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Move clean-up of parsed tbl nodes into the tbl_clear() function, called
[mandoc.git] / mdoc_html.c
1 /* $Id: mdoc_html.c,v 1.139 2010/12/24 22:47:37 kristaps Exp $ */
2 /*
3 * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17 #ifdef HAVE_CONFIG_H
18 #include "config.h"
19 #endif
20
21 #include <sys/types.h>
22
23 #include <assert.h>
24 #include <ctype.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <unistd.h>
29
30 #include "mandoc.h"
31 #include "out.h"
32 #include "html.h"
33 #include "mdoc.h"
34 #include "main.h"
35
36 #define INDENT 5
37 #define HALFINDENT 3
38
39 #define MDOC_ARGS const struct mdoc_meta *m, \
40 const struct mdoc_node *n, \
41 struct html *h
42
43 #ifndef MIN
44 #define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b))
45 #endif
46
47 struct htmlmdoc {
48 int (*pre)(MDOC_ARGS);
49 void (*post)(MDOC_ARGS);
50 };
51
52 static void print_mdoc(MDOC_ARGS);
53 static void print_mdoc_head(MDOC_ARGS);
54 static void print_mdoc_node(MDOC_ARGS);
55 static void print_mdoc_nodelist(MDOC_ARGS);
56 static void synopsis_pre(struct html *,
57 const struct mdoc_node *);
58
59 static void a2width(const char *, struct roffsu *);
60 static void a2offs(const char *, struct roffsu *);
61
62 static void mdoc_root_post(MDOC_ARGS);
63 static int mdoc_root_pre(MDOC_ARGS);
64
65 static void mdoc__x_post(MDOC_ARGS);
66 static int mdoc__x_pre(MDOC_ARGS);
67 static int mdoc_ad_pre(MDOC_ARGS);
68 static int mdoc_an_pre(MDOC_ARGS);
69 static int mdoc_ap_pre(MDOC_ARGS);
70 static int mdoc_ar_pre(MDOC_ARGS);
71 static int mdoc_bd_pre(MDOC_ARGS);
72 static int mdoc_bf_pre(MDOC_ARGS);
73 static void mdoc_bk_post(MDOC_ARGS);
74 static int mdoc_bk_pre(MDOC_ARGS);
75 static int mdoc_bl_pre(MDOC_ARGS);
76 static int mdoc_bt_pre(MDOC_ARGS);
77 static int mdoc_bx_pre(MDOC_ARGS);
78 static int mdoc_cd_pre(MDOC_ARGS);
79 static int mdoc_d1_pre(MDOC_ARGS);
80 static int mdoc_dv_pre(MDOC_ARGS);
81 static int mdoc_fa_pre(MDOC_ARGS);
82 static int mdoc_fd_pre(MDOC_ARGS);
83 static int mdoc_fl_pre(MDOC_ARGS);
84 static int mdoc_fn_pre(MDOC_ARGS);
85 static int mdoc_ft_pre(MDOC_ARGS);
86 static int mdoc_em_pre(MDOC_ARGS);
87 static int mdoc_er_pre(MDOC_ARGS);
88 static int mdoc_ev_pre(MDOC_ARGS);
89 static int mdoc_ex_pre(MDOC_ARGS);
90 static void mdoc_fo_post(MDOC_ARGS);
91 static int mdoc_fo_pre(MDOC_ARGS);
92 static int mdoc_ic_pre(MDOC_ARGS);
93 static int mdoc_igndelim_pre(MDOC_ARGS);
94 static int mdoc_in_pre(MDOC_ARGS);
95 static int mdoc_it_pre(MDOC_ARGS);
96 static int mdoc_lb_pre(MDOC_ARGS);
97 static int mdoc_li_pre(MDOC_ARGS);
98 static int mdoc_lk_pre(MDOC_ARGS);
99 static int mdoc_mt_pre(MDOC_ARGS);
100 static int mdoc_ms_pre(MDOC_ARGS);
101 static int mdoc_nd_pre(MDOC_ARGS);
102 static int mdoc_nm_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_sm_pre(MDOC_ARGS);
113 static int mdoc_sp_pre(MDOC_ARGS);
114 static int mdoc_ss_pre(MDOC_ARGS);
115 static int mdoc_sx_pre(MDOC_ARGS);
116 static int mdoc_sy_pre(MDOC_ARGS);
117 static int mdoc_ud_pre(MDOC_ARGS);
118 static int mdoc_va_pre(MDOC_ARGS);
119 static int mdoc_vt_pre(MDOC_ARGS);
120 static int mdoc_xr_pre(MDOC_ARGS);
121 static int mdoc_xx_pre(MDOC_ARGS);
122
123 static const struct htmlmdoc mdocs[MDOC_MAX] = {
124 {mdoc_ap_pre, NULL}, /* Ap */
125 {NULL, NULL}, /* Dd */
126 {NULL, NULL}, /* Dt */
127 {NULL, NULL}, /* Os */
128 {mdoc_sh_pre, NULL }, /* Sh */
129 {mdoc_ss_pre, NULL }, /* Ss */
130 {mdoc_pp_pre, NULL}, /* Pp */
131 {mdoc_d1_pre, NULL}, /* D1 */
132 {mdoc_d1_pre, NULL}, /* Dl */
133 {mdoc_bd_pre, NULL}, /* Bd */
134 {NULL, NULL}, /* Ed */
135 {mdoc_bl_pre, NULL}, /* Bl */
136 {NULL, NULL}, /* El */
137 {mdoc_it_pre, NULL}, /* It */
138 {mdoc_ad_pre, NULL}, /* Ad */
139 {mdoc_an_pre, NULL}, /* An */
140 {mdoc_ar_pre, NULL}, /* Ar */
141 {mdoc_cd_pre, NULL}, /* Cd */
142 {mdoc_fl_pre, NULL}, /* Cm */
143 {mdoc_dv_pre, NULL}, /* Dv */
144 {mdoc_er_pre, NULL}, /* Er */
145 {mdoc_ev_pre, NULL}, /* Ev */
146 {mdoc_ex_pre, NULL}, /* Ex */
147 {mdoc_fa_pre, NULL}, /* Fa */
148 {mdoc_fd_pre, NULL}, /* Fd */
149 {mdoc_fl_pre, NULL}, /* Fl */
150 {mdoc_fn_pre, NULL}, /* Fn */
151 {mdoc_ft_pre, NULL}, /* Ft */
152 {mdoc_ic_pre, NULL}, /* Ic */
153 {mdoc_in_pre, NULL}, /* In */
154 {mdoc_li_pre, NULL}, /* Li */
155 {mdoc_nd_pre, NULL}, /* Nd */
156 {mdoc_nm_pre, NULL}, /* Nm */
157 {mdoc_quote_pre, mdoc_quote_post}, /* Op */
158 {NULL, NULL}, /* Ot */
159 {mdoc_pa_pre, NULL}, /* Pa */
160 {mdoc_rv_pre, NULL}, /* Rv */
161 {NULL, NULL}, /* St */
162 {mdoc_va_pre, NULL}, /* Va */
163 {mdoc_vt_pre, NULL}, /* Vt */
164 {mdoc_xr_pre, NULL}, /* Xr */
165 {mdoc__x_pre, mdoc__x_post}, /* %A */
166 {mdoc__x_pre, mdoc__x_post}, /* %B */
167 {mdoc__x_pre, mdoc__x_post}, /* %D */
168 {mdoc__x_pre, mdoc__x_post}, /* %I */
169 {mdoc__x_pre, mdoc__x_post}, /* %J */
170 {mdoc__x_pre, mdoc__x_post}, /* %N */
171 {mdoc__x_pre, mdoc__x_post}, /* %O */
172 {mdoc__x_pre, mdoc__x_post}, /* %P */
173 {mdoc__x_pre, mdoc__x_post}, /* %R */
174 {mdoc__x_pre, mdoc__x_post}, /* %T */
175 {mdoc__x_pre, mdoc__x_post}, /* %V */
176 {NULL, NULL}, /* Ac */
177 {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
178 {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
179 {NULL, NULL}, /* At */
180 {NULL, NULL}, /* Bc */
181 {mdoc_bf_pre, NULL}, /* Bf */
182 {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
183 {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
184 {mdoc_xx_pre, NULL}, /* Bsx */
185 {mdoc_bx_pre, NULL}, /* Bx */
186 {NULL, NULL}, /* Db */
187 {NULL, NULL}, /* Dc */
188 {mdoc_quote_pre, mdoc_quote_post}, /* Do */
189 {mdoc_quote_pre, mdoc_quote_post}, /* Dq */
190 {NULL, NULL}, /* Ec */ /* FIXME: no space */
191 {NULL, NULL}, /* Ef */
192 {mdoc_em_pre, NULL}, /* Em */
193 {NULL, NULL}, /* Eo */
194 {mdoc_xx_pre, NULL}, /* Fx */
195 {mdoc_ms_pre, NULL}, /* Ms */
196 {mdoc_igndelim_pre, NULL}, /* No */
197 {mdoc_ns_pre, NULL}, /* Ns */
198 {mdoc_xx_pre, NULL}, /* Nx */
199 {mdoc_xx_pre, NULL}, /* Ox */
200 {NULL, NULL}, /* Pc */
