Annotation of mandoc/man_term.c, Revision 1.160
1.160 ! schwarze 1: /* $Id: man_term.c,v 1.159 2014/12/04 02:05:42 schwarze Exp $ */
1.1 kristaps 2: /*
1.128 schwarze 3: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.140 schwarze 4: * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.8 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.8 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.55 kristaps 18: #include "config.h"
19:
1.28 kristaps 20: #include <sys/types.h>
21:
1.1 kristaps 22: #include <assert.h>
1.18 kristaps 23: #include <ctype.h>
1.1 kristaps 24: #include <stdio.h>
25: #include <stdlib.h>
26: #include <string.h>
27:
1.71 kristaps 28: #include "mandoc.h"
1.147 schwarze 29: #include "mandoc_aux.h"
1.40 kristaps 30: #include "out.h"
1.36 kristaps 31: #include "man.h"
1.1 kristaps 32: #include "term.h"
1.36 kristaps 33: #include "main.h"
1.1 kristaps 34:
1.116 schwarze 35: #define MAXMARGINS 64 /* maximum number of indented scopes */
1.18 kristaps 36:
1.24 kristaps 37: struct mtermp {
38: int fl;
1.19 kristaps 39: #define MANT_LITERAL (1 << 0)
1.116 schwarze 40: size_t lmargin[MAXMARGINS]; /* margins (incl. visible page) */
41: int lmargincur; /* index of current margin */
42: int lmarginsz; /* actual number of nested margins */
43: size_t offset; /* default offset to visible page */
1.134 schwarze 44: int pardist; /* vert. space before par., unit: [v] */
1.24 kristaps 45: };
1.19 kristaps 46:
1.146 schwarze 47: #define DECL_ARGS struct termp *p, \
1.24 kristaps 48: struct mtermp *mt, \
1.1 kristaps 49: const struct man_node *n, \
1.135 schwarze 50: const struct man_meta *meta
1.1 kristaps 51:
52: struct termact {
53: int (*pre)(DECL_ARGS);
54: void (*post)(DECL_ARGS);
1.56 kristaps 55: int flags;
56: #define MAN_NOTEXT (1 << 0) /* Never has text children. */
1.1 kristaps 57: };
58:
1.77 kristaps 59: static int a2width(const struct termp *, const char *);
60: static size_t a2height(const struct termp *, const char *);
1.39 kristaps 61:
1.52 kristaps 62: static void print_man_nodelist(DECL_ARGS);
1.45 kristaps 63: static void print_man_node(DECL_ARGS);
1.74 kristaps 64: static void print_man_head(struct termp *, const void *);
1.73 kristaps 65: static void print_man_foot(struct termp *, const void *);
1.146 schwarze 66: static void print_bvspace(struct termp *,
1.134 schwarze 67: const struct man_node *, int);
1.39 kristaps 68:
1.1 kristaps 69: static int pre_B(DECL_ARGS);
1.19 kristaps 70: static int pre_HP(DECL_ARGS);
1.1 kristaps 71: static int pre_I(DECL_ARGS);
1.4 kristaps 72: static int pre_IP(DECL_ARGS);
1.127 kristaps 73: static int pre_OP(DECL_ARGS);
1.134 schwarze 74: static int pre_PD(DECL_ARGS);
1.1 kristaps 75: static int pre_PP(DECL_ARGS);
1.26 kristaps 76: static int pre_RS(DECL_ARGS);
1.1 kristaps 77: static int pre_SH(DECL_ARGS);
78: static int pre_SS(DECL_ARGS);
79: static int pre_TP(DECL_ARGS);
1.137 schwarze 80: static int pre_UR(DECL_ARGS);
1.127 kristaps 81: static int pre_alternate(DECL_ARGS);
82: static int pre_ft(DECL_ARGS);
1.29 kristaps 83: static int pre_ign(DECL_ARGS);
1.83 kristaps 84: static int pre_in(DECL_ARGS);
1.84 kristaps 85: static int pre_literal(DECL_ARGS);
1.143 schwarze 86: static int pre_ll(DECL_ARGS);
1.19 kristaps 87: static int pre_sp(DECL_ARGS);
1.1 kristaps 88:
1.22 kristaps 89: static void post_IP(DECL_ARGS);
1.20 kristaps 90: static void post_HP(DECL_ARGS);
1.26 kristaps 91: static void post_RS(DECL_ARGS);
1.1 kristaps 92: static void post_SH(DECL_ARGS);
93: static void post_SS(DECL_ARGS);
1.21 kristaps 94: static void post_TP(DECL_ARGS);
1.137 schwarze 95: static void post_UR(DECL_ARGS);
1.1 kristaps 96:
1.32 kristaps 97: static const struct termact termacts[MAN_MAX] = {
1.82 kristaps 98: { pre_sp, NULL, MAN_NOTEXT }, /* br */
1.56 kristaps 99: { NULL, NULL, 0 }, /* TH */
100: { pre_SH, post_SH, 0 }, /* SH */
101: { pre_SS, post_SS, 0 }, /* SS */
102: { pre_TP, post_TP, 0 }, /* TP */
103: { pre_PP, NULL, 0 }, /* LP */
104: { pre_PP, NULL, 0 }, /* PP */
105: { pre_PP, NULL, 0 }, /* P */
106: { pre_IP, post_IP, 0 }, /* IP */
1.146 schwarze 107: { pre_HP, post_HP, 0 }, /* HP */
1.56 kristaps 108: { NULL, NULL, 0 }, /* SM */
109: { pre_B, NULL, 0 }, /* SB */
1.88 kristaps 110: { pre_alternate, NULL, 0 }, /* BI */
111: { pre_alternate, NULL, 0 }, /* IB */
112: { pre_alternate, NULL, 0 }, /* BR */
113: { pre_alternate, NULL, 0 }, /* RB */
1.56 kristaps 114: { NULL, NULL, 0 }, /* R */
115: { pre_B, NULL, 0 }, /* B */
116: { pre_I, NULL, 0 }, /* I */
1.88 kristaps 117: { pre_alternate, NULL, 0 }, /* IR */
118: { pre_alternate, NULL, 0 }, /* RI */
1.99 schwarze 119: { pre_ign, NULL, MAN_NOTEXT }, /* na */
1.56 kristaps 120: { pre_sp, NULL, MAN_NOTEXT }, /* sp */
1.84 kristaps 121: { pre_literal, NULL, 0 }, /* nf */
