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/* pthread.h
*
* Written by Joel Sherrill <joel@OARcorp.com>.
*
* COPYRIGHT (c) 1989-2000.
* On-Line Applications Research Corporation (OAR).
*
* Permission to use, copy, modify, and distribute this software for any
* purpose without fee is hereby granted, provided that this entire notice
* is included in all copies of any software which is or includes a copy
* or modification of this software.
*
* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTY. IN PARTICULAR, THE AUTHOR MAKES NO REPRESENTATION
* OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
* SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
*
* $Id$
*/
#ifndef __PTHREAD_h
#define __PTHREAD_h
#ifdef __cplusplus
extern "C" {
#endif
#include <unistd.h>
#if defined(_POSIX_THREADS)
#include <sys/types.h>
#include <time.h>
#include <sys/sched.h>
/* Register Fork Handlers, P1003.1c/Draft 10, P1003.1c/Draft 10, p. 27
If an OS does not support processes, then it falls under this provision
and may not provide pthread_atfork():
"Either the implementation shall support the pthread_atfork() function
as described above or the pthread_atfork() funciton shall not be
provided."
NOTE: RTEMS does not provide pthread_atfork(). */
#if !defined(__rtems__)
#warning "Add pthread_atfork() prototype"
#endif
/* Mutex Initialization Attributes, P1003.1c/Draft 10, p. 81 */
int _EXFUN(pthread_mutexattr_init, (pthread_mutexattr_t *attr));
int _EXFUN(pthread_mutexattr_destroy, (pthread_mutexattr_t *attr));
int _EXFUN(pthread_mutexattr_getpshared,
(const pthread_mutexattr_t *attr, int *pshared));
int _EXFUN(pthread_mutexattr_setpshared,
(pthread_mutexattr_t *attr, int pshared));
/* Initializing and Destroying a Mutex, P1003.1c/Draft 10, p. 87 */
int _EXFUN(pthread_mutex_init,
(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr));
int _EXFUN(pthread_mutex_destroy, (pthread_mutex_t *mutex));
/* This is used to statically initialize a pthread_mutex_t. Example:
pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
*/
#define PTHREAD_MUTEX_INITIALIZER ((pthread_mutex_t) 0xFFFFFFFF)
/* Locking and Unlocking a Mutex, P1003.1c/Draft 10, p. 93
NOTE: P1003.4b/D8 adds pthread_mutex_timedlock(), p. 29 */
int _EXFUN(pthread_mutex_lock, (pthread_mutex_t *mutex));
int _EXFUN(pthread_mutex_trylock, (pthread_mutex_t *mutex));
int _EXFUN(pthread_mutex_unlock, (pthread_mutex_t *mutex));
#if defined(_POSIX_TIMEOUTS)
int _EXFUN(pthread_mutex_timedlock,
(pthread_mutex_t *mutex, const struct timespec *timeout));
#endif /* _POSIX_TIMEOUTS */
/* Condition Variable Initialization Attributes, P1003.1c/Draft 10, p. 96 */
int _EXFUN(pthread_condattr_init, (pthread_condattr_t *attr));
int _EXFUN(pthread_condattr_destroy, (pthread_condattr_t *attr));
int _EXFUN(pthread_condattr_getpshared,
(const pthread_condattr_t *attr, int *pshared));
int _EXFUN(pthread_condattr_setpshared,
(pthread_condattr_t *attr, int pshared));
/* Initializing and Destroying a Condition Variable, P1003.1c/Draft 10, p. 87 */
int _EXFUN(pthread_cond_init,
(pthread_cond_t *cond, const pthread_condattr_t *attr));
int _EXFUN(pthread_cond_destroy, (pthread_cond_t *mutex));
