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mandoc: update to 1.14.4
[unleashed.git] / bin / mandoc / mdoc_html.c
blobf50de8a77af0f7975e3ccf605c8c5373c81b87df
1 /* $Id: mdoc_html.c,v 1.310 2018/07/27 17:49:31 schwarze Exp $ */
2 /*
3 * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014,2015,2016,2017,2018 Ingo Schwarze <schwarze@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18 #include "config.h"
19
20 #include <sys/types.h>
21
22 #include <assert.h>
23 #include <ctype.h>
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <unistd.h>
28
29 #include "mandoc_aux.h"
30 #include "mandoc.h"
31 #include "roff.h"
32 #include "mdoc.h"
33 #include "out.h"
34 #include "html.h"
35 #include "main.h"
36
37 #define MDOC_ARGS const struct roff_meta *meta, \
38 struct roff_node *n, \
39 struct html *h
40
41 #ifndef MIN
42 #define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b))
43 #endif
44
45 struct htmlmdoc {
46 int (*pre)(MDOC_ARGS);
47 void (*post)(MDOC_ARGS);
48 };
49
50 static char *cond_id(const struct roff_node *);
51 static void print_mdoc_head(const struct roff_meta *,
52 struct html *);
53 static void print_mdoc_node(MDOC_ARGS);
54 static void print_mdoc_nodelist(MDOC_ARGS);
55 static void synopsis_pre(struct html *,
56 const struct roff_node *);
57
58 static void mdoc_root_post(const struct roff_meta *,
59 struct html *);
60 static int mdoc_root_pre(const struct roff_meta *,
61 struct html *);
62
63 static void mdoc__x_post(MDOC_ARGS);
64 static int mdoc__x_pre(MDOC_ARGS);
65 static int mdoc_ad_pre(MDOC_ARGS);
66 static int mdoc_an_pre(MDOC_ARGS);
67 static int mdoc_ap_pre(MDOC_ARGS);
68 static int mdoc_ar_pre(MDOC_ARGS);
69 static int mdoc_bd_pre(MDOC_ARGS);
70 static int mdoc_bf_pre(MDOC_ARGS);
71 static void mdoc_bk_post(MDOC_ARGS);
72 static int mdoc_bk_pre(MDOC_ARGS);
73 static int mdoc_bl_pre(MDOC_ARGS);
74 static int mdoc_cd_pre(MDOC_ARGS);
75 static int mdoc_cm_pre(MDOC_ARGS);
76 static int mdoc_d1_pre(MDOC_ARGS);
77 static int mdoc_dv_pre(MDOC_ARGS);
78 static int mdoc_fa_pre(MDOC_ARGS);
79 static int mdoc_fd_pre(MDOC_ARGS);
80 static int mdoc_fl_pre(MDOC_ARGS);
81 static int mdoc_fn_pre(MDOC_ARGS);
82 static int mdoc_ft_pre(MDOC_ARGS);
83 static int mdoc_em_pre(MDOC_ARGS);
84 static void mdoc_eo_post(MDOC_ARGS);
85 static int mdoc_eo_pre(MDOC_ARGS);
86 static int mdoc_er_pre(MDOC_ARGS);
87 static int mdoc_ev_pre(MDOC_ARGS);
88 static int mdoc_ex_pre(MDOC_ARGS);
89 static void mdoc_fo_post(MDOC_ARGS);
90 static int mdoc_fo_pre(MDOC_ARGS);
91 static int mdoc_ic_pre(MDOC_ARGS);
92 static int mdoc_igndelim_pre(MDOC_ARGS);
93 static int mdoc_in_pre(MDOC_ARGS);
94 static int mdoc_it_pre(MDOC_ARGS);
95 static int mdoc_lb_pre(MDOC_ARGS);
96 static int mdoc_li_pre(MDOC_ARGS);
97 static int mdoc_lk_pre(MDOC_ARGS);
98 static int mdoc_mt_pre(MDOC_ARGS);
99 static int mdoc_ms_pre(MDOC_ARGS);
100 static int mdoc_nd_pre(MDOC_ARGS);
101 static int mdoc_nm_pre(MDOC_ARGS);
102 static int mdoc_no_pre(MDOC_ARGS);
103 static int mdoc_ns_pre(MDOC_ARGS);
104 static int mdoc_pa_pre(MDOC_ARGS);
105 static void mdoc_pf_post(MDOC_ARGS);
106 static int mdoc_pp_pre(MDOC_ARGS);
107 static void mdoc_quote_post(MDOC_ARGS);
108 static int mdoc_quote_pre(MDOC_ARGS);
109 static int mdoc_rs_pre(MDOC_ARGS);
110 static int mdoc_sh_pre(MDOC_ARGS);
111 static int mdoc_skip_pre(MDOC_ARGS);
112 static int mdoc_sm_pre(MDOC_ARGS);
113 static int mdoc_ss_pre(MDOC_ARGS);
114 static int mdoc_st_pre(MDOC_ARGS);
115 static int mdoc_sx_pre(MDOC_ARGS);
116 static int mdoc_sy_pre(MDOC_ARGS);
117 static int mdoc_va_pre(MDOC_ARGS);
118 static int mdoc_vt_pre(MDOC_ARGS);
119 static int mdoc_xr_pre(MDOC_ARGS);
120 static int mdoc_xx_pre(MDOC_ARGS);
121
122 static const struct htmlmdoc __mdocs[MDOC_MAX - MDOC_Dd] = {
123 {NULL, NULL}, /* Dd */
124 {NULL, NULL}, /* Dt */
125 {NULL, NULL}, /* Os */
126 {mdoc_sh_pre, NULL }, /* Sh */
127 {mdoc_ss_pre, NULL }, /* Ss */
128 {mdoc_pp_pre, NULL}, /* Pp */
129 {mdoc_d1_pre, NULL}, /* D1 */
130 {mdoc_d1_pre, NULL}, /* Dl */
131 {mdoc_bd_pre, NULL}, /* Bd */
132 {NULL, NULL}, /* Ed */
133 {mdoc_bl_pre, NULL}, /* Bl */
134 {NULL, NULL}, /* El */
135 {mdoc_it_pre, NULL}, /* It */
136 {mdoc_ad_pre, NULL}, /* Ad */
137 {mdoc_an_pre, NULL}, /* An */
138 {mdoc_ap_pre, NULL}, /* Ap */
139 {mdoc_ar_pre, NULL}, /* Ar */
140 {mdoc_cd_pre, NULL}, /* Cd */
141 {mdoc_cm_pre, NULL}, /* Cm */
142 {mdoc_dv_pre, NULL}, /* Dv */
143 {mdoc_er_pre, NULL}, /* Er */
144 {mdoc_ev_pre, NULL}, /* Ev */
145 {mdoc_ex_pre, NULL}, /* Ex */
146 {mdoc_fa_pre, NULL}, /* Fa */
147 {mdoc_fd_pre, NULL}, /* Fd */
148 {mdoc_fl_pre, NULL}, /* Fl */
149 {mdoc_fn_pre, NULL}, /* Fn */
150 {mdoc_ft_pre, NULL}, /* Ft */
151 {mdoc_ic_pre, NULL}, /* Ic */
152 {mdoc_in_pre, NULL}, /* In */
153 {mdoc_li_pre, NULL}, /* Li */
154 {mdoc_nd_pre, NULL}, /* Nd */
155 {mdoc_nm_pre, NULL}, /* Nm */
156 {mdoc_quote_pre, mdoc_quote_post}, /* Op */
157 {mdoc_ft_pre, NULL}, /* Ot */
158 {mdoc_pa_pre, NULL}, /* Pa */
159 {mdoc_ex_pre, NULL}, /* Rv */
160 {mdoc_st_pre, NULL}, /* St */
161 {mdoc_va_pre, NULL}, /* Va */
162 {mdoc_vt_pre, NULL}, /* Vt */
163 {mdoc_xr_pre, NULL}, /* Xr */
164 {mdoc__x_pre, mdoc__x_post}, /* %A */
165 {mdoc__x_pre, mdoc__x_post}, /* %B */
166 {mdoc__x_pre, mdoc__x_post}, /* %D */
167 {mdoc__x_pre, mdoc__x_post}, /* %I */
168 {mdoc__x_pre, mdoc__x_post}, /* %J */
169 {mdoc__x_pre, mdoc__x_post}, /* %N */
170 {mdoc__x_pre, mdoc__x_post}, /* %O */
171 {mdoc__x_pre, mdoc__x_post}, /* %P */
172 {mdoc__x_pre, mdoc__x_post}, /* %R */
