I went ahead and pulled down a copy of Onward as it stood on Friday last week, 
and compiled through the temporary system with only one notable issue. 
Evidently something in the Grsec patch for linux-2.6.27.10 is not happy with 
changes in arch/i386/lib/usercopy.c in 2.6.27.20. Using 2.6.27.10 in 2.6.27.20s 
place worked fine. Considering the temporary system only deals with setting up 
/tools, and not actually making the system bootable I took CLFS' lead. 

Using the instructions in CLFS to build a bootable temporary system I was able 
to reboot into our limited install. Of course following those directions I did 
end up recompiling udev, sysvinit, etc in accordance with their directions. 
Obviously this method forces creating the directory structure as well as 
installs a few packages to /usr. I agree this is not an ideal solution, and at 
the most I would prefer installing to tools, and symlinking important bits. 
This would make checking for lingering pieces of the temporary system much 
easier because anything outside of /tools would have been setup manually, and 
can then be looked at easily.

I did try to create a self contained /tools temporary system, but I hit some 
snags. It wasn't until I ran through the CLFS method that I found what I think 
created my problem. On the configure pass of Util-linux CLFS uses an additional 
switch --enable-login-utils. I was able to get the self contained system to 
boot, but could never login, and I think that switch is what I was missing. It 
is my intention to run back through making my /tools bootable, and see if that 
solves my issue. I will post up when I have an answer to that.

As for the question of whether or not to reboot I suppose that is largely 
dependent upon the host distro. I personally have learned the hard way that I 
need to build from a known good starting point. Because of that I do my builds 
using the LFS live cd, and that doesn't have the capabilities module installed. 
Still taking a chroot, or boot approach the way CLFS has their doc structured 
sounds like a decent idea that way there are options.

As an aside the CLFS boot scripts using minimal install work great, and we 
likely only need to perform a small sed to get the rc path the way we need it. 


One last thing. Once I got my system up and running I installed linux-headers, 
man-pages, and started trying to build glibc. Unfortunately glibc's configure 
script complains:
configure: error: Need linker with .init_array/.fini_array support.
Digging through the config.log leads me to believe that the test it fails is 
failing because of -fstack-protector-all

It appears CLFS user Carsten Clever ran into something similar a couple years 
back:
http://www.mail-archive.com/clfs-supp...@lists.cross-lfs.org/msg00792.html
This user said the compile worked if they did not use -fstack-protector-all or 
-nostdlib. 

I'm not sure where the breakdown is, and it very well might have come up when I 
followed CLFS chapter 7's path. More on this once I get to a self contained 
bootable temporary system...

Robert Baker

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