Method send

cpp-subprocess/subprocess.hpp:2016–2020

  }

  inline int Communication::send(const char* msg, size_t length)
  {
    if (stream_->input() == nullptr) return -1;
    return std::fwrite(msg, sizeof(char), length, stream_->input());
  }

  inline int Communication::send(const std::vector<char>& msg)
  {