installworld broken - osreldate.h: permission denied

[Joel Dahl]

On Sat, Sep 28, 2013 at 11:19:51AM -0600, Ian Lepore wrote:
> On Sat, 2013-09-28 at 15:09 +0200, Joel Dahl wrote:
> > Hi,
> > 
> > Fresh HEAD. installworld from read-only /usr/obj and /usr/src:
> > 
> > /usr/src/include/iconv.h osreldate.h /usr/include
> > install: osreldate.h: Permission denied
> > *** Error code 71
> > 
> > Stop.
> > make[4]: stopped in /usr/src/include
> > *** Error code 1
> > 
> > Everything was working fine 2 weeks ago, so it's a recent breakage.
> > 
> 
> Okay, I just accidentally created conditions for this error on my
> system...  I checked in a change to newvers.sh while a buildworld was
> running, which led to a situation where newvers.sh was newer than
> osreldate.h at the end of the buildworld.  Then an installworld tried to
> regenerate osreldate.h due to its dependency on newvers.sh, which would
> fail if the obj was readonly at that point.
> 
> I think we could see if something similar applies for you if you use
> this command:
> 
>   make -dm installworld SUBDIR_OVERRIDE=include

I tried this with a fresh HEAD but the error message is still the same.

/usr/src and /usr/obj are NFS mounted, FYI.

-- 
Joel