From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Sun, 4 Oct 2009 11:33:15 +0000 (+0000)
Subject: rrdfetch: Print a usage summary if not enough parameters have been given. -- Sebastia... 
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=37ccda99b14b781ab2307e8c412844bd240b6eb2;p=rrdtool-all.git

rrdfetch: Print a usage summary if not enough parameters have been given. -- Sebastian Harl


git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk@1926 a5681a0c-68f1-0310-ab6d-d61299d08faa
---

diff --git a/program/src/rrd_fetch.c b/program/src/rrd_fetch.c
index 2c30a980..b60ea158 100644
--- a/program/src/rrd_fetch.c
+++ b/program/src/rrd_fetch.c
@@ -163,7 +163,7 @@ int rrd_fetch(
     *step = step_tmp;
 
     if (optind + 1 >= argc) {
-        rrd_set_error("not enough arguments");
+        rrd_set_error("Usage: rrdtool %s <file> <CF> [options]", argv[0]);
         return -1;
     }