d7482997 |
1 | /* |
2 | * text backend for Halibut |
3 | */ |
4 | |
5 | #include <stdio.h> |
6 | #include <stdlib.h> |
7 | #include <assert.h> |
8 | #include "halibut.h" |
9 | |
10 | typedef enum { LEFT, LEFTPLUS, CENTRE } alignment; |
11 | typedef struct { |
12 | alignment align; |
13 | int just_numbers; |
14 | wchar_t underline; |
63223c78 |
15 | wchar_t *number_suffix; |
d7482997 |
16 | } alignstruct; |
17 | |
18 | typedef struct { |
19 | int indent, indent_code; |
20 | int listindentbefore, listindentafter; |
21 | int width; |
22 | alignstruct atitle, achapter, *asect; |
23 | int nasect; |
24 | int include_version_id; |
25 | int indent_preambles; |
26 | word bullet; |
27 | } textconfig; |
28 | |
29 | static int text_convert(wchar_t *, char **); |
30 | |
31 | static void text_heading(FILE *, word *, word *, word *, alignstruct, int,int); |
32 | static void text_rule(FILE *, int, int); |
33 | static void text_para(FILE *, word *, char *, word *, int, int, int); |
34 | static void text_codepara(FILE *, word *, int, int); |
35 | static void text_versionid(FILE *, word *); |
36 | |
37 | static alignment utoalign(wchar_t *p) { |
38 | if (!ustricmp(p, L"centre") || !ustricmp(p, L"center")) |
39 | return CENTRE; |
40 | if (!ustricmp(p, L"leftplus")) |
41 | return LEFTPLUS; |
42 | return LEFT; |
43 | } |
44 | |
45 | static textconfig text_configure(paragraph *source) { |
46 | textconfig ret; |
47 | |
48 | /* |
49 | * Non-negotiables. |
50 | */ |
51 | ret.bullet.next = NULL; |
52 | ret.bullet.alt = NULL; |
53 | ret.bullet.type = word_Normal; |
54 | ret.atitle.just_numbers = FALSE; /* ignored */ |
55 | |
56 | /* |
57 | * Defaults. |
58 | */ |
59 | ret.indent = 7; |
60 | ret.indent_code = 2; |
61 | ret.listindentbefore = 1; |
62 | ret.listindentafter = 3; |
63 | ret.width = 68; |
64 | ret.atitle.align = CENTRE; |
65 | ret.atitle.underline = L'='; |
66 | ret.achapter.align = LEFT; |
67 | ret.achapter.just_numbers = FALSE; |
63223c78 |
68 | ret.achapter.number_suffix = ustrdup(L": "); |
d7482997 |
69 | ret.achapter.underline = L'-'; |
70 | ret.nasect = 1; |
71 | ret.asect = mknewa(alignstruct, ret.nasect); |
72 | ret.asect[0].align = LEFTPLUS; |
73 | ret.asect[0].just_numbers = TRUE; |
63223c78 |
74 | ret.asect[0].number_suffix = ustrdup(L" "); |
d7482997 |
75 | ret.asect[0].underline = L'\0'; |
76 | ret.include_version_id = TRUE; |
77 | ret.indent_preambles = FALSE; |
78 | ret.bullet.text = ustrdup(L"-"); |
79 | |
80 | for (; source; source = source->next) { |
81 | if (source->type == para_Config) { |
82 | if (!ustricmp(source->keyword, L"text-indent")) { |
83 | ret.indent = utoi(uadv(source->keyword)); |
84 | } else if (!ustricmp(source->keyword, L"text-indent-code")) { |
85 | ret.indent_code = utoi(uadv(source->keyword)); |
86 | } else if (!ustricmp(source->keyword, L"text-width")) { |
87 | ret.width = utoi(uadv(source->keyword)); |
88 | } else if (!ustricmp(source->keyword, L"text-list-indent")) { |
89 | ret.listindentbefore = utoi(uadv(source->keyword)); |
90 | } else if (!ustricmp(source->keyword, L"text-listitem-indent")) { |
