Centos Linux获取已安装RPM包名称

#!/bin/bash
rpm -qa>/tmp/packages.rpmlist.tmp
cat /tmp/packages.rpmlist.tmp |
while read row; do
#echo $row
Name=`rpm -q --qf=%{name} $row`
echo $Name >>/tmp/rpmname.list.tmp
done
cat /tmp/rpmname.list.tmp |tr "\n" " ">>rpmname.list
rm -f /tmp/packages.rpmlist.tmp
rm -f /tmp/rpmname.list.tmp