cvs commit: src Makefile.inc1 src/lib/libc/gen __xuname.c
jmallett at FreeBSD.org
Fri Dec 2 08:34:58 GMT 2005
* Ruslan Ermilov <ru at FreeBSD.org> [ Date: 2005-12-01 ]
[ w.r.t. Re: cvs commit: src Makefile.inc1 src/lib/libc/gen __xuname.c getosreldate.c ]
> Hi Doug,
> On Fri, Dec 02, 2005 at 12:50:30AM +0000, Doug Ambrisko wrote:
> > ambrisko 2005-12-02 00:50:30 UTC
> > FreeBSD src repository
> > Modified files:
> > . Makefile.inc1
> > lib/libc/gen __xuname.c getosreldate.c
> > Log:
> > Add support to easily build FreeBSD unpacked in a chroot of another
> > FreeBSD machine. To do this add the man 1 uname changes to __xuname.c
> > so we can override the settings it reports. Add OSVERSION override
> > to getosreldate. Finally which Makefile.inc1 to use uname -m instead
> > of sysctl -n hw.machine_arch to get the arch. type.
> > With these change you can put a complete FreeBSD OS image into a
> > chroot set:
> > UNAME_s=FreeBSD
> > UNAME_r=4.7-RELEASE
> > UNAME_v="FreeBSD $UNAME_r #1: Fri Jul 22 20:32:52 PDT 2005 fake at fake:/usr/obj/usr/src/sys/FAKE"
> > UNAME_m=i386
> > UNAME_p=i386
> > OSVERSION=470000
> > on an amd64 or i386 and it just work including building ports and using
> > pkg_add -r etc. The caveat for this example is that these patches
> > have to be applied to FreeBSD 4.7 and the uname(1) changes need to
> > be merged. This also addresses issue with libtool.
> > This is usefull for when a build machine has been trashed for an
> > old release and we want to do a build on a new machine that FreeBSD
> > 4.7 won't run on ...
> > Revision Changes Path
> > 1.525 +1 -1 src/Makefile.inc1
> > 1.10 +8 -0 src/lib/libc/gen/__xuname.c
> > 1.8 +5 -0 src/lib/libc/gen/getosreldate.c
> Please document these changes in ENVIRONMENT sections of uname(3) and
> getosreldate(3) manpages, similarly to how this is documented in the
> uname(1) manpage.
And please, god, remove the ungodly mess I made of uname.c, now that it's
pushed down to the right layer. Mine was a hack, and is now superfluous. Might
make sense to use more logical environment variables than my hack did, though
maybe they're already cemented into mainstream use.
Thanx a bunch,
Go to sleep. Go to sleep. Go to sleep.
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