91 | ret.listindentafter = utoi(uadv(source->keyword)); |
92 | } else if (!ustricmp(source->keyword, L"text-chapter-align")) { |
93 | ret.achapter.align = utoalign(uadv(source->keyword)); |
94 | } else if (!ustricmp(source->keyword, L"text-chapter-underline")) { |
95 | ret.achapter.underline = *uadv(source->keyword); |
96 | } else if (!ustricmp(source->keyword, L"text-chapter-numeric")) { |
c83c6495 |
97 | ret.achapter.just_numbers = utob(uadv(source->keyword)); |
63223c78 |
98 | } else if (!ustricmp(source->keyword, L"text-chapter-suffix")) { |
a0f2c111 |
99 | ret.achapter.number_suffix = ustrdup(uadv(source->keyword)); |
d7482997 |
100 | } else if (!ustricmp(source->keyword, L"text-section-align")) { |
101 | wchar_t *p = uadv(source->keyword); |
102 | int n = 0; |
103 | if (uisdigit(*p)) { |
104 | n = utoi(p); |
105 | p = uadv(p); |
106 | } |
107 | if (n >= ret.nasect) { |
108 | int i; |
109 | ret.asect = resize(ret.asect, n+1); |
110 | for (i = ret.nasect; i <= n; i++) |
111 | ret.asect[i] = ret.asect[ret.nasect-1]; |
112 | ret.nasect = n+1; |
113 | } |
114 | ret.asect[n].align = utoalign(p); |
115 | } else if (!ustricmp(source->keyword, L"text-section-underline")) { |
116 | wchar_t *p = uadv(source->keyword); |
117 | int n = 0; |
118 | if (uisdigit(*p)) { |
119 | n = utoi(p); |
120 | p = uadv(p); |
121 | } |
122 | if (n >= ret.nasect) { |
123 | int i; |
124 | ret.asect = resize(ret.asect, n+1); |
125 | for (i = ret.nasect; i <= n; i++) |
126 | ret.asect[i] = ret.asect[ret.nasect-1]; |
127 | ret.nasect = n+1; |
128 | } |
129 | ret.asect[n].underline = *p; |
130 | } else if (!ustricmp(source->keyword, L"text-section-numeric")) { |
131 | wchar_t *p = uadv(source->keyword); |
132 | int n = 0; |
133 | if (uisdigit(*p)) { |
134 | n = utoi(p); |
135 | p = uadv(p); |
136 | } |
137 | if (n >= ret.nasect) { |
138 | int i; |
139 | ret.asect = resize(ret.asect, n+1); |
140 | for (i = ret.nasect; i <= n; i++) |
141 | ret.asect[i] = ret.asect[ret.nasect-1]; |
142 | ret.nasect = n+1; |
143 | } |
144 | ret.asect[n].just_numbers = utob(p); |
63223c78 |
145 | } else if (!ustricmp(source->keyword, L"text-section-suffix")) { |
146 | wchar_t *p = uadv(source->keyword); |
147 | int n = 0; |
148 | if (uisdigit(*p)) { |
149 | n = utoi(p); |
150 | p = uadv(p); |
151 | } |
152 | if (n >= ret.nasect) { |
153 | int i; |
154 | ret.asect = resize(ret.asect, n+1); |
155 | for (i = ret.nasect; i <= n; i++) |
156 | ret.asect[i] = ret.asect[ret.nasect-1]; |
157 | ret.nasect = n+1; |
158 | } |
a0f2c111 |
159 | ret.asect[n].number_suffix = ustrdup(p); |
d7482997 |
160 | } else if (!ustricmp(source->keyword, L"text-title-align")) { |
161 | ret.atitle.align = utoalign(uadv(source->keyword)); |
162 | } else if (!ustricmp(source->keyword, L"text-title-underline")) { |
163 | ret.atitle.underline = *uadv(source->keyword); |
164 | } else if (!ustricmp(source->keyword, L"text-versionid")) { |
165 | ret.include_version_id = utob(uadv(source->keyword)); |
166 | } else if (!ustricmp(source->keyword, L"text-indent-preamble")) { |
