How to tell if /usr/obj is up to date?

[Björn König]

Joel Hatton wrote:

> Is there any way to use make in /usr/src to tell if my object tree is up
> to date? 
> 
> Situation: 
> 
> I cvsup my sources and do the make buildworld / buildkernel / installkernel
> / installworld steps. Later, I cvsup again to update for a vul that doesn't
> require world to be rebuilt (such as FreeBSD-SA-05:16.zlib) and install.
> [...]

First of all the security advisory gives detailed instructions to patch 
your system without rebuilding the whole world.

To build the world without clearing /usr/obj you need to use

   make -DNO_CLEAN buildworld

See also make.conf(5).


Regards Björn


-- 
Björn König (bkoenig at cs.tu-berlin.de)
student at the Technische Universität Berlin
http://bkoenig.alpha-tierchen.de/