[pro] substitution macro lisp extension?

[Daniel Weinreb]

How is this different from using an "inline" declaration?

Mark H. David wrote:
>   Is there any well-known implementation of a macro similar to old Lisp Machine's defsubst,
> but not as fancy, one that simply emits a macro after doing a reasonable, if less than
> perfect, attempt to do substitutions and guarantee first-to-last arg once-and-once-only evaluation?
>
> I realize that most people just use declare inline for this kind of thing.  Or define a macro like
> defsubst just to emit a defun with a declare-inline declaration.  I would like something that's
> different: something that always emits a macro def given a function-like semantics for
> args and body.
>
> It's a pretty simple thing, but I was wondering if it's sitting around in a library somewhere.
> What's out there?
>
> Thanks,
>
> Mark
>
>
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