Annotation of src/usr.bin/cal/cal.1, Revision 1.1.1.1
1.1 deraadt 1: .\" $NetBSD: cal.1,v 1.6 1995/09/02 05:34:20 jtc Exp $
2: .\"
3: .\" Copyright (c) 1989, 1990, 1993
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6: .\" This code is derived from software contributed to Berkeley by
7: .\" Kim Letkeman.
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37: .\" @(#)cal.1 8.2 (Berkeley) 4/28/95
38: .\"
39: .Dd April 28, 1995
40: .Dt CAL 1
41: .Os
42: .Sh NAME
43: .Nm cal
44: .Nd displays a calendar
45: .Sh SYNOPSIS
46: .Nm cal
47: .Op Fl jy
48: .Op Oo Ar month Oc Ar \ year
49: .Sh DESCRIPTION
50: .Nm Cal
51: displays a simple calendar.
52: If arguments are not specified,
53: the current month is displayed.
54: The options are as follows:
55: .Bl -tag -width Ds
56: .It Fl j
57: Display julian dates (days one-based, numbered from January 1).
58: .It Fl y
59: Display a calendar for the current year.
60: .El
61: .Pp
62: A single parameter specifies the year (1 - 9999) to be displayed;
63: note the year must be fully specified:
64: .Dq Li cal 89
65: will
66: .Em not
67: display a calendar for 1989.
68: Two parameters denote the month (1 - 12) and year.
69: If no parameters are specified, the current month's calendar is
70: displayed.
71: .Pp
72: A year starts on Jan 1.
73: .Pp
74: The Gregorian Reformation is assumed to have occurred in 1752 on the 3rd
75: of September.
76: By this time, most countries had recognized the reformation (although a
77: few did not recognize it until the early 1900's.)
78: Ten days following that date were eliminated by the reformation, so the
79: calendar for that month is a bit unusual.
80: .Sh HISTORY
81: A
82: .Nm
83: command appeared in
84: .At v6 .