[plt-scheme] FFI and pointer manipulations

From: Geoffrey S. Knauth (geoff at knauth.org)
Date: Sun Feb 11 18:44:09 EST 2007

On Feb 11, 2007, at 17:02, Matthew Flatt wrote:
> C programmers have to know that all Scheme objects move.

What is the period of time that a C program can be assured that a  
Scheme object won't move?  Zero?  I can see that FFI is great, but if  
a Scheme object could move during an FFI call...

Geoffrey S. Knauth | http://knauth.org/gsk

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