unixowe-systemy-operacyjne/tabledata/ex1.sh

41 lines
736 B
Bash
Raw Normal View History

2023-05-08 16:18:28 +02:00
#!/bin/bash
# iterating line-by-line over the input file
2023-05-08 16:50:11 +02:00
#numOfPeople=`cat $1 | grep $2 | wc -l`
#echo "Num. of people from $2 is $numOfPeople"
2023-05-08 16:18:28 +02:00
echo "Podaj nazwę pliku z bazą danych"
read inPlikWej
echo "Podaj kraj, który wyszukać"
read inKraj
echo "Podaj minimalny wiek"
read inWiek
w=0
sz=0
2023-05-08 16:50:11 +02:00
# iterating line-by-line
while read line
do
name=`echo $line | cut -d " " -f 1`
age=`echo $line | cut -d " " -f 2`
country=`echo $line | cut -d " " -f 3`
if [ $name != "#" ]
then
w=$((w + 1))
if [ $country = "$inKraj" -a $age -ge $inWiek ]
then
sz=$((sz + 1))
echo "Person $name (from $country) is $age years old"
fi
fi
2023-05-08 16:50:11 +02:00
done < $inPlikWej
echo "There is statistically `echo "scale=2; $sz/$w*100.0" | bc -l` % of such persons"