* Dimitris Papastamos <d...@spl9.org> [2014-04-15 17:57:25 +0100]:
> On Tue, Apr 15, 2014 at 06:44:54PM +0200, Markus Wichmann wrote:
> > Why switch_root and not pivot_root? Here's a sh mockup of how to do what
> > you wrote with pivot_root:
> >
> > set -e
> > new_root=$1
> > put_old=$2
> > [ -d $put_old ] || made_dir=1
> > mkdir -p $put_old
> > cd $new_root
> > pivot_root $new_root $put_old
> > chroot $new_root
> > umount ${put_old#$new_root}
> > [ $made_dir ] && rm -rf ${put_old#$new_root}
>
> Because if it is a shell script then it cannot be included in ubase-box
i just note that pivot_root is a linux system call
so implementing that tool is a one-liner in c
so it is easy to add if it's missing from ubase
