1 /* $Id: mdoc_html.c,v 1.226 2015/03/03 21:11:34 schwarze Exp $ */
2 /*
3 * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014, 2015 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 AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR 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 "mdoc.h"
31 #include "out.h"
32 #include "html.h"
33 #include "main.h"
34
35 #define INDENT 5
36
37 #define MDOC_ARGS const struct mdoc_meta *meta, \
38 struct mdoc_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 void print_mdoc(MDOC_ARGS);
51 static void print_mdoc_head(MDOC_ARGS);
52 static void print_mdoc_node(MDOC_ARGS);
53 static void print_mdoc_nodelist(MDOC_ARGS);
54 static void synopsis_pre(struct html *,
55 const struct mdoc_node *);
56
57 static void a2width(const char *, struct roffsu *);
58
59 static void mdoc_root_post(MDOC_ARGS);
60 static int mdoc_root_pre(MDOC_ARGS);
61
62 static void mdoc__x_post(MDOC_ARGS);
63 static int mdoc__x_pre(MDOC_ARGS);
64 static int mdoc_ad_pre(MDOC_ARGS);
65 static int mdoc_an_pre(MDOC_ARGS);
66 static int mdoc_ap_pre(MDOC_ARGS);
67 static int mdoc_ar_pre(MDOC_ARGS);
68 static int mdoc_bd_pre(MDOC_ARGS);
69 static int mdoc_bf_pre(MDOC_ARGS);
70 static void mdoc_bk_post(MDOC_ARGS);
71 static int mdoc_bk_pre(MDOC_ARGS);
72 static int mdoc_bl_pre(MDOC_ARGS);
73 static int mdoc_bt_pre(MDOC_ARGS);
74 static int mdoc_bx_pre(MDOC_ARGS);
75 static int mdoc_cd_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_rv_pre(MDOC_ARGS);
111 static int mdoc_sh_pre(MDOC_ARGS);
112 static int mdoc_skip_pre(MDOC_ARGS);
113 static int mdoc_sm_pre(MDOC_ARGS);
114 static int mdoc_sp_pre(MDOC_ARGS);
115 static int mdoc_ss_pre(MDOC_ARGS);
116 static int mdoc_sx_pre(MDOC_ARGS);
117 static int mdoc_sy_pre(MDOC_ARGS);
118 static int mdoc_ud_pre(MDOC_ARGS);
119 static int mdoc_va_pre(MDOC_ARGS);
120 static int mdoc_vt_pre(MDOC_ARGS);
121 static int mdoc_xr_pre(MDOC_ARGS);
122 static int mdoc_xx_pre(MDOC_ARGS);
123
124 static const struct htmlmdoc mdocs[MDOC_MAX] = {
125 {mdoc_ap_pre, NULL}, /* Ap */
126 {NULL, NULL}, /* Dd */
127 {NULL, NULL}, /* Dt */
128 {NULL, NULL}, /* Os */
129 {mdoc_sh_pre, NULL }, /* Sh */
130 {mdoc_ss_pre, NULL }, /* Ss */
131 {mdoc_pp_pre, NULL}, /* Pp */
132 {mdoc_d1_pre, NULL}, /* D1 */
133 {mdoc_d1_pre, NULL}, /* Dl */
134 {mdoc_bd_pre, NULL}, /* Bd */
135 {NULL, NULL}, /* Ed */
136 {mdoc_bl_pre, NULL}, /* Bl */
137 {NULL, NULL}, /* El */
138 {mdoc_it_pre, NULL}, /* It */
139 {mdoc_ad_pre, NULL}, /* Ad */
140 {mdoc_an_pre, NULL}, /* An */
141 {mdoc_ar_pre, NULL}, /* Ar */
142 {mdoc_cd_pre, NULL}, /* Cd */
143 {mdoc_fl_pre, NULL}, /* Cm */
144 {mdoc_dv_pre, NULL}, /* Dv */
145 {mdoc_er_pre, NULL}, /* Er */
146 {mdoc_ev_pre, NULL}, /* Ev */
147 {mdoc_ex_pre, NULL}, /* Ex */
148 {mdoc_fa_pre, NULL}, /* Fa */
149 {mdoc_fd_pre, NULL}, /* Fd */
150 {mdoc_fl_pre, NULL}, /* Fl */
151 {mdoc_fn_pre, NULL}, /* Fn */
152 {mdoc_ft_pre, NULL}, /* Ft */
153 {mdoc_ic_pre, NULL}, /* Ic */
154 {mdoc_in_pre, NULL}, /* In */
155 {mdoc_li_pre, NULL}, /* Li */
156 {mdoc_nd_pre, NULL}, /* Nd */
157 {mdoc_nm_pre, NULL}, /* Nm */
158 {mdoc_quote_pre, mdoc_quote_post}, /* Op */
159 {mdoc_ft_pre, NULL}, /* Ot */
160 {mdoc_pa_pre, NULL}, /* Pa */
161 {mdoc_rv_pre, NULL}, /* Rv */
162 {NULL, NULL}, /* St */
163 {mdoc_va_pre, NULL}, /* Va */
164 {mdoc_vt_pre, NULL}, /* Vt */
165 {mdoc_xr_pre, NULL}, /* Xr */
166 {mdoc__x_pre, mdoc__x_post}, /* %A */
167 {mdoc__x_pre, mdoc__x_post}, /* %B */
168 {mdoc__x_pre, mdoc__x_post}, /* %D */
169 {mdoc__x_pre, mdoc__x_post}, /* %I */
170 {mdoc__x_pre, mdoc__x_post}, /* %J */
171 {mdoc__x_pre, mdoc__x_post}, /* %N */
172 {mdoc__x_pre, mdoc__x_post}, /* %O */
173 {mdoc__x_pre, mdoc__x_post}, /* %P */
174 {mdoc__x_pre, mdoc__x_post}, /* %R */
175 {mdoc__x_pre, mdoc__x_post}, /* %T */
176 {mdoc__x_pre, mdoc__x_post}, /* %V */
177 {NULL, NULL}, /* Ac */
178 {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
179 {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
180 {NULL, NULL}, /* At */
181 {NULL, NULL}, /* Bc */
182 {mdoc_bf_pre, NULL}, /* Bf */
183 {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
184 {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
185 {mdoc_xx_pre, NULL}, /* Bsx */
186 {mdoc_bx_pre, NULL}, /* Bx */
187 {mdoc_skip_pre, NULL}, /* Db */
188 {NULL, NULL}, /* Dc */
189 {mdoc_quote_pre, mdoc_quote_post}, /* Do */
190 {mdoc_quote_pre, mdoc_quote_post}, /* Dq */
191 {NULL, NULL}, /* Ec */ /* FIXME: no space */
192 {NULL, NULL}, /* Ef */
193 {mdoc_em_pre, NULL}, /* Em */
194 {mdoc_eo_pre, mdoc_eo_post}, /* Eo */
195 {mdoc_xx_pre, NULL}, /* Fx */
196 {mdoc_ms_pre, NULL}, /* Ms */
197 {mdoc_no_pre, NULL}, /* No */
198 {mdoc_ns_pre, NULL}, /* Ns */
199 {mdoc_xx_pre, NULL}, /* Nx */
200 {mdoc_xx_pre, NULL}, /* Ox */
201 {NULL, NULL}, /* Pc */
202 {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
203 {mdoc_quote_pre, mdoc_quote_post}, /* Po */
204 {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
205 {NULL, NULL}, /* Qc */
206 {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
207 {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
208 {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
209 {NULL, NULL}, /* Re */
210 {mdoc_rs_pre, NULL}, /* Rs */
211 {NULL, NULL}, /* Sc */
212 {mdoc_quote_pre, mdoc_quote_post}, /* So */
213 {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
214 {mdoc_sm_pre, NULL}, /* Sm */
215 {mdoc_sx_pre, NULL}, /* Sx */
216 {mdoc_sy_pre, NULL}, /* Sy */
217 {NULL, NULL}, /* Tn */
218 {mdoc_xx_pre, NULL}, /* Ux */
219 {NULL, NULL}, /* Xc */
220 {NULL, NULL}, /* Xo */
221 {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
222 {NULL, NULL}, /* Fc */
223 {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
224 {NULL, NULL}, /* Oc */
225 {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
226 {NULL, NULL}, /* Ek */
227 {mdoc_bt_pre, NULL}, /* Bt */
228 {NULL, NULL}, /* Hf */
229 {mdoc_em_pre, NULL}, /* Fr */
230 {mdoc_ud_pre, NULL}, /* Ud */
231 {mdoc_lb_pre, NULL}, /* Lb */
232 {mdoc_pp_pre, NULL}, /* Lp */
233 {mdoc_lk_pre, NULL}, /* Lk */
234 {mdoc_mt_pre, NULL}, /* Mt */
235 {mdoc_quote_pre, mdoc_quote_post}, /* Brq */
236 {mdoc_quote_pre, mdoc_quote_post}, /* Bro */
237 {NULL, NULL}, /* Brc */
238 {mdoc__x_pre, mdoc__x_post}, /* %C */
239 {mdoc_skip_pre, NULL}, /* Es */
240 {mdoc_quote_pre, mdoc_quote_post}, /* En */
241 {mdoc_xx_pre, NULL}, /* Dx */
242 {mdoc__x_pre, mdoc__x_post}, /* %Q */
243 {mdoc_sp_pre, NULL}, /* br */
244 {mdoc_sp_pre, NULL}, /* sp */
245 {mdoc__x_pre, mdoc__x_post}, /* %U */
246 {NULL, NULL}, /* Ta */
247 {mdoc_skip_pre, NULL}, /* ll */
248 };
249
250 static const char * const lists[LIST_MAX] = {
251 NULL,
252 "list-bul",
253 "list-col",
254 "list-dash",
255 "list-diag",
256 "list-enum",
257 "list-hang",
258 "list-hyph",
259 "list-inset",
260 "list-item",
261 "list-ohang",
262 "list-tag"
263 };
264
265
266 void
html_mdoc(void * arg,const struct mdoc * mdoc)267 html_mdoc(void *arg, const struct mdoc *mdoc)
268 {
269
270 print_mdoc(mdoc_meta(mdoc), mdoc_node(mdoc)->child,
271 (struct html *)arg);
272 putchar('\n');
273 }
274
275 /*
276 * Calculate the scaling unit passed in a `-width' argument. This uses
277 * either a native scaling unit (e.g., 1i, 2m) or the string length of
278 * the value.
