Annotation of gforth/wf.fs, revision 1.14
1.1 pazsan 1: \ wiki forth
2:
3: require string.fs
4:
1.11 pazsan 5: : -scan ( addr u char -- addr' u' )
6: >r BEGIN dup WHILE 1- 2dup + c@ r@ = UNTIL THEN
7: rdrop ;
8: : -$split ( addr u char -- addr1 u1 addr2 u2 )
9: >r 2dup r@ -scan 2dup + c@ r> = negate over + >r
10: 2swap r> /string ;
11:
1.1 pazsan 12: \ tag handling
13:
14: : .' '' parse postpone SLiteral postpone type ; immediate
1.3 pazsan 15: : s' '' parse postpone SLiteral ; immediate
1.1 pazsan 16:
1.3 pazsan 17: Variable tag-option
18: s" " tag-option $!
19:
20: : tag ( addr u -- ) '< emit type tag-option $@ type '> emit
21: s" " tag-option $! ;
1.1 pazsan 22: : /tag ( addr u -- ) '< emit '/ emit type '> emit ;
1.2 pazsan 23: : tagged ( addr1 u1 addr2 u2 -- ) 2dup 2>r tag type 2r> /tag ;
1.1 pazsan 24:
1.3 pazsan 25: : opt ( addr u opt u -- ) s" " tag-option $+!
26: tag-option $+! s' ="' tag-option $+! tag-option $+!
27: s' "' tag-option $+! ;
28: : href= ( addr u -- ) s" href" opt ;
1.10 pazsan 29: : name= ( addr u -- ) s" name" opt ;
1.3 pazsan 30: : src= ( addr u -- ) s" src" opt ;
1.4 pazsan 31: : alt= ( addr u -- ) s" alt" opt ;
1.7 pazsan 32: : width= ( addr u -- ) s" width" opt ;
33: : height= ( addr u -- ) s" height" opt ;
1.3 pazsan 34: : align= ( addr u -- ) s" align" opt ;
35: : mailto: ( addr u -- ) s' href="mailto:' tag-option $+!
36: tag-option $+! s' "' tag-option $+! ;
37:
1.1 pazsan 38: \ environment handling
39:
1.11 pazsan 40: Variable end-sec
1.1 pazsan 41: Variable oldenv
1.10 pazsan 42: Variable envs 30 0 [DO] 0 , [LOOP]
1.1 pazsan 43:
44: : env$ ( -- addr ) envs dup @ 1+ cells + ;
45: : env ( addr u -- ) env$ $! ;
46: : env? ( -- ) envs @ oldenv @
47: 2dup > IF env$ $@ tag THEN
48: 2dup < IF env$ cell+ $@ /tag env$ cell+ $off THEN
49: drop oldenv ! ;
50: : +env 1 envs +! ;
1.11 pazsan 51: : -env end-sec @ envs @ 2 > or IF -1 envs +! env? THEN ;
1.1 pazsan 52: : -envs envs @ 0 ?DO -env cr LOOP ;
1.2 pazsan 53: : >env ( addr u -- ) +env env env? ;
1.1 pazsan 54:
1.6 pazsan 55: \ alignment
56:
1.12 pazsan 57: Variable table-format
58: Variable table#
59: Variable table-start
60:
1.6 pazsan 61: : >align ( c -- )
62: CASE
1.13 pazsan 63: 'l OF s" left" align= ENDOF
64: 'r OF s" right" align= ENDOF
65: 'c OF s" center" align= ENDOF
66: '< OF s" left" align= ENDOF
67: '> OF s" right" align= ENDOF
68: '= OF s" center" align= ENDOF
69: '~ OF s" absmiddle" align= ENDOF
70: ENDCASE ;
71:
72: : >talign ( c -- )
73: CASE
1.6 pazsan 74: 'l OF s" left" align= ENDOF
75: 'r OF s" right" align= ENDOF
76: 'c OF s" center" align= ENDOF
77: '< OF s" left" align= ENDOF
78: '> OF s" right" align= ENDOF
1.11 pazsan 79: '= OF s" center" align= ENDOF
1.12 pazsan 80: digit? IF 0 <# #S #> s" rowspan" opt
81: table# @ 1+ table-start ! THEN 0
1.6 pazsan 82: ENDCASE ;
