version 1.8, 1995/01/30 18:47:45
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version 1.11, 1995/10/16 18:33:07
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Line 6 decimal
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Line 6 decimal
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\ .( 12may93jaw |
\ .( 12may93jaw |
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: .( ( -- ) |
: .( ( compilation "...<paren>" -- ) \ core-ext dot-paren |
[char] ) parse type ; immediate |
[char] ) parse type ; immediate |
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\ VALUE 2>R 2R> 2R@ 17may93jaw |
\ VALUE 2>R 2R> 2R@ 17may93jaw |
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: value ( n -- ) |
: value ( w -- ) \ core-ext |
(constant) , ; |
(constant) , ; |
\ !! 2value |
\ !! 2value |
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: 2Literal swap postpone Literal postpone Literal ; |
: 2Literal ( compilation w1 w2 -- ; run-time -- w1 w2 ) \ double two-literal |
immediate restrict |
swap postpone Literal postpone Literal ; immediate restrict |
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: m*/ ( d1 n2 u3 -- dqout ) >r s>d >r abs -rot |
: m*/ ( d1 n2 u3 -- dqout ) \ double m-star-slash |
s>d r> xor r> swap >r >r dabs rot tuck um* 2swap um* |
>r s>d >r abs -rot |
swap >r 0 d+ r> -rot r@ um/mod -rot r> um/mod nip swap |
s>d r> xor r> swap >r >r dabs rot tuck um* 2swap um* |
r> IF dnegate THEN ; |
swap >r 0 d+ r> -rot r@ um/mod -rot r> um/mod nip swap |
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r> IF dnegate THEN ; |
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\ CASE OF ENDOF ENDCASE 17may93jaw |
\ CASE OF ENDOF ENDCASE 17may93jaw |
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\ just as described in dpANS5 |
\ just as described in dpANS5 |
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0 CONSTANT case immediate |
0 CONSTANT case ( compilation -- case-sys ; run-time -- ) \ core-ext |
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immediate |
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: of |
: of ( compilation -- of-sys ; run-time x1 x2 -- |x1 ) \ core-ext |
1+ >r |
\ !! the implementation does not match the stack effect |
postpone over postpone = postpone if postpone drop |
1+ >r |
r> ; immediate |
postpone over postpone = postpone if postpone drop |
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r> ; immediate |
: endof |
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>r postpone else r> ; immediate |
: endof ( compilation case-sys1 of-sys -- case-sys2 ; run-time -- ) \ core-ext end-of |
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>r postpone else r> ; immediate |
: endcase |
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postpone drop |
: endcase ( compilation case-sys -- ; run-time x -- ) \ core-ext end-case |
0 ?do postpone then loop ; immediate |
postpone drop |
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0 ?do postpone then loop ; immediate |
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\ C" 17may93jaw |
\ C" 17may93jaw |
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: (c") "lit ; |
: (c") "lit ; |
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: CLiteral postpone (c") here over char+ allot place align ; |
: CLiteral |
immediate restrict |
postpone (c") here over char+ allot place align ; immediate restrict |
: C" [char] " parse postpone CLiteral ; immediate restrict |
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: C" ( compilation "...<quote>" -- ; run-time -- c-addr ) \ core-ext c-quote |
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[char] " parse postpone CLiteral ; immediate restrict |
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\ UNUSED 17may93jaw |
\ UNUSED 17may93jaw |
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: unused s0 @ 512 - \ for stack |
: unused ( -- u ) \ core-ext |
here - ; |
s0 @ 512 - \ for stack |
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here - ; |
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\ [COMPILE] 17may93jaw |
\ [COMPILE] 17may93jaw |
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: [compile] |
: [compile] ( compilation "name" -- ; run-time ? -- ? ) \ core-ext bracket-compile |
' compile, ; immediate |
' compile, ; immediate |
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\ MARKER 17may93jaw |
\ MARKER 17may93jaw |
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Line 66 decimal
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Line 72 decimal
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\ CONVERT 17may93jaw |
\ CONVERT 17may93jaw |
