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Re: No cl-lib replacement for define-modify-macro?


From: Glenn Morris
Subject: Re: No cl-lib replacement for define-modify-macro?
Date: Tue, 06 Nov 2012 11:53:03 -0500
User-agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/)

Stefan Monnier wrote:

> The replacement is gv-letplace.

How do I write:

(define-modify-macro incf (&optional (n 1)) +)

using gv-letplace? (Forget about the "&optional" bit if necessary.)



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