How To Install btyacc on Ubuntu 20.04

In this tutorial we learn how to install btyacc on Ubuntu 20.04. btyacc is Backtracking parser generator based on byacc

Introduction

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

What is btyacc

btyacc is:

btyacc is a hacked version of the original Berkeley “byacc”. The main change to byacc is the addition of backtracking code, allowing you to try both alternatives in case of shift-reduce or reduce-reduce conflicts. As long as no backtracking takes place, speed is comparable to bison.

Additional features:

  • enhanced support for storing of text position information for tokens
  • closes the potential *yacc/bison memory leak during error recovery
  • preprocessor directives like %ifdef, %include
  • C++ friendly

Related packages: bison, byacc, antlr

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

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

sudo apt-get update

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

sudo apt-get -y install btyacc

Install btyacc Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install btyacc

Install btyacc 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 btyacc using aptitude by running the following command:

sudo aptitude -y install btyacc

How To Uninstall btyacc on Ubuntu 20.04

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

sudo apt-get remove btyacc

Uninstall btyacc And Its Dependencies

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

sudo apt-get -y autoremove btyacc

Remove btyacc Configurations and Data

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

sudo apt-get -y purge btyacc

Remove btyacc configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge btyacc

References

Summary

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