173 {mdoc__x_pre, mdoc__x_post}, /* %T */
174 {mdoc__x_pre, mdoc__x_post}, /* %V */
175 {NULL, NULL}, /* Ac */
176 {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
177 {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
178 {mdoc_xx_pre, NULL}, /* At */
179 {NULL, NULL}, /* Bc */
180 {mdoc_bf_pre, NULL}, /* Bf */
181 {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
182 {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
183 {mdoc_xx_pre, NULL}, /* Bsx */
184 {mdoc_xx_pre, NULL}, /* Bx */
185 {mdoc_skip_pre, NULL}, /* Db */
186 {NULL, NULL}, /* Dc */
187 {mdoc_quote_pre, mdoc_quote_post}, /* Do */
188 {mdoc_quote_pre, mdoc_quote_post}, /* Dq */
189 {NULL, NULL}, /* Ec */ /* FIXME: no space */
190 {NULL, NULL}, /* Ef */
191 {mdoc_em_pre, NULL}, /* Em */
192 {mdoc_eo_pre, mdoc_eo_post}, /* Eo */
193 {mdoc_xx_pre, NULL}, /* Fx */
194 {mdoc_ms_pre, NULL}, /* Ms */
195 {mdoc_no_pre, NULL}, /* No */
196 {mdoc_ns_pre, NULL}, /* Ns */
197 {mdoc_xx_pre, NULL}, /* Nx */
198 {mdoc_xx_pre, NULL}, /* Ox */
199 {NULL, NULL}, /* Pc */
200 {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
201 {mdoc_quote_pre, mdoc_quote_post}, /* Po */
202 {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
203 {NULL, NULL}, /* Qc */
204 {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
205 {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
206 {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
207 {NULL, NULL}, /* Re */
208 {mdoc_rs_pre, NULL}, /* Rs */
209 {NULL, NULL}, /* Sc */
210 {mdoc_quote_pre, mdoc_quote_post}, /* So */
211 {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
212 {mdoc_sm_pre, NULL}, /* Sm */
213 {mdoc_sx_pre, NULL}, /* Sx */
214 {mdoc_sy_pre, NULL}, /* Sy */
215 {NULL, NULL}, /* Tn */
216 {mdoc_xx_pre, NULL}, /* Ux */
217 {NULL, NULL}, /* Xc */
218 {NULL, NULL}, /* Xo */
219 {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
220 {NULL, NULL}, /* Fc */
221 {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
222 {NULL, NULL}, /* Oc */
223 {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
224 {NULL, NULL}, /* Ek */
225 {NULL, NULL}, /* Bt */
226 {NULL, NULL}, /* Hf */
227 {mdoc_em_pre, NULL}, /* Fr */
228 {NULL, NULL}, /* Ud */
229 {mdoc_lb_pre, NULL}, /* Lb */
230 {mdoc_pp_pre, NULL}, /* Lp */
231 {mdoc_lk_pre, NULL}, /* Lk */
232 {mdoc_mt_pre, NULL}, /* Mt */
233 {mdoc_quote_pre, mdoc_quote_post}, /* Brq */
234 {mdoc_quote_pre, mdoc_quote_post}, /* Bro */
235 {NULL, NULL}, /* Brc */
236 {mdoc__x_pre, mdoc__x_post}, /* %C */
237 {mdoc_skip_pre, NULL}, /* Es */
238 {mdoc_quote_pre, mdoc_quote_post}, /* En */
239 {mdoc_xx_pre, NULL}, /* Dx */
240 {mdoc__x_pre, mdoc__x_post}, /* %Q */
241 {mdoc__x_pre, mdoc__x_post}, /* %U */
242 {NULL, NULL}, /* Ta */
243 };
244 static const struct htmlmdoc *const mdocs = __mdocs - MDOC_Dd;
245
246
247 /*
248 * See the same function in mdoc_term.c for documentation.
249 */
250 static void
251 synopsis_pre(struct html *h, const struct roff_node *n)
252 {
253
254 if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
255 return;
256
257 if (n->prev->tok == n->tok &&
258 MDOC_Fo != n->tok &&
259 MDOC_Ft != n->tok &&
260 MDOC_Fn != n->tok) {
261 print_otag(h, TAG_BR, "");
262 return;
263 }
264
265 switch (n->prev->tok) {
266 case MDOC_Fd:
267 case MDOC_Fn:
268 case MDOC_Fo:
269 case MDOC_In:
270 case MDOC_Vt:
271 print_paragraph(h);
272 break;
273 case MDOC_Ft:
274 if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
275 print_paragraph(h);
276 break;
277 }
278 /* FALLTHROUGH */
279 default:
280 print_otag(h, TAG_BR, "");
281 break;
282 }
283 }
284
285 void
286 html_mdoc(void *arg, const struct roff_man *mdoc)
287 {
288 struct html *h;
289 struct roff_node *n;
290 struct tag *t;
291
292 h = (struct html *)arg;
293 n = mdoc->first->child;
294
295 if ((h->oflags & HTML_FRAGMENT) == 0) {
296 print_gen_decls(h);
297 print_otag(h, TAG_HTML, "");
298 if (n->type == ROFFT_COMMENT)
299 print_gen_comment(h, n);
300 t = print_otag(h, TAG_HEAD, "");
301 print_mdoc_head(&mdoc->meta, h);
302 print_tagq(h, t);
303 print_otag(h, TAG_BODY, "");
304 }
305
306 mdoc_root_pre(&mdoc->meta, h);
307 t = print_otag(h, TAG_DIV, "c", "manual-text");
308 print_mdoc_nodelist(&mdoc->meta, n, h);
309 print_tagq(h, t);
310 mdoc_root_post(&mdoc->meta, h);
311 print_tagq(h, NULL);
312 }
313
314 static void
315 print_mdoc_head(const struct roff_meta *meta, struct html *h)
316 {
317 char *cp;
318
319 print_gen_head(h);
320
321 if (meta->arch != NULL && meta->msec != NULL)
322 mandoc_asprintf(&cp, "%s(%s) (%s)", meta->title,
323 meta->msec, meta->arch);
324 else if (meta->msec != NULL)
325 mandoc_asprintf(&cp, "%s(%s)", meta->title, meta->msec);
326 else if (meta->arch != NULL)
327 mandoc_asprintf(&cp, "%s (%s)", meta->title, meta->arch);
328 else
329 cp = mandoc_strdup(meta->title);
330
331 print_otag(h, TAG_TITLE, "");
332 print_text(h, cp);
333 free(cp);
334 }
335
336 static void
337 print_mdoc_nodelist(MDOC_ARGS)
338 {
339
340 while (n != NULL) {
341 print_mdoc_node(meta, n, h);
342 n = n->next;
343 }
344 }
345
346 static void
347 print_mdoc_node(MDOC_ARGS)
348 {
349 int child;
350 struct tag *t;
351
352 if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
353 return;
354
355 child = 1;
356 t = h->tag;
357 n->flags &= ~NODE_ENDED;
358
359 switch (n->type) {
360 case ROFFT_TEXT:
361 /* No tables in this mode... */
362 assert(NULL == h->tblt);
363
364 /*
365 * Make sure that if we're in a literal mode already
366 * (i.e., within a <PRE>) don't print the newline.
