cvs commit: src Makefile.inc1 src/lib/libc/gen __xuname.c getosreldate.c

[Doug Ambrisko]

Ruslan Ermilov writes:
| 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.

Yep, I'll steal the section from uname.  One thing that bothers me
a little is that uname(1) should just use uname(3) to get stuff
instead of sysctl.  There might be a reason for it to not use uname(3)
but I can't see it.

Doug A.