pps-tools software package provides LinuxPPS support tools and headers, 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 pps-tools
pps-tools is installed in your system.
Make ensure the pps-tools package were installed using the commands given below,
$ sudo dpkg-query -l | grep pps-tools *
You will get with pps-tools package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | pps-tools |
| Version | 0.20120406+g0deb9c7e-2 |
| Description | LinuxPPS support tools and headers |
| Sub Section | devel |