svn commit: r352668 - in head/usr.sbin/cron: cron crontab lib

[Baptiste Daroussin]

On Wed, Sep 25, 2019 at 02:37:41AM +0000, Kyle Evans wrote:
> Author: kevans
> Date: Wed Sep 25 02:37:40 2019
> New Revision: 352668
> URL: https://svnweb.freebsd.org/changeset/base/352668
> 
> Log:
>   cron: add log suppression and mail suppression for successful runs
>   
>   This commit adds two new extensions to crontab, ported from OpenBSD:
>   - -n: suppress mail on succesful run
>   - -q: suppress logging of command execution
>   
>   The -q option appears decades old, but -n is relatively new. The
>   original proposal by Job Snijder can be found here [1], and gives very
>   convincing reasons for inclusion in base.
>   
>   This patch is a nearly identical port of OpenBSD cron for -q and -n
>   features. It is written to follow existing conventions and style of the
>   existing codebase.
>   
>   Example usage:
>   
>   # should only send email, but won't show up in log
>   * * * * * -q date
>   
>   # should not send email
>   * * * * * -n date
>   
>   # should not send email or log
>   * * * * * -n -q date
>   
>   # should send email because of ping failure
>   * * * * * -n -q ping -c 1 5.5.5.5
>   
>   [1]: https://marc.info/?l=openbsd-tech&m=152874866117948&w=2
>   
>   PR:		237538
>   Submitted by:	Naveen Nathan <freebsd_t.lastninja.net>
>   Reviewed by:	bcr (manpages)
>   MFC after:	1 week
>   Differential Revision:	https://reviews.freebsd.org/D20046
> 
I do think this deserves an entry in the release notes

Best regards,
Bapt
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