122: { pre_literal, NULL, 0 }, /* fi */
1.56 kristaps 123: { NULL, NULL, 0 }, /* RE */
124: { pre_RS, post_RS, 0 }, /* RS */
125: { pre_ign, NULL, 0 }, /* DT */
1.158 schwarze 126: { pre_ign, NULL, MAN_NOTEXT }, /* UC */
1.134 schwarze 127: { pre_PD, NULL, MAN_NOTEXT }, /* PD */
1.70 joerg 128: { pre_ign, NULL, 0 }, /* AT */
1.83 kristaps 129: { pre_in, NULL, MAN_NOTEXT }, /* in */
1.89 kristaps 130: { pre_ft, NULL, MAN_NOTEXT }, /* ft */
1.127 kristaps 131: { pre_OP, NULL, 0 }, /* OP */
1.129 schwarze 132: { pre_literal, NULL, 0 }, /* EX */
133: { pre_literal, NULL, 0 }, /* EE */
1.137 schwarze 134: { pre_UR, post_UR, 0 }, /* UR */
135: { NULL, NULL, 0 }, /* UE */
1.143 schwarze 136: { pre_ll, NULL, MAN_NOTEXT }, /* ll */
1.1 kristaps 137: };
138:
139:
1.31 kristaps 140: void
1.36 kristaps 141: terminal_man(void *arg, const struct man *man)
1.1 kristaps 142: {
1.36 kristaps 143: struct termp *p;
1.135 schwarze 144: const struct man_meta *meta;
1.151 schwarze 145: struct man_node *n;
1.36 kristaps 146: struct mtermp mt;
147:
148: p = (struct termp *)arg;
149:
1.58 kristaps 150: p->overstep = 0;
1.151 schwarze 151: p->rmargin = p->maxrmargin = p->defrmargin;
1.77 kristaps 152: p->tabwidth = term_len(p, 5);
1.36 kristaps 153:
1.151 schwarze 154: n = man_node(man)->child;
1.135 schwarze 155: meta = man_meta(man);
1.1 kristaps 156:
1.116 schwarze 157: memset(&mt, 0, sizeof(struct mtermp));
158:
1.122 schwarze 159: mt.lmargin[mt.lmargincur] = term_len(p, p->defindent);
160: mt.offset = term_len(p, p->defindent);
1.134 schwarze 161: mt.pardist = 1;
1.24 kristaps 162:
1.151 schwarze 163: if (p->synopsisonly) {
164: while (n != NULL) {
165: if (n->tok == MAN_SH &&
166: n->child->child->type == MAN_TEXT &&
167: !strcmp(n->child->child->string, "SYNOPSIS")) {
168: if (n->child->next->child != NULL)
169: print_man_nodelist(p, &mt,
170: n->child->next->child, meta);
171: term_newln(p);
172: break;
173: }
174: n = n->next;
175: }
176: } else {
177: if (p->defindent == 0)
178: p->defindent = 7;
179: term_begin(p, print_man_head, print_man_foot, meta);
180: p->flags |= TERMP_NOSPACE;
181: if (n != NULL)
182: print_man_nodelist(p, &mt, n, meta);
183: term_end(p);
184: }
1.1 kristaps 185: }
186:
187:
1.77 kristaps 188: static size_t
189: a2height(const struct termp *p, const char *cp)
1.18 kristaps 190: {
1.40 kristaps 191: struct roffsu su;
1.18 kristaps 192:
1.77 kristaps 193: if ( ! a2roffsu(cp, &su, SCALE_VS))
1.112 kristaps 194: SCALE_VS_INIT(&su, atoi(cp));
1.18 kristaps 195:
1.77 kristaps 196: return(term_vspan(p, &su));
1.18 kristaps 197: }
198:
199: static int
1.77 kristaps 200: a2width(const struct termp *p, const char *cp)
1.38 kristaps 201: {
1.40 kristaps 202: struct roffsu su;
1.38 kristaps 203:
1.159 schwarze 204: if ( ! a2roffsu(cp, &su, SCALE_EN))
1.41 kristaps 205: return(-1);
1.40 kristaps 206:
1.77 kristaps 207: return((int)term_hspan(p, &su));
1.38 kristaps 208: }
209:
1.111 kristaps 210: /*
211: * Printing leading vertical space before a block.
212: * This is used for the paragraph macros.
213: * The rules are pretty simple, since there's very little nesting going
214: * on here. Basically, if we're the first within another block (SS/SH),
215: * then don't emit vertical space. If we are (RS), then do. If not the
216: * first, print it.
217: */
1.39 kristaps 218: static void
1.134 schwarze 219: print_bvspace(struct termp *p, const struct man_node *n, int pardist)
1.18 kristaps 220: {
1.134 schwarze 221: int i;
1.111 kristaps 222:
1.39 kristaps 223: term_newln(p);
1.101 schwarze 224:
1.111 kristaps 225: if (n->body && n->body->child)
226: if (MAN_TBL == n->body->child->type)
227: return;
228:
229: if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok)
230: if (NULL == n->prev)
231: return;
1.18 kristaps 232:
1.134 schwarze 233: for (i = 0; i < pardist; i++)
234: term_vspace(p);
1.18 kristaps 235: }
236:
1.146 schwarze 237:
1.1 kristaps 238: static int
1.29 kristaps 239: pre_ign(DECL_ARGS)
240: {
241:
1.143 schwarze 242: return(0);
243: }
244:
245: static int
246: pre_ll(DECL_ARGS)
247: {
248:
1.144 schwarze 249: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.29 kristaps 250: return(0);
251: }
252:
253: static int
1.1 kristaps 254: pre_I(DECL_ARGS)
255: {
256:
1.52 kristaps 257: term_fontrepl(p, TERMFONT_UNDER);
1.19 kristaps 258: return(1);
259: }
260:
1.3 kristaps 261: static int
1.84 kristaps 262: pre_literal(DECL_ARGS)
1.19 kristaps 263: {
264:
1.81 kristaps 265: term_newln(p);
1.88 kristaps 266:
1.129 schwarze 267: if (MAN_nf == n->tok || MAN_EX == n->tok)
1.84 kristaps 268: mt->fl |= MANT_LITERAL;
1.88 kristaps 269: else
1.84 kristaps 270: mt->fl &= ~MANT_LITERAL;
271:
1.117 schwarze 272: /*
273: * Unlike .IP and .TP, .HP does not have a HEAD.
