25 lines
510 B
Scheme
25 lines
510 B
Scheme
(define debug-mode #t)
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(define *tty-port* #f)
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(define (init-tty-debug-output!)
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(and debug-mode
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(call-with-values
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open-pty
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(lambda (input-port name)
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(set! *tty-port* (dup->outport input-port))
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(close input-port)
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(set-port-buffering *tty-port* bufpol/block 8192)
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name))))
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(define debug-message
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(lambda args
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(if (and debug-mode *tty-port*)
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(with-current-output-port*
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*tty-port*
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(lambda ()
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(for-each write args)
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(newline)
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(flush-tty/output *tty-port*))))))
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