枯木的linux专栏

摘要： ###################RPM_CHECK1################# -->仅仅是检查单个rpm包是否安装，未安装的不能自动安装 #!/bin/bash # check rpm is installed or not uname -r rpm --version echo P=${1?" must specify package name."} rpm -qa "$P" > t1 my_size=$( wc -l < t1 ) echo " Size of report file is $my_size 阅读全文