=================================================================== RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/calendar/day.c,v retrieving revision 1.15 retrieving revision 1.24 diff -u -r1.15 -r1.24 --- src/usr.bin/calendar/day.c 2003/06/03 02:56:06 1.15 +++ src/usr.bin/calendar/day.c 2013/04/02 04:40:21 1.24 @@ -1,4 +1,4 @@ -/* $OpenBSD: day.c,v 1.15 2003/06/03 02:56:06 millert Exp $ */ +/* $OpenBSD: day.c,v 1.24 2013/04/02 04:40:21 deraadt Exp $ */ /* * Copyright (c) 1989, 1993, 1994 @@ -29,20 +29,6 @@ * SUCH DAMAGE. */ -#ifndef lint -static const char copyright[] = -"@(#) Copyright (c) 1989, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -#if 0 -static const char sccsid[] = "@(#)calendar.c 8.3 (Berkeley) 3/25/94"; -#else -static char rcsid[] = "$OpenBSD: day.c,v 1.15 2003/06/03 02:56:06 millert Exp $"; -#endif -#endif /* not lint */ - #include #include @@ -58,6 +44,8 @@ #include "pathnames.h" #include "calendar.h" +extern struct iovec header[]; + #define WEEKLY 1 #define MONTHLY 2 #define YEARLY 3 @@ -65,6 +53,8 @@ struct tm *tp; int *cumdays, offset; char dayname[10]; +enum calendars calendar; +u_long julian; /* 1-based month, 0-based days, cumulative */ @@ -89,7 +79,8 @@ static struct fixs nmonths[13]; /* short national month names */ -void setnnames(void) +void +setnnames(void) { char buf[80]; int i, l; @@ -141,12 +132,15 @@ fnmonths[i].len = strlen(buf); } /* Hardwired special events */ - spev[0].name = strdup(EASTER); - spev[0].nlen = EASTERNAMELEN; - spev[0].getev = easter; - spev[1].name = strdup(PASKHA); - spev[1].nlen = PASKHALEN; - spev[1].getev = paskha; + spev[0].name = strdup(PESACH); + spev[0].nlen = PESACHLEN; + spev[0].getev = pesach; + spev[1].name = strdup(EASTER); + spev[1].nlen = EASTERNAMELEN; + spev[1].getev = easter; + spev[2].name = strdup(PASKHA); + spev[2].nlen = PASKHALEN; + spev[2].getev = paskha; for (i = 0; i < NUMEV; i++) { if (spev[i].name == NULL) err(1, NULL); @@ -155,8 +149,7 @@ } void -settime(now) - time_t *now; +settime(time_t *now) { tp = localtime(now); tp->tm_sec = 0; @@ -171,7 +164,7 @@ cumdays = daytab[0]; /* Friday displays Monday's events */ offset = tp->tm_wday == 5 ? 3 : 1; - if (f_dayAfter) + if (f_SetdayAfter) offset = 0; /* Except not when range is set explicitly */ header[5].iov_base = dayname; @@ -185,59 +178,79 @@ /* convert [Year][Month]Day into unix time (since 1970) * Year: two or four digits, Month: two digits, Day: two digits */ -time_t Mktime (date) - char *date; +time_t +Mktime(char *date) { - time_t t; - int len; - struct tm tm; + time_t t; + int len; + struct tm tm; - (void)time(&t); - tp = localtime(&t); + (void)time(&t); + tp = localtime(&t); - len = strlen(date); - if (len < 2) - return((time_t)-1); - tm.tm_sec = 0; - tm.tm_min = 0; - /* Avoid getting caught by a timezone shift; set time to noon */ - tm.tm_isdst = 0; - tm.tm_hour = 12; - tm.tm_wday = 0; - tm.tm_mday = tp->tm_mday; - tm.tm_mon = tp->tm_mon; - tm.tm_year = tp->tm_year; + len = strlen(date); + if (len < 2) + return((time_t)-1); + tm.tm_sec = 0; + tm.tm_min = 0; + /* Avoid getting caught by a timezone shift; set time to noon */ + tm.tm_isdst = 0; + tm.tm_hour = 12; + tm.tm_wday = 0; + tm.tm_mday = tp->tm_mday; + tm.tm_mon = tp->tm_mon; + tm.tm_year = tp->tm_year; - /* Day */ - tm.tm_mday = atoi(date + len - 2); + /* Day */ + tm.tm_mday = atoi(date + len - 2); - /* Month */ - if (len >= 4) { - *(date + len - 2) = '\0'; - tm.tm_mon = atoi(date + len - 4) - 1; - } + /* Month */ + if (len >= 4) { + *(date + len - 2) = '\0'; + tm.tm_mon = atoi(date + len - 4) - 1; + } - /* Year */ - if (len >= 6) { + /* Year */ + if (len >= 6) { *(date + len - 4) = '\0'; tm.tm_year = atoi(date); - /* tm_year up TM_YEAR_BASE ... */ - if (tm.tm_year < 69) /* Y2K */ - tm.tm_year += 2000 - TM_YEAR_BASE; - else if (tm.tm_year < 100) - tm.tm_year += 1900 - TM_YEAR_BASE; - else if (tm.tm_year > TM_YEAR_BASE) - tm.tm_year -= TM_YEAR_BASE; - } + /* tm_year up TM_YEAR_BASE ... */ + if (tm.tm_year < 69) /* Y2K */ + tm.tm_year += 2000 - TM_YEAR_BASE; + else if (tm.tm_year < 100) + tm.tm_year += 1900 - TM_YEAR_BASE; + else if (tm.tm_year > TM_YEAR_BASE) + tm.tm_year -= TM_YEAR_BASE; + } #if DEBUG - printf("Mktime: %d %d %d %s\n", (int)mktime(&tm), (int)t, len, - asctime(&tm)); + printf("Mktime: %d %lld %d %s\n", (int)mktime(&tm), (long long)t, len, + asctime(&tm)); #endif - return(mktime(&tm)); + return(mktime(&tm)); } +void +adjust_calendar(int *day, int *month) +{ + switch (calendar) { + case GREGORIAN: + break; + + case JULIAN: + *day += julian; + if (*day > (cumdays[*month + 1] - cumdays[*month])) { + *day -= (cumdays[*month + 1] - cumdays[*month]); + if (++*month > 12) + *month = 1; + } + break; + case LUNAR: + break; + } +} + /* * Possible date formats include any combination of: * 3-charmonth (January, Jan, Jan) @@ -249,9 +262,7 @@ * with \t, is shown along with the matched line. */ struct match * -isnow(endp, bodun) - char *endp; - int bodun; +isnow(char *endp, int bodun) { int day = 0, flags = 0, month = 0, v1, v2, i; int monthp, dayp, varp = 0; @@ -278,7 +289,7 @@ /* adjust bodun rate */ if (bodun && !bodun_always) - bodun = !(arc4random() % 3); + bodun = !arc4random_uniform(3); /* Easter or Easter depending days */ if (flags & F_SPECIAL) @@ -312,7 +323,8 @@ if (month == -1) { month = tp->tm_mon + 1; interval = MONTHLY; - } + } else if (calendar) + adjust_calendar(&day, &month); if ((month > 12) || (month < 1)) return (NULL); } @@ -330,8 +342,11 @@ day = 1; /* If a weekday was spelled out without an ordering, * assume the first of that day in the month */ - if ((flags & F_ISDAY) && (day >= 1) && (day <=7)) - day += 10; + if ((flags & F_ISDAY)) { + if ((day >= 1) && (day <=7)) + day += 10; + } else if (calendar) + adjust_calendar(&day, &month); } /* Hm ... */ @@ -348,7 +363,8 @@ if (month == -1) { month = tp->tm_mon + 1; interval = MONTHLY; - } + } else if (calendar) + adjust_calendar(&day, &month); } /* {Month} {Weekday,Day} ... */ @@ -357,8 +373,11 @@ month = v1; /* if no recognizable day, assume the first */ day = v2 ? v2 : 1; - if ((flags & F_ISDAY) && (day >= 1) && (day <= 7)) - day += 10; + if ((flags & F_ISDAY)) { + if ((day >= 1) && (day <= 7)) + day += 10; + } else + adjust_calendar(&day, &month); } } @@ -450,8 +469,7 @@ tmp->next = NULL; return(tmp); } - } - else { + } else { varp = 1; /* Set up v1 to the event number and ... */ v1 = vwd % (NUMEV + 1) - 1; @@ -560,8 +578,7 @@ int -getmonth(s) - char *s; +getmonth(char *s) { char **p; struct fixs *n; @@ -580,8 +597,7 @@ int -getday(s) - char *s; +getday(char *s) { char **p; struct fixs *n; @@ -604,8 +620,7 @@ * ... etc ... */ int -getdayvar(s) - char *s; +getdayvar(char *s) { int offset; @@ -645,8 +660,7 @@ int -foy(year) - int year; +foy(int year) { /* 0-6; what weekday Jan 1 is */ year--; @@ -656,8 +670,7 @@ void -variable_weekday(day, month, year) - int *day, month, year; +variable_weekday(int *day, int month, int year) { int v1, v2; int *cumdays;