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authorBruce Momjian <bruce@momjian.us>2006-08-09 21:18:13 +0000
committerBruce Momjian <bruce@momjian.us>2006-08-09 21:18:13 +0000
commit6a7d3d093e3b925232af8fb1e219ee3e3e0757c3 (patch)
tree19c4299762a72fe380a57214b75ec42d4a1811ac /src/backend/port/win32/timer.c
parent0553a0507cd466926cc6902a5c6cf35f920c1e67 (diff)
downloadpostgresql-6a7d3d093e3b925232af8fb1e219ee3e3e0757c3.tar.gz
postgresql-6a7d3d093e3b925232af8fb1e219ee3e3e0757c3.zip
Round microseconds on setitimer upwards.
Diffstat (limited to 'src/backend/port/win32/timer.c')
-rw-r--r--src/backend/port/win32/timer.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/src/backend/port/win32/timer.c b/src/backend/port/win32/timer.c
index 88d4b6d5857..384ca9d4516 100644
--- a/src/backend/port/win32/timer.c
+++ b/src/backend/port/win32/timer.c
@@ -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);