1.安装 bash-completion
yum install bash-completion
- 无法安装需要添加epel源
- centos 6
rpm -ivh http://mirrors.sohu.com/fedora-epel/6/i386/epel-release-6-8.noarch.rpm
- centos 5
rpm -ivh http://mirrors.opencas.cn/epel/5/i386/epel-release-5-4.noarch.rpm
- centos 6
2.使用前执行以下命令中的一条,或者重连服务器即可
. /etc/bash_completion
source /etc/bash_completion
3. 测试
[root@test ~]# yum [tab]
--assumeyes --config distro-sync groupinfo history --nogpgcheck reinstall search update
--cacheonly --debuglevel downgrade groupinstall info --noplugins --releasever --setopt upgrade
check deplist --enableplugin grouplist install --obsoletes remove shell --verbose
check-update --disableexcludes --enablerepo groupremove --installroot provides repolist --showduplicates version
clean --disableplugin --errorlevel help list --quiet resolvedep --skip-broken --version
--color --disablerepo --exclude --help makecache --randomwait --rpmverbosity --tolerant