On Thu, 18 Dec 2003 21:16:40 -0500, joseph philip wrote:

> I have a 250MB install of slackware 9 working off a hard disk. I'm
> attempting to transplant it to a CD.
>
> Using isolinux, I am able to boot the default kernel and load the initial
> ramdisk. It then successfully starts init.
>
> Init calls a script which starts off by mounting the cdrom. It then makes
> links in the ram resident root fs for bin, sbin, usr and so on, pointing
> to the same directories on the CDROM.
>
> here's the script that does all this.
>
> PATH=/sbin:/bin
>
> echo "mounting the cd from hdc"
> /bin/mount -t iso9660 -o ro,suid,dev,exec,noauto,nouser,sync /dev/hdc
> /mnt/cdrom && echo "mounted"
>
> # And we start with the files.
>
>
> # Link in the dirs on the cdrom
> FILES="bin boot dev lib root sbin usr" for AFILE in $FILES ; do
> echo "/$AFILE -> /mnt/cdrom/$AFILE"
> /bin/ln -sf /mnt/cdrom/$AFILE /$AFILE && echo "done" done
>
> echo "Directories linked"
> export PATH=/sbin:/bin
>
> echo "CDROM ROOT is:"
>
> /bin/ls -l /mnt/cdrom/
> echo ""
> echo "press ENTER to continue"
> read Answer
>
>
> echo "linking in files in /etc"
>
> rm -f /etc
> mkdir /etc
> ln -s /mnt/cdrom/etc/* /etc
>
>
>
> echo "make init read new inittab file"
>
> /bin/kill -HUP 1 && echo "done"
>
> exec /etc/rc.d/rc.S || echo "PROBLEMS!!!"
>
>
>
>
> The problem is, after the links are made, "/bin/ls" fails because it can't
> find librt.so.6
>
> I thought this was because of symlinks throwing off the dynamic linker,
> but then, I had /lib ( on the initrd.img) linked to /preinit/lib, where I
> had the necessary libraries for mount and ln.
>
> Also, /bin was symlinked to /preinit/bin on the initrd.img, where I had the
> symlinks from sh to bash.
>
> I wonder what I am missing...



Found it.

in the rc.s file, I should be doing

ln -nfs /mnt/cdrom/$F /$F

This successfully breaks the existing link and replaces it with a new one
point to the cdrom's directories.

It's working