[r6rs-discuss] Importing set! into a single phase

From: Abdulaziz Ghuloum <aghuloum>
Date: Wed, 23 May 2007 12:54:04 -0400

On May 23, 2007, at 12:08 PM, AndrevanTonder wrote:

> According to section 9.1, the base library exports set! for levels
> 0 and 1.
> As a result, there does not seem to be any way that a client
> library can
> import set! into a single level.

Is it important in the explicitly-specified-"for"-import semantics
that set!
be exported for level 1? I don't remember why this is needed.

> One way of addressing this would be for the base library to remain as
> specified, but to provide an additional library separately that
> exports only
> set! at level 0.

Is restricting set! to a single phase so important as to warrant a
separate
library?

Aziz,,,
Received on Wed May 23 2007 - 12:54:04 UTC