Annotation of src/usr.bin/mandoc/man_term.c, Revision 1.135
1.135 ! schwarze 1: /* $OpenBSD: man_term.c,v 1.134 2015/04/18 17:50:02 schwarze Exp $ */
1.1 kristaps 2: /*
1.84 schwarze 3: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.121 schwarze 4: * Copyright (c) 2010-2015 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 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: *
1.124 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.2 schwarze 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.124 schwarze 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.2 schwarze 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: */
1.13 schwarze 18: #include <sys/types.h>
19:
1.1 kristaps 20: #include <assert.h>
1.11 schwarze 21: #include <ctype.h>
1.117 schwarze 22: #include <limits.h>
1.1 kristaps 23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
1.124 schwarze 27: #include "mandoc_aux.h"
1.37 schwarze 28: #include "mandoc.h"
1.124 schwarze 29: #include "roff.h"
30: #include "man.h"
1.18 schwarze 31: #include "out.h"
1.1 kristaps 32: #include "term.h"
1.18 schwarze 33: #include "main.h"
1.10 schwarze 34:
1.70 schwarze 35: #define MAXMARGINS 64 /* maximum number of indented scopes */
1.1 kristaps 36:
1.11 schwarze 37: struct mtermp {
38: int fl;
39: #define MANT_LITERAL (1 << 0)
1.116 schwarze 40: int lmargin[MAXMARGINS]; /* margins (incl. vis. page) */
1.70 schwarze 41: int lmargincur; /* index of current margin */
42: int lmarginsz; /* actual number of nested margins */
43: size_t offset; /* default offset to visible page */
1.88 schwarze 44: int pardist; /* vert. space before par., unit: [v] */
1.11 schwarze 45: };
46:
1.100 schwarze 47: #define DECL_ARGS struct termp *p, \
1.11 schwarze 48: struct mtermp *mt, \
1.125 schwarze 49: struct roff_node *n, \
1.126 schwarze 50: const struct roff_meta *meta
1.1 kristaps 51:
52: struct termact {
53: int (*pre)(DECL_ARGS);
54: void (*post)(DECL_ARGS);
1.26 schwarze 55: int flags;
56: #define MAN_NOTEXT (1 << 0) /* Never has text children. */
1.1 kristaps 57: };
58:
1.21 schwarze 59: static void print_man_nodelist(DECL_ARGS);
1.19 schwarze 60: static void print_man_node(DECL_ARGS);
1.126 schwarze 61: static void print_man_head(struct termp *,
62: const struct roff_meta *);
63: static void print_man_foot(struct termp *,
64: const struct roff_meta *);
1.100 schwarze 65: static void print_bvspace(struct termp *,
1.125 schwarze 66: const struct roff_node *, int);
1.18 schwarze 67:
1.1 kristaps 68: static int pre_B(DECL_ARGS);
1.11 schwarze 69: static int pre_HP(DECL_ARGS);
1.1 kristaps 70: static int pre_I(DECL_ARGS);
71: static int pre_IP(DECL_ARGS);
1.82 schwarze 72: static int pre_OP(DECL_ARGS);
1.88 schwarze 73: static int pre_PD(DECL_ARGS);
1.1 kristaps 74: static int pre_PP(DECL_ARGS);
1.13 schwarze 75: static int pre_RS(DECL_ARGS);
1.1 kristaps 76: static int pre_SH(DECL_ARGS);
77: static int pre_SS(DECL_ARGS);
78: static int pre_TP(DECL_ARGS);
1.91 schwarze 79: static int pre_UR(DECL_ARGS);
1.82 schwarze 80: static int pre_alternate(DECL_ARGS);
81: static int pre_ft(DECL_ARGS);
1.14 schwarze 82: static int pre_ign(DECL_ARGS);
1.45 schwarze 83: static int pre_in(DECL_ARGS);
84: static int pre_literal(DECL_ARGS);
1.97 schwarze 85: static int pre_ll(DECL_ARGS);
1.11 schwarze 86: static int pre_sp(DECL_ARGS);
1.1 kristaps 87:
1.11 schwarze 88: static void post_IP(DECL_ARGS);
89: static void post_HP(DECL_ARGS);
1.13 schwarze 90: static void post_RS(DECL_ARGS);
1.1 kristaps 91: static void post_SH(DECL_ARGS);
92: static void post_SS(DECL_ARGS);
1.11 schwarze 93: static void post_TP(DECL_ARGS);
1.91 schwarze 94: static void post_UR(DECL_ARGS);
1.1 kristaps 95:
