diff options
| author | Martin Sustrik <sustrik@fastmq.commkdir> | 2010-01-13 13:35:13 +0100 |
|---|---|---|
| committer | Martin Sustrik <sustrik@fastmq.commkdir> | 2010-01-13 13:35:13 +0100 |
| commit | 30a107e06d48ebbc7a635ba4fb21a24e385cf4e4 (patch) | |
| tree | 65d3eb5b56a7c18088b5105b1ddf529a312730e8 /bindings/cl/zeromq-api.lisp | |
| parent | 20a8edcf5c2d9d5099d194e5a87c501d49c47328 (diff) | |
timeout parameter for zmq_poll added in cl binding
Diffstat (limited to 'bindings/cl/zeromq-api.lisp')
| -rw-r--r-- | bindings/cl/zeromq-api.lisp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/bindings/cl/zeromq-api.lisp b/bindings/cl/zeromq-api.lisp index 188bdd4..44d725b 100644 --- a/bindings/cl/zeromq-api.lisp +++ b/bindings/cl/zeromq-api.lisp @@ -146,7 +146,7 @@ The string must be freed with FOREIGN-STRING-FREE." (setf (mem-aref int :long 0) value) (%setsockopt socket option int (foreign-type-size :long)))))) -(defun poll (items) +(defun poll (items &optional (timeout -1)) (let ((len (length items))) (with-foreign-object (%items 'pollitem len) (dotimes (i len) @@ -156,14 +156,16 @@ The string must be freed with FOREIGN-STRING-FREE." (setf socket (pollitem-socket item) fd (pollitem-fd item) events (pollitem-events item))))) - (let ((ret (%poll %items len))) - (if (> ret 0) + (let ((ret (%poll %items len timeout))) + (cond + ((zerop ret) nil) + ((> ret 0) (loop for i below len for revent = (foreign-slot-value (mem-aref %items 'pollitem i) 'pollitem 'revents) - collect (setf (pollitem-revents (nth i items)) revent)) - (error (convert-from-foreign (%strerror *errno*) :string))))))) + collect (setf (pollitem-revents (nth i items)) revent))) + (t (error (convert-from-foreign (%strerror *errno*) :string)))))))) (defmacro with-polls (list &body body) `(let ,(loop for (name . polls) in list |