Annotation of XNU/osfmk/sys/version.h, revision 1.1.1.1

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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