83:
1.10 pazsan 84: : >border ( c -- )
85: case
86: '- of s" 0" s" border" opt endof
87: '+ of s" 1" s" border" opt endof
88: endcase ;
89:
1.7 pazsan 90: \ image handling
91:
92: Create imgbuf $20 allot
93:
94: Create pngsig $89 c, $50 c, $4E c, $47 c, $0D c, $0A c, $1A c, $0A c,
95: Create jfif $FF c, $D8 c, $FF c, $E0 c, $00 c, $10 c, $4A c, $46 c,
96: $49 c, $46 c,
97:
98: : b@ ( addr -- x ) 0 swap 4 bounds ?DO 8 lshift I c@ + LOOP ;
99: : bw@ ( addr -- x ) 0 swap 2 bounds ?DO 8 lshift I c@ + LOOP ;
100:
101: : gif? ( -- flag )
102: s" GIF89a" imgbuf over compare 0=
103: s" GIF87a" imgbuf over compare 0= or ;
104: : gif-size ( -- w h )
1.10 pazsan 105: imgbuf 8 + c@ imgbuf 9 + c@ 8 lshift +
106: imgbuf 6 + c@ imgbuf 7 + c@ 8 lshift + ;
1.7 pazsan 107:
108: : png? ( -- flag )
109: pngsig 8 imgbuf over compare 0= ;
110: : png-size ( -- w h )
1.10 pazsan 111: imgbuf $14 + b@ imgbuf $10 + b@ ;
1.7 pazsan 112:
113: : jpg? ( -- flag )
114: jfif 10 imgbuf over compare 0= ;
115: : jpg-size ( fd -- w h ) >r
116: 2. BEGIN
117: 2dup r@ reposition-file throw
118: imgbuf $10 r@ read-file throw 0<>
1.8 pazsan 119: imgbuf bw@ $FFC0 $FFD0 within 0= and WHILE
1.7 pazsan 120: imgbuf 2 + bw@ 2 + 0 d+ REPEAT
121: 2drop imgbuf 5 + bw@ imgbuf 7 + bw@ rdrop ;
122:
123: : img-size ( fd -- w h ) >r
124: gif? IF gif-size rdrop EXIT THEN
125: jpg? IF r> jpg-size EXIT THEN
126: png? IF png-size rdrop EXIT THEN
127: 0 0 ;
128:
129: : .img-size ( addr u -- )
1.10 pazsan 130: r/o open-file IF drop EXIT THEN >r
1.7 pazsan 131: imgbuf $20 r@ read-file throw drop
132: r@ img-size
133: r> close-file throw
134: ?dup IF 0 <# #S #> width= THEN
135: ?dup IF 0 <# #S #> height= THEN ;
136:
1.1 pazsan 137: \ link creation
138:
139: Variable link
1.10 pazsan 140: Variable link-sig
1.1 pazsan 141: Variable link-suffix
1.3 pazsan 142: Variable iconpath
1.1 pazsan 143:
1.2 pazsan 144: Variable do-size
1.9 pazsan 145: Variable do-icon
1.2 pazsan 146:
1.8 pazsan 147: Defer parse-line
148:
1.11 pazsan 149: : .img ( addr u -- ) dup >r '| -$split dup r> = IF 2swap THEN
150: dup IF 2swap alt= ELSE 2drop THEN
151: tag-option $@len >r over c@ >align tag-option $@len r> = 1+ /string
152: tag-option $@len >r over c@ >border tag-option $@len r> = 1+ /string
153: 2dup .img-size src= s" img" tag ;
154: : >img ( -- ) '{ parse type '} parse .img ;
155:
1.7 pazsan 156: : alt-suffix ( -- )
157: link-suffix $@len 2 - link-suffix $!len
158: s" [" link-suffix 0 $ins
159: s" ]" link-suffix $+!
160: link-suffix $@ alt= ;
161:
1.6 pazsan 162: : get-icon ( addr u -- ) iconpath @ IF 2drop EXIT THEN
163: link-suffix $! s" .*" link-suffix $+!
1.1 pazsan 164: s" icons" open-dir throw >r
165: BEGIN
166: pad $100 r@ read-dir throw WHILE
167: pad swap 2dup link-suffix $@ filename-match
1.3 pazsan 168: IF s" icons/" iconpath $! iconpath $+!
