How To Install camlp4 on Debian 9
Introduction
In this tutorial we learn how to install camlp4 on Debian 9.
What is camlp4
camlp4 is:
Camlp4 is a software system for writing extensible parsers for programming languages. It provides a set of OCaml libraries that are used to define grammars as well as loadable syntax extensions of such grammars. Camlp4 stands for Caml Preprocessor and Pretty-Printer and one of its most important applications is the definition of domain-specific extensions of the syntax of OCaml.
This package contains CamlP4 executables for pre-processing and pretty-printing OCaml sources both interactively and in a batch fashion.
There are three methods to install camlp4 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 camlp4 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install camlp4 using apt-get by running the following command:
sudo apt-get -y install camlp4
Install camlp4 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install camlp4 using apt by running the following command:
sudo apt -y install camlp4
Install camlp4 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 camlp4 using aptitude by running the following command:
sudo aptitude -y install camlp4
How To Uninstall camlp4 on Debian 9
To uninstall only the camlp4 package we can use the following command:
sudo apt-get remove camlp4
Uninstall camlp4 And Its Dependencies
To uninstall camlp4 and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove camlp4
Remove camlp4 Configurations and Data
To remove camlp4 configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge camlp4
Remove camlp4 configuration, data, and all of its dependencies
We can use the following command to remove camlp4 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge camlp4
Dependencies
camlp4 have the following dependencies:
References
Summary
In this tutorial we learn how to install camlp4 package on Debian 9 using different package management tools: apt, apt-get and aptitude.