Re: [RFC PATCH] mv: add --swap option

[Pádraig Brady]

On 28/05/2021 02:02, Dominique Martinet wrote:
> Hi,
>
> Dominique Martinet wrote on Mon, Apr 12, 2021 at 02:23:41PM +0900:
> > gnulib supports RENAME_EXCHANGE in renameatu, but there is currently
> > no way of using it.
> > Add a new switch to allow users to swap files atomically.
>
> I'm not going to insist if the feature isn't wanted; but an answer would
> be appreciated :)
>
> I think it'd be very handy in shell scripts, if this isn't considered
> for inclusion I'll try to package a tiny command (hardest part is always
> figuring out a good name for it...), but I personally think it'd make
> sense here.
>
> Anyway, there is no strong feeling either way, but not knowing is
> annoying so please tell.

Yes sorry for the delay.
I'm not sure about --swap in mv to be honest.
We were considering a separate `replace` utility,
which might be more appropriate for this functionality.
I've added this --swap functionality to my personal TODO list
to review/consider.

thanks,
Pádraig