201 {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
202 {mdoc_quote_pre, mdoc_quote_post}, /* Po */
203 {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
204 {NULL, NULL}, /* Qc */
205 {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
206 {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
207 {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
208 {NULL, NULL}, /* Re */
209 {mdoc_rs_pre, NULL}, /* Rs */
210 {NULL, NULL}, /* Sc */
211 {mdoc_quote_pre, mdoc_quote_post}, /* So */
212 {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
213 {mdoc_sm_pre, NULL}, /* Sm */
214 {mdoc_sx_pre, NULL}, /* Sx */
215 {mdoc_sy_pre, NULL}, /* Sy */
216 {NULL, NULL}, /* Tn */
217 {mdoc_xx_pre, NULL}, /* Ux */
218 {NULL, NULL}, /* Xc */
219 {NULL, NULL}, /* Xo */
220 {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
221 {NULL, NULL}, /* Fc */
222 {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
223 {NULL, NULL}, /* Oc */
224 {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
225 {NULL, NULL}, /* Ek */
226 {mdoc_bt_pre, NULL}, /* Bt */
227 {NULL, NULL}, /* Hf */
228 {NULL, NULL}, /* Fr */
229 {mdoc_ud_pre, NULL}, /* Ud */
230 {mdoc_lb_pre, NULL}, /* Lb */
231 {mdoc_pp_pre, NULL}, /* Lp */
232 {mdoc_lk_pre, NULL}, /* Lk */
233 {mdoc_mt_pre, NULL}, /* Mt */
234 {mdoc_quote_pre, mdoc_quote_post}, /* Brq */
235 {mdoc_quote_pre, mdoc_quote_post}, /* Bro */
236 {NULL, NULL}, /* Brc */
237 {mdoc__x_pre, mdoc__x_post}, /* %C */
238 {NULL, NULL}, /* Es */ /* TODO */
239 {NULL, NULL}, /* En */ /* TODO */
240 {mdoc_xx_pre, NULL}, /* Dx */
241 {mdoc__x_pre, mdoc__x_post}, /* %Q */
242 {mdoc_sp_pre, NULL}, /* br */
243 {mdoc_sp_pre, NULL}, /* sp */
244 {mdoc__x_pre, mdoc__x_post}, /* %U */
245 {NULL, NULL}, /* Ta */
246 };
247
248 static const char * const lists[LIST_MAX] = {
249 NULL,
250 "list-bul",
251 "list-col",
252 "list-dash",
253 "list-diag",
254 "list-enum",
255 "list-hang",
256 "list-hyph",
257 "list-inset",
258 "list-item",
259 "list-ohang",
260 "list-tag"
261 };
262
263 void
264 html_mdoc(void *arg, const struct mdoc *m)
265 {
266 struct html *h;
267 struct tag *t;
268
269 h = (struct html *)arg;
270
271 print_gen_decls(h);
272 t = print_otag(h, TAG_HTML, 0, NULL);
273 print_mdoc(mdoc_meta(m), mdoc_node(m), h);
274 print_tagq(h, t);
275
276 printf("\n");
277 }
278
279
280 /*
281 * Calculate the scaling unit passed in a `-width' argument. This uses
282 * either a native scaling unit (e.g., 1i, 2m) or the string length of
283 * the value.
284 */
285 static void
286 a2width(const char *p, struct roffsu *su)
287 {
288
289 if ( ! a2roffsu(p, su, SCALE_MAX)) {
290 su->unit = SCALE_BU;
291 su->scale = (int)strlen(p);
292 }
293 }
294
295
296 /*
297 * See the same function in mdoc_term.c for documentation.
298 */
299 static void
300 synopsis_pre(struct html *h, const struct mdoc_node *n)
301 {
302
303 if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
304 return;
305
306 if (n->prev->tok == n->tok &&
307 MDOC_Fo != n->tok &&
308 MDOC_Ft != n->tok &&
309 MDOC_Fn != n->tok) {
310 print_otag(h, TAG_BR, 0, NULL);
311 return;
312 }
313
314 switch (n->prev->tok) {
315 case (MDOC_Fd):
316 /* FALLTHROUGH */
317 case (MDOC_Fn):
318 /* FALLTHROUGH */
319 case (MDOC_Fo):
320 /* FALLTHROUGH */
321 case (MDOC_In):
322 /* FALLTHROUGH */
323 case (MDOC_Vt):
324 print_otag(h, TAG_P, 0, NULL);
325 break;
326 case (MDOC_Ft):
327 if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
328 print_otag(h, TAG_P, 0, NULL);
329 break;
330 }
331 /* FALLTHROUGH */
332 default:
333 print_otag(h, TAG_BR, 0, NULL);
334 break;
335 }
336 }
337
338
339 /*
340 * Calculate the scaling unit passed in an `-offset' argument. This
341 * uses either a native scaling unit (e.g., 1i, 2m), one of a set of
342 * predefined strings (indent, etc.), or the string length of the value.
343 */
344 static void
345 a2offs(const char *p, struct roffsu *su)
346 {
347
348 /* FIXME: "right"? */
349
350 if (0 == strcmp(p, "left"))
351 SCALE_HS_INIT(su, 0);
352 else if (0 == strcmp(p, "indent"))
353 SCALE_HS_INIT(su, INDENT);
354 else if (0 == strcmp(p, "indent-two"))
355 SCALE_HS_INIT(su, INDENT * 2);
356 else if ( ! a2roffsu(p, su, SCALE_MAX)) {
357 su->unit = SCALE_BU;
358 su->scale = (int)strlen(p);
359 }
360 }
361
362
363 static void
364 print_mdoc(MDOC_ARGS)
365 {
366 struct tag *t;
367
368 t = print_otag(h, TAG_HEAD, 0, NULL);
369 print_mdoc_head(m, n, h);
370 print_tagq(h, t);
371
372 t = print_otag(h, TAG_BODY, 0, NULL);
373 print_mdoc_nodelist(m, n, h);
374 print_tagq(h, t);
375 }
376
377
378 /* ARGSUSED */
379 static void
380 print_mdoc_head(MDOC_ARGS)
381 {
382
383 print_gen_head(h);
384 bufinit(h);
385 buffmt(h, "%s(%s)", m->title, m->msec);
386
387 if (m->arch) {
388 bufcat(h, " (");
389 bufcat(h, m->arch);
390 bufcat(h, ")");
391 }
392
393 print_otag(h, TAG_TITLE, 0, NULL);
394 print_text(h, h->buf);
395 }
396
397
398 static void
399 print_mdoc_nodelist(MDOC_ARGS)
400 {
401
402 print_mdoc_node(m, n, h);
403 if (n->next)
404 print_mdoc_nodelist(m, n->next, h);
405 }
406
407
408 static void
409 print_mdoc_node(MDOC_ARGS)
410 {
411 int child;
412 struct tag *t;
413
414 child = 1;
415 t = h->tags.head;
416
417 bufinit(h);
418 switch (n->type) {
419 case (MDOC_ROOT):
420 child = mdoc_root_pre(m, n, h);
421 break;
422 case (MDOC_TEXT):
423 print_text(h, n->string);
424 return;
425 default:
426 if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
427 child = (*mdocs[n->tok].pre)(m, n, h);
428 break;
429 }
430
431 if (HTML_KEEP & h->flags) {
432 if (n->prev && n->prev->line != n->line) {
433 h->flags &= ~HTML_KEEP;
434 h->flags |= HTML_PREKEEP;
435 } else if (NULL == n->prev) {
436 if (n->parent && n->parent->line != n->line) {
437 h->flags &= ~HTML_KEEP;
438 h->flags |= HTML_PREKEEP;
439 }
440 }
441 }
442
443 if (child && n->child)
444 print_mdoc_nodelist(m, n->child, h);
445
446 print_stagq(h, t);
447
448 bufinit(h);
449 switch (n->type) {
450 case (MDOC_ROOT):
451 mdoc_root_post(m, n, h);
452 break;
453 default:
454 if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
455 (*mdocs[n->tok].post)(m, n, h);
