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From: Robert Watson <rwatson@FreeBSD.org>
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To: John Baldwin <jhb@freebsd.org>
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Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org,
	Steve Kargl <sgk@troutmask.apl.washington.edu>
Subject: Re: cvs commit: src/sys/sys gpt.h src/lib/libstand Makefile
 src/sbin/gpt
 Makefile add.c boot.c gpt.8 gpt.c gpt.h show.c src/sys/boot/common ufsread.c
 src/sys/boot/i386 Makefile src/sys/boot/i386/gptboot Makefile gptboot.c
 gptldr.S ...
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On Sat, 27 Oct 2007, John Baldwin wrote:
>> /usr/obj/usr/src/sys/boot/i386/gptboot/../btx/btx/btx -l gptldr.bin -o 
>> gptboot gptboot.bin btxld:No such file or directory *** Error code 1
>>
>> Stop in /usr/src/sys/boot/i386/gptboot. *** Error code 1
>
> Hmm, this is probably the classic problem of the machine symlink being a 
> newer date than the build causing installworld to try and rebuild the binary 
> when it shouldn't.  I've seen this on boot2 when storing the output of a 
> buildworld in a cpio and extracting it since cpio doesn't preserve the times 
> on symlinks.  We actually just comment out the dependency on the 'machine' 
> symlinks at work since we use cpio. :-/

Indeed -- it turned out that time in my Parallels VM had mysteriously 
regressed four days (or failed to leap forward four days?).  ntpdate, blowing 
away /usr/obj and touching /usr/src followed by a rebuild did the trick. 
Sorry about the false alarm.

Robert N M Watson
Computer Laboratory
University of Cambridge