extra-cmake-modules software package provides Extra modules and scripts for CMake, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install extra-cmake-modules
extra-cmake-modules is installed in your system.
Make ensure the extra-cmake-modules package were installed using the commands given below,
$ sudo dpkg-query -l | grep extra-cmake-modules *
You will get with extra-cmake-modules package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Libraries |
| Package | extra-cmake-modules |
| Version | 5.18.0-0ubuntu1 |
| Description | Extra modules and scripts for CMake |
| Sub Section | Libs |