456 break;
457 }
458 }
459
460 /* ARGSUSED */
461 static void
462 mdoc_root_post(MDOC_ARGS)
463 {
464 struct htmlpair tag[3];
465 struct tag *t, *tt;
466 char b[DATESIZ];
467
468 time2a(m->date, b, DATESIZ);
469
470 PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
471 PAIR_CLASS_INIT(&tag[1], "foot");
472 if (NULL == h->style) {
473 PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
474 t = print_otag(h, TAG_TABLE, 3, tag);
475 PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
476 print_otag(h, TAG_COL, 1, tag);
477 print_otag(h, TAG_COL, 1, tag);
478 } else
479 t = print_otag(h, TAG_TABLE, 2, tag);
480
481 t = print_otag(h, TAG_TBODY, 0, NULL);
482
483 tt = print_otag(h, TAG_TR, 0, NULL);
484
485 PAIR_CLASS_INIT(&tag[0], "foot-date");
486 print_otag(h, TAG_TD, 1, tag);
487
488 print_text(h, b);
489 print_stagq(h, tt);
490
491 PAIR_CLASS_INIT(&tag[0], "foot-os");
492 if (NULL == h->style) {
493 PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
494 print_otag(h, TAG_TD, 2, tag);
495 } else
496 print_otag(h, TAG_TD, 1, tag);
497
498 print_text(h, m->os);
499 print_tagq(h, t);
500 }
501
502
503 /* ARGSUSED */
504 static int
505 mdoc_root_pre(MDOC_ARGS)
506 {
507 struct htmlpair tag[3];
508 struct tag *t, *tt;
509 char b[BUFSIZ], title[BUFSIZ];
510
511 strlcpy(b, m->vol, BUFSIZ);
512
513 if (m->arch) {
514 strlcat(b, " (", BUFSIZ);
515 strlcat(b, m->arch, BUFSIZ);
516 strlcat(b, ")", BUFSIZ);
517 }
518
519 snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
520
521 PAIR_SUMMARY_INIT(&tag[0], "Document Header");
522 PAIR_CLASS_INIT(&tag[1], "head");
523 if (NULL == h->style) {
524 PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
525 t = print_otag(h, TAG_TABLE, 3, tag);
526 PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
527 print_otag(h, TAG_COL, 1, tag);
528 print_otag(h, TAG_COL, 1, tag);
529 print_otag(h, TAG_COL, 1, tag);
530 } else
531 t = print_otag(h, TAG_TABLE, 2, tag);
532
533 print_otag(h, TAG_TBODY, 0, NULL);
534
535 tt = print_otag(h, TAG_TR, 0, NULL);
536
537 PAIR_CLASS_INIT(&tag[0], "head-ltitle");
538 print_otag(h, TAG_TD, 1, tag);
539
540 print_text(h, title);
541 print_stagq(h, tt);
542
543 PAIR_CLASS_INIT(&tag[0], "head-vol");
544 if (NULL == h->style) {
545 PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
546 print_otag(h, TAG_TD, 2, tag);
547 } else
548 print_otag(h, TAG_TD, 1, tag);
549
550 print_text(h, b);
551 print_stagq(h, tt);
552
553 PAIR_CLASS_INIT(&tag[0], "head-rtitle");
554 if (NULL == h->style) {
555 PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
556 print_otag(h, TAG_TD, 2, tag);
557 } else
558 print_otag(h, TAG_TD, 1, tag);
559
560 print_text(h, title);
561 print_tagq(h, t);
562 return(1);
563 }
564
565
566 /* ARGSUSED */
567 static int
568 mdoc_sh_pre(MDOC_ARGS)
569 {
570 struct htmlpair tag;
571 char buf[BUFSIZ];
572
573 if (MDOC_BLOCK == n->type) {
574 PAIR_CLASS_INIT(&tag, "section");
575 print_otag(h, TAG_DIV, 1, &tag);
576 return(1);
577 } else if (MDOC_BODY == n->type)
578 return(1);
579
580 buf[0] = '\0';
581 for (n = n->child; n; n = n->next) {
582 html_idcat(buf, n->string, BUFSIZ);
583 if (n->next)
584 html_idcat(buf, " ", BUFSIZ);
585 }
586
587 PAIR_ID_INIT(&tag, buf);
588 print_otag(h, TAG_H1, 1, &tag);
589 return(1);
590 }
591
592
593 /* ARGSUSED */
594 static int
595 mdoc_ss_pre(MDOC_ARGS)
596 {
597 struct htmlpair tag;
598 char buf[BUFSIZ];
599
600 if (MDOC_BLOCK == n->type) {
601 PAIR_CLASS_INIT(&tag, "subsection");
602 print_otag(h, TAG_DIV, 1, &tag);
603 return(1);
604 } else if (MDOC_BODY == n->type)
605 return(1);
606
607 buf[0] = '\0';
608 for (n = n->child; n; n = n->next) {
609 html_idcat(buf, n->string, BUFSIZ);
610 if (n->next)
611 html_idcat(buf, " ", BUFSIZ);
612 }
613
614 PAIR_ID_INIT(&tag, buf);
615 print_otag(h, TAG_H2, 1, &tag);
616 return(1);
617 }
618
619
620 /* ARGSUSED */
621 static int
622 mdoc_fl_pre(MDOC_ARGS)
623 {
624 struct htmlpair tag;
625
626 PAIR_CLASS_INIT(&tag, "flag");
627 print_otag(h, TAG_B, 1, &tag);
628
629 /* `Cm' has no leading hyphen. */
630
631 if (MDOC_Cm == n->tok)
632 return(1);
633
634 print_text(h, "\\-");
635
636 if (n->child)
637 h->flags |= HTML_NOSPACE;
638 else if (n->next && n->next->line == n->line)
639 h->flags |= HTML_NOSPACE;
640
641 return(1);
642 }
643
644
645 /* ARGSUSED */
646 static int
647 mdoc_nd_pre(MDOC_ARGS)
648 {
649 struct htmlpair tag;
650
651 if (MDOC_BODY != n->type)
652 return(1);
653
654 /* XXX: this tag in theory can contain block elements. */
655
656 print_text(h, "\\(em");
657 PAIR_CLASS_INIT(&tag, "desc");
658 print_otag(h, TAG_SPAN, 1, &tag);
659 return(1);
660 }
661
662
663 static int
664 mdoc_nm_pre(MDOC_ARGS)
665 {
666 struct htmlpair tag;
667 struct roffsu su;
668 size_t len;
669
670 switch (n->type) {
671 case (MDOC_ELEM):
672 synopsis_pre(h, n);
673 PAIR_CLASS_INIT(&tag, "name");
674 print_otag(h, TAG_B, 1, &tag);
675 if (NULL == n->child && m->name)
676 print_text(h, m->name);
677 return(1);
678 case (MDOC_HEAD):
679 print_otag(h, TAG_TD, 0, NULL);
680 if (NULL == n->child && m->name)
681 print_text(h, m->name);
682 return(1);
683 case (MDOC_BODY):
684 print_otag(h, TAG_TD, 0, NULL);
685 return(1);
686 default:
687 break;
688 }
689
690 synopsis_pre(h, n);
691 PAIR_CLASS_INIT(&tag, "synopsis");
692 print_otag(h, TAG_TABLE, 1, &tag);
693
694 for (len = 0, n = n->child; n; n = n->next)
695 if (MDOC_TEXT == n->type)
696 len += strlen(n->string);
697
698 if (0 == len && m->name)
699 len = strlen(m->name);
700
701 SCALE_HS_INIT(&su, (double)len);
702 bufcat_su(h, "width", &su);
703 PAIR_STYLE_INIT(&tag, h);
704 print_otag(h, TAG_COL, 1, &tag);
705 print_otag(h, TAG_COL, 0, NULL);
706 print_otag(h, TAG_TBODY, 0, NULL);
707 print_otag(h, TAG_TR, 0, NULL);
708 return(1);
709 }
710
711
712 /* ARGSUSED */
713 static int
714 mdoc_xr_pre(MDOC_ARGS)
715 {
716 struct htmlpair tag[2];
717 const struct mdoc_node *nn;
718
719 if (NULL == n->child)
720 return(0);
721
722 PAIR_CLASS_INIT(&tag[0], "link-man");
723
724 if (h->base_man) {
725 buffmt_man(h, n->child->string,
726 n->child->next ?
