1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (C) 2005 David Xu <davidxu@freebsd.org>. 5 * Copyright (C) 2000 Jason Evans <jasone@freebsd.org>. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice(s), this list of conditions and the following disclaimer as 13 * the first lines of this file unmodified other than the possible 14 * addition of one or more copyright notices. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice(s), this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 27 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 29 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD$"); 35 36 #include "namespace.h" 37 #include <sys/types.h> 38 #include <sys/queue.h> 39 #include <errno.h> 40 #include <fcntl.h> 41 #include <pthread.h> 42 #include <stdlib.h> 43 #include <time.h> 44 #include <_semaphore.h> 45 #include "un-namespace.h" 46 47 #include "thr_private.h" 48 49 FB10_COMPAT(_sem_init_compat, sem_init); 50 FB10_COMPAT(_sem_destroy_compat, sem_destroy); 51 FB10_COMPAT(_sem_getvalue_compat, sem_getvalue); 52 FB10_COMPAT(_sem_trywait_compat, sem_trywait); 53 FB10_COMPAT(_sem_wait_compat, sem_wait); 54 FB10_COMPAT(_sem_timedwait_compat, sem_timedwait); 55 FB10_COMPAT(_sem_post_compat, sem_post); 56 57 typedef struct sem *sem_t; 58 59 extern int _libc_sem_init_compat(sem_t *sem, int pshared, unsigned int value); 60 extern int _libc_sem_destroy_compat(sem_t *sem); 61 extern int _libc_sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 62 extern int _libc_sem_trywait_compat(sem_t *sem); 63 extern int _libc_sem_wait_compat(sem_t *sem); 64 extern int _libc_sem_timedwait_compat(sem_t * __restrict sem, 65 const struct timespec * __restrict abstime); 66 extern int _libc_sem_post_compat(sem_t *sem); 67 68 int _sem_init_compat(sem_t *sem, int pshared, unsigned int value); 69 int _sem_destroy_compat(sem_t *sem); 70 int _sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 71 int _sem_trywait_compat(sem_t *sem); 72 int _sem_wait_compat(sem_t *sem); 73 int _sem_timedwait_compat(sem_t * __restrict sem, 74 const struct timespec * __restrict abstime); 75 int _sem_post_compat(sem_t *sem); 76 77 int 78 _sem_init_compat(sem_t *sem, int pshared, unsigned int value) 79 { 80 return _libc_sem_init_compat(sem, pshared, value); 81 } 82 83 int 84 _sem_destroy_compat(sem_t *sem) 85 { 86 return _libc_sem_destroy_compat(sem); 87 } 88 89 int 90 _sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval) 91 { 92 return _libc_sem_getvalue_compat(sem, sval); 93 } 94 95 int 96 _sem_trywait_compat(sem_t *sem) 97 { 98 return _libc_sem_trywait_compat(sem); 99 } 100 101 int 102 _sem_wait_compat(sem_t *sem) 103 { 104 return _libc_sem_wait_compat(sem); 105 } 106 107 int 108 _sem_timedwait_compat(sem_t * __restrict sem, 109 const struct timespec * __restrict abstime) 110 { 111 return _libc_sem_timedwait_compat(sem, abstime); 112 } 113 114 int 115 _sem_post_compat(sem_t *sem) 116 { 117 return _libc_sem_post_compat(sem); 118 } 119