Annotation of mandoc/man_html.c, Revision 1.77
1.77 ! kristaps 1: /* $Id: man_html.c,v 1.76 2011/07/03 22:57:32 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: #define HALFINDENT 3
40:
1.3 kristaps 41: #define MAN_ARGS const struct man_meta *m, \
42: const struct man_node *n, \
1.45 kristaps 43: struct mhtml *mh, \
1.3 kristaps 44: struct html *h
45:
1.45 kristaps 46: struct mhtml {
47: int fl;
48: #define MANH_LITERAL (1 << 0) /* literal context */
49: };
50:
1.3 kristaps 51: struct htmlman {
52: int (*pre)(MAN_ARGS);
53: int (*post)(MAN_ARGS);
54: };
55:
1.74 kristaps 56: static void print_bvspace(struct html *,
57: const struct man_node *);
1.3 kristaps 58: static void print_man(MAN_ARGS);
59: static void print_man_head(MAN_ARGS);
1.4 kristaps 60: static void print_man_nodelist(MAN_ARGS);
61: static void print_man_node(MAN_ARGS);
1.3 kristaps 62:
1.7 kristaps 63: static int a2width(const struct man_node *,
64: struct roffsu *);
1.5 kristaps 65:
1.8 kristaps 66: static int man_alt_pre(MAN_ARGS);
1.4 kristaps 67: static int man_br_pre(MAN_ARGS);
1.8 kristaps 68: static int man_ign_pre(MAN_ARGS);
1.45 kristaps 69: static int man_in_pre(MAN_ARGS);
70: static int man_literal_pre(MAN_ARGS);
1.8 kristaps 71: static void man_root_post(MAN_ARGS);
1.65 kristaps 72: static void man_root_pre(MAN_ARGS);
1.8 kristaps 73: static int man_B_pre(MAN_ARGS);
1.6 kristaps 74: static int man_HP_pre(MAN_ARGS);
1.8 kristaps 75: static int man_I_pre(MAN_ARGS);
1.5 kristaps 76: static int man_IP_pre(MAN_ARGS);
1.4 kristaps 77: static int man_PP_pre(MAN_ARGS);
1.9 kristaps 78: static int man_RS_pre(MAN_ARGS);
1.4 kristaps 79: static int man_SH_pre(MAN_ARGS);
1.8 kristaps 80: static int man_SM_pre(MAN_ARGS);
1.4 kristaps 81: static int man_SS_pre(MAN_ARGS);
82:
1.3 kristaps 83: static const struct htmlman mans[MAN_MAX] = {
1.4 kristaps 84: { man_br_pre, NULL }, /* br */
1.3 kristaps 85: { NULL, NULL }, /* TH */
1.4 kristaps 86: { man_SH_pre, NULL }, /* SH */
87: { man_SS_pre, NULL }, /* SS */
1.6 kristaps 88: { man_IP_pre, NULL }, /* TP */
1.4 kristaps 89: { man_PP_pre, NULL }, /* LP */
90: { man_PP_pre, NULL }, /* PP */
91: { man_PP_pre, NULL }, /* P */
1.5 kristaps 92: { man_IP_pre, NULL }, /* IP */
1.6 kristaps 93: { man_HP_pre, NULL }, /* HP */
1.8 kristaps 94: { man_SM_pre, NULL }, /* SM */
1.56 kristaps 95: { man_SM_pre, NULL }, /* SB */
1.8 kristaps 96: { man_alt_pre, NULL }, /* BI */
97: { man_alt_pre, NULL }, /* IB */
98: { man_alt_pre, NULL }, /* BR */
99: { man_alt_pre, NULL }, /* RB */
1.3 kristaps 100: { NULL, NULL }, /* R */
1.8 kristaps 101: { man_B_pre, NULL }, /* B */
102: { man_I_pre, NULL }, /* I */
103: { man_alt_pre, NULL }, /* IR */
104: { man_alt_pre, NULL }, /* RI */
1.67 schwarze 105: { man_ign_pre, NULL }, /* na */
1.4 kristaps 106: { man_br_pre, NULL }, /* sp */
1.45 kristaps 107: { man_literal_pre, NULL }, /* nf */
108: { man_literal_pre, NULL }, /* fi */
1.3 kristaps 109: { NULL, NULL }, /* RE */
1.9 kristaps 110: { man_RS_pre, NULL }, /* RS */
1.8 kristaps 111: { man_ign_pre, NULL }, /* DT */
112: { man_ign_pre, NULL }, /* UC */
1.13 kristaps 113: { man_ign_pre, NULL }, /* PD */
1.34 joerg 114: { man_ign_pre, NULL }, /* AT */
1.45 kristaps 115: { man_in_pre, NULL }, /* in */
1.51 kristaps 116: { man_ign_pre, NULL }, /* ft */
1.3 kristaps 117: };
118:
1.74 kristaps 119: /*
120: * Printing leading vertical space before a block.