1.10 pazsan 169: iconpath $@ 2dup .img-size src= '- >border
1.7 pazsan 170: alt-suffix s" img" tag true
1.1 pazsan 171: ELSE 2drop false THEN
1.6 pazsan 172: UNTIL ELSE drop THEN
1.1 pazsan 173: r> close-dir throw ;
174:
1.9 pazsan 175: : link-icon? ( -- ) do-icon @ 0= ?EXIT
176: iconpath @ IF iconpath $off THEN
177: link $@ + 1- c@ '/ = IF s" index.html" ELSE link $@ THEN
1.8 pazsan 178: BEGIN '. $split 2swap 2drop dup WHILE
179: 2dup get-icon REPEAT 2drop ;
1.6 pazsan 180:
1.2 pazsan 181: : link-size? ( -- ) do-size @ 0= ?EXIT
1.1 pazsan 182: link $@ r/o open-file IF drop EXIT THEN >r
183: r@ file-size throw $400 um/mod nip ." (" 0 u.r ." k)"
184: r> close-file throw ;
185:
1.10 pazsan 186: : link-sig? ( -- )
187: link $@ link-sig $! s" .sig" link-sig $+!
188: link-sig $@ r/o open-file IF drop EXIT THEN
189: close-file throw
190: ." (" link-sig $@ href= s" a" tag
1.11 pazsan 191: s" |-icons/sig.gif" .img ." sig" s" /a" tag ." )" ;
1.10 pazsan 192:
1.2 pazsan 193: : link-options ( addr u -- addr' u' )
1.9 pazsan 194: do-size off do-icon on
195: over c@ '% = over 0> and IF do-size on 1 /string THEN
196: over c@ '\ = over 0> and IF do-icon off 1 /string THEN ;
1.2 pazsan 197:
1.8 pazsan 198: : parse-string ( addr u -- )
199: evaluate-input cell new-tib #tib ! tib !
200: ['] parse-line catch pop-file throw ;
201:
1.11 pazsan 202: : .link ( addr u -- ) dup >r '| -$split dup r> = IF 2swap THEN
1.2 pazsan 203: link-options link $!
1.1 pazsan 204: link $@len 0= IF 2dup link $! s" .html" link $+! THEN
1.10 pazsan 205: link $@ href= s" a" tag link-icon?
206: parse-string s" a" /tag link-size? link-sig? ;
1.9 pazsan 207: : >link ( -- ) '[ parse type '] parse .link ;
1.1 pazsan 208:
209: \ line handling
210:
1.4 pazsan 211: : char? ( -- c ) >in @ char swap >in ! ;
1.1 pazsan 212: : parse-tag ( addr u char -- )
213: >r r@ parse type
1.2 pazsan 214: r> parse 2swap tagged ;
1.1 pazsan 215:
1.6 pazsan 216: : .text ( -- ) >in @ >r char drop
1.9 pazsan 217: source r@ /string >in @ r> - nip
218: bounds ?DO I c@
219: case
220: '& of ." &" endof
221: '< of ." <" endof
222: dup emit
223: endcase
224: LOOP ;
1.6 pazsan 225:
226: Create do-words $100 0 [DO] ' .text , [LOOP]
227:
1.9 pazsan 228: :noname '( emit 1 >in +! ; '( cells do-words + !
229:
1.6 pazsan 230: : bind-char ( xt -- ) char cells do-words + ! ;
231:
232: : char>tag ( -- ) char >r
233: :noname bl sword postpone SLiteral r@ postpone Literal
234: postpone parse-tag postpone ; r> cells do-words + ! ;
1.1 pazsan 235:
1.12 pazsan 236: : >tag '\ parse type '\ parse tag ;
237:
1.6 pazsan 238: char>tag * b
239: char>tag _ em
240: char>tag # code
241:
1.9 pazsan 242: ' >link bind-char [
243: ' >img bind-char {
1.12 pazsan 244: ' >tag bind-char \
1.6 pazsan 245:
246: : do-word ( char -- ) cells do-words + perform ;
1.4 pazsan 247:
1.9 pazsan 248: : word? ( -- addr u ) >in @ >r bl sword r> >in ! ;
249:
250: wordlist Constant autoreplacements
251:
1.8 pazsan 252: :noname ( -- )
1.9 pazsan 253: BEGIN char? do-word source nip >in @ = UNTIL ; is parse-line
254:
255: : parse-line+ ( -- )
256: BEGIN
257: word? autoreplacements search-wordlist
258: IF execute bl sword 2drop
259: source >in @ 1- /string drop c@ bl = >in +!
