1 .\" Copyright (c) 1997 Wolfgang Helbig
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33 .Nd displays a calendar and the date of easter
43 .Op Fl s Ar country_code
54 utility displays a simple calendar in traditional format and
56 offers an alternative layout, more options and the date of easter.
57 The new format is a little cramped but it makes a year fit
59 If arguments are not specified,
60 the current month is displayed.
62 The options are as follows:
63 .Bl -tag -width indent
65 Display Julian Calendar, if combined with the
67 option, display date of easter according to the Julian Calendar.
69 Display date of easter (for western churches).
71 Display Julian days (days one-based, numbered from January 1).
73 Display date of orthodox easter (Greek and Russian
76 Print the country codes and switching days from Julian to Gregorian
77 Calendar as they are assumed by
79 The country code as determined from the local environment is marked
81 .It Fl s Ar country_code
82 Assume the switch from Julian to Gregorian Calendar at the date
87 tries to guess the switch date from the local environment or
88 falls back to September 2, 1752. This was when Great
89 Britain and her colonies switched to the Gregorian Calendar.
91 Print the number of the week below each week column.
93 Display a calendar for the current year.
96 A single parameter specifies the year (1 - 9999) to be displayed;
97 note the year must be fully specified:
101 display a calendar for 1989.
102 Two parameters denote the month and year; the month is either a number between
103 1 and 12, or a full or abbreviated name as specified by the current locale.
105 A year starts on Jan 1.
121 command and manual were written by
122 .An Wolfgang Helbig Aq helbig@FreeBSD.org .
124 The assignment of Julian - Gregorian switching dates to
125 country codes is historically naive for many countries.