279 */
280 static void
a2width(const char * p,struct roffsu * su)281 a2width(const char *p, struct roffsu *su)
282 {
283
284 if (a2roffsu(p, su, SCALE_MAX) < 2) {
285 su->unit = SCALE_EN;
286 su->scale = html_strlen(p);
287 } else if (su->scale < 0.0)
288 su->scale = 0.0;
289 }
290
291 /*
292 * See the same function in mdoc_term.c for documentation.
293 */
294 static void
synopsis_pre(struct html * h,const struct mdoc_node * n)295 synopsis_pre(struct html *h, const struct mdoc_node *n)
296 {
297
298 if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
299 return;
300
301 if (n->prev->tok == n->tok &&
302 MDOC_Fo != n->tok &&
303 MDOC_Ft != n->tok &&
304 MDOC_Fn != n->tok) {
305 print_otag(h, TAG_BR, 0, NULL);
306 return;
307 }
308
309 switch (n->prev->tok) {
310 case MDOC_Fd:
311 /* FALLTHROUGH */
312 case MDOC_Fn:
313 /* FALLTHROUGH */
314 case MDOC_Fo:
315 /* FALLTHROUGH */
316 case MDOC_In:
317 /* FALLTHROUGH */
318 case MDOC_Vt:
319 print_paragraph(h);
320 break;
321 case MDOC_Ft:
322 if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
323 print_paragraph(h);
324 break;
325 }
326 /* FALLTHROUGH */
327 default:
328 print_otag(h, TAG_BR, 0, NULL);
329 break;
330 }
331 }
332
333 static void
print_mdoc(MDOC_ARGS)334 print_mdoc(MDOC_ARGS)
335 {
336 struct tag *t, *tt;
337 struct htmlpair tag;
338
339 PAIR_CLASS_INIT(&tag, "mandoc");
340
341 if ( ! (HTML_FRAGMENT & h->oflags)) {
342 print_gen_decls(h);
343 t = print_otag(h, TAG_HTML, 0, NULL);
344 tt = print_otag(h, TAG_HEAD, 0, NULL);
345 print_mdoc_head(meta, n, h);
346 print_tagq(h, tt);
347 print_otag(h, TAG_BODY, 0, NULL);
348 print_otag(h, TAG_DIV, 1, &tag);
349 } else
350 t = print_otag(h, TAG_DIV, 1, &tag);
351
352 print_mdoc_nodelist(meta, n, h);
353 print_tagq(h, t);
354 }
355
356 static void
print_mdoc_head(MDOC_ARGS)357 print_mdoc_head(MDOC_ARGS)
358 {
359
360 print_gen_head(h);
361 bufinit(h);
362 bufcat(h, meta->title);
363 if (meta->msec)
364 bufcat_fmt(h, "(%s)", meta->msec);
365 if (meta->arch)
366 bufcat_fmt(h, " (%s)", meta->arch);
367
368 print_otag(h, TAG_TITLE, 0, NULL);
369 print_text(h, h->buf);
370 }
371
372 static void
print_mdoc_nodelist(MDOC_ARGS)373 print_mdoc_nodelist(MDOC_ARGS)
374 {
375
376 while (n != NULL) {
377 print_mdoc_node(meta, n, h);
378 n = n->next;
379 }
380 }
381
382 static void
print_mdoc_node(MDOC_ARGS)383 print_mdoc_node(MDOC_ARGS)
384 {
385 int child;
386 struct tag *t;
387
388 child = 1;
389 t = h->tags.head;
390 n->flags &= ~MDOC_ENDED;
391
392 switch (n->type) {
393 case MDOC_ROOT:
394 child = mdoc_root_pre(meta, n, h);
395 break;
396 case MDOC_TEXT:
397 /* No tables in this mode... */
398 assert(NULL == h->tblt);
399
400 /*
401 * Make sure that if we're in a literal mode already
402 * (i.e., within a <PRE>) don't print the newline.
403 */
404 if (' ' == *n->string && MDOC_LINE & n->flags)
405 if ( ! (HTML_LITERAL & h->flags))
406 print_otag(h, TAG_BR, 0, NULL);
407 if (MDOC_DELIMC & n->flags)
408 h->flags |= HTML_NOSPACE;
409 print_text(h, n->string);
410 if (MDOC_DELIMO & n->flags)
411 h->flags |= HTML_NOSPACE;
412 return;
413 case MDOC_EQN:
414 if (n->flags & MDOC_LINE)
415 putchar('\n');
416 print_eqn(h, n->eqn);
417 break;
418 case MDOC_TBL:
419 /*
420 * This will take care of initialising all of the table
421 * state data for the first table, then tearing it down
422 * for the last one.
423 */
424 print_tbl(h, n->span);
425 return;
426 default:
427 /*
428 * Close out the current table, if it's open, and unset
429 * the "meta" table state. This will be reopened on the
430 * next table element.
431 */
432 if (h->tblt != NULL) {
433 print_tblclose(h);
434 t = h->tags.head;
435 }
436 assert(h->tblt == NULL);
437 if (mdocs[n->tok].pre && (n->end == ENDBODY_NOT || n->child))
438 child = (*mdocs[n->tok].pre)(meta, n, h);
439 break;
440 }
441
442 if (h->flags & HTML_KEEP && n->flags & MDOC_LINE) {
443 h->flags &= ~HTML_KEEP;
444 h->flags |= HTML_PREKEEP;
445 }
446
447 if (child && n->child)
448 print_mdoc_nodelist(meta, n->child, h);
449
450 print_stagq(h, t);
451
452 switch (n->type) {
453 case MDOC_ROOT:
454 mdoc_root_post(meta, n, h);
455 break;
456 case MDOC_EQN:
457 break;
458 default:
459 if ( ! mdocs[n->tok].post || n->flags & MDOC_ENDED)
460 break;
461 (*mdocs[n->tok].post)(meta, n, h);
462 if (n->end != ENDBODY_NOT)
463 n->body->flags |= MDOC_ENDED;
464 if (n->end == ENDBODY_NOSPACE)
465 h->flags |= HTML_NOSPACE;
466 break;
467 }
468 }
469
470 static void
mdoc_root_post(MDOC_ARGS)471 mdoc_root_post(MDOC_ARGS)
472 {
473 struct htmlpair tag;
474 struct tag *t, *tt;
475
476 PAIR_CLASS_INIT(&tag, "foot");
477 t = print_otag(h, TAG_TABLE, 1, &tag);
478
479 print_otag(h, TAG_TBODY, 0, NULL);
480
481 tt = print_otag(h, TAG_TR, 0, NULL);
482
483 PAIR_CLASS_INIT(&tag, "foot-date");
484 print_otag(h, TAG_TD, 1, &tag);
485 print_text(h, meta->date);
486 print_stagq(h, tt);
487
488 PAIR_CLASS_INIT(&tag, "foot-os");
489 print_otag(h, TAG_TD, 1, &tag);
490 print_text(h, meta->os);
491 print_tagq(h, t);
492 }
493
494 static int
mdoc_root_pre(MDOC_ARGS)495 mdoc_root_pre(MDOC_ARGS)
496 {
497 struct htmlpair tag;
498 struct tag *t, *tt;
499 char *volume, *title;
500
501 if (NULL == meta->arch)
502 volume = mandoc_strdup(meta->vol);
503 else
504 mandoc_asprintf(&volume, "%s (%s)",
505 meta->vol, meta->arch);
506
507 if (NULL == meta->msec)
508 title = mandoc_strdup(meta->title);
509 else
510 mandoc_asprintf(&title, "%s(%s)",
511 meta->title, meta->msec);
512
513 PAIR_CLASS_INIT(&tag, "head");
514 t = print_otag(h, TAG_TABLE, 1, &tag);
515
516 print_otag(h, TAG_TBODY, 0, NULL);
517
518 tt = print_otag(h, TAG_TR, 0, NULL);
519
520 PAIR_CLASS_INIT(&tag, "head-ltitle");
521 print_otag(h, TAG_TD, 1, &tag);
522 print_text(h, title);
523 print_stagq(h, tt);
524
525 PAIR_CLASS_INIT(&tag, "head-vol");
526 print_otag(h, TAG_TD, 1, &tag);
527 print_text(h, volume);
528 print_stagq(h, tt);
529
530 PAIR_CLASS_INIT(&tag, "head-rtitle");
531 print_otag(h, TAG_TD, 1, &tag);
532 print_text(h, title);
533 print_tagq(h, t);
534
535 free(title);
536 free(volume);
537 return(1);
538 }
539
540 static int
mdoc_sh_pre(MDOC_ARGS)541 mdoc_sh_pre(MDOC_ARGS)
542 {
543 struct htmlpair tag;
544
545 switch (n->type) {
546 case MDOC_BLOCK:
547 PAIR_CLASS_INIT(&tag, "section");
548 print_otag(h, TAG_DIV, 1, &tag);
549 return(1);
550 case MDOC_BODY:
551 if (n->sec == SEC_AUTHORS)
552 h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT);
553 return(1);
554 default:
555 break;
556 }
557
558 bufinit(h);
559 bufcat(h, "x");
560
561 for (n = n->child; n && MDOC_TEXT == n->type; ) {
562 bufcat_id(h, n->string);
563 if (NULL != (n = n->next))
564 bufcat_id(h, " ");
565 }
566
567 if (NULL == n) {
568 PAIR_ID_INIT(&tag, h->buf);
569 print_otag(h, TAG_H1, 1, &tag);
570 } else
571 print_otag(h, TAG_H1, 0, NULL);
572
573 return(1);
