Fix delta time decoding for 12 AM/PM.

This commit is contained in:
Thomas G. Lockhart 1997-10-17 05:36:01 +00:00
parent addf9d5f2e
commit 9c800b8e48
1 changed files with 77 additions and 74 deletions

View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/dt.c,v 1.41 1997/09/20 16:20:29 thomas Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/dt.c,v 1.42 1997/10/17 05:36:01 thomas Exp $
*
*-------------------------------------------------------------------------
*/
@ -156,7 +156,7 @@ datetime_in(char *str)
}
return (result);
} /* datetime_in() */
} /* datetime_in() */
/* datetime_out()
* Convert a datetime to external form.
@ -195,7 +195,7 @@ datetime_out(DateTime *dt)
strcpy(result, buf);
return (result);
} /* datetime_out() */
} /* datetime_out() */
/* timespan_in()
@ -252,7 +252,7 @@ timespan_in(char *str)
}
return (span);
} /* timespan_in() */
} /* timespan_in() */
/* timespan_out()
* Convert a time span to external form.
@ -280,7 +280,7 @@ timespan_out(TimeSpan *span)
strcpy(result, buf);
return (result);
} /* timespan_out() */
} /* timespan_out() */
/*****************************************************************************
@ -295,7 +295,7 @@ datetime_finite(DateTime *datetime)
return FALSE;
return (!DATETIME_NOT_FINITE(*datetime));
} /* datetime_finite() */
} /* datetime_finite() */
#ifdef NOT_USED
@ -306,7 +306,7 @@ timespan_finite(TimeSpan *timespan)
return FALSE;
return (!TIMESPAN_NOT_FINITE(*timespan));
} /* timespan_finite() */
} /* timespan_finite() */
#endif
@ -339,7 +339,7 @@ GetEpochTime(struct tm * tm)
#endif
return;
} /* GetEpochTime() */
} /* GetEpochTime() */
DateTime
SetDateTime(DateTime dt)
@ -366,7 +366,7 @@ SetDateTime(DateTime dt)
}
return (dt);
} /* SetDateTime() */
} /* SetDateTime() */
/* datetime_relop - is datetime1 relop datetime2
*/
@ -391,7 +391,7 @@ datetime_eq(DateTime *datetime1, DateTime *datetime2)
dt2 = SetDateTime(dt2);
return (dt1 == dt2);
} /* datetime_eq() */
} /* datetime_eq() */
bool
datetime_ne(DateTime *datetime1, DateTime *datetime2)
@ -414,7 +414,7 @@ datetime_ne(DateTime *datetime1, DateTime *datetime2)
dt2 = SetDateTime(dt2);
return (dt1 != dt2);
} /* datetime_ne() */
} /* datetime_ne() */
bool
datetime_lt(DateTime *datetime1, DateTime *datetime2)
@ -437,7 +437,7 @@ datetime_lt(DateTime *datetime1, DateTime *datetime2)
dt2 = SetDateTime(dt2);
return (dt1 < dt2);
} /* datetime_lt() */
} /* datetime_lt() */
bool
datetime_gt(DateTime *datetime1, DateTime *datetime2)
@ -463,7 +463,7 @@ datetime_gt(DateTime *datetime1, DateTime *datetime2)
printf("datetime_gt- %f %s greater than %f\n", dt1, ((dt1 > dt2) ? "is" : "is not"), dt2);
#endif
return (dt1 > dt2);
} /* datetime_gt() */
} /* datetime_gt() */
bool
datetime_le(DateTime *datetime1, DateTime *datetime2)
@ -486,7 +486,7 @@ datetime_le(DateTime *datetime1, DateTime *datetime2)