1.17 schwarze 96: static const struct termact termacts[MAN_MAX] = {
1.45 schwarze 97: { pre_sp, NULL, MAN_NOTEXT }, /* br */
1.26 schwarze 98: { NULL, NULL, 0 }, /* TH */
99: { pre_SH, post_SH, 0 }, /* SH */
100: { pre_SS, post_SS, 0 }, /* SS */
101: { pre_TP, post_TP, 0 }, /* TP */
102: { pre_PP, NULL, 0 }, /* LP */
103: { pre_PP, NULL, 0 }, /* PP */
104: { pre_PP, NULL, 0 }, /* P */
105: { pre_IP, post_IP, 0 }, /* IP */
1.100 schwarze 106: { pre_HP, post_HP, 0 }, /* HP */
1.26 schwarze 107: { NULL, NULL, 0 }, /* SM */
108: { pre_B, NULL, 0 }, /* SB */
1.51 schwarze 109: { pre_alternate, NULL, 0 }, /* BI */
110: { pre_alternate, NULL, 0 }, /* IB */
111: { pre_alternate, NULL, 0 }, /* BR */
112: { pre_alternate, NULL, 0 }, /* RB */
1.26 schwarze 113: { NULL, NULL, 0 }, /* R */
114: { pre_B, NULL, 0 }, /* B */
115: { pre_I, NULL, 0 }, /* I */
1.51 schwarze 116: { pre_alternate, NULL, 0 }, /* IR */
117: { pre_alternate, NULL, 0 }, /* RI */
1.26 schwarze 118: { pre_sp, NULL, MAN_NOTEXT }, /* sp */
1.45 schwarze 119: { pre_literal, NULL, 0 }, /* nf */
120: { pre_literal, NULL, 0 }, /* fi */
1.26 schwarze 121: { NULL, NULL, 0 }, /* RE */
122: { pre_RS, post_RS, 0 }, /* RS */
123: { pre_ign, NULL, 0 }, /* DT */
1.111 schwarze 124: { pre_ign, NULL, MAN_NOTEXT }, /* UC */
1.88 schwarze 125: { pre_PD, NULL, MAN_NOTEXT }, /* PD */
1.36 schwarze 126: { pre_ign, NULL, 0 }, /* AT */
1.45 schwarze 127: { pre_in, NULL, MAN_NOTEXT }, /* in */
1.52 schwarze 128: { pre_ft, NULL, MAN_NOTEXT }, /* ft */
1.82 schwarze 129: { pre_OP, NULL, 0 }, /* OP */
1.83 schwarze 130: { pre_literal, NULL, 0 }, /* EX */
131: { pre_literal, NULL, 0 }, /* EE */
1.91 schwarze 132: { pre_UR, post_UR, 0 }, /* UR */
133: { NULL, NULL, 0 }, /* UE */
1.97 schwarze 134: { pre_ll, NULL, MAN_NOTEXT }, /* ll */
1.1 kristaps 135: };
1.11 schwarze 136:
1.1 kristaps 137:
1.16 schwarze 138: void
1.133 schwarze 139: terminal_man(void *arg, const struct roff_man *man)
1.1 kristaps 140: {
1.18 schwarze 141: struct termp *p;
1.125 schwarze 142: struct roff_node *n;
1.18 schwarze 143: struct mtermp mt;
144:
145: p = (struct termp *)arg;
1.39 schwarze 146: p->overstep = 0;
1.104 schwarze 147: p->rmargin = p->maxrmargin = p->defrmargin;
1.42 schwarze 148: p->tabwidth = term_len(p, 5);
1.18 schwarze 149:
1.70 schwarze 150: memset(&mt, 0, sizeof(struct mtermp));
1.77 schwarze 151: mt.lmargin[mt.lmargincur] = term_len(p, p->defindent);
152: mt.offset = term_len(p, p->defindent);
1.88 schwarze 153: mt.pardist = 1;
1.11 schwarze 154:
1.134 schwarze 155: n = man->first->child;
1.104 schwarze 156: if (p->synopsisonly) {
157: while (n != NULL) {
158: if (n->tok == MAN_SH &&
1.124 schwarze 159: n->child->child->type == ROFFT_TEXT &&
1.104 schwarze 160: !strcmp(n->child->child->string, "SYNOPSIS")) {
161: if (n->child->next->child != NULL)
162: print_man_nodelist(p, &mt,
1.134 schwarze 163: n->child->next->child,
164: &man->meta);
1.104 schwarze 165: term_newln(p);
166: break;
167: }
168: n = n->next;
169: }
170: } else {
171: if (p->defindent == 0)
172: p->defindent = 7;
1.134 schwarze 173: term_begin(p, print_man_head, print_man_foot, &man->meta);
1.104 schwarze 174: p->flags |= TERMP_NOSPACE;
175: if (n != NULL)
1.134 schwarze 176: print_man_nodelist(p, &mt, n, &man->meta);
1.104 schwarze 177: term_end(p);
178: }
1.1 kristaps 179: }
180:
1.69 schwarze 181: /*
182: * Printing leading vertical space before a block.
183: * This is used for the paragraph macros.
184: * The rules are pretty simple, since there's very little nesting going
185: * on here. Basically, if we're the first within another block (SS/SH),
186: * then don't emit vertical space. If we are (RS), then do. If not the
187: * first, print it.