274: * So in case a second call to term_flushln() is needed,
275: * indentation has to be set up explicitly.
276: */
277: if (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) {
1.121 schwarze 278: p->offset = p->rmargin;
1.117 schwarze 279: p->rmargin = p->maxrmargin;
1.139 schwarze 280: p->trailspace = 0;
1.145 schwarze 281: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.117 schwarze 282: p->flags |= TERMP_NOSPACE;
283: }
284:
1.99 schwarze 285: return(0);
1.19 kristaps 286: }
287:
288: static int
1.134 schwarze 289: pre_PD(DECL_ARGS)
290: {
1.160 ! schwarze 291: struct roffsu su;
1.134 schwarze 292:
293: n = n->child;
1.160 ! schwarze 294: if (n == NULL) {
1.134 schwarze 295: mt->pardist = 1;
296: return(0);
297: }
298: assert(MAN_TEXT == n->type);
1.160 ! schwarze 299: if (a2roffsu(n->string, &su, SCALE_VS))
! 300: mt->pardist = term_vspan(p, &su);
1.134 schwarze 301: return(0);
302: }
303:
304: static int
1.88 kristaps 305: pre_alternate(DECL_ARGS)
1.3 kristaps 306: {
1.88 kristaps 307: enum termfont font[2];
308: const struct man_node *nn;
309: int savelit, i;
1.3 kristaps 310:
1.88 kristaps 311: switch (n->tok) {
1.146 schwarze 312: case MAN_RB:
1.88 kristaps 313: font[0] = TERMFONT_NONE;
314: font[1] = TERMFONT_BOLD;
315: break;
1.146 schwarze 316: case MAN_RI:
1.88 kristaps 317: font[0] = TERMFONT_NONE;
318: font[1] = TERMFONT_UNDER;
319: break;
1.146 schwarze 320: case MAN_BR:
1.88 kristaps 321: font[0] = TERMFONT_BOLD;
322: font[1] = TERMFONT_NONE;
323: break;
1.146 schwarze 324: case MAN_BI:
1.88 kristaps 325: font[0] = TERMFONT_BOLD;
326: font[1] = TERMFONT_UNDER;
327: break;
1.146 schwarze 328: case MAN_IR:
1.88 kristaps 329: font[0] = TERMFONT_UNDER;
330: font[1] = TERMFONT_NONE;
331: break;
1.146 schwarze 332: case MAN_IB:
1.88 kristaps 333: font[0] = TERMFONT_UNDER;
334: font[1] = TERMFONT_BOLD;
335: break;
336: default:
337: abort();
338: }
1.35 kristaps 339:
1.88 kristaps 340: savelit = MANT_LITERAL & mt->fl;
341: mt->fl &= ~MANT_LITERAL;
1.35 kristaps 342:
1.88 kristaps 343: for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) {
344: term_fontrepl(p, font[i]);
345: if (savelit && NULL == nn->next)
346: mt->fl |= MANT_LITERAL;
1.135 schwarze 347: print_man_node(p, mt, nn, meta);
1.88 kristaps 348: if (nn->next)
1.4 kristaps 349: p->flags |= TERMP_NOSPACE;
1.3 kristaps 350: }
351:
352: return(0);
353: }
354:
1.1 kristaps 355: static int
356: pre_B(DECL_ARGS)
357: {
358:
1.52 kristaps 359: term_fontrepl(p, TERMFONT_BOLD);
1.1 kristaps 360: return(1);
1.127 kristaps 361: }
362:
363: static int
364: pre_OP(DECL_ARGS)
365: {
366:
367: term_word(p, "[");
368: p->flags |= TERMP_NOSPACE;
369:
370: if (NULL != (n = n->child)) {
371: term_fontrepl(p, TERMFONT_BOLD);
372: term_word(p, n->string);
373: }
374: if (NULL != n && NULL != n->next) {
375: term_fontrepl(p, TERMFONT_UNDER);
376: term_word(p, n->next->string);
377: }
378:
379: term_fontrepl(p, TERMFONT_NONE);
380: p->flags |= TERMP_NOSPACE;
381: term_word(p, "]");
382: return(0);
1.89 kristaps 383: }
384:
385: static int
386: pre_ft(DECL_ARGS)
387: {
388: const char *cp;
389:
390: if (NULL == n->child) {
391: term_fontlast(p);
392: return(0);
393: }
394:
395: cp = n->child->string;
396: switch (*cp) {
1.146 schwarze 397: case '4':
1.89 kristaps 398: /* FALLTHROUGH */
1.146 schwarze 399: case '3':
1.89 kristaps 400: /* FALLTHROUGH */
1.146 schwarze 401: case 'B':
1.89 kristaps 402: term_fontrepl(p, TERMFONT_BOLD);
403: break;
1.146 schwarze 404: case '2':
1.89 kristaps 405: /* FALLTHROUGH */
1.146 schwarze 406: case 'I':
1.89 kristaps 407: term_fontrepl(p, TERMFONT_UNDER);
408: break;
1.146 schwarze 409: case 'P':
1.89 kristaps 410: term_fontlast(p);
411: break;
1.146 schwarze 412: case '1':
1.89 kristaps 413: /* FALLTHROUGH */
1.146 schwarze 414: case 'C':
1.89 kristaps 415: /* FALLTHROUGH */
1.146 schwarze 416: case 'R':
1.89 kristaps 417: term_fontrepl(p, TERMFONT_NONE);
418: break;
419: default:
420: break;
421: }
422: return(0);
1.83 kristaps 423: }
424:
425: static int
426: pre_in(DECL_ARGS)
427: {
428: int len, less;
429: size_t v;
430: const char *cp;
431:
432: term_newln(p);
433:
434: if (NULL == n->child) {
435: p->offset = mt->offset;
436: return(0);
437: }
438:
439: cp = n->child->string;
440: less = 0;
441:
442: if ('-' == *cp)
443: less = -1;
444: else if ('+' == *cp)
445: less = 1;
446: else
447: cp--;
448:
449: if ((len = a2width(p, ++cp)) < 0)
450: return(0);
451:
452: v = (size_t)len;
453:
454: if (less < 0)
455: p->offset -= p->offset > v ? v : p->offset;
456: else if (less > 0)
457: p->offset += v;
1.146 schwarze 458: else
1.83 kristaps 459: p->offset = v;