574 }
575
576 static int
mdoc_ss_pre(MDOC_ARGS)577 mdoc_ss_pre(MDOC_ARGS)
578 {
579 struct htmlpair tag;
580
581 if (MDOC_BLOCK == n->type) {
582 PAIR_CLASS_INIT(&tag, "subsection");
583 print_otag(h, TAG_DIV, 1, &tag);
584 return(1);
585 } else if (MDOC_BODY == n->type)
586 return(1);
587
588 bufinit(h);
589 bufcat(h, "x");
590
591 for (n = n->child; n && MDOC_TEXT == n->type; ) {
592 bufcat_id(h, n->string);
593 if (NULL != (n = n->next))
594 bufcat_id(h, " ");
595 }
596
597 if (NULL == n) {
598 PAIR_ID_INIT(&tag, h->buf);
599 print_otag(h, TAG_H2, 1, &tag);
600 } else
601 print_otag(h, TAG_H2, 0, NULL);
602
603 return(1);
604 }
605
606 static int
mdoc_fl_pre(MDOC_ARGS)607 mdoc_fl_pre(MDOC_ARGS)
608 {
609 struct htmlpair tag;
610
611 PAIR_CLASS_INIT(&tag, "flag");
612 print_otag(h, TAG_B, 1, &tag);
613
614 /* `Cm' has no leading hyphen. */
615
616 if (MDOC_Cm == n->tok)
617 return(1);
618
619 print_text(h, "\\-");
620
621 if ( ! (n->nchild == 0 &&
622 (n->next == NULL ||
623 n->next->type == MDOC_TEXT ||
624 n->next->flags & MDOC_LINE)))
625 h->flags |= HTML_NOSPACE;
626
627 return(1);
628 }
629
630 static int
mdoc_nd_pre(MDOC_ARGS)631 mdoc_nd_pre(MDOC_ARGS)
632 {
633 struct htmlpair tag;
634
635 if (MDOC_BODY != n->type)
636 return(1);
637
638 /* XXX: this tag in theory can contain block elements. */
639
640 print_text(h, "\\(em");
641 PAIR_CLASS_INIT(&tag, "desc");
642 print_otag(h, TAG_SPAN, 1, &tag);
643 return(1);
644 }
645
646 static int
mdoc_nm_pre(MDOC_ARGS)647 mdoc_nm_pre(MDOC_ARGS)
648 {
649 struct htmlpair tag;
650 struct roffsu su;
651 int len;
652
653 switch (n->type) {
654 case MDOC_ELEM:
655 synopsis_pre(h, n);
656 PAIR_CLASS_INIT(&tag, "name");
657 print_otag(h, TAG_B, 1, &tag);
658 if (NULL == n->child && meta->name)
659 print_text(h, meta->name);
660 return(1);
661 case MDOC_HEAD:
662 print_otag(h, TAG_TD, 0, NULL);
663 if (NULL == n->child && meta->name)
664 print_text(h, meta->name);
665 return(1);
666 case MDOC_BODY:
667 print_otag(h, TAG_TD, 0, NULL);
668 return(1);
669 default:
670 break;
671 }
672
673 synopsis_pre(h, n);
674 PAIR_CLASS_INIT(&tag, "synopsis");
675 print_otag(h, TAG_TABLE, 1, &tag);
676
677 for (len = 0, n = n->child; n; n = n->next)
678 if (MDOC_TEXT == n->type)
679 len += html_strlen(n->string);
680
681 if (0 == len && meta->name)
682 len = html_strlen(meta->name);
683
684 SCALE_HS_INIT(&su, len);
685 bufinit(h);
686 bufcat_su(h, "width", &su);
687 PAIR_STYLE_INIT(&tag, h);
688 print_otag(h, TAG_COL, 1, &tag);
689 print_otag(h, TAG_COL, 0, NULL);
690 print_otag(h, TAG_TBODY, 0, NULL);
691 print_otag(h, TAG_TR, 0, NULL);
692 return(1);
693 }
694
695 static int
mdoc_xr_pre(MDOC_ARGS)696 mdoc_xr_pre(MDOC_ARGS)
697 {
698 struct htmlpair tag[2];
699
700 if (NULL == n->child)
701 return(0);
702
703 PAIR_CLASS_INIT(&tag[0], "link-man");
704
705 if (h->base_man) {
706 buffmt_man(h, n->child->string,
707 n->child->next ?
708 n->child->next->string : NULL);
709 PAIR_HREF_INIT(&tag[1], h->buf);
710 print_otag(h, TAG_A, 2, tag);
711 } else
712 print_otag(h, TAG_A, 1, tag);
713
714 n = n->child;
715 print_text(h, n->string);
716
717 if (NULL == (n = n->next))
718 return(0);
719
720 h->flags |= HTML_NOSPACE;
721 print_text(h, "(");
722 h->flags |= HTML_NOSPACE;
723 print_text(h, n->string);
724 h->flags |= HTML_NOSPACE;
725 print_text(h, ")");
726 return(0);
727 }
728
729 static int
mdoc_ns_pre(MDOC_ARGS)730 mdoc_ns_pre(MDOC_ARGS)
731 {
732
733 if ( ! (MDOC_LINE & n->flags))
734 h->flags |= HTML_NOSPACE;
735 return(1);
736 }
737
738 static int
mdoc_ar_pre(MDOC_ARGS)739 mdoc_ar_pre(MDOC_ARGS)
740 {
741 struct htmlpair tag;
742
743 PAIR_CLASS_INIT(&tag, "arg");
744 print_otag(h, TAG_I, 1, &tag);
745 return(1);
746 }
747
748 static int
mdoc_xx_pre(MDOC_ARGS)749 mdoc_xx_pre(MDOC_ARGS)
750 {
751 const char *pp;
752 struct htmlpair tag;
753 int flags;
754
755 switch (n->tok) {
756 case MDOC_Bsx:
757 pp = "BSD/OS";
758 break;
759 case MDOC_Dx:
760 pp = "DragonFly";
761 break;
762 case MDOC_Fx:
763 pp = "FreeBSD";
764 break;
765 case MDOC_Nx:
766 pp = "NetBSD";
767 break;
768 case MDOC_Ox:
769 pp = "OpenBSD";
770 break;
771 case MDOC_Ux:
772 pp = "UNIX";
773 break;
774 default:
775 return(1);
776 }
777
778 PAIR_CLASS_INIT(&tag, "unix");
779 print_otag(h, TAG_SPAN, 1, &tag);
780
781 print_text(h, pp);
782 if (n->child) {
783 flags = h->flags;
784 h->flags |= HTML_KEEP;
785 print_text(h, n->child->string);
786 h->flags = flags;
787 }
788 return(0);
789 }
790
791 static int
mdoc_bx_pre(MDOC_ARGS)792 mdoc_bx_pre(MDOC_ARGS)
793 {
794 struct htmlpair tag;
795
796 PAIR_CLASS_INIT(&tag, "unix");
797 print_otag(h, TAG_SPAN, 1, &tag);
798
799 if (NULL != (n = n->child)) {
800 print_text(h, n->string);
801 h->flags |= HTML_NOSPACE;
802 print_text(h, "BSD");
803 } else {
804 print_text(h, "BSD");
805 return(0);
806 }
807
808 if (NULL != (n = n->next)) {
809 h->flags |= HTML_NOSPACE;
810 print_text(h, "-");
811 h->flags |= HTML_NOSPACE;
812 print_text(h, n->string);
813 }
814
815 return(0);
816 }
817
818 static int
mdoc_it_pre(MDOC_ARGS)819 mdoc_it_pre(MDOC_ARGS)
820 {
821 struct roffsu su;
822 enum mdoc_list type;
823 struct htmlpair tag[2];
824 const struct mdoc_node *bl;
825
826 bl = n->parent;
827 while (bl && MDOC_Bl != bl->tok)
828 bl = bl->parent;
829
830 assert(bl);
831
832 type = bl->norm->Bl.type;
833
834 assert(lists[type]);
835 PAIR_CLASS_INIT(&tag[0], lists[type]);
836
837 bufinit(h);
838
839 if (MDOC_HEAD == n->type) {
840 switch (type) {
841 case LIST_bullet:
842 /* FALLTHROUGH */
843 case LIST_dash:
844 /* FALLTHROUGH */
845 case LIST_item:
846 /* FALLTHROUGH */
847 case LIST_hyphen:
848 /* FALLTHROUGH */
849 case LIST_enum:
850 return(0);
851 case LIST_diag:
852 /* FALLTHROUGH */
853 case LIST_hang:
854 /* FALLTHROUGH */
855 case LIST_inset:
856 /* FALLTHROUGH */
857 case LIST_ohang:
858 /* FALLTHROUGH */
859 case LIST_tag:
860 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
861 bufcat_su(h, "margin-top", &su);
862 PAIR_STYLE_INIT(&tag[1], h);
863 print_otag(h, TAG_DT, 2, tag);
864 if (LIST_diag != type)
865 break;
866 PAIR_CLASS_INIT(&tag[0], "diag");
867 print_otag(h, TAG_B, 1, tag);
868 break;
869 case LIST_column:
870 break;
871 default:
872 break;
873 }
874 } else if (MDOC_BODY == n->type) {
875 switch (type) {
876 case LIST_bullet:
877 /* FALLTHROUGH */
878 case LIST_hyphen:
879 /* FALLTHROUGH */
880 case LIST_dash:
881 /* FALLTHROUGH */
882 case LIST_enum:
883 /* FALLTHROUGH */
884 case LIST_item:
885 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
886 bufcat_su(h, "margin-top", &su);
887 PAIR_STYLE_INIT(&tag[1], h);
888 print_otag(h, TAG_LI, 2, tag);
889 break;
890 case LIST_diag:
891 /* FALLTHROUGH */
892 case LIST_hang:
893 /* FALLTHROUGH */
894 case LIST_inset:
895 /* FALLTHROUGH */
896 case LIST_ohang:
897 /* FALLTHROUGH */
898 case LIST_tag:
