When the user supplies an invalid number of days provide a useful error message
instead of segfaulting.
PR: bin/186697
Reported by: kaltheat <kaltheat@gmail.com>
Submitted by: oliver <oliver@beefrankly.org> (older version)
In addition to adding `static' where possible:
- bin/date: Move `retval' into extern.h to make it visible to date.c.
- bin/ed: Move globally used variables into ed.h.
- sbin/camcontrol: Move `verbose' into camcontrol.h and fix shadow warnings.
- usr.bin/calendar: Remove unneeded variables.
- usr.bin/chat: Make `line' local instead of global.
- usr.bin/elfdump: Comment out unneeded function.
- usr.bin/rlogin: Use _Noreturn instead of __dead2.
- usr.bin/tset: Pull `Ospeed' into extern.h.
- usr.sbin/mfiutil: Put global variables in mfiutil.h.
- usr.sbin/pkg: Remove unused `os_corres'.
- usr.sbin/quotaon, usr.sbin/repquota: Remove unused `qfname'.
- Add ? option to optstring.
- Sort options alphabetically.
- Vertical space.
Tidy up usage() function.
Bring man page in sync with source.
Ensure that debug code is only executed with the -d option.
Submitted by: Christiane Yeardley
- Remove the 3rd clause of the UC Berkeley copyrighted files.
- For the files added copyrighted by me, move the "All rights
reserved" to the next line.
- Repeating events which span multiple years (because of -A, -B or
just the three days before the end of the year).
- Support for lunar events (full moon, new moon) and solar events
(equinox and solstice, chinese new year). Because of this, the
options -U (UTC offset) and -l (longitude) are available to
compensate if reality doesn't match the calculated values.
MFC after: 1 month
-W is like -A (number of days in the future to consider, but also
specifies that we don't want special treatment at weekends.
-F changes our notion of "Friday" (the day before the weekend).
Arguably, calendar(1) is broken to have special treatment of weekends
by default, but this method maintains POLA.
of the recent WARNS commits. The idea is:
1) FreeBSD id tags should follow vendor tags.
2) Vendor tags should not be compiled (though copyrights probably should).
3) There should be no blank line between including cdefs and __FBSDIF.
``the last Monday in April'
- handle easter
new options
-f calendarfile
-A days
-B days
Calendar HOME directory ~/.calendar
don't sent mail if ~/.calendar/nomail exist
