Re: Secure deletion

Jeffrey B. Siegal (
Fri, 24 Jul 1998 07:10:09 -0700

Tom Vier wrote:

> > > unless, you use fcntl to get an exclusive lock on file, which is what
> > > my program (which i'm finishing up right now) does.
> >
> > Aren't those discretionary locks?
> if you set the sgid bit and clear the group execute bit, then it's
> mandatory.

I think you can't do that unless you own the file.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at