version 1.9, 1999/03/29 22:52:29
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version 1.10, 1999/05/22 20:03:53
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Line 65 Variable slowvoc 0 slowvoc !
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Line 65 Variable slowvoc 0 slowvoc !
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\G onto the top of the search order stack. |
\G onto the top of the search order stack. |
Create wordlist drop DOES> context ! ; |
Create wordlist drop DOES> context ! ; |
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: check-maxvp ( n -- ) |
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maxvp > -49 and throw ; |
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: push-order ( wid -- ) \ gforth |
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\g Push @var{wid} on the search order. |
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vp @ 1+ dup check-maxvp vp! context ! ; |
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: also ( -- ) \ search ext |
: also ( -- ) \ search ext |
\G Perform a @code{DUP} on the search order stack. Usually used prior |
\G Perform a @code{DUP} on the search order stack. Usually used prior |
\G to @code{Forth}, @code{definitions} etc. |
\G to @code{Forth}, @code{definitions} etc. |
context @ vp @ 1+ dup maxvp > abort" Vocstack full" |
context @ push-order ; |
vp! context ! ; |
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: previous ( -- ) \ search ext |
: previous ( -- ) \ search ext |
\G Perform a @code{DROP} on the search order stack, thereby removing the wid at the |
\G Perform a @code{DROP} on the search order stack, thereby removing the wid at the |
\G top of the (search order) stack from the search order. |
\G top of the (search order) stack from the search order. |
vp @ 1- dup 0= abort" Vocstack empty" vp! ; |
vp @ 1- dup 0= -50 and throw vp! ; |
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\ vocabulary find 14may93py |
\ vocabulary find 14may93py |
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Line 156 lookup ! \ our dictionary search order b
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Line 162 lookup ! \ our dictionary search order b
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vp @ 0 ?DO vp cell+ I cells + @ LOOP vp @ ; |
vp @ 0 ?DO vp cell+ I cells + @ LOOP vp @ ; |
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: set-order ( widn .. wid1 n -- ) \ thisone- search |
: set-order ( widn .. wid1 n -- ) \ thisone- search |
\G If @var{n}=0, empty the search order. |
\G If @var{n}=0, empty the search order. If @var{n}=-1, set the |
\G If @var{n}=-1, set the search order to the implementation-defined minimum search |
\G search order to the implementation-defined minimum search order |
\G order (for Gforth, this is the word list @code{Root}). Otherwise, replace the |
\G (for Gforth, this is the word list @code{Root}). Otherwise, |
\G existing search order with the @var{n} wid entries such that @var{wid1} represents the |
\G replace the existing search order with the @var{n} wid entries |
\G word list that will be searched first and @var{widn} represents the word list that |
\G such that @var{wid1} represents the word list that will be |
\G will be searched last. |
\G searched first and @var{widn} represents the word list that will |
dup -1 = IF drop Only exit THEN dup vp! |
\G be searched last. |
?dup IF 1- FOR vp cell+ I cells + ! NEXT THEN ; |
dup -1 = IF |
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drop only exit |
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THEN |
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dup check-maxvp |
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dup vp! |
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?dup IF 1- FOR vp cell+ I cells + ! NEXT THEN ; |
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: seal ( -- ) \ gforth |
: seal ( -- ) \ gforth |
\G Remove all word lists from the search order stack other than the word |
\G Remove all word lists from the search order stack other than the word |