gnat-4.6-sjlj software package provides GNU Ada compiler (setjump/longjump runtime library), 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 gnat-4.6-sjlj
gnat-4.6-sjlj is installed in your system.
Make ensure the gnat-4.6-sjlj package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnat-4.6-sjlj *
You will get with gnat-4.6-sjlj package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Development |
| Package | gnat-4.6-sjlj |
| Version | 4.6.3-1ubuntu3 |
| Description | GNU Ada compiler (setjump/longjump runtime library) |
| Sub Section | devel |