260: ELSE char? do-word THEN
261: source nip >in @ = UNTIL ;
1.4 pazsan 262:
263: : parse-to ( char -- ) >r
264: BEGIN char? dup r@ <> WHILE
265: do-word source nip >in @ = UNTIL ELSE drop THEN
266: r> parse type ;
1.1 pazsan 267:
1.9 pazsan 268: \ autoreplace
269:
270: : autoreplace ( <[string|url]> -- )
271: get-current autoreplacements set-current
272: Create set-current
273: here 0 , '[ parse 2drop '] parse rot $!
274: DOES> $@ .link ;
275:
1.1 pazsan 276: \ paragraph handling
277:
278: : parse-par ( -- )
1.9 pazsan 279: BEGIN parse-line+ cr refill WHILE
1.1 pazsan 280: source nip 0= UNTIL THEN ;
281:
282: : par ( addr u -- ) env? 2dup tag parse-par /tag cr cr ;
1.9 pazsan 283: : line ( addr u -- ) env? 2dup tag parse-line+ /tag cr cr ;
1.1 pazsan 284:
1.10 pazsan 285: \ scan strings
286:
287: : get-rest ( addr -- ) 0 parse -trailing rot $! ;
288: Create $lf 1 c, #lf c,
289: : get-par ( addr -- ) >r s" " r@ $+!
290: BEGIN 0 parse 2dup s" ." compare WHILE
291: r@ $@len IF $lf count r@ $+! THEN r@ $+!
292: refill 0= UNTIL ELSE 2drop THEN
293: rdrop ;
294:
295: \ toc handling
296:
297: Variable toc-link
298:
299: : >last ( addr link -- link' )
300: BEGIN dup @ WHILE @ REPEAT ! 0 ;
301:
1.14 ! pazsan 302: Variable create-navs
! 303: Variable nav$
! 304: Variable nav-name
! 305: Variable nav-file
! 306: Create nav-buf 0 c,
! 307: : nav+ ( char -- ) nav-buf c! nav-buf 1 nav-file $+! ;
! 308:
! 309: : >nav ( addr u -- addr' u' )
! 310: nav-name $! create-navs @ 0=
! 311: IF s" navigate/nav.scm" r/w create-file throw create-navs ! THEN
! 312: s' (script-fu-nav-file "' nav$ $! nav-name $@ nav$ $+!
! 313: s' " "./navigate/' nav$ $+! s" " nav-file $!
! 314: nav-name $@ bounds ?DO
! 315: I c@ dup 'A 'Z 1+ within IF bl + nav+
! 316: ELSE dup 'a 'z 1+ within IF nav+
! 317: ELSE dup '0 '9 1+ within IF nav+
! 318: ELSE dup bl = swap '- = or IF '- nav+
! 319: THEN THEN THEN THEN
! 320: LOOP
! 321: nav-file $@ nav$ $+! s' .jpg")' nav$ $+!
! 322: nav$ $@ create-navs @ write-line throw
! 323: s" [" nav$ $! nav-name $@ nav$ $+!
! 324: s" |-navigate/" nav$ $+! nav-file $@ nav$ $+! s" .jpg" nav$ $+!