188: */
1.18 schwarze 189: static void
1.125 schwarze 190: print_bvspace(struct termp *p, const struct roff_node *n, int pardist)
1.18 schwarze 191: {
1.88 schwarze 192: int i;
1.69 schwarze 193:
1.18 schwarze 194: term_newln(p);
1.64 schwarze 195:
1.69 schwarze 196: if (n->body && n->body->child)
1.124 schwarze 197: if (n->body->child->type == ROFFT_TBL)
1.69 schwarze 198: return;
1.11 schwarze 199:
1.124 schwarze 200: if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS)
1.69 schwarze 201: if (NULL == n->prev)
202: return;
1.11 schwarze 203:
1.88 schwarze 204: for (i = 0; i < pardist; i++)
205: term_vspace(p);
1.14 schwarze 206: }
207:
1.100 schwarze 208:
1.14 schwarze 209: static int
210: pre_ign(DECL_ARGS)
211: {
212:
1.97 schwarze 213: return(0);
214: }
215:
216: static int
217: pre_ll(DECL_ARGS)
218: {
219:
1.98 schwarze 220: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.14 schwarze 221: return(0);
1.11 schwarze 222: }
223:
1.1 kristaps 224: static int
225: pre_I(DECL_ARGS)
226: {
227:
1.21 schwarze 228: term_fontrepl(p, TERMFONT_UNDER);
1.1 kristaps 229: return(1);
230: }
231:
1.11 schwarze 232: static int
1.45 schwarze 233: pre_literal(DECL_ARGS)
1.11 schwarze 234: {
235:
1.45 schwarze 236: term_newln(p);
1.53 schwarze 237:
1.83 schwarze 238: if (MAN_nf == n->tok || MAN_EX == n->tok)
1.45 schwarze 239: mt->fl |= MANT_LITERAL;
1.53 schwarze 240: else
1.45 schwarze 241: mt->fl &= ~MANT_LITERAL;
242:
1.72 schwarze 243: /*
244: * Unlike .IP and .TP, .HP does not have a HEAD.
245: * So in case a second call to term_flushln() is needed,
246: * indentation has to be set up explicitly.
247: */
248: if (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) {
1.76 schwarze 249: p->offset = p->rmargin;
1.72 schwarze 250: p->rmargin = p->maxrmargin;
1.93 schwarze 251: p->trailspace = 0;
1.99 schwarze 252: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.72 schwarze 253: p->flags |= TERMP_NOSPACE;
254: }
255:
1.62 schwarze 256: return(0);
1.11 schwarze 257: }
258:
259: static int
1.88 schwarze 260: pre_PD(DECL_ARGS)
261: {
1.113 schwarze 262: struct roffsu su;
1.88 schwarze 263:
264: n = n->child;
1.113 schwarze 265: if (n == NULL) {
1.88 schwarze 266: mt->pardist = 1;
267: return(0);
268: }
1.124 schwarze 269: assert(n->type == ROFFT_TEXT);
1.113 schwarze 270: if (a2roffsu(n->string, &su, SCALE_VS))
271: mt->pardist = term_vspan(p, &su);
1.88 schwarze 272: return(0);
273: }
274:
275: static int
1.51 schwarze 276: pre_alternate(DECL_ARGS)
1.1 kristaps 277: {
1.51 schwarze 278: enum termfont font[2];
1.125 schwarze 279: struct roff_node *nn;
1.51 schwarze 280: int savelit, i;
1.1 kristaps 281:
1.51 schwarze 282: switch (n->tok) {
1.100 schwarze 283: case MAN_RB:
1.51 schwarze 284: font[0] = TERMFONT_NONE;
285: font[1] = TERMFONT_BOLD;
286: break;
1.100 schwarze 287: case MAN_RI:
1.51 schwarze 288: font[0] = TERMFONT_NONE;
289: font[1] = TERMFONT_UNDER;
290: break;
1.100 schwarze 291: case MAN_BR:
1.51 schwarze 292: font[0] = TERMFONT_BOLD;
293: font[1] = TERMFONT_NONE;
294: break;
1.100 schwarze 295: case MAN_BI:
1.51 schwarze 296: font[0] = TERMFONT_BOLD;
297: font[1] = TERMFONT_UNDER;
298: break;
1.100 schwarze 299: case MAN_IR:
1.51 schwarze 300: font[0] = TERMFONT_UNDER;
301: font[1] = TERMFONT_NONE;
302: break;
1.100 schwarze 303: case MAN_IB:
1.51 schwarze 304: font[0] = TERMFONT_UNDER;
305: font[1] = TERMFONT_BOLD;
306: break;
307: default:
308: abort();
309: }
1.17 schwarze 310:
1.51 schwarze 311: savelit = MANT_LITERAL & mt->fl;
312: mt->fl &= ~MANT_LITERAL;
1.17 schwarze 313:
1.51 schwarze 314: for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) {
315: term_fontrepl(p, font[i]);
316: if (savelit && NULL == nn->next)
317: mt->fl |= MANT_LITERAL;
1.132 schwarze 318: assert(nn->type == ROFFT_TEXT);
319: term_word(p, nn->string);
320: if (nn->flags & MAN_EOS)
321: p->flags |= TERMP_SENTENCE;
1.51 schwarze 322: if (nn->next)