899 if (NULL == bl->norm->Bl.width) {
900 print_otag(h, TAG_DD, 1, tag);
901 break;
902 }
903 a2width(bl->norm->Bl.width, &su);
904 bufcat_su(h, "margin-left", &su);
905 PAIR_STYLE_INIT(&tag[1], h);
906 print_otag(h, TAG_DD, 2, tag);
907 break;
908 case LIST_column:
909 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
910 bufcat_su(h, "margin-top", &su);
911 PAIR_STYLE_INIT(&tag[1], h);
912 print_otag(h, TAG_TD, 2, tag);
913 break;
914 default:
915 break;
916 }
917 } else {
918 switch (type) {
919 case LIST_column:
920 print_otag(h, TAG_TR, 1, tag);
921 break;
922 default:
923 break;
924 }
925 }
926
927 return(1);
928 }
929
930 static int
mdoc_bl_pre(MDOC_ARGS)931 mdoc_bl_pre(MDOC_ARGS)
932 {
933 int i;
934 struct htmlpair tag[3];
935 struct roffsu su;
936 char buf[BUFSIZ];
937
938 if (MDOC_BODY == n->type) {
939 if (LIST_column == n->norm->Bl.type)
940 print_otag(h, TAG_TBODY, 0, NULL);
941 return(1);
942 }
943
944 if (MDOC_HEAD == n->type) {
945 if (LIST_column != n->norm->Bl.type)
946 return(0);
947
948 /*
949 * For each column, print out the <COL> tag with our
950 * suggested width. The last column gets min-width, as
951 * in terminal mode it auto-sizes to the width of the
952 * screen and we want to preserve that behaviour.
953 */
954
955 for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
956 bufinit(h);
957 a2width(n->norm->Bl.cols[i], &su);
958 if (i < (int)n->norm->Bl.ncols - 1)
959 bufcat_su(h, "width", &su);
960 else
961 bufcat_su(h, "min-width", &su);
962 PAIR_STYLE_INIT(&tag[0], h);
963 print_otag(h, TAG_COL, 1, tag);
964 }
965
966 return(0);
967 }
968
969 SCALE_VS_INIT(&su, 0);
970 bufinit(h);
971 bufcat_su(h, "margin-top", &su);
972 bufcat_su(h, "margin-bottom", &su);
973 PAIR_STYLE_INIT(&tag[0], h);
974
975 assert(lists[n->norm->Bl.type]);
976 (void)strlcpy(buf, "list ", BUFSIZ);
977 (void)strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
978 PAIR_INIT(&tag[1], ATTR_CLASS, buf);
979
980 /* Set the block's left-hand margin. */
981
982 if (n->norm->Bl.offs) {
983 a2width(n->norm->Bl.offs, &su);
984 bufcat_su(h, "margin-left", &su);
985 }
986
987 switch (n->norm->Bl.type) {
988 case LIST_bullet:
989 /* FALLTHROUGH */
990 case LIST_dash:
991 /* FALLTHROUGH */
992 case LIST_hyphen:
993 /* FALLTHROUGH */
994 case LIST_item:
995 print_otag(h, TAG_UL, 2, tag);
996 break;
997 case LIST_enum:
998 print_otag(h, TAG_OL, 2, tag);
999 break;
1000 case LIST_diag:
1001 /* FALLTHROUGH */
1002 case LIST_hang:
1003 /* FALLTHROUGH */
1004 case LIST_inset:
1005 /* FALLTHROUGH */
1006 case LIST_ohang:
1007 /* FALLTHROUGH */
1008 case LIST_tag:
1009 print_otag(h, TAG_DL, 2, tag);
1010 break;
1011 case LIST_column:
1012 print_otag(h, TAG_TABLE, 2, tag);
1013 break;
1014 default:
1015 abort();
1016 /* NOTREACHED */
1017 }
1018
1019 return(1);
1020 }
1021
1022 static int
mdoc_ex_pre(MDOC_ARGS)1023 mdoc_ex_pre(MDOC_ARGS)
1024 {
1025 struct tag *t;
1026 struct htmlpair tag;
1027 int nchild;
1028
1029 if (n->prev)
1030 print_otag(h, TAG_BR, 0, NULL);
1031
1032 PAIR_CLASS_INIT(&tag, "utility");
1033
1034 print_text(h, "The");
1035
1036 nchild = n->nchild;
1037 for (n = n->child; n; n = n->next) {
1038 assert(MDOC_TEXT == n->type);
1039
1040 t = print_otag(h, TAG_B, 1, &tag);
1041 print_text(h, n->string);
1042 print_tagq(h, t);
1043
1044 if (nchild > 2 && n->next) {
1045 h->flags |= HTML_NOSPACE;
1046 print_text(h, ",");
1047 }
1048
1049 if (n->next && NULL == n->next->next)
1050 print_text(h, "and");
1051 }
1052
1053 if (nchild > 1)
1054 print_text(h, "utilities exit\\~0");
1055 else
1056 print_text(h, "utility exits\\~0");
1057
1058 print_text(h, "on success, and\\~>0 if an error occurs.");
1059 return(0);
1060 }
1061
1062 static int
mdoc_em_pre(MDOC_ARGS)1063 mdoc_em_pre(MDOC_ARGS)
1064 {
1065 struct htmlpair tag;
1066
1067 PAIR_CLASS_INIT(&tag, "emph");
1068 print_otag(h, TAG_SPAN, 1, &tag);
1069 return(1);
1070 }
1071
1072 static int
mdoc_d1_pre(MDOC_ARGS)1073 mdoc_d1_pre(MDOC_ARGS)
1074 {
1075 struct htmlpair tag[2];
1076 struct roffsu su;
1077
1078 if (MDOC_BLOCK != n->type)
1079 return(1);
1080
1081 SCALE_VS_INIT(&su, 0);
1082 bufinit(h);
1083 bufcat_su(h, "margin-top", &su);
1084 bufcat_su(h, "margin-bottom", &su);
1085 PAIR_STYLE_INIT(&tag[0], h);
1086 print_otag(h, TAG_BLOCKQUOTE, 1, tag);
1087
1088 /* BLOCKQUOTE needs a block body. */
1089
1090 PAIR_CLASS_INIT(&tag[0], "display");
1091 print_otag(h, TAG_DIV, 1, tag);
1092
1093 if (MDOC_Dl == n->tok) {
1094 PAIR_CLASS_INIT(&tag[0], "lit");
1095 print_otag(h, TAG_CODE, 1, tag);
1096 }
1097
1098 return(1);
1099 }
1100
1101 static int
mdoc_sx_pre(MDOC_ARGS)1102 mdoc_sx_pre(MDOC_ARGS)
1103 {
1104 struct htmlpair tag[2];
1105
1106 bufinit(h);
1107 bufcat(h, "#x");
1108
1109 for (n = n->child; n; ) {
1110 bufcat_id(h, n->string);
1111 if (NULL != (n = n->next))
1112 bufcat_id(h, " ");
1113 }
1114
1115 PAIR_CLASS_INIT(&tag[0], "link-sec");
1116 PAIR_HREF_INIT(&tag[1], h->buf);
1117
1118 print_otag(h, TAG_I, 1, tag);
1119 print_otag(h, TAG_A, 2, tag);
1120 return(1);
1121 }
1122
1123 static int
mdoc_bd_pre(MDOC_ARGS)1124 mdoc_bd_pre(MDOC_ARGS)
1125 {
1126 struct htmlpair tag[2];
1127 int comp, sv;
1128 struct mdoc_node *nn;
1129 struct roffsu su;
1130
1131 if (MDOC_HEAD == n->type)
1132 return(0);
1133
1134 if (MDOC_BLOCK == n->type) {
1135 comp = n->norm->Bd.comp;
1136 for (nn = n; nn && ! comp; nn = nn->parent) {
1137 if (MDOC_BLOCK != nn->type)
1138 continue;
1139 if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
1140 comp = 1;
1141 if (nn->prev)
1142 break;
1143 }
1144 if ( ! comp)
1145 print_paragraph(h);
1146 return(1);
1147 }
1148
1149 /* Handle the -offset argument. */
1150
1151 if (n->norm->Bd.offs == NULL ||
1152 ! strcmp(n->norm->Bd.offs, "left"))
1153 SCALE_HS_INIT(&su, 0);
1154 else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1155 SCALE_HS_INIT(&su, INDENT);
1156 else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1157 SCALE_HS_INIT(&su, INDENT * 2);
1158 else
1159 a2width(n->norm->Bd.offs, &su);
1160
1161 bufinit(h);
1162 bufcat_su(h, "margin-left", &su);
1163 PAIR_STYLE_INIT(&tag[0], h);
1164
1165 if (DISP_unfilled != n->norm->Bd.type &&
1166 DISP_literal != n->norm->Bd.type) {
1167 PAIR_CLASS_INIT(&tag[1], "display");
1168 print_otag(h, TAG_DIV, 2, tag);
1169 return(1);
1170 }
1171
1172 PAIR_CLASS_INIT(&tag[1], "lit display");
1173 print_otag(h, TAG_PRE, 2, tag);
1174
1175 /* This can be recursive: save & set our literal state. */
1176
1177 sv = h->flags & HTML_LITERAL;
1178 h->flags |= HTML_LITERAL;
1179
1180 for (nn = n->child; nn; nn = nn->next) {
1181 print_mdoc_node(meta, nn, h);
1182 /*
1183 * If the printed node flushes its own line, then we
1184 * needn't do it here as well. This is hacky, but the
1185 * notion of selective eoln whitespace is pretty dumb
1186 * anyway, so don't sweat it.
