Sendmail question

Kwan Lowe kwan at
Mon Aug 9 20:26:57 UTC 2010

On Mon, Aug 9, 2010 at 4:02 PM, Terry Polzin <foxec208 at> wrote:
> Is there a way to configure sendmail NOT to send messages with empty
> bodies?
> I have cron jobs that I want stderr and stdout to be mailed to users IF
> there is any stderr or stdout from the script.  But if there are no
> messages, I (root) receive a "null body" error message and the users
> receive a blank message.  The norm is NOT to have any messages or
> errors. My goal is to capture the abnormal conditions and mail those
> messages to the proper parties and not rely on root to forward them.

It's better to do this on the script side rather than modifying
sendmail configuration.

You could, for example, send stderr and stdout to a file. If the file
is non-zero, send the files, otherwise just exit.

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