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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 :)
15 lines
363 B
Plaintext
15 lines
363 B
Plaintext
: WORD(
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DUP 1- C@ ( name len field )
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127 AND ( 0x7f. remove IMMEDIATE flag )
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3 + ( fixed header len )
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-
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;
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: FORGET
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' DUP ( w w )
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( HERE must be at the end of prev's word, that is, at the
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beginning of w. )
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WORD( HERE ! ( w )
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PREV CURRENT !
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;
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: EMPTY LIT" _sys" FIND IF DUP HERE ! CURRENT ! THEN ;
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