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RE: BlueZ with ecos?
- From: Lars Viklund <lars dot viklund at axis dot com>
- To: harri dot siirtola at vtt dot fi
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Tue, 10 Dec 2002 17:37:14 +0100
- Subject: RE: [ECOS] BlueZ with ecos?
> From: Peter Vandenabeele [mailto:peter.vandenabeele@mind.be]
> Sent: den 9 december 2002 22:44
> To: harri.siirtola@vtt.fi
> Cc: ecos-discuss@sources.redhat.com
> Subject: Re: [ECOS] BlueZ with ecos?
>
>
> On Mon, Dec 09, 2002 at 02:13:30PM +0200, harri.siirtola@vtt.fi wrote:
> >
> > Has anyone tried to port this Bluetooth stack to run on
> ecos? I don't
> > know
> > much about BlueZ yet, it's based on Linux AFAIK so it could
> require quite
> > an amount of porting.
>
> Harri,
>
> From http://bluez.sourceforge.net/download/debian/woody/Packages
>
> >> Description: Library to use the BlueZ Linux Bluetooth
> stack BlueZ is
> >> the official Linux Bluetooth protocol stack. It is an Open Source
> >> project distributed under GNU General Public License (GPL).
>
> This means you are not allowed to import this into eCos and
> then distribute the combined program (the whole work) under
> the eCos 2.0
> license. You would be allowed to relicense the whole work
> under GPL (since eCos 2.0 is GPL compatible), but then you
> would have to also redistribute eCos and your entire "eCos
> application" (which is linked to eCos as a library) under the
> GPL license, which is
> maybe not what you want to do.
>
> This is a deliberate effect of the viral license of GPL that
> want to enforce other users of GPL licensed software to also
> "in return" license their code under a Free SW license with
> strong Copyleft.
>
> If you cannot accept that limitation, than you may need to
> look for another Bluetooth stack that is either available from
> a Closed source vendor or under BSD (or eCos 2.0 license if
> that would be the case) or have someone write it from scratch.
One alternative is the Axis Open BT stack (http://developer.axis.com/software/bluetooth/). It is licensed under GPL with an exception that allows linking with proprietary aplications, i.e. quite similar to the new eCos license.
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