svn commit: r275601 - projects/building-blocks

[John-Mark Gurney]

Mark Peek wrote this message on Mon, Dec 08, 2014 at 08:58 -0800:
> On 12/8/14 7:54 AM, Ian Lepore wrote:
> >On Mon, 2014-12-08 at 07:43 +0000, Garrett Cooper wrote:
> >>Author: ngie
> >>Date: Mon Dec  8 07:43:02 2014
> >>New Revision: 275601
> >>URL: https://svnweb.freebsd.org/changeset/base/275601
> >>
> >>Log:
> >>   - Document why usr.bin/vi needs to be built as part of bootstrap-tools
> >> ...snip...
> >
> >Is there any chance someone who understands vi could evaluate what it's
> >being used for and perhaps eliminate it?  I know just enough about vi to
> >get out of it if I accidentally get in.
> >
> >When I looked into this a few days ago it appears to be using it to sort
> >the data before compiling (an optimization that problably hasn't been
> >important to do since the 90s).  Could another existing build tool such
> >as awk do the job?
> 
> My reading of that code agrees with yours in that it is using 'ex' to 
> prioritize some terminal entries in the termcap file. However, it is then 
> hashed into a berkeleydb via cap_mkdb which should render the initial 
> prioritization useless. Rather than rewriting it I would suggest completely 
> removing the reordering and the ex dependency.

There was some dicussion about removing some of the various databases,
and having commonly used entries at the top would help in this case..

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."