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Annotation of XNU/osfmk/sys/version.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * @OSF_COPYRIGHT@
        !            24:  */
        !            25: /*
        !            26:  * HISTORY
        !            27:  * 
        !            28:  * Revision 1.1.1.1  1998/09/22 21:05:49  wsanchez
        !            29:  * Import of Mac OS X kernel (~semeria)
        !            30:  *
        !            31:  * Revision 1.1.1.1  1998/03/07 02:25:59  wsanchez
        !            32:  * Import of OSF Mach kernel (~mburg)
        !            33:  *
        !            34:  * Revision 1.1.6.1  1994/09/23  03:13:55  ezf
        !            35:  *     change marker to not FREE
        !            36:  *     [1994/09/22  21:59:11  ezf]
        !            37:  *
        !            38:  * Revision 1.1.2.2  1993/06/03  00:18:34  jeffc
        !            39:  *     Added to OSF/1 R1.3 from NMK15.0.
        !            40:  *     [1993/06/02  21:31:15  jeffc]
        !            41:  * 
        !            42:  * Revision 1.1  1992/09/30  02:37:07  robert
        !            43:  *     Initial revision
        !            44:  * 
        !            45:  * $EndLog$
        !            46:  */
        !            47: /* CMU_HIST */
        !            48: /*
        !            49:  * Revision 2.4  91/05/14  17:40:52  mrt
        !            50:  *     Correcting copyright
        !            51:  * 
        !            52:  * Revision 2.3  91/02/05  17:57:18  mrt
        !            53:  *     Changed to new Mach copyright
        !            54:  *     [91/02/01  17:49:58  mrt]
        !            55:  * 
        !            56:  * Revision 2.2  90/01/19  14:35:31  rwd
        !            57:  *     Set version to 3.0 and set include version to 0
        !            58:  *     [89/12/10            rwd]
        !            59:  * 
        !            60:  * Revision 2.1  89/08/03  16:10:14  rwd
        !            61:  * Created.
        !            62:  * 
        !            63:  */ 
        !            64: /* CMU_ENDHIST */
        !            65: /* 
        !            66:  * Mach Operating System
        !            67:  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
        !            68:  * All Rights Reserved.
        !            69:  * 
        !            70:  * Permission to use, copy, modify and distribute this software and its
        !            71:  * documentation is hereby granted, provided that both the copyright
        !            72:  * notice and this permission notice appear in all copies of the
        !            73:  * software, derivative works or modified versions, and any portions
        !            74:  * thereof, and that both notices appear in supporting documentation.
        !            75:  * 
        !            76:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            77:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            78:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            79:  * 
        !            80:  * Carnegie Mellon requests users of this software to return to
        !            81:  *
        !            82:  *  Software Distribution Coordinator  or  [email protected]
        !            83:  *  School of Computer Science
        !            84:  *  Carnegie Mellon University
        !            85:  *  Pittsburgh PA 15213-3890
        !            86:  *
        !            87:  * any improvements or extensions that they make and grant Carnegie Mellon rights
        !            88:  * to redistribute these changes.
        !            89:  */
        !            90: /*
        !            91:  */
        !            92: 
        !            93: /*
        !            94:  *     Each kernel has a major and minor version number.  Changes in
        !            95:  *     the major number in general indicate a change in exported features.
        !            96:  *     Changes in minor number usually correspond to internal-only
        !            97:  *     changes that the user need not be aware of (in general).  These
        !            98:  *     values are stored at boot time in the machine_info strucuture and
        !            99:  *     can be obtained by user programs with the host_info kernel call.
        !           100:  *     This mechanism is intended to be the formal way for Mach programs
        !           101:  *     to provide for backward compatibility in future releases.
        !           102:  *
        !           103:  *     [ This needs to be reconciled somehow with the major/minor version
        !           104:  *       number stuffed into the version string - mja, 5/8/87 ]
        !           105:  *
        !           106:  *     Following is an informal history of the numbers:
        !           107:  *
        !           108:  *     25-March-87  Avadis Tevanian, Jr.
        !           109:  *             Created version numbering scheme.  Started with major 1,
        !           110:  *             minor 0.
        !           111:  */
        !           112: 
        !           113: #define KERNEL_MAJOR_VERSION   3
        !           114: #define KERNEL_MINOR_VERSION   0
        !           115: 
        !           116: /* 
        !           117:  *  Version number of the kernel include files.
        !           118:  *
        !           119:  *  This number must be changed whenever an incompatible change is made to one
        !           120:  *  or more of our include files which are used by application programs that
        !           121:  *  delve into kernel memory.  The number should normally be simply incremented
        !           122:  *  but may actually be changed in any manner so long as it differs from the
        !           123:  *  numbers previously assigned to any other versions with which the current
        !           124:  *  version is incompatible.  It is used at boot time to determine which
        !           125:  *  versions of the system programs to install.
        !           126:  *
        !           127:  *  Note that the symbol _INCLUDE_VERSION must be set to this in the symbol
        !           128:  *  table.  On the VAX for example, this is done in locore.s.
        !           129:  */
        !           130: 
        !           131: /*
        !           132:  * Current allocation strategy: bump either branch by 2, until non-MACH is
        !           133:  * excised from the CSD environment.
        !           134:  */
        !           135: #define        INCLUDE_VERSION 0

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