On Fri, 2012-01-06 at 02:00 +0100, Andrea Adami wrote:
> On Fri, Jan 6, 2012 at 12:36 AM, Darren Hart <dvh...@linux.intel.com> wrote:
> >
> >
> > On 01/05/2012 04:30 AM, Richard Purdie wrote:
> >> On Thu, 2012-01-05 at 01:05 +0100, Andrea Adami wrote:
> >>> I'd say we have to test for the in-existence of the file instead of
> >>> blindly touching it.
> >>> Smthg like
> >>>
> >>> if [! -e ${IMAGE_ROOTFS}/init]; then
> >>> touch ${IMAGE_ROOTFS}/init
> >>> fi
> >
> > Why? Touch creates it if it doesn't exist and updates the modtime if it
> > does. It doesn't modify the content of the file if it exists. What is
> > the motivation for testing for it's existence?
> >
> touch fails with Permission denied because one package in my rootfs
> already created the symlink
>
> >>>
> >>>
> >>> Now, repeating that block for all 4 cpio images is a bit ugly... better
> >>> ideas?
> >>
> >> Make it a shell function we call? I'd also check for
> >> ${base_sbindir}/init first too?
> >
> > Why check for that? So we can link to it instead of creating an empty file?
>
> Nonsense, kernel looks for /init
> (
> http://www.kernel.org/doc/Documentation/filesystems/ramfs-rootfs-initramfs.txt
> )
Yes, please ignore my comment about /sbin/init, I'm misremembering
something. We should deal with the symlink case though.
Cheers,
Richard
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