367 */
368 if (*n->string == ' ' && n->flags & NODE_LINE &&
369 (h->flags & (HTML_LITERAL | HTML_NONEWLINE)) == 0)
370 print_otag(h, TAG_BR, "");
371 if (NODE_DELIMC & n->flags)
372 h->flags |= HTML_NOSPACE;
373 print_text(h, n->string);
374 if (NODE_DELIMO & n->flags)
375 h->flags |= HTML_NOSPACE;
376 return;
377 case ROFFT_EQN:
378 print_eqn(h, n->eqn);
379 break;
380 case ROFFT_TBL:
381 /*
382 * This will take care of initialising all of the table
383 * state data for the first table, then tearing it down
384 * for the last one.
385 */
386 print_tbl(h, n->span);
387 return;
388 default:
389 /*
390 * Close out the current table, if it's open, and unset
391 * the "meta" table state. This will be reopened on the
392 * next table element.
393 */
394 if (h->tblt != NULL) {
395 print_tblclose(h);
396 t = h->tag;
397 }
398 assert(h->tblt == NULL);
399 if (n->tok < ROFF_MAX) {
400 roff_html_pre(h, n);
401 child = 0;
402 break;
403 }
404 assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
405 if (mdocs[n->tok].pre != NULL &&
406 (n->end == ENDBODY_NOT || n->child != NULL))
407 child = (*mdocs[n->tok].pre)(meta, n, h);
408 break;
409 }
410
411 if (h->flags & HTML_KEEP && n->flags & NODE_LINE) {
412 h->flags &= ~HTML_KEEP;
413 h->flags |= HTML_PREKEEP;
414 }
415
416 if (child && n->child)
417 print_mdoc_nodelist(meta, n->child, h);
418
419 print_stagq(h, t);
420
421 switch (n->type) {
422 case ROFFT_EQN:
423 break;
424 default:
425 if (n->tok < ROFF_MAX ||
426 mdocs[n->tok].post == NULL ||
427 n->flags & NODE_ENDED)
428 break;
429 (*mdocs[n->tok].post)(meta, n, h);
430 if (n->end != ENDBODY_NOT)
431 n->body->flags |= NODE_ENDED;
432 break;
433 }
434 }
435
436 static void
437 mdoc_root_post(const struct roff_meta *meta, struct html *h)
438 {
439 struct tag *t, *tt;
440
441 t = print_otag(h, TAG_TABLE, "c", "foot");
442 tt = print_otag(h, TAG_TR, "");
443
444 print_otag(h, TAG_TD, "c", "foot-date");
445 print_text(h, meta->date);
446 print_stagq(h, tt);
447
448 print_otag(h, TAG_TD, "c", "foot-os");
449 print_text(h, meta->os);
450 print_tagq(h, t);
451 }
452
453 static int
454 mdoc_root_pre(const struct roff_meta *meta, struct html *h)
455 {
456 struct tag *t, *tt;
457 char *volume, *title;
458
459 if (NULL == meta->arch)
460 volume = mandoc_strdup(meta->vol);
461 else
462 mandoc_asprintf(&volume, "%s (%s)",
463 meta->vol, meta->arch);
464
465 if (NULL == meta->msec)
466 title = mandoc_strdup(meta->title);
467 else
468 mandoc_asprintf(&title, "%s(%s)",
469 meta->title, meta->msec);
470
471 t = print_otag(h, TAG_TABLE, "c", "head");
472 tt = print_otag(h, TAG_TR, "");
473
474 print_otag(h, TAG_TD, "c", "head-ltitle");
475 print_text(h, title);
476 print_stagq(h, tt);
477
478 print_otag(h, TAG_TD, "c", "head-vol");
479 print_text(h, volume);
480 print_stagq(h, tt);
481
482 print_otag(h, TAG_TD, "c", "head-rtitle");
483 print_text(h, title);
484 print_tagq(h, t);
485
486 free(title);
487 free(volume);
488 return 1;
489 }
490
491 static char *
492 cond_id(const struct roff_node *n)
493 {
494 if (n->child != NULL &&
495 n->child->type == ROFFT_TEXT &&
496 (n->prev == NULL ||
497 (n->prev->type == ROFFT_TEXT &&
498 strcmp(n->prev->string, "|") == 0)) &&
499 (n->parent->tok == MDOC_It ||
500 (n->parent->tok == MDOC_Xo &&
501 n->parent->parent->prev == NULL &&
502 n->parent->parent->parent->tok == MDOC_It)))
503 return html_make_id(n, 1);
504 return NULL;
505 }
506
507 static int
508 mdoc_sh_pre(MDOC_ARGS)
509 {
510 char *id;
511
512 switch (n->type) {
513 case ROFFT_HEAD:
514 id = html_make_id(n, 1);
515 print_otag(h, TAG_H1, "cTi", "Sh", id);
516 if (id != NULL)
517 print_otag(h, TAG_A, "chR", "permalink", id);
518 break;
519 case ROFFT_BODY:
520 if (n->sec == SEC_AUTHORS)
521 h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT);
522 break;
523 default:
524 break;
525 }
526 return 1;
527 }
528
529 static int
530 mdoc_ss_pre(MDOC_ARGS)
531 {
532 char *id;
533
534 if (n->type != ROFFT_HEAD)
535 return 1;
536
537 id = html_make_id(n, 1);
538 print_otag(h, TAG_H2, "cTi", "Ss", id);
539 if (id != NULL)
540 print_otag(h, TAG_A, "chR", "permalink", id);
541 return 1;
542 }
543
544 static int
545 mdoc_fl_pre(MDOC_ARGS)
546 {
547 char *id;
548
549 if ((id = cond_id(n)) != NULL)
550 print_otag(h, TAG_A, "chR", "permalink", id);
551 print_otag(h, TAG_CODE, "cTi", "Fl", id);
552
553 print_text(h, "\\-");
554 if (!(n->child == NULL &&
555 (n->next == NULL ||
556 n->next->type == ROFFT_TEXT ||
557 n->next->flags & NODE_LINE)))
558 h->flags |= HTML_NOSPACE;
559
560 return 1;
561 }
562
563 static int
564 mdoc_cm_pre(MDOC_ARGS)
565 {
566 char *id;
567
568 if ((id = cond_id(n)) != NULL)
569 print_otag(h, TAG_A, "chR", "permalink", id);
570 print_otag(h, TAG_CODE, "cTi", "Cm", id);
571 return 1;
572 }
573
574 static int
575 mdoc_nd_pre(MDOC_ARGS)
576 {
577 if (n->type != ROFFT_BODY)
578 return 1;
579
580 print_text(h, "\\(em");
581 /* Cannot use TAG_SPAN because it may contain blocks. */
582 print_otag(h, TAG_DIV, "cT", "Nd");
583 return 1;
584 }
585
586 static int
587 mdoc_nm_pre(MDOC_ARGS)
588 {
589 switch (n->type) {
590 case ROFFT_HEAD:
591 print_otag(h, TAG_TD, "");
592 /* FALLTHROUGH */
593 case ROFFT_ELEM:
594 print_otag(h, TAG_CODE, "cT", "Nm");
595 return 1;
596 case ROFFT_BODY:
597 print_otag(h, TAG_TD, "");
598 return 1;
599 default:
600 break;
601 }
602 synopsis_pre(h, n);
603 print_otag(h, TAG_TABLE, "c", "Nm");
604 print_otag(h, TAG_TR, "");
605 return 1;
606 }
607
608 static int
609 mdoc_xr_pre(MDOC_ARGS)
610 {
611 if (NULL == n->child)
612 return 0;
613
614 if (h->base_man)
615 print_otag(h, TAG_A, "cThM", "Xr",
616 n->child->string, n->child->next == NULL ?
