variants

[Chris Jones]

On 12/04/16 16:33, Daniel J. Luke wrote:
> On Apr 12, 2016, at 8:41 AM, Takeshi Enomoto <takeshi at macports.org> wrote:
>> Scientific users don’t care the internal/policy of the package manager.
>> What they need is a quick way to install the ports they need.
>> The installation should be preferably automatic.
>
> is the problem mainly fftw-3?
>
> Is there some reason why it can't be split into multiple ports so that the existing dependency management can work the way it is supposed to?

A lot of projects simply aren't built in a way that would allow that. 
The whole package (library, whatever) needs to be configured once with 
all the options, and built once. sub ports for the additional features 
simply aren't a option in main (most, I would bet) cases.

Chris

>