/* This is used to statically initialize a pthread_cond_t. Example:
pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
*/
#define PTHREAD_COND_INITIALIZER ((pthread_mutex_t) 0xFFFFFFFF)
/* Broadcasting and Signaling a Condition, P1003.1c/Draft 10, p. 101 */
int _EXFUN(pthread_cond_signal, (pthread_cond_t *cond));
int _EXFUN(pthread_cond_broadcast, (pthread_cond_t *cond));
/* Waiting on a Condition, P1003.1c/Draft 10, p. 105 */
int _EXFUN(pthread_cond_wait,
(pthread_cond_t *cond, pthread_mutex_t *mutex));
int _EXFUN(pthread_cond_timedwait,
(pthread_cond_t *cond, pthread_mutex_t *mutex,
const struct timespec *abstime));
#if defined(_POSIX_THREAD_PRIORITY_SCHEDULING)
/* Thread Creation Scheduling Attributes, P1003.1c/Draft 10, p. 120 */
int _EXFUN(pthread_attr_setscope,
(pthread_attr_t *attr, int contentionscope));
int _EXFUN(pthread_attr_getscope,
(const pthread_attr_t *attr, int *contentionscope));
int _EXFUN(pthread_attr_setinheritsched,
(pthread_attr_t *attr, int inheritsched));
int _EXFUN(pthread_attr_getinheritsched,
(const pthread_attr_t *attr, int *inheritsched));
int _EXFUN(pthread_attr_setschedpolicy, (pthread_attr_t *attr, int policy));
int _EXFUN(pthread_attr_getschedpolicy,
(const pthread_attr_t *attr, int *policy));
#endif /* defined(_POSIX_THREAD_PRIORITY_SCHEDULING) */
int _EXFUN(pthread_attr_setschedparam,
(pthread_attr_t *attr, const struct sched_param *param));
int _EXFUN(pthread_attr_getschedparam,
(const pthread_attr_t *attr, struct sched_param *param));
#if defined(_POSIX_THREAD_PRIORITY_SCHEDULING)
/* Dynamic Thread Scheduling Parameters Access, P1003.1c/Draft 10, p. 124 */
int _EXFUN(pthread_getschedparam,
(pthread_t thread, int *policy, struct sched_param *param));
int _EXFUN(pthread_setschedparam,
(pthread_t thread, int policy, struct sched_param *param));
#endif /* defined(_POSIX_THREAD_PRIORITY_SCHEDULING) */
#if defined(_POSIX_THREAD_PRIO_INHERIT) || defined(_POSIX_THREAD_PRIO_PROTECT)
/* Mutex Initialization Scheduling Attributes, P1003.1c/Draft 10, p. 128 */
int _EXFUN(pthread_mutexattr_setprotocol,
(pthread_mutexattr_t *attr, int protocol));
int _EXFUN(pthread_mutexattr_getprotocol,
(const pthread_mutexattr_t *attr, int *protocol));
int _EXFUN(pthread_mutexattr_setprioceiling,
(pthread_mutexattr_t *attr, int prioceiling));
int _EXFUN(pthread_mutexattr_getprioceiling,
(const pthread_mutexattr_t *attr, int *prioceiling));
#endif /* _POSIX_THREAD_PRIO_INHERIT || _POSIX_THREAD_PRIO_PROTECT */
#if defined(_POSIX_THREAD_PRIO_PROTECT)
/* Change the Priority Ceiling of a Mutex, P1003.1c/Draft 10, p. 131 */
int _EXFUN(pthread_mutex_setprioceiling,
(pthread_mutex_t *mutex, int prioceiling, int *old_ceiling));
int _EXFUN(pthread_mutex_getprioceiling,
(pthread_mutex_t *mutex, int *prioceiling));
#endif /* _POSIX_THREAD_PRIO_PROTECT */
/* Thread Creation Attributes, P1003.1c/Draft 10, p, 140 */
int _EXFUN(pthread_attr_init, (pthread_attr_t *attr));
int _EXFUN(pthread_attr_destroy, (pthread_attr_t *attr));
int _EXFUN(pthread_attr_getstacksize,
(const pthread_attr_t *attr, size_t *stacksize));
int _EXFUN(pthread_attr_setstacksize,
(pthread_attr_t *attr, size_t stacksize));
