--- dreaderd/reader.c	1999/09/11 06:12:37	1.2
+++ dreaderd/reader.c	1999/11/08 03:04:23	1.4
@@ -43,6 +43,7 @@
     time_t dtime = 0;
     time_t ltime = 0;
     time_t itime = 0;
+    time_t ftime = 0;
     int counter = 0;
 
     TFd = fd;
@@ -93,7 +94,7 @@
 
 	/*
 	 *  Get next scheduled timeout, no more then 2 seconds
-	 *  (x 10 counter counts = 20 seconds max for dtime/itime 
+	 *  (x 10 counter counts = 20 seconds max for {d,i,f}time 
 	 *  check)
 	 */
 
@@ -125,6 +126,7 @@
 		if (ltime) {
 		    dtime += t - ltime;
 		    itime += t - ltime;
+		    ftime += t - ltime;
 		}
 
 		/*
@@ -133,6 +135,14 @@
 		if (dtime < -5 || dtime >= 60) {
 		    CheckServerConfig(t, ServersTerminated);
 		    dtime = 0;
+		}
+
+		/*
+		 * Flush overview every 30 seconds to allow dexpireover to work
+		 */
+		if (ftime < -5 || ftime >= 30) {
+		    FlushOverCache();
+		    ftime = 0;
 		}
 
 		/*
--- dreaderd/group.c	1999/11/08 01:51:29	1.1
+++ dreaderd/group.c	1999/11/08 02:53:57	1.3
@@ -21,6 +21,7 @@
 #define HMAPSIZE	(1024 * 1024)
 
 Prototype void NNFeedOverview(Connection *conn);
+Prototype void FlushOverCache(void);
 Prototype OverInfo *GetOverInfo(const char *group);
 Prototype void PutOverInfo(OverInfo *ov);
 Prototype const char *GetOverRecord(OverInfo *ov, int artno, int *plen, int *alen);
@@ -463,6 +464,30 @@
     }
     if (xtmp)
 	zfree(&conn->co_MemPool, xtmp, xtmpLen);
+}
+
+void FlushOverCache(void)
+{
+    OverInfo **pov;
+    OverInfo *ov;
+    int i;
+    static int OI = 0;
+
+    for (i = 0; i < OVHSIZE; ++i) {
+	int ai = OI;
+	OI = (ai + 1) & OVHMASK;
+
+	pov = &OvHash[ai];
+	while ((ov = *pov) != NULL) {
+	    if (ov->ov_Refs == 0) {
+		*pov = ov->ov_Next;
+		FreeOverInfo(ov);
+		--NumOverInfo;
+	    } else {
+		pov = &ov->ov_Next;
+	    }
+	}
+    }
 }
 
 OverInfo *