[CFT] rewrite of the merge(1) utility

[Slawa Olhovchenkov]

On Tue, Aug 04, 2015 at 10:00:06PM -0700, John Baldwin wrote:

> On Sunday, July 26, 2015 03:26:22 AM Baptiste Daroussin wrote:
> > Hi all,
> > 
> > I was botherd to not have the merge(1) utility available in base (for etcupdate)
> > when building base WITHOUT_RCS.
> > 
> > So I have rewritten a merge(1) utility which should be compatible.
> > 
> > I used the 3-way merge code from the fossil VCS instead of making it call diff3.
> > All I have done from the fossil code is adapting it to use sbuf(9).
> > 
> > The bonus for end users is the merge from fossil can resolve situation where the
> > diff3 in base cannot. (which explains a "failure" with the GNU RCS test suite)
> > 
> > meaning etcupdate will be more happy merge configuration files.
> 
> Thanks!  This will save me from having to hack etcupdate to use diff3 instead
> of merge.

Hi, can I use etcupdate to update /etc w/o source tree?
I.e. I take from new distro /var/db/etcupdate and try to update /etc?