#!/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 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 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 2009 Sun Microsystems, Inc.  All rights reserved.

# Use is subject to license terms.

#

#

# Common script to unpack various source archives

#

# Arguments:

#   $1	archive name

#   $2	directory created from the archive

#   $3	optional final directory name

# 

FIND=${FIND:-/bin/find}

XARGS=${XARGS:-/bin/xargs}

CHMOD=${CHMOD:-/bin/chmod}

MV=${MV:-/usr/bin/mv}

case "${1}" in

	*.bz2)

		COMMAND=${BZIP:-/usr/bin/bzip2}

		COMMAND="${COMMAND} ${DECOMP_OPTS:--dc} ${1}"

		;;

	*.gz)

		COMMAND=${GZIP:-/usr/bin/gzip}

		COMMAND="${COMMAND} ${DECOMP_OPTS:--dc} ${1}"

		;;

	*.Z)

		COMMAND=${ZCAT:-/usr/bin/zcat}

		COMMAND="${COMMAND} ${1}"

		;;

	*.zip)

		COMMAND=${UNZIP:-/usr/bin/unzip}

		COMMAND="${COMMAND} ${DECOMP_OPTS:--qo} ${1}"

		;;

esac

case "${1}" in

	*.tar.*)

		COMMAND="${COMMAND} | ${TAR:-/usr/bin/tar}"

		COMMAND="${COMMAND} ${TAR_OPTS:-oxpf} -"

		;;

esac

/bin/sh -c "${COMMAND}"

if [ $# -ge 2 -a -d "${2}" ] ; then

	${FIND} "${2}" -type d | ${XARGS} -i ${CHMOD} 0755 "{}"

	${FIND} "${2}" -type f | ${XARGS} -i ${CHMOD} a+r "{}"

fi

if [ $# -eq 3 -a -d "${2}" -a ! -d "${3}" ] ; then

	${MV} -f "${2}" "${3}"

fi