(declare (ignore r))
(drop-it))))))))
+(defgeneric socket-shutdown (socket &key direction)
+ (:documentation
+ "Indicate that no communication in DIRECTION will be performed on SOCKET.
+
+DIRECTION has to be one of :INPUT, :OUTPUT or :IO.
+
+After a shutdown, no input and/or output of the indicated DIRECTION
+can be performed on SOCKET."))
+
+(defmethod socket-shutdown ((socket socket) &key direction)
+ (let* ((fd (socket-file-descriptor socket))
+ (how (ecase direction
+ (:input sockint::SHUT_RD)
+ (:output sockint::SHUT_WR)
+ (:io sockint::SHUT_RDWR))))
+ (when (minusp (sockint::shutdown fd how))
+ (socket-error "shutdown"))))
+
(defgeneric socket-make-stream (socket &key input output
element-type external-format
buffering
(or (socket-error-symbol c) (socket-error-errno c))
#+cmu (sb-unix:get-unix-error-msg num)
#+sbcl
- #+win32 (sb-win32::get-last-error-message num)
+ #+win32 (sb-win32:format-system-message num)
#-win32 (sb-int:strerror num)))))
(:documentation "Common base class of socket related conditions."))