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; Copyright (c) Christophe Grand, November 2008. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html at the root of this
; distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
;; misc agent utilities
;; note to other contrib members: feel free to add to this lib
(ns clojure.contrib.agent-utils)
(defmacro capture-and-send
"Capture the current value of the specified vars and rebind
them on the agent thread before executing the action.
Example:
(capture-and-send [*out*] a f b c)"
[vars agent action & args]
(let [locals (map #(gensym (name %)) vars)]
`(let [~@(interleave locals vars)
action# (fn [& args#]
(binding [~@(interleave vars locals)]
(apply ~action args#)))]
(send ~agent action# ~@args))))
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