loose dependency

[Adam Weinberger]

On Thu, Mar 14, 2019 at 10:41 AM Koichiro Iwao <meta at freebsd.org> wrote:
>
> On Thu, Mar 14, 2019 at 02:33:30PM +0100, Tijl Coosemans wrote:
> > Like hrs already said: since this is a build dependency you can just
> > write:
> >
> > BUILD_DEPENDS=        convert:graphics/ImageMagick6
> >
> > This does not install ImageMagick6 if 7 is installed.  It will only
> > install 6 if convert does not exist.  It is a loose dependency.
>
> I understand now. This is what I wanted. Perfect!
>
> > This is not the case for RUN_DEPENDS because dependencies in a package
> > are currently specified using package names (including version).  They
> > would have to be specified using features where multiple packages can
> > then provide a feature.
>
> That's good to know. I'd been thinking the only difference between RUN_
> and BUILD_DEPENDS is when the dependency is checked.

This makes building from ports behave differently from pkg. Please,
just make an OPTIONS_SINGLE for it, and default it to the current
version (7), not the old version.

# Adam


-- 
Adam Weinberger
adamw at adamw.org
https://www.adamw.org