1 // Copyright Vladimir Prus 2004.
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE_1_0.txt
4 // or copy at http://www.boost.org/LICENSE_1_0.txt)
6 #ifndef BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05
7 #define BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05
9 /** The version of the source interface.
10 The value will be incremented whenever a change is made which might
11 cause compilation errors for existing code.
13 #ifdef BOOST_PROGRAM_OPTIONS_VERSION
14 #error BOOST_PROGRAM_OPTIONS_VERSION already defined
16 #define BOOST_PROGRAM_OPTIONS_VERSION 2