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Manuál Linux
[Linux manuál]

pthread.h: vlákna

Originální popis anglicky: pthread.h - threads

Návod, kniha: POSIX Programmer's Manual

STRUČNĚ

#include <pthread.h>

POPIS / INSTRUKCE

The <pthread.h> header shall define the following symbols:
PTHREAD_BARRIER_SERIAL_THREAD
 
 
PTHREAD_CANCEL_ASYNCHRONOUS
 
PTHREAD_CANCEL_ENABLE
 
PTHREAD_CANCEL_DEFERRED
 
PTHREAD_CANCEL_DISABLE
 
PTHREAD_CANCELED
 
PTHREAD_COND_INITIALIZER
 
PTHREAD_CREATE_DETACHED
 
PTHREAD_CREATE_JOINABLE
 
PTHREAD_EXPLICIT_SCHED
 
PTHREAD_INHERIT_SCHED
 
 
PTHREAD_MUTEX_DEFAULT
 
PTHREAD_MUTEX_ERRORCHECK
 
 
PTHREAD_MUTEX_INITIALIZER
 
 
PTHREAD_MUTEX_NORMAL
 
PTHREAD_MUTEX_RECURSIVE
 
 
PTHREAD_ONCE_INIT
 
 
PTHREAD_PRIO_INHERIT
 
 
 
PTHREAD_PRIO_NONE
 
 
 
PTHREAD_PRIO_PROTECT
 
 
PTHREAD_PROCESS_SHARED
 
PTHREAD_PROCESS_PRIVATE
 
 
PTHREAD_SCOPE_PROCESS
 
PTHREAD_SCOPE_SYSTEM
 
 
The following types shall be defined as described in <sys/types.h> :
pthread_attr_t
 
 
pthread_barrier_t
 
pthread_barrierattr_t
 
 
pthread_cond_t
 
pthread_condattr_t
 
pthread_key_t
 
pthread_mutex_t
 
pthread_mutexattr_t
 
pthread_once_t
 
pthread_rwlock_t
 
pthread_rwlockattr_t
 
 
pthread_spinlock_t
 
 
pthread_t
 
The following shall be declared as functions and may also be defined as macros. Function prototypes shall be provided.
 
