Re: How to automatically replace date string with m4?

Peng Yu wrote:
> I can use coreutils' date to generate a date with a date string as follows.
> date -d yesterday
> date -d tomorrow
>
Well, you can start with:

    esyscmd(date)
    Sun, Jan 17, 2016  6:24:03 PM

... and proceed from there

-- 
Jack J. Woehr     # Science is more than a body of knowledge. It's a way of
www.well.com/~jax # thinking, a way of skeptically interrogating the universe
www.softwoehr.com # with a fine understanding of human fallibility. - Carl Sagan