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Move check for closing punctuation into its own function. This will
[mandoc.git] / mdoc_html.c
1 /* $Id: mdoc_html.c,v 1.154 2011/03/07 01:35:51 schwarze Exp $ */
2 /*
3 * Copyright (c) 2008, 2009, 2010, 2011 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 struct htmlpair tag;
414
415 child = 1;
416 t = h->tags.head;
417
418 bufinit(h);
419 switch (n->type) {
420 case (MDOC_ROOT):
421 child = mdoc_root_pre(m, n, h);
422 break;
423 case (MDOC_TEXT):
424 /* No tables in this mode... */
425 assert(NULL == h->tblt);
426
427 /*
428 * Make sure that if we're in a literal mode already
429 * (i.e., within a <PRE>) don't print the newline.
430 */
431 if (' ' == *n->string && MDOC_LINE & n->flags)
432 if ( ! (HTML_LITERAL & h->flags))
433 print_otag(h, TAG_BR, 0, NULL);
434 print_text(h, n->string);
435 return;
436 case (MDOC_EQN):
437 PAIR_CLASS_INIT(&tag, "eqn");
438 print_otag(h, TAG_SPAN, 1, &tag);
439 print_text(h, n->eqn->data);
440 break;
441 case (MDOC_TBL):
442 /*
443 * This will take care of initialising all of the table
444 * state data for the first table, then tearing it down
445 * for the last one.
446 */
447 print_tbl(h, n->span);
448 return;
449 default:
450 /*
451 * Close out the current table, if it's open, and unset
452 * the "meta" table state. This will be reopened on the
453 * next table element.
454 */
455 if (h->tblt) {
456 print_tblclose(h);
457 t = h->tags.head;
458 }
459
460 assert(NULL == h->tblt);
461 if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
462 child = (*mdocs[n->tok].pre)(m, n, h);
463 break;
464 }
465
466 if (HTML_KEEP & h->flags) {
467 if (n->prev && n->prev->line != n->line) {
468 h->flags &= ~HTML_KEEP;
469 h->flags |= HTML_PREKEEP;
470 } else if (NULL == n->prev) {
471 if (n->parent && n->parent->line != n->line) {
472 h->flags &= ~HTML_KEEP;
473 h->flags |= HTML_PREKEEP;
474 }
475 }
476 }
477
478 if (child && n->child)
479 print_mdoc_nodelist(m, n->child, h);
480
481 print_stagq(h, t);
482
483 bufinit(h);
484 switch (n->type) {
485 case (MDOC_ROOT):
486 mdoc_root_post(m, n, h);
487 break;
488 case (MDOC_EQN):
489 break;
490 default:
491 if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
492 (*mdocs[n->tok].post)(m, n, h);
493 break;
494 }
495 }
496
497 /* ARGSUSED */
498 static void
499 mdoc_root_post(MDOC_ARGS)
500 {
501 struct htmlpair tag[3];
502 struct tag *t, *tt;
503
504 PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
505 PAIR_CLASS_INIT(&tag[1], "foot");
506 if (NULL == h->style) {
507 PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
508 t = print_otag(h, TAG_TABLE, 3, tag);
509 PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
510 print_otag(h, TAG_COL, 1, tag);
511 print_otag(h, TAG_COL, 1, tag);
512 } else
513 t = print_otag(h, TAG_TABLE, 2, tag);
514
515 t = print_otag(h, TAG_TBODY, 0, NULL);
516
517 tt = print_otag(h, TAG_TR, 0, NULL);
518
519 PAIR_CLASS_INIT(&tag[0], "foot-date");
520 print_otag(h, TAG_TD, 1, tag);
521
522 print_text(h, m->date);
523 print_stagq(h, tt);
524
525 PAIR_CLASS_INIT(&tag[0], "foot-os");
526 if (NULL == h->style) {
527 PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
528 print_otag(h, TAG_TD, 2, tag);
529 } else
530 print_otag(h, TAG_TD, 1, tag);
531
532 print_text(h, m->os);
533 print_tagq(h, t);
534 }
535
536
537 /* ARGSUSED */
538 static int
539 mdoc_root_pre(MDOC_ARGS)
540 {
541 struct htmlpair tag[3];
542 struct tag *t, *tt;
543 char b[BUFSIZ], title[BUFSIZ];
544
545 strlcpy(b, m->vol, BUFSIZ);
546
547 if (m->arch) {
548 strlcat(b, " (", BUFSIZ);
549 strlcat(b, m->arch, BUFSIZ);
550 strlcat(b, ")", BUFSIZ);
551 }
552
553 snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
554
555 PAIR_SUMMARY_INIT(&tag[0], "Document Header");
556 PAIR_CLASS_INIT(&tag[1], "head");
557 if (NULL == h->style) {
558 PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
559 t = print_otag(h, TAG_TABLE, 3, tag);
560 PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
561 print_otag(h, TAG_COL, 1, tag);
562 print_otag(h, TAG_COL, 1, tag);
563 print_otag(h, TAG_COL, 1, tag);
564 } else
565 t = print_otag(h, TAG_TABLE, 2, tag);
566
567 print_otag(h, TAG_TBODY, 0, NULL);
568
569 tt = print_otag(h, TAG_TR, 0, NULL);
570
571 PAIR_CLASS_INIT(&tag[0], "head-ltitle");
572 print_otag(h, TAG_TD, 1, tag);
573
574 print_text(h, title);
575 print_stagq(h, tt);
576
577 PAIR_CLASS_INIT(&tag[0], "head-vol");
578 if (NULL == h->style) {
579 PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
580 print_otag(h, TAG_TD, 2, tag);
581 } else
582 print_otag(h, TAG_TD, 1, tag);
583
584 print_text(h, b);
585 print_stagq(h, tt);
586
587 PAIR_CLASS_INIT(&tag[0], "head-rtitle");
