Hardlink sub-directories and files

[Thomas Jollans]

On 03/08/11 16:22, Grant Edwards wrote:
> On 2011-08-03, Kushal Kumaran <kushal.kumaran+python at gmail.com> wrote:
>> I suppose it is a good thing systems don't allow that now.
> 
> It wouldn't be a problem, except there are some important places in
> Unix where it is assume that filesystems are trees.  Hard linking
> directories causes that assumption to be false.
> 

It is generally assumed that ".." is clearly defined, i.e. that every
directory has a parent. With hard linked directories, this would break down.