dt2 = SetDateTime(dt2);
return (dt1 <= dt2);
} /* datetime_le() */
} /* datetime_le() */
bool
datetime_ge(DateTime *datetime1, DateTime *datetime2)
@ -509,7 +509,7 @@ datetime_ge(DateTime *datetime1, DateTime *datetime2)
dt2 = SetDateTime(dt2);
return (dt1 >= dt2);
} /* datetime_ge() */
} /* datetime_ge() */
/* datetime_cmp - 3-state comparison for datetime
@ -546,7 +546,7 @@ datetime_cmp(DateTime *datetime1, DateTime *datetime2)
}
return (((dt1 < dt2) ? -1 : ((dt1 > dt2) ? 1 : 0)));
} /* datetime_cmp() */
} /* datetime_cmp() */
/* timespan_relop - is timespan1 relop timespan2
@ -562,7 +562,7 @@ timespan_eq(TimeSpan *timespan1, TimeSpan *timespan2)
return ((timespan1->time == timespan2->time)
&& (timespan1->month == timespan2->month));
} /* timespan_eq() */
} /* timespan_eq() */
bool
timespan_ne(TimeSpan *timespan1, TimeSpan *timespan2)
@ -575,7 +575,7 @@ timespan_ne(TimeSpan *timespan1, TimeSpan *timespan2)
return ((timespan1->time != timespan2->time)
|| (timespan1->month != timespan2->month));
} /* timespan_ne() */
} /* timespan_ne() */
bool
timespan_lt(TimeSpan *timespan1, TimeSpan *timespan2)
@ -597,7 +597,7 @@ timespan_lt(TimeSpan *timespan1, TimeSpan *timespan2)
span2 += (timespan2->month * (30.0 * 86400));
return (span1 < span2);
} /* timespan_lt() */
} /* timespan_lt() */
bool
timespan_gt(TimeSpan *timespan1, TimeSpan *timespan2)
@ -619,7 +619,7 @@ timespan_gt(TimeSpan *timespan1, TimeSpan *timespan2)
span2 += (timespan2->month * (30.0 * 86400));
return (span1 > span2);
} /* timespan_gt() */
} /* timespan_gt() */
bool
timespan_le(TimeSpan *timespan1, TimeSpan *timespan2)
@ -641,7 +641,7 @@ timespan_le(TimeSpan *timespan1, TimeSpan *timespan2)
span2 += (timespan2->month * (30.0 * 86400));
return (span1 <= span2);
} /* timespan_le() */
} /* timespan_le() */
bool
timespan_ge(TimeSpan *timespan1, TimeSpan *timespan2)
@ -663,7 +663,7 @@ timespan_ge(TimeSpan *timespan1, TimeSpan *timespan2)
span2 += (timespan2->month * (30.0 * 86400));
return (span1 >= span2);
} /* timespan_ge() */
} /* timespan_ge() */
/* timespan_cmp - 3-state comparison for timespan
@ -695,7 +695,7 @@ timespan_cmp(TimeSpan *timespan1, TimeSpan *timespan2)
span2 += (timespan2->month * (30.0 * 86400));
return ((span1 < span2) ? -1 : (span1 > span2) ? 1 : 0);
} /* timespan_cmp() */
} /* timespan_cmp() */
/*----------------------------------------------------------
@ -741,7 +741,7 @@ datetime_smaller(DateTime *datetime1, DateTime *datetime2)
}
return (result);
} /* datetime_smaller() */
} /* datetime_smaller() */
DateTime *
datetime_larger(DateTime *datetime1, DateTime *datetime2)
@ -778,7 +778,7 @@ datetime_larger(DateTime *datetime1, DateTime *datetime2)
}
return (result);
} /* datetime_larger() */
} /* datetime_larger() */
TimeSpan *
@ -819,7 +819,7 @@ datetime_mi(DateTime *datetime1, DateTime *datetime2)
