posix::basic_descriptor::basic_descriptor (2 of 3 overloads)

posix::basic_descriptor::basic_descriptor (2 of 3 overloads)

Construct a posix::basic_descriptor on an existing native descriptor.

basic_descriptor(
    asio::io_service & io_service,
    const native_handle_type & native_descriptor);

This constructor creates a descriptor object to hold an existing native descriptor.

Parameters

io_service: The io_service object that the descriptor will use to dispatch handlers for any asynchronous operations performed on the descriptor.
native_descriptor: A native descriptor.

Exceptions

asio::system_error: Thrown on failure.