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Provide a variable BINM_CATMAN.
[mandoc.git] / mdoc_html.c
1 /* $Id: mdoc_html.c,v 1.271 2017/02/16 03:00:23 schwarze Exp $ */
2 /*
3 * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014, 2015, 2016, 2017 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 "roff.h"
31 #include "mdoc.h"
32 #include "out.h"
33 #include "html.h"
34 #include "main.h"
35
36 #define INDENT 5
37
38 #define MDOC_ARGS const struct roff_meta *meta, \
39 struct roff_node *n, \
40 struct html *h
41
42 #ifndef MIN
43 #define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b))
44 #endif
45
46 struct htmlmdoc {
47 int (*pre)(MDOC_ARGS);
48 void (*post)(MDOC_ARGS);
49 };
50
51 static char *make_id(const struct roff_node *);
52 static void print_mdoc_head(MDOC_ARGS);
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(MDOC_ARGS);
59 static int mdoc_root_pre(MDOC_ARGS);
60
61 static void mdoc__x_post(MDOC_ARGS);
62 static int mdoc__x_pre(MDOC_ARGS);
63 static int mdoc_ad_pre(MDOC_ARGS);
64 static int mdoc_an_pre(MDOC_ARGS);
65 static int mdoc_ap_pre(MDOC_ARGS);
66 static int mdoc_ar_pre(MDOC_ARGS);
67 static int mdoc_bd_pre(MDOC_ARGS);
68 static int mdoc_bf_pre(MDOC_ARGS);
69 static void mdoc_bk_post(MDOC_ARGS);
70 static int mdoc_bk_pre(MDOC_ARGS);
71 static int mdoc_bl_pre(MDOC_ARGS);
72 static int mdoc_cd_pre(MDOC_ARGS);
73 static int mdoc_cm_pre(MDOC_ARGS);
74 static int mdoc_d1_pre(MDOC_ARGS);
75 static int mdoc_dv_pre(MDOC_ARGS);
76 static int mdoc_fa_pre(MDOC_ARGS);
77 static int mdoc_fd_pre(MDOC_ARGS);
78 static int mdoc_fl_pre(MDOC_ARGS);
79 static int mdoc_fn_pre(MDOC_ARGS);
80 static int mdoc_ft_pre(MDOC_ARGS);
81 static int mdoc_em_pre(MDOC_ARGS);
82 static void mdoc_eo_post(MDOC_ARGS);
83 static int mdoc_eo_pre(MDOC_ARGS);
84 static int mdoc_er_pre(MDOC_ARGS);
85 static int mdoc_ev_pre(MDOC_ARGS);
86 static int mdoc_ex_pre(MDOC_ARGS);
87 static void mdoc_fo_post(MDOC_ARGS);
88 static int mdoc_fo_pre(MDOC_ARGS);
89 static int mdoc_ic_pre(MDOC_ARGS);
90 static int mdoc_igndelim_pre(MDOC_ARGS);
91 static int mdoc_in_pre(MDOC_ARGS);
92 static int mdoc_it_pre(MDOC_ARGS);
93 static int mdoc_lb_pre(MDOC_ARGS);
94 static int mdoc_li_pre(MDOC_ARGS);
95 static int mdoc_lk_pre(MDOC_ARGS);
96 static int mdoc_mt_pre(MDOC_ARGS);
97 static int mdoc_ms_pre(MDOC_ARGS);
98 static int mdoc_nd_pre(MDOC_ARGS);
99 static int mdoc_nm_pre(MDOC_ARGS);
100 static int mdoc_no_pre(MDOC_ARGS);
101 static int mdoc_ns_pre(MDOC_ARGS);
102 static int mdoc_pa_pre(MDOC_ARGS);
103 static void mdoc_pf_post(MDOC_ARGS);
104 static int mdoc_pp_pre(MDOC_ARGS);
105 static void mdoc_quote_post(MDOC_ARGS);
106 static int mdoc_quote_pre(MDOC_ARGS);
107 static int mdoc_rs_pre(MDOC_ARGS);
108 static int mdoc_sh_pre(MDOC_ARGS);
109 static int mdoc_skip_pre(MDOC_ARGS);
110 static int mdoc_sm_pre(MDOC_ARGS);
111 static int mdoc_sp_pre(MDOC_ARGS);
112 static int mdoc_ss_pre(MDOC_ARGS);
113 static int mdoc_st_pre(MDOC_ARGS);
114 static int mdoc_sx_pre(MDOC_ARGS);
115 static int mdoc_sy_pre(MDOC_ARGS);
116 static int mdoc_va_pre(MDOC_ARGS);
117 static int mdoc_vt_pre(MDOC_ARGS);
118 static int mdoc_xr_pre(MDOC_ARGS);
119 static int mdoc_xx_pre(MDOC_ARGS);
120
121 static const struct htmlmdoc mdocs[MDOC_MAX] = {
122 {mdoc_ap_pre, NULL}, /* Ap */
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_ar_pre, NULL}, /* Ar */
139 {mdoc_cd_pre, NULL}, /* Cd */
140 {mdoc_cm_pre, NULL}, /* Cm */
141 {mdoc_dv_pre, NULL}, /* Dv */
142 {mdoc_er_pre, NULL}, /* Er */
143 {mdoc_ev_pre, NULL}, /* Ev */
144 {mdoc_ex_pre, NULL}, /* Ex */
145 {mdoc_fa_pre, NULL}, /* Fa */
146 {mdoc_fd_pre, NULL}, /* Fd */
147 {mdoc_fl_pre, NULL}, /* Fl */
148 {mdoc_fn_pre, NULL}, /* Fn */
149 {mdoc_ft_pre, NULL}, /* Ft */
150 {mdoc_ic_pre, NULL}, /* Ic */
151 {mdoc_in_pre, NULL}, /* In */
152 {mdoc_li_pre, NULL}, /* Li */
153 {mdoc_nd_pre, NULL}, /* Nd */
154 {mdoc_nm_pre, NULL}, /* Nm */
155 {mdoc_quote_pre, mdoc_quote_post}, /* Op */
156 {mdoc_ft_pre, NULL}, /* Ot */
157 {mdoc_pa_pre, NULL}, /* Pa */
158 {mdoc_ex_pre, NULL}, /* Rv */
159 {mdoc_st_pre, NULL}, /* St */
160 {mdoc_va_pre, NULL}, /* Va */
161 {mdoc_vt_pre, NULL}, /* Vt */
162 {mdoc_xr_pre, NULL}, /* Xr */
163 {mdoc__x_pre, mdoc__x_post}, /* %A */
164 {mdoc__x_pre, mdoc__x_post}, /* %B */
165 {mdoc__x_pre, mdoc__x_post}, /* %D */
166 {mdoc__x_pre, mdoc__x_post}, /* %I */
167 {mdoc__x_pre, mdoc__x_post}, /* %J */
168 {mdoc__x_pre, mdoc__x_post}, /* %N */
169 {mdoc__x_pre, mdoc__x_post}, /* %O */
170 {mdoc__x_pre, mdoc__x_post}, /* %P */
171 {mdoc__x_pre, mdoc__x_post}, /* %R */
172 {mdoc__x_pre, mdoc__x_post}, /* %T */
173 {mdoc__x_pre, mdoc__x_post}, /* %V */
174 {NULL, NULL}, /* Ac */
175 {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
176 {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
177 {mdoc_xx_pre, NULL}, /* At */
178 {NULL, NULL}, /* Bc */
179 {mdoc_bf_pre, NULL}, /* Bf */
180 {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
181 {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
