Oplossingen examen computersystemen 2 (praktijk Linux)

dfcolor.sh

#! /bin/bash
#
# Ben Bridts - 2013-03-18
#
reset='\e[0m'
red='\e[0;31m'
yellow='\e[1;33m'
blue='\e[0;34m'

regex="([[:digit:]]{1,3})[%]"




IFS=`echo -en '\n\r'`
for line in `df`
do
        if [ ${line:0:10} != "Filesystem" ] # headerline, no color
        then
                [[ $line =~ $regex ]]
                use=${BASH_REMATCH[1]}

                if [ $use -gt 90 ]
                then
                        echo -en $red
                elif [ $use -gt 70 ]
                then
                        echo -en $yellow
                elif [ $use -lt 10 ]
                then
                        echo -en $blue
                fi
        fi
        echo -e ${line}${reset}

done

getemail.sh

#! /bin/bash
#
# Ben Bridts - 2013-03-18
#

function funemail {
        grep -oe '\w[^ ]*@[^ ]*\w' $1
}

count=0
if [ -z $1 ] || [ ! -f $1 ]
then
        echo "Usage:          `basename ${0}` filename" >&2
        echo "Example:        `basename ${0}` /usr/share/copyright" >&2
else
        for line in `funemail $1`
        do
                echo $line
                count=$(($count +1))
        done
fi

echo "Er zijn $count e-mailadressen gevonden"