Re: [PATCH] lib/parse-datetime.y: Add ability to parse output of GNU date(1)

[Bruce Korb]

On 02/02/15 09:27, Pádraig Brady wrote:
> On 02/02/15 16:41, Chris Lamb wrote:
> > We are currently in a funny situation where GNU date can't parse its own
> > output:
> >
> >    $ date --date="$(date)"
> >    date: invalid date ‘Mon  2 Feb 16:37:46 GMT 2015’

> I don't think this will work as the output from date(1) is ambiguous.
> For example locales change change the output order, and names.
> In your example, date(1) can parse US locale default format, but not UK:
>
> $ date -d"$(LC_TIME=en_GB date)"
> date: invalid date ‘Mon  2 Feb 17:23:25 GMT 2015’

It would still be useful to make the ways for doing this more readily known.
e.g. in examples:

  touch -t $(date --date @$(( $(date +%s) + 10 )) +%Y%m%d%H%M.%S) file

set the modify time of "file" to 10 seconds from now.  It's a little obtuse.