Re: Anybody out there? (ETXTBSY)

H. Peter Anvin (hpa@transmeta.com)
28 Aug 1998 21:34:54 GMT

Followup to: <19980828135314.A15556@elektroni.ee.tut.fi>
By author: Petri Kaukasoina <kaukasoi@elektroni.ee.tut.fi>
In newsgroup: linux.dev.kernel
>
> On Fri, Aug 28, 1998 at 02:57:59AM +0000, H. Peter Anvin wrote:
> > Upgrading /bin/sh is perfectly doable, as is upgrading libc.so. You
> > have to unlink() the binary and then rename() the new one to the
> > proper name, of course without needing to run a new binary in between.
>
> why unlink() ? rename() should be enough and then there's no time when
> /bin/sh or libc is missing.
>

You can't rename() onto a file that exists.

-hpa

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