1.1 kristaps 323: p->flags |= TERMP_NOSPACE;
324: }
1.17 schwarze 325:
1.1 kristaps 326: return(0);
327: }
328:
329: static int
330: pre_B(DECL_ARGS)
331: {
332:
1.21 schwarze 333: term_fontrepl(p, TERMFONT_BOLD);
1.1 kristaps 334: return(1);
1.82 schwarze 335: }
336:
337: static int
338: pre_OP(DECL_ARGS)
339: {
340:
341: term_word(p, "[");
342: p->flags |= TERMP_NOSPACE;
343:
344: if (NULL != (n = n->child)) {
345: term_fontrepl(p, TERMFONT_BOLD);
346: term_word(p, n->string);
347: }
348: if (NULL != n && NULL != n->next) {
349: term_fontrepl(p, TERMFONT_UNDER);
350: term_word(p, n->next->string);
351: }
352:
353: term_fontrepl(p, TERMFONT_NONE);
354: p->flags |= TERMP_NOSPACE;
355: term_word(p, "]");
356: return(0);
1.52 schwarze 357: }
358:
359: static int
360: pre_ft(DECL_ARGS)
361: {
362: const char *cp;
363:
364: if (NULL == n->child) {
365: term_fontlast(p);
366: return(0);
367: }
368:
369: cp = n->child->string;
370: switch (*cp) {
1.100 schwarze 371: case '4':
1.52 schwarze 372: /* FALLTHROUGH */
1.100 schwarze 373: case '3':
1.52 schwarze 374: /* FALLTHROUGH */
1.100 schwarze 375: case 'B':
1.52 schwarze 376: term_fontrepl(p, TERMFONT_BOLD);
377: break;
1.100 schwarze 378: case '2':
1.52 schwarze 379: /* FALLTHROUGH */
1.100 schwarze 380: case 'I':
1.52 schwarze 381: term_fontrepl(p, TERMFONT_UNDER);
382: break;
1.100 schwarze 383: case 'P':
1.52 schwarze 384: term_fontlast(p);
385: break;
1.100 schwarze 386: case '1':
1.52 schwarze 387: /* FALLTHROUGH */
1.100 schwarze 388: case 'C':
1.52 schwarze 389: /* FALLTHROUGH */
1.100 schwarze 390: case 'R':
1.52 schwarze 391: term_fontrepl(p, TERMFONT_NONE);
392: break;
393: default:
394: break;
395: }
396: return(0);
1.1 kristaps 397: }
398:
399: static int
1.45 schwarze 400: pre_in(DECL_ARGS)
1.11 schwarze 401: {
1.116 schwarze 402: struct roffsu su;
403: const char *cp;
1.45 schwarze 404: size_t v;
1.116 schwarze 405: int less;
1.45 schwarze 406:
407: term_newln(p);
408:
409: if (NULL == n->child) {
410: p->offset = mt->offset;
411: return(0);
412: }
1.11 schwarze 413:
1.45 schwarze 414: cp = n->child->string;
415: less = 0;
1.11 schwarze 416:
1.45 schwarze 417: if ('-' == *cp)
418: less = -1;
419: else if ('+' == *cp)
420: less = 1;
421: else
422: cp--;
423:
1.116 schwarze 424: if ( ! a2roffsu(++cp, &su, SCALE_EN))
1.45 schwarze 425: return(0);
426:
1.128 schwarze 427: v = (term_hspan(p, &su) + 11) / 24;
1.45 schwarze 428:
429: if (less < 0)
430: p->offset -= p->offset > v ? v : p->offset;
431: else if (less > 0)
432: p->offset += v;
1.100 schwarze 433: else
1.45 schwarze 434: p->offset = v;
1.117 schwarze 435: if (p->offset > SHRT_MAX)
436: p->offset = term_len(p, p->defindent);
1.59 schwarze 437:
1.11 schwarze 438: return(0);
439: }
440:
441: static int
1.45 schwarze 442: pre_sp(DECL_ARGS)
1.8 schwarze 443: {
1.115 schwarze 444: struct roffsu su;
1.116 schwarze 445: int i, len;
1.45 schwarze 446:
1.69 schwarze 447: if ((NULL == n->prev && n->parent)) {
1.86 schwarze 448: switch (n->parent->tok) {
1.100 schwarze 449: case MAN_SH:
1.86 schwarze 450: /* FALLTHROUGH */
1.100 schwarze 451: case MAN_SS:
1.86 schwarze 452: /* FALLTHROUGH */
1.100 schwarze 453: case MAN_PP:
1.86 schwarze 454: /* FALLTHROUGH */
1.100 schwarze 455: case MAN_LP:
1.86 schwarze 456: /* FALLTHROUGH */
1.100 schwarze 457: case MAN_P:
1.86 schwarze 458: /* FALLTHROUGH */
1.69 schwarze 459: return(0);
1.86 schwarze 460: default:
461: break;
462: }
1.69 schwarze 463: }
464:
1.116 schwarze 465: if (n->tok == MAN_br)
1.45 schwarze 466: len = 0;
1.116 schwarze 467: else if (n->child == NULL)
468: len = 1;
469: else {
470: if ( ! a2roffsu(n->child->string, &su, SCALE_VS))
1.115 schwarze 471: su.scale = 1.0;
472: len = term_vspan(p, &su);
1.45 schwarze 473: }
474:
1.116 schwarze 475: if (len == 0)
1.45 schwarze 476: term_newln(p);
1.116 schwarze 477: else if (len < 0)
478: p->skipvsp -= len;
1.85 schwarze 479: else
480: for (i = 0; i < len; i++)
481: term_vspace(p);
