1.check_user.sh
#!/bin/bash
echo "You are logged in as `whoami`";
if [ `whoami` != linuxtone ]; then
echo "Must be logged on as linuxtone to run this script."
exit
fi
echo "Running script at `date`"
2.do_continue.sh
#!/bin/bash
doContinue=n
echo "Do you really want to continue? (y/n)"
read doContinue
if [ "$doContinue" != y ]; then
echo "Quitting..."
exit
fi
echo "OK... we will continue."
3.hide_input.sh
#!/bin/bash
stty -echo
echo -n "Enter the database system password: "
read pw
stty echo
echo "$pw was entered"
4.is_a_directory.sh
#!/bin/bash
if [ -z "$1" ]; then
echo ""
echo " ERROR : Invalid number of arguments"
echo " Usage : $0 "
echo ""
exit
fi
if [ -d $1 ]; then
echo "$1 is a directory."
else
echo "$1 is NOT a directory."
fi
5.is_readable.sh
#!/bin/bash
if [ -z "$1" ]; then
echo ""
echo " ERROR : Invalid number of arguments"
echo " Usage : $0 "
echo ""
exit
fi
if [ ! -r $1 ]; then
echo "$1 is NOT readable."
else
echo "$1 is readable."
fi
6.print_args.sh
#!/bin/bash
#
# The shift command removes the argument nearest
# the command name and replaces it with the next one
#
while [ $# -ne 0 ]
do
echo $1
shift
done
