Centos安装fish shell

官方的安装步骤

https://software.opensuse.org/download.html?project=shells%3Afish%3Arelease%3A3&package=fish

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对于 CentOS 8，请以根用户 root 运行下面命令：

cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/shells:fish:release:3/CentOS_8/shells:fish:release:3.repo
yum install fish

对于 CentOS 7，请以根用户 root 运行下面命令：

cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/shells:fish:release:3/CentOS_7/shells:fish:release:3.repo
yum install fish