#!/bin/sh

# Copyright (c) 1999 by Sun Microsystems, Inc.
# All rights reserved.
#
#pragma ident	"%Z%%M%	%I%	%E% SMI"

setvar UNAME_R = $(/usr/bin/uname -r)

setvar OS_MAJOR = $(echo $UNAME_R | /usr/bin/sed -e 's/^\([^.]*\).*/\1/)
setvar OS_MINOR = $(echo $UNAME_R | /usr/bin/sed -e 's/^[^.]*\.\([^.]*\).*/\1/)
setvar OS_VERSION = $(echo $UNAME_R | tr '.' '_)

cat <<< """ > new_os_version.h
#ifndef OS_VERSION_H
#define OS_VERSION_H

#define SUNOS_$OS_VERSION
#define OS_MAJOR $OS_MAJOR
#define OS_MINOR $OS_MINOR

#endif
"""
> new_os_version.h
#ifndef OS_VERSION_H
#define OS_VERSION_H

#define SUNOS_$OS_VERSION
#define OS_MAJOR $OS_MAJOR
#define OS_MINOR $OS_MINOR

#endif
EOF

if test -f os_version.h {
	if /usr/bin/cmp -s new_os_version.h os_version.h {
		/usr/bin/rm -f new_os_version.h
	} else {
		/usr/bin/rm -f os_version.h
		/usr/bin/mv new_os_version.h os_version.h
	}
} else {
	/usr/bin/mv new_os_version.h os_version.h
}