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)
5 
6 #ifndef BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05
7 #define BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05
8 
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.
12 */
13 #ifdef BOOST_PROGRAM_OPTIONS_VERSION
14 #error BOOST_PROGRAM_OPTIONS_VERSION already defined
15 #endif
16 #define BOOST_PROGRAM_OPTIONS_VERSION 2
17 
18 // Signal that implicit options will use values from next
19 // token, if available.
20 #define BOOST_PROGRAM_OPTIONS_IMPLICIT_VALUE_NEXT_TOKEN 1
21 
22 #endif
23