Annotation of mandoc/man_html.c, Revision 1.81
1.81 ! kristaps 1: /* $Id: man_html.c,v 1.80 2011/07/23 22:57:13 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: {
1.3 kristaps 144: struct html *h;
145: struct tag *t;
1.45 kristaps 146: struct mhtml mh;
1.3 kristaps 147:
148: h = (struct html *)arg;
149:
1.26 kristaps 150: print_gen_decls(h);
1.3 kristaps 151:
1.45 kristaps 152: memset(&mh, 0, sizeof(struct mhtml));
153:
1.3 kristaps 154: t = print_otag(h, TAG_HTML, 0, NULL);
1.45 kristaps 155: print_man(man_meta(m), man_node(m), &mh, h);
1.3 kristaps 156: print_tagq(h, t);
157:
158: printf("\n");
159: }
160:
161: static void
162: print_man(MAN_ARGS)
163: {
164: struct tag *t;
165:
166: t = print_otag(h, TAG_HEAD, 0, NULL);
1.45 kristaps 167: print_man_head(m, n, mh, h);
1.3 kristaps 168: print_tagq(h, t);
1.53 kristaps 169:
1.3 kristaps 170: t = print_otag(h, TAG_BODY, 0, NULL);
1.45 kristaps 171: print_man_nodelist(m, n, mh, h);
1.3 kristaps 172: print_tagq(h, t);
173: }
174:
175:
176: /* ARGSUSED */
177: static void
178: print_man_head(MAN_ARGS)
179: {
180:
181: print_gen_head(h);
1.71 kristaps 182: bufcat_fmt(h, "%s(%s)", m->title, m->msec);
1.3 kristaps 183: print_otag(h, TAG_TITLE, 0, NULL);
184: print_text(h, h->buf);
1.1 kristaps 185: }
1.4 kristaps 186:
187:
188: static void
189: print_man_nodelist(MAN_ARGS)
190: {
191:
1.45 kristaps 192: print_man_node(m, n, mh, h);
1.4 kristaps 193: if (n->next)
1.45 kristaps 194: print_man_nodelist(m, n->next, mh, h);
1.4 kristaps 195: }
196:
197:
198: static void
199: print_man_node(MAN_ARGS)
200: {
201: int child;
202: struct tag *t;
203:
204: child = 1;
1.14 kristaps 205: t = h->tags.head;
1.4 kristaps 206:
207: switch (n->type) {
208: case (MAN_ROOT):
1.65 kristaps 209: man_root_pre(m, n, mh, h);
1.4 kristaps 210: break;
211: case (MAN_TEXT):
1.65 kristaps 212: /*
213: * If we have a blank line, output a vertical space.
214: * If we have a space as the first character, break
215: * before printing the line's data.
216: */
1.63 kristaps 217: if ('\0' == *n->string) {
218: print_otag(h, TAG_P, 0, NULL);
219: return;
1.78 kristaps 220: }
221:
222: if (' ' == *n->string && MAN_LINE & n->flags)
223: print_otag(h, TAG_BR, 0, NULL);
224: else if (MANH_LITERAL & mh->fl && n->prev)
1.63 kristaps 225: print_otag(h, TAG_BR, 0, NULL);
226:
1.4 kristaps 227: print_text(h, n->string);
1.68 kristaps 228: return;
229: case (MAN_EQN):
1.80 kristaps 230: print_eqn(h, n->eqn);
1.69 kristaps 231: break;
1.58 kristaps 232: case (MAN_TBL):
1.66 kristaps 233: /*
234: * This will take care of initialising all of the table
235: * state data for the first table, then tearing it down
236: * for the last one.
237: */
1.60 kristaps 238: print_tbl(h, n->span);
1.64 kristaps 239: return;
1.4 kristaps 240: default:
1.21 kristaps 241: /*
242: * Close out scope of font prior to opening a macro
1.66 kristaps 243: * scope.
