On Tue, 30 Jan 2001, Cameron Simpson wrote:
<snip>
> Or you can do this:
>
> day=`date '+%Y-%m-%d'`
> now=`date '+%Y-%m-%d-%H:%M:%S'`
> mkdir "$day" || mkdir "$now" || exit 1
>
> Those are short circuiting OR operators, this make the first choice or
> if not then make the second or if not then abort.
>
> Of course, you want to know which dir you ended up with, so maybe:
>
> day=`date '+%Y-%m-%d'`
> now=`date '+%Y-%m-%d-%H:%M:%S'`
>
> { mkdir "$day" && dir=$day; } \
> || { mkdir "$now" && dir=$now; } \
> || exit 1
>
> cp stuff into $dir
I am using a perl script someone posted to Freshmeat a while back. It is
called run-backup. Do a search for it on freshmeat. I have it running from
a cron job.
Jack
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