617 NULL : n->child->next->string);
618 else
619 print_otag(h, TAG_A, "cT", "Xr");
620
621 n = n->child;
622 print_text(h, n->string);
623
624 if (NULL == (n = n->next))
625 return 0;
626
627 h->flags |= HTML_NOSPACE;
628 print_text(h, "(");
629 h->flags |= HTML_NOSPACE;
630 print_text(h, n->string);
631 h->flags |= HTML_NOSPACE;
632 print_text(h, ")");
633 return 0;
634 }
635
636 static int
637 mdoc_ns_pre(MDOC_ARGS)
638 {
639
640 if ( ! (NODE_LINE & n->flags))
641 h->flags |= HTML_NOSPACE;
642 return 1;
643 }
644
645 static int
646 mdoc_ar_pre(MDOC_ARGS)
647 {
648 print_otag(h, TAG_VAR, "cT", "Ar");
649 return 1;
650 }
651
652 static int
653 mdoc_xx_pre(MDOC_ARGS)
654 {
655 print_otag(h, TAG_SPAN, "c", "Ux");
656 return 1;
657 }
658
659 static int
660 mdoc_it_pre(MDOC_ARGS)
661 {
662 const struct roff_node *bl;
663 struct tag *t;
664 enum mdoc_list type;
665
666 bl = n->parent;
667 while (bl->tok != MDOC_Bl)
668 bl = bl->parent;
669 type = bl->norm->Bl.type;
670
671 switch (type) {
672 case LIST_bullet:
673 case LIST_dash:
674 case LIST_hyphen:
675 case LIST_item:
676 case LIST_enum:
677 switch (n->type) {
678 case ROFFT_HEAD:
679 return 0;
680 case ROFFT_BODY:
681 print_otag(h, TAG_LI, "");
682 break;
683 default:
684 break;
685 }
686 break;
687 case LIST_diag:
688 case LIST_hang:
689 case LIST_inset:
690 case LIST_ohang:
691 switch (n->type) {
692 case ROFFT_HEAD:
693 print_otag(h, TAG_DT, "");
694 break;
695 case ROFFT_BODY:
696 print_otag(h, TAG_DD, "");
697 break;
698 default:
699 break;
700 }
701 break;
702 case LIST_tag:
703 switch (n->type) {
704 case ROFFT_HEAD:
705 if (h->style != NULL && !bl->norm->Bl.comp &&
706 (n->parent->prev == NULL ||
707 n->parent->prev->body == NULL ||
708 n->parent->prev->body->child != NULL)) {
709 t = print_otag(h, TAG_DT, "");
710 print_text(h, "\\ ");
711 print_tagq(h, t);
712 t = print_otag(h, TAG_DD, "");
713 print_text(h, "\\ ");
714 print_tagq(h, t);
715 }
716 print_otag(h, TAG_DT, "");
717 break;
718 case ROFFT_BODY:
719 if (n->child == NULL) {
720 print_otag(h, TAG_DD, "s", "width", "auto");
721 print_text(h, "\\ ");
722 } else
723 print_otag(h, TAG_DD, "");
724 break;
725 default:
726 break;
727 }
728 break;
729 case LIST_column:
730 switch (n->type) {
731 case ROFFT_HEAD:
732 break;
733 case ROFFT_BODY:
734 print_otag(h, TAG_TD, "");
735 break;
736 default:
737 print_otag(h, TAG_TR, "");
738 }
739 default:
740 break;
741 }
742
743 return 1;
744 }
745
746 static int
747 mdoc_bl_pre(MDOC_ARGS)
748 {
749 char cattr[28];
750 struct mdoc_bl *bl;
751 enum htmltag elemtype;
752
753 switch (n->type) {
754 case ROFFT_BODY:
755 return 1;
756 case ROFFT_HEAD:
757 return 0;
758 default:
759 break;
760 }
761
762 bl = &n->norm->Bl;
763 switch (bl->type) {
764 case LIST_bullet:
765 elemtype = TAG_UL;
766 (void)strlcpy(cattr, "Bl-bullet", sizeof(cattr));
767 break;
768 case LIST_dash:
769 case LIST_hyphen:
770 elemtype = TAG_UL;
771 (void)strlcpy(cattr, "Bl-dash", sizeof(cattr));
772 break;
773 case LIST_item:
774 elemtype = TAG_UL;
775 (void)strlcpy(cattr, "Bl-item", sizeof(cattr));
776 break;
777 case LIST_enum:
778 elemtype = TAG_OL;
779 (void)strlcpy(cattr, "Bl-enum", sizeof(cattr));
780 break;
781 case LIST_diag:
782 elemtype = TAG_DL;
783 (void)strlcpy(cattr, "Bl-diag", sizeof(cattr));
784 break;
785 case LIST_hang:
786 elemtype = TAG_DL;
787 (void)strlcpy(cattr, "Bl-hang", sizeof(cattr));
788 break;
789 case LIST_inset:
790 elemtype = TAG_DL;
791 (void)strlcpy(cattr, "Bl-inset", sizeof(cattr));
792 break;
793 case LIST_ohang:
794 elemtype = TAG_DL;
795 (void)strlcpy(cattr, "Bl-ohang", sizeof(cattr));
796 break;
797 case LIST_tag:
798 if (bl->offs)
799 print_otag(h, TAG_DIV, "c", "Bd-indent");
800 print_otag(h, TAG_DL, "c", bl->comp ?