121: * This is used for the paragraph macros.
122: * The rules are pretty simple, since there's very little nesting going
123: * on here. Basically, if we're the first within another block (SS/SH),
124: * then don't emit vertical space. If we are (RS), then do. If not the
125: * first, print it.
126: */
127: static void
128: print_bvspace(struct html *h, const struct man_node *n)
129: {
130:
131: if (n->body && n->body->child)
132: if (MAN_TBL == n->body->child->type)
133: return;
134:
135: if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok)
136: if (NULL == n->prev)
137: return;
138:
139: print_otag(h, TAG_P, 0, NULL);
140: }
1.1 kristaps 141:
142: void
143: html_man(void *arg, const struct man *m)
144: {
1.3 kristaps 145: struct html *h;
146: struct tag *t;
1.45 kristaps 147: struct mhtml mh;
1.3 kristaps 148:
149: h = (struct html *)arg;
150:
1.26 kristaps 151: print_gen_decls(h);
1.3 kristaps 152:
1.45 kristaps 153: memset(&mh, 0, sizeof(struct mhtml));
154:
1.3 kristaps 155: t = print_otag(h, TAG_HTML, 0, NULL);
1.45 kristaps 156: print_man(man_meta(m), man_node(m), &mh, h);
1.3 kristaps 157: print_tagq(h, t);
158:
159: printf("\n");
160: }
161:
162: static void
163: print_man(MAN_ARGS)
164: {
165: struct tag *t;
166:
167: t = print_otag(h, TAG_HEAD, 0, NULL);
1.45 kristaps 168: print_man_head(m, n, mh, h);
1.3 kristaps 169: print_tagq(h, t);
1.53 kristaps 170:
1.3 kristaps 171: t = print_otag(h, TAG_BODY, 0, NULL);
1.45 kristaps 172: print_man_nodelist(m, n, mh, h);
1.3 kristaps 173: print_tagq(h, t);
174: }
175:
176:
177: /* ARGSUSED */
178: static void
179: print_man_head(MAN_ARGS)
180: {
181:
182: print_gen_head(h);
1.71 kristaps 183: bufcat_fmt(h, "%s(%s)", m->title, m->msec);
1.3 kristaps 184: print_otag(h, TAG_TITLE, 0, NULL);
185: print_text(h, h->buf);
1.1 kristaps 186: }
1.4 kristaps 187:
188:
189: static void
190: print_man_nodelist(MAN_ARGS)
191: {
192:
1.45 kristaps 193: print_man_node(m, n, mh, h);
1.4 kristaps 194: if (n->next)
1.45 kristaps 195: print_man_nodelist(m, n->next, mh, h);
1.4 kristaps 196: }
197:
198:
199: static void
200: print_man_node(MAN_ARGS)
201: {
202: int child;
203: struct tag *t;
1.69 kristaps 204: struct htmlpair tag;
1.4 kristaps 205:
206: child = 1;
1.14 kristaps 207: t = h->tags.head;
1.4 kristaps 208:
209: switch (n->type) {
210: case (MAN_ROOT):
1.65 kristaps 211: man_root_pre(m, n, mh, h);
1.4 kristaps 212: break;
213: case (MAN_TEXT):
1.65 kristaps 214: /*
215: * If we have a blank line, output a vertical space.
216: * If we have a space as the first character, break
217: * before printing the line's data.
