libgusb2 software package provides GLib wrapper around libusb1, 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 libgusb2
libgusb2 is installed in your system.
Make ensure the libgusb2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgusb2 *
You will get with libgusb2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libgusb2 |
| Version | 0.1.6-5 |
| Description | GLib wrapper around libusb1 |
| Sub Section | libs |