On Tue, Mar 11, 2003 at 08:58:35AM +0000 Steve Hay wrote:
> Just a quick question:
>
> Is there a "preferred way" to return a Boolean value from an XSUB?
>
> I could have an SV* function returning &PL_sv_yes/&PL_sv_no (or
> &PL_sv_undef?), or a bool function returning TRUE/FALSE, or even just an
> int function returning 1/0.
You can use the XSRETURN_YES and XSRETURN_NO macros for returning
booleans. They follow the conventions what Perl considers to be a true
or false value. Likewise, XSRETURN_UNDEF is a quick way to return undef
to the caller.
Tassilo
--
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$_=reverse,s+(?<=sub).+q#q!'"qq.\t$&."'!#+sexisexiixesixeseg;y~\n~~dddd;eval
