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855 lines
18 KiB
855 lines
18 KiB
/*-------------------------------------------------------------------------
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*
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* date.c
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* implements DATE and TIME data types specified in SQL-92 standard
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*
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* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
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* Portions Copyright (c) 1994-5, Regents of the University of California
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/date.c,v 1.44 2000/04/12 17:15:48 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#include <limits.h>
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#include "postgres.h"
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#ifdef HAVE_FLOAT_H
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#include <float.h>
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#endif
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#include "miscadmin.h"
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#include "utils/builtins.h"
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static int
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date2tm(DateADT dateVal, int *tzp, struct tm * tm, double *fsec, char **tzn);
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/*****************************************************************************
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* Date ADT
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*****************************************************************************/
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/* date_in()
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* Given date text string, convert to internal date format.
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*/
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DateADT
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date_in(char *str)
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{
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DateADT date;
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double fsec;
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struct tm tt,
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*tm = &tt;
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int tzp;
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int dtype;
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int nf;
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char *field[MAXDATEFIELDS];
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int ftype[MAXDATEFIELDS];
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char lowstr[MAXDATELEN + 1];
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if (!PointerIsValid(str))
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elog(ERROR, "Bad (null) date external representation");
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if ((ParseDateTime(str, lowstr, field, ftype, MAXDATEFIELDS, &nf) != 0)
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|| (DecodeDateTime(field, ftype, nf, &dtype, tm, &fsec, &tzp) != 0))
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elog(ERROR, "Bad date external representation '%s'", str);
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switch (dtype)
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{
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case DTK_DATE:
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break;
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case DTK_CURRENT:
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GetCurrentTime(tm);
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break;
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case DTK_EPOCH:
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tm->tm_year = 1970;
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tm->tm_mon = 1;
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tm->tm_mday = 1;
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break;
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default:
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elog(ERROR, "Unrecognized date external representation '%s'", str);
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}
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date = (date2j(tm->tm_year, tm->tm_mon, tm->tm_mday) - date2j(2000, 1, 1));
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return date;
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} /* date_in() */
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/* date_out()
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* Given internal format date, convert to text string.
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*/
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char *
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date_out(DateADT date)
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{
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char *result;
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struct tm tt,
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*tm = &tt;
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char buf[MAXDATELEN + 1];
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j2date((date + date2j(2000, 1, 1)),
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&(tm->tm_year), &(tm->tm_mon), &(tm->tm_mday));
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EncodeDateOnly(tm, DateStyle, buf);
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result = palloc(strlen(buf) + 1);
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strcpy(result, buf);
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return result;
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} /* date_out() */
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bool
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date_eq(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 == dateVal2;
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}
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bool
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date_ne(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 != dateVal2;
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}
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bool
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date_lt(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 < dateVal2;
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} /* date_lt() */
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bool
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date_le(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 <= dateVal2;
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} /* date_le() */
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bool
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date_gt(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 > dateVal2;
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} /* date_gt() */
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bool
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date_ge(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 >= dateVal2;
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} /* date_ge() */
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int
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date_cmp(DateADT dateVal1, DateADT dateVal2)
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{
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if (dateVal1 < dateVal2)
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return -1;
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else if (dateVal1 > dateVal2)
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return 1;
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return 0;
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} /* date_cmp() */
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DateADT
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date_larger(DateADT dateVal1, DateADT dateVal2)
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{
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return date_gt(dateVal1, dateVal2) ? dateVal1 : dateVal2;
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} /* date_larger() */
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DateADT
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date_smaller(DateADT dateVal1, DateADT dateVal2)
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{
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return date_lt(dateVal1, dateVal2) ? dateVal1 : dateVal2;
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} /* date_smaller() */
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/* Compute difference between two dates in days.
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*/
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int4
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date_mi(DateADT dateVal1, DateADT dateVal2)
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{
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return dateVal1 - dateVal2;
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} /* date_mi() */
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/* Add a number of days to a date, giving a new date.
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* Must handle both positive and negative numbers of days.
