Mail Archives: geda-user/2015/12/08/15:41:15
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On Dec 8, 2015, at 9:41 AM, 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.
>>=20
>> Nope. Just an attribute, but:
>>=20
>> We=92ve 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.
>>=20
>> John Doty Noqsi Aerospace, Ltd.
>> http://www.noqsi.com/
>> jpd AT noqsi DOT com
>=20
> I also think file format is better without the serial number. I guess =
most updates are idempotent and for this everything is fine, did you =
also discuss a mechanism to make sure rename happen only once?
There can=92t be a mechanism. Consider the case where page 2 is a =
variant of page 1, so in a shell we:
cp page1.sch page2.sch
gschem page2.sch
Or, how do you tell whether cut and paste represents a duplication =
operation or a move operation?
John Doty Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd AT noqsi DOT com
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