588 if (NULL == h->style) {
589 PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
590 print_otag(h, TAG_TD, 2, tag);
591 } else
592 print_otag(h, TAG_TD, 1, tag);
593
594 print_text(h, title);
595 print_tagq(h, t);
596 return(1);
597 }
598
599
600 /* ARGSUSED */
601 static int
602 mdoc_sh_pre(MDOC_ARGS)
603 {
604 struct htmlpair tag;
605 char buf[BUFSIZ];
606
607 if (MDOC_BLOCK == n->type) {
608 PAIR_CLASS_INIT(&tag, "section");
609 print_otag(h, TAG_DIV, 1, &tag);
610 return(1);
611 } else if (MDOC_BODY == n->type)
612 return(1);
613
614 buf[0] = '\0';
615 for (n = n->child; n; n = n->next) {
616 html_idcat(buf, n->string, BUFSIZ);
617 if (n->next)
618 html_idcat(buf, " ", BUFSIZ);
619 }
620
621 PAIR_ID_INIT(&tag, buf);
622 print_otag(h, TAG_H1, 1, &tag);
623 return(1);
624 }
625
626
627 /* ARGSUSED */
628 static int
629 mdoc_ss_pre(MDOC_ARGS)
630 {
631 struct htmlpair tag;
632 char buf[BUFSIZ];
633
634 if (MDOC_BLOCK == n->type) {
635 PAIR_CLASS_INIT(&tag, "subsection");
636 print_otag(h, TAG_DIV, 1, &tag);
637 return(1);
638 } else if (MDOC_BODY == n->type)
639 return(1);
640
641 buf[0] = '\0';
642 for (n = n->child; n; n = n->next) {
643 html_idcat(buf, n->string, BUFSIZ);
644 if (n->next)
645 html_idcat(buf, " ", BUFSIZ);
646 }
647
648 PAIR_ID_INIT(&tag, buf);
649 print_otag(h, TAG_H2, 1, &tag);
650 return(1);
651 }
652
653
654 /* ARGSUSED */
655 static int
656 mdoc_fl_pre(MDOC_ARGS)
657 {
658 struct htmlpair tag;
659
660 PAIR_CLASS_INIT(&tag, "flag");
661 print_otag(h, TAG_B, 1, &tag);
662
663 /* `Cm' has no leading hyphen. */
664
665 if (MDOC_Cm == n->tok)
666 return(1);
667
668 print_text(h, "\\-");
669
670 if (n->child)
671 h->flags |= HTML_NOSPACE;
672 else if (n->next && n->next->line == n->line)
673 h->flags |= HTML_NOSPACE;
674
675 return(1);
676 }
677
678
679 /* ARGSUSED */
680 static int
681 mdoc_nd_pre(MDOC_ARGS)
682 {
683 struct htmlpair tag;
684
685 if (MDOC_BODY != n->type)
686 return(1);
687
688 /* XXX: this tag in theory can contain block elements. */
689
690 print_text(h, "\\(em");
691 PAIR_CLASS_INIT(&tag, "desc");
692 print_otag(h, TAG_SPAN, 1, &tag);
693 return(1);
694 }
695
696
697 static int
698 mdoc_nm_pre(MDOC_ARGS)
699 {
700 struct htmlpair tag;
701 struct roffsu su;
702 size_t len;
703
704 switch (n->type) {
705 case (MDOC_ELEM):
706 synopsis_pre(h, n);
707 PAIR_CLASS_INIT(&tag, "name");
708 print_otag(h, TAG_B, 1, &tag);
709 if (NULL == n->child && m->name)
710 print_text(h, m->name);
711 return(1);
712 case (MDOC_HEAD):
713 print_otag(h, TAG_TD, 0, NULL);
714 if (NULL == n->child && m->name)
715 print_text(h, m->name);
716 return(1);
717 case (MDOC_BODY):
718 print_otag(h, TAG_TD, 0, NULL);
719 return(1);
720 default:
721 break;
722 }
723
724 synopsis_pre(h, n);
725 PAIR_CLASS_INIT(&tag, "synopsis");
726 print_otag(h, TAG_TABLE, 1, &tag);
727
728 for (len = 0, n = n->child; n; n = n->next)
729 if (MDOC_TEXT == n->type)
730 len += strlen(n->string);
731
732 if (0 == len && m->name)
733 len = strlen(m->name);
734
735 SCALE_HS_INIT(&su, (double)len);
736 bufcat_su(h, "width", &su);
737 PAIR_STYLE_INIT(&tag, h);
738 print_otag(h, TAG_COL, 1, &tag);
739 print_otag(h, TAG_COL, 0, NULL);
740 print_otag(h, TAG_TBODY, 0, NULL);
741 print_otag(h, TAG_TR, 0, NULL);
742 return(1);
743 }
744
745
746 /* ARGSUSED */
747 static int
748 mdoc_xr_pre(MDOC_ARGS)
749 {
750 struct htmlpair tag[2];
751 const struct mdoc_node *nn;
752
753 if (NULL == n->child)
754 return(0);
755
756 PAIR_CLASS_INIT(&tag[0], "link-man");
757
758 if (h->base_man) {
759 buffmt_man(h, n->child->string,
760 n->child->next ?
761 n->child->next->string : NULL);
762 PAIR_HREF_INIT(&tag[1], h->buf);
763 print_otag(h, TAG_A, 2, tag);
764 } else
765 print_otag(h, TAG_A, 1, tag);
766
767 nn = n->child;
768 print_text(h, nn->string);
769
770 if (NULL == (nn = nn->next))
771 return(0);
772
773 h->flags |= HTML_NOSPACE;
774 print_text(h, "(");
775 h->flags |= HTML_NOSPACE;
776 print_text(h, nn->string);
777 h->flags |= HTML_NOSPACE;
778 print_text(h, ")");
779 return(0);
780 }
781
782
783 /* ARGSUSED */
784 static int
785 mdoc_ns_pre(MDOC_ARGS)
786 {
787
788 if ( ! (MDOC_LINE & n->flags))
789 h->flags |= HTML_NOSPACE;
790 return(1);
791 }
792
793
794 /* ARGSUSED */
795 static int
796 mdoc_ar_pre(MDOC_ARGS)
797 {
798 struct htmlpair tag;
799
800 PAIR_CLASS_INIT(&tag, "arg");
801 print_otag(h, TAG_I, 1, &tag);
802 return(1);
803 }
804
805
806 /* ARGSUSED */
807 static int
808 mdoc_xx_pre(MDOC_ARGS)
809 {
810 const char *pp;
811 struct htmlpair tag;
812 int flags;
813
814 switch (n->tok) {
815 case (MDOC_Bsx):
816 pp = "BSD/OS";
817 break;
818 case (MDOC_Dx):
819 pp = "DragonFly";
820 break;
821 case (MDOC_Fx):
822 pp = "FreeBSD";
823 break;
