--- embedtools/src/dwds.c	2010/10/27 13:29:06	1.1.2.2
+++ embedtools/src/dwds.c	2010/10/27 13:50:03	1.1.2.3
@@ -10,9 +10,9 @@ extern char compiled[], compiledby[], compilehost[];
 static void
 Usage()
 {
-	printf(	"dWDS - WiFi dynamic WDS service managment for VAP\n"
+	printf(	"-= dWDS =- WiFi dynamic WDS service managment for VAP\n"
 		"=== %s === %s@%s ===\n\n"
-		"  Syntax: dwds [options] [interface(s) ...]\n"
+		"  Syntax: dwds [options] <interface|any> [interface [...]]\n"
 		"\n"
 		"\t-v\t\tVerbose ...\n"
 		"\t-f\t\tForeground, not demonize process ...\n"
@@ -26,6 +26,30 @@ int
 main(int argc, char **argv)
 {
 	char ch, fg = 0;
+
+	while ((ch = getopt(argc, argv, "hvfc:")) != -1)
+		switch (ch) {
+			case 'v':
+				Verbose++;
+				break;
+			case 'f':
+				fg = 1;
+				break;
+			case 'c':
+				strlcpy(szConfig, optarg, MAXPATHLEN);
+				break;
+			case 'h':
+			default:
+				Usage();
+				return 1;
+		}
+	argc -= optind;
+	argv += optind;
+	if (!argc) {
+		printf("Error:: not specified interface for use ...\n");
+		Usage();
+		return 1;
+	}
 
 	return 0;
 }