Annotation of mandoc/man_html.c, Revision 1.82
1.82 ! kristaps 1: /* $Id: man_html.c,v 1.81 2011/08/18 09:16:01 kristaps Exp $ */
1.1 kristaps 2: /*
1.70 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.1 kristaps 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: */
1.25 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.1 kristaps 21: #include <sys/types.h>
22:
1.5 kristaps 23: #include <assert.h>
24: #include <ctype.h>
1.2 kristaps 25: #include <stdio.h>
1.1 kristaps 26: #include <stdlib.h>
1.4 kristaps 27: #include <string.h>
1.1 kristaps 28:
1.35 kristaps 29: #include "mandoc.h"
1.7 kristaps 30: #include "out.h"
1.1 kristaps 31: #include "html.h"
32: #include "man.h"
1.10 kristaps 33: #include "main.h"
1.1 kristaps 34:
1.6 kristaps 35: /* TODO: preserve ident widths. */
1.13 kristaps 36: /* FIXME: have PD set the default vspace width. */
1.6 kristaps 37:
38: #define INDENT 5
1.4 kristaps 39:
1.3 kristaps 40: #define MAN_ARGS const struct man_meta *m, \
41: const struct man_node *n, \
1.45 kristaps 42: struct mhtml *mh, \
1.3 kristaps 43: struct html *h
44:
1.45 kristaps 45: struct mhtml {
46: int fl;
47: #define MANH_LITERAL (1 << 0) /* literal context */
48: };
49:
1.3 kristaps 50: struct htmlman {
51: int (*pre)(MAN_ARGS);
52: int (*post)(MAN_ARGS);
53: };
54:
1.74 kristaps 55: static void print_bvspace(struct html *,
56: const struct man_node *);
1.3 kristaps 57: static void print_man(MAN_ARGS);
58: static void print_man_head(MAN_ARGS);
1.4 kristaps 59: static void print_man_nodelist(MAN_ARGS);
60: static void print_man_node(MAN_ARGS);
1.3 kristaps 61:
1.7 kristaps 62: static int a2width(const struct man_node *,
63: struct roffsu *);
1.5 kristaps 64:
1.8 kristaps 65: static int man_alt_pre(MAN_ARGS);
1.4 kristaps 66: static int man_br_pre(MAN_ARGS);
1.8 kristaps 67: static int man_ign_pre(MAN_ARGS);
1.45 kristaps 68: static int man_in_pre(MAN_ARGS);
69: static int man_literal_pre(MAN_ARGS);
1.8 kristaps 70: static void man_root_post(MAN_ARGS);
1.65 kristaps 71: static void man_root_pre(MAN_ARGS);
1.8 kristaps 72: static int man_B_pre(MAN_ARGS);
1.6 kristaps 73: static int man_HP_pre(MAN_ARGS);
1.8 kristaps 74: static int man_I_pre(MAN_ARGS);
1.5 kristaps 75: static int man_IP_pre(MAN_ARGS);
1.4 kristaps 76: static int man_PP_pre(MAN_ARGS);
1.9 kristaps 77: static int man_RS_pre(MAN_ARGS);
1.4 kristaps 78: static int man_SH_pre(MAN_ARGS);
1.8 kristaps 79: static int man_SM_pre(MAN_ARGS);
1.4 kristaps 80: static int man_SS_pre(MAN_ARGS);
81:
1.3 kristaps 82: static const struct htmlman mans[MAN_MAX] = {
1.4 kristaps 83: { man_br_pre, NULL }, /* br */
1.3 kristaps 84: { NULL, NULL }, /* TH */
1.4 kristaps 85: { man_SH_pre, NULL }, /* SH */
86: { man_SS_pre, NULL }, /* SS */
1.6 kristaps 87: { man_IP_pre, NULL }, /* TP */
1.4 kristaps 88: { man_PP_pre, NULL }, /* LP */
89: { man_PP_pre, NULL }, /* PP */
90: { man_PP_pre, NULL }, /* P */
1.5 kristaps 91: { man_IP_pre, NULL }, /* IP */
1.6 kristaps 92: { man_HP_pre, NULL }, /* HP */
1.8 kristaps 93: { man_SM_pre, NULL }, /* SM */
1.56 kristaps 94: { man_SM_pre, NULL }, /* SB */
1.8 kristaps 95: { man_alt_pre, NULL }, /* BI */
96: { man_alt_pre, NULL }, /* IB */
97: { man_alt_pre, NULL }, /* BR */
98: { man_alt_pre, NULL }, /* RB */
1.3 kristaps 99: { NULL, NULL }, /* R */
1.8 kristaps 100: { man_B_pre, NULL }, /* B */
