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#!/bin/bash
#
# prepare_doEnvironment.sh -- This function outputs a brief description
# of environment variables used by `centos-art.sh' script.
#
# Copyright (C) 2009, 2010, 2011 The CentOS Artwork SIG
#
# 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 prepare_doEnvironment {
# Verify `--packages' option.
if [[ $FLAG_ENVIRONMENT == 'false' ]];then
return
fi
# Print action message.
cli_printMessage "`gettext "Checking environment variables"`" --as-banner-line
local -a VARS
local -a INFO
local COUNT=0
# Define name of environment variables used by centos-art.sh
# script.
VARS[0]='EDITOR'
VARS[1]='TZ'
VARS[2]='TEXTDOMAIN'
VARS[3]='TEXTDOMAINDIR'
VARS[4]='LANG'
# Define description of environment variables.
INFO[0]="`gettext "Default text editor"`"
INFO[1]="`gettext "Default time zone representation"`"
INFO[2]="`gettext "Default domain used to retrieve translated messages"`"
INFO[3]="`gettext "Default directory used to retrive translated messages"`"
INFO[4]="`gettext "Default locale information"`"
until [[ $COUNT -eq ${#VARS[*]} ]];do
# Let user to reduce output using regular expression as
# reference.
if [[ ${VARS[$COUNT]} =~ $FLAG_FILTER ]];then
# Output list of environment variables using indirect
# expansion (what a beautiful feature!) to output variable
# value.
cli_printMessage "${INFO[$COUNT]}:"
cli_printMessage "${VARS[$COUNT]}=${!VARS[$COUNT]}" --as-response-line
fi
# Increment counter.
COUNT=$(($COUNT + 1))
done
}