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Commit0553a05

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On Win32, make minimum setitimer() sleep be 1ms, so sleeps < 1ms aren't
rounded down to zero.Backpatch to 8.1.X.
1 parent64214a2 commit0553a05

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+7
-1
lines changed

1 file changed

+7
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‎src/backend/port/win32/timer.c

Lines changed: 7 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@
1111
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
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*
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* IDENTIFICATION
14-
* $PostgreSQL: pgsql/src/backend/port/win32/timer.c,v 1.10 2006/08/0917:47:03 momjian Exp $
14+
* $PostgreSQL: pgsql/src/backend/port/win32/timer.c,v 1.11 2006/08/0920:40:56 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -56,8 +56,14 @@ pg_timer_thread(LPVOID param)
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timerCommArea.value.it_value.tv_usec==0)
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waittime=INFINITE;/* Cancel the interrupt */
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else
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{
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/* Minimum wait time is 1ms */
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if (timerCommArea.value.it_value.tv_sec==0&&
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timerCommArea.value.it_value.tv_usec<1000)
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timerCommArea.value.it_value.tv_usec=1000;
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/* WaitForSingleObjectEx() uses milliseconds */
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waittime=timerCommArea.value.it_value.tv_usec /1000+timerCommArea.value.it_value.tv_sec*1000;
66+
}
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ResetEvent(timerCommArea.event);
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LeaveCriticalSection(&timerCommArea.crit_sec);
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}

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