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- /* pthread.h: POSIX pthread interface
-
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
-
- Written by Marco Fuykschot <marco@ddi.nl>
-
- This file is part of Cygwin.
-
- This software is a copyrighted work licensed under the terms of the
- Cygwin license. Please consult the file "CYGWIN_LICENSE" for
- details. */
-
- #include <sys/types.h>
- #include <signal.h>
- #include <sched.h>
-
- #ifndef _PTHREAD_H
- #define _PTHREAD_H
-
- #ifdef __cplusplus
- extern "C"
- {
- #endif
-
-
- /* Defines. (These are correctly defined here as per
- http://www.opengroup.org/onlinepubs/7908799/xsh/pthread.h.html */
-
- /* FIXME: this should allocate a new cond variable, and return the value that
- would normally be written to the passed parameter of pthread_cond_init(lvalue, NULL); */
- /* #define PTHREAD_COND_INITIALIZER 0 */
-
- #define PTHREAD_DESTRUCTOR_ITERATIONS 1
- /* Tls has 64 items for pre win2000 - and we don't want to use them all :]
- * Before committing discuss this with the list
- */
- #define PTHREAD_KEYS_MAX 32
- /* the default : joinable */
-
- #define PTHREAD_CANCEL_ASYNCHRONOUS 1
- /* defaults are enable, deferred */
- #define PTHREAD_CANCEL_ENABLE 0
- #define PTHREAD_CANCEL_DEFERRED 0
- #define PTHREAD_CANCEL_DISABLE 1
- #define PTHREAD_CANCELED ((void *)-1)
- /* this should be a value that can never be a valid address */
- #define PTHREAD_COND_INITIALIZER (pthread_cond_t)21
- #define PTHREAD_CREATE_DETACHED 1
- /* the default : joinable */
- #define PTHREAD_CREATE_JOINABLE 0
- #define PTHREAD_EXPLICIT_SCHED 1
- #define PTHREAD_INHERIT_SCHED 0
- #define PTHREAD_MUTEX_RECURSIVE 0
- #define PTHREAD_MUTEX_ERRORCHECK 1
- #define PTHREAD_MUTEX_NORMAL 2
- #define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_ERRORCHECK
- /* this should be too low to ever be a valid address */
- #define PTHREAD_MUTEX_INITIALIZER (pthread_mutex_t)20
- #define PTHREAD_ONCE_INIT { PTHREAD_MUTEX_INITIALIZER, 0 }
- #define PTHREAD_PRIO_INHERIT
- #define PTHREAD_PRIO_NONE
- #define PTHREAD_PRIO_PROTECT
- #define PTHREAD_PROCESS_SHARED 1
- #define PTHREAD_PROCESS_PRIVATE 0
- #define PTHREAD_RWLOCK_INITIALIZER (pthread_rwlock_t)22
- /* process is the default */
- #define PTHREAD_SCOPE_PROCESS 0
- #define PTHREAD_SCOPE_SYSTEM 1
-
-
- /* Attributes */
- int pthread_attr_destroy (pthread_attr_t *);
- int pthread_attr_getdetachstate (const pthread_attr_t *, int *);
- int pthread_attr_getinheritsched (const pthread_attr_t *, int *);
- int pthread_attr_getschedparam (const pthread_attr_t *, struct sched_param *);
- int pthread_attr_getschedpolicy (const pthread_attr_t *, int *);
- int pthread_attr_getscope (const pthread_attr_t *, int *);
- int pthread_attr_init (pthread_attr_t *);
- int pthread_attr_setdetachstate (pthread_attr_t *, int);
- int pthread_attr_setinheritsched (pthread_attr_t *, int);
- int pthread_attr_setschedparam (pthread_attr_t *, const struct sched_param *);
- int pthread_attr_setschedpolicy (pthread_attr_t *, int);
- int pthread_attr_setscope (pthread_attr_t *, int);
-
- #ifdef _POSIX_THREAD_ATTR_STACKADDR
- /* These functions may be implementable via some low level trickery. For now they are
- * Not supported or implemented. The prototypes are here so if someone greps the
- * source they will see these comments
- */
- int pthread_attr_getstackaddr (const pthread_attr_t *, void **);
- int pthread_attr_setstackaddr (pthread_attr_t *, void *);
- #endif
-
- #ifdef _POSIX_THREAD_ATTR_STACKSIZE
- int pthread_attr_getstacksize (const pthread_attr_t *, size_t *);
- int pthread_attr_setstacksize (pthread_attr_t *, size_t);
- #endif
-
- int pthread_cancel (pthread_t);
- /* Macros for cleanup_push and pop;
