version 1.17, 2000/09/23 15:46:52
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version 1.18, 2000/11/12 18:34:39
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Line 97 CREATE DT 0 , 0 ,
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Line 97 CREATE DT 0 , 0 ,
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VARIABLE Body |
VARIABLE Body |
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: NestXT ( xt -- true | body false ) |
: nestXT-checkSpecial ( xt -- xt2 | cfa xt2 ) |
\ special deal for create does> words |
dup >does-code IF |
\ leaves body address on the stack |
\ if nest into a does> we must leave |
dup >does-code IF dup >body swap THEN |
\ the body address on stack as does> does... |
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dup >body swap EXIT |
DebugMode c-pass ! C-Output off |
THEN |
xt-see C-Output on |
dup ['] EXECUTE = IF |
c-pass @ DebugMode = dup |
\ xt to EXECUTE is next stack item... |
IF ." Cannot debug" cr |
drop EXIT |
THEN ; |
THEN |
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dup ['] PERFORM = IF |
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\ xt to EXECUTE is addressed by next stack item |
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drop @ EXIT |
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THEN |
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BEGIN |
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dup >code-address dodefer: = |
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WHILE |
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\ load xt of DEFERed word |
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cr ." nesting defered..." |
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>body @ |
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REPEAT ; |
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: nestXT ( xt -- true | body false ) |
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\G return true if we are not able to debug this, |
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\G body and false otherwise |
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nestXT-checkSpecial |
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\ scan code with xt-see |
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DebugMode c-pass ! C-Output off |
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xt-see C-Output on |
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c-pass @ DebugMode = dup |
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IF cr ." Cannot debug!!" |
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THEN ; |
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VARIABLE Nesting |
VARIABLE Nesting |
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Line 115 VARIABLE Unnest
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Line 137 VARIABLE Unnest
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: D-KEY ( -- flag ) |
: D-KEY ( -- flag ) |
BEGIN |
BEGIN |
Unnest @ IF 0 ELSE key THEN |
Unnest @ IF 0 ELSE key THEN |
CASE [char] n OF dbg-ip @ @ NestXT EXIT ENDOF |
CASE [char] n OF dbg-ip @ @ nestXT EXIT ENDOF |
[char] s OF Leave-D |
[char] s OF Leave-D |
-128 THROW ENDOF |
-128 THROW ENDOF |
[char] a OF Leave-D |
[char] a OF Leave-D |