1.21 kristaps 244: */
1.57 kristaps 245: if (HTMLFONT_NONE != h->metac) {
246: h->metal = h->metac;
247: h->metac = HTMLFONT_NONE;
1.66 kristaps 248: }
249:
250: /*
251: * Close out the current table, if it's open, and unset
252: * the "meta" table state. This will be reopened on the
253: * next table element.
254: */
255: if (h->tblt) {
256: print_tblclose(h);
257: t = h->tags.head;
1.20 kristaps 258: }
1.4 kristaps 259: if (mans[n->tok].pre)
1.45 kristaps 260: child = (*mans[n->tok].pre)(m, n, mh, h);
1.4 kristaps 261: break;
262: }
263:
1.21 kristaps 264: if (child && n->child)
1.45 kristaps 265: print_man_nodelist(m, n->child, mh, h);
1.21 kristaps 266:
1.24 kristaps 267: /* This will automatically close out any font scope. */
1.4 kristaps 268: print_stagq(h, t);
269:
1.61 kristaps 270: switch (n->type) {
271: case (MAN_ROOT):
1.45 kristaps 272: man_root_post(m, n, mh, h);
1.69 kristaps 273: break;
274: case (MAN_EQN):
1.61 kristaps 275: break;
276: default:
277: if (mans[n->tok].post)
278: (*mans[n->tok].post)(m, n, mh, h);
279: break;
280: }
1.4 kristaps 281: }
282:
283:
1.5 kristaps 284: static int
1.7 kristaps 285: a2width(const struct man_node *n, struct roffsu *su)
1.5 kristaps 286: {
287:
1.6 kristaps 288: if (MAN_TEXT != n->type)
1.7 kristaps 289: return(0);
1.11 kristaps 290: if (a2roffsu(n->string, su, SCALE_BU))
1.7 kristaps 291: return(1);
1.5 kristaps 292:
1.7 kristaps 293: return(0);
1.5 kristaps 294: }
295:
296:
1.40 kristaps 297: /* ARGSUSED */
1.65 kristaps 298: static void
1.4 kristaps 299: man_root_pre(MAN_ARGS)
300: {
1.56 kristaps 301: struct htmlpair tag[3];
1.4 kristaps 302: struct tag *t, *tt;
303: char b[BUFSIZ], title[BUFSIZ];
304:
305: b[0] = 0;
306: if (m->vol)
307: (void)strlcat(b, m->vol, BUFSIZ);
308:
1.31 kristaps 309: snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
1.4 kristaps 310:
1.56 kristaps 311: PAIR_SUMMARY_INIT(&tag[0], "Document Header");
312: PAIR_CLASS_INIT(&tag[1], "head");
313: if (NULL == h->style) {
314: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
315: t = print_otag(h, TAG_TABLE, 3, tag);
316: PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
317: print_otag(h, TAG_COL, 1, tag);
318: print_otag(h, TAG_COL, 1, tag);
319: print_otag(h, TAG_COL, 1, tag);
320: } else
321: t = print_otag(h, TAG_TABLE, 2, tag);
322:
323: print_otag(h, TAG_TBODY, 0, NULL);
1.15 kristaps 324:
1.4 kristaps 325: tt = print_otag(h, TAG_TR, 0, NULL);
326:
1.55 kristaps 327: PAIR_CLASS_INIT(&tag[0], "head-ltitle");
1.4 kristaps 328: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 329:
1.4 kristaps 330: print_text(h, title);
331: print_stagq(h, tt);
332:
1.55 kristaps 333: PAIR_CLASS_INIT(&tag[0], "head-vol");
1.56 kristaps 334: if (NULL == h->style) {
335: PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
336: print_otag(h, TAG_TD, 2, tag);
337: } else
338: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 339:
1.4 kristaps 340: print_text(h, b);
