How To Install readline on CentOS 7
Introduction
In this tutorial we learn how to install readline on CentOS 7.
What is readline
The Readline library provides a set of functions that allow users to edit command lines. Both Emacs and vi editing modes are available. The Readline library includes additional functions for maintaining a list of previously-entered command lines for recalling or editing those lines, and for performing csh-like history expansion on previous commands.
We can use yum or dnf to install readline on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install readline.
Install readline on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install readline using yum by running the following command:
sudo yum -y install readline
Install readline on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install readline using dnf by running the following command:
sudo dnf -y install readline
How To Uninstall readline on CentOS 7
To uninstall only the readline package we can use the following command:
sudo dnf remove readline
References
Summary
In this tutorial we learn how to install readline on CentOS 7 using yum and dnf.