Complete some error handling when send or receive function returns a value is zero.

1 files changed, 5 insertions, 1 deletions

diff --git a/examples/network/tcpsendpacket.c b/examples/network/tcpsendpacket.c
index c4604f1079..ec23a15d23 100644
--- a/examples/network/tcpsendpacket.c
+++ b/examples/network/tcpsendpacket.c
@@ -51,7 +51,11 @@ void tcp_senddata(const char* url, int port, int length)
 				rt_kprintf("TCP Socket error:%d\n",sock);
 			err = connect(sock, (struct sockaddr *)&server_addr, sizeof(struct sockaddr));
 			rt_kprintf("TCP thread connect error code: %d\n", err);
-		}
+		}else if (result == 0)
+		{
+			/* ��ӡsend��������ֵΪ0�ľ�����Ϣ */
+            rt_kprintf("\n Send warning,send function return 0.\r\n");						
+		}	
 	}
 }