1.\" Copyright (c) 1997 Wolfgang Helbig 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $Id: ncal.1,v 1.6 1998/03/23 07:45:08 charnier Exp $ 26.\" 27.Dd December 16, 1997 28.Dt CAL 1 29.Os 30.Sh NAME 31.Nm cal , 32.Nm ncal 33.Nd displays a calendar and the date of easter 34.Sh SYNOPSIS 35.Nm cal 36.Op Fl jy 37.Op Oo Ar month Oc Ar \ year 38.Nm ncal 39.Op Fl jJpwy 40.Op Fl s Ar country_code 41.Op Oo Ar month Oc Ar \ year 42.Nm ncal 43.Op Fl Jeo 44.Op Ar year 45.Sh DESCRIPTION 46.Nm Cal 47displays a simple calendar in traditional format and 48.Nm ncal 49offers an alternative layout, more options and the date of easter. 50The new format is a little cramped but it makes a year fit 51on a 25x80 terminal. 52If arguments are not specified, 53the current month is displayed. 54.Pp 55The options are as follows: 56.Bl -tag -width indent 57.It Fl J 58Display Julian Calendar, if combined with the 59.Fl e 60option, display date of easter according to the Julian Calendar. 61.It Fl e 62Display date of easter (for western churches). 63.It Fl j 64Display Julian days (days one-based, numbered from January 1). 65.It Fl o 66Display date of orthodox easter (Greek and Russian 67Orthodox Churches). 68.It Fl p 69Print the country codes and switching days from Julian to Gregorian 70Calendar as they are assumed by 71.Nm ncal . 72The country code as determined from the local environment is marked 73with an asterisk. 74.It Fl s Ar country_code 75Assume the switch from Julian to Gregorian Calendar at the date 76associated with the 77.Ar country_code . 78If not specified, 79.Nm ncal 80tries to guess the switch date from the local environment or 81falls back to September 2, 1752. This was when Great 82Britain and her colonies switched to the Gregorian Calendar. 83.It Fl w 84Print the number of the week below each week column. 85.It Fl y 86Display a calendar for the current year. 87.El 88.Pp 89A single parameter specifies the year (1 - 9999) to be displayed; 90note the year must be fully specified: 91.Dq Li cal 89 92will 93.Em not 94display a calendar for 1989. 95Two parameters denote the month (1 - 12) and year. 96.Pp 97A year starts on Jan 1. 98.Pp 99.Sh SEE ALSO 100.Xr calendar 3 , 101.Xr strftime 3 102.Rs 103.Sh HISTORY 104A 105.Nm cal 106command appeared in 107.At v6 . 108The 109.Nm ncal 110command appeared in 111.Fx 2.2.6 . 112.Sh AUTHORS 113The 114.Nm ncal 115command and manual were written by 116.An Wolfgang Helbig Aq helbig@FreeBSD.org . 117.Sh BUGS 118The assignment of Julian - Gregorian switching dates to 119country codes is historically naive for many countries. 120