101: { man_I_pre, NULL }, /* I */
102: { man_alt_pre, NULL }, /* IR */
103: { man_alt_pre, NULL }, /* RI */
1.67 schwarze 104: { man_ign_pre, NULL }, /* na */
1.4 kristaps 105: { man_br_pre, NULL }, /* sp */
1.45 kristaps 106: { man_literal_pre, NULL }, /* nf */
107: { man_literal_pre, NULL }, /* fi */
1.3 kristaps 108: { NULL, NULL }, /* RE */
1.9 kristaps 109: { man_RS_pre, NULL }, /* RS */
1.8 kristaps 110: { man_ign_pre, NULL }, /* DT */
111: { man_ign_pre, NULL }, /* UC */
1.13 kristaps 112: { man_ign_pre, NULL }, /* PD */
1.34 joerg 113: { man_ign_pre, NULL }, /* AT */
1.45 kristaps 114: { man_in_pre, NULL }, /* in */
1.51 kristaps 115: { man_ign_pre, NULL }, /* ft */
1.3 kristaps 116: };
117:
1.74 kristaps 118: /*
119: * Printing leading vertical space before a block.
120: * This is used for the paragraph macros.
121: * The rules are pretty simple, since there's very little nesting going
122: * on here. Basically, if we're the first within another block (SS/SH),
123: * then don't emit vertical space. If we are (RS), then do. If not the
124: * first, print it.
125: */
126: static void
127: print_bvspace(struct html *h, const struct man_node *n)
128: {
129:
130: if (n->body && n->body->child)
131: if (MAN_TBL == n->body->child->type)
132: return;
133:
134: if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok)
135: if (NULL == n->prev)
136: return;
137:
138: print_otag(h, TAG_P, 0, NULL);
139: }
1.1 kristaps 140:
141: void
142: html_man(void *arg, const struct man *m)
143: {
1.45 kristaps 144: struct mhtml mh;
1.3 kristaps 145:
1.45 kristaps 146: memset(&mh, 0, sizeof(struct mhtml));
1.82 ! kristaps 147: print_man(man_meta(m), man_node(m), &mh, (struct html *)arg);
! 148: putchar('\n');
1.3 kristaps 149: }
150:
151: static void
152: print_man(MAN_ARGS)
153: {
1.82 ! kristaps 154: struct tag *t, *tt;
! 155: struct htmlpair tag;
! 156:
! 157: PAIR_CLASS_INIT(&tag, "mandoc");
1.3 kristaps 158:
1.82 ! kristaps 159: if ( ! (HTML_FRAGMENT & h->oflags)) {
! 160: print_gen_decls(h);
! 161: t = print_otag(h, TAG_HTML, 0, NULL);
! 162: tt = print_otag(h, TAG_HEAD, 0, NULL);
! 163: print_man_head(m, n, mh, h);
! 164: print_tagq(h, tt);
! 165: print_otag(h, TAG_BODY, 0, NULL);
! 166: print_otag(h, TAG_DIV, 1, &tag);
! 167: } else
! 168: t = print_otag(h, TAG_DIV, 1, &tag);
1.53 kristaps 169:
1.45 kristaps 170: print_man_nodelist(m, n, mh, h);
1.3 kristaps 171: print_tagq(h, t);
172: }
173:
174:
175: /* ARGSUSED */
176: static void
177: print_man_head(MAN_ARGS)
178: {
179:
180: print_gen_head(h);
1.71 kristaps 181: bufcat_fmt(h, "%s(%s)", m->title, m->msec);
1.3 kristaps 182: print_otag(h, TAG_TITLE, 0, NULL);
183: print_text(h, h->buf);
1.1 kristaps 184: }
1.4 kristaps 185:
186:
187: static void
188: print_man_nodelist(MAN_ARGS)
189: {
190:
1.45 kristaps 191: print_man_node(m, n, mh, h);
1.4 kristaps 192: if (n->next)
1.45 kristaps 193: print_man_nodelist(m, n->next, mh, h);
1.4 kristaps 194: }
195:
196:
197: static void
198: print_man_node(MAN_ARGS)
199: {
200: int child;
201: struct tag *t;
202:
203: child = 1;
1.14 kristaps 204: t = h->tags.head;
1.4 kristaps 205:
206: switch (n->type) {
207: case (MAN_ROOT):
1.65 kristaps 208: man_root_pre(m, n, mh, h);
1.4 kristaps 209: break;
210: case (MAN_TEXT):
1.65 kristaps 211: /*
212: * If we have a blank line, output a vertical space.
