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Rearrange DTK_x constants. 

Define constants to allow day of week decoding.
Add new datetime and timespan routines.
This commit is contained in:
Thomas G. Lockhart 1997-07-01 00:25:30 +00:00
parent 8507ddb9c6
commit 495fdfba98
1 changed files with 12 additions and 6 deletions
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18
src/include/utils/dt.h
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@ -8,7 +8,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: dt.h,v 1.12 1997/06/23 15:03:45 thomas Exp $
* $Id: dt.h,v 1.13 1997/07/01 00:25:30 thomas Exp $
*
*-------------------------------------------------------------------------
*/
@ -129,10 +129,10 @@ typedef struct {
#define DTK_NUMBER 0
#define DTK_STRING 1
#define DTK_DATETIME 2
#define DTK_DATE 3
#define DTK_TIME 4
#define DTK_TZ 5
#define DTK_DATE 2
#define DTK_TIME 3
#define DTK_TZ 4
#define DTK_AGO 5
#define DTK_SPECIAL 6
#define DTK_INVALID 7
@ -160,7 +160,7 @@ typedef struct {
#define DTK_MILLENIUM 28
#define DTK_MILLISEC 29
#define DTK_MICROSEC 30
#define DTK_AGO 31
#define DTK_DOW 31
/*
* Bit mask definitions for time parsing.
@ -268,8 +268,11 @@ extern text *datetime_text(DateTime *datetime);
extern DateTime *text_datetime(text *str);
extern text *timespan_text(TimeSpan *timespan);
extern TimeSpan *text_timespan(text *str);
extern DateTime *datetime_trunc(text *units, DateTime *datetime);
extern TimeSpan *timespan_trunc(text *units, TimeSpan *timespan);
extern float64 datetime_part(text *units, DateTime *datetime);
extern float64 timespan_part(text *units, TimeSpan *timespan);
extern text *datetime_zone(text *zone, DateTime *datetime);
extern TimeSpan *timespan_um(TimeSpan *span);
extern TimeSpan *timespan_add(TimeSpan *span1, TimeSpan *span2);
@ -278,6 +281,7 @@ extern TimeSpan *timespan_sub(TimeSpan *span1, TimeSpan *span2);
extern TimeSpan *datetime_sub(DateTime *dt1, DateTime *dt2);
extern DateTime *datetime_add_span(DateTime *dt, TimeSpan *span);
extern DateTime *datetime_sub_span(DateTime *dt, TimeSpan *span);
extern TimeSpan *datetime_age(DateTime *dt1, DateTime *dt2);
extern void GetCurrentTime(struct tm *tm);
extern DateTime SetDateTime(DateTime datetime);
@ -317,6 +321,8 @@ extern int DecodeDateDelta( char *field[], int ftype[],
extern int DecodeUnits(int field, char *lowtoken, int *val);
extern int EncodeSpecialDateTime(DateTime dt, char *str);
extern int EncodeDateOnly(struct tm *tm, int style, char *str);
extern int EncodeTimeOnly(struct tm *tm, double fsec, int style, char *str);
extern int EncodeDateTime(struct tm *tm, double fsec, int *tzp, char **tzn, int style, char *str);
extern int EncodeTimeSpan(struct tm *tm, double fsec, int style, char *str);