Shell Programming and Scripting

#!/bin/sh
# dmc.sh
#clear
# display menu
　
while :
do
echo "1. Display date and time."
echo "2. Display what users are doing."
echo "3. Display network connections."
echo "4. Contact IT Director."
echo "5. Contact System Administrator."
echo "6. Contact Help Desk."
echo "7. Show files in current directory."
echo "8. Show calendar."
echo "x. Exit"
# get input from the user
#
read -p "Enter your choice [ 1 - 8 or "x" to Exit ] " choice
#make decision using case and esac
case $choice in
1)
echo ""
echo "Today is $(date)"
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
2)
echo ""
echo "Current network connections are"
w
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
3)
echo ""
netstat -nat
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
4)
echo ""
dl0101="Doris Long"
dltele="921-555-0101"
echo "IT Director: $dl0101 phone: $dltele"
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
5)
echo ""
mf0202="Mark Filgo"
mftele="972-555-0202"
echo "System Director: $mf0202 phone: $mftele"
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
6)
echo ""
cp0303="Casandra Pitts"
cptele="972-555-5555"
echo "Help Desk Administrator: $cp0303 phone: $cptele"
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
7)
echo ""
echo "List files in PWD"; ls -l;
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
8)
echo ""
cal ;
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
ME=/home/cp0198/
;;
9)
/path/to/c_prog arg1 arg2
x)
echo ""
echo "Bye!"
echo ""
exit 0
;;
*)
echo ""
echo "Error: Invalid option..."
echo ""
read -p "Press [Enter] key to continue..." readEnterKey
;;
esac
echo "My our directory is $HOME."
echo "This is our current path: $PATH."
echo "This is our current server name is $HOSTNAME."
echo "This is our current operating system is $OSTYPE."
echo "The current user is $USER."
done

gcc -o dmcc dmcc.c