(wait-to-read) ( port -- )
Factor handbook » Input and output » Non-blocking I/O implementation

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Vocabulary
io.ports

Inputs

port	an input-port

Outputs
None

Generic word contract
Suspends the current thread until the port's buffer has data available for reading.

Definition

USING: io.backend ;

IN: io.ports

HOOK: (wait-to-read) io-backend ( port -- )

Methods

USING: accessors destructors io.files io.ports kernel system ;

M: unix (wait-to-read)
    dup dup handle>> check-disposed refill dup
    [ dupd wait-for-port (wait-to-read) ] [ 2drop ] if ;