korn shell

print $(($(date +%d)-3))

what date format do you want?


On Wed, 28 Nov 2001, Christoph Kaegi wrote:

>
> I'm doing a backup script, where I want to select all
> files modified during the last three days.
>
> I would do that with pax's -T option.
> (find(1) isn't an option as I have a backup.conf which
> contains all the paths and filenames to backup)
>
> So, how can i get a date from three days ago?
> date(1) doesn't have an option like
>
>    date '+ 3 days ago'
>
> How are you people doing this?
> (without writing a c program, of course)
>
> Thanks in advance for any hints.
>
> Chris
>
> --
> ----------------------------------------------------------------------
> Christoph Kaegi                                           kgc@zhwin.ch
> ----------------------------------------------------------------------
>