X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=extras%2Flibmemif%2Fexamples%2Ficmp-responder%2Ficmp-responder.go;h=a7726bfca7ba2f49e110cccd24017dfaf40b1f7d;hb=24f179dbb9534ed7c05bee2a80f18b55443706ab;hp=5e9f2e0986819749a7cd78177328a104632afeae;hpb=a679bbc78b98089f9b221bbe7de963f5274073bb;p=govpp.git

diff --git a/extras/libmemif/examples/icmp-responder/icmp-responder.go b/extras/libmemif/examples/icmp-responder/icmp-responder.go
index 5e9f2e0..a7726bf 100644
--- a/extras/libmemif/examples/icmp-responder/icmp-responder.go
+++ b/extras/libmemif/examples/icmp-responder/icmp-responder.go
@@ -155,7 +155,7 @@ func IcmpResponder(memif *libmemif.Memif, queueID uint8) {
 					break
 				}
 				// Generate response for each supported request.
-				responses := []libmemif.RawPacketData{}
+				var responses []libmemif.RawPacketData
 				for _, packet := range packets {
 					fmt.Println("Received new packet:")
 					DumpPacket(packet)
@@ -325,7 +325,7 @@ func main() {
 
 	hwAddr, err = net.ParseMAC(MAC)
 	if err != nil {
-		fmt.Println("Failed to parse the MAC address: %v", err)
+		fmt.Printf("Failed to parse the MAC address: %v", err)
 		return
 	}
 
@@ -334,7 +334,7 @@ func main() {
 		ipAddr = ip.To4()
 	}
 	if ipAddr == nil {
-		fmt.Println("Failed to parse the IP address: %v", err)
+		fmt.Printf("Failed to parse the IP address: %v", err)
 		return
 	}
 
@@ -399,5 +399,13 @@ func main() {
 	// Wait until an interrupt signal is received.
 	sigChan := make(chan os.Signal, 1)
 	signal.Notify(sigChan, os.Interrupt)
-	<-sigChan
+	var intErrch = memif.GetInterruptErrorChan()
+	select {
+	case err = <-intErrch:
+		fmt.Printf("Exit due to interface error: %v\n", err)
+		return
+	case <-sigChan:
+		fmt.Printf("Exit by os.Interrupt")
+		return
+	}
 }