Proposal: further OptionsNG improvements

[Alexey Dokuchaev]

On Thu, Jun 27, 2013 at 01:33:31AM +0700, Alexey Dokuchaev wrote:
> It just occurred to me that it seems we actually do not support something
> like OPTIONS_SINGLE_AUDIO_${ARCH}, which simplifies my work (please tell
> me if I'm wrong).  So all I need is to remember about OPTIONS_EXCLUDE's in
> this case.  Now it's possible (example for www/firefox/Makefile.options):
> 
>   OPTIONS_SINGLE_AUDIO=   ALSA:on OSS!sparc64 PULSEAUDIO!powerpc,mips,i386
> 
> New diff attached (also comes with some comments tweaks, and I've switched
> from ^ to ~ as regex delimiter: it looks nicer and there is no confusion
> with start-of-line marker).  I hope now it can cover anything possible to
> achieve with current OptionsNG.
> 
> But we need reviewers and testers!

I've finally listened to bapt@ and created a differential for it, please
join in: https://reviews.freebsd.org/D616 (we do need more eyes!).

./danfe