824 case (MDOC_Nx):
825 pp = "NetBSD";
826 break;
827 case (MDOC_Ox):
828 pp = "OpenBSD";
829 break;
830 case (MDOC_Ux):
831 pp = "UNIX";
832 break;
833 default:
834 return(1);
835 }
836
837 PAIR_CLASS_INIT(&tag, "unix");
838 print_otag(h, TAG_SPAN, 1, &tag);
839
840 print_text(h, pp);
841 if (n->child) {
842 flags = h->flags;
843 h->flags |= HTML_KEEP;
844 print_text(h, n->child->string);
845 h->flags = flags;
846 }
847 return(0);
848 }
849
850
851 /* ARGSUSED */
852 static int
853 mdoc_bx_pre(MDOC_ARGS)
854 {
855 struct htmlpair tag;
856
857 PAIR_CLASS_INIT(&tag, "unix");
858 print_otag(h, TAG_SPAN, 1, &tag);
859
860 if (NULL != (n = n->child)) {
861 print_text(h, n->string);
862 h->flags |= HTML_NOSPACE;
863 print_text(h, "BSD");
864 } else {
865 print_text(h, "BSD");
866 return(0);
867 }
868
869 if (NULL != (n = n->next)) {
870 h->flags |= HTML_NOSPACE;
871 print_text(h, "-");
872 h->flags |= HTML_NOSPACE;
873 print_text(h, n->string);
874 }
875
876 return(0);
877 }
878
879 /* ARGSUSED */
880 static int
881 mdoc_it_pre(MDOC_ARGS)
882 {
883 struct roffsu su;
884 enum mdoc_list type;
885 struct htmlpair tag[2];
886 const struct mdoc_node *bl;
887
888 bl = n->parent;
889 while (bl && MDOC_Bl != bl->tok)
890 bl = bl->parent;
891
892 assert(bl);
893
894 type = bl->norm->Bl.type;
895
896 assert(lists[type]);
897 PAIR_CLASS_INIT(&tag[0], lists[type]);
898
899 if (MDOC_HEAD == n->type) {
900 switch (type) {
901 case(LIST_bullet):
902 /* FALLTHROUGH */
903 case(LIST_dash):
904 /* FALLTHROUGH */
905 case(LIST_item):
906 /* FALLTHROUGH */
907 case(LIST_hyphen):
908 /* FALLTHROUGH */
909 case(LIST_enum):
910 return(0);
911 case(LIST_diag):
912 /* FALLTHROUGH */
913 case(LIST_hang):
914 /* FALLTHROUGH */
915 case(LIST_inset):
916 /* FALLTHROUGH */
917 case(LIST_ohang):
918 /* FALLTHROUGH */
919 case(LIST_tag):
920 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
921 bufcat_su(h, "margin-top", &su);
922 PAIR_STYLE_INIT(&tag[1], h);
923 print_otag(h, TAG_DT, 2, tag);
924 if (LIST_diag != type)
925 break;
926 PAIR_CLASS_INIT(&tag[0], "diag");
927 print_otag(h, TAG_B, 1, tag);
928 break;
929 case(LIST_column):
930 break;
931 default:
932 break;
933 }
934 } else if (MDOC_BODY == n->type) {
935 switch (type) {
936 case(LIST_bullet):
937 /* FALLTHROUGH */
938 case(LIST_hyphen):
939 /* FALLTHROUGH */
940 case(LIST_dash):
941 /* FALLTHROUGH */
942 case(LIST_enum):
943 /* FALLTHROUGH */
944 case(LIST_item):
945 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
946 bufcat_su(h, "margin-top", &su);
947 PAIR_STYLE_INIT(&tag[1], h);
948 print_otag(h, TAG_LI, 2, tag);
949 break;
950 case(LIST_diag):
951 /* FALLTHROUGH */
952 case(LIST_hang):
953 /* FALLTHROUGH */
954 case(LIST_inset):
955 /* FALLTHROUGH */
956 case(LIST_ohang):
957 /* FALLTHROUGH */
958 case(LIST_tag):
959 if (NULL == bl->norm->Bl.width) {
960 print_otag(h, TAG_DD, 1, tag);
961 break;
962 }
963 a2width(bl->norm->Bl.width, &su);
964 bufcat_su(h, "margin-left", &su);
965 PAIR_STYLE_INIT(&tag[1], h);
966 print_otag(h, TAG_DD, 2, tag);
967 break;
968 case(LIST_column):
969 SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
970 bufcat_su(h, "margin-top", &su);
971 PAIR_STYLE_INIT(&tag[1], h);
972 print_otag(h, TAG_TD, 2, tag);
973 break;
974 default:
975 break;
976 }
977 } else {
978 switch (type) {
979 case (LIST_column):
980 print_otag(h, TAG_TR, 1, tag);
981 break;
982 default:
983 break;
984 }
985 }
986
987 return(1);
988 }
989
990 /* ARGSUSED */
991 static int
992 mdoc_bl_pre(MDOC_ARGS)
993 {
994 int i;
995 struct htmlpair tag[3];
996 struct roffsu su;
997 char buf[BUFSIZ];
998
999 if (MDOC_BODY == n->type) {
1000 if (LIST_column == n->norm->Bl.type)
1001 print_otag(h, TAG_TBODY, 0, NULL);
1002 return(1);
1003 }
1004
1005 if (MDOC_HEAD == n->type) {
1006 if (LIST_column != n->norm->Bl.type)
1007 return(0);
1008
1009 /*
1010 * For each column, print out the <COL> tag with our
1011 * suggested width. The last column gets min-width, as
1012 * in terminal mode it auto-sizes to the width of the
1013 * screen and we want to preserve that behaviour.
1014 */
1015
1016 for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
1017 a2width(n->norm->Bl.cols[i], &su);
1018 bufinit(h);
1019 if (i < (int)n->norm->Bl.ncols - 1)
1020 bufcat_su(h, "width", &su);
1021 else
1022 bufcat_su(h, "min-width", &su);
1023 PAIR_STYLE_INIT(&tag[0], h);
1024 print_otag(h, TAG_COL, 1, tag);
1025 }
1026
1027 return(0);
1028 }
1029
1030 SCALE_VS_INIT(&su, 0);
1031 bufcat_su(h, "margin-top", &su);
1032 bufcat_su(h, "margin-bottom", &su);
1033 PAIR_STYLE_INIT(&tag[0], h);
1034
1035 assert(lists[n->norm->Bl.type]);
1036 strlcpy(buf, "list ", BUFSIZ);
1037 strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
