Tidy up command line processing:
- 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
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grog
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@ -36,11 +36,14 @@
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.Nd reminder service
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.Sh SYNOPSIS
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.Nm
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.Op Fl a
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.Op Fl A Ar num
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.Op Fl a
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.Op Fl B Ar num
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.Op Fl D Ar moon|sun
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.Op Fl d
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.Op Fl F Ar friday
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.Op Fl f Ar calendarfile
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.Op Fl l Ar longitude
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.Oo
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.Bk -words
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.Fl t Ar dd Ns
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@ -49,16 +52,14 @@
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.Sm on
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.Ek
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.Oc
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.Op Fl W Ar num
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.Op Fl U Ar UTC-offset
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.Op Fl l Ar longitude
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.Op Fl W Ar num
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.Sh DESCRIPTION
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The
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.Nm
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utility checks the current directory for a file named
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.Pa calendar
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and displays lines that begin with either today's date
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or tomorrow's.
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and displays lines that fall into the specified date range.
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On the day before a weekend (normally Friday), events for the next
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three days are displayed.
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.Pp
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@ -76,6 +77,10 @@ This requires super-user privileges.
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Print lines from today and the previous
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.Ar num
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days (backward, past).
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.It Fl D Ar moon|sun
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Print UTC offset, longitude and moon or sun information.
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.It Fl d
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Debug option: print current date information.
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.It Fl F Ar friday
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Specify which day of the week is ``Friday'' (the day before the
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weekend begins).
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@ -84,6 +89,11 @@ Default is 5.
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Use
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.Pa calendarfile
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as the default calendar file.
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.It Fl l Ar longitude
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Perform lunar and solar calculations from this longitude.
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If neither longitude nor UTC offset is specified, the calculations will
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be based on the difference between UTC time and localtime.
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If both are specified, UTC offset overrides longitude.
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.It Xo Fl t
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.Sm off
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.Ar dd
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@ -91,12 +101,11 @@ as the default calendar file.
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.Sm on
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.Xc
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For test purposes only: set date directly to argument values.
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.It Fl l Ar longitude , Fl U Ar UTC-offset
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Only one is needed:
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Perform lunar and solar calculations from this longitude or from
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this UTC offset.
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If neither is specified, the calculations will be based on the
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difference between UTC time and localtime.
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.It Fl U Ar UTC-offset
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Perform lunar and solar calculations from this UTC offset.
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If neither UTC offset nor longitude is specified, the calculations
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will be based on the difference between UTC time and localtime.
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If both are specified, UTC offset overrides longitude.
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.It Fl W Ar num
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Print lines from today and the next
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.Ar num
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@ -35,7 +35,7 @@ static const char copyright[] =
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#if 0
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#ifndef lint
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static char sccsid[] = "@(#)calendar.c 8.3 (Berkeley) 3/25/94";
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static char sccsid[] = "@(#)calendar.c 8.3 (Berkeley) 3/25/94";
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#endif
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#endif
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@ -79,7 +79,7 @@ main(int argc, char *argv[])
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(void)setlocale(LC_ALL, "");
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while ((ch = getopt(argc, argv, "-A:aB:dD:F:f:l:t:U:W:")) != -1)
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while ((ch = getopt(argc, argv, "-A:aB:D:dF:f:l:t:U:W:?")) != -1)
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switch (ch) {
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case '-': /* backward contemptible */
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case 'a':
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@ -90,10 +90,6 @@ main(int argc, char *argv[])
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doall = 1;
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break;
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case 'f': /* other calendar file */
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calendarFile = optarg;
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break;
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case 'W': /* we don't need no steenking Fridays */
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Friday = -1;
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/* FALLTHROUGH */
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@ -106,24 +102,32 @@ main(int argc, char *argv[])
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f_dayBefore = atoi(optarg);
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break;
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case 'D': /* debug output of sun and moon info */
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DEBUG = optarg;
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break;
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case 'd': /* debug output of current date */
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debug = 1;
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break;
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case 'F': /* Change the time: When does weekend start? */
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Friday = atoi(optarg);
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break;
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case 'f': /* other calendar file */
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calendarFile = optarg;
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break;
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case 'l': /* Change longitudal position */
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EastLongitude = strtol(optarg, NULL, 10);
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break;
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case 'U': /* Change UTC offset */
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UTCOffset = strtod(optarg, NULL);
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case 't': /* other date, for tests */
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f_time = Mktime(optarg);
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break;
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case 'd':
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debug = 1;
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break;
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case 'D':
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DEBUG = optarg;
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break;
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case 't': /* other date, undocumented, for tests */
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f_time = Mktime(optarg);
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case 'U': /* Change UTC offset */
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UTCOffset = strtod(optarg, NULL);
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break;
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case '?':
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@ -216,10 +220,9 @@ usage(void)
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{
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fprintf(stderr, "%s\n%s\n%s\n",
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"usage: calendar [-a] [-A days] [-B days] [-F friday] "
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"[-f calendarfile]",
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" [-d] [-t dd[.mm[.year]]] [-W days]",
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" [-U utcoffset] [-l longitude]"
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"usage: calendar [-A days] [-a] [-B days] [-D sun|moon] [-d]",
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" [-F friday] [-f calendarfile] [-l longitude]",
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" [-t dd[.mm[.year]]] [-U utcoffset] [-W days]"
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);
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exit(1);
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}
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@ -176,7 +176,8 @@ cal(void)
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*pp = p;
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if (count < 0) {
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/* Show error status based on return value */
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fprintf(stderr, "Ignored: %s\n", buf);
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if (debug)
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fprintf(stderr, "Ignored: %s\n", buf);
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if (count == -1)
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continue;
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count = -count + 1;
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@ -10,7 +10,7 @@
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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@ -22,7 +22,7 @@
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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*/
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#include <sys/cdefs.h>
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@ -79,7 +79,7 @@ static char *floattotime(double f);
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* '300' ... '359' | '360' ... '365'
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* ModifierIndex ::= 'Second' | 'Third' | 'Fourth' | 'Fifth' |
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* 'First' | 'Last'
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*
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*
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* SpecialDay ::= 'Easter' | 'Paskha' | 'ChineseNewYear'
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*
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*/
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@ -313,7 +313,7 @@ determinestyle(char *date, int *flags,
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allfine:
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*p = pold;
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return (1);
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}
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static void
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@ -407,7 +407,7 @@ parsedaymonth(char *date, int *yearp, int *monthp, int *dayp, int *flags,
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*
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* Month: 1-12
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* Monthname: Jan .. Dec
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* Day: 1-31
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* Day: 1-31
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* Weekday: Mon .. Sun
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*
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*/
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@ -754,10 +754,13 @@ parsedaymonth(char *date, int *yearp, int *monthp, int *dayp, int *flags,
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continue;
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}
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printf("Unprocessed:\n");
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debug_determinestyle(2, date, lflags, month, imonth,
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dayofmonth, idayofmonth, dayofweek, idayofweek,
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modifieroffset, modifierindex, specialday, syear, iyear);
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if (debug) {
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printf("Unprocessed:\n");
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debug_determinestyle(2, date, lflags, month, imonth,
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dayofmonth, idayofmonth, dayofweek, idayofweek,
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modifieroffset, modifierindex, specialday, syear,
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iyear);
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}
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retvalsign = -1;
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}
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@ -1045,7 +1048,7 @@ dodebug(char *what)
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printf("\n");
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}
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return;
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}
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