[flint2] feature request - linking with ntl

[Dima Pasechnik]

On Wed, Feb 13, 2019 at 10:02 AM Kurt Jaeger <pi at freebsd.org> wrote:
>
> Hi!
>
> > > IMO, ntl should be an optional dependency.  Whether it should default to
> > > being "on" depends on the benefits gained from including it.
> >
> > I must say I am not too familiar with optional dependencies in ports.
> > It would be fine it e.g. pkg can detect that ntl is already installed,
> > and provide flint2
> > linked against ntl, but I don't know if this is/can be  implemented.
>
> That would not be possible.
>
> First, we need a patch for the flint2 port to link to ntl in the first
> place. Then we can find a way to make this an option and only then
> the question can be answered if the option should be default-on or -off.

Currently only ./configure (written by hand script, no autotools)
built of flint2 supports building with ntl.
(I understand the choice of cmake-based built instead, certainly)
This is not a big problem to fix, but it's not instant.
I've asked upstream whether they have plans for this.
https://github.com/wbhart/flint2/issues/542


>
> > The main setback with this option on is that libflint.so file will be
> > bigger in size (probably because C++-related ABI is not too small),
> > but we're talking about extra 10-15 Mb or so.
>
> That does not look like a major problem. What does yuri@, the maintainer, say ?
>
> --
> pi at opsec.eu            +49 171 3101372                    One year to go !