167 | ret.indent_preambles = utob(uadv(source->keyword)); |
168 | } else if (!ustricmp(source->keyword, L"text-bullet")) { |
169 | ret.bullet.text = uadv(source->keyword); |
170 | } |
171 | } |
172 | } |
173 | |
174 | return ret; |
175 | } |
176 | |
177 | void text_backend(paragraph *sourceform, keywordlist *keywords, |
178 | indexdata *idx) { |
179 | paragraph *p; |
180 | textconfig conf; |
181 | word *prefix, *body, *wp; |
182 | word spaceword; |
183 | FILE *fp; |
184 | char *prefixextra; |
7136a6c7 |
185 | int nesting, nestindent; |
d7482997 |
186 | int indentb, indenta; |
187 | |
188 | IGNORE(keywords); /* we don't happen to need this */ |
189 | IGNORE(idx); /* or this */ |
190 | |
191 | conf = text_configure(sourceform); |
192 | |
193 | /* |
194 | * Determine the output file name, and open the output file |
195 | * |
196 | * FIXME: want configurable output file names here. For the |
197 | * moment, we'll just call it `output.txt'. |
198 | */ |
199 | fp = fopen("output.txt", "w"); |
200 | if (!fp) { |
201 | error(err_cantopenw, "output.txt"); |
202 | return; |
203 | } |
204 | |
205 | /* Do the title */ |
206 | for (p = sourceform; p; p = p->next) |
207 | if (p->type == para_Title) |
208 | text_heading(fp, NULL, NULL, p->words, |
209 | conf.atitle, conf.indent, conf.width); |
210 | |
211 | /* Do the preamble and copyright */ |
212 | for (p = sourceform; p; p = p->next) |
213 | if (p->type == para_Preamble) |
214 | text_para(fp, NULL, NULL, p->words, |
215 | conf.indent_preambles ? conf.indent : 0, 0, |
216 | conf.width + (conf.indent_preambles ? 0 : conf.indent)); |
217 | for (p = sourceform; p; p = p->next) |
218 | if (p->type == para_Copyright) |
219 | text_para(fp, NULL, NULL, p->words, |
220 | conf.indent_preambles ? conf.indent : 0, 0, |
221 | conf.width + (conf.indent_preambles ? 0 : conf.indent)); |
222 | |
7136a6c7 |
223 | nestindent = conf.listindentbefore + conf.listindentafter; |
224 | nesting = 0; |
225 | |
d7482997 |
226 | /* Do the main document */ |
227 | for (p = sourceform; p; p = p->next) switch (p->type) { |
228 | |
7136a6c7 |
229 | case para_LcontPush: |
230 | nesting++; |
231 | break; |
232 | case para_LcontPop: |
233 | assert(nesting > 0); |
234 | nesting--; |
235 | break; |
236 | |
d7482997 |
237 | /* |
238 | * Things we ignore because we've already processed them or |
239 | * aren't going to touch them in this pass. |
240 | */ |
241 | case para_IM: |
242 | case para_BR: |
243 | case para_Biblio: /* only touch BiblioCited */ |
244 | case para_VersionID: |
245 | case para_Copyright: |
246 | case para_Preamble: |
247 | case para_NoCite: |
248 | case para_Title: |
249 | break; |
250 | |
251 | /* |
252 | * Chapter titles. |
253 | */ |
254 | case para_Chapter: |
255 | case para_Appendix: |
256 | case para_UnnumberedChapter: |
257 | text_heading(fp, p->kwtext, p->kwtext2, p->words, |
258 | conf.achapter, conf.indent, conf.width); |
259 | break; |
260 | |
261 | case para_Heading: |
262 | case para_Subsect: |
263 | text_heading(fp, p->kwtext, p->kwtext2, p->words, |
