otp.replace

#!/bin/bash -e
# ========================================================================
# Copyright (c) 2015-2016 T. R. Burghart.
# 
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
# 
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
# ========================================================================
#
# Install/replace an OTP instance from source.
#

readonly  sdir="$(cd "$(dirname "$0")" && pwd)"
readonly  sname="${0##*/}"
readonly  spath="$sdir/$sname"

usage()
{
    echo "Usage: $sname [-h{0|1|2}] [otp-path]" >&2
    exit 1
}

if [[ "$1" == -h[012] ]]
then
    hipe_switch="$1"
    shift
else
    unset hipe_switch
fi
[[ $# -gt 0 ]] || exec "$0" $hipe_switch "$(pwd)"

readonly  curdir="$(pwd)"

for otpsrc in "$@"
do
    cd "$otpsrc"
    "$sdir/otp.replace.as" $hipe_switch "$(pwd)" "$(basename "$(pwd)")"
    cd "$curdir"
done