LispForum

Download these files at

http://almy.us/xlisp.html

You can consider contacting author of the program directly. I only used Xlisp few times.

Destruct1, you're right - example you gave - construction of the new program code during runtime and evaluation - is actually more expressive (although syntactically more complicated) than macros. The advantage of macros is, as it is already said, they allow compilation. That is the essence. If you ...