182 {mdoc_xx_pre, NULL}, /* Bsx */
183 {mdoc_xx_pre, NULL}, /* Bx */
184 {mdoc_skip_pre, NULL}, /* Db */
185 {NULL, NULL}, /* Dc */
186 {mdoc_quote_pre, mdoc_quote_post}, /* Do */
187 {mdoc_quote_pre, mdoc_quote_post}, /* Dq */
188 {NULL, NULL}, /* Ec */ /* FIXME: no space */
189 {NULL, NULL}, /* Ef */
190 {mdoc_em_pre, NULL}, /* Em */
191 {mdoc_eo_pre, mdoc_eo_post}, /* Eo */
192 {mdoc_xx_pre, NULL}, /* Fx */
193 {mdoc_ms_pre, NULL}, /* Ms */
194 {mdoc_no_pre, NULL}, /* No */
195 {mdoc_ns_pre, NULL}, /* Ns */
196 {mdoc_xx_pre, NULL}, /* Nx */
197 {mdoc_xx_pre, NULL}, /* Ox */
198 {NULL, NULL}, /* Pc */
199 {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
200 {mdoc_quote_pre, mdoc_quote_post}, /* Po */
201 {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
202 {NULL, NULL}, /* Qc */
203 {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
204 {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
205 {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
206 {NULL, NULL}, /* Re */
207 {mdoc_rs_pre, NULL}, /* Rs */
208 {NULL, NULL}, /* Sc */
209 {mdoc_quote_pre, mdoc_quote_post}, /* So */
210 {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
211 {mdoc_sm_pre, NULL}, /* Sm */
212 {mdoc_sx_pre, NULL}, /* Sx */
213 {mdoc_sy_pre, NULL}, /* Sy */
214 {NULL, NULL}, /* Tn */
215 {mdoc_xx_pre, NULL}, /* Ux */
216 {NULL, NULL}, /* Xc */
217 {NULL, NULL}, /* Xo */
218 {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
219 {NULL, NULL}, /* Fc */
220 {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
221 {NULL, NULL}, /* Oc */
222 {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
223 {NULL, NULL}, /* Ek */
224 {NULL, NULL}, /* Bt */
225 {NULL, NULL}, /* Hf */
226 {mdoc_em_pre, NULL}, /* Fr */
227 {NULL, NULL}, /* Ud */
228 {mdoc_lb_pre, NULL}, /* Lb */
229 {mdoc_pp_pre, NULL}, /* Lp */
230 {mdoc_lk_pre, NULL}, /* Lk */
231 {mdoc_mt_pre, NULL}, /* Mt */
232 {mdoc_quote_pre, mdoc_quote_post}, /* Brq */
233 {mdoc_quote_pre, mdoc_quote_post}, /* Bro */
234 {NULL, NULL}, /* Brc */
235 {mdoc__x_pre, mdoc__x_post}, /* %C */
236 {mdoc_skip_pre, NULL}, /* Es */
237 {mdoc_quote_pre, mdoc_quote_post}, /* En */
238 {mdoc_xx_pre, NULL}, /* Dx */
239 {mdoc__x_pre, mdoc__x_post}, /* %Q */
240 {mdoc_sp_pre, NULL}, /* br */
241 {mdoc_sp_pre, NULL}, /* sp */
242 {mdoc__x_pre, mdoc__x_post}, /* %U */
243 {NULL, NULL}, /* Ta */
244 {mdoc_skip_pre, NULL}, /* ll */
245 };
246
247
248 /*
249 * See the same function in mdoc_term.c for documentation.
250 */
251 static void
252 synopsis_pre(struct html *h, const struct roff_node *n)
253 {
254
255 if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
256 return;
257
258 if (n->prev->tok == n->tok &&
259 MDOC_Fo != n->tok &&
260 MDOC_Ft != n->tok &&
261 MDOC_Fn != n->tok) {
262 print_otag(h, TAG_BR, "");
263 return;
264 }
265
266 switch (n->prev->tok) {
267 case MDOC_Fd:
268 case MDOC_Fn:
269 case MDOC_Fo:
270 case MDOC_In:
271 case MDOC_Vt:
272 print_paragraph(h);
273 break;
274 case MDOC_Ft:
275 if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
276 print_paragraph(h);
277 break;
278 }
279 /* FALLTHROUGH */
280 default:
281 print_otag(h, TAG_BR, "");
282 break;
283 }
284 }
285
286 void
287 html_mdoc(void *arg, const struct roff_man *mdoc)
288 {
289 struct html *h;
290 struct tag *t;
291
292 h = (struct html *)arg;
293
294 if ((h->oflags & HTML_FRAGMENT) == 0) {
295 print_gen_decls(h);
296 print_otag(h, TAG_HTML, "");
297 t = print_otag(h, TAG_HEAD, "");
298 print_mdoc_head(&mdoc->meta, mdoc->first->child, h);
299 print_tagq(h, t);
300 print_otag(h, TAG_BODY, "");
301 }
302
303 mdoc_root_pre(&mdoc->meta, mdoc->first->child, h);
304 t = print_otag(h, TAG_DIV, "c", "manual-text");
305 print_mdoc_nodelist(&mdoc->meta, mdoc->first->child, h);
306 print_tagq(h, t);
307 mdoc_root_post(&mdoc->meta, mdoc->first->child, h);
308 print_tagq(h, NULL);
309 }
310
311 static void
312 print_mdoc_head(MDOC_ARGS)
313 {
314 char *cp;
315
316 print_gen_head(h);
317
318 if (meta->arch != NULL && meta->msec != NULL)
319 mandoc_asprintf(&cp, "%s(%s) (%s)", meta->title,
320 meta->msec, meta->arch);
321 else if (meta->msec != NULL)
322 mandoc_asprintf(&cp, "%s(%s)", meta->title, meta->msec);
323 else if (meta->arch != NULL)
324 mandoc_asprintf(&cp, "%s (%s)", meta->title, meta->arch);
325 else
326 cp = mandoc_strdup(meta->title);
327
328 print_otag(h, TAG_TITLE, "");
329 print_text(h, cp);
330 free(cp);
331 }
332
333 static void
334 print_mdoc_nodelist(MDOC_ARGS)
335 {
336
337 while (n != NULL) {
338 print_mdoc_node(meta, n, h);
339 n = n->next;
340 }
341 }
342
343 static void
344 print_mdoc_node(MDOC_ARGS)
345 {
346 int child;
347 struct tag *t;
348
349 if (n->flags & NODE_NOPRT)
350 return;
351
352 child = 1;
353 t = h->tag;
354 n->flags &= ~NODE_ENDED;
355
356 switch (n->type) {
357 case ROFFT_TEXT:
358 /* No tables in this mode... */
359 assert(NULL == h->tblt);
360
361 /*
362 * Make sure that if we're in a literal mode already
363 * (i.e., within a <PRE>) don't print the newline.
