scron

simple cron daemon
git clone git://git.2f30.org/scron.git
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scron.1 (934B)


      1 .Dd Feb 6, 2015
      2 .Dt SCRON 1
      3 .Os
      4 .Sh NAME
      5 .Nm scron
      6 .Nd clock daemon
      7 .Sh SYNOPSIS
      8 .Nm
      9 .Op Fl f Ar file
     10 .Op Fl n
     11 .Sh DESCRIPTION
     12 .Nm
     13 schedules commands to be run at specified dates and times.
     14 .Pp
     15 .Sh OPTIONS
     16 .Bl -tag -width Ds
     17 .It Fl f Ar file
     18 Use the specified
     19 .Ar file
     20 instead of the default
     21 .Ar /etc/crontab .
     22 .It Fl n
     23 Do not daemonize.
     24 .El
     25 .Sh CONFIGURATION
     26 Configuration is done by editing the crontab file.
     27 
     28 Columns:
     29  minute, hour, day of month, month, day of week, command
     30 
     31 Separator:
     32  Any number of tabs or spaces.
     33 
     34 Value:
     35  * (wildcard), 30 (number), */N (repeat), 1-5 (range), or 1,3,6 (list)
     36 .Sh EXAMPLE
     37 Example of crontab file:
     38  # Run updatedb at 6:00 every day
     39  0	6	*	*	*	updatedb
     40 
     41  # Run at 5:30 every business day. Log output to /var/log/backup.log.
     42  30	5	*	*	1-5	syncbackup &>> /var/log/backup.log
     43 
     44  # Run as user postmaster at 5:00 every third day of month.
     45  0	5	*/3	*	*	su -c 'mail -s "Hello world" a@b.com' postmaster