264 | conf.asect[p->aux>=conf.nasect ? conf.nasect-1 : p->aux], |
265 | conf.indent, conf.width); |
266 | break; |
267 | |
268 | case para_Rule: |
7136a6c7 |
269 | text_rule(fp, conf.indent + nestindent*nesting, |
270 | conf.width - nestindent*nesting); |
d7482997 |
271 | break; |
272 | |
273 | case para_Normal: |
7136a6c7 |
274 | case para_DescribedThing: |
275 | case para_Description: |
d7482997 |
276 | case para_BiblioCited: |
277 | case para_Bullet: |
278 | case para_NumberedList: |
279 | if (p->type == para_Bullet) { |
280 | prefix = &conf.bullet; |
281 | prefixextra = NULL; |
282 | indentb = conf.listindentbefore; |
283 | indenta = conf.listindentafter; |
284 | } else if (p->type == para_NumberedList) { |
285 | prefix = p->kwtext; |
286 | prefixextra = "."; /* FIXME: configurability */ |
287 | indentb = conf.listindentbefore; |
288 | indenta = conf.listindentafter; |
7136a6c7 |
289 | } else if (p->type == para_Description) { |
290 | prefix = NULL; |
291 | prefixextra = NULL; |
292 | indentb = conf.listindentbefore; |
293 | indenta = conf.listindentafter; |
d7482997 |
294 | } else { |
295 | prefix = NULL; |
296 | prefixextra = NULL; |
297 | indentb = indenta = 0; |
298 | } |
299 | if (p->type == para_BiblioCited) { |
300 | body = dup_word_list(p->kwtext); |
301 | for (wp = body; wp->next; wp = wp->next); |
302 | wp->next = &spaceword; |
303 | spaceword.next = p->words; |
304 | spaceword.alt = NULL; |
305 | spaceword.type = word_WhiteSpace; |
306 | spaceword.text = NULL; |
307 | } else { |
308 | wp = NULL; |
309 | body = p->words; |
310 | } |
311 | text_para(fp, prefix, prefixextra, body, |
7136a6c7 |
312 | conf.indent + nestindent*nesting + indentb, indenta, |
313 | conf.width - nestindent*nesting - indentb - indenta); |
d7482997 |
314 | if (wp) { |
315 | wp->next = NULL; |
316 | free_word_list(body); |
317 | } |
318 | break; |
319 | |
320 | case para_Code: |
7136a6c7 |
321 | text_codepara(fp, p->words, |
322 | conf.indent + nestindent*nesting + conf.indent_code, |
323 | conf.width - nestindent*nesting - 2 * conf.indent_code); |
d7482997 |
324 | break; |
325 | } |
326 | |
327 | /* Do the version ID */ |
328 | if (conf.include_version_id) { |
329 | for (p = sourceform; p; p = p->next) |
330 | if (p->type == para_VersionID) |
331 | text_versionid(fp, p->words); |
332 | } |
333 | |
334 | /* |
335 | * Tidy up |
336 | */ |
337 | fclose(fp); |
677e18a2 |
338 | { |
339 | int i; |
340 | sfree(conf.achapter.number_suffix); |
341 | for (i = 0; i < conf.nasect; i++) |
342 | sfree(conf.asect[i].number_suffix); |
343 | sfree(conf.asect); |
344 | sfree(conf.bullet.text); |
345 | } |
d7482997 |
346 | } |
347 | |
348 | /* |
349 | * Convert a wide string into a string of chars. If `result' is |
350 | * non-NULL, mallocs the resulting string and stores a pointer to |
351 | * it in `*result'. If `result' is NULL, merely checks whether all |
352 | * characters in the string are feasible for the output character |
353 | * set. |
354 | * |
355 | * Return is nonzero if all characters are OK. If not all |
