From: Harlan Stenn <stenn@ntp.org>
Date: Tue, 11 Jan 2011 07:49:54 +0000 (+0000)
Subject: cleanup
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b20ca0d877433f0c3a8823c63f8aedd99953fa5;p=thirdparty%2Fntp.git

cleanup

bk: 4d2c0ba2XyvHS0OktiXJN0HJlYp6Vw
---

diff --git a/sntp/main.c b/sntp/main.c
index 9c4ce12934..083e5bbeb8 100644
--- a/sntp/main.c
+++ b/sntp/main.c
@@ -111,6 +111,11 @@ sntp_main (
 	if (HAVE_OPT(FILELOG))
 		open_logfile(OPT_ARG(FILELOG));
 
+	if (0 == argc && !HAVE_OPT(BROADCAST) && !HAVE_OPT(CONCURRENT)) {
+		printf("%s: Must supply at least one of -b hostname, -c hostname, or hostname.\n", progname);
+		exit(EX_USAGE);
+	}
+
 	/*
 	** Eventually, we probably want:
 	** - separate bcst and ucst timeouts