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        Sat, 18 Feb 2017 10:56:16 -0800 (PST)
Date: Sat, 18 Feb 2017 21:56:14 +0300
From: "Vladimir Zhbanov (vzhbanov AT gmail DOT com) [via geda-help AT delorie DOT com]" <geda-help AT delorie DOT com>
To: geda-help AT delorie DOT com
Subject: Re: [geda-help] Please help with multiple-pages schematics
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On Sat, Feb 18, 2017 at 11:29:39AM -0700, John Doty wrote:
> 
> On Feb 18, 2017, at 11:02 AM, Vladimir Zhbanov (vzhbanov AT gmail DOT com) [via geda-help AT delorie DOT com] <geda-help AT delorie DOT com> wrote:
> 
> > On Sat, Feb 18, 2017 at 10:39:06AM -0700, John Doty wrote:
> >> 
> >> On Feb 18, 2017, at 3:41 AM, Peter Clifton (petercjclifton AT googlemail DOT com) [via geda-help AT delorie DOT com] <geda-help AT delorie DOT com> wrote:
> >> 
> >>> 
> >>> On 18 February 2017 at 08:27, Vasily Olekhov (olekhov AT gmail DOT com) [via geda-help AT delorie DOT com] <geda-help AT delorie DOT com> wrote:
> >>> Thank you John, I've got your point.
> >>> Can you hint how should I reference CONN1 on the second page?
> >>> It should be the same component CONN1 from the first page.
> >>> 
> >>> This is a slightly unusual way of doing things. I _thought_ it should work, but having checked, it is actually generating a bad netlist.
> >>> 
> >>> My Windows dual-boot has gEDA 1.6.1..... so this could be some bug which is fixed since then. What version do you use?
> >>> 
> >> 
> >> This is a very old bug. I suppose it’s rarely encountered: most of us don’t try to do things that way. It’s still present in lepton pulled from git yesterday.
> > 
> > Yes, this is
> > 1) a misguiding abuse of components in schematics
> 
> On the other hand, we *do* allow the case of a “package” derived from multiple symbol instances. Here, Vasily is trying to use that freedom in a way that appears to make sense in his application.

Not for such cases, anyway. See (2). Such using can get confusing
even for the author after a while, especially when schematics are
large enough.

> 
> > 2) a bug in gnetlist consisting in having no check of package
> > consistency wrt the number of its pins and conflicting pinnumbers
> > (and pinseqs IIUC).
> 
> If we decide this is not allowed, the user should receive an error message rather than a bad netlist. Certainly, the back end should never encounter a pin connected to two different nets.

Yes. Bug reports are welcome.

-- 
  Vladimir