X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com X-Ironport-SBRS: None X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: A2GvAgBpFilW/52AA4Begza/YwENgVmGHQKBRTgUAQEBAQEBAQOBB0EMAYNhAQEEOk8LGAkTEg8Fd4gVBcVHAQEIAiGGd4R+hRQXgwOBFAWOCYgijRacLh8BAUKEIx6EaoINAQEB X-IronPort-AV: E=Sophos;i="5.20,183,1444719600"; d="scan'208";a="2983408" Date: Thu, 22 Oct 2015 10:02:59 -0700 From: Larry Doolittle To: geda-user AT delorie DOT com Subject: Re: [geda-user] A lesson from gnet-makefile Message-ID: <20151022170259.GA28154@recycle.lbl.gov> References: <201510220112 DOT t9M1Ccfq013731 AT envy DOT delorie DOT com> <201510220136 DOT t9M1a5Uw015222 AT envy DOT delorie DOT com> <201510220149 DOT t9M1nrIe016145 AT envy DOT delorie DOT com> <20151022023002 DOT GA25952 AT recycle DOT lbl DOT gov> <201510221643 DOT t9MGhFfg003310 AT envy DOT delorie DOT com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201510221643.t9MGhFfg003310@envy.delorie.com> User-Agent: Mutt/1.5.21 (2010-09-15) Reply-To: geda-user AT delorie DOT com Errors-To: nobody AT delorie DOT com X-Mailing-List: geda-user AT delorie DOT com X-Unsubscribes-To: listserv AT delorie DOT com Precedence: bulk DJ - On Thu, Oct 22, 2015 at 12:43:15PM -0400, DJ Delorie wrote: > One of our old problems is "how to tell where a short really is". > Perhaps that problem and "where is a star ground" are really the same > problem? We'd just need some way of saying "we expect these nets to > be shorted". No, that's the wrong answer, since it's exactly the same as having one net. We're looking for a way to say "we expect these nets to be shorted _in_exactly_one_place". And an acceptable solution involves specifying where that place is. - Larry