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using namespace boost::python;
using namespace ledger;
struct py_option_t : public option_t
{
PyObject * self;
py_option_t(PyObject * self_,
const string& long_opt,
const bool wants_arg)
: self(self_), option_t(long_opt, wants_arg) {}
virtual ~py_option_t() {}
virtual bool check(option_source_t source) {
return call_method<bool>(self, "check", source);
}
virtual void select(report_t * report, const char * optarg = NULL) {
if (optarg)
return call_method<void>(self, "select", report, optarg);
else
return call_method<void>(self, "select", report);
}
};
BOOST_PYTHON_MEMBER_FUNCTION_OVERLOADS(option_select_overloads,
py_option_t::select, 1, 2)
typedef std::map<const string, object> options_map;
typedef std::pair<const string, object> options_pair;
options_map options;
static option_t * find_option(const string& name)
{
options_map::const_iterator i = options.find(name);
if (i != options.end())
return extract<py_option_t *>((*i).second.ptr());
return NULL;
}
void shutdown_option()
{
options.clear();
}
void export_option()
{
class_< option_t, py_option_t, boost::noncopyable >
("Option", init<const string&, bool>())
.def_readonly("long_opt", &py_option_t::long_opt)
.def_readonly("short_opt", &py_option_t::short_opt)
.def_readonly("wants_arg", &py_option_t::wants_arg)
.def_readwrite("handled", &py_option_t::handled)
.def("check", &py_option_t::check)
.def("select", &py_option_t::select, option_select_overloads())
;
enum_< option_t::option_source_t > ("OptionSource")
.value("InitFile", option_t::INIT_FILE)
.value("Environment", option_t::ENVIRONMENT)
.value("DataFile", option_t::DATA_FILE)
.value("CommandLine", option_t::COMMAND_LINE)
;
class_< options_map > ("OptionsMap")
.def(map_indexing_suite<options_map>())
;
scope().attr("options") = ptr(&options);
}
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