From eefacd4c6653485b3da8dc267a8068207398464b Mon Sep 17 00:00:00 2001
From: Michael Vogt <michael.vogt@ubuntu.com>
Date: Fri, 12 Mar 2010 10:13:44 +0100
Subject: * cmdline/apt-mark:   - show error on incorrect aguments (LP:
 #517917), thanks to     Torsten Spindler

---
 cmdline/apt-mark | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'cmdline')

diff --git a/cmdline/apt-mark b/cmdline/apt-mark
index 2326ece38..466a56f27 100755
--- a/cmdline/apt-mark
+++ b/cmdline/apt-mark
@@ -82,6 +82,9 @@ if __name__ == "__main__":
     else:
         STATE_FILE=options.filename
 
+    if len(args) == 0:
+        parser.error("first argument must be 'markauto', 'unmarkauto' or 'showauto'")
+
     if args[0] == "showauto":
         show_automatic(STATE_FILE)
     else:
-- 
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