1/* 2 * Copyright (C) 2005 David Xu <davidxu@freebsd.org>. 3 * Copyright (C) 2000 Jason Evans <jasone@freebsd.org>. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice(s), this list of conditions and the following disclaimer as 11 * the first lines of this file unmodified other than the possible 12 * addition of one or more copyright notices. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice(s), this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 25 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 27 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 28 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD$"); 33 34#include "namespace.h" 35#include <sys/types.h> 36#include <sys/queue.h> 37#include <errno.h> 38#include <fcntl.h> 39#include <pthread.h> 40#include <stdlib.h> 41#include <time.h> 42#include <_semaphore.h> 43#include "un-namespace.h" 44 45#include "thr_private.h" 46 47FB10_COMPAT(_sem_init_compat, sem_init); 48FB10_COMPAT(_sem_destroy_compat, sem_destroy); 49FB10_COMPAT(_sem_getvalue_compat, sem_getvalue); 50FB10_COMPAT(_sem_trywait_compat, sem_trywait); 51FB10_COMPAT(_sem_wait_compat, sem_wait); 52FB10_COMPAT(_sem_timedwait_compat, sem_timedwait); 53FB10_COMPAT(_sem_post_compat, sem_post); 54 55typedef struct sem *sem_t; 56 57extern int _libc_sem_init_compat(sem_t *sem, int pshared, unsigned int value); 58extern int _libc_sem_destroy_compat(sem_t *sem); 59extern int _libc_sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 60extern int _libc_sem_trywait_compat(sem_t *sem); 61extern int _libc_sem_wait_compat(sem_t *sem); 62extern int _libc_sem_timedwait_compat(sem_t * __restrict sem, 63 const struct timespec * __restrict abstime); 64extern int _libc_sem_post_compat(sem_t *sem); 65 66int _sem_init_compat(sem_t *sem, int pshared, unsigned int value); 67int _sem_destroy_compat(sem_t *sem); 68int _sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 69int _sem_trywait_compat(sem_t *sem); 70int _sem_wait_compat(sem_t *sem); 71int _sem_timedwait_compat(sem_t * __restrict sem, 72 const struct timespec * __restrict abstime); 73int _sem_post_compat(sem_t *sem); 74 75int 76_sem_init_compat(sem_t *sem, int pshared, unsigned int value) 77{ 78 return _libc_sem_init_compat(sem, pshared, value); 79} 80 81int 82_sem_destroy_compat(sem_t *sem) 83{ 84 return _libc_sem_destroy_compat(sem); 85} 86 87int 88_sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval) 89{ 90 return _libc_sem_getvalue_compat(sem, sval); 91} 92 93int 94_sem_trywait_compat(sem_t *sem) 95{ 96 return _libc_sem_trywait_compat(sem); 97} 98 99int 100_sem_wait_compat(sem_t *sem) 101{ 102 return _libc_sem_wait_compat(sem); 103} 104 105int 106_sem_timedwait_compat(sem_t * __restrict sem, 107 const struct timespec * __restrict abstime) 108{ 109 return _libc_sem_timedwait_compat(sem, abstime); 110} 111 112int 113_sem_post_compat(sem_t *sem) 114{ 115 return _libc_sem_post_compat(sem); 116} 117