Re: call-with-current-continuation

Jim Blandy (jimb@red-bean.com)
14 Aug 1998 12:15:04 -0400

> So call-with-current-continuation can only be unexpensive in scheme implemen-
> tations that are not based on a C-written library, but implement themselves?

It's more like: it's difficult to make call/cc efficient if you want
functions written in C to be able to call functions written in Scheme
and vice versa. You can do it, but then the C code has to be really
twisted.

Whether the implementation is written in C or not isn't so important.