How To Install gengetopt on Ubuntu 22.04

In this tutorial we learn how to install gengetopt on Ubuntu 22.04. gengetopt is skeleton main.c generator

Introduction

In this tutorial we learn how to install gengetopt on Ubuntu 22.04.

What is gengetopt

gengetopt is:

gengetopt reads an interface description file, and writes a file containing a command-line parser function. gengetopt supports: long and short options, 11 types of parameters (including flag, int, double, string, and function call), and a usage message.

There are three methods to install gengetopt on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install gengetopt Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install gengetopt using apt-get by running the following command:

sudo apt-get -y install gengetopt

Install gengetopt Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install gengetopt using apt by running the following command:

sudo apt -y install gengetopt

Install gengetopt 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 Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install gengetopt using aptitude by running the following command:

sudo aptitude -y install gengetopt

How To Uninstall gengetopt on Ubuntu 22.04

To uninstall only the gengetopt package we can use the following command:

sudo apt-get remove gengetopt

Uninstall gengetopt And Its Dependencies

To uninstall gengetopt and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove gengetopt

Remove gengetopt Configurations and Data

To remove gengetopt configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge gengetopt

Remove gengetopt configuration, data, and all of its dependencies

We can use the following command to remove gengetopt configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge gengetopt

References

Summary

In this tutorial we learn how to install gengetopt package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.