xref: /illumos-gate/usr/src/cmd/arch/arch.sh (revision eb9a1df2aeb866bf1de4494433b6d7e5fa07b3ae)
1#!/usr/bin/sh
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License, Version 1.0 only
7# (the "License").  You may not use this file except in compliance
8# with the License.
9#
10# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11# or http://www.opensolaris.org/os/licensing.
12# See the License for the specific language governing permissions
13# and limitations under the License.
14#
15# When distributing Covered Code, include this CDDL HEADER in each
16# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17# If applicable, add the following below this CDDL HEADER, with the
18# fields enclosed by brackets "[]" replaced with your own identifying
19# information: Portions Copyright [yyyy] [name of copyright owner]
20#
21# CDDL HEADER END
22#
23#	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
24#	  All Rights Reserved
25
26
27#       Copyright(c) 1988, Sun Microsystems, Inc.
28#       All Rights Reserved
29
30#ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.2	*/
31
32# On sparc systems, arch returns sun4 (historical artifact)
33# while arch -k returns `uname -m`. On all other systems,
34# arch == arch -k == uname -m.
35
36USAGE="Usage: $0 [ -k | archname ]"
37UNAME=/usr/bin/uname
38ECHO=/usr/bin/echo
39
40case $# in
410)	OP=major;;
421)	case $1 in
43	-k)		OP=minor;;
44	-?)		$ECHO $USAGE;
45			exit 1;;
46	*)		OP=compat;;
47	esac;;
48*)	$ECHO $USAGE;
49	exit 1;;
50esac
51
52MINOR=`$UNAME -m`
53
54case `$UNAME -p` in
55sparc)  MAJOR=sun4;;
56*)	MAJOR=$MINOR;;
57esac
58
59case $OP in
60major)	$ECHO $MAJOR;;
61minor)	$ECHO $MINOR;;
62compat) [ $1 = $MAJOR ] ; exit ;;
63esac
64
65exit 0
66