213: * If we have a space as the first character, break
214: * before printing the line's data.
215: */
1.63 kristaps 216: if ('\0' == *n->string) {
217: print_otag(h, TAG_P, 0, NULL);
218: return;
1.78 kristaps 219: }
220:
221: if (' ' == *n->string && MAN_LINE & n->flags)
222: print_otag(h, TAG_BR, 0, NULL);
223: else if (MANH_LITERAL & mh->fl && n->prev)
1.63 kristaps 224: print_otag(h, TAG_BR, 0, NULL);
225:
1.4 kristaps 226: print_text(h, n->string);
1.68 kristaps 227: return;
228: case (MAN_EQN):
1.80 kristaps 229: print_eqn(h, n->eqn);
1.69 kristaps 230: break;
1.58 kristaps 231: case (MAN_TBL):
1.66 kristaps 232: /*
233: * This will take care of initialising all of the table
234: * state data for the first table, then tearing it down
235: * for the last one.
236: */
1.60 kristaps 237: print_tbl(h, n->span);
1.64 kristaps 238: return;
1.4 kristaps 239: default:
1.21 kristaps 240: /*
241: * Close out scope of font prior to opening a macro
1.66 kristaps 242: * scope.
1.21 kristaps 243: */
1.57 kristaps 244: if (HTMLFONT_NONE != h->metac) {
245: h->metal = h->metac;
246: h->metac = HTMLFONT_NONE;
1.66 kristaps 247: }
248:
249: /*
250: * Close out the current table, if it's open, and unset
251: * the "meta" table state. This will be reopened on the
252: * next table element.
253: */
254: if (h->tblt) {
255: print_tblclose(h);
256: t = h->tags.head;
1.20 kristaps 257: }
1.4 kristaps 258: if (mans[n->tok].pre)
1.45 kristaps 259: child = (*mans[n->tok].pre)(m, n, mh, h);
1.4 kristaps 260: break;
261: }
262:
1.21 kristaps 263: if (child && n->child)
1.45 kristaps 264: print_man_nodelist(m, n->child, mh, h);
1.21 kristaps 265:
1.24 kristaps 266: /* This will automatically close out any font scope. */
1.4 kristaps 267: print_stagq(h, t);
268:
1.61 kristaps 269: switch (n->type) {
270: case (MAN_ROOT):
1.45 kristaps 271: man_root_post(m, n, mh, h);
1.69 kristaps 272: break;
273: case (MAN_EQN):
1.61 kristaps 274: break;
275: default:
276: if (mans[n->tok].post)
277: (*mans[n->tok].post)(m, n, mh, h);
278: break;
279: }
1.4 kristaps 280: }
281:
282:
1.5 kristaps 283: static int
1.7 kristaps 284: a2width(const struct man_node *n, struct roffsu *su)
1.5 kristaps 285: {
286:
1.6 kristaps 287: if (MAN_TEXT != n->type)
1.7 kristaps 288: return(0);
1.11 kristaps 289: if (a2roffsu(n->string, su, SCALE_BU))
1.7 kristaps 290: return(1);
1.5 kristaps 291:
1.7 kristaps 292: return(0);
1.5 kristaps 293: }
294:
295:
1.40 kristaps 296: /* ARGSUSED */
1.65 kristaps 297: static void
1.4 kristaps 298: man_root_pre(MAN_ARGS)
299: {
1.56 kristaps 300: struct htmlpair tag[3];
1.4 kristaps 301: struct tag *t, *tt;
302: char b[BUFSIZ], title[BUFSIZ];
303:
304: b[0] = 0;
305: if (m->vol)
306: (void)strlcat(b, m->vol, BUFSIZ);
307:
1.31 kristaps 308: snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
1.4 kristaps 309:
1.56 kristaps 310: PAIR_SUMMARY_INIT(&tag[0], "Document Header");
311: PAIR_CLASS_INIT(&tag[1], "head");
312: if (NULL == h->style) {
313: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
314: t = print_otag(h, TAG_TABLE, 3, tag);
315: PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
316: print_otag(h, TAG_COL, 1, tag);
317: print_otag(h, TAG_COL, 1, tag);
