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Diffstat (limited to 'include/mach/version.h')
| -rw-r--r-- | include/mach/version.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/mach/version.h b/include/mach/version.h new file mode 100644 index 0000000..ec12ea7 --- /dev/null +++ b/include/mach/version.h @@ -0,0 +1,68 @@ +/* + * 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 rights + * to redistribute these changes. + */ +/* + * Each kernel has a major and minor version number. Changes in + * the major number in general indicate a change in exported features. + * Changes in minor number usually correspond to internal-only + * changes that the user need not be aware of (in general). These + * values are stored at boot time in the machine_info strucuture and + * can be obtained by user programs with the host_info kernel call. + * This mechanism is intended to be the formal way for Mach programs + * to provide for backward compatibility in future releases. + * + * [ This needs to be reconciled somehow with the major/minor version + * number stuffed into the version string - mja, 5/8/87 ] + * + * Following is an informal history of the numbers: + * + * 25-March-87 Avadis Tevanian, Jr. + * Created version numbering scheme. Started with major 1, + * minor 0. + */ + +#define KERNEL_MAJOR_VERSION 4 +#define KERNEL_MINOR_VERSION 0 + +/* + * Version number of the kernel include files. + * + * This number must be changed whenever an incompatible change is made to one + * or more of our include files which are used by application programs that + * delve into kernel memory. The number should normally be simply incremented + * but may actually be changed in any manner so long as it differs from the + * numbers previously assigned to any other versions with which the current + * version is incompatible. It is used at boot time to determine which + * versions of the system programs to install. + * + * Note that the symbol _INCLUDE_VERSION must be set to this in the symbol + * table. On the VAX for example, this is done in locore.s. + */ + +/* + * Current allocation strategy: bump either branch by 2, until non-MACH is + * excised from the CSD environment. + */ +#define INCLUDE_VERSION 0 |