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*/
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DateADT
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date_pli(DateADT dateVal, int4 days)
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{
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return dateVal + days;
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} /* date_pli() */
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/* Subtract a number of days from a date, giving a new date.
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*/
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DateADT
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date_mii(DateADT dateVal, int4 days)
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{
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return date_pli(dateVal, -days);
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} /* date_mii() */
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/* date_timestamp()
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* Convert date to timestamp data type.
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*/
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Timestamp *
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date_timestamp(DateADT dateVal)
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{
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Timestamp *result;
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struct tm tt,
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*tm = &tt;
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int tz;
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double fsec = 0;
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char *tzn;
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result = palloc(sizeof(*result));
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if (date2tm(dateVal, &tz, tm, &fsec, &tzn) != 0)
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elog(ERROR, "Unable to convert date to timestamp");
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if (tm2timestamp(tm, fsec, &tz, result) != 0)
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elog(ERROR, "Timestamp out of range");
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return result;
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} /* date_timestamp() */
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/* timestamp_date()
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* Convert timestamp to date data type.
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*/
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DateADT
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timestamp_date(Timestamp *timestamp)
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{
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DateADT result;
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struct tm tt,
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*tm = &tt;
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int tz;
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double fsec;
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char *tzn;
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if (!PointerIsValid(timestamp))
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elog(ERROR, "Unable to convert null timestamp to date");
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if (TIMESTAMP_NOT_FINITE(*timestamp))
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elog(ERROR, "Unable to convert timestamp to date");
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if (TIMESTAMP_IS_EPOCH(*timestamp))
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{
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timestamp2tm(SetTimestamp(*timestamp), NULL, tm, &fsec, NULL);
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}
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else if (TIMESTAMP_IS_CURRENT(*timestamp))
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{
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timestamp2tm(SetTimestamp(*timestamp), &tz, tm, &fsec, &tzn);
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}
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else
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{
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if (timestamp2tm(*timestamp, &tz, tm, &fsec, &tzn) != 0)
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elog(ERROR, "Unable to convert timestamp to date");
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}
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result = (date2j(tm->tm_year, tm->tm_mon, tm->tm_mday) - date2j(2000, 1, 1));
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return result;
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} /* timestamp_date() */
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/* abstime_date()
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* Convert abstime to date data type.
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*/
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DateADT
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abstime_date(AbsoluteTime abstime)
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{
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DateADT result;
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struct tm tt,
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*tm = &tt;
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int tz;
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switch (abstime)
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{
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case INVALID_ABSTIME:
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case NOSTART_ABSTIME:
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case NOEND_ABSTIME:
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elog(ERROR, "Unable to convert reserved abstime value to date");
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/*
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* pretend to drop through to make compiler think that result
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* will be set
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*/
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case EPOCH_ABSTIME:
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result = date2j(1970, 1, 1) - date2j(2000, 1, 1);
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break;
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case CURRENT_ABSTIME:
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GetCurrentTime(tm);
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result = date2j(tm->tm_year, tm->tm_mon, tm->tm_mday) - date2j(2000, 1, 1);
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break;
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default:
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abstime2tm(abstime, &tz, tm, NULL);
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result = date2j(tm->tm_year, tm->tm_mon, tm->tm_mday) - date2j(2000, 1, 1);
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break;
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}
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return result;
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} /* abstime_date() */
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/* date2tm()
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* Convert date to time structure.
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* Note that date is an implicit local time, but the system calls assume
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* that everything is GMT. So, convert to GMT, rotate to local time,
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* and then convert again to try to get the time zones correct.