364 */
365 if (' ' == *n->string && NODE_LINE & n->flags)
366 if ( ! (HTML_LITERAL & h->flags))
367 print_otag(h, TAG_BR, "");
368 if (NODE_DELIMC & n->flags)
369 h->flags |= HTML_NOSPACE;
370 print_text(h, n->string);
371 if (NODE_DELIMO & n->flags)
372 h->flags |= HTML_NOSPACE;
373 return;
374 case ROFFT_EQN:
375 print_eqn(h, n->eqn);
376 break;
377 case ROFFT_TBL:
378 /*
379 * This will take care of initialising all of the table
380 * state data for the first table, then tearing it down
381 * for the last one.
382 */
383 print_tbl(h, n->span);
384 return;
385 default:
386 /*
387 * Close out the current table, if it's open, and unset
388 * the "meta" table state. This will be reopened on the
389 * next table element.
390 */
391 if (h->tblt != NULL) {
392 print_tblclose(h);
393 t = h->tag;
394 }
395 assert(h->tblt == NULL);
396 if (mdocs[n->tok].pre && (n->end == ENDBODY_NOT || n->child))
397 child = (*mdocs[n->tok].pre)(meta, n, h);
398 break;
399 }
400
401 if (h->flags & HTML_KEEP && n->flags & NODE_LINE) {
402 h->flags &= ~HTML_KEEP;
403 h->flags |= HTML_PREKEEP;
404 }
405
406 if (child && n->child)
407 print_mdoc_nodelist(meta, n->child, h);
408
409 print_stagq(h, t);
410
411 switch (n->type) {
412 case ROFFT_EQN:
413 break;
414 default:
415 if ( ! mdocs[n->tok].post || n->flags & NODE_ENDED)
416 break;
417 (*mdocs[n->tok].post)(meta, n, h);
418 if (n->end != ENDBODY_NOT)
419 n->body->flags |= NODE_ENDED;
420 break;
421 }
422 }
423
424 static void
425 mdoc_root_post(MDOC_ARGS)
426 {
427 struct tag *t, *tt;
428
429 t = print_otag(h, TAG_TABLE, "c", "foot");
430 tt = print_otag(h, TAG_TR, "");
431
432 print_otag(h, TAG_TD, "c", "foot-date");
433 print_text(h, meta->date);
434 print_stagq(h, tt);
435
436 print_otag(h, TAG_TD, "c", "foot-os");
437 print_text(h, meta->os);
438 print_tagq(h, t);
439 }
440
441 static int
442 mdoc_root_pre(MDOC_ARGS)
443 {
444 struct tag *t, *tt;
445 char *volume, *title;
446
447 if (NULL == meta->arch)
448 volume = mandoc_strdup(meta->vol);
449 else
450 mandoc_asprintf(&volume, "%s (%s)",
451 meta->vol, meta->arch);
452
453 if (NULL == meta->msec)
454 title = mandoc_strdup(meta->title);
455 else
456 mandoc_asprintf(&title, "%s(%s)",
457 meta->title, meta->msec);
458
459 t = print_otag(h, TAG_TABLE, "c", "head");
460 tt = print_otag(h, TAG_TR, "");
461
462 print_otag(h, TAG_TD, "c", "head-ltitle");
463 print_text(h, title);
464 print_stagq(h, tt);
465
466 print_otag(h, TAG_TD, "c", "head-vol");
467 print_text(h, volume);
468 print_stagq(h, tt);
469
470 print_otag(h, TAG_TD, "c", "head-rtitle");
471 print_text(h, title);
472 print_tagq(h, t);
473
474 free(title);
475 free(volume);
476 return 1;
477 }
478
479 static char *
480 make_id(const struct roff_node *n)
481 {
482 const struct roff_node *nch;
483 char *buf, *cp;
484
485 for (nch = n->child; nch != NULL; nch = nch->next)
486 if (nch->type != ROFFT_TEXT)
487 return NULL;
488
489 buf = NULL;
490 deroff(&buf, n);
491
492 /* http://www.w3.org/TR/html5/dom.html#the-id-attribute */
493
494 for (cp = buf; *cp != '\0'; cp++)
495 if (*cp == ' ')
496 *cp = '_';
497
498 return buf;
499 }
500
501 static int
502 mdoc_sh_pre(MDOC_ARGS)
503 {
504 char *id;
505
506 switch (n->type) {
507 case ROFFT_HEAD:
508 id = make_id(n);
509 print_otag(h, TAG_H1, "ci", "Sh", id);
510 free(id);
511 break;
512 case ROFFT_BODY:
513 if (n->sec == SEC_AUTHORS)
514 h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT);
515 break;
516 default:
517 break;
518 }
519 return 1;
520 }
521
522 static int
523 mdoc_ss_pre(MDOC_ARGS)
524 {
525 char *id;
526
527 if (n->type != ROFFT_HEAD)
528 return 1;
529
530 id = make_id(n);
531 print_otag(h, TAG_H2, "ci", "Ss", id);
532 free(id);
533 return 1;
534 }
535
536 static int
537 mdoc_fl_pre(MDOC_ARGS)
538 {
539 print_otag(h, TAG_B, "c", "Fl");
540 print_text(h, "\\-");
541
542 if (!(n->child == NULL &&
543 (n->next == NULL ||
544 n->next->type == ROFFT_TEXT ||
545 n->next->flags & NODE_LINE)))
546 h->flags |= HTML_NOSPACE;
547
548 return 1;
549 }
550
551 static int
552 mdoc_cm_pre(MDOC_ARGS)
553 {
554 print_otag(h, TAG_B, "c", "Cm");
555 return 1;
556 }
557
558 static int
559 mdoc_nd_pre(MDOC_ARGS)
560 {
561 if (n->type != ROFFT_BODY)
562 return 1;
563
564 /* XXX: this tag in theory can contain block elements. */
565
566 print_text(h, "\\(em");
567 print_otag(h, TAG_SPAN, "c", "Nd");
568 return 1;
569 }
570
571 static int
572 mdoc_nm_pre(MDOC_ARGS)
573 {
574 struct tag *t;
575 int len;
576
577 switch (n->type) {
578 case ROFFT_HEAD:
579 print_otag(h, TAG_TD, "");
580 /* FALLTHROUGH */
581 case ROFFT_ELEM:
582 print_otag(h, TAG_B, "c", "Nm");
583 return 1;
584 case ROFFT_BODY:
585 print_otag(h, TAG_TD, "");
586 return 1;
587 default:
588 break;
589 }
590
591 synopsis_pre(h, n);
592 print_otag(h, TAG_TABLE, "c", "Nm");
593
594 for (len = 0, n = n->head->child; n; n = n->next)
595 if (n->type == ROFFT_TEXT)
596 len += html_strlen(n->string);
597
598 if (len == 0 && meta->name != NULL)
599 len = html_strlen(meta->name);
600
601 t = print_otag(h, TAG_COLGROUP, "");
602 print_otag(h, TAG_COL, "shw", len);
603 print_otag(h, TAG_COL, "");
604 print_tagq(h, t);
605 print_otag(h, TAG_TR, "");
606 return 1;
607 }
608
609 static int
610 mdoc_xr_pre(MDOC_ARGS)
611 {
612 if (NULL == n->child)
613 return 0;
614
615 if (h->base_man)
616 print_otag(h, TAG_A, "chM", "Xr",
617 n->child->string, n->child->next == NULL ?
