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&optional args in DEFMACRO
- To: Scott E. Fahlman <Fahlman at CMU-CS-C>
- Subject: &optional args in DEFMACRO
- From: MOON at SCRC-TENEX
- Date: Fri, 01 Jul 1983 08:11:00 -0000
- Cc: common-lisp at su-ai
- In-reply-to: The message of Fri 1 Jul 1983 03:47 EDT from Scott E. Fahlman <Fahlman@CMU-CS-C>
The default values in defmacro are forms, to be evaluated if the corresponding
subform of the invocation of the macro is missing, not automatically-quoted
pieces of data. This provides the most generality. Admittedly this can be
confusing.