801 "Bl-tag Bl-compact" : "Bl-tag");
802 return 1;
803 case LIST_column:
804 elemtype = TAG_TABLE;
805 (void)strlcpy(cattr, "Bl-column", sizeof(cattr));
806 break;
807 default:
808 abort();
809 }
810 if (bl->offs != NULL)
811 (void)strlcat(cattr, " Bd-indent", sizeof(cattr));
812 if (bl->comp)
813 (void)strlcat(cattr, " Bl-compact", sizeof(cattr));
814 print_otag(h, elemtype, "c", cattr);
815 return 1;
816 }
817
818 static int
819 mdoc_ex_pre(MDOC_ARGS)
820 {
821 if (n->prev)
822 print_otag(h, TAG_BR, "");
823 return 1;
824 }
825
826 static int
827 mdoc_st_pre(MDOC_ARGS)
828 {
829 print_otag(h, TAG_SPAN, "cT", "St");
830 return 1;
831 }
832
833 static int
834 mdoc_em_pre(MDOC_ARGS)
835 {
836 print_otag(h, TAG_I, "cT", "Em");
837 return 1;
838 }
839
840 static int
841 mdoc_d1_pre(MDOC_ARGS)
842 {
843 if (n->type != ROFFT_BLOCK)
844 return 1;
845
846 print_otag(h, TAG_DIV, "c", "Bd Bd-indent");
847
848 if (n->tok == MDOC_Dl)
849 print_otag(h, TAG_CODE, "c", "Li");
850
851 return 1;
852 }
853
854 static int
855 mdoc_sx_pre(MDOC_ARGS)
856 {
857 char *id;
858
859 id = html_make_id(n, 0);
860 print_otag(h, TAG_A, "cThR", "Sx", id);
861 free(id);
862 return 1;
863 }
864
865 static int
866 mdoc_bd_pre(MDOC_ARGS)
867 {
868 int comp, sv;
869 struct roff_node *nn;
870
871 if (n->type == ROFFT_HEAD)
872 return 0;
873
874 if (n->type == ROFFT_BLOCK) {
875 comp = n->norm->Bd.comp;
876 for (nn = n; nn && ! comp; nn = nn->parent) {
877 if (nn->type != ROFFT_BLOCK)
878 continue;
879 if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
880 comp = 1;
881 if (nn->prev)
882 break;
883 }
884 if ( ! comp)
885 print_paragraph(h);
886 return 1;
887 }
888
889 /* Handle the -offset argument. */
890
891 if (n->norm->Bd.offs == NULL ||
892 ! strcmp(n->norm->Bd.offs, "left"))
893 print_otag(h, TAG_DIV, "c", "Bd");
894 else
895 print_otag(h, TAG_DIV, "c", "Bd Bd-indent");
896
897 if (n->norm->Bd.type != DISP_unfilled &&
898 n->norm->Bd.type != DISP_literal)
899 return 1;
900
901 print_otag(h, TAG_PRE, "c", "Li");
902
903 /* This can be recursive: save & set our literal state. */
904
905 sv = h->flags & HTML_LITERAL;
906 h->flags |= HTML_LITERAL;
907
908 for (nn = n->child; nn; nn = nn->next) {
909 print_mdoc_node(meta, nn, h);
910 /*
911 * If the printed node flushes its own line, then we
912 * needn't do it here as well. This is hacky, but the
913 * notion of selective eoln whitespace is pretty dumb
914 * anyway, so don't sweat it.
915 */
916 switch (nn->tok) {
917 case ROFF_br:
918 case ROFF_sp:
919 case MDOC_Sm:
920 case MDOC_Bl:
921 case MDOC_D1:
922 case MDOC_Dl:
923 case MDOC_Lp:
924 case MDOC_Pp:
925 continue;
926 default:
927 break;
928 }
929 if (h->flags & HTML_NONEWLINE ||
930 (nn->next && ! (nn->next->flags & NODE_LINE)))
931 continue;
932 else if (nn->next)
933 print_text(h, "\n");
934
935 h->flags |= HTML_NOSPACE;
936 }
937
938 if (0 == sv)
939 h->flags &= ~HTML_LITERAL;
940
941 return 0;
942 }
943
944 static int
945 mdoc_pa_pre(MDOC_ARGS)
946 {
947 print_otag(h, TAG_SPAN, "cT", "Pa");
948 return 1;
949 }
950
951 static int
952 mdoc_ad_pre(MDOC_ARGS)
953 {
954 print_otag(h, TAG_SPAN, "c", "Ad");
955 return 1;
956 }
957
958 static int
959 mdoc_an_pre(MDOC_ARGS)
960 {
961 if (n->norm->An.auth == AUTH_split) {
962 h->flags &= ~HTML_NOSPLIT;
963 h->flags |= HTML_SPLIT;
964 return 0;
965 }
966 if (n->norm->An.auth == AUTH_nosplit) {
967 h->flags &= ~HTML_SPLIT;
968 h->flags |= HTML_NOSPLIT;
969 return 0;
970 }
971
972 if (h->flags & HTML_SPLIT)
973 print_otag(h, TAG_BR, "");
974
975 if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT))
976 h->flags |= HTML_SPLIT;
977
978 print_otag(h, TAG_SPAN, "cT", "An");
979 return 1;
980 }
981
982 static int
983 mdoc_cd_pre(MDOC_ARGS)
984 {
985 synopsis_pre(h, n);
986 print_otag(h, TAG_CODE, "cT", "Cd");
987 return 1;
988 }
989
990 static int
991 mdoc_dv_pre(MDOC_ARGS)
992 {
993 char *id;
994
995 if ((id = cond_id(n)) != NULL)
996 print_otag(h, TAG_A, "chR", "permalink", id);
997 print_otag(h, TAG_CODE, "cTi", "Dv", id);
998 return 1;
999 }
1000
1001 static int
1002 mdoc_ev_pre(MDOC_ARGS)
1003 {
1004 char *id;
1005
1006 if ((id = cond_id(n)) != NULL)
1007 print_otag(h, TAG_A, "chR", "permalink", id);
1008 print_otag(h, TAG_CODE, "cTi", "Ev", id);
1009 return 1;
1010 }
1011
1012 static int
1013 mdoc_er_pre(MDOC_ARGS)
1014 {
1015 char *id;
1016
1017 id = n->sec == SEC_ERRORS &&
1018 (n->parent->tok == MDOC_It ||
1019 (n->parent->tok == MDOC_Bq &&
1020 n->parent->parent->parent->tok == MDOC_It)) ?
