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Annotation of cci/usr/src/man/man8/cron.8, revision 1.1

1.1     ! root        1: .TH CRON 8  "4 February 1983"
        !             2: .SH NAME
        !             3: cron \- clock daemon
        !             4: .SH SYNOPSIS
        !             5: .B /etc/cron
        !             6: .SH DESCRIPTION
        !             7: .I Cron
        !             8: executes commands at specified dates and times
        !             9: according to the instructions in the file
        !            10: /usr/lib/crontab.
        !            11: Since
        !            12: .I cron
        !            13: never exits,
        !            14: it should only be executed once.
        !            15: This is best done by running
        !            16: .I cron
        !            17: from the initialization
        !            18: process through the file
        !            19: /etc/rc;
        !            20: see
        !            21: .IR init (8).
        !            22: .PP
        !            23: Crontab
        !            24: consists of lines of six fields each.
        !            25: The fields are separated by spaces or tabs.
        !            26: The first five are integer patterns to
        !            27: specify the
        !            28: minute (0-59),
        !            29: hour (0-23),
        !            30: day of the month (1-31),
        !            31: month of the year (1-12),
        !            32: and day of the week (1-7 with 1=Monday).
        !            33: Each of these patterns may
        !            34: contain a number in the range above;
        !            35: two numbers separated by
        !            36: a minus
        !            37: meaning a range inclusive;
        !            38: a list of numbers separated by
        !            39: commas meaning any of the numbers;
        !            40: or an asterisk meaning all legal values.
        !            41: The sixth field is a string
        !            42: that is executed by the Shell at the
        !            43: specified times.
        !            44: A percent character
        !            45: in this field is translated to a new-line
        !            46: character.
        !            47: Only the first line (up to a % or end of line)
        !            48: of the command field is executed by the Shell.
        !            49: The other lines are made available to the
        !            50: command as standard input.
        !            51: .PP
        !            52: Crontab is examined by
        !            53: .I cron
        !            54: every minute.
        !            55: .SH FILES
        !            56: /usr/lib/crontab

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