Re: [Chicken-users] Problem with amb - or nice bug?

2008-10-31 Thread Tobia Conforto
Hello, I am learning scheme and am trying to implement the "amb" operator. Hi. That's great! Let me start with a piece of advice: consider learning syntax-rules, or hygienic, new-style macros instead of the old-style define-macro. Besides being Scheme's standard macro system, syntax-rules

Re: [Chicken-users] faster threading

2008-10-31 Thread F. Wittenberger
Hi all, Am Dienstag, den 28.10.2008, 11:37 +0100 schrieb Jörg F. Wittenberger: > If you agree to use smarter data structures in the scheduler, I'll take > my time to expand my proposal. Here we go! Attached a slightly modified scheduler.scm and a file rbtree.scm. > * At the end of the day, we m

[Chicken-users] Scheme workshop survey deadline changed to november 2

2008-10-31 Thread Marc Feeley
The Scheme workshop has been held every year since 2000 (http://www.schemeworkshop.org/ ). It is one of the main venues where the Scheme community can come together to discuss the Scheme programming language. Traditionally the workshop is co-located with the ICFP conference (the only excep

[Chicken-users] current base64 on chicken 3 incorrect?

2008-10-31 Thread Graham Fawcett
Hi folks, The current "base64" egg for Chicken 3 builds, but gives me incorrect results. The non-working version is by Bailey, ported by Felix. (I found an older version in Scheme by Felix that works correctly.) Sorry for not debugging the problem, but attached is a test program that runs (base64