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Re: RFI: Trailing blanks

From: Raja R Harinath
Subject: Re: RFI: Trailing blanks
Date: Fri, 17 Aug 2001 10:09:35 -0500
User-agent: Gnus/5.090004 (Oort Gnus v0.04) Emacs/21.0.104

Akim Demaille <address@hidden> writes:

> I'd like some ideas/opinions on the matter of multiple empty lines, and
> trailing blanks.
> In the case of Autoconf, neither matter, so they are smashed.
> When moving the GNU M4 test suite to Autotest, I first had to let
> autom4te pass multiple empty lines, since some of the expected results
> produce such empty lines.
> I don't like that too much, but why not.
> As far as trailing blanks are concerned, I'm quite ferociously against
> them: they are way too dangerous, as they can easily be destroyed.
> But I need them.
> Currently I see two means to have them: introduce quadrigraphs for
> space and tab, or/and introduce a quadrigraph marking the eol, but
> which is to be removed in the actual output.

The quadrigraph for the EOL seems right, since it can also solve the
other problem: explicit empty lines can be marked with the quadrigraph.

- Hari
Raja R Harinath ------------------------------ address@hidden
"When all else fails, read the instructions."      -- Cahn's Axiom
"Our policy is, when in doubt, do the right thing."   -- Roy L Ash

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