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*/
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static int
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date2tm(DateADT dateVal, int *tzp, struct tm * tm, double *fsec, char **tzn)
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{
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struct tm *tx;
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time_t utime;
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*fsec = 0;
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j2date((dateVal + date2j(2000, 1, 1)), &(tm->tm_year), &(tm->tm_mon), &(tm->tm_mday));
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tm->tm_hour = 0;
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tm->tm_min = 0;
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tm->tm_sec = 0;
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tm->tm_isdst = -1;
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if (IS_VALID_UTIME(tm->tm_year, tm->tm_mon, tm->tm_mday))
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{
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/* convert to system time */
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utime = ((dateVal + (date2j(2000, 1, 1) - date2j(1970, 1, 1))) * 86400);
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/* rotate to noon to get the right day in time zone */
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utime += (12 * 60 * 60);
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#ifdef USE_POSIX_TIME
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tx = localtime(&utime);
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tm->tm_year = tx->tm_year + 1900;
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tm->tm_mon = tx->tm_mon + 1;
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tm->tm_mday = tx->tm_mday;
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tm->tm_isdst = tx->tm_isdst;
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#if defined(HAVE_TM_ZONE)
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tm->tm_gmtoff = tx->tm_gmtoff;
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tm->tm_zone = tx->tm_zone;
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/* tm_gmtoff is Sun/DEC-ism */
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*tzp = -(tm->tm_gmtoff);
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if (tzn != NULL)
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*tzn = (char *) tm->tm_zone;
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#elif defined(HAVE_INT_TIMEZONE)
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#ifdef __CYGWIN__
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*tzp = (tm->tm_isdst ? (_timezone - 3600) : _timezone);
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#else
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*tzp = (tm->tm_isdst ? (timezone - 3600) : timezone);
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#endif
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if (tzn != NULL)
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*tzn = tzname[(tm->tm_isdst > 0)];
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#else
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#error USE_POSIX_TIME is defined but neither HAVE_TM_ZONE or HAVE_INT_TIMEZONE are defined
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#endif
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#else /* !USE_POSIX_TIME */
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*tzp = CTimeZone; /* V7 conventions; don't know timezone? */
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if (tzn != NULL)
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*tzn = CTZName;
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#endif
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/* otherwise, outside of timezone range so convert to GMT... */
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}
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else
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{
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*tzp = 0;
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tm->tm_isdst = 0;
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if (tzn != NULL)
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*tzn = NULL;
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}
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return 0;
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} /* date2tm() */
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/*****************************************************************************
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* Time ADT
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*****************************************************************************/
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TimeADT *
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time_in(char *str)
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{
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TimeADT *time;
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double fsec;
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struct tm tt,
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*tm = &tt;
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int nf;
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char lowstr[MAXDATELEN + 1];
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char *field[MAXDATEFIELDS];
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int dtype;
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int ftype[MAXDATEFIELDS];
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if (!PointerIsValid(str))
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elog(ERROR, "Bad (null) time external representation");
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if ((ParseDateTime(str, lowstr, field, ftype, MAXDATEFIELDS, &nf) != 0)
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|| (DecodeTimeOnly(field, ftype, nf, &dtype, tm, &fsec, NULL) != 0))
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elog(ERROR, "Bad time external representation '%s'", str);
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time = palloc(sizeof(*time));
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*time = ((((tm->tm_hour * 60) + tm->tm_min) * 60) + tm->tm_sec + fsec);
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return time;
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} /* time_in() */
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char *
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time_out(TimeADT *time)
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{
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char *result;
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struct tm tt,
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*tm = &tt;
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double fsec;
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char buf[MAXDATELEN + 1];
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if (!PointerIsValid(time))
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return NULL;
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tm->tm_hour = (*time / (60 * 60));
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tm->tm_min = (((int) (*time / 60)) % 60);
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tm->tm_sec = (((int) *time) % 60);
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fsec = 0;
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EncodeTimeOnly(tm, fsec, NULL, DateStyle, buf);
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result = palloc(strlen(buf) + 1);
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strcpy(result, buf);
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return result;
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} /* time_out() */
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bool
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time_eq(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return *time1 == *time2;
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} /* time_eq() */
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bool
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time_ne(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return *time1 != *time2;
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} /* time_eq() */
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bool
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time_lt(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return (*time1 < *time2);
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} /* time_lt() */
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bool
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time_le(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return (*time1 <= *time2);
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} /* time_le() */
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bool
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time_gt(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return (*time1 > *time2);
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} /* time_gt() */
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bool
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time_ge(TimeADT *time1, TimeADT *time2)
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{
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if (!PointerIsValid(time1) || !PointerIsValid(time2))
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return FALSE;
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return (*time1 >= *time2);
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} /* time_ge() */
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int
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time_cmp(TimeADT *time1, TimeADT *time2)
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{
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return (*time1 < *time2) ? -1 : (((*time1 > *time2) ? 1 : 0));
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} /* time_cmp() */
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TimeADT *
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time_larger(TimeADT *time1, TimeADT *time2)
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{
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return time_gt(time1, time2) ? time1 : time2;
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} /* time_larger() */
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TimeADT *
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time_smaller(TimeADT *time1, TimeADT *time2)
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{
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return time_lt(time1, time2) ? time1 : time2;
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} /* time_smaller() */
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/* overlaps_time()
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* Implements the SQL92 OVERLAPS operator.
