fix crawl delay wait queue logic.

if coll already exists trying to add, let it be. don't error out.

Collectiondb.cpp

@@ -306,9 +306,11 @@ bool Collectiondb::addNewColl ( char *coll ,
 	// ensure does not already exist in memory
 	if ( getCollnum ( coll ) >= 0 ) {
 		g_errno = EEXIST;
-		char *xx=NULL;*xx=0;
-		return log("admin: Trying to create collection \"%s\" but "
-			   "already exists in memory.",coll);
+		log("admin: Trying to create collection \"%s\" but "
+		    "already exists in memory.",coll);
+		// just let it pass...
+		g_errno = 0 ;
+		return true;
 	}
 	// MDW: ensure not created on disk since time of last load
 	char dname[512];

Msg13.cpp

@@ -2190,17 +2190,19 @@ void gotIframeExpandedContent ( void *state ) {
 // we respect crawl delay for sure
 void scanHammerQueue ( int fd , void *state ) {
 
-	Msg13Request *r = s_hammerQueueHead;
-	if ( ! r ) return;
+	if ( ! s_hammerQueueHead ) return;
 
 	long long nowms = gettimeofdayInMilliseconds();
 
  top:
 
+	Msg13Request *r = s_hammerQueueHead;
+	if ( ! r ) return;
+
 	Msg13Request *prev = NULL;
 	long long waited = -1LL;
 	Msg13Request *nextLink = NULL;
-
+	
 	// scan down the linked list of queued of msg13 requests
 	for ( ; r ; prev = r , r = nextLink ) { 
 

Parms.cpp

@@ -18141,11 +18141,12 @@ bool Parms::updateParm ( char *rec , WaitEntry *we ) {
 			sb->safeMemcpy ( data , dataSize );
 		// ensure null terminated
 		sb->nullTerm();
-		return true;
+		//return true;
+	}
+	else {
+		// and copy the data into collrec or g_conf
+		memcpy ( dst , data , dataSize );
 	}
-
-	// and copy the data into collrec or g_conf
-	memcpy ( dst , data , dataSize );
 
 	SafeBuf val2;
 	parm->printVal ( &val2 , collnum , occNum );