Extending Racket with new languages

http://hashcollision.org/brainfudge/

Nicely done tutorial on how Racket can be used to write new languages, with a syntax that significantly differs from S-expressions. Apparently, it's super easy.

>>4
>LISP fanatics have said its easy to implement a C interpreter with LISP macros.
Yes. Just write a parser C/C++.

Most problematic would be handling of 32-bit integers, because Lisp's fixnums are 30-bits and don't overflow.