demo

#! /usr/bin/env bash


# Print an error message and exit.
panic()
{
	echo "ERROR: $@"
	exit 1
}


### create input file that will be pipelined to be compressed ####
echo "####the following input will be writte to a file called input.txt for compression###:" 

echo "This is a file created by the bash script with example input for the Huffmancoder program"

echo "This is a file created by the bash script with example input for the Huffmancoder program\n" >input.txt



# Get the directory in which the currently running script is located.
cmd_dir=$(dirname "$0") || panic "cannot determine command directory"




Huffmancoder="$cmd_dir/Huffmancoder"

$Huffmancoder -c <input.txt >compressed_demo.txt|| panic "encoding program failed"


$Huffmancoder -d <compressed_demo.txt >decompressed_demo.txt || panic "decoding program failed"

echo "###SUMMARY####"

echo "##ORIGINAL INPUT##:" 
cat input.txt 

echo "##Compressed data##"
cat compressed_demo.txt 

echo "DECOMPRESSED OUTPUT:"
cat decompressed_demo.txt

rm input.txt 
rm compressed_demo.txt
rm decompressed_demo.txt