From 450cc13a5c3d080668d46ea16d865459cc9fcec3 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 25 Sep 2007 01:47:02 +0000
Subject: [PATCH] dump a useful error message if nothing happened

---
 src/fstabinfo.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/fstabinfo.c b/src/fstabinfo.c
index 922a0c9a..a5dd887e 100644
--- a/src/fstabinfo.c
+++ b/src/fstabinfo.c
@@ -150,5 +150,8 @@ int fstabinfo (int argc, char **argv)
 			break;
 	}
 
+	if (result != EXIT_SUCCESS && argc == optind)
+		fprintf (stderr, "%s: no arguments specified\n", argv[0]);
+
 	exit (result);
 }