1.8 schwarze 482:
483: return(0);
484: }
485:
486: static int
1.11 schwarze 487: pre_HP(DECL_ARGS)
488: {
1.116 schwarze 489: struct roffsu su;
1.125 schwarze 490: const struct roff_node *nn;
1.116 schwarze 491: int len;
1.11 schwarze 492:
493: switch (n->type) {
1.124 schwarze 494: case ROFFT_BLOCK:
1.88 schwarze 495: print_bvspace(p, n, mt->pardist);
1.11 schwarze 496: return(1);
1.124 schwarze 497: case ROFFT_BODY:
1.11 schwarze 498: break;
499: default:
500: return(0);
501: }
502:
1.84 schwarze 503: if ( ! (MANT_LITERAL & mt->fl)) {
1.99 schwarze 504: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.93 schwarze 505: p->trailspace = 2;
1.84 schwarze 506: }
507:
1.11 schwarze 508: /* Calculate offset. */
509:
1.116 schwarze 510: if ((nn = n->parent->head->child) != NULL &&
511: a2roffsu(nn->string, &su, SCALE_EN)) {
1.128 schwarze 512: len = term_hspan(p, &su) / 24;
1.117 schwarze 513: if (len < 0 && (size_t)(-len) > mt->offset)
514: len = -mt->offset;
515: else if (len > SHRT_MAX)
516: len = term_len(p, p->defindent);
1.116 schwarze 517: mt->lmargin[mt->lmargincur] = len;
518: } else
519: len = mt->lmargin[mt->lmargincur];
1.11 schwarze 520:
1.13 schwarze 521: p->offset = mt->offset;
1.117 schwarze 522: p->rmargin = mt->offset + len;
1.11 schwarze 523: return(1);
524: }
525:
526: static void
527: post_HP(DECL_ARGS)
528: {
529:
530: switch (n->type) {
1.124 schwarze 531: case ROFFT_BODY:
1.90 schwarze 532: term_newln(p);
1.127 schwarze 533:
534: /*
535: * Compatibility with a groff bug.
536: * The .HP macro uses the undocumented .tag request
537: * which causes a line break and cancels no-space
538: * mode even if there isn't any output.
539: */
540:
541: if (n->child == NULL)
542: term_vspace(p);
543:
1.99 schwarze 544: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.93 schwarze 545: p->trailspace = 0;
1.13 schwarze 546: p->offset = mt->offset;
1.11 schwarze 547: p->rmargin = p->maxrmargin;
548: break;
549: default:
550: break;
551: }
552: }
553:
554: static int
1.1 kristaps 555: pre_PP(DECL_ARGS)
556: {
557:
1.11 schwarze 558: switch (n->type) {
1.124 schwarze 559: case ROFFT_BLOCK:
1.77 schwarze 560: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.88 schwarze 561: print_bvspace(p, n, mt->pardist);
1.11 schwarze 562: break;
563: default:
1.13 schwarze 564: p->offset = mt->offset;
1.11 schwarze 565: break;
566: }
567:
1.124 schwarze 568: return(n->type != ROFFT_HEAD);
1.1 kristaps 569: }
570:
571: static int
572: pre_IP(DECL_ARGS)
573: {
1.116 schwarze 574: struct roffsu su;
1.125 schwarze 575: const struct roff_node *nn;
1.116 schwarze 576: int len, savelit;
1.11 schwarze 577:
578: switch (n->type) {
1.124 schwarze 579: case ROFFT_BODY:
1.11 schwarze 580: p->flags |= TERMP_NOSPACE;
581: break;
1.124 schwarze 582: case ROFFT_HEAD:
1.11 schwarze 583: p->flags |= TERMP_NOBREAK;
1.93 schwarze 584: p->trailspace = 1;
1.11 schwarze 585: break;
1.124 schwarze 586: case ROFFT_BLOCK:
1.88 schwarze 587: print_bvspace(p, n, mt->pardist);
1.11 schwarze 588: /* FALLTHROUGH */
589: default:
590: return(1);
591: }
592:
1.57 schwarze 593: /* Calculate the offset from the optional second argument. */
1.116 schwarze 594: if ((nn = n->parent->head->child) != NULL &&
595: (nn = nn->next) != NULL &&
596: a2roffsu(nn->string, &su, SCALE_EN)) {
1.128 schwarze 597: len = term_hspan(p, &su) / 24;
1.116 schwarze 598: if (len < 0 && (size_t)(-len) > mt->offset)
599: len = -mt->offset;
1.117 schwarze 600: else if (len > SHRT_MAX)
601: len = term_len(p, p->defindent);
602: mt->lmargin[mt->lmargincur] = len;
1.116 schwarze 603: } else
604: len = mt->lmargin[mt->lmargincur];
1.11 schwarze 605:
606: switch (n->type) {
1.124 schwarze 607: case ROFFT_HEAD:
1.13 schwarze 608: p->offset = mt->offset;
609: p->rmargin = mt->offset + len;
1.11 schwarze 610:
1.57 schwarze 611: savelit = MANT_LITERAL & mt->fl;
612: mt->fl &= ~MANT_LITERAL;
613:
614: if (n->child)
