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Annotation of src/usr.bin/cal/cal.1, Revision 1.10

1.10    ! aaron       1: .\"    $OpenBSD: cal.1,v 1.9 2000/03/04 21:12:00 aaron Exp $
1.1       deraadt     2: .\"    $NetBSD: cal.1,v 1.6 1995/09/02 05:34:20 jtc Exp $
                      3: .\"
                      4: .\" Copyright (c) 1989, 1990, 1993
                      5: .\"    The Regents of the University of California.  All rights reserved.
                      6: .\"
                      7: .\" This code is derived from software contributed to Berkeley by
                      8: .\" Kim Letkeman.
                      9: .\"
                     10: .\" Redistribution and use in source and binary forms, with or without
                     11: .\" modification, are permitted provided that the following conditions
                     12: .\" are met:
                     13: .\" 1. Redistributions of source code must retain the above copyright
                     14: .\"    notice, this list of conditions and the following disclaimer.
                     15: .\" 2. Redistributions in binary form must reproduce the above copyright
                     16: .\"    notice, this list of conditions and the following disclaimer in the
                     17: .\"    documentation and/or other materials provided with the distribution.
                     18: .\" 3. All advertising materials mentioning features or use of this software
                     19: .\"    must display the following acknowledgement:
                     20: .\"    This product includes software developed by the University of
                     21: .\"    California, Berkeley and its contributors.
                     22: .\" 4. Neither the name of the University nor the names of its contributors
                     23: .\"    may be used to endorse or promote products derived from this software
                     24: .\"    without specific prior written permission.
                     25: .\"
                     26: .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     27: .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     28: .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     29: .\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     30: .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     31: .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     32: .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     33: .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     34: .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     35: .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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                     37: .\"
                     38: .\"     @(#)cal.1      8.2 (Berkeley) 4/28/95
                     39: .\"
                     40: .Dd April 28, 1995
                     41: .Dt CAL 1
                     42: .Os
                     43: .Sh NAME
                     44: .Nm cal
                     45: .Nd displays a calendar
                     46: .Sh SYNOPSIS
                     47: .Nm cal
                     48: .Op Fl jy
1.3       deraadt    49: .Oo
                     50: .Op Cm Ar month
                     51: .Ar year
                     52: .Oc
1.1       deraadt    53: .Sh DESCRIPTION
1.8       aaron      54: .Nm
1.1       deraadt    55: displays a simple calendar.
                     56: If arguments are not specified,
                     57: the current month is displayed.
1.9       aaron      58: .Pp
1.1       deraadt    59: The options are as follows:
                     60: .Bl -tag -width Ds
                     61: .It Fl j
1.9       aaron      62: Display Julian dates (days one-based, numbered from January 1).
1.1       deraadt    63: .It Fl y
                     64: Display a calendar for the current year.
                     65: .El
                     66: .Pp
                     67: A single parameter specifies the year (1 - 9999) to be displayed;
                     68: note the year must be fully specified:
                     69: .Dq Li cal 89
                     70: will
                     71: .Em not
                     72: display a calendar for 1989.
                     73: Two parameters denote the month (1 - 12) and year.
                     74: If no parameters are specified, the current month's calendar is
                     75: displayed.
                     76: .Pp
1.9       aaron      77: A year starts on January 1st.
1.1       deraadt    78: .Pp
1.5       deraadt    79: The Gregorian Reformation is assumed to have occurred in 1752 after the 2nd
1.1       deraadt    80: of September.
                     81: By this time, most countries had recognized the reformation (although a
1.10    ! aaron      82: few did not recognize it until the early 1900's).
1.5       deraadt    83: Eleven days following that date were eliminated by the reformation, so the
1.1       deraadt    84: calendar for that month is a bit unusual.
1.9       aaron      85: .Sh SEE ALSO
                     86: .Xr calendar 1
1.4       denny      87: .Sh STANDARDS
                     88: The
1.8       aaron      89: .Nm
1.4       denny      90: command offers a superset of
                     91: .St -p1003.2
                     92: functionality.
1.1       deraadt    93: .Sh HISTORY
                     94: A
                     95: .Nm
1.7       aaron      96: command appeared in
1.1       deraadt    97: .At v6 .