- * The function definitions are
- void pthread_cleanup_push (void (*routine)(void*), void *arg);
- void pthread_cleanup_pop (int execute);
- */
- typedef void (*__cleanup_routine_type) (void *);
- typedef struct _pthread_cleanup_handler
- {
- __cleanup_routine_type function;
- void *arg;
- struct _pthread_cleanup_handler *next;
- } __pthread_cleanup_handler;
-
- void _pthread_cleanup_push (__pthread_cleanup_handler *handler);
- void _pthread_cleanup_pop (int execute);
-
- #define pthread_cleanup_push(_fn, _arg) { __pthread_cleanup_handler __cleanup_handler = \
- { _fn, _arg, NULL }; \
- _pthread_cleanup_push( &__cleanup_handler );
- #define pthread_cleanup_pop(_execute) _pthread_cleanup_pop( _execute ); }
-
- /* Condition variables */
- int pthread_cond_broadcast (pthread_cond_t *);
- int pthread_cond_destroy (pthread_cond_t *);
- int pthread_cond_init (pthread_cond_t *, const pthread_condattr_t *);
- int pthread_cond_signal (pthread_cond_t *);
- int pthread_cond_timedwait (pthread_cond_t *,
- pthread_mutex_t *, const struct timespec *);
- int pthread_cond_wait (pthread_cond_t *, pthread_mutex_t *);
- int pthread_condattr_destroy (pthread_condattr_t *);
- int pthread_condattr_getpshared (const pthread_condattr_t *, int *);
- int pthread_condattr_init (pthread_condattr_t *);
- int pthread_condattr_setpshared (pthread_condattr_t *, int);
-
- int pthread_create (pthread_t *, const pthread_attr_t *,
- void *(*)(void *), void *);
- int pthread_detach (pthread_t);
- int pthread_equal (pthread_t, pthread_t);
- void pthread_exit (void *);
- int pthread_getschedparam (pthread_t, int *, struct sched_param *);
- 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);
-
- /* Mutex's */
- int pthread_mutex_destroy (pthread_mutex_t *);
- int pthread_mutex_getprioceiling (const pthread_mutex_t *, int *);
- int pthread_mutex_init (pthread_mutex_t *, const pthread_mutexattr_t *);
- int pthread_mutex_lock (pthread_mutex_t *);
- int pthread_mutex_setprioceiling (pthread_mutex_t *, int, int *);
- 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 *, int *);
- int pthread_mutexattr_getprotocol (const pthread_mutexattr_t *, int *);
- int pthread_mutexattr_getpshared (const pthread_mutexattr_t *, int *);
- int pthread_mutexattr_gettype (const pthread_mutexattr_t *, int *);
- 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);
-
- /* RW Locks */
- int pthread_rwlock_destroy (pthread_rwlock_t *rwlock);
- int pthread_rwlock_init (pthread_rwlock_t *rwlock, const pthread_rwlockattr_t *attr);
- int pthread_rwlock_rdlock (pthread_rwlock_t *rwlock);
- int pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock);
- int pthread_rwlock_wrlock (pthread_rwlock_t *rwlock);
- int pthread_rwlock_trywrlock (pthread_rwlock_t *rwlock);
- int pthread_rwlock_unlock (pthread_rwlock_t *rwlock);
- int pthread_rwlockattr_init (pthread_rwlockattr_t *rwlockattr);
- int pthread_rwlockattr_getpshared (const pthread_rwlockattr_t *attr,
- int *pshared);
- int pthread_rwlockattr_setpshared (pthread_rwlockattr_t *attr, int pshared);
- int pthread_rwlockattr_destroy (pthread_rwlockattr_t *rwlockattr);
-
- int pthread_once (pthread_once_t *, void (*)(void));
-
- /* Concurrency levels - X/Open interface */
- int pthread_getconcurrency (void);
- int pthread_setconcurrency (int);
-
-
- pthread_t pthread_self (void);
- int pthread_setcancelstate (int, int *);
- int pthread_setcanceltype (int, int *);
- int pthread_setschedparam (pthread_t, int, const struct sched_param *);
- int pthread_setspecific (pthread_key_t, const void *);
- void pthread_testcancel (void);
-
- /* Non posix calls */
-
- int pthread_suspend (pthread_t);
- int pthread_continue (pthread_t);
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif /* _PTHREAD_H */
-