Re: [Chicken-users] Foreign pointers in chicken4

[Kon Lovett]

On Jun 3, 2009, at 1:29 AM, Alexey Bakhirkin wrote:

> I started porting cairo egg from chicken3 to chicken4 and encountered
> the following:
> Consider a pointe defned in the egg as follows (you can find the egg
> I'm working on here: http://bitbucket.org/mr_cat/cairo-chicken4/):
>
> (define-foreign-type cairo_t (pointer "cairo_t")
>    values
>    (cut tag-pointer <> 'cairo))
>
> I found out, that the code which uses this egg fails with
> "unbound-variable: tag-pointer" unless it also imports lolevel
> explicitly.
> Is it a bug or a feature? Or maybe I am doing something wrong?

None of the above. 'tag-pointer' is just defined in Unit lolevel so  
must be imported.

The Chicken 3 'cairo' egg did a '(require 'lolevel)' for the same  
reason.

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Best Wishes,
Kon