zos-semaphore.cc File Reference

#include "zos-semaphore.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include <sys/modes.h>

Functions
unsigned int	__zsync_val_compare_and_swap32 (volatile unsigned int *__p, unsigned int __compVal, unsigned int __exchVal)
unsigned int	atomic_dec (volatile unsigned int *loc)
unsigned int	atomic_inc (volatile unsigned int *loc)
int	__sem_init (__sem_t *s0, int shared, unsigned int val)
int	__sem_post (__sem_t *s0)
int	__sem_trywait (__sem_t *s0)
int	__sem_timedwait (__sem_t *s0, const struct timespec *abs_timeout)
int	__sem_wait (__sem_t *s0)
int	__sem_destroy (__sem_t *s0)
int	__sem_getvalue (__sem_t *s0, int *sval)

Function Documentation

__sem_destroy()

int __sem_destroy

(

__sem_t *

s0

)

__sem_getvalue()

int __sem_getvalue	(	__sem_t *	s0,
		int *	sval
	)

__sem_init()

int __sem_init	(	__sem_t *	s0,
		int	shared,
		unsigned int	val
	)

TODO(itodorov) - zos: document these interfaces

__sem_post()

int __sem_post

(

__sem_t *

s0

)

__sem_timedwait()

int __sem_timedwait	(	__sem_t *	s0,
		const struct timespec *	abs_timeout
	)

__sem_trywait()

int __sem_trywait

(

__sem_t *

s0

)

__sem_wait()

int __sem_wait

(

__sem_t *

s0

)

__zsync_val_compare_and_swap32()

unsigned int __zsync_val_compare_and_swap32	(	volatile unsigned int *	__p,
		unsigned int	__compVal,
		unsigned int	__exchVal
	)

atomic_dec()

unsigned int atomic_dec

(

volatile unsigned int *

loc

)

atomic_inc()

unsigned int atomic_inc

(

volatile unsigned int *

loc

)