#!/bin/bash

#

# cli_doParseArgumentsReDef.sh -- This function initiates/reset and

# sanitates positional parameters passed to this function and creates

# the the list of arguments that getopt will process.

#

# Copyright (C) 2009, 2010, 2011 The CentOS Project

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or (at

# your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function cli_doParseArgumentsReDef {

    local ARG

    # Clean up arguments global variable.

    ARGUMENTS=''

    # Fill up arguments global variable with current positional

    # parameter  information. To avoid interpretation problems, use

    # single quotes to enclose each argument (ARG) from command-line

    # idividually.

    for ARG in "$@"; do

        # Sanitate option arguments before process them.  Be sure that

        # no option argument does contain any single quote (U+0027)

        # inside; that would break option parsing.  Remember that we

        # are using single quotes to enclose option arguments in order

        # to let getopt to interpret option arguments with spaces

        # inside.  To solve this issue, we replace all single quotes

        # in the arguments list with their respective codification and

        # reverse the process back when doPrint them out.

        ARG=$(echo $ARG | sed "s/'/\\\0x27/g")

        # Concatenate arguments and encolose them to let getopt to

        # process them when they have spaces inside.

        ARGUMENTS="$ARGUMENTS '$ARG'"

    done

}