result->month = 0;
return (result);
} /* datetime_mi() */
} /* datetime_mi() */
/* datetime_pl_span()
@ -922,7 +922,7 @@ datetime_pl_span(DateTime *datetime, TimeSpan *span)
}
return (result);
} /* datetime_pl_span() */
} /* datetime_pl_span() */
DateTime *
datetime_mi_span(DateTime *datetime, TimeSpan *span)
@ -939,7 +939,7 @@ datetime_mi_span(DateTime *datetime, TimeSpan *span)
result = datetime_pl_span(datetime, &tspan);
return (result);
} /* datetime_mi_span() */
} /* datetime_mi_span() */
TimeSpan *
@ -956,7 +956,7 @@ timespan_um(TimeSpan *timespan)
result->month = -(timespan->month);
return (result);
} /* timespan_um() */
} /* timespan_um() */
TimeSpan *
@ -1012,7 +1012,7 @@ timespan_smaller(TimeSpan *timespan1, TimeSpan *timespan2)
}
return (result);
} /* timespan_smaller() */
} /* timespan_smaller() */
TimeSpan *
timespan_larger(TimeSpan *timespan1, TimeSpan *timespan2)
@ -1067,7 +1067,7 @@ timespan_larger(TimeSpan *timespan1, TimeSpan *timespan2)
}
return (result);
} /* timespan_larger() */
} /* timespan_larger() */
TimeSpan *
@ -1084,7 +1084,7 @@ timespan_pl(TimeSpan *span1, TimeSpan *span2)
result->time = JROUND(span1->time + span2->time);
return (result);
} /* timespan_pl() */
} /* timespan_pl() */
TimeSpan *
timespan_mi(TimeSpan *span1, TimeSpan *span2)
@ -1100,7 +1100,7 @@ timespan_mi(TimeSpan *span1, TimeSpan *span2)
result->time = JROUND(span1->time - span2->time);
return (result);
} /* timespan_mi() */
} /* timespan_mi() */
TimeSpan *
timespan_div(TimeSpan *span1, float8 *arg2)
@ -1120,7 +1120,7 @@ timespan_div(TimeSpan *span1, float8 *arg2)
result->time = JROUND(span1->time / *arg2);
return (result);
} /* timespan_div() */
} /* timespan_div() */
/* datetime_age()
* Calculate time difference while retaining year/month fields.
@ -1264,7 +1264,7 @@ datetime_age(DateTime *datetime1, DateTime *datetime2)
}
return (result);
} /* datetime_age() */
} /* datetime_age() */
/*----------------------------------------------------------
@ -1300,7 +1300,7 @@ datetime_text(DateTime *datetime)
PFREE(str);
return (result);
} /* datetime_text() */
} /* datetime_text() */
/* text_datetime()
@ -1329,7 +1329,7 @@ text_datetime(text *str)
result = datetime_in(dstr);
return (result);
} /* text_datetime() */
} /* text_datetime() */
/* timespan_text()
@ -1360,7 +1360,7 @@ timespan_text(TimeSpan *timespan)
PFREE(str);
return (result);
} /* timespan_text() */
} /* timespan_text() */
/* text_timespan()
@ -1390,7 +1390,7 @@ text_timespan(text *str)
result = timespan_in(dstr);
return (result);
} /* text_timespan() */
} /* text_timespan() */
#endif
@ -1540,7 +1540,7 @@ datetime_trunc(text *units, DateTime *datetime)
}
return (result);
} /* datetime_trunc() */
} /* datetime_trunc() */
/* timespan_trunc()
* Extract specified field from timespan.
