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NeXTSTEP 3.3 (Developer)…68k, x86, SPARC, PA-RISC]
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policy.h
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C/C++ Source or Header
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1995-02-14
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2KB
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78 lines
/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* HISTORY
* $Log: policy.h,v $
* Revision 2.5 93/01/14 17:46:25 danner
* Cleanup.
* [92/06/10 pds]
*
* Revision 2.4 91/05/14 16:58:29 mrt
* Correcting copyright
*
* Revision 2.3 91/02/05 17:35:22 mrt
* Changed to new Mach copyright
* [91/02/01 17:20:11 mrt]
*
* Revision 2.2 90/06/02 14:59:37 rpd
* Created for new host/processor technology.
* [90/03/26 23:51:22 rpd]
*
* Cleanup changes.
* [89/08/02 dlb]
* Created.
* [89/07/25 18:47:00 dlb]
*
* Revision 2.3 89/10/15 02:05:50 rpd
* Minor cleanups.
*
* Revision 2.2 89/10/11 14:40:53 dlb
* Cleanup changes.
* [89/08/02 dlb]
*
*/
#ifndef _MACH_POLICY_H_
#define _MACH_POLICY_H_
/*
* mach/policy.h
*
* Definitions for scheduing policy.
*/
/*
* Policy definitions. Policies must be powers of 2.
*/
#define POLICY_TIMESHARE 1
#define POLICY_FIXEDPRI 2
#define POLICY_INTERACTIVE 4
#define POLICY_LAST 4
#define invalid_policy(policy) (((policy) <= 0) || ((policy) > POLICY_LAST))
#endif /* _MACH_POLICY_H_ */