email when cron fails

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Old 03-19-2002
If all you are looking for is email from a failed cron job, then using the redirect would be simplier.

Two cron jobs - one has an error in the entry - this would be the same as a script running and sending back an error. The first never sends output to you because it doesn't error (normally). The second sends email because the syntax is wrong.

$ crontab -l
* * * * * date > /dev/null 2>&1
* * * * * date '+ %m%d%h' > /dev/null 2>&1
$ date
Tue Mar 19 09:17:10 EST 2002
$ mail
No mail.
$ sleep 50
$ mail
From unixtst Tue Mar 19 09:19:00 2002
Date: Tue, 19 Mar 2002 09:19:00 -0500 (EST)
From: Unix OPS <unixtst>
Message-Id: <>
To: unixtst
Subject: Output from "cron" command
Content-Length: 71

Your "cron" job on medusa
date '+

produced the following output:

? q
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COLLECT-REMINDERS(1)					User Contributed Perl Documentation				      COLLECT-REMINDERS(1)

collect-reminders - collect email reminders to be sent out SYNOPSIS
Collect emails reminders set by users for special occasions and move them to the email-reminder spool directory. DESCRIPTION
Email-reminder allows users to define events that they want to be reminded of by email. This script is meant to be invoked everyday by a cron job or as the root user. It collects the reminder files from each user. OPTIONS
--help Displays basic usage message. --verbose Prints out information about what the program is doing, including the full emails being sent out. --version Displays the version number. FILES
~/.email-reminders, /etc/email-reminder.conf AUTHOR
Francois Marier <> SEE ALSO
email-reminder-editor, send-reminders COPYRIGHT
Copyright (C) 2004-2010 by Francois Marier Email-Reminder is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Email-Reminder is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Email-Reminder; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. perl v5.14.2 2012-05-28 COLLECT-REMINDERS(1)