1021 html_make_id(n, 1) : NULL;
1022
1023 if (id != NULL)
1024 print_otag(h, TAG_A, "chR", "permalink", id);
1025 print_otag(h, TAG_CODE, "cTi", "Er", id);
1026 return 1;
1027 }
1028
1029 static int
1030 mdoc_fa_pre(MDOC_ARGS)
1031 {
1032 const struct roff_node *nn;
1033 struct tag *t;
1034
1035 if (n->parent->tok != MDOC_Fo) {
1036 print_otag(h, TAG_VAR, "cT", "Fa");
1037 return 1;
1038 }
1039
1040 for (nn = n->child; nn; nn = nn->next) {
1041 t = print_otag(h, TAG_VAR, "cT", "Fa");
1042 print_text(h, nn->string);
1043 print_tagq(h, t);
1044 if (nn->next) {
1045 h->flags |= HTML_NOSPACE;
1046 print_text(h, ",");
1047 }
1048 }
1049
1050 if (n->child && n->next && n->next->tok == MDOC_Fa) {
1051 h->flags |= HTML_NOSPACE;
1052 print_text(h, ",");
1053 }
1054
1055 return 0;
1056 }
1057
1058 static int
1059 mdoc_fd_pre(MDOC_ARGS)
1060 {
1061 struct tag *t;
1062 char *buf, *cp;
1063
1064 synopsis_pre(h, n);
1065
1066 if (NULL == (n = n->child))
1067 return 0;
1068
1069 assert(n->type == ROFFT_TEXT);
1070
1071 if (strcmp(n->string, "#include")) {
1072 print_otag(h, TAG_CODE, "cT", "Fd");
1073 return 1;
1074 }
1075
1076 print_otag(h, TAG_CODE, "cT", "In");
1077 print_text(h, n->string);
1078
1079 if (NULL != (n = n->next)) {
1080 assert(n->type == ROFFT_TEXT);
1081
1082 if (h->base_includes) {
1083 cp = n->string;
1084 if (*cp == '<' || *cp == '"')
1085 cp++;
1086 buf = mandoc_strdup(cp);
1087 cp = strchr(buf, '\0') - 1;
1088 if (cp >= buf && (*cp == '>' || *cp == '"'))
1089 *cp = '\0';
1090 t = print_otag(h, TAG_A, "cThI", "In", buf);
1091 free(buf);
1092 } else
1093 t = print_otag(h, TAG_A, "cT", "In");
1094
1095 print_text(h, n->string);
1096 print_tagq(h, t);
1097
1098 n = n->next;
1099 }
1100
1101 for ( ; n; n = n->next) {
1102 assert(n->type == ROFFT_TEXT);
1103 print_text(h, n->string);
1104 }
1105
1106 return 0;
1107 }
1108
1109 static int
1110 mdoc_vt_pre(MDOC_ARGS)
1111 {
1112 if (n->type == ROFFT_BLOCK) {
1113 synopsis_pre(h, n);
1114 return 1;
1115 } else if (n->type == ROFFT_ELEM) {
1116 synopsis_pre(h, n);
1117 } else if (n->type == ROFFT_HEAD)
1118 return 0;
1119
1120 print_otag(h, TAG_VAR, "cT", "Vt");
1121 return 1;
1122 }
1123
1124 static int
1125 mdoc_ft_pre(MDOC_ARGS)
1126 {
1127 synopsis_pre(h, n);
1128 print_otag(h, TAG_VAR, "cT", "Ft");
1129 return 1;
1130 }
1131
1132 static int
1133 mdoc_fn_pre(MDOC_ARGS)
1134 {
1135 struct tag *t;
1136 char nbuf[BUFSIZ];
1137 const char *sp, *ep;
1138 int sz, pretty;
1139
1140 pretty = NODE_SYNPRETTY & n->flags;
1141 synopsis_pre(h, n);
1142
1143 /* Split apart into type and name. */
1144 assert(n->child->string);
1145 sp = n->child->string;
1146
1147 ep = strchr(sp, ' ');
1148 if (NULL != ep) {
1149 t = print_otag(h, TAG_VAR, "cT", "Ft");
1150
1151 while (ep) {
1152 sz = MIN((int)(ep - sp), BUFSIZ - 1);
1153 (void)memcpy(nbuf, sp, (size_t)sz);
1154 nbuf[sz] = '\0';
1155 print_text(h, nbuf);
1156 sp = ++ep;
1157 ep = strchr(sp, ' ');
1158 }
1159 print_tagq(h, t);
1160 }
1161
1162 t = print_otag(h, TAG_CODE, "cT", "Fn");
1163
1164 if (sp)
1165 print_text(h, sp);
1166
1167 print_tagq(h, t);
1168
1169 h->flags |= HTML_NOSPACE;
1170 print_text(h, "(");
1171 h->flags |= HTML_NOSPACE;
1172
1173 for (n = n->child->next; n; n = n->next) {
1174 if (NODE_SYNPRETTY & n->flags)
1175 t = print_otag(h, TAG_VAR, "cTs", "Fa",
1176 "white-space", "nowrap");
1177 else
1178 t = print_otag(h, TAG_VAR, "cT", "Fa");
1179 print_text(h, n->string);
1180 print_tagq(h, t);
1181 if (n->next) {
1182 h->flags |= HTML_NOSPACE;
1183 print_text(h, ",");
1184 }
1185 }
1186
1187 h->flags |= HTML_NOSPACE;
1188 print_text(h, ")");
1189
1190 if (pretty) {
1191 h->flags |= HTML_NOSPACE;
1192 print_text(h, ";");
1193 }
1194
1195 return 0;
1196 }
1197
1198 static int
1199 mdoc_sm_pre(MDOC_ARGS)
1200 {
1201
1202 if (NULL == n->child)
1203 h->flags ^= HTML_NONOSPACE;
1204 else if (0 == strcmp("on", n->child->string))
1205 h->flags &= ~HTML_NONOSPACE;
1206 else
1207 h->flags |= HTML_NONOSPACE;
1208
1209 if ( ! (HTML_NONOSPACE & h->flags))
1210 h->flags &= ~HTML_NOSPACE;
1211
1212 return 0;
1213 }
1214
1215 static int
1216 mdoc_skip_pre(MDOC_ARGS)
1217 {
1218
1219 return 0;
1220 }
1221
1222 static int
1223 mdoc_pp_pre(MDOC_ARGS)
1224 {
1225
1226 print_paragraph(h);
1227 return 0;
1228 }
1229
1230 static int
1231 mdoc_lk_pre(MDOC_ARGS)
1232 {
1233 const struct roff_node *link, *descr, *punct;
1234 struct tag *t;
1235
1236 if ((link = n->child) == NULL)
1237 return 0;
1238
1239 /* Find beginning of trailing punctuation. */
1240 punct = n->last;
1241 while (punct != link && punct->flags & NODE_DELIMC)
1242 punct = punct->prev;
1243 punct = punct->next;
1244
1245 /* Link target and link text. */
1246 descr = link->next;
1247 if (descr == punct)
1248 descr = link; /* no text */
1249 t = print_otag(h, TAG_A, "cTh", "Lk", link->string);
1250 do {
1251 if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1252 h->flags |= HTML_NOSPACE;
1253 print_text(h, descr->string);
1254 descr = descr->next;
1255 } while (descr != punct);
1256 print_tagq(h, t);
1257
1258 /* Trailing punctuation. */
1259 while (punct != NULL) {
1260 h->flags |= HTML_NOSPACE;
1261 print_text(h, punct->string);
1262 punct = punct->next;
1263 }
1264 return 0;
1265 }
1266
1267 static int
1268 mdoc_mt_pre(MDOC_ARGS)
1269 {
1270 struct tag *t;
1271 char *cp;
1272
1273 for (n = n->child; n; n = n->next) {
1274 assert(n->type == ROFFT_TEXT);
1275
1276 mandoc_asprintf(&cp, "mailto:%s", n->string);
1277 t = print_otag(h, TAG_A, "cTh", "Mt", cp);
1278 print_text(h, n->string);
1279 print_tagq(h, t);
1280 free(cp);
1281 }
1282
1283 return 0;
1284 }
1285
1286 static int
1287 mdoc_fo_pre(MDOC_ARGS)
1288 {
1289 struct tag *t;
1290
1291 if (n->type == ROFFT_BODY) {
1292 h->flags |= HTML_NOSPACE;
1293 print_text(h, "(");
1294 h->flags |= HTML_NOSPACE;
1295 return 1;
1296 } else if (n->type == ROFFT_BLOCK) {
1297 synopsis_pre(h, n);
1298 return 1;
1299 }
1300
1301 if (n->child == NULL)
1302 return 0;
1303
1304 assert(n->child->string);
1305 t = print_otag(h, TAG_CODE, "cT", "Fn");
1306 print_text(h, n->child->string);
1307 print_tagq(h, t);
1308 return 0;
1309 }
1310
1311 static void
1312 mdoc_fo_post(MDOC_ARGS)
1313 {
1314
1315 if (n->type != ROFFT_BODY)
1316 return;
1317 h->flags |= HTML_NOSPACE;
1318 print_text(h, ")");
1319 h->flags |= HTML_NOSPACE;
1320 print_text(h, ";");
1321 }
1322
1323 static int
1324 mdoc_in_pre(MDOC_ARGS)
1325 {
1326 struct tag *t;
1327
1328 synopsis_pre(h, n);
1329 print_otag(h, TAG_CODE, "cT", "In");
1330
1331 /*
1332 * The first argument of the `In' gets special treatment as
1333 * being a linked value. Subsequent values are printed
1334 * afterward. groff does similarly. This also handles the case
1335 * of no children.