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* Algorithm from Date and Darwen, 1997
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*/
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bool
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overlaps_time(TimeADT *ts1, TimeADT *te1, TimeADT *ts2, TimeADT *te2)
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{
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/* Make sure we have ordered pairs... */
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if (time_gt(ts1, te1))
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{
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TimeADT *tt = ts1;
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ts1 = te1;
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te1 = tt;
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}
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if (time_gt(ts2, te2))
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{
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TimeADT *tt = ts2;
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ts2 = te2;
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te2 = tt;
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}
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return ((time_gt(ts1, ts2) && (time_lt(ts1, te2) || time_lt(te1, te2)))
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|| (time_gt(ts2, ts1) && (time_lt(ts2, te1) || time_lt(te2, te1)))
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|| time_eq(ts1, ts2));
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}
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/* timestamp_time()
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* Convert timestamp to time data type.
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*/
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TimeADT *
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timestamp_time(Timestamp *timestamp)
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{
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TimeADT *result;
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struct tm tt,
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*tm = &tt;
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int tz;
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double fsec;
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char *tzn;
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if (!PointerIsValid(timestamp))
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elog(ERROR, "Unable to convert null timestamp to date");
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if (TIMESTAMP_NOT_FINITE(*timestamp))
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elog(ERROR, "Unable to convert timestamp to date");
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if (TIMESTAMP_IS_EPOCH(*timestamp))
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timestamp2tm(SetTimestamp(*timestamp), NULL, tm, &fsec, NULL);
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else if (TIMESTAMP_IS_CURRENT(*timestamp))
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timestamp2tm(SetTimestamp(*timestamp), &tz, tm, &fsec, &tzn);
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else
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{
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if (timestamp2tm(*timestamp, &tz, tm, &fsec, &tzn) != 0)
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elog(ERROR, "Unable to convert timestamp to date");
|
|
}
|
|
|
|
result = palloc(sizeof(*result));
|
|
|
|
*result = ((((tm->tm_hour * 60) + tm->tm_min) * 60) + tm->tm_sec + fsec);
|
|
|
|
return result;
|
|
} /* timestamp_time() */
|
|
|
|
|
|
/* datetime_timestamp()
|
|
* Convert date and time to timestamp data type.
|
|
*/
|
|
Timestamp *
|
|
datetime_timestamp(DateADT date, TimeADT *time)
|
|
{
|
|
Timestamp *result;
|
|
|
|
if (!PointerIsValid(time))
|
|
{
|
|
result = palloc(sizeof(*result));
|
|
TIMESTAMP_INVALID(*result);
|
|
}
|
|
else
|
|
{
|
|
result = date_timestamp(date);
|
|
*result += *time;
|
|
}
|
|
|
|
return result;
|
|
} /* datetime_timestamp() */
|
|
|
|
|
|
/* time_interval()
|
|
* Convert time to interval data type.
