version 1.49, 2014/01/30 13:31:28 |
version 1.50, 2014/02/15 18:29:08 |
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.It Fl t Ar time_arg |
.It Fl t Ar time_arg |
Specify the job time. |
Specify the job time. |
The argument should be of the form |
The argument should be of the form |
[[cc]yy]mmddHHMM[.SS], |
.Oo Oo Ar cc Oc Ns Ar yy Oc Ns Ar mmddHHMM Ns Op \&. Ns Ar SS , |
where the parts of the argument represent the following: |
where the parts of the argument represent the following: |
.Pp |
.Pp |
.Bl -tag -width Ds -compact -offset indent |
.Bl -tag -width Ds -compact -offset indent |
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to run a job at a specific time of day. |
to run a job at a specific time of day. |
(If that time is already past, the next day is assumed.) |
(If that time is already past, the next day is assumed.) |
You may also specify |
You may also specify |
.Sy midnight , |
.Cm midnight , |
.Sy noon , |
.Cm noon , |
or |
or |
.Sy teatime |
.Cm teatime |
(4pm) |
(4pm) |
and you can have a time-of-day suffixed with |
and you can have a time-of-day suffixed with |
.Dq AM |
.Cm AM |
or |
or |
.Dq PM |
.Cm PM |
for running in the morning or the evening. |
for running in the morning or the evening. |
You can also say what day the job will be run, |
You can also say what day the job will be run, |
by giving a date in the form |
by giving a date in the form |
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The specification of a date must follow the specification of |
The specification of a date must follow the specification of |
the time of day. |
the time of day. |
You can also give times like |
You can also give times like |
.Op Sq now |
.Oo Cm now Oc Cm + Ar count time-units , |
.Sy + Ar count \%time-units , |
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where the time-units can be |
where the time-units can be |
.Sy minutes , |
.Cm minutes , |
.Sy hours , |
.Cm hours , |
.Sy days , |
.Cm days , |
.Sy weeks , |
.Cm weeks , |
.Sy months , |
.Cm months , |
or |
or |
.Sy years |
.Cm years |
(the singular forms are also accepted). |
(the singular forms are also accepted). |
You can tell |
You can tell |
.Nm at |
.Nm at |
to run the job today by suffixing the time with |
to run the job today by suffixing the time with |
.Sy today |
.Cm today |
and to run the job tomorrow by suffixing the time with |
and to run the job tomorrow by suffixing the time with |
.Sy tomorrow . |
.Cm tomorrow . |
The |
The |
.Sy next |
.Cm next |
keyword may be used as an alias for |
keyword may be used as an alias for |
.Sy + 1 . |
.Cm + 1 . |
.Pp |
.Pp |
For example, to run a job at 4pm three days from now, you would do |
For example, to run a job at 4pm three days from now, you would do |
.Ic at 4pm + 3 days . |
.Ic at 4pm + 3 days . |
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.Ar timespec |
.Ar timespec |
argument. |
argument. |
The |
The |
.Sy teatime |
.Cm teatime |
keyword is an extension to the specification. |
keyword is an extension to the specification. |
.Pp |
.Pp |
The at.allow/deny mechanism is marked by |
The at.allow/deny mechanism is marked by |