218: */
1.63 kristaps 219: if ('\0' == *n->string) {
220: print_otag(h, TAG_P, 0, NULL);
221: return;
1.64 kristaps 222: } else if (' ' == *n->string && MAN_LINE & n->flags)
1.63 kristaps 223: print_otag(h, TAG_BR, 0, NULL);
224:
1.4 kristaps 225: print_text(h, n->string);
1.63 kristaps 226:
1.65 kristaps 227: /*
228: * If we're in a literal context, make sure that words
229: * togehter on the same line stay together. This is a
230: * POST-printing call, so we check the NEXT word. Since
231: * -man doesn't have nested macros, we don't need to be
232: * more specific than this.
233: */
1.64 kristaps 234: if (MANH_LITERAL & mh->fl &&
235: (NULL == n->next ||
236: n->next->line > n->line))
1.45 kristaps 237: print_otag(h, TAG_BR, 0, NULL);
1.68 kristaps 238: return;
239: case (MAN_EQN):
1.69 kristaps 240: PAIR_CLASS_INIT(&tag, "eqn");
241: print_otag(h, TAG_SPAN, 1, &tag);
242: print_text(h, n->eqn->data);
243: break;
1.58 kristaps 244: case (MAN_TBL):
1.66 kristaps 245: /*
246: * This will take care of initialising all of the table
247: * state data for the first table, then tearing it down
248: * for the last one.
249: */
1.60 kristaps 250: print_tbl(h, n->span);
1.64 kristaps 251: return;
1.4 kristaps 252: default:
1.21 kristaps 253: /*
254: * Close out scope of font prior to opening a macro
1.66 kristaps 255: * scope.
1.21 kristaps 256: */
1.57 kristaps 257: if (HTMLFONT_NONE != h->metac) {
258: h->metal = h->metac;
259: h->metac = HTMLFONT_NONE;
1.66 kristaps 260: }
261:
262: /*
263: * Close out the current table, if it's open, and unset
264: * the "meta" table state. This will be reopened on the
265: * next table element.
266: */
267: if (h->tblt) {
268: print_tblclose(h);
269: t = h->tags.head;
1.20 kristaps 270: }
1.4 kristaps 271: if (mans[n->tok].pre)
1.45 kristaps 272: child = (*mans[n->tok].pre)(m, n, mh, h);
1.4 kristaps 273: break;
274: }
275:
1.21 kristaps 276: if (child && n->child)
1.45 kristaps 277: print_man_nodelist(m, n->child, mh, h);
1.21 kristaps 278:
1.24 kristaps 279: /* This will automatically close out any font scope. */
1.4 kristaps 280: print_stagq(h, t);
281:
1.61 kristaps 282: switch (n->type) {
283: case (MAN_ROOT):
1.45 kristaps 284: man_root_post(m, n, mh, h);
1.69 kristaps 285: break;
286: case (MAN_EQN):
1.61 kristaps 287: break;
288: default:
289: if (mans[n->tok].post)
290: (*mans[n->tok].post)(m, n, mh, h);
291: break;
292: }
1.4 kristaps 293: }
294:
295:
1.5 kristaps 296: static int
1.7 kristaps 297: a2width(const struct man_node *n, struct roffsu *su)
1.5 kristaps 298: {
299:
1.6 kristaps 300: if (MAN_TEXT != n->type)
1.7 kristaps 301: return(0);
1.11 kristaps 302: if (a2roffsu(n->string, su, SCALE_BU))
1.7 kristaps 303: return(1);
1.5 kristaps 304:
1.7 kristaps 305: return(0);
1.5 kristaps 306: }
307:
308:
1.40 kristaps 309: /* ARGSUSED */
1.65 kristaps 310: static void
1.4 kristaps 311: man_root_pre(MAN_ARGS)
312: {
1.56 kristaps 313: struct htmlpair tag[3];
1.4 kristaps 314: struct tag *t, *tt;
315: char b[BUFSIZ], title[BUFSIZ];
316:
317: b[0] = 0;
318: if (m->vol)
319: (void)strlcat(b, m->vol, BUFSIZ);
320:
1.31 kristaps 321: snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
1.4 kristaps 322:
