Re: [Nmh-workers] mh-format and components with empty content

[Ken Hornstein]

>> It does occur to me that by simply adding an instruction that checked
>> to see if the "str" register was a NULL pointer or not would suffice
>> for your needs.
>
>That's what I was thinking, perhaps an `exist' function?  %{exist(foo)}

I think you mean %(exist{foo}), but yeah.  I was thinking that we would
want a more generic function to check to see if str == NULL ... but thinking
more about it, that's really an artifact of the current implementation.
%(exist) (and %(notexist)) would be better for the long run.

--Ken