[RELENG_4] buildkernel failure with MAKEOBJDIRPREFIX

Ruslan Ermilov ru at freebsd.org
Mon May 23 06:29:41 PDT 2005

On Sun, May 22, 2005 at 10:30:12AM +0900, NAKAJI Hiroyuki wrote:
> Hello,
> I tried to rebuild a debug kernel to analyze one of my problem(*),
> and, I faced to another problem. Now this is the main problem for me.
> The problem I have now is that 'make buildkernel' does not refer to
> ${MAKEOBJDIRPREFIX} set in /etc/make.conf. The reason I will use
> MAKEOBJDIRPREFIX is that my /usr/obj does not have enough space to
> build the debug kernel with DEBUG=-g.
> I set MAKEOBJDIRPREFIX=/other/big/directory in /etc/make.conf and ran
> 'make buildkernel' in /usr/src. And got an error "/usr/src: file
> system full". Because /usr/src is another partition and has as small
> space as /usr/obj. /usr/src is 400MB and /usr/obj is 500MB which are
> enouch to build normal RELENG_4 world.
> I noticed that modules are built in /usr/src/sys/modules not in
> ${MAKEOBJDIRPREFIX}/usr/src/sys/modules. Of cource, kernel.debug is
> created in ${MAKEOBJDIRPREFIX}/usr/src/sys/CONFIG/kernel.debug.
> I think this is a bug of make, *.mk or other Makefiles in /sys but I
> cannot fix it.
No, this is because MAKEOBJDIRPREFIX must be an environment variable
and should not be set on make's command line or in /etc/make.conf.

Ruslan Ermilov
ru at FreeBSD.org
FreeBSD committer
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