Annotation of src/usr.bin/calendar/calendar.1, Revision 1.44
1.44 ! tedu 1: .\" $OpenBSD: calendar.1,v 1.43 2018/06/03 06:50:35 jmc Exp $
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1.3 millert 30: .\" @(#)calendar.1 8.1 (Berkeley) 6/29/93
1.1 deraadt 31: .\"
1.44 ! tedu 32: .Dd $Mdocdate: June 3 2018 $
1.1 deraadt 33: .Dt CALENDAR 1
34: .Os
35: .Sh NAME
36: .Nm calendar
37: .Nd reminder service
38: .Sh SYNOPSIS
1.10 aaron 39: .Nm calendar
1.40 espie 40: .Op Fl abw
1.3 millert 41: .Op Fl A Ar num
42: .Op Fl B Ar num
1.15 mickey 43: .Op Fl f Ar calendarfile
1.38 schwarze 44: .Op Fl t Oo Oo Oo Ar cc Oc Ns Ar yy Oc Ns Ar mm Oc Ns Ar dd
1.1 deraadt 45: .Sh DESCRIPTION
1.3 millert 46: The
1.9 pjanzen 47: .Nm
1.1 deraadt 48: utility checks the current directory or the directory specified by the
1.5 aaron 49: .Ev CALENDAR_DIR
1.1 deraadt 50: environment variable for a file named
51: .Pa calendar
52: and displays lines that begin with either today's date
53: or tomorrow's.
54: On Fridays, events on Friday through Monday are displayed.
55: .Pp
1.12 aaron 56: The options are as follows:
1.1 deraadt 57: .Bl -tag -width Ds
1.25 jmc 58: .It Fl A Ar num
59: Print lines from today and next
60: .Ar num
61: days (forward, future).
1.1 deraadt 62: .It Fl a
1.9 pjanzen 63: Process the
64: .Dq calendar
65: files of all users and mail the results
1.1 deraadt 66: to them.
1.14 aaron 67: This requires superuser privileges.
1.3 millert 68: .It Fl B Ar num
1.5 aaron 69: Print lines from today and previous
1.3 millert 70: .Ar num
1.5 aaron 71: days (backward, past).
1.25 jmc 72: .It Fl b
1.39 zhuk 73: Enforce special date calculation mode for Cyrillic calendars.
1.37 schwarze 74: .It Fl f Ar calendarfile
1.5 aaron 75: Use
1.37 schwarze 76: .Ar calendarfile
1.5 aaron 77: as the default calendar file.
1.38 schwarze 78: .It Fl t Oo Oo Oo Ar cc Oc Ns Ar yy Oc Ns Ar mm Oc Ns Ar dd
1.9 pjanzen 79: Act like the specified value is
80: .Dq today
81: instead of using the current date.
1.35 jmc 82: If yy is specified, but cc is not,
83: a value for yy between 69 and 99 results in a cc value of 19.
84: Otherwise, a cc value of 20 is used.
1.40 espie 85: .It Fl w
86: Print day of the week name in front of each event.
1.1 deraadt 87: .El
88: .Pp
1.3 millert 89: To handle calendars in your national code table you can specify
90: .Dq LANG=<locale_name>
1.13 aaron 91: in the calendar file as early as possible.
92: To handle national Easter names in the calendars,
1.3 millert 93: .Dq Easter=<national_name>
94: (for Catholic Easter) or
95: .Dq Paskha=<national_name>
96: (for Orthodox Easter) can be used.
1.26 mickey 97: .Pp
1.27 jmc 98: The
1.26 mickey 99: .Dq CALENDAR
100: variable can be used to specify the style.
101: Only
102: .Sq Julian
103: and
104: .Sq Gregorian
105: styles are currently supported.
106: Use
107: .Dq CALENDAR=
108: to return to the default (Gregorian).