1187 */
1188 switch (nn->tok) {
1189 case MDOC_Sm:
1190 /* FALLTHROUGH */
1191 case MDOC_br:
1192 /* FALLTHROUGH */
1193 case MDOC_sp:
1194 /* FALLTHROUGH */
1195 case MDOC_Bl:
1196 /* FALLTHROUGH */
1197 case MDOC_D1:
1198 /* FALLTHROUGH */
1199 case MDOC_Dl:
1200 /* FALLTHROUGH */
1201 case MDOC_Lp:
1202 /* FALLTHROUGH */
1203 case MDOC_Pp:
1204 continue;
1205 default:
1206 break;
1207 }
1208 if (h->flags & HTML_NONEWLINE ||
1209 (nn->next && ! (nn->next->flags & MDOC_LINE)))
1210 continue;
1211 else if (nn->next)
1212 print_text(h, "\n");
1213
1214 h->flags |= HTML_NOSPACE;
1215 }
1216
1217 if (0 == sv)
1218 h->flags &= ~HTML_LITERAL;
1219
1220 return(0);
1221 }
1222
1223 static int
mdoc_pa_pre(MDOC_ARGS)1224 mdoc_pa_pre(MDOC_ARGS)
1225 {
1226 struct htmlpair tag;
1227
1228 PAIR_CLASS_INIT(&tag, "file");
1229 print_otag(h, TAG_I, 1, &tag);
1230 return(1);
1231 }
1232
1233 static int
mdoc_ad_pre(MDOC_ARGS)1234 mdoc_ad_pre(MDOC_ARGS)
1235 {
1236 struct htmlpair tag;
1237
1238 PAIR_CLASS_INIT(&tag, "addr");
1239 print_otag(h, TAG_I, 1, &tag);
1240 return(1);
1241 }
1242
1243 static int
mdoc_an_pre(MDOC_ARGS)1244 mdoc_an_pre(MDOC_ARGS)
1245 {
1246 struct htmlpair tag;
1247
1248 if (n->norm->An.auth == AUTH_split) {
1249 h->flags &= ~HTML_NOSPLIT;
1250 h->flags |= HTML_SPLIT;
1251 return(0);
1252 }
1253 if (n->norm->An.auth == AUTH_nosplit) {
1254 h->flags &= ~HTML_SPLIT;
1255 h->flags |= HTML_NOSPLIT;
1256 return(0);
1257 }
1258
1259 if (h->flags & HTML_SPLIT)
1260 print_otag(h, TAG_BR, 0, NULL);
1261
1262 if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT))
1263 h->flags |= HTML_SPLIT;
1264
1265 PAIR_CLASS_INIT(&tag, "author");
1266 print_otag(h, TAG_SPAN, 1, &tag);
1267 return(1);
1268 }
1269
1270 static int
mdoc_cd_pre(MDOC_ARGS)1271 mdoc_cd_pre(MDOC_ARGS)
1272 {
1273 struct htmlpair tag;
1274
1275 synopsis_pre(h, n);
1276 PAIR_CLASS_INIT(&tag, "config");
1277 print_otag(h, TAG_B, 1, &tag);
1278 return(1);
1279 }
1280
1281 static int
mdoc_dv_pre(MDOC_ARGS)1282 mdoc_dv_pre(MDOC_ARGS)
1283 {
1284 struct htmlpair tag;
1285
1286 PAIR_CLASS_INIT(&tag, "define");
1287 print_otag(h, TAG_SPAN, 1, &tag);
1288 return(1);
1289 }
1290
1291 static int
mdoc_ev_pre(MDOC_ARGS)1292 mdoc_ev_pre(MDOC_ARGS)
1293 {
1294 struct htmlpair tag;
1295
1296 PAIR_CLASS_INIT(&tag, "env");
1297 print_otag(h, TAG_SPAN, 1, &tag);
1298 return(1);
1299 }
1300
1301 static int
mdoc_er_pre(MDOC_ARGS)1302 mdoc_er_pre(MDOC_ARGS)
1303 {
1304 struct htmlpair tag;
1305
1306 PAIR_CLASS_INIT(&tag, "errno");
1307 print_otag(h, TAG_SPAN, 1, &tag);
1308 return(1);
1309 }
1310
1311 static int
mdoc_fa_pre(MDOC_ARGS)1312 mdoc_fa_pre(MDOC_ARGS)
1313 {
1314 const struct mdoc_node *nn;
1315 struct htmlpair tag;
1316 struct tag *t;
1317
1318 PAIR_CLASS_INIT(&tag, "farg");
1319 if (n->parent->tok != MDOC_Fo) {
1320 print_otag(h, TAG_I, 1, &tag);
1321 return(1);
1322 }
1323
1324 for (nn = n->child; nn; nn = nn->next) {
1325 t = print_otag(h, TAG_I, 1, &tag);
1326 print_text(h, nn->string);
1327 print_tagq(h, t);
1328 if (nn->next) {
1329 h->flags |= HTML_NOSPACE;
1330 print_text(h, ",");
1331 }
1332 }
1333
1334 if (n->child && n->next && n->next->tok == MDOC_Fa) {
1335 h->flags |= HTML_NOSPACE;
1336 print_text(h, ",");
1337 }
1338
1339 return(0);
1340 }
1341
1342 static int
mdoc_fd_pre(MDOC_ARGS)1343 mdoc_fd_pre(MDOC_ARGS)
1344 {
1345 struct htmlpair tag[2];
1346 char buf[BUFSIZ];
1347 size_t sz;
1348 int i;
1349 struct tag *t;
1350
1351 synopsis_pre(h, n);
1352
1353 if (NULL == (n = n->child))
1354 return(0);
1355
1356 assert(MDOC_TEXT == n->type);
1357
1358 if (strcmp(n->string, "#include")) {
1359 PAIR_CLASS_INIT(&tag[0], "macro");
1360 print_otag(h, TAG_B, 1, tag);
1361 return(1);
1362 }
1363
1364 PAIR_CLASS_INIT(&tag[0], "includes");
1365 print_otag(h, TAG_B, 1, tag);
1366 print_text(h, n->string);
1367
1368 if (NULL != (n = n->next)) {
1369 assert(MDOC_TEXT == n->type);
1370
1371 /*
1372 * XXX This is broken and not easy to fix.
1373 * When using -Oincludes, truncation may occur.
1374 * Dynamic allocation wouldn't help because
1375 * passing long strings to buffmt_includes()
1376 * does not work either.
1377 */
1378
1379 strlcpy(buf, '<' == *n->string || '"' == *n->string ?
