17 lines
300 B
Plaintext
17 lines
300 B
Plaintext
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( handle backspace: go back one char in IN>, if possible, then
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emit SPC + BS )
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: (inbs)
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( already at IN( ? )
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IN> @ IN( = IF EXIT THEN
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IN> @ 1- IN> !
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SPC BS
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;
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( cont.: read one char into input buffer and returns whether we
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should continue, that is, whether CR was not met. )
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