shell编程
下面这段 代码很经典和大家分享一下
#!/bin/ksh
leave=no
while [ $leave = no ]
do
clear
cat<<++
MAIN MENU
1)Print current working directory
2)List all files in current directory
3)Print taday's date and time
4)Display contents of a file
5)Create backup file copies
x)Exit
++
echo Please enter your selection $USER
read selection
case $selection in
1)pwd;;
2)ls -l;;
3)date;;
4)
echo "Enter a filename"
read fname
if [ -r $fname ]
then
more $fname
else
echo "menu:Cannot access file $fname"
fi
;;
5)
echo Enter filenames
read fnames
for fn in $fnames
do
if [ -r $fn ]
then
cp $fn $fn.bak
else
echo "menu:Cannot access file $fn"
fi
done
;;
x)leave=yes;;
*)echo "invalid choice .try again.";;
esac
echo "Press enter to continue \c"
read hold
done
exit 0
谁会做linux的驱动程序的加我qq175137218 谢谢!
