Return to semaphore.h CVS log

Up to [Apple XNU] / XNU / bsd / sys

Annotation of XNU/bsd/sys/semaphore.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*     @(#)semaphore.h 1.0     2/29/00         */
        !            23: 
        !            24: 
        !            25: 
        !            26: /* 
        !            27:  * semaphore.h - POSIX semaphores
        !            28:  *
        !            29:  * HISTORY
        !            30:  * 29-Feb-00   A.Ramesh at Apple
        !            31:  *     Created for Mac OS X
        !            32:  */
        !            33: 
        !            34: #ifndef        _SYS_SEMAPHORE_H_
        !            35: #define _SYS_SEMAPHORE_H_
        !            36: 
        !            37: typedef int sem_t;
        !            38: /* this should go in limits.h> */
        !            39: #define SEM_VALUE_MAX 32767
        !            40: #define SEM_FAILED -1
        !            41: 
        !            42: #ifndef KERNEL
        !            43: int sem_close(sem_t *);
        !            44: int sem_destroy(sem_t *);
        !            45: int sem_getvalue(sem_t *, int *);
        !            46: int sem_init(sem_t *, int, unsigned int);
        !            47: sem_t * sem_open(const char *, int, ...);
        !            48: int sem_post(sem_t *);
        !            49: int sem_trywait(sem_t *);
        !            50: int sem_unlink(const char *);
        !            51: int sem_wait(sem_t *);
        !            52: 
        !            53: #endif /* KERNEL */
        !            54: 
        !            55: #endif /* _SYS_SEMAPHORE_H_ */

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.