1.95 kristaps 460:
1.83 kristaps 461: return(0);
1.1 kristaps 462: }
463:
464: static int
1.19 kristaps 465: pre_sp(DECL_ARGS)
466: {
1.131 schwarze 467: char *s;
1.77 kristaps 468: size_t i, len;
1.131 schwarze 469: int neg;
1.112 kristaps 470:
471: if ((NULL == n->prev && n->parent)) {
1.132 schwarze 472: switch (n->parent->tok) {
1.146 schwarze 473: case MAN_SH:
1.132 schwarze 474: /* FALLTHROUGH */
1.146 schwarze 475: case MAN_SS:
1.132 schwarze 476: /* FALLTHROUGH */
1.146 schwarze 477: case MAN_PP:
1.132 schwarze 478: /* FALLTHROUGH */
1.146 schwarze 479: case MAN_LP:
1.132 schwarze 480: /* FALLTHROUGH */
1.146 schwarze 481: case MAN_P:
1.132 schwarze 482: /* FALLTHROUGH */
1.112 kristaps 483: return(0);
1.132 schwarze 484: default:
485: break;
486: }
1.112 kristaps 487: }
1.19 kristaps 488:
1.131 schwarze 489: neg = 0;
1.82 kristaps 490: switch (n->tok) {
1.146 schwarze 491: case MAN_br:
1.82 kristaps 492: len = 0;
493: break;
494: default:
1.131 schwarze 495: if (NULL == n->child) {
496: len = 1;
497: break;
498: }
499: s = n->child->string;
500: if ('-' == *s) {
501: neg = 1;
502: s++;
503: }
504: len = a2height(p, s);
1.82 kristaps 505: break;
506: }
1.38 kristaps 507:
1.19 kristaps 508: if (0 == len)
509: term_newln(p);
1.131 schwarze 510: else if (neg)
511: p->skipvsp += len;
512: else
513: for (i = 0; i < len; i++)
514: term_vspace(p);
1.19 kristaps 515:
1.15 kristaps 516: return(0);
517: }
518:
519: static int
1.19 kristaps 520: pre_HP(DECL_ARGS)
521: {
1.117 schwarze 522: size_t len, one;
1.24 kristaps 523: int ival;
524: const struct man_node *nn;
1.19 kristaps 525:
1.20 kristaps 526: switch (n->type) {
1.146 schwarze 527: case MAN_BLOCK:
1.134 schwarze 528: print_bvspace(p, n, mt->pardist);
1.24 kristaps 529: return(1);
1.146 schwarze 530: case MAN_BODY:
1.20 kristaps 531: break;
532: default:
533: return(0);
534: }
535:
1.130 schwarze 536: if ( ! (MANT_LITERAL & mt->fl)) {
1.145 schwarze 537: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.139 schwarze 538: p->trailspace = 2;
1.130 schwarze 539: }
540:
1.116 schwarze 541: len = mt->lmargin[mt->lmargincur];
1.24 kristaps 542: ival = -1;
543:
544: /* Calculate offset. */
545:
1.39 kristaps 546: if (NULL != (nn = n->parent->head->child))
1.77 kristaps 547: if ((ival = a2width(p, nn->string)) >= 0)
1.24 kristaps 548: len = (size_t)ival;
549:
1.117 schwarze 550: one = term_len(p, 1);
1.121 schwarze 551: if (len < one)
1.117 schwarze 552: len = one;
1.24 kristaps 553:
1.26 kristaps 554: p->offset = mt->offset;
555: p->rmargin = mt->offset + len;
1.24 kristaps 556:
557: if (ival >= 0)
1.116 schwarze 558: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.24 kristaps 559:
1.19 kristaps 560: return(1);
561: }
562:
1.20 kristaps 563: static void
564: post_HP(DECL_ARGS)
565: {
566:
567: switch (n->type) {
1.146 schwarze 568: case MAN_BODY:
1.136 schwarze 569: term_newln(p);
1.145 schwarze 570: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.139 schwarze 571: p->trailspace = 0;
1.26 kristaps 572: p->offset = mt->offset;
1.20 kristaps 573: p->rmargin = p->maxrmargin;
574: break;
575: default:
576: break;
577: }
578: }
579:
1.19 kristaps 580: static int
1.1 kristaps 581: pre_PP(DECL_ARGS)
582: {
583:
1.19 kristaps 584: switch (n->type) {
1.146 schwarze 585: case MAN_BLOCK:
1.122 schwarze 586: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.134 schwarze 587: print_bvspace(p, n, mt->pardist);
1.19 kristaps 588: break;
589: default:
1.26 kristaps 590: p->offset = mt->offset;
1.19 kristaps 591: break;
592: }
593:
1.87 kristaps 594: return(MAN_HEAD != n->type);
1.1 kristaps 595: }
596:
597: static int
1.4 kristaps 598: pre_IP(DECL_ARGS)
599: {
1.22 kristaps 600: const struct man_node *nn;
601: size_t len;
1.94 schwarze 602: int savelit, ival;
1.18 kristaps 603:
1.22 kristaps 604: switch (n->type) {
1.146 schwarze 605: case MAN_BODY:
1.22 kristaps 606: p->flags |= TERMP_NOSPACE;
607: break;
1.146 schwarze 608: case MAN_HEAD:
1.22 kristaps 609: p->flags |= TERMP_NOBREAK;
1.139 schwarze 610: p->trailspace = 1;
1.22 kristaps 611: break;
1.146 schwarze 612: case MAN_BLOCK:
1.134 schwarze 613: print_bvspace(p, n, mt->pardist);
1.23 kristaps 614: /* FALLTHROUGH */
1.22 kristaps 615: default:
616: return(1);
617: }
1.18 kristaps 618:
1.116 schwarze 619: len = mt->lmargin[mt->lmargincur];
1.22 kristaps 620: ival = -1;
1.4 kristaps 621:
1.94 schwarze 622: /* Calculate the offset from the optional second argument. */
1.22 kristaps 623: if (NULL != (nn = n->parent->head->child))
1.94 schwarze 624: if (NULL != (nn = nn->next))
1.77 kristaps 625: if ((ival = a2width(p, nn->string)) >= 0)
1.22 kristaps 626: len = (size_t)ival;
