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Add comment about void* use in MemSet.

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This commit is contained in:
Bruce Momjian
2005-07-21 15:16:30 +00:00
parent 0e5c62d065
commit a0407f508a
3 changed files with 15 additions and 2 deletions
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8
src/include/utils/timestamp.h
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@@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/timestamp.h,v 1.49 2005/07/21 04:48:42 momjian Exp $
* $PostgreSQL: pgsql/src/include/utils/timestamp.h,v 1.50 2005/07/21 15:16:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -63,6 +63,12 @@ typedef struct
/* in both timestamp.h and ecpg/dt.h */
#define DAYS_PER_YEAR 365.25 /* assumes leap year every four years */
#define MONTHS_PER_YEAR 12
/*
* DAYS_PER_MONTH is very imprecise. The more accurate value is
* 365.25/12 = 30.4375, or '30 days 10:30:00'. Right now we only
* return an integral number of days, but someday perhaps we should
* also return a 'time' value to be used as well.
*/
#define DAYS_PER_MONTH 30 /* assumes exactly 30 days per month */
#define HOURS_PER_DAY 24 /* assume no daylight savings time changes */