356 | * characters are OK but `result' is non-NULL, a result _will_ |
357 | * still be generated! |
358 | */ |
359 | static int text_convert(wchar_t *s, char **result) { |
360 | /* |
361 | * FIXME. Currently this is ISO8859-1 only. |
362 | */ |
363 | int doing = (result != 0); |
364 | int ok = TRUE; |
365 | char *p = NULL; |
366 | int plen = 0, psize = 0; |
367 | |
368 | for (; *s; s++) { |
369 | wchar_t c = *s; |
370 | char outc; |
371 | |
372 | if ((c >= 32 && c <= 126) || |
373 | (c >= 160 && c <= 255)) { |
374 | /* Char is OK. */ |
375 | outc = (char)c; |
376 | } else { |
377 | /* Char is not OK. */ |
378 | ok = FALSE; |
379 | outc = 0xBF; /* approximate the good old DEC `uh?' */ |
380 | } |
381 | if (doing) { |
382 | if (plen >= psize) { |
383 | psize = plen + 256; |
384 | p = resize(p, psize); |
385 | } |
386 | p[plen++] = outc; |
387 | } |
388 | } |
389 | if (doing) { |
390 | p = resize(p, plen+1); |
391 | p[plen] = '\0'; |
392 | *result = p; |
393 | } |
394 | return ok; |
395 | } |
396 | |
397 | static void text_rdaddwc(rdstringc *rs, word *text, word *end) { |
398 | char *c; |
399 | |
400 | for (; text && text != end; text = text->next) switch (text->type) { |
401 | case word_HyperLink: |
402 | case word_HyperEnd: |
403 | case word_UpperXref: |
404 | case word_LowerXref: |
405 | case word_XrefEnd: |
406 | case word_IndexRef: |
407 | break; |
408 | |
409 | case word_Normal: |
410 | case word_Emph: |
411 | case word_Code: |
412 | case word_WeakCode: |
413 | case word_WhiteSpace: |
414 | case word_EmphSpace: |
415 | case word_CodeSpace: |
416 | case word_WkCodeSpace: |
417 | case word_Quote: |
418 | case word_EmphQuote: |
419 | case word_CodeQuote: |
420 | case word_WkCodeQuote: |
421 | assert(text->type != word_CodeQuote && |
422 | text->type != word_WkCodeQuote); |
423 | if (towordstyle(text->type) == word_Emph && |
424 | (attraux(text->aux) == attr_First || |
425 | attraux(text->aux) == attr_Only)) |
426 | rdaddc(rs, '_'); /* FIXME: configurability */ |
427 | else if (towordstyle(text->type) == word_Code && |
428 | (attraux(text->aux) == attr_First || |
429 | attraux(text->aux) == attr_Only)) |
430 | rdaddc(rs, '`'); /* FIXME: configurability */ |
431 | if (removeattr(text->type) == word_Normal) { |
432 | if (text_convert(text->text, &c)) |
433 | rdaddsc(rs, c); |
434 | else |
435 | text_rdaddwc(rs, text->alt, NULL); |
436 | sfree(c); |
437 | } else if (removeattr(text->type) == word_WhiteSpace) { |
438 | rdaddc(rs, ' '); |
439 | } else if (removeattr(text->type) == word_Quote) { |
440 | rdaddc(rs, quoteaux(text->aux) == quote_Open ? '`' : '\''); |
441 | /* FIXME: configurability */ |
442 | } |
443 | if (towordstyle(text->type) == word_Emph && |
444 | (attraux(text->aux) == attr_Last || |
445 | attraux(text->aux) == attr_Only)) |
446 | rdaddc(rs, '_'); /* FIXME: configurability */ |
447 | else if (towordstyle(text->type) == word_Code && |
448 | (attraux(text->aux) == attr_Last || |
449 | attraux(text->aux) == attr_Only)) |
450 | rdaddc(rs, '\''); /* FIXME: configurability */ |
451 | break; |
452 | } |
453 | } |
