Method usage

samples/metacopy.cpp:152–155

}  // Params::getopt

void Params::usage(std::ostream& os) const {
  os << "\nReads and writes raw metadata. Use -h option for help.\n"
     << "Usage: " << progname() << " [-iecxaph] readfile writefile\n";
}

void Params::help(std::ostream& os) const {
  usage(os);