618 NULL : n->child->next->string);
619 else
620 print_otag(h, TAG_A, "c", "Xr");
621
622 n = n->child;
623 print_text(h, n->string);
624
625 if (NULL == (n = n->next))
626 return 0;
627
628 h->flags |= HTML_NOSPACE;
629 print_text(h, "(");
630 h->flags |= HTML_NOSPACE;
631 print_text(h, n->string);
632 h->flags |= HTML_NOSPACE;
633 print_text(h, ")");
634 return 0;
635 }
636
637 static int
638 mdoc_ns_pre(MDOC_ARGS)
639 {
640
641 if ( ! (NODE_LINE & n->flags))
642 h->flags |= HTML_NOSPACE;
643 return 1;
644 }
645
646 static int
647 mdoc_ar_pre(MDOC_ARGS)
648 {
649 print_otag(h, TAG_VAR, "c", "Ar");
650 return 1;
651 }
652
653 static int
654 mdoc_xx_pre(MDOC_ARGS)
655 {
656 print_otag(h, TAG_SPAN, "c", "Ux");
657 return 1;
658 }
659
660 static int
661 mdoc_it_pre(MDOC_ARGS)
662 {
663 const struct roff_node *bl;
664 struct tag *t;
665 const char *cattr;
666 enum mdoc_list type;
667
668 bl = n->parent;
669 while (bl != NULL && bl->tok != MDOC_Bl)
670 bl = bl->parent;
671 type = bl->norm->Bl.type;
672
673 switch (type) {
674 case LIST_bullet:
675 cattr = "It-bullet";
676 break;
677 case LIST_dash:
678 case LIST_hyphen:
679 cattr = "It-dash";
680 break;
681 case LIST_item:
682 cattr = "It-item";
683 break;
684 case LIST_enum:
685 cattr = "It-enum";
686 break;
687 case LIST_diag:
688 cattr = "It-diag";
689 break;
690 case LIST_hang:
691 cattr = "It-hang";
692 break;
693 case LIST_inset:
694 cattr = "It-inset";
695 break;
696 case LIST_ohang:
697 cattr = "It-ohang";
698 break;
699 case LIST_tag:
700 cattr = "It-tag";
701 break;
702 case LIST_column:
703 cattr = "It-column";
704 break;
705 default:
706 break;
707 }
708
709 switch (type) {
710 case LIST_bullet:
711 case LIST_dash:
712 case LIST_hyphen:
713 case LIST_item:
714 case LIST_enum:
715 switch (n->type) {
716 case ROFFT_HEAD:
717 return 0;
718 case ROFFT_BODY:
719 if (bl->norm->Bl.comp)
720 print_otag(h, TAG_LI, "csvt", cattr, 0);
721 else
722 print_otag(h, TAG_LI, "c", cattr);
723 break;
724 default:
725 break;
726 }
727 break;
728 case LIST_diag:
729 case LIST_hang:
730 case LIST_inset:
731 case LIST_ohang:
732 switch (n->type) {
733 case ROFFT_HEAD:
734 if (bl->norm->Bl.comp)
735 print_otag(h, TAG_DT, "csvt", cattr, 0);
736 else
737 print_otag(h, TAG_DT, "c", cattr);
738 if (type == LIST_diag)
739 print_otag(h, TAG_B, "c", cattr);
740 break;
741 case ROFFT_BODY:
742 print_otag(h, TAG_DD, "cswl", cattr,
743 bl->norm->Bl.width);
744 break;
745 default:
746 break;
747 }
748 break;
749 case LIST_tag:
750 switch (n->type) {
751 case ROFFT_HEAD:
752 if (h->style != NULL && !bl->norm->Bl.comp &&
753 (n->parent->prev == NULL ||
754 n->parent->prev->body->child != NULL)) {
755 t = print_otag(h, TAG_DT, "csWl",
756 cattr, bl->norm->Bl.width);
757 print_text(h, "\\ ");
758 print_tagq(h, t);
759 t = print_otag(h, TAG_DD, "c", cattr);
760 print_text(h, "\\ ");
761 print_tagq(h, t);
762 }
763 print_otag(h, TAG_DT, "csWl", cattr,
764 bl->norm->Bl.width);
765 break;
766 case ROFFT_BODY:
767 if (n->child == NULL) {
768 print_otag(h, TAG_DD, "css?", cattr,
769 "width", "auto");
770 print_text(h, "\\ ");
771 } else
772 print_otag(h, TAG_DD, "c", cattr);
773 break;
774 default:
775 break;
776 }
777 break;
778 case LIST_column:
779 switch (n->type) {
780 case ROFFT_HEAD:
781 break;
782 case ROFFT_BODY:
783 if (bl->norm->Bl.comp)
784 print_otag(h, TAG_TD, "csvt", cattr, 0);
785 else
786 print_otag(h, TAG_TD, "c", cattr);
787 break;
788 default:
789 print_otag(h, TAG_TR, "c", cattr);
790 }
791 default:
792 break;
793 }
794
795 return 1;
796 }
797
798 static int
799 mdoc_bl_pre(MDOC_ARGS)
800 {
801 struct tag *t;
802 struct mdoc_bl *bl;
803 const char *cattr;
804 size_t i;
805 enum htmltag elemtype;
806
807 bl = &n->norm->Bl;
808
809 switch (n->type) {
810 case ROFFT_BODY:
811 return 1;
812
813 case ROFFT_HEAD:
814 if (bl->type != LIST_column || bl->ncols == 0)
815 return 0;
816
817 /*
818 * For each column, print out the <COL> tag with our
819 * suggested width. The last column gets min-width, as
820 * in terminal mode it auto-sizes to the width of the
821 * screen and we want to preserve that behaviour.
