.\" @(#)calendar.1 6.1 (Berkeley) %G%
calendar \- reminder service
consults the file `calendar' in the current directory
and prints out lines that contain today's or
tomorrow's date anywhere in the line.
Most reasonable month-day dates such as `Dec. 7,'
`december 7,' `12/7,' etc., are recognized, but not
If you give the month as ``*''
with a date, i.e. ``* 1'', that day in any month will do.
On weekends `tomorrow' extends through Monday.
does its job for every user
who has a file `calendar' in his login directory
and sends him any positive results by
Normally this is done daily in the wee hours under control of
The file `calendar' is first run through the ``C'' preprocessor,
to include any other calendar files
specified with the usual ``#include'' syntax.
Included calendars will usually be shared by all users,
maintained and documented by the local administration.
/usr/lib/calendar to figure out today's and tomorrow's dates
/lib/cpp, egrep, sed, mail as subprocesses
extended idea of `tomorrow' doesn't account for