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        Tue, 08 Dec 2015 11:02:28 -0800 (PST)
Date: Tue, 8 Dec 2015 22:02:26 +0300
From: "Vladimir Zhbanov (vzhbanov AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] gsch2pcb after refdes-renum? (If implemented
 syncronization detail)
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On Tue, Dec 08, 2015 at 07:26:29AM -1000, John Doty wrote:
> 
> On Dec 7, 2015, at 10:14 PM, Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
> 
> > To put a serial number on each symbol would work but change file format.
> 
> Nope. Just an attribute, but:
> 
> We’ve discussed this many times, and the problem is the unrestricted
> semantics of symbol instance copying. A program that put the necessary
> restrictions in place would no longer be gschem, and I expect it would
> be far less usable.

It would be just geda-gaf extension/module for using with pcb. If we'd
add checks for unique refdes or unique refdes-slot pairs to such a
module (like you've done in your new scripts for gnetlist), there would
be no need to argue it every time.

Cheers,
  Vladimir