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Re: C-g while exiting the minibuffer

From: Stephen J. Turnbull
Subject: Re: C-g while exiting the minibuffer
Date: Mon, 02 Dec 2013 12:30:45 +0900

Stefan Monnier writes:

 > > Right.  So we'd need a safe implementation of delq and I wouldn't know
 > > how to do that reasonably via DOLIST.
 > Indeed, the FOREACH macro was designed for "read-only" traversals, just
 > like the DOLIST macro.  I don't think the hare/tortoise trick is
 > inapplicable, tho:

AFAIK XEmacs has done it that way for a decade.  To my inexpert eye,
your patch looks very much like the code we use.  For more info, call
Martin Buchholz (address@hidden).

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