Class ArgumentDeducer

cpp-subprocess/subprocess.hpp:1137–1156

! * A helper class to Popen class for setting * options as provided in the Popen constructor * or in check_ouput arguments. * This design allows us to _not_ have any fixed position * to any arguments and specify them in a way similar to what * can be done in python. */

 * can be done in python.
 */
struct ArgumentDeducer
{
  ArgumentDeducer(Popen* p): popen_(p) {}

  void set_option(executable&& exe);
  void set_option(cwd&& cwdir);
  void set_option(bufsize&& bsiz);
  void set_option(environment&& env);
  void set_option(defer_spawn&& defer);
  void set_option(shell&& sh);
  void set_option(input&& inp);
  void set_option(output&& out);
  void set_option(error&& err);
  void set_option(close_fds&& cfds);
  void set_option(preexec_func&& prefunc);
  void set_option(session_leader&& sleader);

private:
  Popen* popen_ = nullptr;
};

/*!
 * A helper class to Popen.