[HUST CSE][example] fix some typo bugs about 'sucess' and others. (#7528)

examples/network/tcpclient.c

@@ -72,7 +72,7 @@ static void tcpclient(void *arg)
     /* 创建一个socket，类型是SOCKET_STREAM，TCP类型 */
     if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == -1)
     {
-        /* Failed on creatinf socket */
+        /* Failed on creating socket */
         /* 创建socket失败 */
         LOG_E("Create socket error");
         goto __exit;
@@ -87,7 +87,7 @@ static void tcpclient(void *arg)
     /* 连接到服务端 */
     if (connect(sock, (struct sockaddr *)&server_addr, sizeof(struct sockaddr)) == -1)
     {
-        /*Failed on connecting to server*/
+        /* Failed on connecting to server */
         /* 连接失败 */
         LOG_E("Connect fail!");
         goto __exit;
@@ -119,14 +119,14 @@ static void tcpclient(void *arg)
         }
         else if (bytes_received == 0)
         {
-            /* Print warning message when recv function return 0 */
+            /* Print warning message when recv function returns 0 */
             /* 打印recv函数返回值为0的警告信息 */
-            LOG_W("Received warning, recv function return 0.");
+            LOG_W("Received warning, recv function returns 0.");
             continue;
         }
         else
         {
-            /* Receive data sucessfully and append '\0' at the end of message */
+            /* Receive data successfully and append '\0' at the end of message */
             /* 有接收到数据，把末端清零 */
             recv_data[bytes_received] = '\0';
 
@@ -156,9 +156,9 @@ static void tcpclient(void *arg)
         }
         else if (ret == 0)
         {
-            /* Print warning message when send function return 0 */
+            /* Print warning message when send function returns 0 */
             /* 打印send函数返回值为0的警告信息 */
-            LOG_W("Send warning, send function return 0.");
+            LOG_W("Send warning, send function returns 0.");
         }
     }
 

examples/network/tcpsendpacket.c

@@ -76,7 +76,7 @@ void tcp_senddata(const char *url, int port, int length)
         else if (result == 0)
         {
             /* 打印send函数返回值为0的警告信息 */
-            rt_kprintf("\n Send warning,send function return 0.\r\n");
+            rt_kprintf("\n Send warning,send function returns 0.\r\n");
         }
     }
 }

examples/network/tcpserver.c

@@ -106,7 +106,7 @@ static void tcpserv(void *arg)
         /* Accept a request from client and the function is blocking */
         /* 接受一个客户端连接socket的请求，这个函数调用是阻塞式的 */
         connected = accept(sock, (struct sockaddr *)&client_addr, &sin_size);
-        /* Return the socket connected sucessfully */
+        /* Return the socket connected successfully */
         /* 返回的是连接成功的socket */
         if (connected < 0)
         {
@@ -139,13 +139,13 @@ static void tcpserv(void *arg)
             }
             else if (bytes_received == 0)
             {
-                /* Print warning message when recv function return 0 */
+                /* Print warning message when recv function returns 0 */
                 /* 打印recv函数返回值为0的警告信息 */
-                LOG_W("Received warning, recv function return 0.");
+                LOG_W("Received warning, recv function returns 0.");
                 continue;
             }
             else
-            {   /* Receive data sucessfully and append '\0' at the end of message */
+            {   /* Receive data successfully and append '\0' at the end of message */
                 /* 有接收到数据，把末端清零 */
                 recv_data[bytes_received] = '\0';
                 if (strcmp(recv_data, "q") == 0 || strcmp(recv_data, "Q") == 0)
@@ -184,9 +184,9 @@ static void tcpserv(void *arg)
             }
             else if (ret == 0)
             {
-                /* Print warning message when send function return 0 */
+                /* Print warning message when send function returns 0 */
                 /* 打印send函数返回值为0的警告信息 */
-                LOG_W("Send warning, send function return 0.");
+                LOG_W("Send warning, send function returns 0.");
             }
         }
     }

examples/network/udpclient.c

@@ -50,7 +50,7 @@ static void udpclient(void *arg)
     /* 创建一个socket，类型是SOCK_DGRAM，UDP类型 */
     if ((sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) == -1)
     {
-        /* Failed on creatinf socket */
+        /* Failed on creating socket */
         LOG_E("Create socket error");
         return;
     }
@@ -71,7 +71,7 @@ static void udpclient(void *arg)
         /* 发送数据到服务远端 */
         sendto(sock, send_data, rt_strlen(send_data), 0,
                (struct sockaddr *)&server_addr, sizeof(struct sockaddr));
-        /* Thread sllep for 1 second */
+        /* Thread sleep for 1 second */
         /* 线程休眠一段时间 */
         rt_thread_mdelay(1000);
         /* count decrease 1 */

examples/network/udpserver.c

@@ -107,7 +107,7 @@ static void udpserv(void *paramemter)
         }
         else if (bytes_read == 0)
         {
-            LOG_W("Received warning, recv function return 0.");
+            LOG_W("Received warning, recv function returns 0.");
             continue;
         }
         else