341: print_stagq(h, tt);
342:
1.55 kristaps 343: PAIR_CLASS_INIT(&tag[0], "head-rtitle");
1.56 kristaps 344: if (NULL == h->style) {
345: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
346: print_otag(h, TAG_TD, 2, tag);
347: } else
348: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 349:
1.4 kristaps 350: print_text(h, title);
351: print_tagq(h, t);
352: }
353:
354:
355: /* ARGSUSED */
356: static void
357: man_root_post(MAN_ARGS)
358: {
1.56 kristaps 359: struct htmlpair tag[3];
1.4 kristaps 360: struct tag *t, *tt;
361:
1.56 kristaps 362: PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
363: PAIR_CLASS_INIT(&tag[1], "foot");
364: if (NULL == h->style) {
365: PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
366: t = print_otag(h, TAG_TABLE, 3, tag);
367: PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
368: print_otag(h, TAG_COL, 1, tag);
369: print_otag(h, TAG_COL, 1, tag);
370: } else
371: t = print_otag(h, TAG_TABLE, 2, tag);
1.15 kristaps 372:
1.4 kristaps 373: tt = print_otag(h, TAG_TR, 0, NULL);
374:
1.55 kristaps 375: PAIR_CLASS_INIT(&tag[0], "foot-date");
1.4 kristaps 376: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 377:
1.70 schwarze 378: print_text(h, m->date);
1.4 kristaps 379: print_stagq(h, tt);
380:
1.55 kristaps 381: PAIR_CLASS_INIT(&tag[0], "foot-os");
1.56 kristaps 382: if (NULL == h->style) {
383: PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
384: print_otag(h, TAG_TD, 2, tag);
385: } else
386: print_otag(h, TAG_TD, 1, tag);
1.55 kristaps 387:
1.4 kristaps 388: if (m->source)
389: print_text(h, m->source);
390: print_tagq(h, t);
391: }
392:
393:
394: /* ARGSUSED */
395: static int
396: man_br_pre(MAN_ARGS)
397: {
1.7 kristaps 398: struct roffsu su;
399: struct htmlpair tag;
1.4 kristaps 400:
1.7 kristaps 401: SCALE_VS_INIT(&su, 1);
402:
1.49 kristaps 403: if (MAN_sp == n->tok) {
1.75 kristaps 404: if (NULL != (n = n->child))
405: if ( ! a2roffsu(n->string, &su, SCALE_VS))
406: SCALE_VS_INIT(&su, atoi(n->string));
1.49 kristaps 407: } else
1.7 kristaps 408: su.scale = 0;
1.4 kristaps 409:
1.72 kristaps 410: bufinit(h);
1.7 kristaps 411: bufcat_su(h, "height", &su);
412: PAIR_STYLE_INIT(&tag, h);
1.4 kristaps 413: print_otag(h, TAG_DIV, 1, &tag);
1.24 kristaps 414:
1.16 kristaps 415: /* So the div isn't empty: */
416: print_text(h, "\\~");
417:
1.7 kristaps 418: return(0);
1.4 kristaps 419: }
420:
421: /* ARGSUSED */
422: static int
423: man_SH_pre(MAN_ARGS)
424: {
1.54 kristaps 425: struct htmlpair tag;
1.4 kristaps 426:
1.54 kristaps 427: if (MAN_BLOCK == n->type) {
1.76 kristaps 428: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 429: PAIR_CLASS_INIT(&tag, "section");
430: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 431: return(1);
1.54 kristaps 432: } else if (MAN_BODY == n->type)
1.4 kristaps 433: return(1);
434:
1.54 kristaps 435: print_otag(h, TAG_H1, 0, NULL);
1.4 kristaps 436: return(1);
437: }
438:
439: /* ARGSUSED */
