months

UNIX[1].shell范例精解(第4版)_code

#!/bin/sh
# Scriptname: months
for month in Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
do
	for week in  1 2 3 4 
	do
	     echo -n "Processing the month of $month. Okay? "
	     read ans
	     if [ "$ans" = n  -o -z "$ans" ]
	     then
	          continue 2
	     else
	          echo -n "Process week $week of $month? "
	          read ans
	          if [ "$ans" = n -o -z "$ans" ] 
	          then
	               continue
	          else
	               echo "Now processing week $week of $month."
	               sleep 1
	                    # Commands go here
	               echo "Done processing..."
	          fi
	     fi
	done
done