How To Install ksh on Debian 9
Introduction
In this tutorial we learn how to install ksh on Debian 9.
What is ksh
ksh is:
Ksh is a UNIX command interpreter (shell) that is intended for both interactive and shell script use. Its command language is a superset of the sh(1) shell language.
The 1993 version adds a number of new, mostly scripting related, features over the 1988 version that is typically distributed with commercial UNIX variants. For example, it has lexical scoping, compound variables, associative arrays, named references and floating point math.
The shcomp tool can be used to compile ksh scripts into a binary format.
There are three methods to install ksh on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install ksh Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install ksh using apt-get by running the following command:
sudo apt-get -y install ksh
Install ksh Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install ksh using apt by running the following command:
sudo apt -y install ksh
Install ksh Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install ksh using aptitude by running the following command:
sudo aptitude -y install ksh
How To Uninstall ksh on Debian 9
To uninstall only the ksh package we can use the following command:
sudo apt-get remove ksh
Uninstall ksh And Its Dependencies
To uninstall ksh and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove ksh
Remove ksh Configurations and Data
To remove ksh configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge ksh
Remove ksh configuration, data, and all of its dependencies
We can use the following command to remove ksh configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ksh
Dependencies
ksh have the following dependencies:
References
Summary
In this tutorial we learn how to install ksh package on Debian 9 using different package management tools: apt, apt-get and aptitude.