2d17b4e8ec
I'm not sure why I chose null-terminated initially. Probably because the z80asm version had null-terminated strings. Length-prefixes strings are the traditional form of strings in Forth and it's a bit easier to work with them with traditional forth words when they're under this form.
14 lines
356 B
Plaintext
14 lines
356 B
Plaintext
( Read word from C<, copy to WORDBUF, null-terminate, and
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return WORDBUF. )
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: _wb 0x0e RAM+ ;
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: _eot 0x0401 _wb ! _wb ;
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: WORD
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_wb 1+ TOWORD ( a c )
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DUP EOT? IF 2DROP _eot EXIT THEN
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BEGIN
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OVER C! 1+ C< ( a c )
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OVER 0x2e RAM+ = OVER WS? OR
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UNTIL ( a c )
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SWAP _wb - 1- ( ws len ) _wb C!
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EOT? IF _eot ELSE _wb THEN ;
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