find-mount-point-for-dir.sh

#!/bin/bash
#
# Author : Jon Zobrist <jon@jonzobrist.com>
# Homepage : http://www.jonzobrist.com
# License : BSD http://en.wikipedia.org/wiki/BSD_license
# Copyright (c) 2012, Jon Zobrist
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met: 
# 
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer. 
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution. 
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Purpose : given a path, default is current working directory, find all files named .deb and highlight their name only
# Usage : find-mount-point-for-dir.sh <DIR>
# Returns mount point
# If DEBUG is set in ENV or uncommented below, output is more verbose.
# DEBUG=1

if [ "${1}" ]
then
    DIR="${1}"
    MOUNT_POINT="$(df ${DIR} | grep '^\/dev' | awk '{ print $6 }')"
    if [ "${DEBUG}" ]
    then
        echo "${DIR} is mounted on ${MOUNT_POINT}"
    else
        echo "${MOUNT_POINT}"
    fi
else
    echo "Usage ${0} <dir|file>"
fi