Re: The external interface for the parser piece

[Dan Sugalski]

At 09:10 AM 11/28/00 -1000, Tim Jenness wrote:
>On Mon, 27 Nov 2000, Dan Sugalski wrote:
>
> > ---------------
> >
> >    int perl6_parse(PerlInterp *interp,
> >                    void *source,
> >                    int flags,
> >                    void *extra_pointer);
> >
>
> > The third parameter is the flags parameter, and it's optional. If omitted
> > or set to PERL_CHAR_SOURCE, the second parameter is treated as a standard
> > null-terminated string. If set to PERL_COUNTED_SOURCE, the second 
> parameter
> > is treated as if it points to a stream of bytes, where the first four are
> > the length of the source to be read followed by the source. If set to
>
>Since you have a fourth argument couldn't that be used for the length
>of the byte stream rather than embedding that length into the byte stream
>itself? Makes more sense to me to separate the bytes from the length.

I'd rather the stream be self-contained, rather than needing an extra 
argument for the length. Counted strings aren't uncommon outside of C, and 
there's no reason a Fortran or COBOL (or Java, or...) program can't embed perl.

                                        Dan

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