Re: Copyright notice

[Thomas Schwinge]

Hello!

On Wed, Jun 20, 2007 at 03:28:48PM +0200, Carl Fredrik Hammar wrote:
> I'm copying over some files from libstore to use as a base for
> libchannel, I'm rewriting part of them and I'm not sure how to treat
> the copyright notices, i.e. which parts to keep.
> 
> For instance the copyright notice in libstore/store.h is:
> 
>    Store I/O
> 
>    Copyright (C) 1995,96,97,98,99,2001,02,04,05 Free Software Foundation, Inc.
>    Written by Miles Bader <miles@gnu.org>
>    This file is part of the GNU Hurd.
> 
>    <rest of licence>
> 
> Which I changed to the following in libchannel/channel.h:
> 
>    Channel I/O
> 
>    Copyright (C) 1995,96,97,98,99,2001,02,04,05,07 Free Software Foundation, 
> Inc.
>    Written by Carl Fredrik Hammar <hammy.lite@gmail.com>
>    This file is part of the GNU Hurd.
> 
>    <rest of licence>
> 
> Would this be appropriate, or should I reset the copyright years?
> Should I keep Miles Bader as an author?

If you really copy a file you also keep the original file's copyright
status.  Then you could add something like ``Reworked for libchannel
by...'' after the ``Written by...'' line.


> Should I break the overly long copyright line?

Yes.  See `[Hurd]/fatfs/inode.c' for an example how I have done it.


Regards,
 Thomas

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