简单的shell脚本

#!/bin/bash
set -x
count=1
port=10125
ip=125
PRE=100
DIR=`pwd`
destination=/home
while [ $count -le 3 ]
do
        dir=`expr $PRE + $count`
        reip="<shipDate>$ip</shipDate>"
        report="<USPrice>$port</USPrice>"
        mkdir $dir
        sed -e "s#<shi.*#$reip#" -e "s#<US.*#$report#" purchase.xml > purchase.t
        cp purchase.t $dir/purchase$count.t
        echo "$DIR/$dir/purchase$count.t" >> $destination/autostart.ini
        ip=$(($ip+1))
        port=$(($port+1))
        count=$(($count+1))
done