318: print_otag(h, TAG_COL, 1, tag);
319: } else
320: t = print_otag(h, TAG_TABLE, 2, tag);
321:
322: print_otag(h, TAG_TBODY, 0, NULL);
1.15 kristaps 323:
1.4 kristaps 324: tt = print_otag(h, TAG_TR, 0, NULL);
325:
1.55 kristaps 326: PAIR_CLASS_INIT(&tag[0], "head-ltitle");
1.4 kristaps 327: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 328:
1.4 kristaps 329: print_text(h, title);
330: print_stagq(h, tt);
331:
1.55 kristaps 332: PAIR_CLASS_INIT(&tag[0], "head-vol");
1.56 kristaps 333: if (NULL == h->style) {
334: PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
335: print_otag(h, TAG_TD, 2, tag);
336: } else
337: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 338:
1.4 kristaps 339: print_text(h, b);
340: print_stagq(h, tt);
341:
1.55 kristaps 342: PAIR_CLASS_INIT(&tag[0], "head-rtitle");
1.56 kristaps 343: if (NULL == h->style) {
344: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
345: print_otag(h, TAG_TD, 2, tag);
346: } else
347: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 348:
1.4 kristaps 349: print_text(h, title);
350: print_tagq(h, t);
351: }
352:
353:
354: /* ARGSUSED */
355: static void
356: man_root_post(MAN_ARGS)
357: {
1.56 kristaps 358: struct htmlpair tag[3];
1.4 kristaps 359: struct tag *t, *tt;
360:
1.56 kristaps 361: PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
362: PAIR_CLASS_INIT(&tag[1], "foot");
363: if (NULL == h->style) {
364: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
365: t = print_otag(h, TAG_TABLE, 3, tag);
366: PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
367: print_otag(h, TAG_COL, 1, tag);
368: print_otag(h, TAG_COL, 1, tag);
369: } else
370: t = print_otag(h, TAG_TABLE, 2, tag);
1.15 kristaps 371:
1.4 kristaps 372: tt = print_otag(h, TAG_TR, 0, NULL);
373:
1.55 kristaps 374: PAIR_CLASS_INIT(&tag[0], "foot-date");
1.4 kristaps 375: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 376:
1.70 schwarze 377: print_text(h, m->date);
1.4 kristaps 378: print_stagq(h, tt);
379:
1.55 kristaps 380: PAIR_CLASS_INIT(&tag[0], "foot-os");
1.56 kristaps 381: if (NULL == h->style) {
382: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
383: print_otag(h, TAG_TD, 2, tag);
384: } else
385: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 386:
1.4 kristaps 387: if (m->source)
388: print_text(h, m->source);
389: print_tagq(h, t);
390: }
391:
392:
393: /* ARGSUSED */
394: static int
395: man_br_pre(MAN_ARGS)
396: {
1.7 kristaps 397: struct roffsu su;
398: struct htmlpair tag;
1.4 kristaps 399:
1.7 kristaps 400: SCALE_VS_INIT(&su, 1);
401:
1.49 kristaps 402: if (MAN_sp == n->tok) {
1.75 kristaps 403: if (NULL != (n = n->child))
404: if ( ! a2roffsu(n->string, &su, SCALE_VS))
405: SCALE_VS_INIT(&su, atoi(n->string));
1.49 kristaps 406: } else
1.7 kristaps 407: su.scale = 0;
1.4 kristaps 408:
1.72 kristaps 409: bufinit(h);
1.7 kristaps 410: bufcat_su(h, "height", &su);
411: PAIR_STYLE_INIT(&tag, h);
1.4 kristaps 412: print_otag(h, TAG_DIV, 1, &tag);
1.24 kristaps 413:
1.16 kristaps 414: /* So the div isn't empty: */
415: print_text(h, "\\~");
416:
1.7 kristaps 417: return(0);
1.4 kristaps 418: }
419:
420: /* ARGSUSED */
421: static int
422: man_SH_pre(MAN_ARGS)
423: {