1.89 schwarze 615: print_man_node(p, mt, n->child, meta);
1.57 schwarze 616:
617: if (savelit)
618: mt->fl |= MANT_LITERAL;
619:
1.11 schwarze 620: return(0);
1.124 schwarze 621: case ROFFT_BODY:
1.13 schwarze 622: p->offset = mt->offset + len;
1.109 schwarze 623: p->rmargin = p->maxrmargin;
1.11 schwarze 624: break;
625: default:
626: break;
627: }
1.1 kristaps 628:
1.11 schwarze 629: return(1);
630: }
1.1 kristaps 631:
1.11 schwarze 632: static void
633: post_IP(DECL_ARGS)
634: {
1.4 schwarze 635:
1.11 schwarze 636: switch (n->type) {
1.124 schwarze 637: case ROFFT_HEAD:
1.11 schwarze 638: term_flushln(p);
639: p->flags &= ~TERMP_NOBREAK;
1.93 schwarze 640: p->trailspace = 0;
1.11 schwarze 641: p->rmargin = p->maxrmargin;
642: break;
1.124 schwarze 643: case ROFFT_BODY:
1.57 schwarze 644: term_newln(p);
1.92 schwarze 645: p->offset = mt->offset;
1.11 schwarze 646: break;
647: default:
648: break;
649: }
1.1 kristaps 650: }
651:
652: static int
653: pre_TP(DECL_ARGS)
654: {
1.116 schwarze 655: struct roffsu su;
1.125 schwarze 656: struct roff_node *nn;
1.116 schwarze 657: int len, savelit;
1.11 schwarze 658:
659: switch (n->type) {
1.124 schwarze 660: case ROFFT_HEAD:
1.11 schwarze 661: p->flags |= TERMP_NOBREAK;
1.93 schwarze 662: p->trailspace = 1;
1.11 schwarze 663: break;
1.124 schwarze 664: case ROFFT_BODY:
1.11 schwarze 665: p->flags |= TERMP_NOSPACE;
666: break;
1.124 schwarze 667: case ROFFT_BLOCK:
1.88 schwarze 668: print_bvspace(p, n, mt->pardist);
1.11 schwarze 669: /* FALLTHROUGH */
670: default:
671: return(1);
672: }
673:
674: /* Calculate offset. */
1.1 kristaps 675:
1.116 schwarze 676: if ((nn = n->parent->head->child) != NULL &&
677: nn->string != NULL && ! (MAN_LINE & nn->flags) &&
678: a2roffsu(nn->string, &su, SCALE_EN)) {
1.128 schwarze 679: len = term_hspan(p, &su) / 24;
1.116 schwarze 680: if (len < 0 && (size_t)(-len) > mt->offset)
681: len = -mt->offset;
1.117 schwarze 682: else if (len > SHRT_MAX)
683: len = term_len(p, p->defindent);
684: mt->lmargin[mt->lmargincur] = len;
1.116 schwarze 685: } else
686: len = mt->lmargin[mt->lmargincur];
1.8 schwarze 687:
1.11 schwarze 688: switch (n->type) {
1.124 schwarze 689: case ROFFT_HEAD:
1.13 schwarze 690: p->offset = mt->offset;
691: p->rmargin = mt->offset + len;
1.11 schwarze 692:
1.57 schwarze 693: savelit = MANT_LITERAL & mt->fl;
694: mt->fl &= ~MANT_LITERAL;
695:
1.11 schwarze 696: /* Don't print same-line elements. */
1.95 schwarze 697: nn = n->child;
698: while (NULL != nn && 0 == (MAN_LINE & nn->flags))
699: nn = nn->next;
700:
701: while (NULL != nn) {
702: print_man_node(p, mt, nn, meta);
703: nn = nn->next;
704: }
1.11 schwarze 705:
1.57 schwarze 706: if (savelit)
707: mt->fl |= MANT_LITERAL;
1.11 schwarze 708: return(0);
1.124 schwarze 709: case ROFFT_BODY:
1.13 schwarze 710: p->offset = mt->offset + len;
1.109 schwarze 711: p->rmargin = p->maxrmargin;
1.93 schwarze 712: p->trailspace = 0;
1.84 schwarze 713: p->flags &= ~TERMP_NOBREAK;
1.11 schwarze 714: break;
715: default:
716: break;
717: }
1.1 kristaps 718:
1.11 schwarze 719: return(1);
720: }
1.1 kristaps 721:
1.11 schwarze 722: static void
723: post_TP(DECL_ARGS)
724: {
1.1 kristaps 725:
1.11 schwarze 726: switch (n->type) {
1.124 schwarze 727: case ROFFT_HEAD:
1.11 schwarze 728: term_flushln(p);
729: break;
1.124 schwarze 730: case ROFFT_BODY:
1.57 schwarze 731: term_newln(p);
1.92 schwarze 732: p->offset = mt->offset;
1.11 schwarze 733: break;
734: default:
735: break;
736: }
1.1 kristaps 737: }
738:
739: static int
740: pre_SS(DECL_ARGS)
741: {
1.88 schwarze 742: int i;
1.1 kristaps 743:
1.11 schwarze 744: switch (n->type) {
1.124 schwarze 745: case ROFFT_BLOCK:
1.69 schwarze 746: mt->fl &= ~MANT_LITERAL;
1.77 schwarze 747: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
748: mt->offset = term_len(p, p->defindent);
1.111 schwarze 749:
750: /*
751: * No vertical space before the first subsection
752: * and after an empty subsection.