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: convert true >number drop ; |
: convert ( ud1 c-addr1 -- ud2 c-addr2 ) \ core-ext |
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\ obsolescent; supersedet by @code{>number}. |
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true >number drop ; |
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\ ERASE 17may93jaw |
\ ERASE 17may93jaw |
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: erase ( 0 1 chars um/mod nip ) 0 fill ; |
: erase ( addr len -- ) \ core-ext |
: blank ( 0 1 chars um/mod nip ) bl fill ; |
\ !! dependence on "1 chars 1 =" |
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( 0 1 chars um/mod nip ) 0 fill ; |
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: blank ( addr len -- ) \ string |
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bl fill ; |
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\ SEARCH 02sep94py |
\ SEARCH 02sep94py |
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: search ( buf buflen text textlen -- restbuf restlen flag ) |
: search ( buf buflen text textlen -- restbuf restlen flag ) \ string |
2over 2 pick - 1+ 3 pick c@ >r |
2over 2 pick - 1+ 3 pick c@ >r |
BEGIN r@ scan dup WHILE |
BEGIN |
>r >r 2dup r@ -text |
r@ scan dup |
0= IF >r drop 2drop r> r> r> rot + 1- rdrop true EXIT THEN |
WHILE |
r> r> 1 /string REPEAT |
>r >r 2dup r@ -text |
2drop 2drop rdrop false ; |
0= |
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IF |
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>r drop 2drop r> r> r> rot + 1- rdrop true |
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EXIT |
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THEN |
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r> r> 1 /string |
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REPEAT |
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2drop 2drop rdrop false ; |
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\ ROLL 17may93jaw |
\ ROLL 17may93jaw |
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: roll dup 1+ pick >r |
: roll ( x0 x1 .. xn n -- x1 .. xn x0 ) \ core-ext |
cells sp@ cell+ dup cell+ rot move drop r> ; |
dup 1+ pick >r |
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cells sp@ cell+ dup cell+ rot move drop r> ; |
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\ SOURCE-ID SAVE-INPUT RESTORE-INPUT 11jun93jaw |
\ SOURCE-ID SAVE-INPUT RESTORE-INPUT 11jun93jaw |
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: source-id ( -- 0 | -1 | fileid ) |
: source-id ( -- 0 | -1 | fileid ) \ core-ext source-i-d |
loadfile @ dup 0= IF drop loadline @ 0 min THEN ; |
loadfile @ dup 0= IF drop loadline @ 0 min THEN ; |
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: save-input ( -- x1 .. xn n ) |
: save-input ( -- x1 .. xn n ) \ core-ext |
>in @ |
>in @ |
loadfile @ ?dup |
loadfile @ ?dup |
IF dup file-position throw loadline @ >tib @ 6 |
IF dup file-position throw loadline @ >tib @ 6 |
Line 101 decimal
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Line 120 decimal
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ELSE loadline @ blk @ linestart @ >tib @ 5 THEN |
ELSE loadline @ blk @ linestart @ >tib @ 5 THEN |
; |
; |
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: restore-input ( x1 .. xn n -- flag ) |
: restore-input ( x1 .. xn n -- flag ) \ core-ext |
swap >tib ! |
swap >tib ! |
6 = IF loadline ! rot dup loadfile ! |
6 = IF loadline ! rot dup loadfile ! |
reposition-file IF drop true EXIT THEN |
reposition-file IF drop true EXIT THEN |
Line 117 decimal
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Line 136 decimal
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\ EXPECT SPAN 17may93jaw |
\ EXPECT SPAN 17may93jaw |
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variable span |
variable span ( -- a-addr ) \ core-ext |
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\ obsolescent |
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: expect ( c-addr +len -- ) |
: expect ( c-addr +len -- ) \ core-ext |
0 rot over |
\ obsolescent; use accept |
BEGIN key decode >r 2over = r> or UNTIL |
0 rot over |
2drop nip span ! ; |
BEGIN ( maxlen span c-addr pos1 ) |
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key decode ( maxlen span c-addr pos2 flag ) |
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>r 2over = r> or |
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UNTIL |
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type-rest drop |
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2drop nip span ! ; |
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