! 325: nav$ $@ ;
! 326:
! 327: : toc, ( n -- ) , '| parse >nav here 0 , $! 0 parse here 0 , $! ;
1.10 pazsan 328: : up-toc align here toc-link >last , 0 toc, ;
329: : top-toc align here toc-link >last , 1 toc, ;
330: : this-toc align here toc-link >last , 2 toc, ;
331: : sub-toc align here toc-link >last , 3 toc, ;
1.12 pazsan 332: : new-toc toc-link off ;
1.10 pazsan 333:
334: Variable toc-name
335:
336: : .toc-entry ( toc flag -- )
337: swap cell+ dup @ swap cell+ dup cell+ $@ 2dup href= s" a" tag
1.11 pazsan 338: '# scan 1 /string toc-name $@ compare >r
1.10 pazsan 339: $@ .img swap
340: IF
341: case
1.11 pazsan 342: 2 of s" ^]|-icons/arrow_up.jpg" .img endof
1.10 pazsan 343: 3 of
1.11 pazsan 344: r@ 0= IF s" *]|-icons/circle.jpg"
345: ELSE s" v]|-icons/arrow_down.jpg" THEN .img endof
1.10 pazsan 346: endcase
347: ELSE
348: case
1.11 pazsan 349: 0 of s" ^]|-icons/arrow_up.jpg" .img endof
350: 1 of s" >]|-icons/arrow_right.jpg" .img endof
351: 2 of s" *]|-icons/circle.jpg" .img endof
352: 3 of s" v]|-icons/arrow_down.jpg" .img endof
1.10 pazsan 353: endcase
354: THEN
355: s" a" /tag rdrop
356: ;
357: : print-toc ( -- ) cr 0 parse
358: dup 0= IF toc-name $! 0 ELSE
359: toc-name $! toc-name $@ name= s" " s" a" tagged 2
360: THEN >r
361: toc-link BEGIN @ dup WHILE
1.11 pazsan 362: dup cell+ @ 3 = r@ 0= and IF rdrop 1 >r s" br" tag cr THEN
1.10 pazsan 363: dup cell+ @ r@ >= IF dup r@ 2 = .toc-entry THEN
1.11 pazsan 364: dup cell+ @ 2 = r@ 2 = and IF s" br" tag cr THEN
1.10 pazsan 365: REPEAT drop rdrop cr ;
366:
1.1 pazsan 367: \ handle global tags
368:
1.8 pazsan 369: Variable indentlevel
1.10 pazsan 370: : indent ( n -- ) indentlevel @ over indentlevel !
371: 2dup < IF swap DO -env -env LOOP EXIT THEN
372: 2dup > IF DO s" dl" >env s" dt" >env LOOP EXIT THEN
373: 2dup = IF drop IF -env s" dt" >env THEN THEN ;
1.11 pazsan 374: : +indent ( -- ) indentlevel @ IF -env s" dd" >env THEN ;
1.8 pazsan 375:
1.1 pazsan 376: wordlist constant longtags
377:
378: longtags set-current
379:
1.10 pazsan 380: : --- 0 indent cr s" hr" tag cr +indent ;
1.8 pazsan 381: : * 1 indent s" h1" line +indent ;
382: : ** 1 indent s" h2" line +indent ;
383: : *** 2 indent s" h3" line +indent ;
1.10 pazsan 384: : -- 0 indent cr print-toc ;
1.12 pazsan 385: : && 0 parse name= s" " s" a" tagged ;
1.1 pazsan 386: : - s" ul" env s" li" par ;
387: : + s" ol" env s" li" par ;
388: : << +env ;
1.3 pazsan 389: : <* s" center" >env ;
1.10 pazsan 390: : <red s" #ff0000" s" color" opt s" font" >env ;
391: : red> -env ;
1.1 pazsan 392: : >> -env ;
1.3 pazsan 393: : *> -env ;
1.9 pazsan 394: : :: interpret ;
1.11 pazsan 395: : . end-sec on 0 indent ;
1.9 pazsan 396: : :code s" pre" >env
397: BEGIN source >in @ /string type cr refill WHILE
398: source s" :endcode" compare 0= UNTIL THEN
399: -env ;
1.1 pazsan 400: : \ postpone \ ;
401:
402: definitions
1.3 pazsan 403:
404: \ Table
405:
1.13 pazsan 406: : |tag table-format $@ table# @ /string drop c@ >talign
1.6 pazsan 407: >env 1 table# +! ;
1.12 pazsan 408: : |d table# @ table-start @ > IF -env THEN s" td" |tag ;
409: : |h table# @ table-start @ > IF -env THEN s" th" |tag ;
410: : |line s" tr" >env table-start @ table# ! ;
1.3 pazsan 411: : line| -env -env cr ;
412:
1.5 pazsan 413: : next-char ( -- char ) source drop >in @ + c@ ;
414:
1.3 pazsan 415: longtags set-current
416:
1.12 pazsan 417: : <| bl sword table-format $! table-start off bl sword
418: dup IF s" border" opt ELSE 2drop THEN s" table" >env ;
419: : |> -env -env cr cr ;
1.3 pazsan 420: : +| |line
421: BEGIN
