gEDA-user: Has anyone used SSOP28.fp?
L.J.H. Timmerman
bert.timmerman at xs4all.nl
Thu Jun 7 17:18:53 EDT 2007
Hi DJ and all,
First let's get this specified more in detail before this gets out of
hand.
What sort of content should the parser be agnostic of ?
Kind regards,
Bert Timmerman.
On Thu, 2007-06-07 at 16:06 -0400, DJ Delorie wrote:
> > Shouldn't the file format be forward compatible with a warning? if
> > an unknown parameter is introduced in the file format, pump out a
> > warning and continue?
>
> The problem is that pcb's file format is entirely defined by a yacc
> grammar. I.e. the grammar says "expect FOO or BAR or GRILL here" and
> if you give it any other token, you get a syntax error. A better file
> format would be something where the syntax is independent of the
> content, like what the menu resource uses, or (gak) XML. Then we
> could parse the whole file into a data structure (all at once or
> piecemeal), and interpret (or not) the data we get.
>
> Perhaps we could change the parser to be content-agnostic, though.
>
>
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