jhalfs: why su - (user)

George Boudreau georgeb at linuxfromscratch.org
Sat Aug 5 10:55:40 PDT 2006

Dan Nicholson wrote:
> On 8/4/06, George Boudreau <georgeb at linuxfromscratch.org> wrote:
>>    ..Dan's work made me think of this..
>>    If we can pick and our user/group and all looks well is there a
>> reason we should keep ... su - $(LUSER)... at all. You will still need
>> root priv or sudo to build the final stages so privileges are not an
>> issue. As usual it is easier to state than code and gremlins pop up in
>> the least likely places.
> I should probably start another thread, but here's one other thing
> that I think could be fixed.
> When doing the build with sudo, it bombs in a couple places where it
> expects the superuser path (/sbin:/usr/sbin). Particularly, the chroot
> call fails in Ch. 6. This is just a minor issue, and it was easy to
> just add them to my path and restart. Also, it's not really true to
> the book where you're expected to _be_ root, not just get his
> privileges.
   At what point does the failure occur. I cannot recall any problems 
building where the cause was PATH. (I may have corrected the problem and 
forgot about it.)
> However, I was thinking that it might be more robust to just prefix
> the standard path somewhere in the build.
> PATH=/sbin:/bin:/usr/sbin:/usr/bin:$PATH or whatever. We all know that
> it get's set at any important time in the build. There's just a couple
> parts where you're really relying on the host setup.
> Just a thought, and it wouldn't bother me if it was ignored.
   All suggestions all welcome, "Many minds make light work"
> -- 
> Dan

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