1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#include "lint.h" 28#include "thr_uberdata.h" 29#include <sys/types.h> 30#include <sys/time.h> 31#include <errno.h> 32#include <synch.h> 33#include <sys/synch32.h> 34#include <sys/lwp.h> 35 36int 37_lwp_mutex_lock(mutex_t *mp) 38{ 39 if (set_lock_byte(&mp->mutex_lockw) == 0) 40 return (0); 41 return (___lwp_mutex_timedlock(mp, NULL, NULL)); 42} 43 44int 45_lwp_mutex_trylock(mutex_t *mp) 46{ 47 if (set_lock_byte(&mp->mutex_lockw) == 0) 48 return (0); 49 return (EBUSY); 50} 51 52int 53_lwp_sema_init(lwp_sema_t *sp, int count) 54{ 55 sp->sema_count = count; 56 sp->sema_waiters = 0; 57 sp->type = USYNC_PROCESS; 58 return (0); 59} 60 61int 62_lwp_sema_wait(lwp_sema_t *sp) 63{ 64 return (___lwp_sema_timedwait(sp, NULL, 0)); 65} 66 67int 68_lwp_suspend(lwpid_t lwpid) 69{ 70 extern int ___lwp_suspend(lwpid_t); 71 return (___lwp_suspend(lwpid)); 72} 73