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collapseos/blk/107
Virgil Dupras 2d9a07d215 blkunpack: don't include trailing empty lines
This was becoming heavy to manage.
2020-06-23 06:52:34 -04:00

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( Cursor position in buffer. EDPOS/64 is line number )
CREATE EDPOS 0 ,
CREATE IBUF 64 ALLOT0
CREATE FBUF 64 ALLOT0
: _cpos BLK( + ;
: _lpos 64 * _cpos ;
: _pln ( lineno -- )
DUP _lpos DUP 64 + SWAP DO ( lno )
I EDPOS @ _cpos = IF '^' EMIT THEN
I C@ DUP 0x20 < IF DROP 0x20 THEN
EMIT
LOOP ( lno ) 1+ . ;
: _zbuf 64 0 FILL ; ( buf -- )