From: Charles Mills <cmills@...>
Date: 2005-07-22T13:10:57+09:00
Subject: Re: C extension makes things slower

Phil Tomson wrote:
> In article <20050721220545.GL2279@tux-chan>,
> Mauricio Fern�ndez  <mfp@acm.org> wrote:
> >On Fri, Jul 22, 2005 at 05:40:57AM +0900, Phil Tomson wrote:
> >> Oh, for the sake of complete documentation in case someone has similar
> >> questions in the future:
> >[...]
> >
> >Just one minor simplification (also, for the record):
> >
> >> static void aco_point_free(void* p){
> >>   free(p);
> >> }
> >> static VALUE aco_point_alloc(VALUE klass) {
> >>   VALUE object;
> >>   ACO_Point_Struct* point = (ACO_Point_Struct*)malloc(sizeof(
> >> ACO_Point_Struct));
> >>   object = Data_Wrap_Struct(klass,0,aco_point_free,point);
> >                                      ==============
> >                                          -1
> >This way, free() will be used (and you hence need no aco_point_free
> >function).
> >
>
> So you're saying it should be:
> object = Data_Wrap_Struct(klass,0,-1,point);
>
> or:
> object = Data_Wrap_Struct(klass,0,0,point);
>
> ?
>
> Phil

I think he is saying:
object = Data_Wrap_Struct(klass,0,free,point);

Using -1 instead of free is not supported in 1.9.

-Charlie