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collapseos/blk/354
Virgil Dupras 68dd800bd1 Remove LIT< in favor of LIT" exclusively
This duplicated feature existed because of bootstrapping issues
with LIT", but again, with careful threading, we can clean things
up.

We can now have a proper "Collapse OS" prompt :)
2020-09-19 18:51:29 -04:00

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: ABORT (resSP) QUIT ;
: ERR LIT" (print)" FIND IF EXECUTE THEN ABORT ;
: = CMP NOT ; : < CMP -1 = ; : > CMP 1 = ;
: 0< 32767 > ; : >= < NOT ; : <= > NOT ; : 0>= 0< NOT ;
: >< ( n l h -- f ) 2 PICK > ( n l f ) ROT ROT > AND ;
: =><= 2 PICK >= ( n l f ) ROT ROT >= AND ;
: MIN ( n n - n ) 2DUP > IF SWAP THEN DROP ;
: MAX ( n n - n ) 2DUP < IF SWAP THEN DROP ;
: NIP SWAP DROP ; : TUCK SWAP OVER ;
: -^ SWAP - ;
: C@+ ( a -- a+1 c ) DUP C@ SWAP 1+ SWAP ;
: C!+ ( c a -- a+1 ) TUCK C! 1+ ;
: C@- ( a -- a-1 c ) DUP C@ SWAP 1- SWAP ;
: C!- ( c a -- a-1 ) TUCK C! 1- ;
: LEAVE R> R> DROP I 1- >R >R ; : UNLOOP R> 2R> 2DROP >R ;