|
|
*/
|
|
Interval *
|
|
time_interval(TimeADT *time)
|
|
{
|
|
Interval *result;
|
|
|
|
if (!PointerIsValid(time))
|
|
return NULL;
|
|
|
|
result = palloc(sizeof(*result));
|
|
result->time = *time;
|
|
result->month = 0;
|
|
|
|
return result;
|
|
} /* time_interval() */
|
|
|
|
|
|
/*****************************************************************************
|
|
* Time With Time Zone ADT
|
|
*****************************************************************************/
|
|
|
|
|
|
TimeTzADT *
|
|
timetz_in(char *str)
|
|
{
|
|
TimeTzADT *time;
|
|
|
|
double fsec;
|
|
struct tm tt,
|
|
*tm = &tt;
|
|
int tz;
|
|
|
|
int nf;
|
|
char lowstr[MAXDATELEN + 1];
|
|
char *field[MAXDATEFIELDS];
|
|
int dtype;
|
|
int ftype[MAXDATEFIELDS];
|
|
|
|
if (!PointerIsValid(str))
|
|
elog(ERROR, "Bad (null) time external representation");
|
|
|
|
if ((ParseDateTime(str, lowstr, field, ftype, MAXDATEFIELDS, &nf) != 0)
|
|
|| (DecodeTimeOnly(field, ftype, nf, &dtype, tm, &fsec, &tz) != 0))
|
|
elog(ERROR, "Bad time external representation '%s'", str);
|
|
|
|
time = palloc(sizeof(*time));
|
|
|
|
time->time = ((((tm->tm_hour * 60) + tm->tm_min) * 60) + tm->tm_sec + fsec);
|
|
time->zone = tz;
|
|
|
|
return time;
|
|
} /* timetz_in() */
|
|
|
|
|
|
char *
|
|
timetz_out(TimeTzADT *time)
|
|
{
|
|
char *result;
|
|
struct tm tt,
|
|
*tm = &tt;
|
|
|
|
double fsec;
|
|
int tz;
|
|
char buf[MAXDATELEN + 1];
|
|
|
|
if (!PointerIsValid(time))
|
|
return NULL;
|
|
|
|
tm->tm_hour = (time->time / (60 * 60));
|
|
tm->tm_min = (((int) (time->time / 60)) % 60);
|
|
tm->tm_sec = (((int) time->time) % 60);
|
|
|
|
fsec = 0;
|
|
tz = time->zone;
|
|
|
|
EncodeTimeOnly(tm, fsec, &tz, DateStyle, buf);
|
|
|
|
result = palloc(strlen(buf) + 1);
|
|
|
|
strcpy(result, buf);
|
|
|
|
return result;
|
|
} /* timetz_out() */
|
|
|
|
|
|
bool
|
|
timetz_eq(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) == (time2->time + time2->zone));
|
|
} /* timetz_eq() */
|
|
|
|
bool
|
|
timetz_ne(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) != (time2->time + time2->zone));
|
|
} /* timetz_ne() */
|
|
|
|
bool
|
|
timetz_lt(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) < (time2->time + time2->zone));
|
|
} /* timetz_lt() */
|
|
|
|
bool
|
|
timetz_le(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) <= (time2->time + time2->zone));
|
|
} /* timetz_le() */
|
|
|
|
bool
|
|
timetz_gt(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) > (time2->time + time2->zone));
|
|
} /* timetz_gt() */
|
|
|
|
bool
|
|
timetz_ge(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
if (!PointerIsValid(time1) || !PointerIsValid(time2))
|
|
return FALSE;
|
|
|
|
return ((time1->time + time1->zone) >= (time2->time + time2->zone));
|
|
} /* timetz_ge() */
|
|
|
|
int
|
|
timetz_cmp(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
return (timetz_lt(time1, time2) ? -1 : (timetz_gt(time1, time2) ? 1 : 0));
|
|
} /* timetz_cmp() */
|
|
|
|
TimeTzADT *
|
|
timetz_larger(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
return timetz_gt(time1, time2) ? time1 : time2;
|
|
} /* timetz_larger() */
|
|
|
|
TimeTzADT *
|
|
timetz_smaller(TimeTzADT *time1, TimeTzADT *time2)
|
|
{
|
|
return timetz_lt(time1, time2) ? time1 : time2;
|
|
} /* timetz_smaller() */
|
|
|
|
/* overlaps_timetz()
|
|
* Implements the SQL92 OVERLAPS operator.
