> From: tclug-list-bounces at mn-linux.org 
> [mailto:tclug-list-bounces at mn-linux.org] On Behalf Of Steve Swantz
> Sent: Tuesday, March 08, 2005 8:16 PM
> To: TC-LUG Mailing List
> Subject: [tclug-list] How to tell if a program is run by cron
> 
> I'm sure this will be easy for someone, but I'm not finding it now...
> 
> I have a perl program that  normally runs by cron, but occasionally
> manually. I want to handle the output differently depending on how it
> is run. Yes, I could add a flag to the arguments, but I seem to
> remember there being a more fundamental way to determine at runtime.
> Anyone know?
> 
> Thanks,
> 
> Steve
> 
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> 
> 
>

Here's three articles from 
http://www.itworld.com/nl/unix_insider/
that cover this topic:

http://www.itworld.com/nl/unix_insider/12092004/
http://www.itworld.com/nl/unix_insider/01132005/
http://www.itworld.com/nl/unix_insider/01202005/ 

Thad