SHELL SCRIPT TO CHECK IF THE FILE HAS ALL PERMISSION

CHECK IF THE FILE HAS ALL PERMISSION:

  

echo "checking file permission"

read fn

if [ -r $fn -a -w $fn -a -x $fn ]

then

echo "The file has all permission"

else

echo "The file has not all permission"

fi

OUTPUT:

 

  [localhost ~]$ sh fileper.sh

checking file permission

pol.sh

The file has not all permission

[localhost ~]$ chmod 777 pol.sh

[localhost ~]$ sh fileper.sh

checking file permission

pol.sh

The file has all permission

[localhost ~]$