1380 n->string + 1 : n->string, BUFSIZ);
1381
1382 sz = strlen(buf);
1383 if (sz && ('>' == buf[sz - 1] || '"' == buf[sz - 1]))
1384 buf[sz - 1] = '\0';
1385
1386 PAIR_CLASS_INIT(&tag[0], "link-includes");
1387
1388 i = 1;
1389 if (h->base_includes) {
1390 buffmt_includes(h, buf);
1391 PAIR_HREF_INIT(&tag[i], h->buf);
1392 i++;
1393 }
1394
1395 t = print_otag(h, TAG_A, i, tag);
1396 print_text(h, n->string);
1397 print_tagq(h, t);
1398
1399 n = n->next;
1400 }
1401
1402 for ( ; n; n = n->next) {
1403 assert(MDOC_TEXT == n->type);
1404 print_text(h, n->string);
1405 }
1406
1407 return(0);
1408 }
1409
1410 static int
mdoc_vt_pre(MDOC_ARGS)1411 mdoc_vt_pre(MDOC_ARGS)
1412 {
1413 struct htmlpair tag;
1414
1415 if (MDOC_BLOCK == n->type) {
1416 synopsis_pre(h, n);
1417 return(1);
1418 } else if (MDOC_ELEM == n->type) {
1419 synopsis_pre(h, n);
1420 } else if (MDOC_HEAD == n->type)
1421 return(0);
1422
1423 PAIR_CLASS_INIT(&tag, "type");
1424 print_otag(h, TAG_SPAN, 1, &tag);
1425 return(1);
1426 }
1427
1428 static int
mdoc_ft_pre(MDOC_ARGS)1429 mdoc_ft_pre(MDOC_ARGS)
1430 {
1431 struct htmlpair tag;
1432
1433 synopsis_pre(h, n);
1434 PAIR_CLASS_INIT(&tag, "ftype");
1435 print_otag(h, TAG_I, 1, &tag);
1436 return(1);
1437 }
1438
1439 static int
mdoc_fn_pre(MDOC_ARGS)1440 mdoc_fn_pre(MDOC_ARGS)
1441 {
1442 struct tag *t;
1443 struct htmlpair tag[2];
1444 char nbuf[BUFSIZ];
1445 const char *sp, *ep;
1446 int sz, i, pretty;
1447
1448 pretty = MDOC_SYNPRETTY & n->flags;
1449 synopsis_pre(h, n);
1450
1451 /* Split apart into type and name. */
1452 assert(n->child->string);
1453 sp = n->child->string;
1454
1455 ep = strchr(sp, ' ');
1456 if (NULL != ep) {
1457 PAIR_CLASS_INIT(&tag[0], "ftype");
1458 t = print_otag(h, TAG_I, 1, tag);
1459
1460 while (ep) {
1461 sz = MIN((int)(ep - sp), BUFSIZ - 1);
1462 (void)memcpy(nbuf, sp, (size_t)sz);
1463 nbuf[sz] = '\0';
1464 print_text(h, nbuf);
1465 sp = ++ep;
1466 ep = strchr(sp, ' ');
1467 }
1468 print_tagq(h, t);
1469 }
1470
1471 PAIR_CLASS_INIT(&tag[0], "fname");
1472
1473 /*
1474 * FIXME: only refer to IDs that we know exist.
1475 */
1476
1477 #if 0
1478 if (MDOC_SYNPRETTY & n->flags) {
1479 nbuf[0] = '\0';
1480 html_idcat(nbuf, sp, BUFSIZ);
1481 PAIR_ID_INIT(&tag[1], nbuf);
1482 } else {
1483 strlcpy(nbuf, "#", BUFSIZ);
1484 html_idcat(nbuf, sp, BUFSIZ);
1485 PAIR_HREF_INIT(&tag[1], nbuf);
1486 }
1487 #endif
1488
1489 t = print_otag(h, TAG_B, 1, tag);
1490
1491 if (sp)
1492 print_text(h, sp);
1493
1494 print_tagq(h, t);
1495
1496 h->flags |= HTML_NOSPACE;
1497 print_text(h, "(");
1498 h->flags |= HTML_NOSPACE;
1499
1500 PAIR_CLASS_INIT(&tag[0], "farg");
1501 bufinit(h);
1502 bufcat_style(h, "white-space", "nowrap");
1503 PAIR_STYLE_INIT(&tag[1], h);
1504
1505 for (n = n->child->next; n; n = n->next) {
1506 i = 1;
1507 if (MDOC_SYNPRETTY & n->flags)
1508 i = 2;
1509 t = print_otag(h, TAG_I, i, tag);
1510 print_text(h, n->string);
1511 print_tagq(h, t);
1512 if (n->next) {
1513 h->flags |= HTML_NOSPACE;
1514 print_text(h, ",");
1515 }
1516 }
1517
1518 h->flags |= HTML_NOSPACE;
1519 print_text(h, ")");
1520
1521 if (pretty) {
1522 h->flags |= HTML_NOSPACE;
1523 print_text(h, ";");
1524 }
1525
1526 return(0);
1527 }
1528
1529 static int
mdoc_sm_pre(MDOC_ARGS)1530 mdoc_sm_pre(MDOC_ARGS)
1531 {
1532
1533 if (NULL == n->child)
1534 h->flags ^= HTML_NONOSPACE;
1535 else if (0 == strcmp("on", n->child->string))
1536 h->flags &= ~HTML_NONOSPACE;
1537 else
1538 h->flags |= HTML_NONOSPACE;
1539
1540 if ( ! (HTML_NONOSPACE & h->flags))
1541 h->flags &= ~HTML_NOSPACE;
1542
1543 return(0);
1544 }
1545
1546 static int
mdoc_skip_pre(MDOC_ARGS)1547 mdoc_skip_pre(MDOC_ARGS)
1548 {
1549
1550 return(0);
1551 }
1552
1553 static int
mdoc_pp_pre(MDOC_ARGS)1554 mdoc_pp_pre(MDOC_ARGS)
1555 {
1556
1557 print_paragraph(h);
1558 return(0);
1559 }
1560
1561 static int
mdoc_sp_pre(MDOC_ARGS)1562 mdoc_sp_pre(MDOC_ARGS)
1563 {
1564 struct roffsu su;
1565 struct htmlpair tag;
1566
1567 SCALE_VS_INIT(&su, 1);
1568
1569 if (MDOC_sp == n->tok) {
1570 if (NULL != (n = n->child)) {
1571 if ( ! a2roffsu(n->string, &su, SCALE_VS))
1572 su.scale = 1.0;
1573 else if (su.scale < 0.0)
1574 su.scale = 0.0;
1575 }
1576 } else
1577 su.scale = 0.0;
1578
1579 bufinit(h);
1580 bufcat_su(h, "height", &su);
1581 PAIR_STYLE_INIT(&tag, h);
1582 print_otag(h, TAG_DIV, 1, &tag);
1583
1584 /* So the div isn't empty: */
1585 print_text(h, "\\~");
1586
1587 return(0);
1588
1589 }
1590
1591 static int
mdoc_lk_pre(MDOC_ARGS)1592 mdoc_lk_pre(MDOC_ARGS)
1593 {
1594 struct htmlpair tag[2];
1595
1596 if (NULL == (n = n->child))
1597 return(0);
1598
1599 assert(MDOC_TEXT == n->type);
1600
1601 PAIR_CLASS_INIT(&tag[0], "link-ext");
1602 PAIR_HREF_INIT(&tag[1], n->string);
1603
1604 print_otag(h, TAG_A, 2, tag);
1605
1606 if (NULL == n->next)
1607 print_text(h, n->string);
1608
1609 for (n = n->next; n; n = n->next)
1610 print_text(h, n->string);
1611
1612 return(0);
1613 }
1614
1615 static int
mdoc_mt_pre(MDOC_ARGS)1616 mdoc_mt_pre(MDOC_ARGS)
1617 {
1618 struct htmlpair tag[2];
1619 struct tag *t;
1620
1621 PAIR_CLASS_INIT(&tag[0], "link-mail");
1622
1623 for (n = n->child; n; n = n->next) {
1624 assert(MDOC_TEXT == n->type);
1625
1626 bufinit(h);
1627 bufcat(h, "mailto:");
1628 bufcat(h, n->string);
1629
1630 PAIR_HREF_INIT(&tag[1], h->buf);
1631 t = print_otag(h, TAG_A, 2, tag);
1632 print_text(h, n->string);
1633 print_tagq(h, t);
1634 }
1635
1636 return(0);
1637 }
1638
1639 static int
mdoc_fo_pre(MDOC_ARGS)1640 mdoc_fo_pre(MDOC_ARGS)
1641 {
1642 struct htmlpair tag;
1643 struct tag *t;
1644
1645 if (MDOC_BODY == n->type) {
1646 h->flags |= HTML_NOSPACE;
1647 print_text(h, "(");
1648 h->flags |= HTML_NOSPACE;
1649 return(1);
1650 } else if (MDOC_BLOCK == n->type) {
1651 synopsis_pre(h, n);
1652 return(1);
1653 }
1654
1655 /* XXX: we drop non-initial arguments as per groff. */
1656
1657 assert(n->child);
1658 assert(n->child->string);
1659
1660 PAIR_CLASS_INIT(&tag, "fname");
1661 t = print_otag(h, TAG_B, 1, &tag);
1662 print_text(h, n->child->string);
1663 print_tagq(h, t);
1664 return(0);
1665 }
1666
1667 static void
mdoc_fo_post(MDOC_ARGS)1668 mdoc_fo_post(MDOC_ARGS)
1669 {
1670
1671 if (MDOC_BODY != n->type)
1672 return;
1673 h->flags |= HTML_NOSPACE;
1674 print_text(h, ")");
1675 h->flags |= HTML_NOSPACE;
1676 print_text(h, ";");
1677 }
1678
1679 static int
mdoc_in_pre(MDOC_ARGS)1680 mdoc_in_pre(MDOC_ARGS)
1681 {
1682 struct tag *t;
1683 struct htmlpair tag[2];
1684 int i;
1685
1686 synopsis_pre(h, n);
1687
1688 PAIR_CLASS_INIT(&tag[0], "includes");
1689 print_otag(h, TAG_B, 1, tag);
1690
1691 /*
1692 * The first argument of the `In' gets special treatment as
1693 * being a linked value. Subsequent values are printed
1694 * afterward. groff does similarly. This also handles the case
1695 * of no children.
