| // Copyright David Abrahams 2005. 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) |
| |
| #include <iostream> |
| #include <boost/parameter/keyword.hpp> |
| |
| namespace graphs |
| { |
| BOOST_PARAMETER_KEYWORD(tag, graph) // Note: no semicolon |
| BOOST_PARAMETER_KEYWORD(tag, visitor) |
| BOOST_PARAMETER_KEYWORD(tag, root_vertex) |
| BOOST_PARAMETER_KEYWORD(tag, index_map) |
| BOOST_PARAMETER_KEYWORD(tag, color_map) |
| } |
| |
| namespace graphs { namespace core |
| { |
| template <class ArgumentPack> |
| void depth_first_search(ArgumentPack const& args) |
| { |
| std::cout << "graph:\t" << args[graph] << std::endl; |
| std::cout << "visitor:\t" << args[visitor] << std::endl; |
| std::cout << "root_vertex:\t" << args[root_vertex] << std::endl; |
| std::cout << "index_map:\t" << args[index_map] << std::endl; |
| std::cout << "color_map:\t" << args[color_map] << std::endl; |
| } |
| }} // graphs::core |
| |
| int main() |
| { |
| using namespace graphs; |
| |
| core::depth_first_search(( |
| graph = 'G', visitor = 2, root_vertex = 3.5, |
| index_map = "hello, world", color_map = false)); |
| return 0; |
| } |