●语法设定:
compiler-macro-function name &optional environment => function
(setf (compiler-macro-function name &optional environment) new-function)
●参数和值:
name---a function name.
environment---an environment object.
function, new-function---a compiler macro function, or nil.
●详情:
Accesses the compiler macro function named name, if any, in the environment.
A value of nil denotes the absence of a compiler macro function named name.
●例子: None.
●受制于: 无。
●例外情况:
The consequences are undefined if environment is non-nil in a use of setf of compiler-macro-function.
●更多信息:
define-compiler-macro, Section 3.2.2.1 (Compiler Macros)
●说明: 无。