|Copyright P. Simon Tuffs, 2004. All
Rights Reserved.||CDD Version 0.1.0, PHP Version 5.3.3|
CDD is Copyright 2004, P. Simon Tuffs, All Rights Reserved. The software and documetatation
are licensed to you under terms of the GNU General Public License (GPL), which is available for
We are not lawyers, and what follows is not intended as legal advice.
However, we did write this software. Our interpretation of the GPL as regards your use of CDD
is as follows:
If you're worried by any of this, consult a laywer. Good luck finding one who understands the
concepts of Free Software.
- You can download and use CDD in your web-site, without you having to place
your web-site content under the GPL. By using CDD you have merely placed it on the same
computer as your web-site content (aggregated it), and you are not distributing a modified
form of the software.
- If you download and modify CDD to enhance its capabilities, and then you use that
modified version in your web-site, you have in-effect published the modified version and are now required
to make that modified version available under terms of the GPL (but not your web-site content
Why not? Firstly, CDD makes great use of Flat-File DataBase
There are approximately 3200 lines of code reused from FFDB, CDD contributes approximately another
1800. Using FFDB greatly accelerated the development of CDD, and makes CDD a database-free
tool, greatly enhancing its portability and simplifying integration. Minor changes had to be made to FFDB
to integrate it with CDD, hence CDD became GPL.
For a tool like CDD, which has a wide potential for reuse, we believe the GPL is the appropriate license,
but we caution you to beware of the ramifications of the GPL before integrating CDD into a proprietary
We are considering offering CDD as a service for commercial users, which by the nature of 'separate address-spaces'
would allow properietary/commercial products to leverage CDD without suffering the consequences of the GPL