bug#29157: 25.3; Eshell parsing fails sometimes, e.g. "date" and "sed"

[Eli Zaretskii]

> From: John Wiegley <johnw@gnu.org>
> Cc: ambrevar@gmail.com,  29157@debbugs.gnu.org,  
> npostavs@users.sourceforge.net
> Date: Sun, 26 Nov 2017 13:45:30 -0800
> 
> >> In hindsight, a separate eshell/date function should have been created that
> >> would handle its arguments like the system command.
> 
> > There is such a function: *date.
> 
> I mean, an implementation that works when no system "date" command exists, yet
> accepts arguments similar to what system date accepts.

If someone wants to work on Eshell's 'date' so that it accepts more
complicated arguments that the Coreutils version does, they should
feel free, of course.