X-Git-Url: http://sigaev.ru/git/gitweb.cgi?p=remotetop.git;a=blobdiff_plain;f=rtop.c;fp=rtop.c;h=410e5c6761e043fb6c8baaa338e80c7b36968b90;hp=c204aaf9cf1fa437a539ad889855c5eb6e94494b;hb=e3fdb3b9f9b62a71c2a11b5e27ee47214901a3e2;hpb=0db0da94f6e0d2809d5176cb408f40773d6073ca

diff --git a/rtop.c b/rtop.c
index c204aaf..410e5c6 100644
--- a/rtop.c
+++ b/rtop.c
@@ -44,11 +44,25 @@
 #include "tmalloc.h"
 #include "top.h"
 
+void
+usage() {
+	fputs(
+		 "Copyright (c) 2004-2007 Teodor Sigaev <teodor@sigaev.ru>. All rights reserved.\n"
+		 "rtop - read collected load of remote servers\n"
+		 "./rtop [-D] -h HOST [-p PORT]\n"
+		 "  -D      - debug mode\n"
+		 "  -h HOST - server\n"
+		 "  -p PRT  - server's port\n",
+		 stdout
+	);
+	exit(1);
+}
+
 int
 main( int argc, char *argv[] ) {
 	int ch;
 	int debug=0;
-	char *host="127.0.0.1";
+	char *host=NULL;
 	int port=TOPD_SERVER_DEFAULT_PORT;
 	int i;
 
@@ -71,14 +85,15 @@ main( int argc, char *argv[] ) {
 				port=atoi(optarg);
 				break;
 			default:
+				usage();
 				return 1;
 		}
 	}
 
-        if ( debug )
-                opentlog( TL_OPEN_STDERR,  TL_DEBUG, NULL);
-        else
-                opentlog( TL_OPEN_SYSLOG, TL_INFO, NULL);
+	if (!host)
+		usage();
+
+	opentlog( TL_OPEN_STDERR,  (debug) ? TL_DEBUG : TL_INFO, NULL);
 
 	TC_fillConnection(&cs, host, port);
 	cs.buf = (char*)pmsg;