xref: /illumos-gate/usr/src/ucbhead/sys/resource.h (revision 8c0b080c)

/*
 * 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 1997 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/

/*
 * University Copyright- Copyright (c) 1982, 1986, 1988
 * The Regents of the University of California
 * All Rights Reserved
 *
 * University Acknowledgment- Portions of this document are derived from
 * software developed by the University of California, Berkeley, and its
 * contributors.
 */

#ifndef _SYS_RESOURCE_H
#define	_SYS_RESOURCE_H

#ifndef _SYS_RUSAGE_H
#include <sys/rusage.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Process priority specifications to get/setpriority.
 */
#define	PRIO_MIN	-20
#define	PRIO_MAX	20

#define	PRIO_PROCESS	0
#define	PRIO_PGRP	1
#define	PRIO_USER	2

/*
 * Resource limits
 * RLIMIT_RSS removed so RLIMIT_NOFILE takes the value of 5
 * to stay compatible with svr4
 */
#define	RLIMIT_CPU	0		/* cpu time in milliseconds */
#define	RLIMIT_FSIZE	1		/* maximum file size */
#define	RLIMIT_DATA	2		/* data size */
#define	RLIMIT_STACK	3		/* stack size */
#define	RLIMIT_CORE	4		/* core file size */
#define	RLIMIT_NOFILE	5		/* maximum descriptor index + 1 */

#define	RLIM_NLIMITS	7		/* number of resource limits */

#define	RLIM_INFINITY	0x7fffffff

struct rlimit {
	int	rlim_cur;		/* current (soft) limit */
	int	rlim_max;		/* maximum value for rlim_cur */
};

#if defined(__STDC__)
extern int getpriority(int, int);
extern int setpriority(int, int, int);
extern int setrlimit(int, const struct rlimit *);
extern int getrlimit(int, struct rlimit *);
#else
extern int getpriority();
extern int setpriority();
extern int setrlimit();
extern int getrlimit();
#endif

#ifdef __cplusplus
}
#endif

#endif /* !_SYS_RESOURCE_H */