centos

1.安装zsh

yum install zsh -y

2.使用自动配置脚本

sh -c "$(wget https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh -O -)"

3.重新打开shell就是zsh了

MacOS

1.安装brew

/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

2.安装zsh

brew install zsh zsh-completions

3.使用自动配置脚本

wget https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh -O - | sh

4.重新打开shell就是zsh了

Oh My Zsh

这里自动脚本Oh My Zsh帮了大忙，省了很多事情，它的项目是https://github.com/robbyrussell/oh-my-zsh。