822 */
823
824 t = print_otag(h, TAG_COLGROUP, "");
825 for (i = 0; i < bl->ncols - 1; i++)
826 print_otag(h, TAG_COL, "sww", bl->cols[i]);
827 print_otag(h, TAG_COL, "swW", bl->cols[i]);
828 print_tagq(h, t);
829 return 0;
830
831 default:
832 break;
833 }
834
835 switch (bl->type) {
836 case LIST_bullet:
837 elemtype = TAG_UL;
838 cattr = "Bl-bullet";
839 break;
840 case LIST_dash:
841 case LIST_hyphen:
842 elemtype = TAG_UL;
843 cattr = "Bl-dash";
844 break;
845 case LIST_item:
846 elemtype = TAG_UL;
847 cattr = "Bl-item";
848 break;
849 case LIST_enum:
850 elemtype = TAG_OL;
851 cattr = "Bl-enum";
852 break;
853 case LIST_diag:
854 elemtype = TAG_DL;
855 cattr = "Bl-diag";
856 break;
857 case LIST_hang:
858 elemtype = TAG_DL;
859 cattr = "Bl-hang";
860 break;
861 case LIST_inset:
862 elemtype = TAG_DL;
863 cattr = "Bl-inset";
864 break;
865 case LIST_ohang:
866 elemtype = TAG_DL;
867 cattr = "Bl-ohang";
868 break;
869 case LIST_tag:
870 cattr = "Bl-tag";
871 if (bl->offs)
872 print_otag(h, TAG_DIV, "cswl", cattr, bl->offs);
873 print_otag(h, TAG_DL, "cswl", cattr, bl->width);
874 return 1;
875 case LIST_column:
876 elemtype = TAG_TABLE;
877 cattr = "Bl-column";
878 break;
879 default:
880 abort();
881 }
882 print_otag(h, elemtype, "cswl", cattr, bl->offs);
883 return 1;
884 }
885
886 static int
887 mdoc_ex_pre(MDOC_ARGS)
888 {
889 if (n->prev)
890 print_otag(h, TAG_BR, "");
891 return 1;
892 }
893
894 static int
895 mdoc_st_pre(MDOC_ARGS)
896 {
897 print_otag(h, TAG_SPAN, "c", "St");
898 return 1;
899 }
900
901 static int
902 mdoc_em_pre(MDOC_ARGS)
903 {
904 print_otag(h, TAG_I, "c", "Em");
905 return 1;
906 }
907
908 static int
909 mdoc_d1_pre(MDOC_ARGS)
910 {
911 if (n->type != ROFFT_BLOCK)
912 return 1;
913
914 print_otag(h, TAG_DIV, "c", "D1");
915
916 if (n->tok == MDOC_Dl)
917 print_otag(h, TAG_CODE, "c", "Li");
918
919 return 1;
920 }
921
922 static int
923 mdoc_sx_pre(MDOC_ARGS)
924 {
925 char *id;
926
927 id = make_id(n);
928 print_otag(h, TAG_A, "chR", "Sx", id);
929 free(id);
930 return 1;
931 }
932
933 static int
934 mdoc_bd_pre(MDOC_ARGS)
935 {
936 int comp, offs, sv;
937 struct roff_node *nn;
938
939 if (n->type == ROFFT_HEAD)
940 return 0;
941
942 if (n->type == ROFFT_BLOCK) {
943 comp = n->norm->Bd.comp;
944 for (nn = n; nn && ! comp; nn = nn->parent) {
945 if (nn->type != ROFFT_BLOCK)
946 continue;
947 if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
948 comp = 1;
949 if (nn->prev)
950 break;
951 }
952 if ( ! comp)
953 print_paragraph(h);
954 return 1;
955 }
956
957 /* Handle the -offset argument. */
958
959 if (n->norm->Bd.offs == NULL ||
960 ! strcmp(n->norm->Bd.offs, "left"))
961 offs = 0;
962 else if ( ! strcmp(n->norm->Bd.offs, "indent"))
963 offs = INDENT;
964 else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
965 offs = INDENT * 2;
966 else
967 offs = -1;
968
969 if (offs == -1)
970 print_otag(h, TAG_DIV, "cswl", "Bd", n->norm->Bd.offs);
971 else
972 print_otag(h, TAG_DIV, "cshl", "Bd", offs);
973
974 if (n->norm->Bd.type != DISP_unfilled &&
975 n->norm->Bd.type != DISP_literal)
976 return 1;
977
978 print_otag(h, TAG_PRE, "c", "Li");
979
980 /* This can be recursive: save & set our literal state. */
981
982 sv = h->flags & HTML_LITERAL;
983 h->flags |= HTML_LITERAL;
984
985 for (nn = n->child; nn; nn = nn->next) {
986 print_mdoc_node(meta, nn, h);
987 /*
988 * If the printed node flushes its own line, then we
989 * needn't do it here as well. This is hacky, but the
990 * notion of selective eoln whitespace is pretty dumb
991 * anyway, so don't sweat it.
992 */
993 switch (nn->tok) {
994 case MDOC_Sm:
995 case MDOC_br:
996 case MDOC_sp:
997 case MDOC_Bl:
998 case MDOC_D1:
999 case MDOC_Dl:
1000 case MDOC_Lp:
1001 case MDOC_Pp:
1002 continue;
1003 default:
1004 break;
1005 }
1006 if (h->flags & HTML_NONEWLINE ||
1007 (nn->next && ! (nn->next->flags & NODE_LINE)))
1008 continue;
1009 else if (nn->next)
1010 print_text(h, "\n");
1011
1012 h->flags |= HTML_NOSPACE;
1013 }
1014
1015 if (0 == sv)
1016 h->flags &= ~HTML_LITERAL;
1017
1018 return 0;
1019 }
1020
1021 static int
1022 mdoc_pa_pre(MDOC_ARGS)
1023 {
1024 print_otag(h, TAG_I, "c", "Pa");
1025 return 1;
1026 }
1027
1028 static int
1029 mdoc_ad_pre(MDOC_ARGS)
1030 {
1031 print_otag(h, TAG_I, "c", "Ad");
1032 return 1;
1033 }
1034
1035 static int
1036 mdoc_an_pre(MDOC_ARGS)
1037 {
1038 if (n->norm->An.auth == AUTH_split) {
1039 h->flags &= ~HTML_NOSPLIT;
1040 h->flags |= HTML_SPLIT;
1041 return 0;
1042 }
1043 if (n->norm->An.auth == AUTH_nosplit) {
1044 h->flags &= ~HTML_SPLIT;
1045 h->flags |= HTML_NOSPLIT;
1046 return 0;
1047 }
1048
1049 if (h->flags & HTML_SPLIT)
1050 print_otag(h, TAG_BR, "");
1051
1052 if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT))
1053 h->flags |= HTML_SPLIT;
1054
1055 print_otag(h, TAG_SPAN, "c", "An");
1056 return 1;
1057 }
1058
1059 static int
1060 mdoc_cd_pre(MDOC_ARGS)
1061 {
1062 synopsis_pre(h, n);
1063 print_otag(h, TAG_B, "c", "Cd");
1064 return 1;
1065 }
1066
1067 static int
1068 mdoc_dv_pre(MDOC_ARGS)
1069 {
