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Re: [Groff] Line-drawing escape

From: Werner LEMBERG
Subject: Re: [Groff] Line-drawing escape
Date: Tue, 28 Nov 2006 23:24:00 +0100 (CET)

> > Is this a bug or a well-considered feature?
> Apparently groff treats a space differently from "real" characters
> (like in TeX, where a space in the input represents glue in the
> output, not a printable character).

I consider it a bug.  There is no technical reason to disallow a space

> By the way, using \N'32' (usually the space character) as the
> repetition character works correctly with the ascii device

Not really.  With -Tascii you get

  warning: can't find numbered character 32

> but not the postscript device, apparently because groff/grops treats
> the remaining space put at the beginning of the repeated characters
> (see the Troff User's Manual) as a "stretched" space using the
> widthshow operator, then unfortunately also stretching the line
> repetition space as well, so that the second word gets shifted to
> well beyond the line length.

It's a bug in grops, handling the `space' glyph incorrectly.

I don't know yet when I have time to investigate those two problems.


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