1.4 kristaps 627:
1.22 kristaps 628: switch (n->type) {
1.146 schwarze 629: case MAN_HEAD:
1.23 kristaps 630: /* Handle zero-width lengths. */
631: if (0 == len)
1.77 kristaps 632: len = term_len(p, 1);
1.23 kristaps 633:
1.26 kristaps 634: p->offset = mt->offset;
635: p->rmargin = mt->offset + len;
1.22 kristaps 636: if (ival < 0)
637: break;
1.18 kristaps 638:
1.24 kristaps 639: /* Set the saved left-margin. */
1.116 schwarze 640: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.24 kristaps 641:
1.94 schwarze 642: savelit = MANT_LITERAL & mt->fl;
643: mt->fl &= ~MANT_LITERAL;
644:
645: if (n->child)
1.135 schwarze 646: print_man_node(p, mt, n->child, meta);
1.94 schwarze 647:
648: if (savelit)
649: mt->fl |= MANT_LITERAL;
650:
1.22 kristaps 651: return(0);
1.146 schwarze 652: case MAN_BODY:
1.26 kristaps 653: p->offset = mt->offset + len;
1.156 schwarze 654: p->rmargin = p->maxrmargin;
1.23 kristaps 655: break;
1.22 kristaps 656: default:
657: break;
1.18 kristaps 658: }
659:
1.22 kristaps 660: return(1);
661: }
1.18 kristaps 662:
1.22 kristaps 663: static void
664: post_IP(DECL_ARGS)
665: {
1.4 kristaps 666:
1.22 kristaps 667: switch (n->type) {
1.146 schwarze 668: case MAN_HEAD:
1.22 kristaps 669: term_flushln(p);
670: p->flags &= ~TERMP_NOBREAK;
1.139 schwarze 671: p->trailspace = 0;
1.22 kristaps 672: p->rmargin = p->maxrmargin;
673: break;
1.146 schwarze 674: case MAN_BODY:
1.94 schwarze 675: term_newln(p);
1.138 schwarze 676: p->offset = mt->offset;
1.22 kristaps 677: break;
678: default:
679: break;
680: }
1.4 kristaps 681: }
682:
683: static int
1.1 kristaps 684: pre_TP(DECL_ARGS)
685: {
1.23 kristaps 686: const struct man_node *nn;
687: size_t len;
1.94 schwarze 688: int savelit, ival;
1.1 kristaps 689:
1.21 kristaps 690: switch (n->type) {
1.146 schwarze 691: case MAN_HEAD:
1.21 kristaps 692: p->flags |= TERMP_NOBREAK;
1.139 schwarze 693: p->trailspace = 1;
1.21 kristaps 694: break;
1.146 schwarze 695: case MAN_BODY:
1.21 kristaps 696: p->flags |= TERMP_NOSPACE;
1.23 kristaps 697: break;
1.146 schwarze 698: case MAN_BLOCK:
1.134 schwarze 699: print_bvspace(p, n, mt->pardist);
1.23 kristaps 700: /* FALLTHROUGH */
701: default:
702: return(1);
703: }
704:
1.116 schwarze 705: len = (size_t)mt->lmargin[mt->lmargincur];
1.23 kristaps 706: ival = -1;
707:
708: /* Calculate offset. */
709:
1.116 schwarze 710: if (NULL != (nn = n->parent->head->child))
1.141 schwarze 711: if (nn->string && 0 == (MAN_LINE & nn->flags))
1.77 kristaps 712: if ((ival = a2width(p, nn->string)) >= 0)
1.23 kristaps 713: len = (size_t)ival;
714:
715: switch (n->type) {
1.146 schwarze 716: case MAN_HEAD:
1.23 kristaps 717: /* Handle zero-length properly. */
718: if (0 == len)
1.77 kristaps 719: len = term_len(p, 1);
1.23 kristaps 720:
1.26 kristaps 721: p->offset = mt->offset;
722: p->rmargin = mt->offset + len;
1.23 kristaps 723:
1.94 schwarze 724: savelit = MANT_LITERAL & mt->fl;
725: mt->fl &= ~MANT_LITERAL;
726:
1.23 kristaps 727: /* Don't print same-line elements. */
1.141 schwarze 728: nn = n->child;
729: while (NULL != nn && 0 == (MAN_LINE & nn->flags))
730: nn = nn->next;
731:
732: while (NULL != nn) {
733: print_man_node(p, mt, nn, meta);
734: nn = nn->next;
735: }
1.24 kristaps 736:
1.94 schwarze 737: if (savelit)
738: mt->fl |= MANT_LITERAL;
1.24 kristaps 739: if (ival >= 0)
1.116 schwarze 740: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.24 kristaps 741:
1.23 kristaps 742: return(0);
1.146 schwarze 743: case MAN_BODY:
1.26 kristaps 744: p->offset = mt->offset + len;
1.156 schwarze 745: p->rmargin = p->maxrmargin;
1.139 schwarze 746: p->trailspace = 0;
1.130 schwarze 747: p->flags &= ~TERMP_NOBREAK;
1.21 kristaps 748: break;
749: default:
750: break;
751: }
1.16 kristaps 752:
1.21 kristaps 753: return(1);
754: }
1.1 kristaps 755:
1.21 kristaps 756: static void
757: post_TP(DECL_ARGS)
758: {
1.1 kristaps 759:
1.21 kristaps 760: switch (n->type) {
1.146 schwarze 761: case MAN_HEAD:
1.21 kristaps 762: term_flushln(p);
763: break;
1.146 schwarze 764: case MAN_BODY:
1.94 schwarze 765: term_newln(p);
1.138 schwarze 766: p->offset = mt->offset;
1.21 kristaps 767: break;
768: default:
769: break;
770: }
1.1 kristaps 771: }
772:
773: static int
774: pre_SS(DECL_ARGS)
775: {
1.134 schwarze 776: int i;
1.1 kristaps 777:
1.19 kristaps 778: switch (n->type) {
1.146 schwarze 779: case MAN_BLOCK:
1.113 kristaps 780: mt->fl &= ~MANT_LITERAL;
1.122 schwarze 781: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
782: mt->offset = term_len(p, p->defindent);
1.158 schwarze 783:
784: /*
785: * No vertical space before the first subsection
786: * and after an empty subsection.