1.5 pazsan 422: |h '| parse-to next-char '+ = UNTIL line| ;
1.3 pazsan 423: : -| |line
424: BEGIN
1.5 pazsan 425: |d '| parse-to next-char '- = UNTIL line| ;
1.3 pazsan 426:
427: definitions
1.1 pazsan 428:
429: \ parse a section
430:
1.8 pazsan 431: : section-line ( -- ) >in off
1.9 pazsan 432: bl sword longtags search-wordlist
433: IF execute
1.8 pazsan 434: ELSE source nip IF >in off s" p" par THEN THEN ;
1.1 pazsan 435: : refill-loop ( -- ) end-sec off
1.8 pazsan 436: BEGIN refill WHILE
437: section-line end-sec @ UNTIL THEN ;
1.1 pazsan 438: : parse-section ( -- )
1.9 pazsan 439: refill-loop ;
1.1 pazsan 440:
441: \ HTML head
442:
443: : .title ( addr u -- )
444: .' <!doctype html public "-//w3c//dtd html 4.0 transitional//en">' cr
1.2 pazsan 445: s" html" >env s" head" >env
1.1 pazsan 446: .' <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">' cr
1.2 pazsan 447: s" title" tagged cr
1.1 pazsan 448: -env ;
449:
450: \ HTML trailer
451:
452: Variable mail
453: Variable mail-name
1.12 pazsan 454: Variable orig-date
1.1 pazsan 455:
456: : .trailer
1.2 pazsan 457: s" address" >env s" center" >env
1.12 pazsan 458: orig-date @ IF ." Created " orig-date $@ type ." . " THEN
1.2 pazsan 459: ." Last modified: " time&date rot 0 u.r swap 1-
1.1 pazsan 460: s" janfebmaraprmayjunjulaugsepoctnovdec" rot 3 * /string 3 min type
1.3 pazsan 461: 0 u.r ." by "
1.10 pazsan 462: s" Mail|icons/mail.gif" .img mail $@ mailto: mail-name $@ s" a" tagged
1.1 pazsan 463: -envs ;
464:
465: \ top word
466:
1.6 pazsan 467: : parse" ( -- addr u ) '" parse 2drop '" parse ;
468:
1.12 pazsan 469: : maintainer ( -- )
1.6 pazsan 470: bl sword mail $! parse" mail-name $! ;
1.12 pazsan 471: : created ( -- )
472: bl sword orig-date $! ;
1.6 pazsan 473:
474: Variable style$
475: : style> style$ @ 0= IF s" " style$ $! THEN style$ $@ tag-option $! ;
476: : >style tag-option $@ style$ $! s" " tag-option $! ;
477:
478: : style style> opt >style ;
479: : background ( -- ) parse" s" background" style ;
480: : text ( -- ) parse" s" text" style ;
481: warnings @ warnings off
482: : link ( -- ) parse" s" link" style ;
483: warnings !
484: : vlink ( -- ) parse" s" vlink" style ;
485: : marginheight ( -- ) parse" s" marginheight" style ;
1.1 pazsan 486:
487: : wf ( -- )
488: outfile-id >r
489: bl sword r/w create-file throw to outfile-id
1.6 pazsan 490: parse" .title
491: +env style> s" body" env env?
1.1 pazsan 492: ['] parse-section catch .trailer
493: outfile-id close-file throw
494: r> to outfile-id
495: dup 0< IF throw ELSE drop THEN ;
496:
1.8 pazsan 497: : eval-par ( addr u -- )
498: s" wf-temp.wf" r/w create-file throw >r
499: r@ write-file r> close-file throw
500: push-file s" wf-temp.wf" r/o open-file throw loadfile !
501: parse-par parse-section
502: loadfile @ close-file swap 2dup or
503: pop-file drop throw throw
504: s" wf-temp.wf" delete-file throw ;
505:
1.2 pazsan 506: \ simple text data base
507:
508: Variable last-entry
509: Variable field#
510:
511: : table: ( xt n -- ) Create , , 1 field# !
512: DOES> 2@ >in @ >r longtags set-current
513: Create definitions swap , r> >in !
514: here last-entry !
515: dup 0 DO 0 , LOOP
516: 1 DO s" " last-entry @ I cells + $! LOOP
517: last-entry @ get-rest
518: DOES> dup cell+ swap perform ;
519:
520: : field: Create field# @ , 1 field# +!
521: DOES> @ cells last-entry @ + get-rest ;
1.8 pazsan 522: : par: Create field# @ , 1 field# +!
523: DOES> @ cells last-entry @ + get-par ;
1.3 pazsan 524:
525: : >field ' >body @ cells postpone Literal postpone + ; immediate
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