# HG changeset patch
# User Jaroslav Hajek <highegg@gmail.com>
# Date 1295299169 -3600
# Node ID 05b5bcdb09c8151f362198c0d1efb1de350c9db0
# Parent  26a6435857bc7af255bc882a4702188e9eef9c35
validate opts in lookup

diff --git a/src/ChangeLog b/src/ChangeLog
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2011-01-17  Jaroslav Hajek  <highegg@gmail.com>
+
+	* DLD-FUNCTION/lookup.cc (Flookup): Validate option string.
+
 2011-01-17  John W. Eaton  <jwe@octave.org>
 
 	* ov-usr-fcn.cc (octave_user_function::bind_automatic_vars):
diff --git a/src/DLD-FUNCTIONS/lookup.cc b/src/DLD-FUNCTIONS/lookup.cc
--- a/src/DLD-FUNCTIONS/lookup.cc
+++ b/src/DLD-FUNCTIONS/lookup.cc
@@ -264,6 +264,12 @@
       right_inf = contains_char (opt, 'r');
       match_idx = contains_char (opt, 'm');
       match_bool = contains_char (opt, 'b');
+      if (opt.find_first_not_of ("lrmb") != std::string::npos)
+        {
+          error ("lookup: unrecognized option: %c",
+                 opt[opt.find_first_not_of ("lrmb")]);
+          return retval;
+        }
     }
 
   if ((match_idx || match_bool) && (left_inf || right_inf))