787: */
788:
789: do {
790: n = n->prev;
791: } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
792: if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))
1.24 kristaps 793: break;
1.158 schwarze 794:
1.134 schwarze 795: for (i = 0; i < mt->pardist; i++)
796: term_vspace(p);
1.19 kristaps 797: break;
1.146 schwarze 798: case MAN_HEAD:
1.52 kristaps 799: term_fontrepl(p, TERMFONT_BOLD);
1.133 schwarze 800: p->offset = term_len(p, 3);
1.19 kristaps 801: break;
1.146 schwarze 802: case MAN_BODY:
1.26 kristaps 803: p->offset = mt->offset;
1.24 kristaps 804: break;
1.19 kristaps 805: default:
806: break;
807: }
808:
1.1 kristaps 809: return(1);
810: }
811:
812: static void
813: post_SS(DECL_ARGS)
814: {
1.146 schwarze 815:
1.19 kristaps 816: switch (n->type) {
1.146 schwarze 817: case MAN_HEAD:
1.19 kristaps 818: term_newln(p);
819: break;
1.146 schwarze 820: case MAN_BODY:
1.24 kristaps 821: term_newln(p);
822: break;
1.19 kristaps 823: default:
824: break;
825: }
1.1 kristaps 826: }
827:
828: static int
829: pre_SH(DECL_ARGS)
830: {
1.134 schwarze 831: int i;
1.22 kristaps 832:
1.19 kristaps 833: switch (n->type) {
1.146 schwarze 834: case MAN_BLOCK:
1.113 kristaps 835: mt->fl &= ~MANT_LITERAL;
1.122 schwarze 836: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
837: mt->offset = term_len(p, p->defindent);
1.158 schwarze 838:
839: /*
840: * No vertical space before the first section
841: * and after an empty section.
842: */
843:
844: do {
845: n = n->prev;
846: } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
847: if (n == NULL || (n->tok == MAN_SH && n->body->child == NULL))
1.61 kristaps 848: break;
1.158 schwarze 849:
1.134 schwarze 850: for (i = 0; i < mt->pardist; i++)
851: term_vspace(p);
1.19 kristaps 852: break;
1.146 schwarze 853: case MAN_HEAD:
1.52 kristaps 854: term_fontrepl(p, TERMFONT_BOLD);
1.19 kristaps 855: p->offset = 0;
856: break;
1.146 schwarze 857: case MAN_BODY:
1.26 kristaps 858: p->offset = mt->offset;
1.19 kristaps 859: break;
860: default:
861: break;
862: }
1.1 kristaps 863:
864: return(1);
865: }
866:
867: static void
868: post_SH(DECL_ARGS)
869: {
1.146 schwarze 870:
1.19 kristaps 871: switch (n->type) {
1.146 schwarze 872: case MAN_HEAD:
1.19 kristaps 873: term_newln(p);
874: break;
1.146 schwarze 875: case MAN_BODY:
1.19 kristaps 876: term_newln(p);
877: break;
878: default:
879: break;
880: }
1.1 kristaps 881: }
882:
1.26 kristaps 883: static int
884: pre_RS(DECL_ARGS)
885: {
1.110 kristaps 886: int ival;
887: size_t sz;
1.26 kristaps 888:
889: switch (n->type) {
1.146 schwarze 890: case MAN_BLOCK:
1.26 kristaps 891: term_newln(p);
892: return(1);
1.146 schwarze 893: case MAN_HEAD:
1.26 kristaps 894: return(0);
895: default:
896: break;
897: }
898:
1.122 schwarze 899: sz = term_len(p, p->defindent);
1.26 kristaps 900:
1.110 kristaps 901: if (NULL != (n = n->parent->head->child))
1.146 schwarze 902: if ((ival = a2width(p, n->string)) >= 0)
1.110 kristaps 903: sz = (size_t)ival;
1.26 kristaps 904:
1.110 kristaps 905: mt->offset += sz;
1.140 schwarze 906: p->offset = mt->offset;
1.156 schwarze 907: p->rmargin = p->maxrmargin;
1.26 kristaps 908:
1.116 schwarze 909: if (++mt->lmarginsz < MAXMARGINS)
910: mt->lmargincur = mt->lmarginsz;
911:
912: mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1];
1.26 kristaps 913: return(1);
914: }
915:
916: static void
917: post_RS(DECL_ARGS)
918: {
1.110 kristaps 919: int ival;
920: size_t sz;
1.26 kristaps 921:
922: switch (n->type) {
1.146 schwarze 923: case MAN_BLOCK:
1.110 kristaps 924: return;
1.146 schwarze 925: case MAN_HEAD:
1.110 kristaps 926: return;
1.26 kristaps 927: default:
928: term_newln(p);
929: break;
930: }
1.110 kristaps 931:
1.122 schwarze 932: sz = term_len(p, p->defindent);
1.110 kristaps 933:
1.146 schwarze 934: if (NULL != (n = n->parent->head->child))
935: if ((ival = a2width(p, n->string)) >= 0)
1.110 kristaps 936: sz = (size_t)ival;
937:
938: mt->offset = mt->offset < sz ? 0 : mt->offset - sz;
939: p->offset = mt->offset;
1.116 schwarze 940:
941: if (--mt->lmarginsz < MAXMARGINS)
942: mt->lmargincur = mt->lmarginsz;
1.137 schwarze 943: }
944:
945: static int
946: pre_UR(DECL_ARGS)
947: {
948:
949: return (MAN_HEAD != n->type);
950: }
951:
952: static void
953: post_UR(DECL_ARGS)
954: {
955:
956: if (MAN_BLOCK != n->type)
