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[ceph.git] / ceph / src / boost / libs / graph / example / cycle-file-dep.cpp

diff --git a/ceph/src/boost/libs/graph/example/cycle-file-dep.cpp b/ceph/src/boost/libs/graph/example/cycle-file-dep.cpp
index b7b22facfe3d06904ff85144570a6e91a54993c2..4e17224395ea5ab9068d75614b11d37ad581c23a 100644 (file)
--- a/ceph/src/boost/libs/graph/example/cycle-file-dep.cpp
+++ b/ceph/src/boost/libs/graph/example/cycle-file-dep.cpp
@@ -62,9 +62,9 @@ has_cycle(const file_dep_graph & g)
 
 
 int
-main()
+main(int argc, const char** argv)
 {
-  std::ifstream file_in("makefile-dependencies.dat");
+  std::ifstream file_in(argc >= 2 ? argv[1] : "makefile-dependencies.dat");
   typedef graph_traits < file_dep_graph >::vertices_size_type size_type;
   size_type n_vertices;
   file_in >> n_vertices;        // read in number of vertices
@@ -83,7 +83,7 @@ main()
 #endif
 
   std::vector < std::string > name(num_vertices(g));
-  std::ifstream name_in("makefile-target-names.dat");
+  std::ifstream name_in(argc >= 3 ? argv[2] : "makefile-target-names.dat");
   graph_traits < file_dep_graph >::vertex_iterator vi, vi_end;
   for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi)
     name_in >> name[*vi];