753: */
754:
755: do {
756: n = n->prev;
1.135 ! schwarze 757: } while (n != NULL && n->tok != TOKEN_NONE &&
1.123 schwarze 758: termacts[n->tok].flags & MAN_NOTEXT);
1.111 schwarze 759: if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))
1.11 schwarze 760: break;
1.111 schwarze 761:
1.88 schwarze 762: for (i = 0; i < mt->pardist; i++)
763: term_vspace(p);
1.11 schwarze 764: break;
1.124 schwarze 765: case ROFFT_HEAD:
1.21 schwarze 766: term_fontrepl(p, TERMFONT_BOLD);
1.87 schwarze 767: p->offset = term_len(p, 3);
1.129 schwarze 768: p->rmargin = mt->offset;
769: p->trailspace = mt->offset;
770: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.11 schwarze 771: break;
1.124 schwarze 772: case ROFFT_BODY:
1.13 schwarze 773: p->offset = mt->offset;
1.129 schwarze 774: p->rmargin = p->maxrmargin;
775: p->trailspace = 0;
776: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.11 schwarze 777: break;
778: default:
779: break;
780: }
781:
1.1 kristaps 782: return(1);
783: }
784:
785: static void
786: post_SS(DECL_ARGS)
787: {
1.100 schwarze 788:
1.11 schwarze 789: switch (n->type) {
1.124 schwarze 790: case ROFFT_HEAD:
1.11 schwarze 791: term_newln(p);
792: break;
1.124 schwarze 793: case ROFFT_BODY:
1.11 schwarze 794: term_newln(p);
795: break;
796: default:
797: break;
798: }
1.1 kristaps 799: }
800:
801: static int
802: pre_SH(DECL_ARGS)
803: {
1.88 schwarze 804: int i;
1.1 kristaps 805:
1.11 schwarze 806: switch (n->type) {
1.124 schwarze 807: case ROFFT_BLOCK:
1.69 schwarze 808: mt->fl &= ~MANT_LITERAL;
1.77 schwarze 809: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
810: mt->offset = term_len(p, p->defindent);
1.111 schwarze 811:
812: /*
813: * No vertical space before the first section
814: * and after an empty section.
815: */
816:
817: do {
818: n = n->prev;
819: } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
820: if (n == NULL || (n->tok == MAN_SH && n->body->child == NULL))
1.29 schwarze 821: break;
1.111 schwarze 822:
1.88 schwarze 823: for (i = 0; i < mt->pardist; i++)
824: term_vspace(p);
1.11 schwarze 825: break;
1.124 schwarze 826: case ROFFT_HEAD:
1.21 schwarze 827: term_fontrepl(p, TERMFONT_BOLD);
1.11 schwarze 828: p->offset = 0;
1.129 schwarze 829: p->rmargin = mt->offset;
830: p->trailspace = mt->offset;
831: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.11 schwarze 832: break;
1.124 schwarze 833: case ROFFT_BODY:
1.13 schwarze 834: p->offset = mt->offset;
1.129 schwarze 835: p->rmargin = p->maxrmargin;
836: p->trailspace = 0;
837: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.11 schwarze 838: break;
839: default:
840: break;
841: }
842:
1.1 kristaps 843: return(1);
844: }
845:
846: static void
847: post_SH(DECL_ARGS)
848: {
1.100 schwarze 849:
1.11 schwarze 850: switch (n->type) {
1.124 schwarze 851: case ROFFT_HEAD:
1.11 schwarze 852: term_newln(p);
853: break;
1.124 schwarze 854: case ROFFT_BODY:
1.11 schwarze 855: term_newln(p);
856: break;
857: default:
1.13 schwarze 858: break;
859: }
860: }
861:
862: static int
863: pre_RS(DECL_ARGS)
864: {
1.116 schwarze 865: struct roffsu su;
1.13 schwarze 866:
867: switch (n->type) {
1.124 schwarze 868: case ROFFT_BLOCK:
1.13 schwarze 869: term_newln(p);
870: return(1);
1.124 schwarze 871: case ROFFT_HEAD:
1.13 schwarze 872: return(0);
873: default:
874: break;
875: }
876:
1.118 schwarze 877: n = n->parent->head;
878: n->aux = SHRT_MAX + 1;
1.130 schwarze 879: if (n->child == NULL)
880: n->aux = mt->lmargin[mt->lmargincur];
881: else if (a2roffsu(n->child->string, &su, SCALE_EN))
1.128 schwarze 882: n->aux = term_hspan(p, &su) / 24;
1.118 schwarze 883: if (n->aux < 0 && (size_t)(-n->aux) > mt->offset)
884: n->aux = -mt->offset;
885: else if (n->aux > SHRT_MAX)
886: n->aux = term_len(p, p->defindent);
1.13 schwarze 887:
1.118 schwarze 888: mt->offset += n->aux;
1.94 schwarze 889: p->offset = mt->offset;
1.109 schwarze 890: p->rmargin = p->maxrmargin;
1.13 schwarze 891:
1.70 schwarze 892: if (++mt->lmarginsz < MAXMARGINS)
893: mt->lmargincur = mt->lmarginsz;
894:
1.131 schwarze 895: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.13 schwarze 896: return(1);
897: }
898:
899: static void
900: post_RS(DECL_ARGS)
901: {
902:
903: switch (n->type) {
1.124 schwarze 904: case ROFFT_BLOCK:
1.69 schwarze 905: return;
1.124 schwarze 906: case ROFFT_HEAD:
1.69 schwarze 907: return;
1.13 schwarze 908: default:
909: term_newln(p);
1.11 schwarze 910: break;
911: }
1.69 schwarze 912:
1.118 schwarze 913: mt->offset -= n->parent->head->aux;
1.69 schwarze 914: p->offset = mt->offset;
1.70 schwarze 915:
916: if (--mt->lmarginsz < MAXMARGINS)
917: mt->lmargincur = mt->lmarginsz;
1.91 schwarze 918: }
919:
920: static int
921: pre_UR(DECL_ARGS)
922: {
923:
1.124 schwarze 924: return (n->type != ROFFT_HEAD);
1.91 schwarze 925: }
926:
927: static void
928: post_UR(DECL_ARGS)
929: {
930:
1.124 schwarze 931: if (n->type != ROFFT_BLOCK)
1.91 schwarze 932: return;
933:
934: term_word(p, "<");
935: p->flags |= TERMP_NOSPACE;
936:
937: if (NULL != n->child->child)
938: print_man_node(p, mt, n->child->child, meta);
939:
940: p->flags |= TERMP_NOSPACE;
941: term_word(p, ">");
1.47 schwarze 942: }
943:
1.1 kristaps 944: static void
1.19 schwarze 945: print_man_node(DECL_ARGS)
1.1 kristaps 946: {
1.32 schwarze 947: size_t rm, rmax;
1.21 schwarze 948: int c;
1.1 kristaps 949:
950: switch (n->type) {
1.124 schwarze 951: case ROFFT_TEXT:
1.61 schwarze 952: /*
953: * If we have a blank line, output a vertical space.