1070 print_otag(h, TAG_CODE, "c", "Dv");
1071 return 1;
1072 }
1073
1074 static int
1075 mdoc_ev_pre(MDOC_ARGS)
1076 {
1077 print_otag(h, TAG_CODE, "c", "Ev");
1078 return 1;
1079 }
1080
1081 static int
1082 mdoc_er_pre(MDOC_ARGS)
1083 {
1084 print_otag(h, TAG_CODE, "c", "Er");
1085 return 1;
1086 }
1087
1088 static int
1089 mdoc_fa_pre(MDOC_ARGS)
1090 {
1091 const struct roff_node *nn;
1092 struct tag *t;
1093
1094 if (n->parent->tok != MDOC_Fo) {
1095 print_otag(h, TAG_VAR, "c", "Fa");
1096 return 1;
1097 }
1098
1099 for (nn = n->child; nn; nn = nn->next) {
1100 t = print_otag(h, TAG_VAR, "c", "Fa");
1101 print_text(h, nn->string);
1102 print_tagq(h, t);
1103 if (nn->next) {
1104 h->flags |= HTML_NOSPACE;
1105 print_text(h, ",");
1106 }
1107 }
1108
1109 if (n->child && n->next && n->next->tok == MDOC_Fa) {
1110 h->flags |= HTML_NOSPACE;
1111 print_text(h, ",");
1112 }
1113
1114 return 0;
1115 }
1116
1117 static int
1118 mdoc_fd_pre(MDOC_ARGS)
1119 {
1120 struct tag *t;
1121 char *buf, *cp;
1122
1123 synopsis_pre(h, n);
1124
1125 if (NULL == (n = n->child))
1126 return 0;
1127
1128 assert(n->type == ROFFT_TEXT);
1129
1130 if (strcmp(n->string, "#include")) {
1131 print_otag(h, TAG_B, "c", "Fd");
1132 return 1;
1133 }
1134
1135 print_otag(h, TAG_B, "c", "In");
1136 print_text(h, n->string);
1137
1138 if (NULL != (n = n->next)) {
1139 assert(n->type == ROFFT_TEXT);
1140
1141 if (h->base_includes) {
1142 cp = n->string;
1143 if (*cp == '<' || *cp == '"')
1144 cp++;
1145 buf = mandoc_strdup(cp);
1146 cp = strchr(buf, '\0') - 1;
1147 if (cp >= buf && (*cp == '>' || *cp == '"'))
1148 *cp = '\0';
1149 t = print_otag(h, TAG_A, "chI", "In", buf);
1150 free(buf);
1151 } else
1152 t = print_otag(h, TAG_A, "c", "In");
1153
1154 print_text(h, n->string);
1155 print_tagq(h, t);
1156
1157 n = n->next;
1158 }
1159
1160 for ( ; n; n = n->next) {
1161 assert(n->type == ROFFT_TEXT);
1162 print_text(h, n->string);
1163 }
1164
1165 return 0;
1166 }
1167
1168 static int
1169 mdoc_vt_pre(MDOC_ARGS)
1170 {
1171 if (n->type == ROFFT_BLOCK) {
1172 synopsis_pre(h, n);
1173 return 1;
1174 } else if (n->type == ROFFT_ELEM) {
1175 synopsis_pre(h, n);
1176 } else if (n->type == ROFFT_HEAD)
1177 return 0;
1178
1179 print_otag(h, TAG_VAR, "c", "Vt");
1180 return 1;
1181 }
1182
1183 static int
1184 mdoc_ft_pre(MDOC_ARGS)
1185 {
1186 synopsis_pre(h, n);
1187 print_otag(h, TAG_VAR, "c", "Ft");
1188 return 1;
1189 }
1190
1191 static int
1192 mdoc_fn_pre(MDOC_ARGS)
1193 {
1194 struct tag *t;
1195 char nbuf[BUFSIZ];
1196 const char *sp, *ep;
1197 int sz, pretty;
1198
1199 pretty = NODE_SYNPRETTY & n->flags;
1200 synopsis_pre(h, n);
1201
1202 /* Split apart into type and name. */
1203 assert(n->child->string);
1204 sp = n->child->string;
1205
1206 ep = strchr(sp, ' ');
1207 if (NULL != ep) {
1208 t = print_otag(h, TAG_VAR, "c", "Ft");
1209
1210 while (ep) {
1211 sz = MIN((int)(ep - sp), BUFSIZ - 1);
1212 (void)memcpy(nbuf, sp, (size_t)sz);
1213 nbuf[sz] = '\0';
1214 print_text(h, nbuf);
1215 sp = ++ep;
1216 ep = strchr(sp, ' ');
1217 }
1218 print_tagq(h, t);
1219 }
1220
1221 t = print_otag(h, TAG_B, "c", "Fn");
1222
1223 if (sp)
1224 print_text(h, sp);
1225
1226 print_tagq(h, t);
1227
1228 h->flags |= HTML_NOSPACE;
1229 print_text(h, "(");
1230 h->flags |= HTML_NOSPACE;
1231
1232 for (n = n->child->next; n; n = n->next) {
1233 if (NODE_SYNPRETTY & n->flags)
1234 t = print_otag(h, TAG_VAR, "css?", "Fa",
1235 "white-space", "nowrap");
1236 else
1237 t = print_otag(h, TAG_VAR, "c", "Fa");
1238 print_text(h, n->string);
1239 print_tagq(h, t);
1240 if (n->next) {
1241 h->flags |= HTML_NOSPACE;
1242 print_text(h, ",");
1243 }
1244 }
1245
1246 h->flags |= HTML_NOSPACE;
1247 print_text(h, ")");
1248
1249 if (pretty) {
1250 h->flags |= HTML_NOSPACE;
1251 print_text(h, ";");
1252 }
1253
1254 return 0;
1255 }
1256
1257 static int
1258 mdoc_sm_pre(MDOC_ARGS)
1259 {
1260
1261 if (NULL == n->child)
1262 h->flags ^= HTML_NONOSPACE;
1263 else if (0 == strcmp("on", n->child->string))
1264 h->flags &= ~HTML_NONOSPACE;
1265 else
1266 h->flags |= HTML_NONOSPACE;
1267
1268 if ( ! (HTML_NONOSPACE & h->flags))
1269 h->flags &= ~HTML_NOSPACE;
1270
1271 return 0;
1272 }
1273
1274 static int
1275 mdoc_skip_pre(MDOC_ARGS)
1276 {
1277
1278 return 0;
1279 }
1280
1281 static int
1282 mdoc_pp_pre(MDOC_ARGS)
1283 {
1284
1285 print_paragraph(h);
1286 return 0;
1287 }
1288
1289 static int
1290 mdoc_sp_pre(MDOC_ARGS)
1291 {
1292 struct roffsu su;
1293
1294 SCALE_VS_INIT(&su, 1);
1295
1296 if (MDOC_sp == n->tok) {
1297 if (NULL != (n = n->child)) {
1298 if ( ! a2roffsu(n->string, &su, SCALE_VS))
1299 su.scale = 1.0;
1300 else if (su.scale < 0.0)
1301 su.scale = 0.0;
1302 }
1303 } else
1304 su.scale = 0.0;
1305
1306 print_otag(h, TAG_DIV, "suh", &su);
1307
1308 /* So the div isn't empty: */
1309 print_text(h, "\\~");
1310
1311 return 0;
1312
1313 }
1314
1315 static int
1316 mdoc_lk_pre(MDOC_ARGS)
1317 {
1318 if (NULL == (n = n->child))
1319 return 0;
1320
1321 assert(n->type == ROFFT_TEXT);
1322
1323 print_otag(h, TAG_A, "ch", "Lk", n->string);
1324
