c80e610789
* Implemented pthread_setcanceltype(), pthread_setcancelstate(), and pthread_testcancel(). * In the previous commit, I also made pthread_private.h self-contained. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24710 a95241bf-73f2-0310-859d-f6bbb57e9c96
188 lines
6.8 KiB
C
188 lines
6.8 KiB
C
/*
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* Copyright 2001-2008, Haiku Inc. All Rights Reserved.
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* Distributed under the terms of the Haiku License.
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*/
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#ifndef _PTHREAD_H_
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#define _PTHREAD_H_
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#include <time.h>
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typedef int pthread_t;
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typedef struct _pthread_attr *pthread_attr_t;
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typedef struct _pthread_mutex *pthread_mutex_t;
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typedef struct _pthread_mutexattr *pthread_mutexattr_t;
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typedef struct _pthread_cond *pthread_cond_t;
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typedef struct _pthread_condattr *pthread_condattr_t;
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typedef int pthread_key_t;
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typedef struct _pthread_once pthread_once_t;
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typedef struct _pthread_rwlock *pthread_rwlock_t;
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typedef struct _pthread_rwlockattr *pthread_rwlockattr_t;
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typedef struct _pthread_barrier *pthread_barrier_t;
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typedef struct _pthread_barrierattr *pthread_barrierattr_t;
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typedef struct _pthread_spinlock *pthread_spinlock_t;
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struct _pthread_once {
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int state;
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pthread_mutex_t mutex;
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};
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enum pthread_mutex_type {
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PTHREAD_MUTEX_DEFAULT,
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PTHREAD_MUTEX_NORMAL,
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PTHREAD_MUTEX_ERRORCHECK,
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PTHREAD_MUTEX_RECURSIVE,
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};
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enum pthread_process_shared {
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PTHREAD_PROCESS_PRIVATE,
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PTHREAD_PROCESS_SHARED,
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};
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/*
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* Flags for threads and thread attributes.
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*/
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#define PTHREAD_DETACHED 0x1
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#define PTHREAD_SCOPE_SYSTEM 0x2
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#define PTHREAD_INHERIT_SCHED 0x4
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#define PTHREAD_NOFLOAT 0x8
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#define PTHREAD_CREATE_DETACHED PTHREAD_DETACHED
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#define PTHREAD_CREATE_JOINABLE 0
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#define PTHREAD_SCOPE_PROCESS 0
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#define PTHREAD_EXPLICIT_SCHED 0
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/*
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* Flags for cancelling threads
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*/
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#define PTHREAD_CANCEL_ENABLE 0
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#define PTHREAD_CANCEL_DISABLE 1
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#define PTHREAD_CANCEL_DEFERRED 0
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#define PTHREAD_CANCEL_ASYNCHRONOUS 2
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#define PTHREAD_CANCELED ((void *) 1)
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#define PTHREAD_NEEDS_INIT 0
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#define PTHREAD_DONE_INIT 1
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#define PTHREAD_ONCE_INIT { PTHREAD_NEEDS_INIT, NULL }
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#define PTHREAD_BARRIER_SERIAL_THREAD -1
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#define PTHREAD_PRIO_NONE 0
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#define PTHREAD_PRIO_INHERIT 1
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#define PTHREAD_PRIO_PROTECT 2
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//extern pthread_mutexattr_t pthread_mutexattr_default;
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/* private structure */
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struct __pthread_cleanup_handler {
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struct __pthread_cleanup_handler *previous;
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void (*function)(void *argument);
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void *argument;
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};
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#define pthread_cleanup_push(func, arg) \
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do { \
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struct __pthread_cleanup_handler __handler; \
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__handler.function = (func); \
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__handler.argument = (arg); \
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__pthread_cleanup_push_handler(&__handler);
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#define pthread_cleanup_pop(execute) \
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if (execute) \
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__handler.function(__handler.argument); \
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__pthread_cleanup_pop_handler(); \
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} while (0)
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern pthread_mutex_t _pthread_mutex_static_initializer(void);
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extern pthread_mutex_t _pthread_recursive_mutex_static_initializer(void);
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#define PTHREAD_MUTEX_INITIALIZER NULL
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#define PTHREAD_RECURSIVE_MUTEX_INITIALIZER \
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pthread_recursive_mutex_static_initializer();
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extern pthread_cond_t _pthread_cond_static_initializer(void);