727 n->child->next->string : NULL);
728 PAIR_HREF_INIT(&tag[1], h->buf);
729 print_otag(h, TAG_A, 2, tag);
730 } else
731 print_otag(h, TAG_A, 1, tag);
732
733 nn = n->child;
734 print_text(h, nn->string);
735
736 if (NULL == (nn = nn->next))
737 return(0);
738
739 h->flags |= HTML_NOSPACE;
740 print_text(h, "(");
741 h->flags |= HTML_NOSPACE;
742 print_text(h, nn->string);
743 h->flags |= HTML_NOSPACE;
744 print_text(h, ")");
745 return(0);
746 }
747
748
749 /* ARGSUSED */
750 static int
751 mdoc_ns_pre(MDOC_ARGS)
752 {
753
754 h->flags |= HTML_NOSPACE;
755 return(1);
756 }
757
758
759 /* ARGSUSED */
760 static int
761 mdoc_ar_pre(MDOC_ARGS)
762 {
763 struct htmlpair tag;
764
765 PAIR_CLASS_INIT(&tag, "arg");
766 print_otag(h, TAG_I, 1, &tag);
767 return(1);
768 }
769
770
771 /* ARGSUSED */
772 static int
773 mdoc_xx_pre(MDOC_ARGS)
774 {
775 const char *pp;
776 struct htmlpair tag;
777
778 switch (n->tok) {
779 case (MDOC_Bsx):
780 pp = "BSD/OS";
781 break;
782 case (MDOC_Dx):
783 pp = "DragonFly";
784 break;
785 case (MDOC_Fx):
786 pp = "FreeBSD";
787 break;
788 case (MDOC_Nx):
789 pp = "NetBSD";
790 break;
791 case (MDOC_Ox):
792 pp = "OpenBSD";
793 break;
794 case (MDOC_Ux):
795 pp = "UNIX";
796 break;
797 default:
798 return(1);
799 }
800
801 PAIR_CLASS_INIT(&tag, "unix");
802 print_otag(h, TAG_SPAN, 1, &tag);
803 print_text(h, pp);
804 return(1);
805 }
806
807
808 /* ARGSUSED */
809 static int
810 mdoc_bx_pre(MDOC_ARGS)
811 {
812 const struct mdoc_node *nn;
813 struct htmlpair tag;
814
815 PAIR_CLASS_INIT(&tag, "unix");
816 print_otag(h, TAG_SPAN, 1, &tag);
817
818 for (nn = n->child; nn; nn = nn->next)
819 print_mdoc_node(m, nn, h);
820
821 if (n->child)
822 h->flags |= HTML_NOSPACE;
823
824 print_text(h, "BSD");
825 return(0);
826 }
827
828 static int
829 mdoc_it_pre(MDOC_ARGS)
830 {
831 struct roffsu su;
832 enum mdoc_list type;
833 struct htmlpair tag[2];
834 const struct mdoc_node *bl;
835
836 bl = n->parent;
837 while (bl && MDOC_Bl != bl->tok)
838 bl = bl->parent;
839
840 assert(bl);
841
842 type = bl->norm->Bl.type;
843
844 assert(lists[type]);
845 PAIR_CLASS_INIT(&tag[0], lists[type]);
846
847 if (MDOC_HEAD == n->type) {
848 switch (type) {
849 case(LIST_bullet):
850 /* FALLTHROUGH */
851 case(LIST_dash):
852 /* FALLTHROUGH */
853 case(LIST_item):
854 /* FALLTHROUGH */
855 case(LIST_hyphen):
856 /* FALLTHROUGH */
857 case(LIST_enum):
858 return(0);
859 case(LIST_diag):
860 /* FALLTHROUGH */
861 case(LIST_hang):
862 /* FALLTHROUGH */
863 case(LIST_inset):
864 /* FALLTHROUGH */
865 case(LIST_ohang):
866 /* FALLTHROUGH */
867 case(LIST_tag):
868 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
869 bufcat_su(h, "margin-top", &su);
870 PAIR_STYLE_INIT(&tag[1], h);
871 print_otag(h, TAG_DT, 2, tag);
872 if (LIST_diag != type)
873 break;
874 PAIR_CLASS_INIT(&tag[0], "diag");
875 print_otag(h, TAG_B, 1, tag);
876 break;
877 case(LIST_column):
878 break;
879 default:
880 break;
881 }
882 } else if (MDOC_BODY == n->type) {
883 switch (type) {
884 case(LIST_bullet):
885 /* FALLTHROUGH */
886 case(LIST_hyphen):
887 /* FALLTHROUGH */
888 case(LIST_dash):
889 /* FALLTHROUGH */
890 case(LIST_enum):
891 /* FALLTHROUGH */
892 case(LIST_item):
893 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
894 bufcat_su(h, "margin-top", &su);
895 PAIR_STYLE_INIT(&tag[1], h);
896 print_otag(h, TAG_LI, 2, tag);
897 break;
898 case(LIST_diag):
899 /* FALLTHROUGH */
900 case(LIST_hang):
901 /* FALLTHROUGH */
902 case(LIST_inset):
903 /* FALLTHROUGH */
904 case(LIST_ohang):
905 /* FALLTHROUGH */
906 case(LIST_tag):
907 if (NULL == bl->norm->Bl.width) {
908 print_otag(h, TAG_DD, 1, tag);
909 break;
910 }
911 a2width(bl->norm->Bl.width, &su);
912 bufcat_su(h, "margin-left", &su);
913 PAIR_STYLE_INIT(&tag[1], h);
914 print_otag(h, TAG_DD, 2, tag);
915 break;
916 case(LIST_column):
917 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
918 bufcat_su(h, "margin-top", &su);
919 PAIR_STYLE_INIT(&tag[1], h);
920 print_otag(h, TAG_TD, 2, tag);
921 break;
922 default:
923 break;
924 }
925 } else {
926 switch (type) {
927 case (LIST_column):
928 print_otag(h, TAG_TR, 1, tag);
929 break;
930 default:
931 break;
932 }
933 }
934
935 return(1);
936 }
937
938 /* ARGSUSED */
939 static int
940 mdoc_bl_pre(MDOC_ARGS)
941 {
942 size_t i;
943 struct htmlpair tag[3];
944 struct roffsu su;
945 char buf[BUFSIZ];
946
947 if (MDOC_BODY == n->type) {
948 if (LIST_column == n->norm->Bl.type)
949 print_otag(h, TAG_TBODY, 0, NULL);
950 return(1);
951 }
952
953 if (MDOC_HEAD == n->type) {
954 if (LIST_column != n->norm->Bl.type)
955 return(0);
956
957 /*
958 * For each column, print out the <COL> tag with our
959 * suggested width. The last column gets min-width, as
960 * in terminal mode it auto-sizes to the width of the
961 * screen and we want to preserve that behaviour.