|
|
* Algorithm from Date and Darwen, 1997
|
|
*/
|
|
bool
|
|
overlaps_timetz(TimeTzADT *ts1, TimeTzADT *te1, TimeTzADT *ts2, TimeTzADT *te2)
|
|
{
|
|
/* Make sure we have ordered pairs... */
|
|
if (timetz_gt(ts1, te1))
|
|
{
|
|
TimeTzADT *tt = ts1;
|
|
|
|
ts1 = te1;
|
|
te1 = tt;
|
|
}
|
|
if (timetz_gt(ts2, te2))
|
|
{
|
|
TimeTzADT *tt = ts2;
|
|
|
|
ts2 = te2;
|
|
te2 = tt;
|
|
}
|
|
|
|
return ((timetz_gt(ts1, ts2) && (timetz_lt(ts1, te2) || timetz_lt(te1, te2)))
|
|
|| (timetz_gt(ts2, ts1) && (timetz_lt(ts2, te1) || timetz_lt(te2, te1)))
|
|
|| timetz_eq(ts1, ts2));
|
|
} /* overlaps_timetz() */
|
|
|
|
/* timestamp_timetz()
|
|
* Convert timestamp to timetz data type.
|
|
*/
|
|
TimeTzADT *
|
|
timestamp_timetz(Timestamp *timestamp)
|
|
{
|
|
TimeTzADT *result;
|
|
struct tm tt,
|
|
*tm = &tt;
|
|
int tz;
|
|
double fsec;
|
|
char *tzn;
|
|
|
|
if (!PointerIsValid(timestamp))
|
|
elog(ERROR, "Unable to convert null timestamp to date");
|
|
|
|
if (TIMESTAMP_NOT_FINITE(*timestamp))
|
|
elog(ERROR, "Unable to convert timestamp to date");
|
|
|
|
if (TIMESTAMP_IS_EPOCH(*timestamp))
|
|
{
|
|
timestamp2tm(SetTimestamp(*timestamp), NULL, tm, &fsec, NULL);
|
|
tz = 0;
|
|
}
|
|
else if (TIMESTAMP_IS_CURRENT(*timestamp))
|
|
timestamp2tm(SetTimestamp(*timestamp), &tz, tm, &fsec, &tzn);
|
|
else
|
|
{
|
|
if (timestamp2tm(*timestamp, &tz, tm, &fsec, &tzn) != 0)
|
|
elog(ERROR, "Unable to convert timestamp to date");
|
|
}
|
|
|
|
result = palloc(sizeof(*result));
|
|
|
|
result->time = ((((tm->tm_hour * 60) + tm->tm_min) * 60) + tm->tm_sec + fsec);
|
|
result->zone = tz;
|
|
|
|
return result;
|
|
} /* timestamp_timetz() */
|
|
|
|
|
|
/* datetimetz_timestamp()
|
|
* Convert date and timetz to timestamp data type.
|
|
* Timestamp is stored in GMT, so add the time zone
|
|
* stored with the timetz to the result.
|
|
* - thomas 2000-03-10
|
|
*/
|
|
Timestamp *
|
|
datetimetz_timestamp(DateADT date, TimeTzADT *time)
|
|
{
|
|
Timestamp *result;
|
|
struct tm tt,
|
|
*tm = &tt;
|
|
int tz;
|
|
double fsec = 0;
|
|
char *tzn;
|
|
|
|
result = palloc(sizeof(*result));
|
|
|
|
if (!PointerIsValid(date) || !PointerIsValid(time))
|
|
TIMESTAMP_INVALID(*result);
|
|
else
|
|
{
|
|
if (date2tm(date, &tz, tm, &fsec, &tzn) != 0)
|
|
elog(ERROR, "Unable to convert date to timestamp");
|
|
|
|
if (tm2timestamp(tm, fsec, &time->zone, result) != 0)
|
|
elog(ERROR, "Timestamp out of range");
|
|
|
|
*result += time->time;
|
|
}
|
|
|
|
return result;
|
|
} /* datetimetz_timestamp() */
|
|
|