colordiff software package provides tool to colorize diff output, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install colordiff
colordiff is installed in your system.
Make ensure the colordiff package were installed using the commands given below,
$ sudo dpkg-query -l | grep colordiff *
You will get with colordiff package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Text Processing |
| Package | colordiff |
| Version | 1.0.9-1 |
| Description | tool to colorize diff output |
| Sub Section | Text |