libcgi-psgi-perl software package provides Adapt CGI.pm to the PSGI protocol, 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 libcgi-psgi-perl
libcgi-psgi-perl is installed in your system.
Make ensure the libcgi-psgi-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libcgi-psgi-perl *
You will get with libcgi-psgi-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libcgi-psgi-perl |
| Version | 0.15-1 |
| Description | Adapt CGI.pm to the PSGI protocol |
| Sub Section | Perl |