Tool to automatically update symlinks when moving files

[Michael ODonnell]

I wrote:
> His problem is that he's moving relative symlinks (or their
> referents) around such that the symlinks no longer point at the
> right thing and he wants something that detects that and recreates
> those symlinks such that they still point at the right things when
> the dust has settled.

Oh, duh.  The problem isn't limited to relative symlinks; if he moves
the referent of an absolute symlink he's got the same problem.