GPL and closed source

Dale netxe456 at
Mon Jun 6 08:09:38 UTC 2011

I see. very complicated stuff!! thanks !

On Mon, Jun 6, 2011 at 10:37 AM, David Woolley
<forums at>wrote:

> David Woolley wrote:
>  No. If you really want to do this, the accepted way is to create two
>> programs that communicate by a documented message passing protocol (TCP or
>> pipes are typically used, and command line options can be part of the
>> calling interface.)
> Note this technique would breach the licence agreement for most of the
> closed source commercial libraries I've come across, because they generally
> have a clause forbidding the creation of programs to expose the actual
> capabilities of the library, rather than simply to use it to perform some
> application of its capabilities.
> --
> David Woolley
> Emails are not formal business letters, whatever businesses may want.
> RFC1855 says there should be an address here, but, in a world of spam,
> that is no longer good advice, as archive address hiding may not work.
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