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Re: [Groff] bad QE in -ms


From: Larry Kollar
Subject: Re: [Groff] bad QE in -ms
Date: Sat, 30 Jan 2016 22:18:51 -0500

> Doug McIlroy <address@hidden> wrote:
> 
> The -ms macro QE typically draws a misleading diagnostic, "unbalanced QE".
> This breaks old documents that expect QP-QE (quoted paragraph) to narrow
> the text and then restore it. The groff QE does not restore.
> 
> In fact, QE is aliased to RE, which means it will cause other trouble
> for a quoted paragraphs inside an RS-RE relative indent.
> 
> I guess the rationale for deviating from previous practice was to make
> quoted paragraphs like other kinds of paragraph, which don't have end
> macros.

That’s the way I’d always thought it worked. QP sets a block quoted paragraph,
and the next LP or PP resets the margins to default.

Perhaps it would be better to:

.als QE nop

So it’s silently ignored.

— Larry


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