2020-05-07 22:44:17 +10:00
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: _blen ( buf -- length of str in buf )
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DUP BEGIN C@+ EOL? UNTIL -^ 1- ;
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: _rbufsz ( size of linebuf to the right of curpos )
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EDPOS @ 64 MOD 63 -^ ;
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2020-06-05 12:54:27 +10:00
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: i COMPILE I ; IMMEDIATE ( save overshadowed )
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2020-06-06 03:54:45 +10:00
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: _I ( I without _pln. used in VE )
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2020-05-07 22:44:17 +10:00
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IBUF _type _rbufsz IBUF _blen 2DUP > IF
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2020-05-23 04:17:38 +10:00
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TUCK - ( ilen chars-to-move )
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2020-05-07 11:10:27 +10:00
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SWAP EDPOS @ _cpos 2DUP + ( ctm ilen a a+ilen )
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3 PICK MOVE- ( ctm ilen )
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2020-05-23 04:03:12 +10:00
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NIP ( ilen )
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2020-05-07 11:10:27 +10:00
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ELSE DROP ( ilen becomes rbuffsize )
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2020-05-07 02:19:36 +10:00
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THEN
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2020-06-06 03:54:45 +10:00
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DUP IBUF EDPOS @ _cpos ROT MOVE ( ilen ) EDPOS +! BLK!! ;
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: I _I EDPOS @ 64 / _pln ;
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