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	Wed, 09 Dec 2015 12:59:25 -0800 (PST)
Date:	Wed, 9 Dec 2015 21:59:18 +0100
From:	"Nicklas Karlsson (nicklas DOT karlsson17 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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> >> Hence, my position that something other than refdes is needed to
> >> identify "this symbol" or "that gate".  Tracking the lifetime of a
> >> symbol so you can refer to "the one I used back when" is the trick
> >> part I was asking about.
> >> 
> >> If we really want to cleanly support simple operations like "rename a
> >> part" we need to change gaf's dependency on the name identifying "the
> >> part", and start treating the refdes like any other generic attribute.
> > 
> > Perhaps gschem could assign an artificial or surrogate key to the symbol and store it in an attribute.
> 
> And then what happens when you make a copy?

A serial number increased each time an object is changed and if you make a copy it will be assigned the last number(s).

The serial number of course have to be stored, I do not like this approach, I guess rename is a special event and some kind of special handling might be better.

Nicklas Karlsson

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