From: Andreas Schwab <schwab@suse.de>
To: rms@gnu.org
Cc: Sascha Wilde <wilde@sha-bang.de>, stefan@xsteve.at, emacs-devel@gnu.org
Subject: Re: Strange change in backquote expansion
Date: Sun, 19 Aug 2007 18:11:08 +0200 [thread overview]
Message-ID: <jeir7bh5cz.fsf@sykes.suse.de> (raw)
In-Reply-To: <E1IMn4T-0006lB-5d@fencepost.gnu.org> (Richard Stallman's message of "Sun\, 19 Aug 2007 11\:52\:09 -0400")
Richard Stallman <rms@gnu.org> writes:
> ``(,,@(list (list arg))))
>
> I don't think that is a meaningful expression. ,@ is supposed to be
> used inside of a list, to cause appending into that list. Using it
> after a comma means it isn't in any visible list.
If you consider ,a <=> (\, a) then it actually makes sense.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2007-08-19 16:11 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-18 21:34 Strange change in backquote expansion Sascha Wilde
2007-08-19 15:52 ` Richard Stallman
2007-08-19 16:11 ` Andreas Schwab [this message]
2007-08-20 15:16 ` Richard Stallman
2007-08-20 16:36 ` Stefan Monnier
2007-08-21 14:46 ` Richard Stallman
2007-08-21 14:57 ` David Kastrup
2007-08-21 18:11 ` Glenn Morris
2007-08-22 3:15 ` Richard Stallman
2007-08-21 19:26 ` Stefan Monnier
2007-08-22 3:15 ` Richard Stallman
2007-08-22 16:10 ` Stefan Monnier
2007-08-19 16:19 ` Johan Bockgård
2007-08-20 15:16 ` Richard Stallman
2007-08-20 4:16 ` Stefan Monnier
2007-08-21 19:09 ` Stefan Monnier
2007-08-21 19:45 ` Andreas Schwab
2007-08-22 14:58 ` Stefan Monnier
2007-08-22 16:57 ` Andreas Schwab
2007-08-22 18:36 ` Stefan Monnier
2007-08-22 20:33 ` Sascha Wilde
2007-08-22 20:36 ` Stefan Monnier
2007-08-26 6:33 ` Michael Olson
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