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(empth_sleep) [_WIN32]: If the sleep returns early, go back to sleep.

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Short sleeps can cause double-updates and other trouble.

[_WIN32] (loc_SleepThisThread): Not used, removed.
This commit is contained in:
Ron Koenderink 2005-06-25 16:49:20 +00:00
parent f519de81d6
commit 8d284c5b4a
1 changed files with 5 additions and 26 deletions
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31
src/lib/empthread/ntthread.c
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@ -263,24 +263,6 @@ loc_BlockThisThread()
}
}
/************************
* loc_SleepThisThread
*/
static void
loc_SleepThisThread(unsigned long ulMillisecs)
{
loc_Thread_t *pThread =
(loc_Thread_t *)TlsGetValue(loc_GVAR.dwTLSIndex);
/* Make sure the event thread is clean. */
ResetEvent(pThread->hThreadEvent);
/* Get the MUTEX semaphore, wait the number of MS */
WaitForSingleObject(pThread->hThreadEvent, ulMillisecs);
}
/************************
* loc_Exit_Handler
*
@ -642,17 +624,14 @@ empth_wakeup(empth_t *a)
void
empth_sleep(time_t until)
{
loc_Thread_t *pThread =
(loc_Thread_t *)TlsGetValue(loc_GVAR.dwTLSIndex);
unsigned long ulSec;
ulSec = until - time(0);
loc_debug("going to sleep %ld sec", ulSec);
long lSec;
loc_BlockThisThread();
WaitForSingleObject(pThread->hThreadEvent, (ulSec * 1000));
while ((lSec = until - time(0)) > 0) {
loc_debug("going to sleep %ld sec", lSec);
Sleep(lSec * 1000L);
}
loc_debug("sleep done. Waiting to run.");