#!/bin/bash
if [ $# -eq 0 ]
then
    echo "Jiri Kucera, A04321"
elif [ $# -eq 1 ]
then
    if [ $1 = -w ]
    then
	cat skript | tee a04321.sh | head -n 5
	echo 'Skript zapsan do souboru a04321.sh'
    fi
elif [ $# -gt 4 ]
then
    echo "Vice nez 4 parametry"
    if [ $# -gt 6 ]
    then
	echo "Dokonce vice nez 6"
    fi
elif [ $1 = -d ]
then
    if [ $# -eq 4 ]
    then
        echo "adresare v $2:"
	for adr in $2/*
        do
    	    if test -d $adr
	    then
		echo $adr
	    fi
	done
	
	if [ -d $4 ]
	then
	    echo Adresar $4 existuje
	else
	    echo "Adresar $4 neexistuje, bude vytvoren"
	    mkdir $4
	fi
	
	I=0
	cd $3
	for S in *.txt
	do
	    if [ $I -lt 2 ]
	    then
		cp $S ../$4/${S}.bak
		echo "$S zalohovano do $4"
	    fi
	    I=$[I+1]
	done
	cd ..
	
    else
	echo "skript -d <cesta1> <cesta2> <cesta3>"
    fi
fi