1.16 mickey 109: .Pp
110: To enforce special date calculation mode for Cyrillic calendars
111: you should specify
112: .Dq LANG=<local_name>
113: and
1.17 mickey 114: .Dq BODUN=<bodun_prefix>
1.39 zhuk 115: where <local_name> can be ru_RU.UTF-8, uk_UA.UTF-8 or by_BY.UTF-8.
1.3 millert 116: .Pp
117: Other lines should begin with a month and day.
1.1 deraadt 118: They may be entered in almost any format, either numeric or as character
119: strings.
1.3 millert 120: If proper locale is set, national months and weekdays
121: names can be used.
1.44 ! tedu 122: A single asterisk
! 123: .Pq Sq *
! 124: matches every month.
1.1 deraadt 125: A day without a month matches that day of every week.
126: A month without a day matches the first of that month.
127: Two numbers default to the month followed by the day.
128: Lines with leading tabs default to the last entered date, allowing
129: multiple line specifications for a single date.
1.9 pjanzen 130: .Dq Easter
131: (may be followed by a positive or negative integer) is Easter for this year.
132: .Dq Paskha
133: (may be followed by a positive or negative integer) is
1.3 millert 134: Orthodox Easter for this year.
1.9 pjanzen 135: Weekdays may be followed by
136: .Dq -4
137: .Li ...
138: .Dq +5
139: (aliases last, first, second, third, fourth) for moving events like
140: .Dq the last Monday in April .
1.3 millert 141: .Pp
1.5 aaron 142: By convention, dates followed by an asterisk
143: .Pq Sq *
144: are not fixed, i.e., change
1.1 deraadt 145: from year to year.
146: .Pp
1.5 aaron 147: Day descriptions start after the first <tab> character in the line;
148: if the line does not contain a <tab> character, it isn't printed out.
149: If the first character in the line is a <tab> character, it is treated as
1.8 pjanzen 150: the continuation of the previous description.
1.3 millert 151: .Pp
1.9 pjanzen 152: The calendar file is preprocessed by
1.1 deraadt 153: .Xr cpp 1 ,
154: allowing the inclusion of shared files such as company holidays or
155: meetings.
156: If the shared file is not referenced by a full pathname,
157: .Xr cpp 1
158: searches in the current (or home) directory first, and then in the
159: directory
160: .Pa /usr/share/calendar .
161: Empty lines and lines protected by the C commenting syntax
162: .Pq Li /* ... */
163: are ignored.
164: .Pp
1.27 jmc 165: Some possible calendar entries
166: (a \fB\et\fR sequence denotes a <tab> character):
1.1 deraadt 167: .Bd -unfilled -offset indent
1.3 millert 168: LANG=C
169: Easter=Ostern
170:
171: #include <calendar.usholiday>
172: #include <calendar.birthday>
173:
174: 6/15\fB\et\fRJune 15 (if ambiguous, will default to month/day).
175: Jun. 15\fB\et\fRJune 15.
176: 15 June\fB\et\fRJune 15.
177: Thursday\fB\et\fREvery Thursday.
1.27 jmc 178: June\fB\et\fREvery June 1st.
1.3 millert 179: 15 *\fB\et\fR15th of every month.
1.1 deraadt 180:
1.27 jmc 181: May Sun+2\fB\et\fRsecond Sunday in May (Muttertag)
182: 04/SunLast\fB\et\fRlast Sunday in April,
183: \fB\et\fRsummer time in Europe
1.3 millert 184: Easter\fB\et\fREaster
1.27 jmc 185: Ostern-2\fB\et\fRGood Friday (2 days before Easter)
186: Paskha\fB\et\fROrthodox Easter
1.1 deraadt 187: .Ed
188: .Sh FILES
1.5 aaron 189: .Bl -tag -width ~/.calendar/calendar -compact
1.3 millert 190: .It Pa calendar
1.25 jmc 191: File in current directory.
1.3 millert 192: .It Pa ~/.calendar
1.25 jmc 193: Directory in the user's home directory (which
1.9 pjanzen 194: .Nm
1.25 jmc 195: changes into, if it exists).
