#!/usr/local/bin/bash

##
## This script is for local (cs.vu.nl) use only : the script
## creates a number of subdirectories in directory $HOME/dlp
## and copies a limited number of files from the pre-installed
## /home/dejavu/dlp hierarchy :
##
## /home/user/dlp/
##		dlp1r18K/
##			bin/
##				dlp
##				dlpc
##			classes/
##				dlpsys.jar
##			examples/
##				setvars.j122
##

declare -r -x TOOL=`basename $0`
declare -r -x DST_DIR=$HOME/dlp/dlp1r18K
declare -r -x SRC_DIR=/home/dejavu/dlp/dlp1r18K

function mesg
{
	echo $TOOL: $*
}

function home_dir
{
	if [ -z "$HOME" ]
	then
		mesg HOME environment variable not defined
		exit 1
	fi

	if [ -d $HOME ]
	then
		mesg home directory : $HOME
	else
		mesg invalid HOME environment variable
		exit 1
	fi
}

function make_dir
{
	if [ -d $1 ]
	then
		mesg "directory $1 exists"
	else
		mesg "creating directory $1"
		mkdir $1
	fi
}

function copy_dir
{
	mesg "cp -r $SRC_DIR/$1/*  $DST_DIR/$1/"
	cp -r $SRC_DIR/$1/* $DST_DIR/$1/
}

function from_dir
{
	mesg "cp -i $SRC_DIR/$1/$2  $DST_DIR/$1/"
	cp -i $SRC_DIR/$1/$2 $DST_DIR/$1/
}


home_dir
make_dir $HOME/dlp
make_dir $HOME/dlp/dlp1r18K
make_dir $HOME/dlp/dlp1r18K/bin
make_dir $HOME/dlp/dlp1r18K/classes
make_dir $HOME/dlp/dlp1r18K/examples

from_dir bin dlp
from_dir bin dlpc
from_dir classes dlpsys.jar
from_dir examples setvars.j122