bash.5.0升级安装

报错信息ERROR: Bash 4.4 or later is required (you are using Bash 4.2).

CentOS7的bash版本太低需要更新bash版本

1.下载安装包

wget http://ftp.gnu.org/gnu/bash/bash-5.0.tar.gz

2.解压安装依赖

tar -zxvf bash-5.0.tar.gz -C  /usr/local/

 

yum -y install gcc make

3.进入目录

cd bash-5.0

4.编译安装

./configure && make && make install

5.创建软连接

mv /bin/bash /bin/bash.bak

ln -s /usr/local/bin/bash /bin/bash

6.查看版本信息

bash  --version