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 47 FB10_COMPAT(_sem_init_compat, sem_init); 48 FB10_COMPAT(_sem_destroy_compat, sem_destroy); 49 FB10_COMPAT(_sem_getvalue_compat, sem_getvalue); 50 FB10_COMPAT(_sem_trywait_compat, sem_trywait); 51 FB10_COMPAT(_sem_wait_compat, sem_wait); 52 FB10_COMPAT(_sem_timedwait_compat, sem_timedwait); 53 FB10_COMPAT(_sem_post_compat, sem_post); 54 55 typedef struct sem *sem_t; 56 57 extern int _libc_sem_init_compat(sem_t *sem, int pshared, unsigned int value); 58 extern int _libc_sem_destroy_compat(sem_t *sem); 59 extern int _libc_sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 60 extern int _libc_sem_trywait_compat(sem_t *sem); 61 extern int _libc_sem_wait_compat(sem_t *sem); 62 extern int _libc_sem_timedwait_compat(sem_t * __restrict sem, 63 const struct timespec * __restrict abstime); 64 extern int _libc_sem_post_compat(sem_t *sem); 65 66 int _sem_init_compat(sem_t *sem, int pshared, unsigned int value); 67 int _sem_destroy_compat(sem_t *sem); 68 int _sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval); 69 int _sem_trywait_compat(sem_t *sem); 70 int _sem_wait_compat(sem_t *sem); 71 int _sem_timedwait_compat(sem_t * __restrict sem, 72 const struct timespec * __restrict abstime); 73 int _sem_post_compat(sem_t *sem); 74 75 int 76 _sem_init_compat(sem_t *sem, int pshared, unsigned int value) 77 { 78 return _libc_sem_init_compat(sem, pshared, value); 79 } 80 81 int 82 _sem_destroy_compat(sem_t *sem) 83 { 84 return _libc_sem_destroy_compat(sem); 85 } 86 87 int 88 _sem_getvalue_compat(sem_t * __restrict sem, int * __restrict sval) 89 { 90 return _libc_sem_getvalue_compat(sem, sval); 91 } 92 93 int 94 _sem_trywait_compat(sem_t *sem) 95 { 96 return _libc_sem_trywait_compat(sem); 97 } 98 99 int 100 _sem_wait_compat(sem_t *sem) 101 { 102 return _libc_sem_wait_compat(sem); 103 } 104 105 int 106 _sem_timedwait_compat(sem_t * __restrict sem, 107 const struct timespec * __restrict abstime) 108 { 109 return _libc_sem_timedwait_compat(sem, abstime); 110 } 111 112 int 113 _sem_post_compat(sem_t *sem) 114 { 115 return _libc_sem_post_compat(sem); 116 } 117