454 | |
455 | static int text_width(word *); |
456 | |
457 | static int text_width_list(word *text) { |
458 | int w = 0; |
459 | while (text) { |
460 | w += text_width(text); |
461 | text = text->next; |
462 | } |
463 | return w; |
464 | } |
465 | |
466 | static int text_width(word *text) { |
467 | switch (text->type) { |
468 | case word_HyperLink: |
469 | case word_HyperEnd: |
470 | case word_UpperXref: |
471 | case word_LowerXref: |
472 | case word_XrefEnd: |
473 | case word_IndexRef: |
474 | return 0; |
475 | |
476 | case word_Normal: |
477 | case word_Emph: |
478 | case word_Code: |
479 | case word_WeakCode: |
480 | return (((text->type == word_Emph || |
481 | text->type == word_Code) |
482 | ? (attraux(text->aux) == attr_Only ? 2 : |
483 | attraux(text->aux) == attr_Always ? 0 : 1) |
484 | : 0) + |
485 | (text_convert(text->text, NULL) ? |
486 | ustrlen(text->text) : |
487 | text_width_list(text->alt))); |
488 | |
489 | case word_WhiteSpace: |
490 | case word_EmphSpace: |
491 | case word_CodeSpace: |
492 | case word_WkCodeSpace: |
493 | case word_Quote: |
494 | case word_EmphQuote: |
495 | case word_CodeQuote: |
496 | case word_WkCodeQuote: |
497 | assert(text->type != word_CodeQuote && |
498 | text->type != word_WkCodeQuote); |
499 | return (((towordstyle(text->type) == word_Emph || |
500 | towordstyle(text->type) == word_Code) |
501 | ? (attraux(text->aux) == attr_Only ? 2 : |
502 | attraux(text->aux) == attr_Always ? 0 : 1) |
503 | : 0) + 1); |
504 | } |
505 | return 0; /* should never happen */ |
506 | } |
507 | |
508 | static void text_heading(FILE *fp, word *tprefix, word *nprefix, word *text, |
509 | alignstruct align, int indent, int width) { |
510 | rdstringc t = { 0, 0, NULL }; |
511 | int margin, length; |
512 | int firstlinewidth, wrapwidth; |
513 | wrappedline *wrapping, *p; |
514 | |
515 | if (align.just_numbers && nprefix) { |
63223c78 |
516 | char *c; |
d7482997 |
517 | text_rdaddwc(&t, nprefix, NULL); |
63223c78 |
518 | if (text_convert(align.number_suffix, &c)) { |
519 | rdaddsc(&t, c); |
520 | sfree(c); |
521 | } |
d7482997 |
522 | } else if (!align.just_numbers && tprefix) { |
63223c78 |
523 | char *c; |
d7482997 |
524 | text_rdaddwc(&t, tprefix, NULL); |
63223c78 |
525 | if (text_convert(align.number_suffix, &c)) { |
526 | rdaddsc(&t, c); |
527 | sfree(c); |
528 | } |
d7482997 |
529 | } |
530 | margin = length = (t.text ? strlen(t.text) : 0); |
531 | |
532 | if (align.align == LEFTPLUS) { |
533 | margin = indent - margin; |
534 | if (margin < 0) margin = 0; |
535 | firstlinewidth = indent + width - margin - length; |
536 | wrapwidth = width; |
537 | } else if (align.align == LEFT || align.align == CENTRE) { |
538 | margin = 0; |
539 | firstlinewidth = indent + width - length; |
540 | wrapwidth = indent + width; |
541 | } |
542 | |
543 | wrapping = wrap_para(text, firstlinewidth, wrapwidth, text_width); |
544 | for (p = wrapping; p; p = p->next) { |
545 | text_rdaddwc(&t, p->begin, p->end); |
546 | length = (t.text ? strlen(t.text) : 0); |
547 | if (align.align == CENTRE) { |