1325 if (NULL == n->next)
1326 print_text(h, n->string);
1327
1328 for (n = n->next; n; n = n->next)
1329 print_text(h, n->string);
1330
1331 return 0;
1332 }
1333
1334 static int
1335 mdoc_mt_pre(MDOC_ARGS)
1336 {
1337 struct tag *t;
1338 char *cp;
1339
1340 for (n = n->child; n; n = n->next) {
1341 assert(n->type == ROFFT_TEXT);
1342
1343 mandoc_asprintf(&cp, "mailto:%s", n->string);
1344 t = print_otag(h, TAG_A, "ch", "Mt", cp);
1345 print_text(h, n->string);
1346 print_tagq(h, t);
1347 free(cp);
1348 }
1349
1350 return 0;
1351 }
1352
1353 static int
1354 mdoc_fo_pre(MDOC_ARGS)
1355 {
1356 struct tag *t;
1357
1358 if (n->type == ROFFT_BODY) {
1359 h->flags |= HTML_NOSPACE;
1360 print_text(h, "(");
1361 h->flags |= HTML_NOSPACE;
1362 return 1;
1363 } else if (n->type == ROFFT_BLOCK) {
1364 synopsis_pre(h, n);
1365 return 1;
1366 }
1367
1368 if (n->child == NULL)
1369 return 0;
1370
1371 assert(n->child->string);
1372 t = print_otag(h, TAG_B, "c", "Fn");
1373 print_text(h, n->child->string);
1374 print_tagq(h, t);
1375 return 0;
1376 }
1377
1378 static void
1379 mdoc_fo_post(MDOC_ARGS)
1380 {
1381
1382 if (n->type != ROFFT_BODY)
1383 return;
1384 h->flags |= HTML_NOSPACE;
1385 print_text(h, ")");
1386 h->flags |= HTML_NOSPACE;
1387 print_text(h, ";");
1388 }
1389
1390 static int
1391 mdoc_in_pre(MDOC_ARGS)
1392 {
1393 struct tag *t;
1394
1395 synopsis_pre(h, n);
1396 print_otag(h, TAG_B, "c", "In");
1397
1398 /*
1399 * The first argument of the `In' gets special treatment as
1400 * being a linked value. Subsequent values are printed
1401 * afterward. groff does similarly. This also handles the case
1402 * of no children.
1403 */
1404
1405 if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags)
1406 print_text(h, "#include");
1407
1408 print_text(h, "<");
1409 h->flags |= HTML_NOSPACE;
1410
1411 if (NULL != (n = n->child)) {
1412 assert(n->type == ROFFT_TEXT);
1413
1414 if (h->base_includes)
1415 t = print_otag(h, TAG_A, "chI", "In", n->string);
1416 else
1417 t = print_otag(h, TAG_A, "c", "In");
1418 print_text(h, n->string);
1419 print_tagq(h, t);
1420
1421 n = n->next;
1422 }
1423
1424 h->flags |= HTML_NOSPACE;
1425 print_text(h, ">");
1426
1427 for ( ; n; n = n->next) {
1428 assert(n->type == ROFFT_TEXT);
1429 print_text(h, n->string);
1430 }
1431
1432 return 0;
1433 }
1434
1435 static int
1436 mdoc_ic_pre(MDOC_ARGS)
1437 {
1438 print_otag(h, TAG_B, "c", "Ic");
1439 return 1;
1440 }
1441
1442 static int
1443 mdoc_va_pre(MDOC_ARGS)
1444 {
1445 print_otag(h, TAG_VAR, "c", "Va");
1446 return 1;
1447 }
1448
1449 static int
1450 mdoc_ap_pre(MDOC_ARGS)
1451 {
1452
1453 h->flags |= HTML_NOSPACE;
1454 print_text(h, "\\(aq");
1455 h->flags |= HTML_NOSPACE;
1456 return 1;
1457 }
1458
1459 static int
1460 mdoc_bf_pre(MDOC_ARGS)
1461 {
1462 const char *cattr;
1463
1464 if (n->type == ROFFT_HEAD)
1465 return 0;
1466 else if (n->type != ROFFT_BODY)
1467 return 1;
1468
1469 if (FONT_Em == n->norm->Bf.font)
1470 cattr = "Em";
1471 else if (FONT_Sy == n->norm->Bf.font)
1472 cattr = "Sy";
1473 else if (FONT_Li == n->norm->Bf.font)
1474 cattr = "Li";
1475 else
1476 cattr = "No";
1477
1478 /*
1479 * We want this to be inline-formatted, but needs to be div to
1480 * accept block children.
1481 */
1482
1483 print_otag(h, TAG_DIV, "css?hl", cattr, "display", "inline", 1);
1484 return 1;
1485 }
1486
1487 static int
1488 mdoc_ms_pre(MDOC_ARGS)
1489 {
1490 print_otag(h, TAG_B, "c", "Ms");
1491 return 1;
1492 }
1493
1494 static int
1495 mdoc_igndelim_pre(MDOC_ARGS)
1496 {
1497
1498 h->flags |= HTML_IGNDELIM;
1499 return 1;
1500 }
1501
1502 static void
1503 mdoc_pf_post(MDOC_ARGS)
1504 {
1505
1506 if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1507 h->flags |= HTML_NOSPACE;
1508 }
1509
1510 static int
1511 mdoc_rs_pre(MDOC_ARGS)
1512 {
1513 if (n->type != ROFFT_BLOCK)
1514 return 1;
1515
1516 if (n->prev && SEC_SEE_ALSO == n->sec)
1517 print_paragraph(h);
1518
1519 print_otag(h, TAG_CITE, "c", "Rs");
1520 return 1;
1521 }
1522
1523 static int
1524 mdoc_no_pre(MDOC_ARGS)
1525 {
1526 print_otag(h, TAG_SPAN, "c", "No");
1527 return 1;
1528 }
1529
1530 static int
1531 mdoc_li_pre(MDOC_ARGS)
1532 {
1533 print_otag(h, TAG_CODE, "c", "Li");
1534 return 1;
1535 }
1536
1537 static int
1538 mdoc_sy_pre(MDOC_ARGS)
1539 {
1540 print_otag(h, TAG_B, "c", "Sy");
1541 return 1;
1542 }
1543
1544 static int
1545 mdoc_lb_pre(MDOC_ARGS)
1546 {
1547 if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags && n->prev)
1548 print_otag(h, TAG_BR, "");
1549
1550 print_otag(h, TAG_SPAN, "c", "Lb");
1551 return 1;
1552 }
1553
1554 static int
1555 mdoc__x_pre(MDOC_ARGS)
1556 {
1557 const char *cattr;
1558 enum htmltag t;
1559
1560 t = TAG_SPAN;
1561
1562 switch (n->tok) {
1563 case MDOC__A:
1564 cattr = "RsA";
1565 if (n->prev && MDOC__A == n->prev->tok)
1566 if (NULL == n->next || MDOC__A != n->next->tok)
1567 print_text(h, "and");
1568 break;
1569 case MDOC__B:
1570 t = TAG_I;
1571 cattr = "RsB";
1572 break;
1573 case MDOC__C:
1574 cattr = "RsC";
1575 break;
1576 case MDOC__D:
1577 cattr = "RsD";