1.56 kristaps 323: PAIR_SUMMARY_INIT(&tag[0], "Document Header");
324: PAIR_CLASS_INIT(&tag[1], "head");
325: if (NULL == h->style) {
326: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
327: t = print_otag(h, TAG_TABLE, 3, tag);
328: PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
329: print_otag(h, TAG_COL, 1, tag);
330: print_otag(h, TAG_COL, 1, tag);
331: print_otag(h, TAG_COL, 1, tag);
332: } else
333: t = print_otag(h, TAG_TABLE, 2, tag);
334:
335: print_otag(h, TAG_TBODY, 0, NULL);
1.15 kristaps 336:
1.4 kristaps 337: tt = print_otag(h, TAG_TR, 0, NULL);
338:
1.55 kristaps 339: PAIR_CLASS_INIT(&tag[0], "head-ltitle");
1.4 kristaps 340: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 341:
1.4 kristaps 342: print_text(h, title);
343: print_stagq(h, tt);
344:
1.55 kristaps 345: PAIR_CLASS_INIT(&tag[0], "head-vol");
1.56 kristaps 346: if (NULL == h->style) {
347: PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
348: print_otag(h, TAG_TD, 2, tag);
349: } else
350: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 351:
1.4 kristaps 352: print_text(h, b);
353: print_stagq(h, tt);
354:
1.55 kristaps 355: PAIR_CLASS_INIT(&tag[0], "head-rtitle");
1.56 kristaps 356: if (NULL == h->style) {
357: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
358: print_otag(h, TAG_TD, 2, tag);
359: } else
360: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 361:
1.4 kristaps 362: print_text(h, title);
363: print_tagq(h, t);
364: }
365:
366:
367: /* ARGSUSED */
368: static void
369: man_root_post(MAN_ARGS)
370: {
1.56 kristaps 371: struct htmlpair tag[3];
1.4 kristaps 372: struct tag *t, *tt;
373:
1.56 kristaps 374: PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
375: PAIR_CLASS_INIT(&tag[1], "foot");
376: if (NULL == h->style) {
377: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
378: t = print_otag(h, TAG_TABLE, 3, tag);
379: PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
380: print_otag(h, TAG_COL, 1, tag);
381: print_otag(h, TAG_COL, 1, tag);
382: } else
383: t = print_otag(h, TAG_TABLE, 2, tag);
1.15 kristaps 384:
1.4 kristaps 385: tt = print_otag(h, TAG_TR, 0, NULL);
386:
1.55 kristaps 387: PAIR_CLASS_INIT(&tag[0], "foot-date");
1.4 kristaps 388: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 389:
1.70 schwarze 390: print_text(h, m->date);
1.4 kristaps 391: print_stagq(h, tt);
392:
1.55 kristaps 393: PAIR_CLASS_INIT(&tag[0], "foot-os");
1.56 kristaps 394: if (NULL == h->style) {
395: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
396: print_otag(h, TAG_TD, 2, tag);
397: } else
398: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 399:
1.4 kristaps 400: if (m->source)
401: print_text(h, m->source);
402: print_tagq(h, t);
403: }
404:
405:
406: /* ARGSUSED */
407: static int
408: man_br_pre(MAN_ARGS)
409: {
1.7 kristaps 410: struct roffsu su;
411: struct htmlpair tag;
1.4 kristaps 412:
1.7 kristaps 413: SCALE_VS_INIT(&su, 1);
414:
1.49 kristaps 415: if (MAN_sp == n->tok) {
1.75 kristaps 416: if (NULL != (n = n->child))
417: if ( ! a2roffsu(n->string, &su, SCALE_VS))
418: SCALE_VS_INIT(&su, atoi(n->string));
1.49 kristaps 419: } else
1.7 kristaps 420: su.scale = 0;
1.4 kristaps 421:
1.72 kristaps 422: bufinit(h);
1.7 kristaps 423: bufcat_su(h, "height", &su);
