2008-04-11 23:36:24 -04:00
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! Copyright (C) 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: io.backend kernel continuations namespaces sequences
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assocs hashtables sorting arrays threads boxes io.timeouts
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accessors concurrency.mailboxes ;
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IN: io.monitors
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HOOK: init-monitors io-backend ( -- )
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M: object init-monitors ;
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HOOK: dispose-monitors io-backend ( -- )
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M: object dispose-monitors ;
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: with-monitors ( quot -- )
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[
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init-monitors
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[ dispose-monitors ] [ ] cleanup
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] with-scope ; inline
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TUPLE: monitor < identity-tuple path queue timeout ;
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M: monitor hashcode* path>> hashcode* ;
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M: monitor timeout timeout>> ;
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M: monitor set-timeout (>>timeout) ;
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: construct-monitor ( path mailbox class -- monitor )
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construct-empty
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swap >>queue
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swap >>path ; inline
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: queue-change ( path changes monitor -- )
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3dup and and
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[ [ 3array ] keep queue>> mailbox-put ] [ 3drop ] if ;
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HOOK: (monitor) io-backend ( path recursive? mailbox -- monitor )
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: <monitor> ( path recursive? -- monitor )
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<mailbox> (monitor) ;
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: next-change ( monitor -- path changed )
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[ queue>> ] [ timeout ] bi mailbox-get-timeout first2 ;
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SYMBOL: +add-file+
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SYMBOL: +remove-file+
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SYMBOL: +modify-file+
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SYMBOL: +rename-file-old+
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SYMBOL: +rename-file-new+
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SYMBOL: +rename-file+
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: with-monitor ( path recursive? quot -- )
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>r <monitor> r> with-disposal ; inline
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