Re: [Groff] Apostrophe mapped onto single closing quotation mark

[Doug McIlroy]

The "crude hack" cited below effectively turns apostrophe into prime,
known in groff as foot mark, \[fm], which may be what you were hoping for.

> Could you please tell me the purpose of this mapping
> in unicode.tmac:
>
>    .char ' \[cq]
>
> This causes all apostrophes to be typeset as closing
> single quotes.  Is it correct?


Yes.  Apostrophes and (english) single right quotes are
identical glyphs.  What you're probably thinking of as
"apostrophe" is a crude hack invented for typewriters
and is not used in "real" typography.