424: PAIR_STYLE_INIT(&tag, h);
1.4 kristaps 425: print_otag(h, TAG_DIV, 1, &tag);
1.24 kristaps 426:
1.16 kristaps 427: /* So the div isn't empty: */
428: print_text(h, "\\~");
429:
1.7 kristaps 430: return(0);
1.4 kristaps 431: }
432:
433: /* ARGSUSED */
434: static int
435: man_SH_pre(MAN_ARGS)
436: {
1.54 kristaps 437: struct htmlpair tag;
1.4 kristaps 438:
1.54 kristaps 439: if (MAN_BLOCK == n->type) {
1.76 kristaps 440: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 441: PAIR_CLASS_INIT(&tag, "section");
442: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 443: return(1);
1.54 kristaps 444: } else if (MAN_BODY == n->type)
1.4 kristaps 445: return(1);
446:
1.54 kristaps 447: print_otag(h, TAG_H1, 0, NULL);
1.4 kristaps 448: return(1);
449: }
450:
451: /* ARGSUSED */
452: static int
1.8 kristaps 453: man_alt_pre(MAN_ARGS)
454: {
455: const struct man_node *nn;
1.57 kristaps 456: int i;
457: enum htmltag fp;
458: struct tag *t;
1.8 kristaps 459:
460: for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
1.57 kristaps 461: t = NULL;
1.8 kristaps 462: switch (n->tok) {
463: case (MAN_BI):
1.57 kristaps 464: fp = i % 2 ? TAG_I : TAG_B;
1.8 kristaps 465: break;
466: case (MAN_IB):
1.57 kristaps 467: fp = i % 2 ? TAG_B : TAG_I;
1.8 kristaps 468: break;
469: case (MAN_RI):
1.57 kristaps 470: fp = i % 2 ? TAG_I : TAG_MAX;
1.8 kristaps 471: break;
472: case (MAN_IR):
1.57 kristaps 473: fp = i % 2 ? TAG_MAX : TAG_I;
1.8 kristaps 474: break;
475: case (MAN_BR):
1.57 kristaps 476: fp = i % 2 ? TAG_MAX : TAG_B;
1.8 kristaps 477: break;
478: case (MAN_RB):
1.57 kristaps 479: fp = i % 2 ? TAG_B : TAG_MAX;
1.8 kristaps 480: break;
481: default:
482: abort();
483: /* NOTREACHED */
484: }
485:
486: if (i)
487: h->flags |= HTML_NOSPACE;
488:
1.57 kristaps 489: if (TAG_MAX != fp)
490: t = print_otag(h, fp, 0, NULL);
491:
1.45 kristaps 492: print_man_node(m, nn, mh, h);
1.57 kristaps 493:
494: if (t)
495: print_tagq(h, t);
1.8 kristaps 496: }
497:
498: return(0);
499: }
500:
501: /* ARGSUSED */
502: static int
1.56 kristaps 503: man_SM_pre(MAN_ARGS)
1.8 kristaps 504: {
505:
1.57 kristaps 506: print_otag(h, TAG_SMALL, 0, NULL);
1.56 kristaps 507: if (MAN_SB == n->tok)
1.57 kristaps 508: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 509: return(1);
510: }
511:
512: /* ARGSUSED */
513: static int
1.4 kristaps 514: man_SS_pre(MAN_ARGS)
515: {
1.54 kristaps 516: struct htmlpair tag;
1.4 kristaps 517:
1.54 kristaps 518: if (MAN_BLOCK == n->type) {
1.76 kristaps 519: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 520: PAIR_CLASS_INIT(&tag, "subsection");
521: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 522: return(1);
1.54 kristaps 523: } else if (MAN_BODY == n->type)
1.4 kristaps 524: return(1);
525:
1.54 kristaps 526: print_otag(h, TAG_H2, 0, NULL);
1.4 kristaps 527: return(1);
528: }
529:
530: /* ARGSUSED */
531: static int
532: man_PP_pre(MAN_ARGS)
533: {
534:
1.47 kristaps 535: if (MAN_HEAD == n->type)
536: return(0);
1.74 kristaps 537: else if (MAN_BLOCK == n->type)
538: print_bvspace(h, n);
1.47 kristaps 539:
1.5 kristaps 540: return(1);
541: }
542:
543: /* ARGSUSED */
544: static int
545: man_IP_pre(MAN_ARGS)
546: {
547: const struct man_node *nn;
