Function main

example/error_demo.cpp:90–185

}

int main(int argc, char* argv[])
{
  if (argc < 2)
  {
    cout << "Usage: error_demo path\n";
    return 1;
  }

  error_code ec;

  ////  construct path - no error_code

  //try { path p1(argv[1]); }
  //catch (const system_error& ex)
  //{
  //  cout << "construct path without error_code";
  //  report_system_error(ex);
  //}

  ////  construct path - with error_code

  path p (argv[1]);

  fs::file_status s;
  bool            b (false);
  fs::directory_iterator di;

  //  get status - no error_code

  cout << "\nstatus(\"" << p.string() << "\");\n";
  threw_exception = false;

  try { s = fs::status(p); }
  catch (const system_error& ex)
  {
    report_filesystem_error(ex);
    threw_exception = true;
  }
  if (!threw_exception)
    cout << "  Did not throw exception\n";
  report_status(s);

  //  get status - with error_code

  cout << "\nstatus(\"" << p.string() << "\", ec);\n";
  s = fs::status(p, ec);
  report_status(s);
  report_error_code(ec);

  //  query existence - no error_code

  cout << "\nexists(\"" << p.string() << "\");\n";
  threw_exception = false;

  try { b = fs::exists(p); }
  catch (const system_error& ex)
  {
    report_filesystem_error(ex);