From 79c8b2680ecc6deb471ded26930a64d439b930e1 Mon Sep 17 00:00:00 2001
From: ru <ru@FreeBSD.org>
Date: Tue, 30 Mar 2004 07:37:04 +0000
Subject: Sync manpage's synopsis with usage().

---
 usr.sbin/diskinfo/diskinfo.8 | 3 +--
 usr.sbin/diskinfo/diskinfo.c | 5 ++++-
 2 files changed, 5 insertions(+), 3 deletions(-)

(limited to 'usr.sbin/diskinfo')

diff --git a/usr.sbin/diskinfo/diskinfo.8 b/usr.sbin/diskinfo/diskinfo.8
index 1756264..a89c25d 100644
--- a/usr.sbin/diskinfo/diskinfo.8
+++ b/usr.sbin/diskinfo/diskinfo.8
@@ -36,8 +36,7 @@
 .Nd get information about disk device
 .Sh SYNOPSIS
 .Nm
-.Op Fl v
-.Op Fl t
+.Op Fl tv
 .Ar disk ...
 .Sh DESCRIPTION
 The
diff --git a/usr.sbin/diskinfo/diskinfo.c b/usr.sbin/diskinfo/diskinfo.c
index 45837f6..5025e51 100644
--- a/usr.sbin/diskinfo/diskinfo.c
+++ b/usr.sbin/diskinfo/diskinfo.c
@@ -41,7 +41,7 @@
 static void
 usage(void)
 {
-	fprintf(stderr, "Usage: diskinfo [-tv]\n");
+	fprintf(stderr, "usage: diskinfo [-tv] disk ...\n");
 	exit (1);
 }
 
@@ -73,6 +73,9 @@ main(int argc, char **argv)
 	argc -= optind;
 	argv += optind;
 
+	if (argc < 1)
+		usage();
+
 	for (i = 0; i < argc; i++) {
 		fd = open(argv[i], O_RDONLY);
 		if (fd < 0 && errno == ENOENT && *argv[i] != '/') {
-- 
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