Open System Services Shell and Utilities Reference Manual (G06.25+, H06.03+)

crontab(1) OSS Shell and Utilities Reference Manual
c. To define text for the standard input file to a command, enter:
0 16 10-31 12 5 wall %HAPPY HOLIDAYS% Drive safely%
This writes a message at 4:00 p.m. each Friday between December 10 and 31 to
all users logged in.
The text following the first % (percent sign) defines the standard input file to the
wall command as follows:
HAPPY HOLIDAYS
Drive safely
FILES
/var/spool/cron/crontabs
Directory containing the crontab files.
/var/adm/cron/cron.allow
List of allowed users.
/var/adm/cron/cron.deny
List of denied users.
$HOME/.profile User profile.
NOTES
a. When entries are made to a crontab file, all previous entries are erased.
b. If cron.allow exists, a login name with appropriate privileges must appear there
in order for that user to be able to use the command.
EXIT VALUES
The crontab utility returns the following exit values:
0 (zero) The crontab utility successfully finished its processing.
>0 An error occurred. Your crontab entry is not submitted, edited, or listed.
RELATED INFORMATION
Commands: cron(8), sh(1).
STANDARDS CONFORMANCE
This command conforms to the XPG4 Version 2 specification with extensions.
The following features are HP extensions to the XPG4 Version 2 specification:
• The -v flag is supported.
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