962 */
963
964 for (i = 0; i < n->norm->Bl.ncols; i++) {
965 a2width(n->norm->Bl.cols[i], &su);
966 bufinit(h);
967 if (i < n->norm->Bl.ncols - 1)
968 bufcat_su(h, "width", &su);
969 else
970 bufcat_su(h, "min-width", &su);
971 PAIR_STYLE_INIT(&tag[0], h);
972 print_otag(h, TAG_COL, 1, tag);
973 }
974
975 return(0);
976 }
977
978 SCALE_VS_INIT(&su, 0);
979 bufcat_su(h, "margin-top", &su);
980 bufcat_su(h, "margin-bottom", &su);
981 PAIR_STYLE_INIT(&tag[0], h);
982
983 assert(lists[n->norm->Bl.type]);
984 strlcpy(buf, "list ", BUFSIZ);
985 strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
986 PAIR_INIT(&tag[1], ATTR_CLASS, buf);
987
988 /* Set the block's left-hand margin. */
989
990 if (n->norm->Bl.offs) {
991 a2offs(n->norm->Bl.offs, &su);
992 bufcat_su(h, "margin-left", &su);
993 }
994
995 switch (n->norm->Bl.type) {
996 case(LIST_bullet):
997 /* FALLTHROUGH */
998 case(LIST_dash):
999 /* FALLTHROUGH */
1000 case(LIST_hyphen):
1001 /* FALLTHROUGH */
1002 case(LIST_item):
1003 print_otag(h, TAG_UL, 2, tag);
1004 break;
1005 case(LIST_enum):
1006 print_otag(h, TAG_OL, 2, tag);
1007 break;
1008 case(LIST_diag):
1009 /* FALLTHROUGH */
1010 case(LIST_hang):
1011 /* FALLTHROUGH */
1012 case(LIST_inset):
1013 /* FALLTHROUGH */
1014 case(LIST_ohang):
1015 /* FALLTHROUGH */
1016 case(LIST_tag):
1017 print_otag(h, TAG_DL, 2, tag);
1018 break;
1019 case(LIST_column):
1020 print_otag(h, TAG_TABLE, 2, tag);
1021 break;
1022 default:
1023 abort();
1024 /* NOTREACHED */
1025 }
1026
1027 return(1);
1028 }
1029
1030 /* ARGSUSED */
1031 static int
1032 mdoc_ex_pre(MDOC_ARGS)
1033 {
1034 const struct mdoc_node *nn;
1035 struct tag *t;
1036 struct htmlpair tag;
1037
1038 if (n->prev)
1039 print_otag(h, TAG_BR, 0, NULL);
1040
1041 PAIR_CLASS_INIT(&tag, "utility");
1042
1043 print_text(h, "The");
1044 for (nn = n->child; nn; nn = nn->next) {
1045 t = print_otag(h, TAG_B, 1, &tag);
1046 print_text(h, nn->string);
1047 print_tagq(h, t);
1048
1049 h->flags |= HTML_NOSPACE;
1050
1051 if (nn->next && NULL == nn->next->next)
1052 print_text(h, ", and");
1053 else if (nn->next)
1054 print_text(h, ",");
1055 else
1056 h->flags &= ~HTML_NOSPACE;
1057 }
1058
1059 if (n->child && n->child->next)
1060 print_text(h, "utilities exit");
1061 else
1062 print_text(h, "utility exits");
1063
1064 print_text(h, "0 on success, and >0 if an error occurs.");
1065 return(0);
1066 }
1067
1068
1069 /* ARGSUSED */
1070 static int
1071 mdoc_em_pre(MDOC_ARGS)
1072 {
1073 struct htmlpair tag;
1074
1075 PAIR_CLASS_INIT(&tag, "emph");
1076 print_otag(h, TAG_SPAN, 1, &tag);
1077 return(1);
1078 }
1079
1080
1081 /* ARGSUSED */
1082 static int
1083 mdoc_d1_pre(MDOC_ARGS)
1084 {
1085 struct htmlpair tag[2];
1086 struct roffsu su;
1087
1088 if (MDOC_BLOCK != n->type)
1089 return(1);
1090
1091 SCALE_VS_INIT(&su, 0);
1092 bufcat_su(h, "margin-top", &su);
1093 bufcat_su(h, "margin-bottom", &su);
1094 PAIR_STYLE_INIT(&tag[0], h);
1095 print_otag(h, TAG_BLOCKQUOTE, 1, tag);
1096
1097 /* BLOCKQUOTE needs a block body. */
1098
1099 PAIR_CLASS_INIT(&tag[0], "display");
1100 print_otag(h, TAG_DIV, 1, tag);
1101
1102 if (MDOC_Dl == n->tok) {
1103 PAIR_CLASS_INIT(&tag[0], "lit");
1104 print_otag(h, TAG_CODE, 1, tag);
1105 }
1106
1107 return(1);
1108 }
1109
1110
1111 /* ARGSUSED */
1112 static int
1113 mdoc_sx_pre(MDOC_ARGS)
1114 {
1115 struct htmlpair tag[2];
1116 const struct mdoc_node *nn;
1117 char buf[BUFSIZ];
1118
1119 strlcpy(buf, "#", BUFSIZ);
1120 for (nn = n->child; nn; nn = nn->next) {
1121 html_idcat(buf, nn->string, BUFSIZ);
1122 if (nn->next)
1123 html_idcat(buf, " ", BUFSIZ);
1124 }
1125
1126 PAIR_CLASS_INIT(&tag[0], "link-sec");
1127 PAIR_HREF_INIT(&tag[1], buf);
1128
1129 print_otag(h, TAG_I, 1, tag);
1130 print_otag(h, TAG_A, 2, tag);
1131 return(1);
1132 }
1133
1134
1135 /* ARGSUSED */
1136 static int
1137 mdoc_bd_pre(MDOC_ARGS)
1138 {
1139 struct htmlpair tag[2];
1140 int comp;
1141 const struct mdoc_node *nn;
1142 struct roffsu su;
1143
1144 if (MDOC_HEAD == n->type)
1145 return(0);
1146
1147 if (MDOC_BLOCK == n->type) {
1148 comp = n->norm->Bd.comp;
1149 for (nn = n; nn && ! comp; nn = nn->parent) {
1150 if (MDOC_BLOCK != nn->type)
1151 continue;
1152 if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
1153 comp = 1;
1154 if (nn->prev)
1155 break;
1156 }
1157 if ( ! comp)
1158 print_otag(h, TAG_P, 0, NULL);
1159 return(1);
1160 }
1161
1162 SCALE_HS_INIT(&su, 0);
1163 if (n->norm->Bd.offs)
1164 a2offs(n->norm->Bd.offs, &su);
1165
1166 bufcat_su(h, "margin-left", &su);
1167 PAIR_STYLE_INIT(&tag[0], h);
1168
1169 if (DISP_unfilled != n->norm->Bd.type &&
1170 DISP_literal != n->norm->Bd.type) {
1171 PAIR_CLASS_INIT(&tag[1], "display");
1172 print_otag(h, TAG_DIV, 2, tag);
1173 return(1);
1174 }
1175
1176 PAIR_CLASS_INIT(&tag[1], "lit display");
1177 print_otag(h, TAG_PRE, 2, tag);
1178
1179 for (nn = n->child; nn; nn = nn->next) {
1180 print_mdoc_node(m, nn, h);
1181 /*
1182 * If the printed node flushes its own line, then we
1183 * needn't do it here as well. This is hacky, but the
1184 * notion of selective eoln whitespace is pretty dumb
1185 * anyway, so don't sweat it.
1186 */
1187 switch (nn->tok) {
1188 case (MDOC_Sm):
1189 /* FALLTHROUGH */
1190 case (MDOC_br):
1191 /* FALLTHROUGH */
1192 case (MDOC_sp):
1193 /* FALLTHROUGH */
1194 case (MDOC_Bl):
1195 /* FALLTHROUGH */
1196 case (MDOC_D1):
1197 /* FALLTHROUGH */
1198 case (MDOC_Dl):
1199 /* FALLTHROUGH */
1200 case (MDOC_Lp):
1201 /* FALLTHROUGH */
1202 case (MDOC_Pp):
1203 continue;
