroy(pthread_barrierattr_t *); 153 154 int *pthread__errno(void); 155 __END_DECLS 156 157 #define PTHREAD_CREATE_JOINABLE 0 158 #define PTHREAD_CREATE_DETACHED 1 159 160 #define PTHREAD_PROCESS_PRIVATE 0 161 #define PTHREAD_PROCESS_SHARED 1 162 163 #define PTHREAD_CANCEL_DEFERRED 0 164 #define PTHREAD_CANCEL_ASYNCHRONOUS 1 165 166 #define PTHREAD_CANCEL_ENABLE 0 167 #define PTHREAD_CANCEL_DISABLE 1 168 169 #define PTHREAD_BARRIER_SERIAL_THREAD 1234567 170 171 /* 172 * POSIX 1003.1-2001, section 2.5.9.3: "The symbolic constant 173 * PTHREAD_CANCELED expands to a constant expression of type (void *) 174 * whose value matches no pointer to an object in memory nor the value 175 * NULL." 176 */ 177 #define PTHREAD_CANCELED ((void *) 1) 178 179 #define _POSIX_THREADS 180 181 #define PTHREAD_DESTRUCTOR_ITERATIONS 4 /* Min. required */ 182 #define PTHREAD_KEYS_MAX 256 183 #define PTHREAD_STACK_MIN 4096 /* XXX Pulled out of my butt */ 184 #define PTHREAD_THREADS_MAX 64 /* Min. required */ 185 186 /* 187 * Mutex attributes. 188 */ 189 #define PTHREAD_MUTEX_NORMAL 0 190 #define PTHREAD_MUTEX_ERRORCHECK 1 191 #define PTHREAD_MUTEX_RECURSIVE 2 192 #define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_NORMAL 193 194 #endif /* _LIB_PTHREAD_H */ 195
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