1038 PAIR_INIT(&tag[1], ATTR_CLASS, buf);
1039
1040 /* Set the block's left-hand margin. */
1041
1042 if (n->norm->Bl.offs) {
1043 a2offs(n->norm->Bl.offs, &su);
1044 bufcat_su(h, "margin-left", &su);
1045 }
1046
1047 switch (n->norm->Bl.type) {
1048 case(LIST_bullet):
1049 /* FALLTHROUGH */
1050 case(LIST_dash):
1051 /* FALLTHROUGH */
1052 case(LIST_hyphen):
1053 /* FALLTHROUGH */
1054 case(LIST_item):
1055 print_otag(h, TAG_UL, 2, tag);
1056 break;
1057 case(LIST_enum):
1058 print_otag(h, TAG_OL, 2, tag);
1059 break;
1060 case(LIST_diag):
1061 /* FALLTHROUGH */
1062 case(LIST_hang):
1063 /* FALLTHROUGH */
1064 case(LIST_inset):
1065 /* FALLTHROUGH */
1066 case(LIST_ohang):
1067 /* FALLTHROUGH */
1068 case(LIST_tag):
1069 print_otag(h, TAG_DL, 2, tag);
1070 break;
1071 case(LIST_column):
1072 print_otag(h, TAG_TABLE, 2, tag);
1073 break;
1074 default:
1075 abort();
1076 /* NOTREACHED */
1077 }
1078
1079 return(1);
1080 }
1081
1082 /* ARGSUSED */
1083 static int
1084 mdoc_ex_pre(MDOC_ARGS)
1085 {
1086 const struct mdoc_node *nn;
1087 struct tag *t;
1088 struct htmlpair tag;
1089
1090 if (n->prev)
1091 print_otag(h, TAG_BR, 0, NULL);
1092
1093 PAIR_CLASS_INIT(&tag, "utility");
1094
1095 print_text(h, "The");
1096 for (nn = n->child; nn; nn = nn->next) {
1097 t = print_otag(h, TAG_B, 1, &tag);
1098 print_text(h, nn->string);
1099 print_tagq(h, t);
1100
1101 h->flags |= HTML_NOSPACE;
1102
1103 if (nn->next && NULL == nn->next->next)
1104 print_text(h, ", and");
1105 else if (nn->next)
1106 print_text(h, ",");
1107 else
1108 h->flags &= ~HTML_NOSPACE;
1109 }
1110
1111 if (n->child && n->child->next)
1112 print_text(h, "utilities exit");
1113 else
1114 print_text(h, "utility exits");
1115
1116 print_text(h, "0 on success, and >0 if an error occurs.");
1117 return(0);
1118 }
1119
1120
1121 /* ARGSUSED */
1122 static int
1123 mdoc_em_pre(MDOC_ARGS)
1124 {
1125 struct htmlpair tag;
1126
1127 PAIR_CLASS_INIT(&tag, "emph");
1128 print_otag(h, TAG_SPAN, 1, &tag);
1129 return(1);
1130 }
1131
1132
1133 /* ARGSUSED */
1134 static int
1135 mdoc_d1_pre(MDOC_ARGS)
1136 {
1137 struct htmlpair tag[2];
1138 struct roffsu su;
1139
1140 if (MDOC_BLOCK != n->type)
1141 return(1);
1142
1143 SCALE_VS_INIT(&su, 0);
1144 bufcat_su(h, "margin-top", &su);
1145 bufcat_su(h, "margin-bottom", &su);
1146 PAIR_STYLE_INIT(&tag[0], h);
1147 print_otag(h, TAG_BLOCKQUOTE, 1, tag);
1148
1149 /* BLOCKQUOTE needs a block body. */
1150
1151 PAIR_CLASS_INIT(&tag[0], "display");
1152 print_otag(h, TAG_DIV, 1, tag);
1153
1154 if (MDOC_Dl == n->tok) {
1155 PAIR_CLASS_INIT(&tag[0], "lit");
1156 print_otag(h, TAG_CODE, 1, tag);
1157 }
1158
1159 return(1);
1160 }
1161
1162
1163 /* ARGSUSED */
1164 static int
1165 mdoc_sx_pre(MDOC_ARGS)
1166 {
1167 struct htmlpair tag[2];
1168 const struct mdoc_node *nn;
1169 char buf[BUFSIZ];
1170
1171 strlcpy(buf, "#", BUFSIZ);
1172 for (nn = n->child; nn; nn = nn->next) {
1173 html_idcat(buf, nn->string, BUFSIZ);
1174 if (nn->next)
1175 html_idcat(buf, " ", BUFSIZ);
1176 }
1177
1178 PAIR_CLASS_INIT(&tag[0], "link-sec");
1179 PAIR_HREF_INIT(&tag[1], buf);
1180
1181 print_otag(h, TAG_I, 1, tag);
1182 print_otag(h, TAG_A, 2, tag);
1183 return(1);
1184 }
1185
1186
1187 /* ARGSUSED */
1188 static int
1189 mdoc_bd_pre(MDOC_ARGS)
1190 {
1191 struct htmlpair tag[2];
1192 int comp, sv;
1193 const struct mdoc_node *nn;
1194 struct roffsu su;
1195
1196 if (MDOC_HEAD == n->type)
1197 return(0);
1198
1199 if (MDOC_BLOCK == n->type) {
1200 comp = n->norm->Bd.comp;
1201 for (nn = n; nn && ! comp; nn = nn->parent) {
1202 if (MDOC_BLOCK != nn->type)
1203 continue;
1204 if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
1205 comp = 1;
1206 if (nn->prev)
1207 break;
1208 }
1209 if ( ! comp)
1210 print_otag(h, TAG_P, 0, NULL);
1211 return(1);
1212 }
1213
1214 SCALE_HS_INIT(&su, 0);
1215 if (n->norm->Bd.offs)
1216 a2offs(n->norm->Bd.offs, &su);
1217
1218 bufcat_su(h, "margin-left", &su);
1219 PAIR_STYLE_INIT(&tag[0], h);
1220
1221 if (DISP_unfilled != n->norm->Bd.type &&
1222 DISP_literal != n->norm->Bd.type) {
1223 PAIR_CLASS_INIT(&tag[1], "display");
1224 print_otag(h, TAG_DIV, 2, tag);
1225 return(1);
1226 }
1227
1228 PAIR_CLASS_INIT(&tag[1], "lit display");
1229 print_otag(h, TAG_PRE, 2, tag);
1230
1231 /* This can be recursive: save & set our literal state. */
1232
1233 sv = h->flags & HTML_LITERAL;
1234 h->flags |= HTML_LITERAL;
1235
1236 for (nn = n->child; nn; nn = nn->next) {
1237 print_mdoc_node(m, nn, h);
1238 /*
1239 * If the printed node flushes its own line, then we
1240 * needn't do it here as well. This is hacky, but the
1241 * notion of selective eoln whitespace is pretty dumb
1242 * anyway, so don't sweat it.
