* Changed header file include guards to unique namespace. Updated file headers comments with SPDX [issue #55] (#666)

apps/scov/main.c

@@ -1,28 +1,13 @@
-/*************************************************************************
- * Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net>
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- *********************************************************************/
-
-/* command line tool that sends a BACnet service, and displays the reply */
+/**
+ * @file
+ * @brief command line tool that uses BACnet SubscribeCOV service 
+ * message to subscribe to a BACnet object for Change-of-Value notifications
+ * in a BACnet device and print the Change-of-Value notifications values 
+ * to the console.
+ * @author Steve Karg <skarg@users.sourceforge.net>
+ * @date 2006
+ * @copyright SPDX-License-Identifier: MIT
+ */
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -185,6 +170,8 @@ static void print_usage(char *filename)
 
 static void print_help(char *filename)
 {
+    printf("Subscribe to a BACnet object for Change-of-Value notifications\n"
+        "in a BACnet device and print the Change-of-Value notifications.\n");
     printf("\n");
     printf("device-id:\n"
         "The subscriber BACnet Device Object Instance number.\n");