calispel
[CSP]-like channels for common lisp. With blocking, optionally buffered channels and a "CSP select" statement.
Calispel is a Common Lisp library for thread-safe message-passing channels, in the style of the occam programming language.
Written by J.P. Larocque . Based on work by Roger Peppe and Russ Cox; see COPYRIGHT.txt for full attribution.
See doc/doc.html or doc/doc.txt for usage examples and a reference.