Make hardlinking kernel-devel optional

[Jeremy Katz]

On Tue, 2006-01-31 at 20:48 -0500, Dave Jones wrote:
> On Tue, Jan 31, 2006 at 07:26:03PM -0600, Chris Adams wrote:
>  > The post script is forking hardlink over 5000 times as well as causing
>  > thousands of repeated directory lookups by find and the shell (that
>  > hardlink then has to do anyway), instead of just letting one run of
>  > hardlink do its job (it should recurse just fine).
> 
> I've often wondered why it was written that way too.
> Arjan, do you recall ?

It does it so that you ensure that you're only hardlinking the same copy
of any foo.h in the directory layout instead of all copies

Jeremy