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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1993-1997 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 /* 28 * semaphore.h: 29 * 30 * definitions for thread synchronization primitives: 31 * mutexs, semaphores, condition variables, and readers/writer 32 * locks. 33 */ 34 35 #ifndef _SYS_SEMA_IMPL_H 36 #define _SYS_SEMA_IMPL_H 37 38 #ifndef _ASM 39 #include <sys/types.h> 40 #include <sys/machlock.h> 41 #endif /* _ASM */ 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 #ifndef _ASM 48 49 /* 50 * Semaphores. 51 */ 52 53 typedef struct _sema_impl { 54 struct _kthread *s_slpq; 55 int s_count; 56 } sema_impl_t; 57 58 #endif /* _ASM */ 59 60 #ifdef __cplusplus 61 } 62 #endif 63 64 #endif /* _SYS_SEMA_IMPL_H */ 65