Added boost header

test/external/boost/program_options/option.hpp

@@ -0,0 +1,70 @@
+// Copyright Vladimir Prus 2004.
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE_1_0.txt
+// or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_OPTION_HPP_VP_2004_02_25
+#define BOOST_OPTION_HPP_VP_2004_02_25
+
+#include <boost/program_options/config.hpp>
+
+#include <string>
+#include <vector>
+
+namespace boost { namespace program_options {
+
+    /** Option found in input source.
+        Contains a key and a value. The key, in turn, can be a string (name of
+        an option), or an integer (position in input source) -- in case no name
+        is specified. The latter is only possible for command line.
+        The template parameter specifies the type of char used for storing the
+        option's value.
+    */
+    template<class charT>
+    class basic_option {
+    public:
+        basic_option() 
+        : position_key(-1)
+        , unregistered(false) 
+        , case_insensitive(false)
+        {}
+        basic_option(const std::string& xstring_key, 
+               const std::vector< std::string> &xvalue)
+        : string_key(xstring_key)
+        , value(xvalue)
+        , unregistered(false)
+        , case_insensitive(false)
+        {}
+
+        /** String key of this option. Intentionally independent of the template
+            parameter. */
+        std::string string_key;
+        /** Position key of this option. All options without an explicit name are
+            sequentially numbered starting from 0. If an option has explicit name,
+            'position_key' is equal to -1. It is possible that both
+            position_key and string_key is specified, in case name is implicitly
+            added.
+         */
+        int position_key;
+        /** Option's value */
+        std::vector< std::basic_string<charT> > value;
+        /** The original unchanged tokens this option was
+            created from. */
+        std::vector< std::basic_string<charT> > original_tokens;
+        /** True if option was not recognized. In that case,
+            'string_key' and 'value' are results of purely
+            syntactic parsing of source. The original tokens can be
+            recovered from the "original_tokens" member.
+        */
+        bool unregistered;
+        /** True if string_key has to be handled
+            case insensitive.
+        */
+        bool case_insensitive;
+    };
+    typedef basic_option<char> option;
+    typedef basic_option<wchar_t> woption;
+
+}}
+
+#endif