#include <boost/date_time/local_time/local_time.hpp>

int main() {
	try {
		boost::local_time::tz_database tz_db;
		tz_db.load_from_file("./date_time_zonespec.csv");
	} catch(const boost::local_time::data_not_accessible& dna) {
		std::cout << "dna" << std::endl;
	} catch(const boost::local_time::bad_field_count& bfc) {
		std::cout << "bfc" << std::endl;
	} catch (const std::exception& ex) {
		std::cout << "execption: " << ex.what() << std::endl;	
	} catch (...) {
		std::cout << "general exception" << std::endl;
	}
	
	return 0;
}