frown software package provides LALR(k) parser generator for Haskell 98, 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 frown
frown is installed in your system.
Make ensure the frown package were installed using the commands given below,
$ sudo dpkg-query -l | grep frown *
You will get with frown package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | frown |
| Version | 0.6.1-14 |
| Description | LALR(k) parser generator for Haskell 98 |
| Sub Section | devel |