[SUBDIRMK RFC v2 REPOST 3/4] README: v2: Rename Perdir to Suffix; provide Prefix and Final

[Ian Jackson]

Ian Jackson writes ("[SUBDIRMK RFC v2 REPOST 3/4] README: v2: Rename Perdir to Suffix; provide Prefix and Final"):
> We want to be able to specify something that appears at the top of
> every per-directory segment, principall to provide for-every-directory
> variable settings.
> 
> A more sophisticated scheme akin to m4 diversions would be possible in
> principle, but it would make organising the output files (which must
> be processed by autoconf) really awkward - let alone the depenency
> management for regenerating the makefiles.
> 
> I think this new scheme is sufficient in principle to do anything that
> might be needed.  It will continue to require that &:include's are
> done in the right order.
> 
> Not implemented yet.

I'm working on this.  Unfortunately `Subdir' and `Suffix' tab-complete
very badly.  I am intending to rename `Subdir' to `Dir', giving
  Dir.sd.mk
as the usual thing.

Ian.