Re: rfc: fix make distinfo/makesum/mirror-distfiles for conditional distfiles

[Taylor R Campbell <campbell+netbsd-tech-pkg%mumble.net@localhost>]

   Date: Fri, 6 Mar 2015 22:02:09 +0100
   From: Marc Espie <espie%nerim.net@localhost>

   On Fri, Mar 06, 2015 at 08:47:13PM +0000, Taylor R Campbell wrote:
   > If you'll excuse the predicted NIH...  Seems to me likely to be
   > error-prone: easy to forget to add SUPDISTFILES.  Could do something
   > like DISTFILES.option1=file1.tgz and DISTSETS+=option1 to avoid this.

   And then you're back to square one, as you will forget to add option1
   to DISTSETS instead...

Then it fails immediately when you test it, rather than a year from
now when someone tries to fetch the distfile and finds it's missing on
the mirror.