hsx2hs software package provides - preprocessor, 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 hsx2hs
hsx2hs is installed in your system.
Make ensure the hsx2hs package were installed using the commands given below,
$ sudo dpkg-query -l | grep hsx2hs *
You will get with hsx2hs package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Haskell |
| Package | hsx2hs |
| Version | 0.13.1-1 |
| Description | - preprocessor |
| Sub Section | Haskell |