On Mon Jan 06 1997, Timothy J Luoma wrote:
I'd like to test if a variable has been set but has nothing as its
I haven't been able to find any examples of this, but I'm sure it's
a rather simple matter
All I want to do is:
if [ "$MyVar" = "" ]
I don't know how to do that in procmailese.
(You'll probably get lots of answers to this one:)
Use the same technique as is used with shell scripts...
if [ X"$MyVar" = X ]
# --- Store a copy of every incoming mail into a backup file ---
* ? test x$KEEPALL = xyes