Chris@16: //  (C) Copyright Gennadiy Rozental 2005-2008.
Chris@16: //  Use, modification, and distribution are subject to the 
Chris@16: //  Boost Software License, Version 1.0. (See accompanying file 
Chris@16: //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org/libs/test for the library home page.
Chris@16: //
Chris@16: //  File        : $RCSfile$
Chris@16: //
Chris@101: //  Version     : $Revision$
Chris@16: //
Chris@16: //  Description : defines facility to hide input traversing details
Chris@16: // ***************************************************************************
Chris@16: 
Chris@16: #ifndef BOOST_RT_CLA_ARGV_TRAVERSER_HPP_062604GER
Chris@16: #define BOOST_RT_CLA_ARGV_TRAVERSER_HPP_062604GER
Chris@16: 
Chris@16: // Boost.Runtime.Parameter
Chris@16: #include <boost/test/utils/runtime/config.hpp>
Chris@16: 
Chris@16: // Boost.Test
Chris@16: #include <boost/test/utils/class_properties.hpp>
Chris@16: 
Chris@16: // Boost
Chris@16: #include <boost/noncopyable.hpp>
Chris@16: #include <boost/shared_array.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: 
Chris@16: namespace BOOST_RT_PARAM_NAMESPACE {
Chris@16: 
Chris@16: namespace cla {
Chris@16: 
Chris@16: // ************************************************************************** //
Chris@16: // **************          runtime::cla::argv_traverser        ************** //
Chris@16: // ************************************************************************** //
Chris@16: 
Chris@16: class argv_traverser : noncopyable {
Chris@16:     class parser;
Chris@16: public:
Chris@16:     // Constructor
Chris@16:     argv_traverser();
Chris@16: 
Chris@16:     // public_properties
Chris@16:     unit_test::readwrite_property<bool>         p_ignore_mismatch;
Chris@16:     unit_test::readwrite_property<char_type>    p_separator;
Chris@16: 
Chris@16:     // argc+argv <-> internal buffer exchange
Chris@16:     void            init( int argc, char_type** argv );
Chris@16:     void            remainder( int& argc, char_type** argv );
Chris@16: 
Chris@16:     // token based parsing
Chris@16:     cstring         token() const;
Chris@16:     void            next_token();
Chris@16: 
Chris@16:     // whole input parsing
Chris@16:     cstring         input() const;
Chris@16:     void            trim( std::size_t size );
Chris@16:     bool            match_front( cstring );
Chris@16:     bool            match_front( char_type c );
Chris@16:     bool            eoi() const;
Chris@16: 
Chris@16:     // transaction logic support
Chris@16:     void            commit();
Chris@16:     void            rollback();
Chris@16: 
Chris@16:     // current position access; used to save some reference points in input
Chris@16:     std::size_t     input_pos() const;
Chris@16: 
Chris@16:     // returns true if mismatch detected during input parsing handled successfully
Chris@16:     bool            handle_mismatch();
Chris@16: 
Chris@16: private:
Chris@16:     // Data members
Chris@16:     dstring                 m_buffer;
Chris@16:     cstring                 m_work_buffer;
Chris@16: 
Chris@16:     cstring                 m_token;
Chris@16:     cstring::iterator       m_commited_end;
Chris@16: 
Chris@16:     shared_array<char_type> m_remainder;
Chris@16:     std::size_t             m_remainder_size;
Chris@16: };
Chris@16: 
Chris@16: } // namespace cla
Chris@16: 
Chris@16: } // namespace BOOST_RT_PARAM_NAMESPACE
Chris@16: 
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #ifndef BOOST_RT_PARAM_OFFLINE
Chris@16: 
Chris@16: #  define BOOST_RT_PARAM_INLINE inline
Chris@16: #  include <boost/test/utils/runtime/cla/argv_traverser.ipp>
Chris@16: 
Chris@16: #endif
Chris@16: 
Chris@16: #endif // BOOST_RT_CLA_ARGV_TRAVERSER_HPP_062604GER