/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
* All Rights Reserved
*
* Portions of this source code were derived from Berkeley
* 4.3 BSD under license from the regents of the University of
* California.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "lint.h"
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <limits.h>
/*
* getdtablesize is implemented on top of getrlimit's
* RLIMIT_NOFILE feature. The current (Soft) limit is returned.
*/
int
getdtablesize(void)
{
struct rlimit rip;
if (getrlimit(RLIMIT_NOFILE, &rip) == -1)
return (-1); /* can't happen */
if (rip.rlim_cur == RLIM_INFINITY)
return (INT_MAX);
return ((int)rip.rlim_cur);
}