1204 default:
1205 break;
1206 }
1207 if (nn->next && nn->next->line == nn->line)
1208 continue;
1209 else if (nn->next)
1210 print_text(h, "\n");
1211
1212 h->flags |= HTML_NOSPACE;
1213 }
1214
1215 return(0);
1216 }
1217
1218
1219 /* ARGSUSED */
1220 static int
1221 mdoc_pa_pre(MDOC_ARGS)
1222 {
1223 struct htmlpair tag;
1224
1225 PAIR_CLASS_INIT(&tag, "file");
1226 print_otag(h, TAG_I, 1, &tag);
1227 return(1);
1228 }
1229
1230
1231 /* ARGSUSED */
1232 static int
1233 mdoc_ad_pre(MDOC_ARGS)
1234 {
1235 struct htmlpair tag;
1236
1237 PAIR_CLASS_INIT(&tag, "addr");
1238 print_otag(h, TAG_I, 1, &tag);
1239 return(1);
1240 }
1241
1242
1243 /* ARGSUSED */
1244 static int
1245 mdoc_an_pre(MDOC_ARGS)
1246 {
1247 struct htmlpair tag;
1248
1249 /* TODO: -split and -nosplit (see termp_an_pre()). */
1250
1251 PAIR_CLASS_INIT(&tag, "author");
1252 print_otag(h, TAG_SPAN, 1, &tag);
1253 return(1);
1254 }
1255
1256
1257 /* ARGSUSED */
1258 static int
1259 mdoc_cd_pre(MDOC_ARGS)
1260 {
1261 struct htmlpair tag;
1262
1263 synopsis_pre(h, n);
1264 PAIR_CLASS_INIT(&tag, "config");
1265 print_otag(h, TAG_B, 1, &tag);
1266 return(1);
1267 }
1268
1269
1270 /* ARGSUSED */
1271 static int
1272 mdoc_dv_pre(MDOC_ARGS)
1273 {
1274 struct htmlpair tag;
1275
1276 PAIR_CLASS_INIT(&tag, "define");
1277 print_otag(h, TAG_SPAN, 1, &tag);
1278 return(1);
1279 }
1280
1281
1282 /* ARGSUSED */
1283 static int
1284 mdoc_ev_pre(MDOC_ARGS)
1285 {
1286 struct htmlpair tag;
1287
1288 PAIR_CLASS_INIT(&tag, "env");
1289 print_otag(h, TAG_SPAN, 1, &tag);
1290 return(1);
1291 }
1292
1293
1294 /* ARGSUSED */
1295 static int
1296 mdoc_er_pre(MDOC_ARGS)
1297 {
1298 struct htmlpair tag;
1299
1300 PAIR_CLASS_INIT(&tag, "errno");
1301 print_otag(h, TAG_SPAN, 1, &tag);
1302 return(1);
1303 }
1304
1305
1306 /* ARGSUSED */
1307 static int
1308 mdoc_fa_pre(MDOC_ARGS)
1309 {
1310 const struct mdoc_node *nn;
1311 struct htmlpair tag;
1312 struct tag *t;
1313
1314 PAIR_CLASS_INIT(&tag, "farg");
1315 if (n->parent->tok != MDOC_Fo) {
1316 print_otag(h, TAG_I, 1, &tag);
1317 return(1);
1318 }
1319
1320 for (nn = n->child; nn; nn = nn->next) {
1321 t = print_otag(h, TAG_I, 1, &tag);
1322 print_text(h, nn->string);
1323 print_tagq(h, t);
1324 if (nn->next)
1325 print_text(h, ",");
1326 }
1327
1328 if (n->child && n->next && n->next->tok == MDOC_Fa)
1329 print_text(h, ",");
1330
1331 return(0);
1332 }
1333
1334
1335 /* ARGSUSED */
1336 static int
1337 mdoc_fd_pre(MDOC_ARGS)
1338 {
1339 struct htmlpair tag;
1340
1341 synopsis_pre(h, n);
1342
1343 PAIR_CLASS_INIT(&tag, "macro");
1344 print_otag(h, TAG_B, 1, &tag);
1345 return(1);
1346 }
1347
1348
1349 /* ARGSUSED */
1350 static int
1351 mdoc_vt_pre(MDOC_ARGS)
1352 {
1353 struct htmlpair tag;
1354
1355 if (MDOC_BLOCK == n->type) {
1356 synopsis_pre(h, n);
1357 return(1);
1358 } else if (MDOC_ELEM == n->type) {
1359 synopsis_pre(h, n);
1360 } else if (MDOC_HEAD == n->type)
1361 return(0);
1362
1363 PAIR_CLASS_INIT(&tag, "type");
1364 print_otag(h, TAG_SPAN, 1, &tag);
1365 return(1);
1366 }
1367
1368
1369 /* ARGSUSED */
1370 static int
1371 mdoc_ft_pre(MDOC_ARGS)
1372 {
1373 struct htmlpair tag;
1374
1375 synopsis_pre(h, n);
1376 PAIR_CLASS_INIT(&tag, "ftype");
1377 print_otag(h, TAG_I, 1, &tag);
1378 return(1);
1379 }
1380
1381
1382 /* ARGSUSED */
1383 static int
1384 mdoc_fn_pre(MDOC_ARGS)
1385 {
1386 struct tag *t;
1387 struct htmlpair tag[2];
1388 const struct mdoc_node *nn;
1389 char nbuf[BUFSIZ];
1390 const char *sp, *ep;
1391 int sz, i;
1392
1393 synopsis_pre(h, n);
1394
1395 /* Split apart into type and name. */
1396 assert(n->child->string);
1397 sp = n->child->string;
1398
1399 ep = strchr(sp, ' ');
1400 if (NULL != ep) {
1401 PAIR_CLASS_INIT(&tag[0], "ftype");
1402 t = print_otag(h, TAG_I, 1, tag);
1403
1404 while (ep) {
1405 sz = MIN((int)(ep - sp), BUFSIZ - 1);
1406 (void)memcpy(nbuf, sp, (size_t)sz);
1407 nbuf[sz] = '\0';
1408 print_text(h, nbuf);
1409 sp = ++ep;
1410 ep = strchr(sp, ' ');
1411 }
1412 print_tagq(h, t);
1413 }
1414
1415 PAIR_CLASS_INIT(&tag[0], "fname");
1416
1417 /*
1418 * FIXME: only refer to IDs that we know exist.
1419 */
1420
1421 #if 0
1422 if (MDOC_SYNPRETTY & n->flags) {
1423 nbuf[0] = '\0';
1424 html_idcat(nbuf, sp, BUFSIZ);
1425 PAIR_ID_INIT(&tag[1], nbuf);
1426 } else {
1427 strlcpy(nbuf, "#", BUFSIZ);
1428 html_idcat(nbuf, sp, BUFSIZ);
1429 PAIR_HREF_INIT(&tag[1], nbuf);
1430 }
1431 #endif
1432
1433 t = print_otag(h, TAG_B, 1, tag);
1434
1435 if (sp) {
1436 strlcpy(nbuf, sp, BUFSIZ);
1437 print_text(h, nbuf);
1438 }
1439
1440 print_tagq(h, t);
1441
1442 h->flags |= HTML_NOSPACE;
1443 print_text(h, "(");
1444
1445 bufinit(h);
1446 PAIR_CLASS_INIT(&tag[0], "farg");
1447 bufcat_style(h, "white-space", "nowrap");
1448 PAIR_STYLE_INIT(&tag[1], h);
1449
1450 for (nn = n->child->next; nn; nn = nn->next) {
1451 i = 1;
1452 if (MDOC_SYNPRETTY & n->flags)
1453 i = 2;
1454 t = print_otag(h, TAG_I, i, tag);
1455 print_text(h, nn->string);
1456 print_tagq(h, t);
1457 if (nn->next)
1458 print_text(h, ",");
1459 }
1460
1461 print_text(h, ")");
1462 if (MDOC_SYNPRETTY & n->flags)
1463 print_text(h, ";");
1464
1465 return(0);
1466 }
1467
1468
1469 /* ARGSUSED */
1470 static int
1471 mdoc_sm_pre(MDOC_ARGS)
1472 {
1473
1474 assert(n->child && MDOC_TEXT == n->child->type);
1475 if (0 == strcmp("on", n->child->string)) {
1476 /*
1477 * FIXME: no p->col to check. Thus, if we have
1478 * .Bd -literal
1479 * .Sm off
1480 * 1 2
1481 * .Sm on
1482 * 3
1483 * .Ed
1484 * the "3" is preceded by a space.
