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.\" $FreeBSD$ 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 36.Op Fl jy 37.Oo 38.Op Ar month 39.Ar year 40.Oc 41.Nm ncal 42.Op Fl jJpwy 43.Op Fl s Ar country_code 44.Oo 45.Op Ar month 46.Ar year 47.Oc 48.Nm ncal 49.Op Fl Jeo 50.Op Ar year 51.Sh DESCRIPTION 52The 53.Nm 54utility displays a simple calendar in traditional format and 55.Nm ncal 56offers an alternative layout, more options and the date of easter. 57The new format is a little cramped but it makes a year fit 58on a 25x80 terminal. 59If arguments are not specified, 60the current month is displayed. 61.Pp 62The options are as follows: 63.Bl -tag -width indent 64.It Fl J 65Display Julian Calendar, if combined with the 66.Fl e 67option, display date of easter according to the Julian Calendar. 68.It Fl e 69Display date of easter (for western churches). 70.It Fl j 71Display Julian days (days one-based, numbered from January 1). 72.It Fl o 73Display date of orthodox easter (Greek and Russian 74Orthodox Churches). 75.It Fl p 76Print the country codes and switching days from Julian to Gregorian 77Calendar as they are assumed by 78.Nm ncal . 79The country code as determined from the local environment is marked 80with an asterisk. 81.It Fl s Ar country_code 82Assume the switch from Julian to Gregorian Calendar at the date 83associated with the 84.Ar country_code . 85If not specified, 86.Nm ncal 87tries to guess the switch date from the local environment or 88falls back to September 2, 1752. 89This was when Great 90Britain and her colonies switched to the Gregorian Calendar. 91.It Fl w 92Print the number of the week below each week column. 93.It Fl y 94Display a calendar for the current year. 95.El 96.Pp 97A single parameter specifies the year (1 - 9999) to be displayed; 98note the year must be fully specified: 99.Dq Li cal 89 100will 101.Em not 102display a calendar for 1989. 103Two parameters denote the month and year; the month is either a number between 1041 and 12, or a full or abbreviated name as specified by the current locale. 105.Pp 106A year starts on Jan 1. 107.Sh SEE ALSO 108.Xr calendar 3 , 109.Xr strftime 3 110.Sh HISTORY 111A 112.Nm 113command appeared in 114.At v5 . 115The 116.Nm ncal 117command appeared in 118.Fx 2.2.6 . 119.Sh AUTHORS 120The 121.Nm ncal 122command and manual were written by 123.An Wolfgang Helbig Aq helbig@FreeBSD.org . 124.Sh BUGS 125The assignment of Julian - Gregorian switching dates to 126country codes is historically naive for many countries. 127