Re: reiser4 plugins

Neil Brown
2005-07-12T23:41:31Z

On Tuesday July 12, ninja@slaphack.com wrote:
> >
> > Maybe it is worth repeating Al Viro's suggestion at this point. I
> > don't have a reference but the idea was basically that if you open
> > "/foo" and get filedescriptor N, then
> > /proc/self/fds/N-meta
>
> How am I supposed to get there with a shell script?

function get_meta()
{
var=$1
file=$2
meta=$3
val=`cat /proc/self/fd/3-meta/$meta < $file`
eval var=\$val
}

then
get_meta varname /home/foo/bar username

will read the 'username' meta-file of 'home/foo/bar' and place it in
varname.

Is that what you wanted?

NeilBrown