1243 */
1244 switch (nn->tok) {
1245 case (MDOC_Sm):
1246 /* FALLTHROUGH */
1247 case (MDOC_br):
1248 /* FALLTHROUGH */
1249 case (MDOC_sp):
1250 /* FALLTHROUGH */
1251 case (MDOC_Bl):
1252 /* FALLTHROUGH */
1253 case (MDOC_D1):
1254 /* FALLTHROUGH */
1255 case (MDOC_Dl):
1256 /* FALLTHROUGH */
1257 case (MDOC_Lp):
1258 /* FALLTHROUGH */
1259 case (MDOC_Pp):
1260 continue;
1261 default:
1262 break;
1263 }
1264 if (nn->next && nn->next->line == nn->line)
1265 continue;
1266 else if (nn->next)
1267 print_text(h, "\n");
1268
1269 h->flags |= HTML_NOSPACE;
1270 }
1271
1272 if (0 == sv)
1273 h->flags &= ~HTML_LITERAL;
1274
1275 return(0);
1276 }
1277
1278
1279 /* ARGSUSED */
1280 static int
1281 mdoc_pa_pre(MDOC_ARGS)
1282 {
1283 struct htmlpair tag;
1284
1285 PAIR_CLASS_INIT(&tag, "file");
1286 print_otag(h, TAG_I, 1, &tag);
1287 return(1);
1288 }
1289
1290
1291 /* ARGSUSED */
1292 static int
1293 mdoc_ad_pre(MDOC_ARGS)
1294 {
1295 struct htmlpair tag;
1296
1297 PAIR_CLASS_INIT(&tag, "addr");
1298 print_otag(h, TAG_I, 1, &tag);
1299 return(1);
1300 }
1301
1302
1303 /* ARGSUSED */
1304 static int
1305 mdoc_an_pre(MDOC_ARGS)
1306 {
1307 struct htmlpair tag;
1308
1309 /* TODO: -split and -nosplit (see termp_an_pre()). */
1310
1311 PAIR_CLASS_INIT(&tag, "author");
1312 print_otag(h, TAG_SPAN, 1, &tag);
1313 return(1);
1314 }
1315
1316
1317 /* ARGSUSED */
1318 static int
1319 mdoc_cd_pre(MDOC_ARGS)
1320 {
1321 struct htmlpair tag;
1322
1323 synopsis_pre(h, n);
1324 PAIR_CLASS_INIT(&tag, "config");
1325 print_otag(h, TAG_B, 1, &tag);
1326 return(1);
1327 }
1328
1329
1330 /* ARGSUSED */
1331 static int
1332 mdoc_dv_pre(MDOC_ARGS)
1333 {
1334 struct htmlpair tag;
1335
1336 PAIR_CLASS_INIT(&tag, "define");
1337 print_otag(h, TAG_SPAN, 1, &tag);
1338 return(1);
1339 }
1340
1341
1342 /* ARGSUSED */
1343 static int
1344 mdoc_ev_pre(MDOC_ARGS)
1345 {
1346 struct htmlpair tag;
1347
1348 PAIR_CLASS_INIT(&tag, "env");
1349 print_otag(h, TAG_SPAN, 1, &tag);
1350 return(1);
1351 }
1352
1353
1354 /* ARGSUSED */
1355 static int
1356 mdoc_er_pre(MDOC_ARGS)
1357 {
1358 struct htmlpair tag;
1359
1360 PAIR_CLASS_INIT(&tag, "errno");
1361 print_otag(h, TAG_SPAN, 1, &tag);
1362 return(1);
1363 }
1364
1365
1366 /* ARGSUSED */
1367 static int
1368 mdoc_fa_pre(MDOC_ARGS)
1369 {
1370 const struct mdoc_node *nn;
1371 struct htmlpair tag;
1372 struct tag *t;
1373
1374 PAIR_CLASS_INIT(&tag, "farg");
1375 if (n->parent->tok != MDOC_Fo) {
1376 print_otag(h, TAG_I, 1, &tag);
1377 return(1);
1378 }
1379
1380 for (nn = n->child; nn; nn = nn->next) {
1381 t = print_otag(h, TAG_I, 1, &tag);
1382 print_text(h, nn->string);
1383 print_tagq(h, t);
1384 if (nn->next)
1385 print_text(h, ",");
1386 }
1387
1388 if (n->child && n->next && n->next->tok == MDOC_Fa)
1389 print_text(h, ",");
1390
1391 return(0);
1392 }
1393
1394
1395 /* ARGSUSED */
1396 static int
1397 mdoc_fd_pre(MDOC_ARGS)
1398 {
1399 struct htmlpair tag;
1400
1401 synopsis_pre(h, n);
1402
1403 PAIR_CLASS_INIT(&tag, "macro");
1404 print_otag(h, TAG_B, 1, &tag);
1405 return(1);
1406 }
1407
1408
1409 /* ARGSUSED */
1410 static int
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
1429 /* ARGSUSED */
1430 static int
1431 mdoc_ft_pre(MDOC_ARGS)
1432 {
1433 struct htmlpair tag;
1434
1435 synopsis_pre(h, n);
1436 PAIR_CLASS_INIT(&tag, "ftype");
1437 print_otag(h, TAG_I, 1, &tag);
1438 return(1);
1439 }
1440
1441
1442 /* ARGSUSED */
1443 static int
1444 mdoc_fn_pre(MDOC_ARGS)
1445 {
1446 struct tag *t;
1447 struct htmlpair tag[2];
1448 const struct mdoc_node *nn;
1449 char nbuf[BUFSIZ];
1450 const char *sp, *ep;
1451 int sz, i;
1452
1453 synopsis_pre(h, n);
1454
1455 /* Split apart into type and name. */
1456 assert(n->child->string);
1457 sp = n->child->string;
1458
1459 ep = strchr(sp, ' ');
1460 if (NULL != ep) {
1461 PAIR_CLASS_INIT(&tag[0], "ftype");
1462 t = print_otag(h, TAG_I, 1, tag);
1463
1464 while (ep) {
1465 sz = MIN((int)(ep - sp), BUFSIZ - 1);
1466 (void)memcpy(nbuf, sp, (size_t)sz);
1467 nbuf[sz] = '\0';
1468 print_text(h, nbuf);
1469 sp = ++ep;
1470 ep = strchr(sp, ' ');
1471 }
1472 print_tagq(h, t);
1473 }
1474
1475 PAIR_CLASS_INIT(&tag[0], "fname");
1476
1477 /*
1478 * FIXME: only refer to IDs that we know exist.
1479 */
1480
1481 #if 0
1482 if (MDOC_SYNPRETTY & n->flags) {
1483 nbuf[0] = '\0';
1484 html_idcat(nbuf, sp, BUFSIZ);
1485 PAIR_ID_INIT(&tag[1], nbuf);
1486 } else {
1487 strlcpy(nbuf, "#", BUFSIZ);
1488 html_idcat(nbuf, sp, BUFSIZ);
1489 PAIR_HREF_INIT(&tag[1], nbuf);
1490 }
1491 #endif
1492
1493 t = print_otag(h, TAG_B, 1, tag);
1494
1495 if (sp) {
1496 strlcpy(nbuf, sp, BUFSIZ);
1497 print_text(h, nbuf);
1498 }
1499
1500 print_tagq(h, t);
1501
1502 h->flags |= HTML_NOSPACE;
1503 print_text(h, "(");
1504
1505 bufinit(h);
1506 PAIR_CLASS_INIT(&tag[0], "farg");
1507 bufcat_style(h, "white-space", "nowrap");
1508 PAIR_STYLE_INIT(&tag[1], h);
1509
1510 for (nn = n->child->next; nn; nn = nn->next) {
1511 i = 1;
1512 if (MDOC_SYNPRETTY & n->flags)
1513 i = 2;
1514 t = print_otag(h, TAG_I, i, tag);
1515 print_text(h, nn->string);
1516 print_tagq(h, t);
1517 if (nn->next)
1518 print_text(h, ",");
1519 }
1520
1521 print_text(h, ")");
1522 if (MDOC_SYNPRETTY & n->flags)
1523 print_text(h, ";");
1524
1525 return(0);
1526 }
1527
1528
1529 /* ARGSUSED */
1530 static int
1531 mdoc_sm_pre(MDOC_ARGS)
1532 {
1533
1534 assert(n->child && MDOC_TEXT == n->child->type);
1535 if (0 == strcmp("on", n->child->string)) {
1536 /*
1537 * FIXME: no p->col to check. Thus, if we have
1538 * .Bd -literal
1539 * .Sm off
1540 * 1 2
1541 * .Sm on
1542 * 3
1543 * .Ed
1544 * the "3" is preceded by a space.
