bnfc software package provides Compiler front-end generator based on Labelled BNF, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bnfc
bnfc is installed in your system.
Make ensure the bnfc package were installed using the commands given below,
$ sudo dpkg-query -l | grep bnfc *
You will get with bnfc package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | bnfc |
| Version | 2.6.0.3-2 |
| Description | Compiler front-end generator based on Labelled BNF |
| Sub Section | devel |