@ -1665,7 +1665,7 @@ timespan_trunc(text *units, TimeSpan *timespan)
}
return (result);
} /* timespan_trunc() */
} /* timespan_trunc() */
/* datetime_part()
@ -1817,7 +1817,7 @@ datetime_part(text *units, DateTime *datetime)
}
return (result);
} /* datetime_part() */
} /* datetime_part() */
/* timespan_part()
@ -1954,7 +1954,7 @@ timespan_part(text *units, TimeSpan *timespan)
}
return (result);
} /* timespan_part() */
} /* timespan_part() */
/* datetime_zone()
@ -2044,7 +2044,7 @@ datetime_zone(text *zone, DateTime *datetime)
}
return (result);
} /* datetime_zone() */
} /* datetime_zone() */
/*****************************************************************************
@ -2329,7 +2329,7 @@ date2j(int y, int m, int d)
return ((1461 * (y + 4800 + m12)) / 4 + (367 * (m - 2 - 12 * (m12))) / 12
- (3 * ((y + 4900 + m12) / 100)) / 4 + d - 32075);
} /* date2j() */
} /* date2j() */
void
j2date(int jd, int *year, int *month, int *day)
@ -2358,7 +2358,7 @@ j2date(int jd, int *year, int *month, int *day)
*month = m;
*day = d;
return;
} /* j2date() */
} /* j2date() */
static int
j2day(int date)
@ -2368,7 +2368,7 @@ j2day(int date)
day = (date + 1) % 7;
return (day);
} /* j2day() */
} /* j2day() */
/* datetime2tm()
@ -2528,7 +2528,7 @@ datetime2tm(DateTime dt, int *tzp, struct tm * tm, double *fsec, char **tzn)
#endif
return 0;
} /* datetime2tm() */
} /* datetime2tm() */
/* tm2datetime()
@ -2558,7 +2558,7 @@ tm2datetime(struct tm * tm, double fsec, int *tzp, DateTime *result)
*result = dt2local(*result, -(*tzp));
return 0;
} /* tm2datetime() */
} /* tm2datetime() */
/* timespan2tm()
@ -2599,7 +2599,7 @@ timespan2tm(TimeSpan span, struct tm * tm, float8 *fsec)
#endif
return 0;
} /* timespan2tm() */
} /* timespan2tm() */
static int
tm2timespan(struct tm * tm, double fsec, TimeSpan *span)
@ -2614,7 +2614,7 @@ tm2timespan(struct tm * tm, double fsec, TimeSpan *span)
#endif
return 0;
} /* tm2timespan() */
} /* tm2timespan() */
static DateTime
@ -2623,13 +2623,13 @@ dt2local(DateTime dt, int tz)
dt -= tz;
dt = JROUND(dt);
return (dt);
} /* dt2local() */
} /* dt2local() */
double
time2t(const int hour, const int min, const double sec)
{
return ((((hour * 60) + min) * 60) + sec);
} /* time2t() */
} /* time2t() */
static void
dt2time(DateTime jd, int *hour, int *min, double *sec)
@ -2645,7 +2645,7 @@ dt2time(DateTime jd, int *hour, int *min, double *sec)
*sec = JROUND(time);
return;
} /* dt2time() */
} /* dt2time() */
/*
@ -2791,7 +2791,7 @@ ParseDateTime(char *timestr, char *lowstr,
*numfields = nf;
return 0;
} /* ParseDateTime() */
} /* ParseDateTime() */
/* DecodeDateTime()
@ -3036,7 +3036,9 @@ DecodeDateTime(char *field[], int ftype[], int nf,
if ((mer != HR24) && (tm->tm_hour > 12))
return -1;
if (mer == PM)
if ((mer == AM) && (tm->tm_hour == 12))
tm->tm_hour = 0;
else if ((mer == PM) && (tm->tm_hour != 12))
tm->tm_hour += 12;
#ifdef DATEDEBUG
@ -3089,7 +3091,7 @@ DecodeDateTime(char *field[], int ftype[], int nf,
}
return 0;
} /* DecodeDateTime() */
} /* DecodeDateTime() */
/* DecodeTimeOnly()