1545 */
1546 h->flags &= ~HTML_NOSPACE;
1547 h->flags &= ~HTML_NONOSPACE;
1548 } else
1549 h->flags |= HTML_NONOSPACE;
1550
1551 return(0);
1552 }
1553
1554 /* ARGSUSED */
1555 static int
1556 mdoc_pp_pre(MDOC_ARGS)
1557 {
1558
1559 print_otag(h, TAG_P, 0, NULL);
1560 return(0);
1561
1562 }
1563
1564 /* ARGSUSED */
1565 static int
1566 mdoc_sp_pre(MDOC_ARGS)
1567 {
1568 struct roffsu su;
1569 struct htmlpair tag;
1570
1571 SCALE_VS_INIT(&su, 1);
1572
1573 if (MDOC_sp == n->tok) {
1574 if (n->child)
1575 a2roffsu(n->child->string, &su, SCALE_VS);
1576 } else
1577 su.scale = 0;
1578
1579 bufcat_su(h, "height", &su);
1580 PAIR_STYLE_INIT(&tag, h);
1581 print_otag(h, TAG_DIV, 1, &tag);
1582
1583 /* So the div isn't empty: */
1584 print_text(h, "\\~");
1585
1586 return(0);
1587
1588 }
1589
1590 /* ARGSUSED */
1591 static int
1592 mdoc_lk_pre(MDOC_ARGS)
1593 {
1594 const struct mdoc_node *nn;
1595 struct htmlpair tag[2];
1596
1597 nn = n->child;
1598
1599 PAIR_CLASS_INIT(&tag[0], "link-ext");
1600 PAIR_HREF_INIT(&tag[1], nn->string);
1601 print_otag(h, TAG_A, 2, tag);
1602
1603 if (NULL == nn || NULL == nn->next)
1604 return(1);
1605
1606 for (nn = nn->next; nn; nn = nn->next)
1607 print_text(h, nn->string);
1608
1609 return(0);
1610 }
1611
1612
1613 /* ARGSUSED */
1614 static int
1615 mdoc_mt_pre(MDOC_ARGS)
1616 {
1617 struct htmlpair tag[2];
1618 struct tag *t;
1619 const struct mdoc_node *nn;
1620
1621 PAIR_CLASS_INIT(&tag[0], "link-mail");
1622
1623 for (nn = n->child; nn; nn = nn->next) {
1624 bufinit(h);
1625 bufcat(h, "mailto:");
1626 bufcat(h, nn->string);
1627 PAIR_HREF_INIT(&tag[1], h->buf);
1628 t = print_otag(h, TAG_A, 2, tag);
1629 print_text(h, nn->string);
1630 print_tagq(h, t);
1631 }
1632
1633 return(0);
1634 }
1635
1636
1637 /* ARGSUSED */
1638 static int
1639 mdoc_fo_pre(MDOC_ARGS)
1640 {
1641 struct htmlpair tag;
1642 struct tag *t;
1643
1644 if (MDOC_BODY == n->type) {
1645 h->flags |= HTML_NOSPACE;
1646 print_text(h, "(");
1647 h->flags |= HTML_NOSPACE;
1648 return(1);
1649 } else if (MDOC_BLOCK == n->type) {
1650 synopsis_pre(h, n);
1651 return(1);
1652 }
1653
1654 /* XXX: we drop non-initial arguments as per groff. */
1655
1656 assert(n->child);
1657 assert(n->child->string);
1658
1659 PAIR_CLASS_INIT(&tag, "fname");
1660 t = print_otag(h, TAG_B, 1, &tag);
1661 print_text(h, n->child->string);
1662 print_tagq(h, t);
1663 return(0);
1664 }
1665
1666
1667 /* ARGSUSED */
1668 static void
1669 mdoc_fo_post(MDOC_ARGS)
1670 {
1671
1672 if (MDOC_BODY != n->type)
1673 return;
1674 print_text(h, ")");
1675 print_text(h, ";");
1676 }
1677
1678
1679 /* ARGSUSED */
1680 static int
1681 mdoc_in_pre(MDOC_ARGS)
1682 {
1683 const struct mdoc_node *nn;
1684 struct tag *t;
1685 struct htmlpair tag[2];
1686 int i;
1687
1688 synopsis_pre(h, n);
1689
1690 PAIR_CLASS_INIT(&tag[0], "includes");
1691 print_otag(h, TAG_B, 1, tag);
1692
1693 if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags)
1694 print_text(h, "#include");
1695
1696 print_text(h, "<");
1697 h->flags |= HTML_NOSPACE;
1698
1699 for (nn = n->child; nn; nn = nn->next) {
1700 PAIR_CLASS_INIT(&tag[0], "link-includes");
1701 i = 1;
1702 bufinit(h);
1703 if (h->base_includes) {
1704 buffmt_includes(h, nn->string);
1705 PAIR_HREF_INIT(&tag[i], h->buf);
1706 i++;
1707 }
1708 t = print_otag(h, TAG_A, i, tag);
1709 print_mdoc_node(m, nn, h);
1710 print_tagq(h, t);
1711 }
1712
1713 h->flags |= HTML_NOSPACE;
1714 print_text(h, ">");
1715
1716 return(0);
1717 }
1718
1719
1720 /* ARGSUSED */
1721 static int
1722 mdoc_ic_pre(MDOC_ARGS)
1723 {
1724 struct htmlpair tag;
1725
1726 PAIR_CLASS_INIT(&tag, "cmd");
1727 print_otag(h, TAG_B, 1, &tag);
1728 return(1);
1729 }
1730
1731
1732 /* ARGSUSED */
1733 static int
1734 mdoc_rv_pre(MDOC_ARGS)
1735 {
1736 const struct mdoc_node *nn;
1737 struct htmlpair tag;
1738 struct tag *t;
1739
1740 if (n->prev)
1741 print_otag(h, TAG_BR, 0, NULL);
1742
1743 print_text(h, "The");
1744
1745 for (nn = n->child; nn; nn = nn->next) {
1746 PAIR_CLASS_INIT(&tag, "fname");
1747 t = print_otag(h, TAG_B, 1, &tag);
1748 print_text(h, nn->string);
1749 print_tagq(h, t);
1750
1751 h->flags |= HTML_NOSPACE;
1752 if (nn->next && NULL == nn->next->next)
1753 print_text(h, "(), and");
1754 else if (nn->next)
1755 print_text(h, "(),");
1756 else
1757 print_text(h, "()");
1758 }
1759
1760 if (n->child && n->child->next)
