Re: gEDA-dev: netlist route styles

[John Doty <jpd@xxxxxxxxxxxxx>]

On Jun 3, 2008, at 10:35 AM, Peter Clifton wrote:

> On Tue, 2008-06-03 at 16:19 +0000, Kai-Martin Knaak wrote:
>> On Tue, 03 Jun 2008 08:41:09 -0600, John Doty wrote:
>>
>>>> stderr / stdout warning that there might be out-dated footprints  
>>>> for
>>>> certain files.
>>>
>>> Unacceptable. In a large project, such warnings are lost in the  
>>> spew.
>>
>> Those, who actually work on large projects will easily adapt and  
>> look for
>> these warnings, if they prove to contain critical information.  
>> grep and
>> awk are no rocket science.
>>
>>
>>> When I change a symbol to fix a pin assignment, part number,  
>>> footprint,
>>> underlying hierarchical schematic, etc., I expect that change to
>>> propagate.
>>
>> I don't -- at least not automatically and by default. This kind of  
>> change
>> all too easily breaks existing schematics or layouts. Because of  
>> this, I
>> prefer an update of symbols or footprints only if I explicitly choose
>> so.
>
> Given a fictional "Project environment", it should be possible (after
> editing a symbol file), that the tool you just closed would then  
> pop up
> some dialog:
>
> /----------------------------------------\
> | Update schematics                    |x|
> |----------------------------------------|
> | Update schematics with new version of  |
> | heuristic-algorithm-unit.sym           |
> |                                        |
> | hal9000.sch                    [x]     |
> | sal9000.sch                    [x]     |
> |                                        |
> |----------------------------------------|
> |   |Deselect all| |Select all| | OK  |  |
> \________________________________________/

What if I edit the symbol in a text editor? What if I decide that a  
project Y really needs the same symbol version as project X, and just  
copy the symbol file? Why make this complex and entangled when the  
project symbol repository makes it simple and modular?

>
>
>
> -- 
> Peter Clifton
>
> Electrical Engineering Division,
> Engineering Department,
> University of Cambridge,
> 9, JJ Thomson Avenue,
> Cambridge
> CB3 0FA
>
> Tel: +44 (0)7729 980173 - (No signal in the lab!)
>
>
>
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John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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