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From: Richard Stallman <rms@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: Qs on free variable occurrences
Date: Sun, 07 May 2006 01:00:52 -0400	[thread overview]
Message-ID: <E1FcbO0-0002Tx-Lb@fencepost.gnu.org> (raw)
In-Reply-To: <DNEMKBNJBGPAOPIJOOICEELHDFAA.drew.adams@oracle.com>

	    4. Byte-compiling the file gives no warning of the variable
	       being used as a free variable (in #3 and #4).

	    This is not a criticism, but a couple of questions.

	    a. Why #4? Is it because the byte-compiler cannot detect these
	       as free occurrences of the variable or is it intentional
	       (TRT)? If the latter, what's the rationale?

It is because the variable has a definition elsewhere.
(In the C code.)

I will add a comment to say so.

	    b. Is this coding style considered good or bad? In particular,
	       should `minibuffer-history-position' be declared a global
	       variable by giving it a defvar?

If it weren't used in the C code, that's what we'd do.

  reply	other threads:[~2006-05-07  5:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-01 21:25 Qs on free variable occurrences Drew Adams
2006-05-01 21:29 ` Drew Adams
2006-05-06 14:57   ` Drew Adams
2006-05-07  5:00     ` Richard Stallman [this message]
2006-05-07 14:54       ` Drew Adams

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