440: static int
1.8 kristaps 441: man_alt_pre(MAN_ARGS)
442: {
443: const struct man_node *nn;
1.78 kristaps 444: int i, savelit;
1.57 kristaps 445: enum htmltag fp;
446: struct tag *t;
1.8 kristaps 447:
1.78 kristaps 448: if ((savelit = mh->fl & MANH_LITERAL))
449: print_otag(h, TAG_BR, 0, NULL);
450:
451: mh->fl &= ~MANH_LITERAL;
452:
1.8 kristaps 453: for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
1.57 kristaps 454: t = NULL;
1.8 kristaps 455: switch (n->tok) {
456: case (MAN_BI):
1.57 kristaps 457: fp = i % 2 ? TAG_I : TAG_B;
1.8 kristaps 458: break;
459: case (MAN_IB):
1.57 kristaps 460: fp = i % 2 ? TAG_B : TAG_I;
1.8 kristaps 461: break;
462: case (MAN_RI):
1.57 kristaps 463: fp = i % 2 ? TAG_I : TAG_MAX;
1.8 kristaps 464: break;
465: case (MAN_IR):
1.57 kristaps 466: fp = i % 2 ? TAG_MAX : TAG_I;
1.8 kristaps 467: break;
468: case (MAN_BR):
1.57 kristaps 469: fp = i % 2 ? TAG_MAX : TAG_B;
1.8 kristaps 470: break;
471: case (MAN_RB):
1.57 kristaps 472: fp = i % 2 ? TAG_B : TAG_MAX;
1.8 kristaps 473: break;
474: default:
475: abort();
476: /* NOTREACHED */
477: }
478:
479: if (i)
480: h->flags |= HTML_NOSPACE;
481:
1.57 kristaps 482: if (TAG_MAX != fp)
483: t = print_otag(h, fp, 0, NULL);
484:
1.45 kristaps 485: print_man_node(m, nn, mh, h);
1.57 kristaps 486:
487: if (t)
488: print_tagq(h, t);
1.8 kristaps 489: }
490:
1.78 kristaps 491: if (savelit)
492: mh->fl |= MANH_LITERAL;
493:
1.8 kristaps 494: return(0);
495: }
496:
497: /* ARGSUSED */
498: static int
1.56 kristaps 499: man_SM_pre(MAN_ARGS)
1.8 kristaps 500: {
501:
1.57 kristaps 502: print_otag(h, TAG_SMALL, 0, NULL);
1.56 kristaps 503: if (MAN_SB == n->tok)
1.57 kristaps 504: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 505: return(1);
506: }
507:
508: /* ARGSUSED */
509: static int
1.4 kristaps 510: man_SS_pre(MAN_ARGS)
511: {
1.54 kristaps 512: struct htmlpair tag;
1.4 kristaps 513:
1.54 kristaps 514: if (MAN_BLOCK == n->type) {
1.76 kristaps 515: mh->fl &= ~MANH_LITERAL;
1.54 kristaps 516: PAIR_CLASS_INIT(&tag, "subsection");
517: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 518: return(1);
1.54 kristaps 519: } else if (MAN_BODY == n->type)
1.4 kristaps 520: return(1);
521:
1.54 kristaps 522: print_otag(h, TAG_H2, 0, NULL);
1.4 kristaps 523: return(1);
524: }
525:
526: /* ARGSUSED */
527: static int
528: man_PP_pre(MAN_ARGS)
529: {
530:
1.47 kristaps 531: if (MAN_HEAD == n->type)
532: return(0);
1.74 kristaps 533: else if (MAN_BLOCK == n->type)
534: print_bvspace(h, n);
1.47 kristaps 535:
1.5 kristaps 536: return(1);
537: }
538:
539: /* ARGSUSED */
540: static int
541: man_IP_pre(MAN_ARGS)
542: {
543: const struct man_node *nn;
544:
1.7 kristaps 545: if (MAN_BODY == n->type) {
1.77 kristaps 546: print_otag(h, TAG_DD, 0, NULL);
547: return(1);
548: } else if (MAN_HEAD != n->type) {
549: print_otag(h, TAG_DL, 0, NULL);
1.6 kristaps 550: return(1);
551: }
552:
1.78 kristaps 553: /* FIXME: width specification. */
554:
