A Union of two directories

[Michael Heironimus]

On Tue, Feb 04, 2003 at 10:03:36AM +0000, David Lee wrote:
> Way, way back in the days of SunOS 4.1.x, Sun had their "translucent" file
> service: "tfs".  (We never used this; I simply recall its existence.) 
> Might this model be the sort of thing you are looking for?  I see that the
> "man" pages for Sun's tfs are still around (I found a copy on the FreeBSD
> WWW site).

I think the BSDs still have something of this sort, called unionfs or
some such. I think the main time people actually use it is for mounting
a source tree from CD as /usr/src to avoid actually copying all of it
around.

-- 
Michael Heironimus