1485 */
1486 h->flags &= ~HTML_NOSPACE;
1487 h->flags &= ~HTML_NONOSPACE;
1488 } else
1489 h->flags |= HTML_NONOSPACE;
1490
1491 return(0);
1492 }
1493
1494 /* ARGSUSED */
1495 static int
1496 mdoc_pp_pre(MDOC_ARGS)
1497 {
1498
1499 print_otag(h, TAG_P, 0, NULL);
1500 return(0);
1501
1502 }
1503
1504 /* ARGSUSED */
1505 static int
1506 mdoc_sp_pre(MDOC_ARGS)
1507 {
1508 struct roffsu su;
1509 struct htmlpair tag;
1510
1511 SCALE_VS_INIT(&su, 1);
1512
1513 if (MDOC_sp == n->tok) {
1514 if (n->child)
1515 a2roffsu(n->child->string, &su, SCALE_VS);
1516 } else
1517 su.scale = 0;
1518
1519 bufcat_su(h, "height", &su);
1520 PAIR_STYLE_INIT(&tag, h);
1521 print_otag(h, TAG_DIV, 1, &tag);
1522
1523 /* So the div isn't empty: */
1524 print_text(h, "\\~");
1525
1526 return(0);
1527
1528 }
1529
1530 /* ARGSUSED */
1531 static int
1532 mdoc_lk_pre(MDOC_ARGS)
1533 {
1534 const struct mdoc_node *nn;
1535 struct htmlpair tag[2];
1536
1537 nn = n->child;
1538
1539 PAIR_CLASS_INIT(&tag[0], "link-ext");
1540 PAIR_HREF_INIT(&tag[1], nn->string);
1541 print_otag(h, TAG_A, 2, tag);
1542
1543 if (NULL == nn || NULL == nn->next)
1544 return(1);
1545
1546 for (nn = nn->next; nn; nn = nn->next)
1547 print_text(h, nn->string);
1548
1549 return(0);
1550 }
1551
1552
1553 /* ARGSUSED */
1554 static int
1555 mdoc_mt_pre(MDOC_ARGS)
1556 {
1557 struct htmlpair tag[2];
1558 struct tag *t;
1559 const struct mdoc_node *nn;
1560
1561 PAIR_CLASS_INIT(&tag[0], "link-mail");
1562
1563 for (nn = n->child; nn; nn = nn->next) {
1564 bufinit(h);
1565 bufcat(h, "mailto:");
1566 bufcat(h, nn->string);
1567 PAIR_HREF_INIT(&tag[1], h->buf);
1568 t = print_otag(h, TAG_A, 2, tag);
1569 print_text(h, nn->string);
1570 print_tagq(h, t);
1571 }
1572
1573 return(0);
1574 }
1575
1576
1577 /* ARGSUSED */
1578 static int
1579 mdoc_fo_pre(MDOC_ARGS)
1580 {
1581 struct htmlpair tag;
1582 struct tag *t;
1583
1584 if (MDOC_BODY == n->type) {
1585 h->flags |= HTML_NOSPACE;
1586 print_text(h, "(");
1587 h->flags |= HTML_NOSPACE;
1588 return(1);
1589 } else if (MDOC_BLOCK == n->type) {
1590 synopsis_pre(h, n);
1591 return(1);
1592 }
1593
1594 /* XXX: we drop non-initial arguments as per groff. */
1595
1596 assert(n->child);
1597 assert(n->child->string);
1598
1599 PAIR_CLASS_INIT(&tag, "fname");
1600 t = print_otag(h, TAG_B, 1, &tag);
1601 print_text(h, n->child->string);
1602 print_tagq(h, t);
1603 return(0);
1604 }
1605
1606
1607 /* ARGSUSED */
1608 static void
1609 mdoc_fo_post(MDOC_ARGS)
1610 {
1611
1612 if (MDOC_BODY != n->type)
1613 return;
1614 print_text(h, ")");
1615 print_text(h, ";");
1616 }
1617
1618
1619 /* ARGSUSED */
1620 static int
1621 mdoc_in_pre(MDOC_ARGS)
1622 {
1623 const struct mdoc_node *nn;
1624 struct tag *t;
1625 struct htmlpair tag[2];
1626 int i;
1627
1628 synopsis_pre(h, n);
1629
1630 PAIR_CLASS_INIT(&tag[0], "includes");
1631 print_otag(h, TAG_B, 1, tag);
1632
1633 if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags)
1634 print_text(h, "#include");
1635
1636 print_text(h, "<");
1637 h->flags |= HTML_NOSPACE;
1638
1639 for (nn = n->child; nn; nn = nn->next) {
1640 PAIR_CLASS_INIT(&tag[0], "link-includes");
1641 i = 1;
1642 bufinit(h);
1643 if (h->base_includes) {
1644 buffmt_includes(h, nn->string);
1645 PAIR_HREF_INIT(&tag[i], h->buf);
1646 i++;
1647 }
1648 t = print_otag(h, TAG_A, i, tag);
1649 print_mdoc_node(m, nn, h);
1650 print_tagq(h, t);
1651 }
1652
1653 h->flags |= HTML_NOSPACE;
1654 print_text(h, ">");
1655
1656 return(0);
1657 }
1658
1659
1660 /* ARGSUSED */
1661 static int
1662 mdoc_ic_pre(MDOC_ARGS)
1663 {
1664 struct htmlpair tag;
1665
1666 PAIR_CLASS_INIT(&tag, "cmd");
1667 print_otag(h, TAG_B, 1, &tag);
1668 return(1);
1669 }
1670
1671
1672 /* ARGSUSED */
1673 static int
1674 mdoc_rv_pre(MDOC_ARGS)
1675 {
1676 const struct mdoc_node *nn;
1677 struct htmlpair tag;
1678 struct tag *t;
1679
1680 if (n->prev)
1681 print_otag(h, TAG_BR, 0, NULL);
1682
1683 print_text(h, "The");
1684
1685 for (nn = n->child; nn; nn = nn->next) {
1686 PAIR_CLASS_INIT(&tag, "fname");
1687 t = print_otag(h, TAG_B, 1, &tag);
1688 print_text(h, nn->string);
1689 print_tagq(h, t);
1690
1691 h->flags |= HTML_NOSPACE;
1692 if (nn->next && NULL == nn->next->next)
1693 print_text(h, "(), and");
1694 else if (nn->next)
1695 print_text(h, "(),");
1696 else
1697 print_text(h, "()");
1698 }
1699
1700 if (n->child && n->child->next)
1701 print_text(h, "functions return");
1702 else
1703 print_text(h, "function returns");
1704
1705 print_text(h, "the value 0 if successful; otherwise the value "
1706 "-1 is returned and the global variable");
1707
1708 PAIR_CLASS_INIT(&tag, "var");
1709 t = print_otag(h, TAG_B, 1, &tag);
1710 print_text(h, "errno");
1711 print_tagq(h, t);
1712 print_text(h, "is set to indicate the error.");
1713 return(0);
1714 }
1715
1716
1717 /* ARGSUSED */
1718 static int
1719 mdoc_va_pre(MDOC_ARGS)
1720 {
1721 struct htmlpair tag;
1722
1723 PAIR_CLASS_INIT(&tag, "var");
1724 print_otag(h, TAG_B, 1, &tag);
1725 return(1);
1726 }
1727
1728
1729 /* ARGSUSED */
1730 static int
1731 mdoc_ap_pre(MDOC_ARGS)
1732 {
1733
1734 h->flags |= HTML_NOSPACE;
1735 print_text(h, "\\(aq");
1736 h->flags |= HTML_NOSPACE;
1737 return(1);
1738 }
1739
1740
1741 /* ARGSUSED */
1742 static int
1743 mdoc_bf_pre(MDOC_ARGS)
1744 {
1745 struct htmlpair tag[2];
1746 struct roffsu su;
1747
1748 if (MDOC_HEAD == n->type)
1749 return(0);
1750 else if (MDOC_BODY != n->type)
1751 return(1);
1752
1753 if (FONT_Em == n->norm->Bf.font)
1754 PAIR_CLASS_INIT(&tag[0], "emph");
1755 else if (FONT_Sy == n->norm->Bf.font)
1756 PAIR_CLASS_INIT(&tag[0], "symb");
1757 else if (FONT_Li == n->norm->Bf.font)
1758 PAIR_CLASS_INIT(&tag[0], "lit");
1759 else
1760 PAIR_CLASS_INIT(&tag[0], "none");
1761
1762 /*
1763 * We want this to be inline-formatted, but needs to be div to
1764 * accept block children.
