newlib-cygwin/winsup/cygwin/include/pthread.h

116 lines
3.7 KiB
C

/* pthread.h: POSIX pthread interface
Copyright 1996, 1997, 1998 Cygnus Solutions.
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>
#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_PROCESS_PRIVATE 0
#define PTHREAD_PROCESS_SHARED 1
#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
#define PTHREAD_CREATE_DETACHED 1
/* the default : joinable */
#define PTHREAD_CREATE_JOINABLE 0
/* these shouldn't be defined here but in sys/types.
* defining in sys/types mught also allow us to override them for the internal functions
* more easily (internal sys/types vs external sys/type - dev thoughts on this?
*/
typedef void *pthread_t;
typedef void *pthread_mutex_t;
typedef void *pthread_key_t;
typedef void *pthread_attr_t;
typedef void *pthread_mutexattr_t;
typedef void *pthread_condattr_t;
typedef void *pthread_cond_t;
/* ThreadCreation */
int pthread_create (pthread_t * thread, const pthread_attr_t * attr,
void *(*)(void *), void *arg);
int pthread_attr_init (pthread_attr_t * attr);
int pthread_attr_destroy (pthread_attr_t * attr);
int pthread_attr_setdetachstate (pthread_attr_t *, int);
int pthread_attr_getdetachstate (const pthread_attr_t *, int *);
int pthread_attr_setstacksize (pthread_attr_t * attr, size_t size);
int pthread_attr_getstacksize (pthread_attr_t * attr, size_t * size);
/* 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);
/* Thread Control */
int pthread_detach (pthread_t thread);
int pthread_join (pthread_t thread, void **value_ptr);
/* Thread Exit */
void pthread_exit (void *value_ptr);
/* Thread SpecificData */
int pthread_key_create (pthread_key_t *, void (*)(void *));
int pthread_key_delete (pthread_key_t * key);
int pthread_setspecific (pthread_key_t key, const void *value);
void *pthread_getspecific (pthread_key_t key);
/* Thread signal (should be in signal.h) */
int pthread_kill (pthread_t * thread, int sig);
int pthread_sigmask (int operation, const sigset_t * set,
sigset_t * old_set);
/* ID */
pthread_t pthread_self ();
int pthread_equal (pthread_t t1, pthread_t t2);
/* Mutexes */
int pthread_mutex_init (pthread_mutex_t * mutex,
const pthread_mutexattr_t *);
int pthread_mutex_lock (pthread_mutex_t * mutext);
int pthread_mutex_trylock (pthread_mutex_t * mutext);
int pthread_mutex_unlock (pthread_mutex_t * mutext);
int pthread_mutex_destroy (pthread_mutex_t * mutext);
#ifdef __cplusplus
}
#endif
#endif /* _PTHREAD_H */