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-rw-r--r--src/boost/libs/graph/example/vertex-name-property.cpp80
1 files changed, 80 insertions, 0 deletions
diff --git a/src/boost/libs/graph/example/vertex-name-property.cpp b/src/boost/libs/graph/example/vertex-name-property.cpp
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+++ b/src/boost/libs/graph/example/vertex-name-property.cpp
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+//=======================================================================
+// Copyright 2001 Jeremy G. Siek, Andrew Lumsdaine, Lie-Quan Lee,
+//
+// 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 <boost/config.hpp>
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <boost/graph/adjacency_list.hpp>
+
+using namespace boost;
+
+template < typename Graph, typename VertexNamePropertyMap > void
+read_graph_file(std::istream & graph_in, std::istream & name_in,
+ Graph & g, VertexNamePropertyMap name_map)
+{
+ typedef typename graph_traits < Graph >::vertices_size_type size_type;
+ size_type n_vertices;
+ typename graph_traits < Graph >::vertex_descriptor u;
+ typename property_traits < VertexNamePropertyMap >::value_type name;
+
+ graph_in >> n_vertices; // read in number of vertices
+ for (size_type i = 0; i < n_vertices; ++i) { // Add n vertices to the graph
+ u = add_vertex(g);
+ name_in >> name;
+ put(name_map, u, name); // ** Attach name property to vertex u **
+ }
+ size_type src, targ;
+ while (graph_in >> src) // Read in edges
+ if (graph_in >> targ)
+ add_edge(src, targ, g); // add an edge to the graph
+ else
+ break;
+}
+
+
+int
+main(int argc, const char** argv)
+{
+ typedef adjacency_list < listS, // Store out-edges of each vertex in a std::list
+ vecS, // Store vertex set in a std::vector
+ directedS, // The graph is directed
+ property < vertex_name_t, std::string > // Add a vertex property
+ >graph_type;
+
+ graph_type g; // use default constructor to create empty graph
+ const char* dep_file_name = argc >= 2 ? argv[1] : "makefile-dependencies.dat";
+ const char* target_file_name = argc >= 3 ? argv[2] : "makefile-target-names.dat";
+ std::ifstream file_in(dep_file_name), name_in(target_file_name);
+ if (!file_in) {
+ std::cerr << "** Error: could not open file " << dep_file_name
+ << std::endl;
+ return -1;
+ }
+ if (!name_in) {
+ std::cerr << "** Error: could not open file " << target_file_name
+ << std::endl;
+ return -1;
+ }
+
+ // Obtain internal property map from the graph
+ property_map < graph_type, vertex_name_t >::type name_map =
+ get(vertex_name, g);
+ read_graph_file(file_in, name_in, g, name_map);
+
+ // Create storage for last modified times
+ std::vector < time_t > last_mod_vec(num_vertices(g));
+ // Create nickname for the property map type
+ typedef iterator_property_map < std::vector < time_t >::iterator,
+ property_map < graph_type, vertex_index_t >::type, time_t, time_t& > iter_map_t;
+ // Create last modified time property map
+ iter_map_t mod_time_map(last_mod_vec.begin(), get(vertex_index, g));
+
+ assert(num_vertices(g) == 15);
+ assert(num_edges(g) == 19);
+ return 0;
+}