1336 */
1337
1338 if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags)
1339 print_text(h, "#include");
1340
1341 print_text(h, "<");
1342 h->flags |= HTML_NOSPACE;
1343
1344 if (NULL != (n = n->child)) {
1345 assert(n->type == ROFFT_TEXT);
1346
1347 if (h->base_includes)
1348 t = print_otag(h, TAG_A, "cThI", "In", n->string);
1349 else
1350 t = print_otag(h, TAG_A, "cT", "In");
1351 print_text(h, n->string);
1352 print_tagq(h, t);
1353
1354 n = n->next;
1355 }
1356
1357 h->flags |= HTML_NOSPACE;
1358 print_text(h, ">");
1359
1360 for ( ; n; n = n->next) {
1361 assert(n->type == ROFFT_TEXT);
1362 print_text(h, n->string);
1363 }
1364
1365 return 0;
1366 }
1367
1368 static int
1369 mdoc_ic_pre(MDOC_ARGS)
1370 {
1371 char *id;
1372
1373 if ((id = cond_id(n)) != NULL)
1374 print_otag(h, TAG_A, "chR", "permalink", id);
1375 print_otag(h, TAG_CODE, "cTi", "Ic", id);
1376 return 1;
1377 }
1378
1379 static int
1380 mdoc_va_pre(MDOC_ARGS)
1381 {
1382 print_otag(h, TAG_VAR, "cT", "Va");
1383 return 1;
1384 }
1385
1386 static int
1387 mdoc_ap_pre(MDOC_ARGS)
1388 {
1389
1390 h->flags |= HTML_NOSPACE;
1391 print_text(h, "\\(aq");
1392 h->flags |= HTML_NOSPACE;
1393 return 1;
1394 }
1395
1396 static int
1397 mdoc_bf_pre(MDOC_ARGS)
1398 {
1399 const char *cattr;
1400
1401 if (n->type == ROFFT_HEAD)
1402 return 0;
1403 else if (n->type != ROFFT_BODY)
1404 return 1;
1405
1406 if (FONT_Em == n->norm->Bf.font)
1407 cattr = "Bf Em";
1408 else if (FONT_Sy == n->norm->Bf.font)
1409 cattr = "Bf Sy";
1410 else if (FONT_Li == n->norm->Bf.font)
1411 cattr = "Bf Li";
1412 else
1413 cattr = "Bf No";
1414
1415 /* Cannot use TAG_SPAN because it may contain blocks. */
1416 print_otag(h, TAG_DIV, "c", cattr);
1417 return 1;
1418 }
1419
1420 static int
1421 mdoc_ms_pre(MDOC_ARGS)
1422 {
1423 char *id;
1424
1425 if ((id = cond_id(n)) != NULL)
1426 print_otag(h, TAG_A, "chR", "permalink", id);
1427 print_otag(h, TAG_SPAN, "cTi", "Ms", id);
1428 return 1;
1429 }
1430
1431 static int
1432 mdoc_igndelim_pre(MDOC_ARGS)
1433 {
1434
1435 h->flags |= HTML_IGNDELIM;
1436 return 1;
1437 }
1438
1439 static void
1440 mdoc_pf_post(MDOC_ARGS)
1441 {
1442
1443 if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1444 h->flags |= HTML_NOSPACE;
1445 }
1446
1447 static int
1448 mdoc_rs_pre(MDOC_ARGS)
1449 {
1450 if (n->type != ROFFT_BLOCK)
1451 return 1;
1452
1453 if (n->prev && SEC_SEE_ALSO == n->sec)
1454 print_paragraph(h);
1455
1456 print_otag(h, TAG_CITE, "cT", "Rs");
1457 return 1;
1458 }
1459
1460 static int
1461 mdoc_no_pre(MDOC_ARGS)
1462 {
1463 char *id;
1464
1465 if ((id = cond_id(n)) != NULL)
1466 print_otag(h, TAG_A, "chR", "permalink", id);
1467 print_otag(h, TAG_SPAN, "ci", "No", id);
1468 return 1;
1469 }
1470
1471 static int
1472 mdoc_li_pre(MDOC_ARGS)
1473 {
1474 char *id;
1475
1476 if ((id = cond_id(n)) != NULL)
1477 print_otag(h, TAG_A, "chR", "permalink", id);
1478 print_otag(h, TAG_CODE, "ci", "Li", id);
1479 return 1;
1480 }
1481
1482 static int
1483 mdoc_sy_pre(MDOC_ARGS)
1484 {
1485 print_otag(h, TAG_B, "cT", "Sy");
1486 return 1;
1487 }
1488
1489 static int
1490 mdoc_lb_pre(MDOC_ARGS)
1491 {
1492 if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags && n->prev)
1493 print_otag(h, TAG_BR, "");
1494
1495 print_otag(h, TAG_SPAN, "cT", "Lb");
1496 return 1;
1497 }
1498
1499 static int
1500 mdoc__x_pre(MDOC_ARGS)
1501 {
1502 const char *cattr;
1503 enum htmltag t;
1504
1505 t = TAG_SPAN;
1506
1507 switch (n->tok) {
1508 case MDOC__A:
1509 cattr = "RsA";
1510 if (n->prev && MDOC__A == n->prev->tok)
1511 if (NULL == n->next || MDOC__A != n->next->tok)
1512 print_text(h, "and");
1513 break;
1514 case MDOC__B:
1515 t = TAG_I;
1516 cattr = "RsB";
1517 break;
1518 case MDOC__C:
1519 cattr = "RsC";
1520 break;
1521 case MDOC__D:
1522 cattr = "RsD";
1523 break;
1524 case MDOC__I:
1525 t = TAG_I;
1526 cattr = "RsI";
1527 break;
1528 case MDOC__J:
1529 t = TAG_I;
1530 cattr = "RsJ";
1531 break;
1532 case MDOC__N:
1533 cattr = "RsN";
1534 break;
1535 case MDOC__O:
1536 cattr = "RsO";
1537 break;
1538 case MDOC__P:
1539 cattr = "RsP";
1540 break;
1541 case MDOC__Q:
1542 cattr = "RsQ";
1543 break;
1544 case MDOC__R:
1545 cattr = "RsR";
1546 break;
1547 case MDOC__T:
1548 cattr = "RsT";
1549 break;
1550 case MDOC__U:
1551 print_otag(h, TAG_A, "ch", "RsU", n->child->string);
1552 return 1;
1553 case MDOC__V:
1554 cattr = "RsV";
1555 break;
1556 default:
1557 abort();
1558 }
1559