@ -3205,14 +3207,16 @@ DecodeTimeOnly(char *field[], int ftype[], int nf, int *dtype, struct tm * tm, d
if ((mer != HR24) && (tm->tm_hour > 12))
return -1;
if (mer == PM)
if ((mer == AM) && (tm->tm_hour == 12))
tm->tm_hour = 0;
else if ((mer == PM) && (tm->tm_hour != 12))
tm->tm_hour += 12;
if ((fmask & DTK_TIME_M) != DTK_TIME_M)
return -1;
return 0;
} /* DecodeTimeOnly() */
} /* DecodeTimeOnly() */
/* DecodeDate()
@ -3318,7 +3322,7 @@ DecodeDate(char *str, int fmask, int *tmask, struct tm * tm)
}
return 0;
} /* DecodeDate() */
} /* DecodeDate() */
/* DecodeTime()
@ -3377,7 +3381,7 @@ DecodeTime(char *str, int fmask, int *tmask, struct tm * tm, double *fsec)
return -1;
return 0;
} /* DecodeTime() */
} /* DecodeTime() */
/* DecodeNumber()
@ -3506,7 +3510,7 @@ DecodeNumber(int flen, char *str, int fmask, int *tmask, struct tm * tm, double
}
return 0;
} /* DecodeNumber() */
} /* DecodeNumber() */
/* DecodeNumberField()
@ -3591,7 +3595,7 @@ DecodeNumberField(int len, char *str, int fmask, int *tmask, struct tm * tm, dou
}
return 0;
} /* DecodeNumberField() */
} /* DecodeNumberField() */
/* DecodeTimezone()
@ -3634,7 +3638,7 @@ DecodeTimezone(char *str, int *tzp)
*tzp = -tz;
return (*cp != '\0');
} /* DecodeTimezone() */
} /* DecodeTimezone() */
/* DecodeSpecial()
@ -3685,7 +3689,7 @@ DecodeSpecial(int field, char *lowtoken, int *val)
}
return (type);
} /* DecodeSpecial() */
} /* DecodeSpecial() */
/* DecodeDateDelta()
@ -3746,8 +3750,7 @@ DecodeDateDelta(char *field[], int ftype[], int nf, int *dtype, struct tm * tm,
}
/*
* read through remaining list backwards to pick up units before
* values
* read through remaining list backwards to pick up units before values
*/
for (i = nf - 1; i >= ii; i--)
{
@ -3924,7 +3927,7 @@ DecodeDateDelta(char *field[], int ftype[], int nf, int *dtype, struct tm * tm,
/* ensure that at least one time field has been found */
return ((fmask != 0) ? 0 : -1);
} /* DecodeDateDelta() */
} /* DecodeDateDelta() */
/* DecodeUnits()
@ -3970,7 +3973,7 @@ DecodeUnits(int field, char *lowtoken, int *val)
}
return (type);
} /* DecodeUnits() */
} /* DecodeUnits() */
/* datebsearch()
@ -4047,7 +4050,7 @@ EncodeSpecialDateTime(DateTime dt, char *str)
}
return (FALSE);
} /* EncodeSpecialDateTime() */
} /* EncodeSpecialDateTime() */
/* EncodeDateOnly()
@ -4160,7 +4163,7 @@ EncodeDateOnly(struct tm * tm, int style, char *str)
#endif
return (TRUE);
} /* EncodeDateOnly() */
} /* EncodeDateOnly() */
/* EncodeTimeOnly()
@ -4184,7 +4187,7 @@ EncodeTimeOnly(struct tm * tm, double fsec, int style, char *str)
#endif
return (TRUE);
} /* EncodeTimeOnly() */
} /* EncodeTimeOnly() */
/* EncodeDateTime()
@ -4343,7 +4346,7 @@ EncodeDateTime(struct tm * tm, double fsec, int *tzp, char **tzn, int style, cha
#endif
return (TRUE);
} /* EncodeDateTime() */
} /* EncodeDateTime() */
/* EncodeTimeSpan()
@ -4439,7 +4442,7 @@ EncodeTimeSpan(struct tm * tm, double fsec, int style, char *str)
#endif
return 0;
} /* EncodeTimeSpan() */
} /* EncodeTimeSpan() */
#if defined(linux) && defined(PPC)