version 1.9, 1996/01/07 17:22:17
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version 1.12, 1996/08/21 14:58:45
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Line 32 INCLUDE look.fs
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Line 32 INCLUDE look.fs
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\ it in many respects - anton |
\ it in many respects - anton |
: alias? ( nfa1 -- nfa2|0 ) |
: alias? ( nfa1 -- nfa2|0 ) |
\ if nfa1 is an alias, nfa2 is the name of the original word |
\ if nfa1 is an alias, nfa2 is the name of the original word |
cell+ dup c@ $80 and 0= |
dup cell+ c@ alias-mask and 0= |
IF |
IF ( nfa1 ) |
(name>) @ >name ( use look instead? ) |
((name>)) @ >name ( use look instead? ) |
ELSE |
ELSE |
drop 0 |
drop 0 |
THEN ; |
THEN ; |
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: var? ( nfa -- flag ) |
: var? ( nfa -- flag ) |
cell+ (name>) >code-address dovar: = ; |
((name>)) >code-address dovar: = ; |
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: con? ( nfa -- flag ) |
: con? ( nfa -- flag ) |
cell+ (name>) >code-address docon: = ; |
((name>)) >code-address docon: = ; |
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: user? ( nfa -- flag ) |
: user? ( nfa -- flag ) |
cell+ (name>) >code-address douser: = ; |
((name>)) >code-address douser: = ; |
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: does? ( nfa -- flag ) |
: does? ( nfa -- flag ) |
\ !! does not work on all installations |
\ !! does not work on all installations |
cell+ (name>) |
((name>)) |
>code-address ['] bits >code-address = ; |
>code-address ['] spaces >code-address = ; |
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: defered? ( nfa -- flag ) |
: defered? ( nfa -- flag ) |
cell+ (name>) >code-address dodefer: = ; |
((name>)) >code-address dodefer: = ; |
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: colon? ( nfa -- flag ) |
: colon? ( nfa -- flag ) |
cell+ (name>) >code-address docol: = ; |
((name>)) >code-address docol: = ; |
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\ the above words could be factored with create-does>, but this would |
\ the above words could be factored with create-does>, but this would |
\ probably make this file incompatible with cross. |
\ probably make this file incompatible with cross. |
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\ VALUE VCheck |
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\ : value? ( nfa -- flag ) |
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\ dup does? |
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\ IF here @ ['] VCheck cell+ @ = |
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\ dup IF swap (name>) >body @ here ! ELSE nip THEN |
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\ ELSE drop false THEN ; |
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: prim? ( nfa -- flag ) |
: prim? ( nfa -- flag ) |
name> |
name>int |
forthstart u< ; |
forthstart u< ; |
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\ None nestable IDs: |
\ None nestable IDs: |