Re: [Swig-user] Boolean expression as array size causing syntax error (Python and C)

[Stefan Z. <sz...@gm...>]

On Thu, Jul 28, 2011 at 4:29 PM, Shi Hu <fin...@gm...> wrote:

>
> Hi,
>
> I am trying to build a bridge between Python and C. I am not sure why I
> can't do this in my interface/header file: int array[(int) 3 > 2].
>
> In another word, it seems that SWIG can't take boolean expression as the
> size of an array. But this is legitimate in C.
>
> For details, when I do: swig -python example.i, SWIG gives example.i:9:
> Error: Syntax error in input(1) as the error message.
>

I don't think this is a big surprise.  For SWIG to process that correctly,
its parser would have to be a great deal more complex -- it would have to
evaluate the expression '(int) 3 > 2'.  I think that's beyond the scope of
this project.

Stefan