Re: Where does the kernel get built?

[D'Arcy Cain <darcy%NetBSD.org@localhost>]

On 11-11-29 07:05 AM, Alan Barrett wrote:
> I suspect that you have a have a read-only source tree, and that you did

Yes, I did that on purpose to test the build process.

> not set either MAKEOBJDIR or MAKEOBJDIRPREFIX in the environment (or on
> the build.sh command line using -M or -O). When you try to build without
> MAKEOBJDIR or MAKEOBJDIRPREFIX, but with MKOBJ (which is the default),
> then bsd.obj.mk attempts to create an "obj" symlink in each subdirectory
> of the source tree. Obviously that won't work in a read-only source tree.

Yes, I cleaned up my mk.conf and was able to build tools.  I am testing 
the rest by building a kernel and distribution.

> If you try adding "-O /usr/obj" or "-O ../obj" to the build.sh command

I did that.

> line, then it will set MAKEOBJDIR in a way that is likely to work.
> Obviously src/BUILDING needs to be updated to explain this better.

Better yet, why can't we make it work from mk.conf?  It seems like a 
wart that every option can be controlled there except this one.

--
D'Arcy J.M. Cain <darcy%NetBSD.org@localhost>
http://www.NetBSD.org/