From: John Cowan <cowan@mercury.ccil.org>
To: esr@thyrsus.com
Cc: Peter Samuelson <peter@cadcamlab.org>,
"Eric S. Raymond" <esr@snark.thyrsus.com>,
linux-kernel@vger.kernel.org, kbuild-devel@lists.sourceforge.net
Subject: Re: [kbuild-devel] Re: CML1 cleanup patch
Date: Mon, 26 Mar 2001 06:57:48 -0500 (EST) [thread overview]
Message-ID: <E14hVd6-0007eK-00@mercury.ccil.org> (raw)
In-Reply-To: <20010326013228.A11181@thyrsus.com> from "Eric S. Raymond" at "Mar 26, 2001 01:32:28 am"
esr scripsit:
> I could have done this, allowing tokens to be recognized as numeric only
> if all chars are digits. I didn't, for two reasons: (1) Lexical analysis
> is, as it turns out, a hotspot in the CML2 compiler code -- the last thing
> it needs is more overhead, and (2) interpreting symbols with leading digits
> as nonnumeric tokens is just *wrong*. Ugh. Violates the Principle of Least
> Surprise big-time.
In fact this has come up before: in Usenet software, which has to differentiate
between an article and a sub-newsgroup. An article has to have an all-numeric
name, and It Would Have Been Nice if all newsgroup names began with non-digits,
but then there was comp.bugs.4bsd.
--
John Cowan cowan@ccil.org
One art/there is/no less/no more/All things/to do/with sparks/galore
--Douglas Hofstadter
next prev parent reply other threads:[~2001-03-26 11:58 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200103260001.f2Q01Yt09387@snark.thyrsus.com>
2001-03-26 6:08 ` Peter Samuelson
2001-03-26 6:24 ` Jeff Garzik
2001-03-26 6:42 ` Jeff Garzik
2001-03-26 7:09 ` Eric S. Raymond
2001-03-26 7:20 ` Jeff Garzik
2001-03-26 7:30 ` Eric S. Raymond
2001-03-26 7:37 ` Jeff Garzik
2001-03-26 7:28 ` [kbuild-devel] " Keith Owens
2001-03-26 7:43 ` Jeff Garzik
2001-03-26 7:52 ` Eric S. Raymond
2001-03-26 14:34 ` Rik van Riel
2001-03-26 6:49 ` Eric S. Raymond
2001-03-26 7:01 ` Jeff Garzik
2001-03-26 7:02 ` Alan Cox
2001-03-26 7:12 ` Eric S. Raymond
2001-03-26 14:43 ` Alan Cox
2001-03-26 7:22 ` Peter Samuelson
2001-03-26 7:40 ` Eric S. Raymond
2001-03-26 6:32 ` Eric S. Raymond
2001-03-26 11:57 ` John Cowan [this message]
2001-03-26 14:55 ` [kbuild-devel] " Rik van Riel
2001-03-26 17:54 ` Eric S. Raymond
2001-04-15 9:07 ` Kai Henningsen
2001-04-15 20:52 ` Olaf Titz
2001-03-26 7:33 Michael Elizabeth Chastain
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