Re: [Groff] meaning of \[or] glyph

[Werner LEMBERG]

> For what it's worth, the situation with Solaris troff's devpost
> is as follows:
> 
>   |   is contained only in the four Courier variants (as
>       the bar character), the Symbol font (as the center
>       right bracket part), and ZapfDingbats.
> 
>   or  is contained only in the Symbol font (which contains
>       it twice (?!), once for the bar character and once for
>       the mathematical "or" symbol) and in ZapfDingbats.

`or' is *not* the mathematical OR symbol (which looks like `V').  It
represents the bitwise OR operator in C.

> Of course, ZapfDingbats is a special case, since all the funny
> glyphs are mapped to "alphabetic" characters for easier access.  But
> the mapping in the Symbol font seems rather strange, if you ask me.

Thanks for looking.  Now I know that no troff implementation is
reliable w.r.t. `or'.


    Werner