548:
1.7 kristaps 549: if (MAN_BODY == n->type) {
1.77 ! kristaps 550: print_otag(h, TAG_DD, 0, NULL);
! 551: return(1);
! 552: } else if (MAN_HEAD != n->type) {
! 553: print_otag(h, TAG_DL, 0, NULL);
1.6 kristaps 554: return(1);
555: }
556:
1.77 ! kristaps 557: print_otag(h, TAG_DT, 0, NULL);
1.6 kristaps 558:
1.59 schwarze 559: /* For IP, only print the first header element. */
1.7 kristaps 560:
1.59 schwarze 561: if (MAN_IP == n->tok && n->child)
562: print_man_node(m, n->child, mh, h);
1.27 kristaps 563:
1.59 schwarze 564: /* For TP, only print next-line header elements. */
1.6 kristaps 565:
1.7 kristaps 566: if (MAN_TP == n->tok)
1.59 schwarze 567: for (nn = n->child; nn; nn = nn->next)
568: if (nn->line > n->line)
569: print_man_node(m, nn, mh, h);
1.6 kristaps 570:
571: return(0);
572: }
573:
574: /* ARGSUSED */
575: static int
576: man_HP_pre(MAN_ARGS)
577: {
1.56 kristaps 578: struct htmlpair tag;
579: struct roffsu su;
580: const struct man_node *np;
1.6 kristaps 581:
1.77 ! kristaps 582: if (MAN_HEAD == n->type)
! 583: return(0);
! 584: else if (MAN_BLOCK != n->type)
! 585: return(1);
1.72 kristaps 586:
1.77 ! kristaps 587: np = n->head->child;
1.6 kristaps 588:
1.56 kristaps 589: if (NULL == np || ! a2width(np, &su))
590: SCALE_HS_INIT(&su, INDENT);
1.6 kristaps 591:
1.77 ! kristaps 592: bufinit(h);
1.5 kristaps 593:
1.77 ! kristaps 594: print_bvspace(h, n);
! 595: bufcat_su(h, "margin-left", &su);
1.56 kristaps 596: su.scale = -su.scale;
1.7 kristaps 597: bufcat_su(h, "text-indent", &su);
598: PAIR_STYLE_INIT(&tag, h);
1.77 ! kristaps 599: print_otag(h, TAG_P, 1, &tag);
1.4 kristaps 600: return(1);
601: }
1.6 kristaps 602:
1.8 kristaps 603: /* ARGSUSED */
604: static int
605: man_B_pre(MAN_ARGS)
606: {
607:
1.57 kristaps 608: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 609: return(1);
610: }
611:
612: /* ARGSUSED */
613: static int
614: man_I_pre(MAN_ARGS)
615: {
1.23 kristaps 616:
1.57 kristaps 617: print_otag(h, TAG_I, 0, NULL);
1.8 kristaps 618: return(1);
1.45 kristaps 619: }
620:
621: /* ARGSUSED */
622: static int
623: man_literal_pre(MAN_ARGS)
624: {
625:
1.48 kristaps 626: if (MAN_nf == n->tok) {
1.45 kristaps 627: print_otag(h, TAG_BR, 0, NULL);
628: mh->fl |= MANH_LITERAL;
1.48 kristaps 629: } else
1.45 kristaps 630: mh->fl &= ~MANH_LITERAL;
631:
1.67 schwarze 632: return(0);
1.45 kristaps 633: }
634:
635: /* ARGSUSED */
636: static int
637: man_in_pre(MAN_ARGS)
638: {
639:
640: print_otag(h, TAG_BR, 0, NULL);
641: return(0);
1.8 kristaps 642: }
643:
644: /* ARGSUSED */
645: static int
646: man_ign_pre(MAN_ARGS)
647: {
648:
649: return(0);
650: }
1.9 kristaps 651:
652: /* ARGSUSED */
653: static int
654: man_RS_pre(MAN_ARGS)
655: {
656: struct htmlpair tag;
657: struct roffsu su;
658:
659: if (MAN_HEAD == n->type)
660: return(0);
661: else if (MAN_BODY == n->type)
662: return(1);
663:
664: SCALE_HS_INIT(&su, INDENT);
1.56 kristaps 665: if (n->head->child)
1.9 kristaps 666: a2width(n->head->child, &su);
667:
1.72 kristaps 668: bufinit(h);
1.56 kristaps 669: bufcat_su(h, "margin-left", &su);
1.9 kristaps 670: PAIR_STYLE_INIT(&tag, h);
671: print_otag(h, TAG_DIV, 1, &tag);
672: return(1);
673: }
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