Re: "/sys/conf/kmod.mk", line 111: Malformed conditional (${MK_CLANG_IS_CC}

On Mon, Apr 16, 2012 at 06:41:44PM -0400, Chris wrote:
> On Mon, Apr 16, 2012 at 2:45 AM, Dimitry Andric <dim_at_freebsd.org> wrote:
> > On 2012-04-16 03:03, Chris wrote:
> >>
> >> I recently updated my system from 8.2-STABLE to 9.0-STABLE and I'm
> >> seeing a similar error when trying to build the VirtualBox kernel
> >> module:
> >>
> >> *** Building 'vboxdrv' module ***
> >> "/usr/share/mk/bsd.own.mk", line 476: MK_CLANG_IS_CC can't be set by a
> >> user.
> >> *** Error code 1
> >>
> >> I tried the tips from all the previous posters with no luck. Any
> >> suggestions would greatly be appreciated!
> >
> >
> > It looks like this was caused by Maxim Sobolev's workaround here:
> >
> >  http://lists.freebsd.org/pipermail/cvs-ports/2012-April/240000.html
> >
> > He attempts to set MK_ variables by hand, but that is obviously not
> > allowed.
> >
> > As has been said before, it is indeed possible to put a workaround for
> > compiling with the wrong source directory in bsd.own.mk, but that would
> > really help people to shoot themselves in the foot.
> >
> > It looks like the virtualbox-ose-kmod port sets a SRC_BASE variable to
> > the appropriate source directory, but it should probably also set the
> > MAKESYSPATH environment variable to ${SRC_BASE}/share/mk before invoking
> > make.
> >
> > Note this is still not 100% safe, as you would really need to build
> > using a toolchain corresponding to your kernel sources, but it's better
> > than nothing.
> 
> As a quick-n-dirty workaround, I deleted the three patch files
> mentioned in Maxim Sobolev's posting and the port compiles with no
> problems. It may be that the version of bsd.own.mk that I have fixes
> any compilation issues with clang.
> 
> Thanks for the help!
> 
> Chris

Just to say that I stumbled upon this issue as well:

http://lists.freebsd.org/pipermail/freebsd-ports/2012-April/074409.html

Subject: net/bwi-firmware-kmod "/sys/conf/kmod.mk", line 111: Malformed conditional (${MK_CLANG_IS_CC} == "no" && ${CC:T:Mclang} != "clang")

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