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if epicsEventWaitWithTimeout fails dont continue

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This commit is contained in:
Marty Kraimer
2001-09-20 13:46:37 +00:00
parent 42ecec6b11
commit f89f31b505
1 changed files with 7 additions and 5 deletions
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src/db/dbNotify.c
+7 -5
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@@ -260,7 +260,8 @@ static void issueCallback(PUTNOTIFY *ppn)
void epicsShareAPI dbNotifyCancel(PUTNOTIFY *ppn)
{
struct dbCommon *precord = ppn->paddr->precord;;
struct dbCommon *precord = ppn->paddr->precord;
epicsEventWaitStatus status;
dbScanLock(precord);
notifyCancel(ppn);
@@ -268,10 +269,11 @@ void epicsShareAPI dbNotifyCancel(PUTNOTIFY *ppn)
ppn->waitForCallback = (void *)epicsEventMustCreate(epicsEventEmpty);
ppn->callbackState = callbackCanceled;
dbScanUnlock(precord);
if(epicsEventWaitWithTimeout(
(epicsEventId)ppn->waitForCallback,10.0)!=epicsEventWaitOK) {
errlogPrintf("dbNotifyCancel had semTake timeout\n");
ppn->callbackState = callbackNotActive;
while(1) {
status = epicsEventWaitWithTimeout(
(epicsEventId)ppn->waitForCallback,10.0);
if(status==epicsEventWaitOK) break;
errlogPrintf("dbNotifyCancel: epicsEventWaitWithTimeout timeout\n");
}
dbScanLock(precord);
epicsEventDestroy((epicsEventId)ppn->waitForCallback);