1560 print_otag(h, t, "c", cattr);
1561 return 1;
1562 }
1563
1564 static void
1565 mdoc__x_post(MDOC_ARGS)
1566 {
1567
1568 if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1569 if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1570 if (NULL == n->prev || MDOC__A != n->prev->tok)
1571 return;
1572
1573 /* TODO: %U */
1574
1575 if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1576 return;
1577
1578 h->flags |= HTML_NOSPACE;
1579 print_text(h, n->next ? "," : ".");
1580 }
1581
1582 static int
1583 mdoc_bk_pre(MDOC_ARGS)
1584 {
1585
1586 switch (n->type) {
1587 case ROFFT_BLOCK:
1588 break;
1589 case ROFFT_HEAD:
1590 return 0;
1591 case ROFFT_BODY:
1592 if (n->parent->args != NULL || n->prev->child == NULL)
1593 h->flags |= HTML_PREKEEP;
1594 break;
1595 default:
1596 abort();
1597 }
1598
1599 return 1;
1600 }
1601
1602 static void
1603 mdoc_bk_post(MDOC_ARGS)
1604 {
1605
1606 if (n->type == ROFFT_BODY)
1607 h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
1608 }
1609
1610 static int
1611 mdoc_quote_pre(MDOC_ARGS)
1612 {
1613 if (n->type != ROFFT_BODY)
1614 return 1;
1615
1616 switch (n->tok) {
1617 case MDOC_Ao:
1618 case MDOC_Aq:
1619 print_text(h, n->child != NULL && n->child->next == NULL &&
1620 n->child->tok == MDOC_Mt ? "<" : "\\(la");
1621 break;
1622 case MDOC_Bro:
1623 case MDOC_Brq:
1624 print_text(h, "\\(lC");
1625 break;
1626 case MDOC_Bo:
1627 case MDOC_Bq:
1628 print_text(h, "\\(lB");
1629 break;
1630 case MDOC_Oo:
1631 case MDOC_Op:
1632 print_text(h, "\\(lB");
1633 h->flags |= HTML_NOSPACE;
1634 /* Cannot use TAG_SPAN because it may contain blocks. */
1635 print_otag(h, TAG_IDIV, "c", "Op");
1636 break;
1637 case MDOC_En:
1638 if (NULL == n->norm->Es ||
1639 NULL == n->norm->Es->child)
1640 return 1;
1641 print_text(h, n->norm->Es->child->string);
1642 break;
1643 case MDOC_Do:
1644 case MDOC_Dq:
1645 case MDOC_Qo:
1646 case MDOC_Qq:
1647 print_text(h, "\\(lq");
1648 break;
1649 case MDOC_Po:
1650 case MDOC_Pq:
1651 print_text(h, "(");
1652 break;
1653 case MDOC_Ql:
1654 print_text(h, "\\(oq");
1655 h->flags |= HTML_NOSPACE;
1656 print_otag(h, TAG_CODE, "c", "Li");
1657 break;
1658 case MDOC_So:
1659 case MDOC_Sq:
1660 print_text(h, "\\(oq");
1661 break;
1662 default:
1663 abort();
1664 }
1665
1666 h->flags |= HTML_NOSPACE;
1667 return 1;
1668 }
1669
1670 static void
1671 mdoc_quote_post(MDOC_ARGS)
1672 {
1673
1674 if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1675 return;
1676
1677 h->flags |= HTML_NOSPACE;
1678
1679 switch (n->tok) {
1680 case MDOC_Ao:
1681 case MDOC_Aq:
1682 print_text(h, n->child != NULL && n->child->next == NULL &&
1683 n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1684 break;
1685 case MDOC_Bro:
1686 case MDOC_Brq:
1687 print_text(h, "\\(rC");
1688 break;
1689 case MDOC_Oo:
1690 case MDOC_Op:
1691 case MDOC_Bo:
1692 case MDOC_Bq:
1693 print_text(h, "\\(rB");
1694 break;
1695 case MDOC_En:
1696 if (n->norm->Es == NULL ||
1697 n->norm->Es->child == NULL ||
1698 n->norm->Es->child->next == NULL)
1699 h->flags &= ~HTML_NOSPACE;
1700 else
1701 print_text(h, n->norm->Es->child->next->string);
1702 break;
1703 case MDOC_Qo:
1704 case MDOC_Qq:
1705 case MDOC_Do:
1706 case MDOC_Dq:
1707 print_text(h, "\\(rq");
1708 break;
1709 case MDOC_Po:
1710 case MDOC_Pq:
1711 print_text(h, ")");
1712 break;
1713 case MDOC_Ql:
1714 case MDOC_So:
1715 case MDOC_Sq:
1716 print_text(h, "\\(cq");
1717 break;
1718 default:
1719 abort();
1720 }
1721 }
1722
1723 static int
1724 mdoc_eo_pre(MDOC_ARGS)
1725 {
1726
1727 if (n->type != ROFFT_BODY)
1728 return 1;
1729
1730 if (n->end == ENDBODY_NOT &&
1731 n->parent->head->child == NULL &&
1732 n->child != NULL &&
1733 n->child->end != ENDBODY_NOT)
1734 print_text(h, "\\&");
1735 else if (n->end != ENDBODY_NOT ? n->child != NULL :
1736 n->parent->head->child != NULL && (n->child != NULL ||
1737 (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1738 h->flags |= HTML_NOSPACE;
1739 return 1;
1740 }
1741
1742 static void
1743 mdoc_eo_post(MDOC_ARGS)
1744 {
1745 int body, tail;
1746
1747 if (n->type != ROFFT_BODY)
1748 return;
1749
1750 if (n->end != ENDBODY_NOT) {
1751 h->flags &= ~HTML_NOSPACE;
1752 return;
1753 }
1754
1755 body = n->child != NULL || n->parent->head->child != NULL;
1756 tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1757
1758 if (body && tail)
1759 h->flags |= HTML_NOSPACE;
1760 else if ( ! tail)
1761 h->flags &= ~HTML_NOSPACE;
1762 }
Unleashed OS