1.77 kristaps 555: print_otag(h, TAG_DT, 0, NULL);
1.6 kristaps 556:
1.59 schwarze 557: /* For IP, only print the first header element. */
1.7 kristaps 558:
1.59 schwarze 559: if (MAN_IP == n->tok && n->child)
560: print_man_node(m, n->child, mh, h);
1.27 kristaps 561:
1.59 schwarze 562: /* For TP, only print next-line header elements. */
1.6 kristaps 563:
1.7 kristaps 564: if (MAN_TP == n->tok)
1.59 schwarze 565: for (nn = n->child; nn; nn = nn->next)
566: if (nn->line > n->line)
567: print_man_node(m, nn, mh, h);
1.6 kristaps 568:
569: return(0);
570: }
571:
572: /* ARGSUSED */
573: static int
574: man_HP_pre(MAN_ARGS)
575: {
1.56 kristaps 576: struct htmlpair tag;
577: struct roffsu su;
578: const struct man_node *np;
1.6 kristaps 579:
1.77 kristaps 580: if (MAN_HEAD == n->type)
581: return(0);
582: else if (MAN_BLOCK != n->type)
583: return(1);
1.72 kristaps 584:
1.77 kristaps 585: np = n->head->child;
1.6 kristaps 586:
1.56 kristaps 587: if (NULL == np || ! a2width(np, &su))
588: SCALE_HS_INIT(&su, INDENT);
1.6 kristaps 589:
1.77 kristaps 590: bufinit(h);
1.5 kristaps 591:
1.77 kristaps 592: print_bvspace(h, n);
593: bufcat_su(h, "margin-left", &su);
1.56 kristaps 594: su.scale = -su.scale;
1.7 kristaps 595: bufcat_su(h, "text-indent", &su);
596: PAIR_STYLE_INIT(&tag, h);
1.77 kristaps 597: print_otag(h, TAG_P, 1, &tag);
1.4 kristaps 598: return(1);
599: }
1.6 kristaps 600:
1.8 kristaps 601: /* ARGSUSED */
602: static int
603: man_B_pre(MAN_ARGS)
604: {
605:
1.57 kristaps 606: print_otag(h, TAG_B, 0, NULL);
1.8 kristaps 607: return(1);
608: }
609:
610: /* ARGSUSED */
611: static int
612: man_I_pre(MAN_ARGS)
613: {
1.23 kristaps 614:
1.57 kristaps 615: print_otag(h, TAG_I, 0, NULL);
1.8 kristaps 616: return(1);
1.45 kristaps 617: }
618:
619: /* ARGSUSED */
620: static int
621: man_literal_pre(MAN_ARGS)
622: {
623:
1.78 kristaps 624: if (MAN_nf != n->tok) {
1.45 kristaps 625: print_otag(h, TAG_BR, 0, NULL);
1.78 kristaps 626: mh->fl &= ~MANH_LITERAL;
627: } else
1.45 kristaps 628: mh->fl |= MANH_LITERAL;
629:
1.67 schwarze 630: return(0);
1.45 kristaps 631: }
632:
633: /* ARGSUSED */
634: static int
635: man_in_pre(MAN_ARGS)
636: {
637:
638: print_otag(h, TAG_BR, 0, NULL);
639: return(0);
1.8 kristaps 640: }
641:
642: /* ARGSUSED */
643: static int
644: man_ign_pre(MAN_ARGS)
645: {
646:
647: return(0);
648: }
1.9 kristaps 649:
650: /* ARGSUSED */
651: static int
652: man_RS_pre(MAN_ARGS)
653: {
654: struct htmlpair tag;
655: struct roffsu su;
656:
657: if (MAN_HEAD == n->type)
658: return(0);
659: else if (MAN_BODY == n->type)
660: return(1);
661:
662: SCALE_HS_INIT(&su, INDENT);
1.56 kristaps 663: if (n->head->child)
1.9 kristaps 664: a2width(n->head->child, &su);
665:
1.72 kristaps 666: bufinit(h);
1.56 kristaps 667: bufcat_su(h, "margin-left", &su);
1.9 kristaps 668: PAIR_STYLE_INIT(&tag, h);
669: print_otag(h, TAG_DIV, 1, &tag);
670: return(1);
671: }
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