HEADSUP: FLAVORS (initial version) and subpackages proposals

[Baptiste Daroussin]

On Mon, Dec 19, 2016 at 07:12:02PM +0100, Miroslav Lachman wrote:
> Matthew Seaman wrote on 2016/12/19 09:45:
> > On 19/12/2016 07:47, David Demelier wrote:
> > > > I have been working for a while on 2 long standing feature request for the ports
> > > > tree: flavors and subpackages.
> > > > 
> > > > For flavors I would like to propose a simple approach first which is more like a
> > > > rework of the slave ports for now:
> > > > 
> > > > Examples available here:
> > > > https://reviews.freebsd.org/D8840 (with the implementation)
> > > > and
> > > > https://reviews.freebsd.org/D8843
> > > > 
> > > > Design: introduce a 3rd level in the hierarchy and make it work a bit like slave
> > > > ports
> > > > 
> > > > pros:
> > > > - all slave ports are self hosted under the same directory: easier for
> > > >    maintenance
> > > > - should work with all existing tools
> > > > 
> > > This is what I really wanted for years especially for ports like spell
> > > checker. Some are in dedicated categories such as french/aspell while
> > > other are in textproc/<lang>-aspell and that's a big mess.
> > > 
> > > OpenBSD ports has something like textproc/aspell/<lang> and that is
> > > very nice and clean. If the plan is to do the same, that is definitely
> > > a major improvement.
> > > 
> > 
> > I really like this idea, although it's going to add a lot of extra
> > directories and very similar small Makefiles to the ports.  Every python
> > port would grow flavours to support two major versions of python just
> > for starters, and those additional Makefiles would be almost identical
> > across the python2 flavour and across the python3 flavour.
> 
> Can this be processed by some code in Mk/bsd.*.mk?
> I mean if we can add something to the main Makefile then we don't need to
> add subdirectories and sub-Makefiles for each Python module port.

If we do that we do break the paradigm: 1 package = 1 origin which will break
portmaster/portupgrade for example

Bapt
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