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Postings from August 2021
On Fri, 20 Aug 2021 13:09:00 +0000
Nicholas Clark <nick@ccl4.org> wrote:
> On Fri, Aug 20, 2021 at 11:55:00AM +0100, Paul "LeoNerd" Evans wrote:
> > The behaviour in perl's `eq` operator is exposed to XS authors via
> >
> > BOOL sv_eq(SV *left, SV *right);
> >
> > Nice and simple.
>
> That's not quite accurate. Overloaded comparison is handled one level
> out:
>
> PP(pp_seq)
> {
> dSP;
> tryAMAGICbin_MG(seq_amg, 0);
> {
> dPOPTOPssrl;
> SETs(boolSV(sv_eq_flags(left, right, 0)));
> RETURN;
> }
> }
Ah, yes I was aware of that but I didn't explain that in the email.
> That's probably sane, but:
> 1) What sv_eq_flags() is a better API
> 2) And if it isn't, it would be better if we exposed consistent API
Yes good ideas there - an sv_numeq_flags() would be better.
--
Paul "LeoNerd" Evans
leonerd@leonerd.org.uk | https://metacpan.org/author/PEVANS
http://www.leonerd.org.uk/ | https://www.tindie.com/stores/leonerd/
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