548 | margin = (indent + width - length)/2; |
549 | if (margin < 0) margin = 0; |
550 | } |
551 | fprintf(fp, "%*s%s\n", margin, "", t.text); |
552 | if (align.underline != L'\0') { |
553 | char *u, uc; |
554 | wchar_t uw[2]; |
555 | uw[0] = align.underline; uw[1] = L'\0'; |
556 | text_convert(uw, &u); |
557 | uc = u[0]; |
558 | sfree(u); |
559 | fprintf(fp, "%*s", margin, ""); |
560 | while (length--) |
561 | putc(uc, fp); |
562 | putc('\n', fp); |
563 | } |
564 | if (align.align == LEFTPLUS) |
565 | margin = indent; |
566 | else |
567 | margin = 0; |
568 | sfree(t.text); |
569 | t = empty_rdstringc; |
570 | } |
571 | wrap_free(wrapping); |
572 | putc('\n', fp); |
573 | |
574 | sfree(t.text); |
575 | } |
576 | |
577 | static void text_rule(FILE *fp, int indent, int width) { |
578 | while (indent--) putc(' ', fp); |
579 | while (width--) putc('-', fp); /* FIXME: configurability! */ |
580 | putc('\n', fp); |
581 | putc('\n', fp); |
582 | } |
583 | |
584 | static void text_para(FILE *fp, word *prefix, char *prefixextra, word *text, |
585 | int indent, int extraindent, int width) { |
586 | wrappedline *wrapping, *p; |
587 | rdstringc pfx = { 0, 0, NULL }; |
588 | int e; |
589 | int firstlinewidth = width; |
590 | |
591 | if (prefix) { |
592 | text_rdaddwc(&pfx, prefix, NULL); |
593 | if (prefixextra) |
594 | rdaddsc(&pfx, prefixextra); |
595 | fprintf(fp, "%*s%s", indent, "", pfx.text); |
c83c6495 |
596 | /* If the prefix is too long, shorten the first line to fit. */ |
d7482997 |
597 | e = extraindent - strlen(pfx.text); |
598 | if (e < 0) { |
c83c6495 |
599 | firstlinewidth += e; /* this decreases it, since e < 0 */ |
d7482997 |
600 | if (firstlinewidth < 0) { |
601 | e = indent + extraindent; |
602 | firstlinewidth = width; |
603 | fprintf(fp, "\n"); |
c83c6495 |
604 | } else |
605 | e = 0; |
d7482997 |
606 | } |
607 | sfree(pfx.text); |
608 | } else |
609 | e = indent + extraindent; |
610 | |
611 | wrapping = wrap_para(text, firstlinewidth, width, text_width); |
612 | for (p = wrapping; p; p = p->next) { |
613 | rdstringc t = { 0, 0, NULL }; |
614 | text_rdaddwc(&t, p->begin, p->end); |
615 | fprintf(fp, "%*s%s\n", e, "", t.text); |
616 | e = indent + extraindent; |
617 | sfree(t.text); |
618 | } |
619 | wrap_free(wrapping); |
620 | putc('\n', fp); |
621 | } |
622 | |
623 | static void text_codepara(FILE *fp, word *text, int indent, int width) { |
624 | for (; text; text = text->next) if (text->type == word_WeakCode) { |
625 | char *c; |
626 | text_convert(text->text, &c); |
627 | if (strlen(c) > (size_t)width) { |
628 | /* FIXME: warn */ |
629 | } |
630 | fprintf(fp, "%*s%s\n", indent, "", c); |
631 | sfree(c); |
632 | } |
633 | |
634 | putc('\n', fp); |
635 | } |
636 | |
637 | static void text_versionid(FILE *fp, word *text) { |
638 | rdstringc t = { 0, 0, NULL }; |
639 | |
640 | rdaddc(&t, '['); /* FIXME: configurability */ |
641 | text_rdaddwc(&t, text, NULL); |
642 | rdaddc(&t, ']'); /* FIXME: configurability */ |
643 | |
644 | fprintf(fp, "%s\n", t.text); |
645 | sfree(t.text); |
646 | } |