[Sugar-devel] Full Licence field

Kevin Kofler kevin.kofler at chello.at
Thu Mar 19 13:56:02 EDT 2009

Simon Schampijer wrote:
> So, the point to ship a license per package is fine. I actually did not
> want to relax that. I had the technical problem to need to access the
> license field to be able to display it in a dialog inside Sugar.
> http://shell.sugarlabs.org/~erikos/licence_field.png
> And since - the file is placed in different places on each distro I
> wanted to see if a common place would be possible, makes sense. On
> Fedora this could have been in addition to the per package license
> field. Not very economic of course.

FWIW, KDE does exactly that.

/usr/share/kde4/apps/LICENSES/ (where /usr/share/kde4/apps is the KDE 4
application data directory, it can vary from distribution to distribution)
contains the following files (owned by kdelibs):
ARTISTIC  BSD       GPL_V2    GPL_V3    LGPL_V2   LGPL_V3   QPL_V1.0
The KAboutData class in kdelibs provides an enum which allows you to pick
one of these licenses. If the license is not one of those, the application
is responsible for loading the exact text of the license explicitly.

> Anyhow - while thinking about it, I was not even sure the displaying of
> the full license is correct/needed - or matches the guidelines. For
> example I have not seen something similar in GNOME.

KDE does it. (Try "Help / About (application name)" in a KDE application.
The name of the license is a link, clicking that link opens a dialog box
with the full text of the license.)

It's not a bad idea, but it isn't strictly needed either. (There are plenty
of GPLed applications which don't display the full text of the GPL in the

        Kevin Kofler

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