How To Install byacc on Ubuntu 20.04

In this tutorial we learn how to install byacc on Ubuntu 20.04. byacc is public domain Berkeley LALR Yacc parser generator

Introduction

In this tutorial we learn how to install byacc on Ubuntu 20.04.

What is byacc

byacc is:

This package provides a parser generator utility that reads a grammar specification from a file and generates an LR(1) parser for it. The parsers consist of a set of LALR(1) parsing tables and a driver routine written in the C programming language. It has a public domain license which includes the generated C.

There are three methods to install byacc 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 byacc Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install byacc

Install byacc Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install byacc

Install byacc 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 byacc using aptitude by running the following command:

sudo aptitude -y install byacc

How To Uninstall byacc on Ubuntu 20.04

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

sudo apt-get remove byacc

Uninstall byacc And Its Dependencies

To uninstall byacc and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove byacc

Remove byacc Configurations and Data

To remove byacc configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge byacc

Remove byacc configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge byacc

References

Summary

In this tutorial we learn how to install byacc package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.