#include <stdexcept>#include <iostream> #include <boost/config.hpp>#include <boost/program_options/detail/config_file.hpp>#include <boost/program_options/parsers.hpp> #include "config.hpp" namespace pod = boost::program_options::detail; bool config::open(const std::string &file) {   _file.open(file.c_str());   if(!_file) {//   return false;   throw std::runtime_error("Can't read config file");  }   _options.insert("*");   try {    pod::config_file_iterator i(_file, _options), e;    for (; i != e; ++i) {#ifdef DEBUG      std::cout << i->string_key << " = " << i->value[0] << std::endl;#endif      _parameters[i->string_key] = i->value[0];    }   }  catch(std::exception& e) {    std::cerr<<"Exception: "<<e.what()<<std::endl;    return false;  }   return true;} bool config::open(const char *file) {  std::string f(file);  return open(f);}