Bug#338405: another patch for busybox support

[Russell Coker <russell@coker.com.au>]

On Sunday 10 December 2006 20:23, maximilian attems <maks@sternwelten.at> 
wrote:
> > --- mkinitramfs.orig    2006-12-02 15:42:16.000000000 +1100
> > +++ mkinitramfs 2006-12-02 17:25:38.000000000 +1100
> > @@ -228,7 +228,12 @@
> >  else
> >         rm -f ${DESTDIR}/bin/sh
> >         copy_exec ${BUSYBOXDIR}/busybox /bin/busybox
> > -       ln -s ${BUSYBOXDIR}/busybox ${DESTDIR}/bin/sh
> > +       rm ${DESTDIR}/bin/busybox
> > +       cp ${BUSYBOXDIR}/busybox ${DESTDIR}/bin/busybox
> > +       for n in `busybox | tail -19 | tr , \\n | sed -e "s/ \|\t//"|grep
> > .` ; do
> > +               ln -f /bin/busybox ${DESTDIR}/bin/$n
> > +       done
> > +       ln -f /bin/busybox ${DESTDIR}/bin/sh
> >  fi
> >
> >  # Modutils
>
> remodified aboves busybox cmd listing into:
> +       for cmd in `busybox | sed -n '/functions:$/,$p' \
> +               | sed  -e 's/[[:space:]]*//g; s/,$//; s/,/\n/g;
> /busybox/d'`; do
>
> nack,
> this assumes that the initramfs will created on the same fs
> than the / is on, that assumption does not hold.

+               ln -f /bin/busybox ${DESTDIR}/bin/$n

That is easily fixed by replacing the above with the below:

+               ln -f ${DESTDIR}/bin/busybox ${DESTDIR}/bin/$n

> so for a small initramfs without hacking your best bet is to set
> BUSYBOX=n
> and have no lvm2 or mdadm around.

No, we can fix the busybox problem, and we can also reduce the size of lvm and 
mdadm too.