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Fix Windows setitimer() emulation to not depend on delivering an APC

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to the main thread.  This allows removal of WaitForSingleObjectEx() calls
from the main thread, thereby allowing us to re-enable Qingqing Zhou's
CHECK_FOR_INTERRUPTS performance improvement.  Qingqing, Magnus, et al.
This commit is contained in:
Tom Lane
2005-10-25 15:15:16 +00:00
parent b83547201f
commit 25777f6fd3
5 changed files with 88 additions and 51 deletions
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4
src/backend/port/win32/socket.c
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/port/win32/socket.c,v 1.9 2005/10/15 02:49:23 momjian Exp $
* $PostgreSQL: pgsql/src/backend/port/win32/socket.c,v 1.10 2005/10/25 15:15:16 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -93,7 +93,7 @@ TranslateSocketError(void)
static int
pgwin32_poll_signals(void)
{
if (WaitForSingleObjectEx(pgwin32_signal_event, 0, TRUE) == WAIT_OBJECT_0)
if (UNBLOCKED_SIGNAL_QUEUE())
{
pgwin32_dispatch_queued_signals();
errno = EINTR;