957: return;
958:
959: term_word(p, "<");
960: p->flags |= TERMP_NOSPACE;
961:
962: if (NULL != n->child->child)
963: print_man_node(p, mt, n->child->child, meta);
964:
965: p->flags |= TERMP_NOSPACE;
966: term_word(p, ">");
1.26 kristaps 967: }
968:
1.1 kristaps 969: static void
1.45 kristaps 970: print_man_node(DECL_ARGS)
1.1 kristaps 971: {
1.65 joerg 972: size_t rm, rmax;
1.54 kristaps 973: int c;
1.1 kristaps 974:
975: switch (n->type) {
1.146 schwarze 976: case MAN_TEXT:
1.97 kristaps 977: /*
978: * If we have a blank line, output a vertical space.
979: * If we have a space as the first character, break
980: * before printing the line's data.
981: */
1.96 kristaps 982: if ('\0' == *n->string) {
1.4 kristaps 983: term_vspace(p);
1.98 schwarze 984: return;
1.97 kristaps 985: } else if (' ' == *n->string && MAN_LINE & n->flags)
1.96 kristaps 986: term_newln(p);
1.54 kristaps 987:
1.4 kristaps 988: term_word(p, n->string);
1.130 schwarze 989: goto out;
1.52 kristaps 990:
1.146 schwarze 991: case MAN_EQN:
1.152 schwarze 992: if ( ! (n->flags & MAN_LINE))
993: p->flags |= TERMP_NOSPACE;
1.115 kristaps 994: term_eqn(p, n->eqn);
1.154 schwarze 995: if (n->next != NULL && ! (n->next->flags & MAN_LINE))
1.153 schwarze 996: p->flags |= TERMP_NOSPACE;
1.97 kristaps 997: return;
1.146 schwarze 998: case MAN_TBL:
1.97 kristaps 999: /*
1000: * Tables are preceded by a newline. Then process a
1001: * table line, which will cause line termination,
1002: */
1.146 schwarze 1003: if (TBL_SPAN_FIRST & n->span->flags)
1.93 kristaps 1004: term_newln(p);
1.92 kristaps 1005: term_tbl(p, n->span);
1.97 kristaps 1006: return;
1.1 kristaps 1007: default:
1008: break;
1009: }
1010:
1.97 kristaps 1011: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
1012: term_fontrepl(p, TERMFONT_NONE);
1013:
1014: c = 1;
1015: if (termacts[n->tok].pre)
1.135 schwarze 1016: c = (*termacts[n->tok].pre)(p, mt, n, meta);
1.97 kristaps 1017:
1.1 kristaps 1018: if (c && n->child)
1.135 schwarze 1019: print_man_nodelist(p, mt, n->child, meta);
1.1 kristaps 1020:
1.97 kristaps 1021: if (termacts[n->tok].post)
1.135 schwarze 1022: (*termacts[n->tok].post)(p, mt, n, meta);
1.97 kristaps 1023: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
1024: term_fontrepl(p, TERMFONT_NONE);
1.63 kristaps 1025:
1.130 schwarze 1026: out:
1027: /*
1028: * If we're in a literal context, make sure that words
1029: * together on the same line stay together. This is a
1030: * POST-printing call, so we check the NEXT word. Since
1031: * -man doesn't have nested macros, we don't need to be
1032: * more specific than this.
1033: */
1.157 schwarze 1034: if (mt->fl & MANT_LITERAL &&
1035: ! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
1036: (n->next == NULL || n->next->flags & MAN_LINE)) {
1.130 schwarze 1037: rm = p->rmargin;
1038: rmax = p->maxrmargin;
1039: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1040: p->flags |= TERMP_NOSPACE;
1.157 schwarze 1041: if (n->string != NULL && *n->string != '\0')
1.130 schwarze 1042: term_flushln(p);
1043: else
1044: term_newln(p);
1045: if (rm < rmax && n->parent->tok == MAN_HP) {
1046: p->offset = rm;
1047: p->rmargin = rmax;
1048: } else
1049: p->rmargin = rm;
1050: p->maxrmargin = rmax;
1051: }
1.63 kristaps 1052: if (MAN_EOS & n->flags)
1053: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1054: }
1055:
1056:
1057: static void
1.52 kristaps 1058: print_man_nodelist(DECL_ARGS)
1.1 kristaps 1059: {
1.19 kristaps 1060:
1.135 schwarze 1061: print_man_node(p, mt, n, meta);
1.1 kristaps 1062: if ( ! n->next)
1063: return;
1.135 schwarze 1064: print_man_nodelist(p, mt, n->next, meta);
1.1 kristaps 1065: }
1066:
1.31 kristaps 1067: static void
1.73 kristaps 1068: print_man_foot(struct termp *p, const void *arg)
1.1 kristaps 1069: {
1.147 schwarze 1070: const struct man_meta *meta;
1071: char *title;
1.156 schwarze 1072: size_t datelen, titlen;
1.73 kristaps 1073:
1074: meta = (const struct man_meta *)arg;
1.125 schwarze 1075: assert(meta->title);
1076: assert(meta->msec);
1077: assert(meta->date);
1.1 kristaps 1078:
1.52 kristaps 1079: term_fontrepl(p, TERMFONT_NONE);
1.50 kristaps 1080:
1.149 schwarze 1081: if (meta->hasbody)
1082: term_vspace(p);
1.126 schwarze 1083:
1084: /*
1085: * Temporary, undocumented option to imitate mdoc(7) output.
