Proposal: Optional libsafe add-on?

[John Pybus]

Chuck Wolber wrote:
> On Wed, 21 Jan 2004, Johannes Erdfelt wrote:
> 
> 
>>>How else do you do date math in your shell scripts?
<SNIP>

> I didn't say math, I said "date math". They're two *VERY* different
> things. Calculating a date is a non-trivial thing unless you're a savant.

But not one that cal is particularly helpful with.  All that cal can do 
is print a tabulated calander for a particular month or year.  I 
personally make use of gnu 'date' in scripts.

Yours,

John