int _EXFUN(pthread_attr_getstackaddr,
(const pthread_attr_t *attr, void **stackaddr));
int _EXFUN(pthread_attr_setstackaddr,
(pthread_attr_t *attr, void *stackaddr));
int _EXFUN(pthread_attr_getdetachstate,
(const pthread_attr_t *attr, int *detachstate));
int _EXFUN(pthread_attr_setdetachstate,
(pthread_attr_t *attr, int detachstate));
/* Thread Creation, P1003.1c/Draft 10, p. 144 */
int _EXFUN(pthread_create,
(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine)( void * ), void *arg));
/* Wait for Thread Termination, P1003.1c/Draft 10, p. 147 */
int _EXFUN(pthread_join, (pthread_t thread, void **value_ptr));
/* Detaching a Thread, P1003.1c/Draft 10, p. 149 */
int _EXFUN(pthread_detach, (pthread_t thread));
/* Thread Termination, p1003.1c/Draft 10, p. 150 */
void _EXFUN(pthread_exit, (void *value_ptr));
/* Get Calling Thread's ID, p1003.1c/Draft 10, p. XXX */
pthread_t _EXFUN(pthread_self, (void));
/* Compare Thread IDs, p1003.1c/Draft 10, p. 153 */
int _EXFUN(pthread_equal, (pthread_t t1, pthread_t t2));
/* Dynamic Package Initialization */
/* This is used to statically initialize a pthread_once_t. Example:
pthread_once_t once = PTHREAD_ONCE_INIT;
NOTE: This is named inconsistently -- it should be INITIALIZER. */
#define PTHREAD_ONCE_INIT { 1, 0 } /* is initialized and not run */
int _EXFUN(pthread_once,
(pthread_once_t *once_control, void (*init_routine)(void)));
/* Thread-Specific Data Key Create, P1003.1c/Draft 10, p. 163 */
int _EXFUN(pthread_key_create,
(pthread_key_t *key, void (*destructor)( void * )));
/* Thread-Specific Data Management, P1003.1c/Draft 10, p. 165 */
int _EXFUN(pthread_setspecific, (pthread_key_t key, const void *value));
void * _EXFUN(pthread_getspecific, (pthread_key_t key));
/* Thread-Specific Data Key Deletion, P1003.1c/Draft 10, p. 167 */
int _EXFUN(pthread_key_delete, (pthread_key_t key));
/* Execution of a Thread, P1003.1c/Draft 10, p. 181 */
#define PTHREAD_CANCEL_ENABLE 0
#define PTHREAD_CANCEL_DISABLE 1
#define PTHREAD_CANCEL_DEFERRED 0
#define PTHREAD_CANCEL_ASYNCHRONOUS 1
#define PTHREAD_CANCELED ((void *) -1)
int _EXFUN(pthread_cancel, (pthread_t thread));
/* Setting Cancelability State, P1003.1c/Draft 10, p. 183 */
int _EXFUN(pthread_setcancelstate, (int state, int *oldstate));
int _EXFUN(pthread_setcanceltype, (int type, int *oldtype));
void _EXFUN(pthread_testcancel, (void));
/* Establishing Cancellation Handlers, P1003.1c/Draft 10, p. 184 */
void _EXFUN(pthread_cleanup_push, (void (*routine)( void * ), void *arg));
void _EXFUN(pthread_cleanup_pop, (int execute));
#if defined(_POSIX_THREAD_CPUTIME)
/* Accessing a Thread CPU-time Clock, P1003.4b/D8, p. 58 */
int _EXFUN(pthread_getcpuclockid,
(pthread_t thread_id, clockid_t *clock_id));
/* CPU-time Clock Thread Creation Attribute, P1003.4b/D8, p. 59 */
int _EXFUN(pthread_attr_setcputime,
(pthread_attr_t *attr, int clock_allowed));
int _EXFUN(pthread_attr_getcputime,
(pthread_attr_t *attr, int *clock_allowed));
#endif /* defined(_POSIX_THREAD_CPUTIME) */
#endif /* defined(_POSIX_THREADS) */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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