1.3 millert 196: .It Pa ~/.calendar/calendar
1.25 jmc 197: File to use if no calendar file exists in the current directory.
1.3 millert 198: .It Pa ~/.calendar/nomail
1.9 pjanzen 199: .Nm
1.25 jmc 200: will not send mail if this file exists.
1.29 xsa 201: .It Pa calendar.all
202: International and national calendar files.
1.1 deraadt 203: .It Pa calendar.birthday
1.25 jmc 204: Births and deaths of famous (and not-so-famous) people.
1.36 jmc 205: .It Pa calendar.canada
206: Canadian holidays.
1.1 deraadt 207: .It Pa calendar.christian
1.8 pjanzen 208: Christian holidays (should be updated yearly by the local system administrator
1.25 jmc 209: so that roving holidays are set correctly for the current year).
1.1 deraadt 210: .It Pa calendar.computer
1.25 jmc 211: Days of special significance to computer people.
212: .It Pa calendar.croatian
213: Croatian calendar.
1.31 jmc 214: .It Pa calendar.discord
215: Discordian calendar (all rites reversed).
1.18 mickey 216: .It Pa calendar.fictional
1.25 jmc 217: Fantasy and fiction dates (mostly LOTR).
218: .It Pa calendar.french
219: French calendar.
220: .It Pa calendar.german
221: German calendar.
1.1 deraadt 222: .It Pa calendar.history
1.32 jmc 223: Miscellaneous history.
1.1 deraadt 224: .It Pa calendar.holiday
1.25 jmc 225: Other holidays (including the not-well-known, obscure, and
1.1 deraadt 226: .Em really
1.25 jmc 227: obscure).
1.1 deraadt 228: .It Pa calendar.judaic
1.5 aaron 229: Jewish holidays (should be updated yearly by the local system administrator
1.25 jmc 230: so that roving holidays are set correctly for the current year).
1.1 deraadt 231: .It Pa calendar.music
1.43 jmc 232: Musical events, births, and deaths (strongly oriented toward rock 'n' roll).
1.42 jmc 233: .It Pa calendar.nz
234: New Zealand calendar.
1.19 fgsch 235: .It Pa calendar.openbsd
236: .Ox
1.25 jmc 237: related events.
1.18 mickey 238: .It Pa calendar.pagan
1.25 jmc 239: Pagan holidays, celebrations and festivals.
240: .It Pa calendar.russian
241: Russian calendar.
1.32 jmc 242: .It Pa calendar.space
243: Cosmic history.
1.41 jmc 244: .It Pa calendar.uk
245: UK calendar.
1.32 jmc 246: .It Pa calendar.ushistory
247: U.S. history.
1.1 deraadt 248: .It Pa calendar.usholiday
1.25 jmc 249: U.S. holidays.
1.18 mickey 250: .It Pa calendar.world
1.25 jmc 251: World wide calendar.
1.1 deraadt 252: .El
253: .Sh SEE ALSO
254: .Xr at 1 ,
1.12 aaron 255: .Xr cal 1 ,
1.1 deraadt 256: .Xr cpp 1 ,
1.5 aaron 257: .Xr mail 1 ,
258: .Xr cron 8
1.23 jmc 259: .Sh STANDARDS
1.1 deraadt 260: The
1.11 aaron 261: .Nm
1.1 deraadt 262: program previously selected lines which had the correct date anywhere
263: in the line.
1.12 aaron 264: This is no longer true: the date is only recognized when it occurs
1.3 millert 265: at the beginning of a line.
1.1 deraadt 266: .Sh HISTORY
267: A
268: .Nm
1.3 millert 269: command appeared in
1.1 deraadt 270: .At v7 .
271: .Sh BUGS
1.9 pjanzen 272: .Nm
1.28 mickey 273: doesn't handle all Jewish holidays or moon phases.
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