diff options
Diffstat (limited to 'usr/src/lib/libbc/inc/include/sys/sem.h')
-rw-r--r-- | usr/src/lib/libbc/inc/include/sys/sem.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/usr/src/lib/libbc/inc/include/sys/sem.h b/usr/src/lib/libbc/inc/include/sys/sem.h deleted file mode 100644 index be304cc724..0000000000 --- a/usr/src/lib/libbc/inc/include/sys/sem.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 1986 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -/* Copyright (c) 1984 AT&T */ -/* All Rights Reserved */ - -#ifndef _sys_sem_h -#define _sys_sem_h - -#pragma ident "%Z%%M% %I% %E% SMI" - -/* - * IPC Semaphore Facility. - */ - -/* - * Semaphore Operation Flags. - */ -#define SEM_UNDO 010000 /* set up adjust on exit entry */ - -/* - * Semctl Command Definitions. - */ - -#define GETNCNT 3 /* get semncnt */ -#define GETPID 4 /* get sempid */ -#define GETVAL 5 /* get semval */ -#define GETALL 6 /* get all semval's */ -#define GETZCNT 7 /* get semzcnt */ -#define SETVAL 8 /* set semval */ -#define SETALL 9 /* set all semval's */ - -/* - * Structure Definitions. - */ - -/* - * There is one semaphore id data structure for each set of semaphores - * in the system. - */ - -struct semid_ds { - struct ipc_perm sem_perm; /* operation permission struct */ - struct sem *sem_base; /* ptr to first semaphore in set */ - ushort sem_nsems; /* # of semaphores in set */ - time_t sem_otime; /* last semop time */ - time_t sem_ctime; /* last change time */ -}; - -/* - * There is one semaphore structure for each semaphore in the system. - */ - -struct sem { - ushort semval; /* semaphore text map address */ - short sempid; /* pid of last operation */ - ushort semncnt; /* # awaiting semval > cval */ - ushort semzcnt; /* # awaiting semval = 0 */ -}; - -/* - * User semaphore template for semop system calls. - */ - -struct sembuf { - short sem_num; /* semaphore # */ - short sem_op; /* semaphore operation */ - short sem_flg; /* operation flags */ -}; - -/* - * 'arg' argument template for semctl system calls. - */ -union semun { - int val; /* value for SETVAL */ - struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */ - ushort *array; /* array for GETALL & SETALL */ -}; - -#endif /* !_sys_sem_h */ |