For what it's worth, POSIX has
-l
(The letter ell.) Define the math functions and initialize scale
to 20, instead of the default zero; see the EXTENDED DESCRIPTION
section.
http://pubs.opengroup.org/onlinepubs/9699919799.2016edition/utilities/bc.html
Cheers,
On Fri, Oct 06, 2017 at 02:27:33PM +0200, Jan Stary wrote:
> Currently, the bc(1) manpage describes "-l" as
>
> Allow specification of an arbitrary precision math library
>
> I am not a native speaker, but "specification of a library"
> seems unclear here. It loads /usr/share/misc/bc.library,
> not that the user could "specify" some other library to load.
>
> Later in the manpage, "the functions available in _the_ library"
> are described, and FILES makes it explicit that this is the one.
>
> Perhaps a native speaker will come up with some better wording.
>
> Jan
>
>
>
> Index: bc.1
> ===
> RCS file: /cvs/src/usr.bin/bc/bc.1,v
> retrieving revision 1.32
> diff -u -p -r1.32 bc.1
> --- bc.1 17 Nov 2015 05:45:35 - 1.32
> +++ bc.1 6 Oct 2017 12:20:10 -
> @@ -76,7 +76,7 @@ If multiple
> options are specified, they are processed in the order given,
> separated by newlines.
> .It Fl l
> -Allow specification of an arbitrary precision math library.
> +Load an arbitrary precision math library.
> The definitions in the library are available to command line
> expressions.
> .El
>
--
Andreas Kusalananda Kähäri,
National Bioinformatics Infrastructure Sweden (NBIS),
Uppsala University, Sweden.
