机房管理系统

				#!/bin/sh -				course_info()				{				 i=2				 while test $i -le 11				 do				   temp1=`sed -n ''$i','$i'p' /root/cms/dbfile/course_manage.txt`				   temp2=`sed -n ''$i','$i'p' /root/cms/dbfile/course_time.txt|cut -c 3,4`				   temp3=`sed -n ''$i','$i'p' /root/cms/dbfile/school_calendar.txt|cut -c 2,3,4`				   echo "$temp1$temp2$temp3">>/root/course_info.txt				   i=`expr $i \+ 1`				 done				}