ghkl software package provides diffractometer computation control application, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ghkl
ghkl is installed in your system.
Make ensure the ghkl package were installed using the commands given below,
$ sudo dpkg-query -l | grep ghkl *
You will get with ghkl package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Science |
| Package | ghkl |
| Version | 4.0.3-4 |
| Description | diffractometer computation control application |
| Sub Section | Science |