1.54 kristaps 424: struct htmlpair tag;
1.4 kristaps 425:
1.54 kristaps 426: if (MAN_BLOCK == n->type) {
1.76 kristaps 427: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 428: PAIR_CLASS_INIT(&tag, "section");
429: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 430: return(1);
1.54 kristaps 431: } else if (MAN_BODY == n->type)
1.4 kristaps 432: return(1);
433:
1.54 kristaps 434: print_otag(h, TAG_H1, 0, NULL);
1.4 kristaps 435: return(1);
436: }
437:
438: /* ARGSUSED */
439: static int
1.8 kristaps 440: man_alt_pre(MAN_ARGS)
441: {
442: const struct man_node *nn;
1.78 kristaps 443: int i, savelit;
1.57 kristaps 444: enum htmltag fp;
445: struct tag *t;
1.8 kristaps 446:
1.78 kristaps 447: if ((savelit = mh->fl & MANH_LITERAL))
448: print_otag(h, TAG_BR, 0, NULL);
449:
450: mh->fl &= ~MANH_LITERAL;
451:
1.8 kristaps 452: for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
1.57 kristaps 453: t = NULL;
1.8 kristaps 454: switch (n->tok) {
455: case (MAN_BI):
1.57 kristaps 456: fp = i % 2 ? TAG_I : TAG_B;
1.8 kristaps 457: break;
458: case (MAN_IB):
1.57 kristaps 459: fp = i % 2 ? TAG_B : TAG_I;
1.8 kristaps 460: break;
461: case (MAN_RI):
1.57 kristaps 462: fp = i % 2 ? TAG_I : TAG_MAX;
1.8 kristaps 463: break;
464: case (MAN_IR):
1.57 kristaps 465: fp = i % 2 ? TAG_MAX : TAG_I;
1.8 kristaps 466: break;
467: case (MAN_BR):
1.57 kristaps 468: fp = i % 2 ? TAG_MAX : TAG_B;
1.8 kristaps 469: break;
470: case (MAN_RB):
1.57 kristaps 471: fp = i % 2 ? TAG_B : TAG_MAX;
1.8 kristaps 472: break;
473: default:
474: abort();
475: /* NOTREACHED */
476: }
477:
478: if (i)
479: h->flags |= HTML_NOSPACE;
480:
1.57 kristaps 481: if (TAG_MAX != fp)
482: t = print_otag(h, fp, 0, NULL);
483:
1.45 kristaps 484: print_man_node(m, nn, mh, h);
1.57 kristaps 485:
486: if (t)
487: print_tagq(h, t);
1.8 kristaps 488: }
489:
1.78 kristaps 490: if (savelit)
491: mh->fl |= MANH_LITERAL;
492:
1.8 kristaps 493: return(0);
494: }
495:
496: /* ARGSUSED */
497: static int
1.56 kristaps 498: man_SM_pre(MAN_ARGS)
1.8 kristaps 499: {
500:
1.57 kristaps 501: print_otag(h, TAG_SMALL, 0, NULL);
1.56 kristaps 502: if (MAN_SB == n->tok)
1.57 kristaps 503: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 504: return(1);
505: }
506:
507: /* ARGSUSED */
508: static int
1.4 kristaps 509: man_SS_pre(MAN_ARGS)
510: {
1.54 kristaps 511: struct htmlpair tag;
1.4 kristaps 512:
1.54 kristaps 513: if (MAN_BLOCK == n->type) {
1.76 kristaps 514: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 515: PAIR_CLASS_INIT(&tag, "subsection");
516: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 517: return(1);
1.54 kristaps 518: } else if (MAN_BODY == n->type)
1.4 kristaps 519: return(1);
520:
1.54 kristaps 521: print_otag(h, TAG_H2, 0, NULL);
1.4 kristaps 522: return(1);
523: }
524:
525: /* ARGSUSED */
526: static int
527: man_PP_pre(MAN_ARGS)
528: {
529:
1.47 kristaps 530: if (MAN_HEAD == n->type)
531: return(0);
1.74 kristaps 532: else if (MAN_BLOCK == n->type)
533: print_bvspace(h, n);
1.47 kristaps 534:
1.5 kristaps 535: return(1);
536: }
537:
538: /* ARGSUSED */
539: static int
540: man_IP_pre(MAN_ARGS)
541: {
542: const struct man_node *nn;
543:
1.7 kristaps 544: if (MAN_BODY == n->type) {