1578 break;
1579 case MDOC__I:
1580 t = TAG_I;
1581 cattr = "RsI";
1582 break;
1583 case MDOC__J:
1584 t = TAG_I;
1585 cattr = "RsJ";
1586 break;
1587 case MDOC__N:
1588 cattr = "RsN";
1589 break;
1590 case MDOC__O:
1591 cattr = "RsO";
1592 break;
1593 case MDOC__P:
1594 cattr = "RsP";
1595 break;
1596 case MDOC__Q:
1597 cattr = "RsQ";
1598 break;
1599 case MDOC__R:
1600 cattr = "RsR";
1601 break;
1602 case MDOC__T:
1603 cattr = "RsT";
1604 break;
1605 case MDOC__U:
1606 print_otag(h, TAG_A, "ch", "RsU", n->child->string);
1607 return 1;
1608 case MDOC__V:
1609 cattr = "RsV";
1610 break;
1611 default:
1612 abort();
1613 }
1614
1615 print_otag(h, t, "c", cattr);
1616 return 1;
1617 }
1618
1619 static void
1620 mdoc__x_post(MDOC_ARGS)
1621 {
1622
1623 if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1624 if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1625 if (NULL == n->prev || MDOC__A != n->prev->tok)
1626 return;
1627
1628 /* TODO: %U */
1629
1630 if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1631 return;
1632
1633 h->flags |= HTML_NOSPACE;
1634 print_text(h, n->next ? "," : ".");
1635 }
1636
1637 static int
1638 mdoc_bk_pre(MDOC_ARGS)
1639 {
1640
1641 switch (n->type) {
1642 case ROFFT_BLOCK:
1643 break;
1644 case ROFFT_HEAD:
1645 return 0;
1646 case ROFFT_BODY:
1647 if (n->parent->args != NULL || n->prev->child == NULL)
1648 h->flags |= HTML_PREKEEP;
1649 break;
1650 default:
1651 abort();
1652 }
1653
1654 return 1;
1655 }
1656
1657 static void
1658 mdoc_bk_post(MDOC_ARGS)
1659 {
1660
1661 if (n->type == ROFFT_BODY)
1662 h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
1663 }
1664
1665 static int
1666 mdoc_quote_pre(MDOC_ARGS)
1667 {
1668 if (n->type != ROFFT_BODY)
1669 return 1;
1670
1671 switch (n->tok) {
1672 case MDOC_Ao:
1673 case MDOC_Aq:
1674 print_text(h, n->child != NULL && n->child->next == NULL &&
1675 n->child->tok == MDOC_Mt ? "<" : "\\(la");
1676 break;
1677 case MDOC_Bro:
1678 case MDOC_Brq:
1679 print_text(h, "\\(lC");
1680 break;
1681 case MDOC_Bo:
1682 case MDOC_Bq:
1683 print_text(h, "\\(lB");
1684 break;
1685 case MDOC_Oo:
1686 case MDOC_Op:
1687 print_text(h, "\\(lB");
1688 h->flags |= HTML_NOSPACE;
1689 print_otag(h, TAG_SPAN, "c", "Op");
1690 break;
1691 case MDOC_En:
1692 if (NULL == n->norm->Es ||
1693 NULL == n->norm->Es->child)
1694 return 1;
1695 print_text(h, n->norm->Es->child->string);
1696 break;
1697 case MDOC_Do:
1698 case MDOC_Dq:
1699 case MDOC_Qo:
1700 case MDOC_Qq:
1701 print_text(h, "\\(lq");
1702 break;
1703 case MDOC_Po:
1704 case MDOC_Pq:
1705 print_text(h, "(");
1706 break;
1707 case MDOC_Ql:
1708 print_text(h, "\\(oq");
1709 h->flags |= HTML_NOSPACE;
1710 print_otag(h, TAG_CODE, "c", "Li");
1711 break;
1712 case MDOC_So:
1713 case MDOC_Sq:
1714 print_text(h, "\\(oq");
1715 break;
1716 default:
1717 abort();
1718 }
1719
1720 h->flags |= HTML_NOSPACE;
1721 return 1;
1722 }
1723
1724 static void
1725 mdoc_quote_post(MDOC_ARGS)
1726 {
1727
1728 if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1729 return;
1730
1731 h->flags |= HTML_NOSPACE;
1732
1733 switch (n->tok) {
1734 case MDOC_Ao:
1735 case MDOC_Aq:
1736 print_text(h, n->child != NULL && n->child->next == NULL &&
1737 n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1738 break;
1739 case MDOC_Bro:
1740 case MDOC_Brq:
1741 print_text(h, "\\(rC");
1742 break;
1743 case MDOC_Oo:
1744 case MDOC_Op:
1745 case MDOC_Bo:
1746 case MDOC_Bq:
1747 print_text(h, "\\(rB");
1748 break;
1749 case MDOC_En:
1750 if (n->norm->Es == NULL ||
1751 n->norm->Es->child == NULL ||
1752 n->norm->Es->child->next == NULL)
1753 h->flags &= ~HTML_NOSPACE;
1754 else
1755 print_text(h, n->norm->Es->child->next->string);
1756 break;
1757 case MDOC_Qo:
1758 case MDOC_Qq:
1759 case MDOC_Do:
1760 case MDOC_Dq:
1761 print_text(h, "\\(rq");
1762 break;
1763 case MDOC_Po:
1764 case MDOC_Pq:
1765 print_text(h, ")");
1766 break;
1767 case MDOC_Ql:
1768 case MDOC_So:
1769 case MDOC_Sq:
1770 print_text(h, "\\(cq");
1771 break;
1772 default:
1773 abort();
1774 }
1775 }
1776
1777 static int
1778 mdoc_eo_pre(MDOC_ARGS)
1779 {
1780
1781 if (n->type != ROFFT_BODY)
1782 return 1;
1783
1784 if (n->end == ENDBODY_NOT &&
1785 n->parent->head->child == NULL &&
1786 n->child != NULL &&
1787 n->child->end != ENDBODY_NOT)
1788 print_text(h, "\\&");
1789 else if (n->end != ENDBODY_NOT ? n->child != NULL :
1790 n->parent->head->child != NULL && (n->child != NULL ||
1791 (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1792 h->flags |= HTML_NOSPACE;
1793 return 1;
1794 }
1795
1796 static void
1797 mdoc_eo_post(MDOC_ARGS)
1798 {
1799 int body, tail;
1800
1801 if (n->type != ROFFT_BODY)
1802 return;
1803
1804 if (n->end != ENDBODY_NOT) {
1805 h->flags &= ~HTML_NOSPACE;
1806 return;
1807 }
1808
1809 body = n->child != NULL || n->parent->head->child != NULL;
1810 tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1811
1812 if (body && tail)
1813 h->flags |= HTML_NOSPACE;
1814 else if ( ! tail)
1815 h->flags &= ~HTML_NOSPACE;
1816 }
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