bash

Bash Lab1
1:
if [ "$#" -ne 1 ]; then
    echo "Zle argumenty"
    exit 1
fi
cat $1
2:
if [ "$#" -ne 1 ]; then
    echo "./zad1_2.sh arg1"
    exit 1
fi
echo "Witaj" $1
3:
if [ "$#" -ne 1 ]; then
    echo "Witaj" $USER
    exit 1
fi
echo "Witaj" $1
4:
cat /etc/passwd
5:
if [ "$#" -ne 1 ]; then
    echo "./zad1_5.sh folder"
    exit 1
fi
if [ ! -d $1 ]; then
    echo "Nie ma folderu"
    exit 1
fi
tar -zcf $1_$(date +%d-%m-%Y_%H-%M) $1
6:
if [ "$#" -ne 2 ]; then
    echo "./zad1_6.sh tryb1/2 plik"
    exit 1
fi
if [ "$1" -eq 1 ]; then
    cat -n $2
    exit 1
elif [ "$1" -eq 2 ]; then
    cat -n $2 | tac
    exit 1
else
    echo "1 albo 2"
fi
7:
if [ "$#" -eq 0 ]; then
    echo "./zad1_7.sh plik1 plik2 ... plikn"
    exit 1
fi
for i in $@
do
    echo $i:
    cat $i
done
Bash Lab2
1:
for i in $(find . -name "*.sh" -type f); do
    if [ "$(head -1 ${i})" == "#!/bin/bash" ]; then
        echo "Plik '${i}'' posiada prawidlowa sciezke do interpretera"
    else
        echo "Plik '${i}'' nie posiada prawidlowej sciezki do interpretera"
    fi
done
2:
if [ "$#" -ne 1 ]; then
    echo "./zad2_2.sh rozmiar"
    exit 1
fi
for ((i=1; $i <= $1; i++)); do
    for ((j=1; $j <= $1; j++)); do
        ((wynik = $i * $j))
        echo "$i * $j = $wynik"
    done
done
3:
if [ "$#" -ne 1 ]; then
    echo "./zad2_3.sh katalog"
    exit 1
fi
for i in $(find $1 -type f); do
    if test -x $i; then
        ./$i
    fi
done
4:
var=0
while read -r x; do
    if [ ${#x} -gt $var ]; then
        var=${#x}
        t=$x
    fi
done
echo $var: $t
5:
if [ "$#" -lt 2 ]; then
    echo "./zad2_5.sh zrodlo plik1 plik2 .. plikn"
fi
for i in $@; do
    cp $1 $i
done
6:
if [ "$#" -lt 2 ]; then
    echo "./zad2_6.sh liczba1 liczba2"
    exit 1
fi
a=$1
b=$2
while [ $a -ne $b ]; do
    if [ $a -gt $b ]; then
        ((a=$a-$b))
    else
        ((b=$b-$a))
    fi
done
echo $a
7:
if [ "$#" -lt 2 ]; then
    echo "./zad2_7 kwota piniondz"
    exit 1
fi
((hajs=$2-$1))
if [ $hajs -lt 0 ]; then
    echo "Za malo hajsu"
    exit 1
fi
((piatki=$hajs/5))
((hajs=$hajs-$piatki*5))
for ((i=0;$i<$piatki;i++)); do
    echo "5"
done
if [ $hajs -gt 0 ]; then
    ((dwojki=$hajs/2))
    ((hajs=$hajs-$dwojki*2))
    for ((i=0;$i<$dwojki;i++)); do
        echo "2"
    done
    if [ $hajs -gt 0 ]; then
        echo "1"
    fi
fi
8:
while read -r x; do
    if [[ $x = *"/bin/bash"* ]]; then
        echo $x
    fi
done