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Add datetime macros for constants, for clarity:

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#define SECS_PER_DAY  86400
#define USECS_PER_DAY INT64CONST(86400000000)
#define USECS_PER_HOUR    INT64CONST(3600000000)
#define USECS_PER_MINUTE INT64CONST(60000000)
#define USECS_PER_SEC INT64CONST(1000000)
This commit is contained in:
Bruce Momjian
2005-05-23 18:56:55 +00:00
parent 33d0d4ce96
commit 5ebaae801c
8 changed files with 146 additions and 141 deletions
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8
src/backend/utils/adt/nabstime.c
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@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/nabstime.c,v 1.128 2005/04/19 03:13:59 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/nabstime.c,v 1.129 2005/05/23 18:56:55 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -130,7 +130,7 @@ AbsoluteTimeUsecToTimestampTz(AbsoluteTime sec, int usec)
#ifdef HAVE_INT64_TIMESTAMP
result = ((sec - ((POSTGRES_EPOCH_JDATE - UNIX_EPOCH_JDATE) * 86400))
* INT64CONST(1000000)) + usec;
* USECS_PER_SEC) + usec;
#else
result = sec - ((POSTGRES_EPOCH_JDATE - UNIX_EPOCH_JDATE) * 86400)
+ (usec / 1000000.0);
@@ -948,7 +948,7 @@ interval_reltime(PG_FUNCTION_ARGS)
#ifdef HAVE_INT64_TIMESTAMP
span = ((((INT64CONST(365250000) * year) + (INT64CONST(30000000) * month))
* INT64CONST(86400)) + interval->time);
span /= INT64CONST(1000000);
span /= USECS_PER_SEC;
#else
span = (((((double) 365.25 * year) + ((double) 30 * month)) * 86400) + interval->time);
#endif
@@ -989,7 +989,7 @@ reltime_interval(PG_FUNCTION_ARGS)
month = (reltime / (30 * 86400));
reltime -= (month * (30 * 86400));
result->time = (reltime * INT64CONST(1000000));
result->time = (reltime * USECS_PER_SEC);
#else
TMODULO(reltime, year, (36525 * 864));
TMODULO(reltime, month, (30 * 86400));