int pthread_atfork(void (*)(void), void (*)(void), void(*)(void)); int pthread_attr_destroy(pthread_attr_t *); int pthread_attr_getdetachstate(const pthread_attr_t *, int *);
int pthread_attr_getguardsize(const pthread_attr_t *restrict, size_t *restrict);
int pthread_attr_getinheritsched(const pthread_attr_t *restrict, int *restrict);
int pthread_attr_getschedparam(const pthread_attr_t *restrict, struct sched_param *restrict);
int pthread_attr_getschedpolicy(const pthread_attr_t *restrict, int *restrict);
int pthread_attr_getscope(const pthread_attr_t *restrict, int *restrict);
int pthread_attr_getstack(const pthread_attr_t *restrict, void **restrict, size_t *restrict);
int pthread_attr_getstackaddr(const pthread_attr_t *restrict, void **restrict);
int pthread_attr_getstacksize(const pthread_attr_t *restrict, size_t *restrict);
int pthread_attr_init(pthread_attr_t *); int pthread_attr_setdetachstate(pthread_attr_t *, int);
int pthread_attr_setguardsize(pthread_attr_t *, size_t);
int pthread_attr_setinheritsched(pthread_attr_t *, int);
int pthread_attr_setschedparam(pthread_attr_t *restrict, const struct sched_param *restrict);
int pthread_attr_setschedpolicy(pthread_attr_t *, int); int pthread_attr_setscope(pthread_attr_t *, int);
int pthread_attr_setstack(pthread_attr_t *, void *, size_t);
int pthread_attr_setstackaddr(pthread_attr_t *, void *);
int pthread_attr_setstacksize(pthread_attr_t *, size_t);
int pthread_barrier_destroy(pthread_barrier_t *); int pthread_barrier_init(pthread_barrier_t *restrict, const pthread_barrierattr_t *restrict, unsigned); int pthread_barrier_wait(pthread_barrier_t *); int pthread_barrierattr_destroy(pthread_barrierattr_t *);
int pthread_barrierattr_getpshared( const pthread_barrierattr_t *restrict, int *restrict);
int pthread_barrierattr_init(pthread_barrierattr_t *);
int pthread_barrierattr_setpshared(pthread_barrierattr_t *, int);
int pthread_cancel(pthread_t); void pthread_cleanup_push(void (*)(void *), void *); void pthread_cleanup_pop(int); int pthread_cond_broadcast(pthread_cond_t *); int pthread_cond_destroy(pthread_cond_t *); int pthread_cond_init(pthread_cond_t *restrict, const pthread_condattr_t *restrict); int pthread_cond_signal(pthread_cond_t *); int pthread_cond_timedwait(pthread_cond_t *restrict, pthread_mutex_t *restrict, const struct timespec *restrict); int pthread_cond_wait(pthread_cond_t *restrict, pthread_mutex_t *restrict); int pthread_condattr_destroy(pthread_condattr_t *);
int pthread_condattr_getclock(const pthread_condattr_t *restrict, clockid_t *restrict);
int pthread_condattr_getpshared(const pthread_condattr_t *restrict, int *restrict);
int pthread_condattr_init(pthread_condattr_t *);
int pthread_condattr_setclock(pthread_condattr_t *, clockid_t);
int pthread_condattr_setpshared(pthread_condattr_t *, int);
int pthread_create(pthread_t *restrict, const pthread_attr_t *restrict, void *(*)(void *), void *restrict); int pthread_detach(pthread_t); int pthread_equal(pthread_t, pthread_t); void pthread_exit(void *);
int pthread_getconcurrency(void);
int pthread_getcpuclockid(pthread_t, clockid_t *);
int pthread_getschedparam(pthread_t, int *restrict, struct sched_param *restrict);
void *pthread_getspecific(pthread_key_t); int pthread_join(pthread_t, void **); int pthread_key_create(pthread_key_t *, void (*)(void *)); int pthread_key_delete(pthread_key_t); int pthread_mutex_destroy(pthread_mutex_t *);
int pthread_mutex_getprioceiling(const pthread_mutex_t *restrict, int *restrict);
int pthread_mutex_init(pthread_mutex_t *restrict, const pthread_mutexattr_t *restrict); int pthread_mutex_lock(pthread_mutex_t *);
int pthread_mutex_setprioceiling(pthread_mutex_t *restrict, int, int *restrict);
int pthread_mutex_timedlock(pthread_mutex_t *, const struct timespec *);
int pthread_mutex_trylock(pthread_mutex_t *); int pthread_mutex_unlock(pthread_mutex_t *); int pthread_mutexattr_destroy(pthread_mutexattr_t *);
int pthread_mutexattr_getprioceiling( const pthread_mutexattr_t *restrict, int *restrict);
int pthread_mutexattr_getprotocol(const pthread_mutexattr_t *restrict, int *restrict);
int pthread_mutexattr_getpshared(const pthread_mutexattr_t *restrict, int *restrict);
int pthread_mutexattr_gettype(const pthread_mutexattr_t *restrict, int *restrict);
int pthread_mutexattr_init(pthread_mutexattr_t *);
int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *, int);
int pthread_mutexattr_setprotocol(pthread_mutexattr_t *, int);
int pthread_mutexattr_setpshared(pthread_mutexattr_t *, int);
int pthread_mutexattr_settype(pthread_mutexattr_t *, int);
int pthread_once(pthread_once_t *, void (*)(void)); int pthread_rwlock_destroy(pthread_rwlock_t *); int pthread_rwlock_init(pthread_rwlock_t *restrict, const pthread_rwlockattr_t *restrict); int pthread_rwlock_rdlock(pthread_rwlock_t *);
int pthread_rwlock_timedrdlock(pthread_rwlock_t *restrict, const struct timespec *restrict); int pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict, const struct timespec *restrict);
int pthread_rwlock_tryrdlock(pthread_rwlock_t *); int pthread_rwlock_trywrlock(pthread_rwlock_t *); int pthread_rwlock_unlock(pthread_rwlock_t *); int pthread_rwlock_wrlock(pthread_rwlock_t *); int pthread_rwlockattr_destroy(pthread_rwlockattr_t *);
int pthread_rwlockattr_getpshared( const pthread_rwlockattr_t *restrict, int *restrict);
int pthread_rwlockattr_init(pthread_rwlockattr_t *);
int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *, int);
pthread_t pthread_self(void); int pthread_setcancelstate(int, int *); int pthread_setcanceltype(int, int *);
int pthread_setconcurrency(int);
int pthread_setschedparam(pthread_t, int, const struct sched_param *);
int pthread_setschedprio(pthread_t, int);
int pthread_setspecific(pthread_key_t, const void *);
int pthread_spin_destroy(pthread_spinlock_t *); int pthread_spin_init(pthread_spinlock_t *, int); int pthread_spin_lock(pthread_spinlock_t *); int pthread_spin_trylock(pthread_spinlock_t *); int pthread_spin_unlock(pthread_spinlock_t *);
void pthread_testcancel(void);
Inclusion of the <pthread.h> header shall make symbols defined in the headers <sched.h> and <time.h> visible.
The following sections are informative.

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SOUVISEJÍCÍ

<sched.h> , <sys/types.h> , <time.h> , the System Interfaces volume of IEEE Std 1003.1-2001, pthread_attr_getguardsize(), pthread_attr_init(), pthread_attr_setscope(), pthread_barrier_destroy(), pthread_barrier_init(), pthread_barrier_wait(), pthread_barrierattr_destroy(), pthread_barrierattr_getpshared(), pthread_barrierattr_init(), pthread_barrierattr_setpshared(), pthread_cancel(), pthread_cleanup_pop(), pthread_cond_init(), pthread_cond_signal(), pthread_cond_wait(), pthread_condattr_getclock(), pthread_condattr_init(), pthread_condattr_setclock(), pthread_create(), pthread_detach(), pthread_equal(), pthread_exit(), pthread_getconcurrency(), pthread_getcpuclockid(), pthread_getschedparam(), pthread_join(), pthread_key_create(), pthread_key_delete(), pthread_mutex_init(), pthread_mutex_lock(), pthread_mutex_setprioceiling(), pthread_mutex_timedlock(), pthread_mutexattr_init(), pthread_mutexattr_gettype(), pthread_mutexattr_setprotocol(), pthread_once(), pthread_rwlock_destroy(), pthread_rwlock_init(), pthread_rwlock_rdlock(), pthread_rwlock_timedrdlock(), pthread_rwlock_timedwrlock(), pthread_rwlock_tryrdlock(), pthread_rwlock_trywrlock(), pthread_rwlock_unlock(), pthread_rwlock_wrlock(), pthread_rwlockattr_destroy(), pthread_rwlockattr_getpshared(), pthread_rwlockattr_init(), pthread_rwlockattr_setpshared(), pthread_self(), pthread_setcancelstate(), pthread_setspecific(), pthread_spin_destroy(), pthread_spin_init(), pthread_spin_lock(), pthread_spin_trylock(), pthread_spin_unlock() Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .
2003 IEEE/The Open Group
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