1.77 kristaps 545: print_otag(h, TAG_DD, 0, NULL);
546: return(1);
547: } else if (MAN_HEAD != n->type) {
548: print_otag(h, TAG_DL, 0, NULL);
1.6 kristaps 549: return(1);
550: }
551:
1.78 kristaps 552: /* FIXME: width specification. */
553:
1.77 kristaps 554: print_otag(h, TAG_DT, 0, NULL);
1.6 kristaps 555:
1.59 schwarze 556: /* For IP, only print the first header element. */
1.7 kristaps 557:
1.59 schwarze 558: if (MAN_IP == n->tok && n->child)
559: print_man_node(m, n->child, mh, h);
1.27 kristaps 560:
1.59 schwarze 561: /* For TP, only print next-line header elements. */
1.6 kristaps 562:
1.7 kristaps 563: if (MAN_TP == n->tok)
1.59 schwarze 564: for (nn = n->child; nn; nn = nn->next)
565: if (nn->line > n->line)
566: print_man_node(m, nn, mh, h);
1.6 kristaps 567:
568: return(0);
569: }
570:
571: /* ARGSUSED */
572: static int
573: man_HP_pre(MAN_ARGS)
574: {
1.56 kristaps 575: struct htmlpair tag;
576: struct roffsu su;
577: const struct man_node *np;
1.6 kristaps 578:
1.77 kristaps 579: if (MAN_HEAD == n->type)
580: return(0);
581: else if (MAN_BLOCK != n->type)
582: return(1);
1.72 kristaps 583:
1.77 kristaps 584: np = n->head->child;
1.6 kristaps 585:
1.56 kristaps 586: if (NULL == np || ! a2width(np, &su))
587: SCALE_HS_INIT(&su, INDENT);
1.6 kristaps 588:
1.77 kristaps 589: bufinit(h);
1.5 kristaps 590:
1.77 kristaps 591: print_bvspace(h, n);
592: bufcat_su(h, "margin-left", &su);
1.56 kristaps 593: su.scale = -su.scale;
1.7 kristaps 594: bufcat_su(h, "text-indent", &su);
595: PAIR_STYLE_INIT(&tag, h);
1.77 kristaps 596: print_otag(h, TAG_P, 1, &tag);
1.4 kristaps 597: return(1);
598: }
1.6 kristaps 599:
1.8 kristaps 600: /* ARGSUSED */
601: static int
602: man_B_pre(MAN_ARGS)
603: {
604:
1.57 kristaps 605: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 606: return(1);
607: }
608:
609: /* ARGSUSED */
610: static int
611: man_I_pre(MAN_ARGS)
612: {
1.23 kristaps 613:
1.57 kristaps 614: print_otag(h, TAG_I, 0, NULL);
1.8 kristaps 615: return(1);
1.45 kristaps 616: }
617:
618: /* ARGSUSED */
619: static int
620: man_literal_pre(MAN_ARGS)
621: {
622:
1.78 kristaps 623: if (MAN_nf != n->tok) {
1.45 kristaps 624: print_otag(h, TAG_BR, 0, NULL);
1.78 kristaps 625: mh->fl &= ~MANH_LITERAL;
626: } else
1.45 kristaps 627: mh->fl |= MANH_LITERAL;
628:
1.67 schwarze 629: return(0);
1.45 kristaps 630: }
631:
632: /* ARGSUSED */
633: static int
634: man_in_pre(MAN_ARGS)
635: {
636:
637: print_otag(h, TAG_BR, 0, NULL);
638: return(0);
1.8 kristaps 639: }
640:
641: /* ARGSUSED */
642: static int
643: man_ign_pre(MAN_ARGS)
644: {
645:
646: return(0);
647: }
1.9 kristaps 648:
649: /* ARGSUSED */
650: static int
651: man_RS_pre(MAN_ARGS)
652: {
653: struct htmlpair tag;
654: struct roffsu su;
655:
656: if (MAN_HEAD == n->type)
657: return(0);
658: else if (MAN_BODY == n->type)
659: return(1);
660:
661: SCALE_HS_INIT(&su, INDENT);
1.56 kristaps 662: if (n->head->child)
1.9 kristaps 663: a2width(n->head->child, &su);
664:
1.72 kristaps 665: bufinit(h);
1.56 kristaps 666: bufcat_su(h, "margin-left", &su);
1.9 kristaps 667: PAIR_STYLE_INIT(&tag, h);
668: print_otag(h, TAG_DIV, 1, &tag);
669: return(1);
670: }
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