getmajor.sh revision 1ca932730d3439e527d5fe4a15444600d0df7e7e
#!/bin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright 2006 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
if [ $# -ne 1 ]
then
echo "Usage: `basename $0` modname" >&2
exit 2
fi
exec nawk -v a="$1" -v del='#' '$1 !~ /^#|^$/ && $1 == a { \
num = split($2, maj, del); \
if (num > 1) { print maj[1] } else { print $2 } \
found = 1; exit 0 } \
END {if (!found) exit 1}' < /etc/name_to_major