How To Install libcmdliner-ocaml-dev on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libcmdliner-ocaml-dev on Ubuntu 20.04.
What is libcmdliner-ocaml-dev
libcmdliner-ocaml-dev is:
It provides a simple and compositional mechanism to convert command line arguments to OCaml values and pass them to your functions. The module automatically handles syntax errors, help messages and UNIX man page generation. It supports programs with single or multiple commands (like darcs or git) and respects most of the POSIX and GNU conventions.
This package contains the development modules you need to use Cmdliner in your programs.
There are three methods to install libcmdliner-ocaml-dev on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libcmdliner-ocaml-dev Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libcmdliner-ocaml-dev using apt-get by running the following command:
sudo apt-get -y install libcmdliner-ocaml-dev
Install libcmdliner-ocaml-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libcmdliner-ocaml-dev using apt by running the following command:
sudo apt -y install libcmdliner-ocaml-dev
Install libcmdliner-ocaml-dev 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 libcmdliner-ocaml-dev using aptitude by running the following command:
sudo aptitude -y install libcmdliner-ocaml-dev
How To Uninstall libcmdliner-ocaml-dev on Ubuntu 20.04
To uninstall only the libcmdliner-ocaml-dev package we can use the following command:
sudo apt-get remove libcmdliner-ocaml-dev
Uninstall libcmdliner-ocaml-dev And Its Dependencies
To uninstall libcmdliner-ocaml-dev and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libcmdliner-ocaml-dev
Remove libcmdliner-ocaml-dev Configurations and Data
To remove libcmdliner-ocaml-dev configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libcmdliner-ocaml-dev
Remove libcmdliner-ocaml-dev configuration, data, and all of its dependencies
We can use the following command to remove libcmdliner-ocaml-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libcmdliner-ocaml-dev
References
Summary
In this tutorial we learn how to install libcmdliner-ocaml-dev package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.