1761 print_text(h, "functions return");
1762 else
1763 print_text(h, "function returns");
1764
1765 print_text(h, "the value 0 if successful; otherwise the value "
1766 "-1 is returned and the global variable");
1767
1768 PAIR_CLASS_INIT(&tag, "var");
1769 t = print_otag(h, TAG_B, 1, &tag);
1770 print_text(h, "errno");
1771 print_tagq(h, t);
1772 print_text(h, "is set to indicate the error.");
1773 return(0);
1774 }
1775
1776
1777 /* ARGSUSED */
1778 static int
1779 mdoc_va_pre(MDOC_ARGS)
1780 {
1781 struct htmlpair tag;
1782
1783 PAIR_CLASS_INIT(&tag, "var");
1784 print_otag(h, TAG_B, 1, &tag);
1785 return(1);
1786 }
1787
1788
1789 /* ARGSUSED */
1790 static int
1791 mdoc_ap_pre(MDOC_ARGS)
1792 {
1793
1794 h->flags |= HTML_NOSPACE;
1795 print_text(h, "\\(aq");
1796 h->flags |= HTML_NOSPACE;
1797 return(1);
1798 }
1799
1800
1801 /* ARGSUSED */
1802 static int
1803 mdoc_bf_pre(MDOC_ARGS)
1804 {
1805 struct htmlpair tag[2];
1806 struct roffsu su;
1807
1808 if (MDOC_HEAD == n->type)
1809 return(0);
1810 else if (MDOC_BODY != n->type)
1811 return(1);
1812
1813 if (FONT_Em == n->norm->Bf.font)
1814 PAIR_CLASS_INIT(&tag[0], "emph");
1815 else if (FONT_Sy == n->norm->Bf.font)
1816 PAIR_CLASS_INIT(&tag[0], "symb");
1817 else if (FONT_Li == n->norm->Bf.font)
1818 PAIR_CLASS_INIT(&tag[0], "lit");
1819 else
1820 PAIR_CLASS_INIT(&tag[0], "none");
1821
1822 /*
1823 * We want this to be inline-formatted, but needs to be div to
1824 * accept block children.
1825 */
1826 bufcat_style(h, "display", "inline");
1827 SCALE_HS_INIT(&su, 1);
1828 /* Needs a left-margin for spacing. */
1829 bufcat_su(h, "margin-left", &su);
1830 PAIR_STYLE_INIT(&tag[1], h);
1831 print_otag(h, TAG_DIV, 2, tag);
1832 return(1);
1833 }
1834
1835
1836 /* ARGSUSED */
1837 static int
1838 mdoc_ms_pre(MDOC_ARGS)
1839 {
1840 struct htmlpair tag;
1841
1842 PAIR_CLASS_INIT(&tag, "symb");
1843 print_otag(h, TAG_SPAN, 1, &tag);
1844 return(1);
1845 }
1846
1847
1848 /* ARGSUSED */
1849 static int
1850 mdoc_igndelim_pre(MDOC_ARGS)
1851 {
1852
1853 h->flags |= HTML_IGNDELIM;
1854 return(1);
1855 }
1856
1857
1858 /* ARGSUSED */
1859 static void
1860 mdoc_pf_post(MDOC_ARGS)
1861 {
1862
1863 h->flags |= HTML_NOSPACE;
1864 }
1865
1866
1867 /* ARGSUSED */
1868 static int
1869 mdoc_rs_pre(MDOC_ARGS)
1870 {
1871 struct htmlpair tag;
1872
1873 if (MDOC_BLOCK != n->type)
1874 return(1);
1875
1876 if (n->prev && SEC_SEE_ALSO == n->sec)
1877 print_otag(h, TAG_P, 0, NULL);
1878
1879 PAIR_CLASS_INIT(&tag, "ref");
1880 print_otag(h, TAG_SPAN, 1, &tag);
1881 return(1);
1882 }
1883
1884
1885
1886 /* ARGSUSED */
1887 static int
1888 mdoc_li_pre(MDOC_ARGS)
1889 {
1890 struct htmlpair tag;
1891
1892 PAIR_CLASS_INIT(&tag, "lit");
1893 print_otag(h, TAG_SPAN, 1, &tag);
1894 return(1);
1895 }
1896
1897
1898 /* ARGSUSED */
1899 static int
1900 mdoc_sy_pre(MDOC_ARGS)
1901 {
1902 struct htmlpair tag;
1903
1904 PAIR_CLASS_INIT(&tag, "symb");
1905 print_otag(h, TAG_SPAN, 1, &tag);
1906 return(1);
1907 }
1908
1909
1910 /* ARGSUSED */
1911 static int
1912 mdoc_bt_pre(MDOC_ARGS)
1913 {
1914
1915 print_text(h, "is currently in beta test.");
1916 return(0);
1917 }
1918
1919
1920 /* ARGSUSED */
1921 static int
1922 mdoc_ud_pre(MDOC_ARGS)
1923 {
1924
1925 print_text(h, "currently under development.");
1926 return(0);
1927 }
1928
1929
1930 /* ARGSUSED */
1931 static int
1932 mdoc_lb_pre(MDOC_ARGS)
1933 {
1934 struct htmlpair tag;
1935
1936 if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
1937 print_otag(h, TAG_BR, 0, NULL);
1938
1939 PAIR_CLASS_INIT(&tag, "lib");
1940 print_otag(h, TAG_SPAN, 1, &tag);
1941 return(1);
1942 }
1943
1944
1945 /* ARGSUSED */
1946 static int
1947 mdoc__x_pre(MDOC_ARGS)
1948 {
1949 struct htmlpair tag[2];
1950 enum htmltag t;
1951
1952 t = TAG_SPAN;
1953
1954 switch (n->tok) {
1955 case(MDOC__A):
1956 PAIR_CLASS_INIT(&tag[0], "ref-auth");
1957 if (n->prev && MDOC__A == n->prev->tok)
1958 if (NULL == n->next || MDOC__A != n->next->tok)
1959 print_text(h, "and");
1960 break;
1961 case(MDOC__B):
1962 PAIR_CLASS_INIT(&tag[0], "ref-book");
1963 t = TAG_I;
1964 break;
1965 case(MDOC__C):
1966 PAIR_CLASS_INIT(&tag[0], "ref-city");
1967 break;
1968 case(MDOC__D):
1969 PAIR_CLASS_INIT(&tag[0], "ref-date");
1970 break;
1971 case(MDOC__I):
1972 PAIR_CLASS_INIT(&tag[0], "ref-issue");
1973 t = TAG_I;
1974 break;
1975 case(MDOC__J):
1976 PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
