tmlock.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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI"
#include <unistd.h>
#include <string.h>
/*--------------------------------------------------------- */
/* the follwing are here so we can use routines in ulockf.c */
int Debug = 0;
char *Bnptr;
/* dummies for using uucp .o routines */
/*VARARGS*/
/*ARGSUSED*/
void
{}
void
cleanup(){}
/*ARGSUSED*/
void
{} /* so we can load ulockf() */
/*---------------------------------------------------------- */
extern int lockf();
/*
* lastname - If the path name starts with "/dev/",
* return the rest of the string.
* - Otherwise, return the last token of the path name
*/
char *
{
char *sp, *p;
sp += 5;
else
sp = ++p;
}
return (sp);
}
/*
* tm_lock(fd) - set advisory lock on the device
*/
int
{
extern int fd_mklock();
}
/*
* tm_checklock - check if advisory lock is on
*/
int
tm_checklock(int fd)
{
extern int fd_cklock();
}
/*
* check_session(fd) - check if a session established on fd
* return 1 if session exists, otherwise, return 0.
*
*/
int
check_session(int fd)
{
return(0);
else if (sid == 0)
return(0);
else
return(1);
}