61 lines
1.3 KiB
Forth
61 lines
1.3 KiB
Forth
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REQUIRE [DEFINED] lib/include/tools.f
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\ Ðàñïå÷àòàòü ñïèñîê ñëîâàðåé.
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: VOCS
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VOC-LIST
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BEGIN @ DUP WHILE
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DUP CELL+ VOC-NAME.
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DUP 3 CELLS + @ \ wid ïðåäêà
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?DUP IF ." defined in " VOC-NAME.
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ELSE ." is the main vocabulary"
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THEN CR
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REPEAT
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DROP
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;
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0x200 VALUE MAX-WORD-SIZE
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C" NEAR_NFA" FIND NIP 0=
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[IF] : NEAR_NFA ( addr -- NFA addr | 0 addr ) DUP WordByAddr DROP 1- SWAP
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2DUP 1000 - U< IF NIP 0 SWAP THEN ;
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[THEN]
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\ Opposite to CDR, might be slow!
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\ It does not take wordlists into account.
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: NextNFA ( nfa1 -- nfa2 | 0 )
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NEAR_NFA SWAP >R
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BEGIN
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1+ NEAR_NFA ( nfa addr )
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OVER 0 >
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ROT R@ <> AND
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OVER R@ - MAX-WORD-SIZE > OR
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UNTIL
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DUP R> - MAX-WORD-SIZE >
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IF DROP 0
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ELSE NEAR_NFA DROP
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THEN
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;
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: NFAInVoc? ( nfa voc -- f )
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@ \ last nfa
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BEGIN ( nfa 'nfa )
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DUP
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WHILE
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2DUP = IF 2DROP TRUE EXIT THEN
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CDR
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REPEAT 2DROP 0
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;
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: VocByNFA ( nfa -- wid | 0 )
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VOC-LIST
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BEGIN @ DUP WHILE ( nfa voc )
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2DUP CELL+ NFAInVoc?
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IF
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NIP CELL+ EXIT
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THEN
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REPEAT
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2DROP 0
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;
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