1086: * In the bottom right corner, use the source instead of
1087: * the title.
1088: */
1089:
1090: if ( ! p->mdocstyle) {
1.149 schwarze 1091: if (meta->hasbody) {
1092: term_vspace(p);
1093: term_vspace(p);
1094: }
1.147 schwarze 1095: mandoc_asprintf(&title, "%s(%s)",
1096: meta->title, meta->msec);
1.126 schwarze 1097: } else if (meta->source) {
1.147 schwarze 1098: title = mandoc_strdup(meta->source);
1.126 schwarze 1099: } else {
1.147 schwarze 1100: title = mandoc_strdup("");
1.126 schwarze 1101: }
1.125 schwarze 1102: datelen = term_strlen(p, meta->date);
1.1 kristaps 1103:
1.126 schwarze 1104: /* Bottom left corner: manual source. */
1105:
1.1 kristaps 1106: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.139 schwarze 1107: p->trailspace = 1;
1.1 kristaps 1108: p->offset = 0;
1.156 schwarze 1109: p->rmargin = p->maxrmargin > datelen ?
1110: (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
1.1 kristaps 1111:
1112: if (meta->source)
1113: term_word(p, meta->source);
1114: term_flushln(p);
1115:
1.126 schwarze 1116: /* At the bottom in the middle: manual date. */
1117:
1.156 schwarze 1118: p->offset = p->rmargin;
1119: titlen = term_strlen(p, title);
1120: p->rmargin = p->maxrmargin > titlen ? p->maxrmargin - titlen : 0;
1.117 schwarze 1121: p->flags |= TERMP_NOSPACE;
1.123 schwarze 1122:
1.125 schwarze 1123: term_word(p, meta->date);
1.123 schwarze 1124: term_flushln(p);
1125:
1.126 schwarze 1126: /* Bottom right corner: manual title and section. */
1127:
1.123 schwarze 1128: p->flags &= ~TERMP_NOBREAK;
1129: p->flags |= TERMP_NOSPACE;
1.139 schwarze 1130: p->trailspace = 0;
1.123 schwarze 1131: p->offset = p->rmargin;
1.1 kristaps 1132: p->rmargin = p->maxrmargin;
1133:
1.123 schwarze 1134: term_word(p, title);
1.1 kristaps 1135: term_flushln(p);
1.147 schwarze 1136: free(title);
1.1 kristaps 1137: }
1138:
1.31 kristaps 1139: static void
1.73 kristaps 1140: print_man_head(struct termp *p, const void *arg)
1.1 kristaps 1141: {
1.147 schwarze 1142: const struct man_meta *meta;
1.148 schwarze 1143: const char *volume;
1.147 schwarze 1144: char *title;
1.148 schwarze 1145: size_t vollen, titlen;
1.73 kristaps 1146:
1.135 schwarze 1147: meta = (const struct man_meta *)arg;
1148: assert(meta->title);
1149: assert(meta->msec);
1.1 kristaps 1150:
1.148 schwarze 1151: volume = NULL == meta->vol ? "" : meta->vol;
1152: vollen = term_strlen(p, volume);
1.1 kristaps 1153:
1.126 schwarze 1154: /* Top left corner: manual title and section. */
1155:
1.147 schwarze 1156: mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
1.77 kristaps 1157: titlen = term_strlen(p, title);
1.1 kristaps 1158:
1.118 schwarze 1159: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.139 schwarze 1160: p->trailspace = 1;
1.1 kristaps 1161: p->offset = 0;
1.148 schwarze 1162: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1163: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.156 schwarze 1164: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 1165:
1166: term_word(p, title);
1167: term_flushln(p);
1168:
1.126 schwarze 1169: /* At the top in the middle: manual volume. */
1170:
1.117 schwarze 1171: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1172: p->offset = p->rmargin;
1.148 schwarze 1173: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.57 kristaps 1174: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 1175:
1.148 schwarze 1176: term_word(p, volume);
1.1 kristaps 1177: term_flushln(p);
1178:
1.126 schwarze 1179: /* Top right corner: title and section, again. */
1180:
1.1 kristaps 1181: p->flags &= ~TERMP_NOBREAK;
1.139 schwarze 1182: p->trailspace = 0;
1.57 kristaps 1183: if (p->rmargin + titlen <= p->maxrmargin) {
1.117 schwarze 1184: p->flags |= TERMP_NOSPACE;
1.57 kristaps 1185: p->offset = p->rmargin;
1186: p->rmargin = p->maxrmargin;
1187: term_word(p, title);
1188: term_flushln(p);
1189: }
1.1 kristaps 1190:
1.118 schwarze 1191: p->flags &= ~TERMP_NOSPACE;
1192: p->offset = 0;
1.1 kristaps 1193: p->rmargin = p->maxrmargin;
1.61 kristaps 1194:
1.146 schwarze 1195: /*
1.126 schwarze 1196: * Groff prints three blank lines before the content.
1197: * Do the same, except in the temporary, undocumented
1198: * mode imitating mdoc(7) output.
1.62 kristaps 1199: */
1200:
1.61 kristaps 1201: term_vspace(p);
1.126 schwarze 1202: if ( ! p->mdocstyle) {
1203: term_vspace(p);
1204: term_vspace(p);
1205: }
1.147 schwarze 1206: free(title);
1.1 kristaps 1207: }
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