Attachment 1449110 Details for Bug 1589111 – reproducer code

reproducer code

test.cc (text/x-csrc), 1.30 KB, created by Dmitry Mikhirev on 2018-06-08 12:29:09 UTC

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Creator: Dmitry Mikhirev

Created: 2018-06-08 12:29:09 UTC

Size: 1.30 KB

patch

obsolete

>#include <system_error>
>#include <iostream>
>#include <fstream>
>
>inline std::system_error create_system_error(int errorCode)
>{
>  std::error_code code(errorCode, std::generic_category());
>  return std::system_error(code, code.message());
>}
>
>int main() {
>  const auto err = std::make_error_condition(std::errc::no_such_file_or_directory);
>  std::cout << "Expected error condition code: " << err.value() << std::endl;
>  std::cout << "Error error condition message: " << err.message() << std::endl;
>  try {
>    std::ifstream istrm("/nonexistent", std::ios::binary | std::ios_base::in);
>    if (!istrm.is_open()) {
>      std::cout << "failed to open file" << std::endl;
>      std::cout << "errno = " << errno << std::endl;
>      auto err = create_system_error(errno);
>      throw err;
>    } else {
>      std::cout << "File exists!" << std::endl;
>    }
>  } catch (const std::system_error& exc) {
>    std::cout << exc.what() << std::endl;
>    std::cout << "Error code: " << exc.code().value() << std::endl;
>    std::cout << "Error message: " << exc.code().message() << std::endl;
>    const std::error_condition _condFound = exc.code().default_error_condition();
>    std::cout << "Error condition code: " << _condFound.value() << std::endl;
>    std::cout << "Error condition message: " << _condFound.message() << std::endl;
>  }
>  return 0;
>}

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Attachments on bug 1589111: 1449110