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collapseos/blk/374
Virgil Dupras 705d68deec Move most of the high layer of comp core into the low one
With KEY and EMIT being switch words, most of the high layer can
be defined before drivers.

In addition to this change, I've compacted core blocks which were
becoming quite sparse.
2020-10-28 18:18:00 -04:00

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: BLK! ( -- )
BLK> @ BLK!* @ EXECUTE
0 BLKDTY ! ;
: FLUSH BLKDTY @ IF BLK! THEN ;
: BLK@ ( n -- )
DUP BLK> @ = IF DROP EXIT THEN
FLUSH DUP BLK> ! BLK@* @ EXECUTE ;
: BLK!! 1 BLKDTY ! ;
: WIPE BLK( 1024 0 FILL BLK!! ;
: WIPED? ( -- f )
1 ( f ) BLK) BLK( DO
I C@ IF DROP 0 ( f ) LEAVE THEN LOOP ;
: COPY ( src dst -- )
FLUSH SWAP BLK@ BLK> ! BLK! ;