From f89f31b505aa09de5298910368142b6db33e6b47 Mon Sep 17 00:00:00 2001
From: Marty Kraimer <mrkraimer@comcast.net>
Date: Thu, 20 Sep 2001 13:46:37 +0000
Subject: [PATCH] if epicsEventWaitWithTimeout fails dont continue

---
 src/db/dbNotify.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/db/dbNotify.c b/src/db/dbNotify.c
index b5f59f797..512b46ff1 100644
--- a/src/db/dbNotify.c
+++ b/src/db/dbNotify.c
@@ -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);