1696 */
1697
1698 if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags)
1699 print_text(h, "#include");
1700
1701 print_text(h, "<");
1702 h->flags |= HTML_NOSPACE;
1703
1704 if (NULL != (n = n->child)) {
1705 assert(MDOC_TEXT == n->type);
1706
1707 PAIR_CLASS_INIT(&tag[0], "link-includes");
1708
1709 i = 1;
1710 if (h->base_includes) {
1711 buffmt_includes(h, n->string);
1712 PAIR_HREF_INIT(&tag[i], h->buf);
1713 i++;
1714 }
1715
1716 t = print_otag(h, TAG_A, i, tag);
1717 print_text(h, n->string);
1718 print_tagq(h, t);
1719
1720 n = n->next;
1721 }
1722
1723 h->flags |= HTML_NOSPACE;
1724 print_text(h, ">");
1725
1726 for ( ; n; n = n->next) {
1727 assert(MDOC_TEXT == n->type);
1728 print_text(h, n->string);
1729 }
1730
1731 return(0);
1732 }
1733
1734 static int
mdoc_ic_pre(MDOC_ARGS)1735 mdoc_ic_pre(MDOC_ARGS)
1736 {
1737 struct htmlpair tag;
1738
1739 PAIR_CLASS_INIT(&tag, "cmd");
1740 print_otag(h, TAG_B, 1, &tag);
1741 return(1);
1742 }
1743
1744 static int
mdoc_rv_pre(MDOC_ARGS)1745 mdoc_rv_pre(MDOC_ARGS)
1746 {
1747 struct htmlpair tag;
1748 struct tag *t;
1749 int nchild;
1750
1751 if (n->prev)
1752 print_otag(h, TAG_BR, 0, NULL);
1753
1754 PAIR_CLASS_INIT(&tag, "fname");
1755
1756 nchild = n->nchild;
1757 if (nchild > 0) {
1758 print_text(h, "The");
1759
1760 for (n = n->child; n; n = n->next) {
1761 t = print_otag(h, TAG_B, 1, &tag);
1762 print_text(h, n->string);
1763 print_tagq(h, t);
1764
1765 h->flags |= HTML_NOSPACE;
1766 print_text(h, "()");
1767
1768 if (n->next == NULL)
1769 continue;
1770
1771 if (nchild > 2) {
1772 h->flags |= HTML_NOSPACE;
1773 print_text(h, ",");
1774 }
1775 if (n->next->next == NULL)
1776 print_text(h, "and");
1777 }
1778
1779 if (nchild > 1)
1780 print_text(h, "functions return");
1781 else
1782 print_text(h, "function returns");
1783
1784 print_text(h, "the value\\~0 if successful;");
1785 } else
1786 print_text(h, "Upon successful completion,"
1787 " the value\\~0 is returned;");
1788
1789 print_text(h, "otherwise the value\\~\\-1 is returned"
1790 " and the global variable");
1791
1792 PAIR_CLASS_INIT(&tag, "var");
1793 t = print_otag(h, TAG_B, 1, &tag);
1794 print_text(h, "errno");
1795 print_tagq(h, t);
1796 print_text(h, "is set to indicate the error.");
1797 return(0);
1798 }
1799
1800 static int
mdoc_va_pre(MDOC_ARGS)1801 mdoc_va_pre(MDOC_ARGS)
1802 {
1803 struct htmlpair tag;
1804
1805 PAIR_CLASS_INIT(&tag, "var");
1806 print_otag(h, TAG_B, 1, &tag);
1807 return(1);
1808 }
1809
1810 static int
mdoc_ap_pre(MDOC_ARGS)1811 mdoc_ap_pre(MDOC_ARGS)
1812 {
1813
1814 h->flags |= HTML_NOSPACE;
1815 print_text(h, "\\(aq");
1816 h->flags |= HTML_NOSPACE;
1817 return(1);
1818 }
1819
1820 static int
mdoc_bf_pre(MDOC_ARGS)1821 mdoc_bf_pre(MDOC_ARGS)
1822 {
1823 struct htmlpair tag[2];
1824 struct roffsu su;
1825
1826 if (MDOC_HEAD == n->type)
1827 return(0);
1828 else if (MDOC_BODY != n->type)
1829 return(1);
1830
1831 if (FONT_Em == n->norm->Bf.font)
1832 PAIR_CLASS_INIT(&tag[0], "emph");
1833 else if (FONT_Sy == n->norm->Bf.font)
1834 PAIR_CLASS_INIT(&tag[0], "symb");
1835 else if (FONT_Li == n->norm->Bf.font)
1836 PAIR_CLASS_INIT(&tag[0], "lit");
1837 else
1838 PAIR_CLASS_INIT(&tag[0], "none");
1839
1840 /*
1841 * We want this to be inline-formatted, but needs to be div to
1842 * accept block children.
1843 */
1844 bufinit(h);
1845 bufcat_style(h, "display", "inline");
1846 SCALE_HS_INIT(&su, 1);
1847 /* Needs a left-margin for spacing. */
1848 bufcat_su(h, "margin-left", &su);
1849 PAIR_STYLE_INIT(&tag[1], h);
1850 print_otag(h, TAG_DIV, 2, tag);
1851 return(1);
1852 }
1853
1854 static int
mdoc_ms_pre(MDOC_ARGS)1855 mdoc_ms_pre(MDOC_ARGS)
1856 {
1857 struct htmlpair tag;
1858
1859 PAIR_CLASS_INIT(&tag, "symb");
1860 print_otag(h, TAG_SPAN, 1, &tag);
1861 return(1);
1862 }
1863
1864 static int
mdoc_igndelim_pre(MDOC_ARGS)1865 mdoc_igndelim_pre(MDOC_ARGS)
1866 {
1867
1868 h->flags |= HTML_IGNDELIM;
1869 return(1);
1870 }
1871
1872 static void
mdoc_pf_post(MDOC_ARGS)1873 mdoc_pf_post(MDOC_ARGS)
1874 {
1875
1876 if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1877 h->flags |= HTML_NOSPACE;
1878 }
1879
1880 static int
mdoc_rs_pre(MDOC_ARGS)1881 mdoc_rs_pre(MDOC_ARGS)
1882 {
1883 struct htmlpair tag;
1884
1885 if (MDOC_BLOCK != n->type)
1886 return(1);
1887
1888 if (n->prev && SEC_SEE_ALSO == n->sec)
1889 print_paragraph(h);
1890
1891 PAIR_CLASS_INIT(&tag, "ref");
1892 print_otag(h, TAG_SPAN, 1, &tag);
1893 return(1);
1894 }
1895
1896 static int
mdoc_no_pre(MDOC_ARGS)1897 mdoc_no_pre(MDOC_ARGS)
1898 {
1899 struct htmlpair tag;
1900
1901 PAIR_CLASS_INIT(&tag, "none");
1902 print_otag(h, TAG_CODE, 1, &tag);
1903 return(1);
1904 }
1905
1906 static int
mdoc_li_pre(MDOC_ARGS)1907 mdoc_li_pre(MDOC_ARGS)
1908 {
1909 struct htmlpair tag;
1910
1911 PAIR_CLASS_INIT(&tag, "lit");
1912 print_otag(h, TAG_CODE, 1, &tag);
1913 return(1);
1914 }
1915
1916 static int
mdoc_sy_pre(MDOC_ARGS)1917 mdoc_sy_pre(MDOC_ARGS)
1918 {
1919 struct htmlpair tag;
1920
1921 PAIR_CLASS_INIT(&tag, "symb");
1922 print_otag(h, TAG_SPAN, 1, &tag);
1923 return(1);
1924 }
1925
1926 static int
mdoc_bt_pre(MDOC_ARGS)1927 mdoc_bt_pre(MDOC_ARGS)
1928 {
1929
1930 print_text(h, "is currently in beta test.");
1931 return(0);
1932 }
1933
1934 static int
mdoc_ud_pre(MDOC_ARGS)1935 mdoc_ud_pre(MDOC_ARGS)
1936 {
1937
1938 print_text(h, "currently under development.");
1939 return(0);
1940 }
1941
1942 static int
mdoc_lb_pre(MDOC_ARGS)1943 mdoc_lb_pre(MDOC_ARGS)
1944 {
1945 struct htmlpair tag;
1946
1947 if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
1948 print_otag(h, TAG_BR, 0, NULL);
1949
1950 PAIR_CLASS_INIT(&tag, "lib");
1951 print_otag(h, TAG_SPAN, 1, &tag);
1952 return(1);
1953 }
1954
1955 static int
mdoc__x_pre(MDOC_ARGS)1956 mdoc__x_pre(MDOC_ARGS)
1957 {
1958 struct htmlpair tag[2];
1959 enum htmltag t;
1960
1961 t = TAG_SPAN;
1962
1963 switch (n->tok) {
1964 case MDOC__A:
1965 PAIR_CLASS_INIT(&tag[0], "ref-auth");
1966 if (n->prev && MDOC__A == n->prev->tok)
1967 if (NULL == n->next || MDOC__A != n->next->tok)
1968 print_text(h, "and");
1969 break;
1970 case MDOC__B:
1971 PAIR_CLASS_INIT(&tag[0], "ref-book");
1972 t = TAG_I;
1973 break;
1974 case MDOC__C:
1975 PAIR_CLASS_INIT(&tag[0], "ref-city");
1976 break;
1977 case MDOC__D:
1978 PAIR_CLASS_INIT(&tag[0], "ref-date");
1979 break;
1980 case MDOC__I:
1981 PAIR_CLASS_INIT(&tag[0], "ref-issue");
1982 t = TAG_I;
1983 break;
1984 case MDOC__J:
1985 PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
1986 t = TAG_I;
1987 break;
1988 case MDOC__N:
1989 PAIR_CLASS_INIT(&tag[0], "ref-num");
1990 break;
1991 case MDOC__O:
1992 PAIR_CLASS_INIT(&tag[0], "ref-opt");
1993 break;
1994 case MDOC__P:
1995 PAIR_CLASS_INIT(&tag[0], "ref-page");
1996 break;
1997 case MDOC__Q:
1998 PAIR_CLASS_INIT(&tag[0], "ref-corp");
1999 break;
2000 case MDOC__R:
2001 PAIR_CLASS_INIT(&tag[0], "ref-rep");
2002 break;
2003 case MDOC__T:
2004 PAIR_CLASS_INIT(&tag[0], "ref-title");
2005 break;
2006 case MDOC__U:
2007 PAIR_CLASS_INIT(&tag[0], "link-ref");
2008 break;
2009 case MDOC__V:
2010 PAIR_CLASS_INIT(&tag[0], "ref-vol");
2011 break;
2012 default:
2013 abort();
2014 /* NOTREACHED */
2015 }
2016
2017 if (MDOC__U != n->tok) {
2018 print_otag(h, t, 1, tag);
2019 return(1);
2020 }
2021
2022 PAIR_HREF_INIT(&tag[1], n->child->string);
2023 print_otag(h, TAG_A, 2, tag);
2024
2025 return(1);
2026 }
2027
2028 static void
mdoc__x_post(MDOC_ARGS)2029 mdoc__x_post(MDOC_ARGS)
2030 {
2031
2032 if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2033 if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2034 if (NULL == n->prev || MDOC__A != n->prev->tok)
2035 return;
2036
2037 /* TODO: %U */
2038
2039 if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2040 return;
2041
2042 h->flags |= HTML_NOSPACE;
2043 print_text(h, n->next ? "," : ".");
2044 }
2045
2046 static int
mdoc_bk_pre(MDOC_ARGS)2047 mdoc_bk_pre(MDOC_ARGS)
2048 {
2049
2050 switch (n->type) {
2051 case MDOC_BLOCK:
2052 break;
2053 case MDOC_HEAD:
2054 return(0);
2055 case MDOC_BODY:
2056 if (n->parent->args || 0 == n->prev->nchild)
2057 h->flags |= HTML_PREKEEP;
2058 break;
2059 default:
2060 abort();
2061 /* NOTREACHED */
2062 }
2063
2064 return(1);
2065 }
2066
2067 static void
mdoc_bk_post(MDOC_ARGS)2068 mdoc_bk_post(MDOC_ARGS)
2069 {
2070
2071 if (MDOC_BODY == n->type)
2072 h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
2073 }
2074
2075 static int
mdoc_quote_pre(MDOC_ARGS)2076 mdoc_quote_pre(MDOC_ARGS)
2077 {
2078 struct htmlpair tag;
2079
2080 if (MDOC_BODY != n->type)
2081 return(1);
2082
2083 switch (n->tok) {
2084 case MDOC_Ao:
2085 /* FALLTHROUGH */
2086 case MDOC_Aq:
2087 print_text(h, n->nchild == 1 &&
2088 n->child->tok == MDOC_Mt ? "<" : "\\(la");
2089 break;
2090 case MDOC_Bro:
2091 /* FALLTHROUGH */
2092 case MDOC_Brq:
2093 print_text(h, "\\(lC");
2094 break;
2095 case MDOC_Bo:
2096 /* FALLTHROUGH */
2097 case MDOC_Bq:
2098 print_text(h, "\\(lB");
2099 break;
2100 case MDOC_Oo:
2101 /* FALLTHROUGH */
2102 case MDOC_Op:
2103 print_text(h, "\\(lB");
2104 h->flags |= HTML_NOSPACE;
2105 PAIR_CLASS_INIT(&tag, "opt");
2106 print_otag(h, TAG_SPAN, 1, &tag);
2107 break;
2108 case MDOC_En:
2109 if (NULL == n->norm->Es ||
2110 NULL == n->norm->Es->child)
2111 return(1);
2112 print_text(h, n->norm->Es->child->string);
2113 break;
2114 case MDOC_Do:
2115 /* FALLTHROUGH */
2116 case MDOC_Dq:
2117 /* FALLTHROUGH */
2118 case MDOC_Qo:
2119 /* FALLTHROUGH */
2120 case MDOC_Qq:
2121 print_text(h, "\\(lq");
2122 break;
2123 case MDOC_Po:
2124 /* FALLTHROUGH */
2125 case MDOC_Pq:
2126 print_text(h, "(");
2127 break;
2128 case MDOC_Ql:
2129 print_text(h, "\\(oq");
2130 h->flags |= HTML_NOSPACE;
2131 PAIR_CLASS_INIT(&tag, "lit");
2132 print_otag(h, TAG_CODE, 1, &tag);
2133 break;
2134 case MDOC_So:
2135 /* FALLTHROUGH */
2136 case MDOC_Sq:
2137 print_text(h, "\\(oq");
2138 break;
2139 default:
2140 abort();
2141 /* NOTREACHED */
2142 }
2143
2144 h->flags |= HTML_NOSPACE;
2145 return(1);
2146 }
2147
2148 static void
mdoc_quote_post(MDOC_ARGS)2149 mdoc_quote_post(MDOC_ARGS)
2150 {
2151
2152 if (n->type != MDOC_BODY && n->type != MDOC_ELEM)
2153 return;
2154
2155 h->flags |= HTML_NOSPACE;
2156
2157 switch (n->tok) {
2158 case MDOC_Ao:
2159 /* FALLTHROUGH */
2160 case MDOC_Aq:
2161 print_text(h, n->nchild == 1 &&
2162 n->child->tok == MDOC_Mt ? ">" : "\\(ra");
2163 break;
2164 case MDOC_Bro:
2165 /* FALLTHROUGH */
2166 case MDOC_Brq:
2167 print_text(h, "\\(rC");
2168 break;
2169 case MDOC_Oo:
2170 /* FALLTHROUGH */
2171 case MDOC_Op:
2172 /* FALLTHROUGH */
2173 case MDOC_Bo:
2174 /* FALLTHROUGH */
2175 case MDOC_Bq:
2176 print_text(h, "\\(rB");
2177 break;
2178 case MDOC_En:
2179 if (n->norm->Es == NULL ||
2180 n->norm->Es->child == NULL ||
2181 n->norm->Es->child->next == NULL)
2182 h->flags &= ~HTML_NOSPACE;
2183 else
2184 print_text(h, n->norm->Es->child->next->string);
2185 break;
2186 case MDOC_Qo:
2187 /* FALLTHROUGH */
2188 case MDOC_Qq:
2189 /* FALLTHROUGH */
2190 case MDOC_Do:
2191 /* FALLTHROUGH */
2192 case MDOC_Dq:
2193 print_text(h, "\\(rq");
2194 break;
2195 case MDOC_Po:
2196 /* FALLTHROUGH */
2197 case MDOC_Pq:
2198 print_text(h, ")");
2199 break;
2200 case MDOC_Ql:
2201 /* FALLTHROUGH */
2202 case MDOC_So:
2203 /* FALLTHROUGH */
2204 case MDOC_Sq:
2205 print_text(h, "\\(cq");
2206 break;
2207 default:
2208 abort();
2209 /* NOTREACHED */
2210 }
2211 }
2212
2213 static int
mdoc_eo_pre(MDOC_ARGS)2214 mdoc_eo_pre(MDOC_ARGS)
2215 {
2216
2217 if (n->type != MDOC_BODY)
2218 return(1);
2219
2220 if (n->end == ENDBODY_NOT &&
2221 n->parent->head->child == NULL &&
2222 n->child != NULL &&
2223 n->child->end != ENDBODY_NOT)
2224 print_text(h, "\\&");
2225 else if (n->end != ENDBODY_NOT ? n->child != NULL :
2226 n->parent->head->child != NULL && (n->child != NULL ||
2227 (n->parent->tail != NULL && n->parent->tail->child != NULL)))
2228 h->flags |= HTML_NOSPACE;
2229 return(1);
2230 }
2231
2232 static void
mdoc_eo_post(MDOC_ARGS)2233 mdoc_eo_post(MDOC_ARGS)
2234 {
2235 int body, tail;
2236
2237 if (n->type != MDOC_BODY)
2238 return;
2239
2240 if (n->end != ENDBODY_NOT) {
2241 h->flags &= ~HTML_NOSPACE;
2242 return;
2243 }
2244
2245 body = n->child != NULL || n->parent->head->child != NULL;
2246 tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
2247
2248 if (body && tail)
2249 h->flags |= HTML_NOSPACE;
2250 else if ( ! tail)
2251 h->flags &= ~HTML_NOSPACE;
2252 }
2253