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#define PTHREAD_COND_INITIALIZER _pthread_cond_static_initializer();
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/* mutex functions */
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extern int pthread_mutex_destroy(pthread_mutex_t *mutex);
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extern int pthread_mutex_getprioceiling(pthread_mutex_t *mutex, int *_priorityCeiling);
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extern int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr);
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extern int pthread_mutex_lock(pthread_mutex_t *mutex);
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extern int pthread_mutex_setprioceiling(pthread_mutex_t *mutex, int newPriorityCeiling,
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int *_oldPriorityCeiling);
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extern int pthread_mutex_timedlock(pthread_mutex_t *mutex, const struct timespec *spec);
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extern int pthread_mutex_trylock(pthread_mutex_t *mutex);
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extern int pthread_mutex_unlock(pthread_mutex_t *mutex);
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/* mutex attribute functions */
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extern int pthread_mutexattr_destroy(pthread_mutexattr_t *mutexAttr);
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extern int pthread_mutexattr_getprioceiling(pthread_mutexattr_t *mutexAttr, int *_priorityCeiling);
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extern int pthread_mutexattr_getprotocol(pthread_mutexattr_t *mutexAttr, int *_protocol);
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extern int pthread_mutexattr_getpshared(pthread_mutexattr_t *mutexAttr, int *_processShared);
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extern int pthread_mutexattr_gettype(pthread_mutexattr_t *mutexAttr, int *_type);
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extern int pthread_mutexattr_init(pthread_mutexattr_t *mutexAttr);
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extern int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *mutexAttr, int priorityCeiling);
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extern int pthread_mutexattr_setprotocol(pthread_mutexattr_t *mutexAttr, int protocol);
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extern int pthread_mutexattr_setpshared(pthread_mutexattr_t *mutexAttr, int processShared);
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extern int pthread_mutexattr_settype(pthread_mutexattr_t *mutexAttr, int type);
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/* condition variable functions */
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extern int pthread_cond_destroy(pthread_cond_t *cond);
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extern int pthread_cond_init(pthread_cond_t *cond, const pthread_condattr_t *attr);
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extern int pthread_cond_broadcast(pthread_cond_t *cond);
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extern int pthread_cond_signal(pthread_cond_t *cond);
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extern int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
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const struct timespec *abstime);
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extern int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex);
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/* condition variable attribute functions */
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extern int pthread_condattr_destroy(pthread_condattr_t *condAttr);
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extern int pthread_condattr_init(pthread_condattr_t *condAttr);
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extern int pthread_condattr_getpshared(const pthread_condattr_t *condAttr, int *processShared);
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extern int pthread_condattr_setpshared(pthread_condattr_t *condAttr, int processShared);
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/* misc. functions */
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extern int pthread_atfork(void (*prepare)(void), void (*parent)(void), void (*child)(void));
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extern int pthread_once(pthread_once_t *once_control, void (*init_routine)());
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/* thread attributes functions */
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extern int pthread_attr_destroy(pthread_attr_t *attr);
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extern int pthread_attr_init(pthread_attr_t *attr);
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extern int pthread_attr_getdetachstate(const pthread_attr_t *attr, int *detachstate);
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extern int pthread_attr_setdetachstate(pthread_attr_t *attr, int detachstate);
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/* thread functions */
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extern int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
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void *(*start_routine)(void*), void *arg);
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extern int pthread_detach(pthread_t thread);
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extern int pthread_equal(pthread_t t1, pthread_t t2);
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extern void pthread_exit(void *value_ptr);
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extern int pthread_join(pthread_t thread, void **_value);
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extern pthread_t pthread_self(void);
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extern int pthread_kill(pthread_t thread, int sig);
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extern int pthread_cancel(pthread_t thread);
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extern int pthread_setcancelstate(int state, int *_oldState);
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extern int pthread_setcanceltype(int type, int *_oldType);
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extern void pthread_testcancel(void);
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/* thread specific data functions */
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extern int pthread_key_create(pthread_key_t *key, void (*destructor)(void*));
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extern int pthread_key_delete(pthread_key_t key);
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extern void *pthread_getspecific(pthread_key_t key);
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extern int pthread_setspecific(pthread_key_t key, const void *value);
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/* private functions */
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extern void __pthread_cleanup_push_handler(
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struct __pthread_cleanup_handler *handler);
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extern struct __pthread_cleanup_handler *__pthread_cleanup_pop_handler(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _PTHREAD_ */
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