1765 */
1766 bufcat_style(h, "display", "inline");
1767 SCALE_HS_INIT(&su, 1);
1768 /* Needs a left-margin for spacing. */
1769 bufcat_su(h, "margin-left", &su);
1770 PAIR_STYLE_INIT(&tag[1], h);
1771 print_otag(h, TAG_DIV, 2, tag);
1772 return(1);
1773 }
1774
1775
1776 /* ARGSUSED */
1777 static int
1778 mdoc_ms_pre(MDOC_ARGS)
1779 {
1780 struct htmlpair tag;
1781
1782 PAIR_CLASS_INIT(&tag, "symb");
1783 print_otag(h, TAG_SPAN, 1, &tag);
1784 return(1);
1785 }
1786
1787
1788 /* ARGSUSED */
1789 static int
1790 mdoc_igndelim_pre(MDOC_ARGS)
1791 {
1792
1793 h->flags |= HTML_IGNDELIM;
1794 return(1);
1795 }
1796
1797
1798 /* ARGSUSED */
1799 static void
1800 mdoc_pf_post(MDOC_ARGS)
1801 {
1802
1803 h->flags |= HTML_NOSPACE;
1804 }
1805
1806
1807 /* ARGSUSED */
1808 static int
1809 mdoc_rs_pre(MDOC_ARGS)
1810 {
1811 struct htmlpair tag;
1812
1813 if (MDOC_BLOCK != n->type)
1814 return(1);
1815
1816 if (n->prev && SEC_SEE_ALSO == n->sec)
1817 print_otag(h, TAG_P, 0, NULL);
1818
1819 PAIR_CLASS_INIT(&tag, "ref");
1820 print_otag(h, TAG_SPAN, 1, &tag);
1821 return(1);
1822 }
1823
1824
1825
1826 /* ARGSUSED */
1827 static int
1828 mdoc_li_pre(MDOC_ARGS)
1829 {
1830 struct htmlpair tag;
1831
1832 PAIR_CLASS_INIT(&tag, "lit");
1833 print_otag(h, TAG_SPAN, 1, &tag);
1834 return(1);
1835 }
1836
1837
1838 /* ARGSUSED */
1839 static int
1840 mdoc_sy_pre(MDOC_ARGS)
1841 {
1842 struct htmlpair tag;
1843
1844 PAIR_CLASS_INIT(&tag, "symb");
1845 print_otag(h, TAG_SPAN, 1, &tag);
1846 return(1);
1847 }
1848
1849
1850 /* ARGSUSED */
1851 static int
1852 mdoc_bt_pre(MDOC_ARGS)
1853 {
1854
1855 print_text(h, "is currently in beta test.");
1856 return(0);
1857 }
1858
1859
1860 /* ARGSUSED */
1861 static int
1862 mdoc_ud_pre(MDOC_ARGS)
1863 {
1864
1865 print_text(h, "currently under development.");
1866 return(0);
1867 }
1868
1869
1870 /* ARGSUSED */
1871 static int
1872 mdoc_lb_pre(MDOC_ARGS)
1873 {
1874 struct htmlpair tag;
1875
1876 if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
1877 print_otag(h, TAG_BR, 0, NULL);
1878
1879 PAIR_CLASS_INIT(&tag, "lib");
1880 print_otag(h, TAG_SPAN, 1, &tag);
1881 return(1);
1882 }
1883
1884
1885 /* ARGSUSED */
1886 static int
1887 mdoc__x_pre(MDOC_ARGS)
1888 {
1889 struct htmlpair tag[2];
1890 enum htmltag t;
1891
1892 t = TAG_SPAN;
1893
1894 switch (n->tok) {
1895 case(MDOC__A):
1896 PAIR_CLASS_INIT(&tag[0], "ref-auth");
1897 if (n->prev && MDOC__A == n->prev->tok)
1898 if (NULL == n->next || MDOC__A != n->next->tok)
1899 print_text(h, "and");
1900 break;
1901 case(MDOC__B):
1902 PAIR_CLASS_INIT(&tag[0], "ref-book");
1903 t = TAG_I;
1904 break;
1905 case(MDOC__C):
1906 PAIR_CLASS_INIT(&tag[0], "ref-city");
1907 break;
1908 case(MDOC__D):
1909 PAIR_CLASS_INIT(&tag[0], "ref-date");
1910 break;
1911 case(MDOC__I):
1912 PAIR_CLASS_INIT(&tag[0], "ref-issue");
1913 t = TAG_I;
1914 break;
1915 case(MDOC__J):
1916 PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
1917 t = TAG_I;
1918 break;
1919 case(MDOC__N):
1920 PAIR_CLASS_INIT(&tag[0], "ref-num");
1921 break;
1922 case(MDOC__O):
1923 PAIR_CLASS_INIT(&tag[0], "ref-opt");
1924 break;
1925 case(MDOC__P):
1926 PAIR_CLASS_INIT(&tag[0], "ref-page");
1927 break;
1928 case(MDOC__Q):
1929 PAIR_CLASS_INIT(&tag[0], "ref-corp");
1930 break;
1931 case(MDOC__R):
1932 PAIR_CLASS_INIT(&tag[0], "ref-rep");
1933 break;
1934 case(MDOC__T):
1935 PAIR_CLASS_INIT(&tag[0], "ref-title");
1936 break;
1937 case(MDOC__U):
1938 PAIR_CLASS_INIT(&tag[0], "link-ref");
1939 break;
1940 case(MDOC__V):
1941 PAIR_CLASS_INIT(&tag[0], "ref-vol");
1942 break;
1943 default:
1944 abort();
1945 /* NOTREACHED */
1946 }
1947
1948 if (MDOC__U != n->tok) {
1949 print_otag(h, t, 1, tag);
1950 return(1);
1951 }
1952
1953 PAIR_HREF_INIT(&tag[1], n->child->string);
1954 print_otag(h, TAG_A, 2, tag);
1955
1956 return(1);
1957 }
1958
1959
1960 /* ARGSUSED */
1961 static void
1962 mdoc__x_post(MDOC_ARGS)
1963 {
1964
1965 if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1966 if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1967 if (NULL == n->prev || MDOC__A != n->prev->tok)
1968 return;
1969
1970 /* TODO: %U */
1971
1972 if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1973 return;
1974
1975 print_text(h, n->next ? "," : ".");
1976 }
1977
1978
1979 /* ARGSUSED */
1980 static int
1981 mdoc_bk_pre(MDOC_ARGS)
1982 {
1983
1984 switch (n->type) {
1985 case (MDOC_BLOCK):
1986 break;
1987 case (MDOC_HEAD):
1988 return(0);
1989 case (MDOC_BODY):
1990 if (n->parent->args || 0 == n->prev->nchild)
1991 h->flags |= HTML_PREKEEP;
1992 break;
1993 default:
1994 abort();
1995 /* NOTREACHED */
1996 }
1997
1998 return(1);
1999 }
2000
2001
2002 /* ARGSUSED */
2003 static void
2004 mdoc_bk_post(MDOC_ARGS)
2005 {
2006
2007 if (MDOC_BODY == n->type)
2008 h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
2009 }
2010
2011
2012 /* ARGSUSED */
2013 static int
2014 mdoc_quote_pre(MDOC_ARGS)
2015 {
2016 struct htmlpair tag;
2017
2018 if (MDOC_BODY != n->type)
2019 return(1);
2020
2021 switch (n->tok) {
2022 case (MDOC_Ao):
2023 /* FALLTHROUGH */
2024 case (MDOC_Aq):
2025 print_text(h, "\\(la");
2026 break;
2027 case (MDOC_Bro):
2028 /* FALLTHROUGH */
2029 case (MDOC_Brq):
2030 print_text(h, "\\(lC");
2031 break;
2032 case (MDOC_Bo):
2033 /* FALLTHROUGH */
2034 case (MDOC_Bq):
2035 print_text(h, "\\(lB");
2036 break;
2037 case (MDOC_Oo):
2038 /* FALLTHROUGH */
2039 case (MDOC_Op):
2040 print_text(h, "\\(lB");
2041 h->flags |= HTML_NOSPACE;
2042 PAIR_CLASS_INIT(&tag, "opt");
2043 print_otag(h, TAG_SPAN, 1, &tag);
2044 break;
2045 case (MDOC_Do):
2046 /* FALLTHROUGH */
2047 case (MDOC_Dq):
2048 /* FALLTHROUGH */
2049 case (MDOC_Qo):
2050 /* FALLTHROUGH */
2051 case (MDOC_Qq):
2052 print_text(h, "\\(lq");
2053 break;
2054 case (MDOC_Po):
2055 /* FALLTHROUGH */
2056 case (MDOC_Pq):
2057 print_text(h, "(");
2058 break;
2059 case (MDOC_Ql):
2060 /* FALLTHROUGH */
2061 case (MDOC_So):
2062 /* FALLTHROUGH */
2063 case (MDOC_Sq):
2064 print_text(h, "\\(oq");
2065 break;
2066 default:
2067 abort();
2068 /* NOTREACHED */
2069 }
2070
2071 h->flags |= HTML_NOSPACE;
2072 return(1);
2073 }
2074
2075
2076 /* ARGSUSED */
2077 static void
2078 mdoc_quote_post(MDOC_ARGS)
2079 {
2080
2081 if (MDOC_BODY != n->type)
2082 return;
2083
2084 h->flags |= HTML_NOSPACE;
2085
2086 switch (n->tok) {
2087 case (MDOC_Ao):
2088 /* FALLTHROUGH */
2089 case (MDOC_Aq):
2090 print_text(h, "\\(ra");
2091 break;
2092 case (MDOC_Bro):
2093 /* FALLTHROUGH */
2094 case (MDOC_Brq):
2095 print_text(h, "\\(rC");
2096 break;
2097 case (MDOC_Oo):
2098 /* FALLTHROUGH */
2099 case (MDOC_Op):
2100 /* FALLTHROUGH */
2101 case (MDOC_Bo):
2102 /* FALLTHROUGH */
2103 case (MDOC_Bq):
2104 print_text(h, "\\(rB");
2105 break;
2106 case (MDOC_Qo):
2107 /* FALLTHROUGH */
2108 case (MDOC_Qq):
2109 /* FALLTHROUGH */
2110 case (MDOC_Do):
2111 /* FALLTHROUGH */
2112 case (MDOC_Dq):
2113 print_text(h, "\\(rq");
2114 break;
2115 case (MDOC_Po):
2116 /* FALLTHROUGH */
2117 case (MDOC_Pq):
2118 print_text(h, ")");
2119 break;
2120 case (MDOC_Ql):
2121 /* FALLTHROUGH */
2122 case (MDOC_So):
2123 /* FALLTHROUGH */
2124 case (MDOC_Sq):
2125 print_text(h, "\\(aq");
2126 break;
2127 default:
2128 abort();
2129 /* NOTREACHED */
2130 }
2131 }
2132
2133
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