shmsys.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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
* 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 1991 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI" /* from S5R2 1.3 */
#include <syscall.h>
#include <varargs.h>
/* shmsys dispatch argument */
#define SHMAT 0
#define SHMCTL 1
#define SHMDT 2
#define SHMGET 3
struct shmid_sv {
int shm_segsz;
unsigned short shm_lkcnt;
char pad[2];
short shm_lpid;
short shm_cpid;
unsigned short shm_nattch;
unsigned short shm_cnattch;
};
char *
int shmid;
char *shmaddr;
int shmflg;
{
}
{
int ret;
extern int errno;
return(-1);
}
if (buf == 0) {
} else {
n_buf.shm_cnattch = 0;
}
return(ret);
}
char *shmaddr;
{
}
{
}
int sysnum;
{
char *shmaddr;
switch (sysnum) {
case SHMAT:
case SHMCTL:
case SHMDT:
case SHMGET:
}
}