gEDA-user: SO-28 follow up

[George M. Gallant, Jr.]

Peter,

I changed the name to xSO-28, SOIC-28 and they behaved correctly. Thanks
for duplicating
my results. 

George

On Sun, 2006-08-06 at 15:49 +0100, Peter C.J. Clifton wrote:

> On Aug 6 2006, George M. Gallant, Jr. wrote:
> 
> >Yesterday I posted a message regarding a failure in gsch2pcb when the
> >footprint
> >contained the string "SO-28". It seems that any footprint beginning with
> >"SO-"
> >will fail.
> 
> Hi,
> 
> I'm not a gschem2pcb expert, but AFIK, any footprint with "-" in the name 
> will cause a failure. When I did this, it ended up in what appeared to be 
> an infinite loop.
> 
> When working with oldlib footprints, the footprint name is fed as input to 
> GNU M4, which then expands the appropriate footprint macro to a newlib like 
> symbol. The "-" symbol is treated as M4 macro syntax somehow, which causes 
> GNU M4 to emit errors.
> 
> IIRC, each footprint in oldlib has an M4 macro of the same name, and the 
> "-" character doesn't appear to be legal in macro names.
> 
> My solution was to realise that none of the footprints I'd intended to use 
> actually had "-" in their oldlib names. If you have some newlib footprints 
> which do, perhaps there is some command line option to make gschem2pcb only 
> use newlib (I can't remember, and I'm not at my linux box at the moment).
> 
> Does anyone know if there is a way of escaping the "-" so it can appear in 
> an M4 macro name?
> 
> Peter Clifton
> 
> 
> 
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