namespace boost {
- struct bad_graph : public std::invalid_argument {
+ struct BOOST_SYMBOL_VISIBLE bad_graph : public std::invalid_argument {
bad_graph(const std::string& what_arg)
: std::invalid_argument(what_arg) { }
};
- struct not_a_dag : public bad_graph {
+ struct BOOST_SYMBOL_VISIBLE not_a_dag : public bad_graph {
not_a_dag()
: bad_graph("The graph must be a DAG.")
{ }
};
- struct negative_edge : public bad_graph {
+ struct BOOST_SYMBOL_VISIBLE negative_edge : public bad_graph {
negative_edge()
: bad_graph("The graph may not contain an edge with negative weight.")
{ }
};
- struct negative_cycle : public bad_graph {
+ struct BOOST_SYMBOL_VISIBLE negative_cycle : public bad_graph {
negative_cycle()
: bad_graph("The graph may not contain negative cycles.")
{ }
};
- struct not_connected : public bad_graph {
+ struct BOOST_SYMBOL_VISIBLE not_connected : public bad_graph {
not_connected()
: bad_graph("The graph must be connected.")
{ }
};
- struct not_complete : public bad_graph {
+ struct BOOST_SYMBOL_VISIBLE not_complete : public bad_graph {
not_complete()
: bad_graph("The graph must be complete.")
{ }