#!/bin/bash
######################################################################
#
#   sh_setVariableNames.sh -- This function standardizes presentation
#   of variable's names inside shell scripts.
#
# Copyright (C) 2009-2013 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.
#
######################################################################

function sh_setVariableNames {

    local -a COMMANDS

    # Write non-array variable names all in upper case and between
    # brackets. For example: ${VARIABLE} -> ${VARIABLE}
    COMMANDS[++((${#COMMANDS[*]}))]='s/\$(\w+\b|@)/${\U\1}/g'

    for COMMAND in ${COMMANDS[*]};do
        sed -r -i ${COMMAND} ${FILE}
    done

}