1977 t = TAG_I;
1978 break;
1979 case(MDOC__N):
1980 PAIR_CLASS_INIT(&tag[0], "ref-num");
1981 break;
1982 case(MDOC__O):
1983 PAIR_CLASS_INIT(&tag[0], "ref-opt");
1984 break;
1985 case(MDOC__P):
1986 PAIR_CLASS_INIT(&tag[0], "ref-page");
1987 break;
1988 case(MDOC__Q):
1989 PAIR_CLASS_INIT(&tag[0], "ref-corp");
1990 break;
1991 case(MDOC__R):
1992 PAIR_CLASS_INIT(&tag[0], "ref-rep");
1993 break;
1994 case(MDOC__T):
1995 PAIR_CLASS_INIT(&tag[0], "ref-title");
1996 break;
1997 case(MDOC__U):
1998 PAIR_CLASS_INIT(&tag[0], "link-ref");
1999 break;
2000 case(MDOC__V):
2001 PAIR_CLASS_INIT(&tag[0], "ref-vol");
2002 break;
2003 default:
2004 abort();
2005 /* NOTREACHED */
2006 }
2007
2008 if (MDOC__U != n->tok) {
2009 print_otag(h, t, 1, tag);
2010 return(1);
2011 }
2012
2013 PAIR_HREF_INIT(&tag[1], n->child->string);
2014 print_otag(h, TAG_A, 2, tag);
2015
2016 return(1);
2017 }
2018
2019
2020 /* ARGSUSED */
2021 static void
2022 mdoc__x_post(MDOC_ARGS)
2023 {
2024
2025 if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2026 if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2027 if (NULL == n->prev || MDOC__A != n->prev->tok)
2028 return;
2029
2030 /* TODO: %U */
2031
2032 if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2033 return;
2034
2035 print_text(h, n->next ? "," : ".");
2036 }
2037
2038
2039 /* ARGSUSED */
2040 static int
2041 mdoc_bk_pre(MDOC_ARGS)
2042 {
2043
2044 switch (n->type) {
2045 case (MDOC_BLOCK):
2046 break;
2047 case (MDOC_HEAD):
2048 return(0);
2049 case (MDOC_BODY):
2050 if (n->parent->args || 0 == n->prev->nchild)
2051 h->flags |= HTML_PREKEEP;
2052 break;
2053 default:
2054 abort();
2055 /* NOTREACHED */
2056 }
2057
2058 return(1);
2059 }
2060
2061
2062 /* ARGSUSED */
2063 static void
2064 mdoc_bk_post(MDOC_ARGS)
2065 {
2066
2067 if (MDOC_BODY == n->type)
2068 h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
2069 }
2070
2071
2072 /* ARGSUSED */
2073 static int
2074 mdoc_quote_pre(MDOC_ARGS)
2075 {
2076 struct htmlpair tag;
2077
2078 if (MDOC_BODY != n->type)
2079 return(1);
2080
2081 switch (n->tok) {
2082 case (MDOC_Ao):
2083 /* FALLTHROUGH */
2084 case (MDOC_Aq):
2085 print_text(h, "\\(la");
2086 break;
2087 case (MDOC_Bro):
2088 /* FALLTHROUGH */
2089 case (MDOC_Brq):
2090 print_text(h, "\\(lC");
2091 break;
2092 case (MDOC_Bo):
2093 /* FALLTHROUGH */
2094 case (MDOC_Bq):
2095 print_text(h, "\\(lB");
2096 break;
2097 case (MDOC_Oo):
2098 /* FALLTHROUGH */
2099 case (MDOC_Op):
2100 print_text(h, "\\(lB");
2101 h->flags |= HTML_NOSPACE;
2102 PAIR_CLASS_INIT(&tag, "opt");
2103 print_otag(h, TAG_SPAN, 1, &tag);
2104 break;
2105 case (MDOC_Do):
2106 /* FALLTHROUGH */
2107 case (MDOC_Dq):
2108 /* FALLTHROUGH */
2109 case (MDOC_Qo):
2110 /* FALLTHROUGH */
2111 case (MDOC_Qq):
2112 print_text(h, "\\(lq");
2113 break;
2114 case (MDOC_Po):
2115 /* FALLTHROUGH */
2116 case (MDOC_Pq):
2117 print_text(h, "(");
2118 break;
2119 case (MDOC_Ql):
2120 /* FALLTHROUGH */
2121 case (MDOC_So):
2122 /* FALLTHROUGH */
2123 case (MDOC_Sq):
2124 print_text(h, "\\(oq");
2125 break;
2126 default:
2127 abort();
2128 /* NOTREACHED */
2129 }
2130
2131 h->flags |= HTML_NOSPACE;
2132 return(1);
2133 }
2134
2135
2136 /* ARGSUSED */
2137 static void
2138 mdoc_quote_post(MDOC_ARGS)
2139 {
2140
2141 if (MDOC_BODY != n->type)
2142 return;
2143
2144 h->flags |= HTML_NOSPACE;
2145
2146 switch (n->tok) {
2147 case (MDOC_Ao):
2148 /* FALLTHROUGH */
2149 case (MDOC_Aq):
2150 print_text(h, "\\(ra");
2151 break;
2152 case (MDOC_Bro):
2153 /* FALLTHROUGH */
2154 case (MDOC_Brq):
2155 print_text(h, "\\(rC");
2156 break;
2157 case (MDOC_Oo):
2158 /* FALLTHROUGH */
2159 case (MDOC_Op):
2160 /* FALLTHROUGH */
2161 case (MDOC_Bo):
2162 /* FALLTHROUGH */
2163 case (MDOC_Bq):
2164 print_text(h, "\\(rB");
2165 break;
2166 case (MDOC_Qo):
2167 /* FALLTHROUGH */
2168 case (MDOC_Qq):
2169 /* FALLTHROUGH */
2170 case (MDOC_Do):
2171 /* FALLTHROUGH */
2172 case (MDOC_Dq):
2173 print_text(h, "\\(rq");
2174 break;
2175 case (MDOC_Po):
2176 /* FALLTHROUGH */
2177 case (MDOC_Pq):
2178 print_text(h, ")");
2179 break;
2180 case (MDOC_Ql):
2181 /* FALLTHROUGH */
2182 case (MDOC_So):
2183 /* FALLTHROUGH */
2184 case (MDOC_Sq):
2185 print_text(h, "\\(aq");
2186 break;
2187 default:
2188 abort();
2189 /* NOTREACHED */
2190 }
2191 }
2192
2193
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