| \ A powerful locals implementation |
\ A powerful locals implementation |
| |
|
| \ Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc. |
| |
|
| \ This file is part of Gforth. |
\ This file is part of Gforth. |
| |
|
| postpone laddr# @ lp-offset, ; |
postpone laddr# @ lp-offset, ; |
| |
|
| \ you may want to make comments in a locals definitions group: |
\ you may want to make comments in a locals definitions group: |
| ' \ alias \ ( -- ) \ core-ext,block-ext backslash |
' \ alias \ ( compilation 'ccc<newline>' -- ; run-time -- ) \ core-ext,block-ext backslash |
| \G Line comment: if @code{BLK} contains 0, parse and discard the remainder |
\G Comment till the end of the line if @code{BLK} contains 0 (i.e., |
| \G of the parse area. Otherwise, parse and discard all subsequent characters in the |
\G while not loading a block), parse and discard the remainder of the |
| \G parse area corresponding to the current line. |
\G parse area. Otherwise, parse and discard all subsequent characters |
| |
\G in the parse area corresponding to the current line. |
| immediate |
immediate |
| |
|
| ' ( alias ( ( compilation 'ccc<close-paren>' -- ; run-time -- ) \ core,file paren |
' ( alias ( ( compilation 'ccc<close-paren>' -- ; run-time -- ) \ core,file paren |
| \G Comment: parse and discard all subsequent characters in the parse |
\G Comment, usually till the next @code{)}: parse and discard all |
| \G area until "@code{)}" is encountered. During interactive input, an end-of-line |
\G subsequent characters in the parse area until ")" is |
| \G also acts as a comment terminator. For file input, it does not; if the |
\G encountered. During interactive input, an end-of-line also acts as |
| \G end-of-file is encountered whilst parsing for the "@code{)}" delimiter, Gforth |
\G a comment terminator. For file input, it does not; if the |
| \G will generate a warning. |
\G end-of-file is encountered whilst parsing for the ")" delimiter, |
| |
\G Gforth will generate a warning. |
| immediate |
immediate |
| |
|
| forth definitions |
forth definitions |
| \ the returned nfa denotes a word that produces what W: produces |
\ the returned nfa denotes a word that produces what W: produces |
| \ !! do the whole thing without nextname |
\ !! do the whole thing without nextname |
| drop nextname |
drop nextname |
| ['] W: >name ; |
['] W: >head-noprim ; |
| |
|
| previous |
previous |
| |
|
| ' drop A, \ rehash method |
' drop A, \ rehash method |
| ' drop A, |
' drop A, |
| |
|
| slowvoc @ |
new-locals-map mappedwordlist Constant new-locals-wl |
| slowvoc on |
|
| vocabulary new-locals |
\ slowvoc @ |
| slowvoc ! |
\ slowvoc on |
| new-locals-map ' new-locals >body wordlist-map A! \ !! use special access words |
\ vocabulary new-locals |
| |
\ slowvoc ! |
| |
\ new-locals-map ' new-locals >body wordlist-map A! \ !! use special access words |
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|
| variable old-dpp |
variable old-dpp |
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|
| dp old-dpp ! |
dp old-dpp ! |
| locals-dp dpp ! |
locals-dp dpp ! |
| lastxt get-current |
lastxt get-current |
| also new-locals |
get-order new-locals-wl swap 1+ set-order |
| also locals definitions locals-types |
also locals definitions locals-types |
| 0 TO locals-wordlist |
0 TO locals-wordlist |
| 0 postpone [ ; immediate |
0 postpone [ ; immediate |
