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Round microseconds on setitimer upwards.

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This commit is contained in:
Bruce Momjian 2006-08-09 21:18:13 +00:00
parent 0553a0507c
commit 6a7d3d093e
1 changed files with 4 additions and 7 deletions
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11
src/backend/port/win32/timer.c
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@ -11,7 +11,7 @@
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/port/win32/timer.c,v 1.11 2006/08/09 20:40:56 momjian Exp $
* $PostgreSQL: pgsql/src/backend/port/win32/timer.c,v 1.12 2006/08/09 21:18:13 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -57,12 +57,9 @@ pg_timer_thread(LPVOID param)
waittime = INFINITE; /* Cancel the interrupt */
else
{
/* Minimum wait time is 1ms */
if (timerCommArea.value.it_value.tv_sec == 0 &&
timerCommArea.value.it_value.tv_usec < 1000)
timerCommArea.value.it_value.tv_usec = 1000;
/* WaitForSingleObjectEx() uses milliseconds */
waittime = timerCommArea.value.it_value.tv_usec / 1000 + timerCommArea.value.it_value.tv_sec * 1000;
/* WaitForSingleObjectEx() uses milliseconds, round up */
waittime = (timerCommArea.value.it_value.tv_usec + 999) / 1000 +
timerCommArea.value.it_value.tv_sec * 1000;
}
ResetEvent(timerCommArea.event);
LeaveCriticalSection(&timerCommArea.crit_sec);