/media/sda-magnetic/david/david2/david2/Dokumente/informatik/linux/bash/0004/all.sh

#!/bin/bash 

l=$(ls)

for x in $l
do 
    if [ "$x" != "all.sh" ]
    then 
        if [ "$x" != "output.txt" ]
        then
            /bin/bash "$x" >> output.txt
        fi
    fi
done