954: * If we have a space as the first character, break
955: * before printing the line's data.
956: */
1.60 schwarze 957: if ('\0' == *n->string) {
1.1 kristaps 958: term_vspace(p);
1.61 schwarze 959: return;
960: } else if (' ' == *n->string && MAN_LINE & n->flags)
1.60 schwarze 961: term_newln(p);
1.21 schwarze 962:
1.1 kristaps 963: term_word(p, n->string);
1.84 schwarze 964: goto out;
1.21 schwarze 965:
1.124 schwarze 966: case ROFFT_EQN:
1.105 schwarze 967: if ( ! (n->flags & MAN_LINE))
968: p->flags |= TERMP_NOSPACE;
1.71 schwarze 969: term_eqn(p, n->eqn);
1.107 schwarze 970: if (n->next != NULL && ! (n->next->flags & MAN_LINE))
1.106 schwarze 971: p->flags |= TERMP_NOSPACE;
1.61 schwarze 972: return;
1.124 schwarze 973: case ROFFT_TBL:
1.122 schwarze 974: if (p->tbl.cols == NULL)
975: term_vspace(p);
1.58 schwarze 976: term_tbl(p, n->span);
1.61 schwarze 977: return;
1.1 kristaps 978: default:
979: break;
980: }
981:
1.61 schwarze 982: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
983: term_fontrepl(p, TERMFONT_NONE);
984:
985: c = 1;
986: if (termacts[n->tok].pre)
1.89 schwarze 987: c = (*termacts[n->tok].pre)(p, mt, n, meta);
1.61 schwarze 988:
1.1 kristaps 989: if (c && n->child)
1.89 schwarze 990: print_man_nodelist(p, mt, n->child, meta);
1.1 kristaps 991:
1.61 schwarze 992: if (termacts[n->tok].post)
1.89 schwarze 993: (*termacts[n->tok].post)(p, mt, n, meta);
1.61 schwarze 994: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
995: term_fontrepl(p, TERMFONT_NONE);
1.30 schwarze 996:
1.84 schwarze 997: out:
998: /*
999: * If we're in a literal context, make sure that words
1000: * together on the same line stay together. This is a
1001: * POST-printing call, so we check the NEXT word. Since
1002: * -man doesn't have nested macros, we don't need to be
1003: * more specific than this.
1004: */
1.110 schwarze 1005: if (mt->fl & MANT_LITERAL &&
1006: ! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
1007: (n->next == NULL || n->next->flags & MAN_LINE)) {
1.84 schwarze 1008: rm = p->rmargin;
1009: rmax = p->maxrmargin;
1010: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1011: p->flags |= TERMP_NOSPACE;
1.110 schwarze 1012: if (n->string != NULL && *n->string != '\0')
1.84 schwarze 1013: term_flushln(p);
1014: else
1015: term_newln(p);
1016: if (rm < rmax && n->parent->tok == MAN_HP) {
1017: p->offset = rm;
1018: p->rmargin = rmax;
1019: } else
1020: p->rmargin = rm;
1021: p->maxrmargin = rmax;
1022: }
1.30 schwarze 1023: if (MAN_EOS & n->flags)
1024: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1025: }
1026:
1027:
1028: static void
1.21 schwarze 1029: print_man_nodelist(DECL_ARGS)
1.1 kristaps 1030: {
1.11 schwarze 1031:
1.121 schwarze 1032: while (n != NULL) {
1033: print_man_node(p, mt, n, meta);
1034: n = n->next;
1035: }
1.1 kristaps 1036: }
1037:
1038: static void
1.126 schwarze 1039: print_man_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 1040: {
1.101 schwarze 1041: char *title;
1.109 schwarze 1042: size_t datelen, titlen;
1.41 schwarze 1043:
1.80 schwarze 1044: assert(meta->title);
1045: assert(meta->msec);
1046: assert(meta->date);
1.21 schwarze 1047:
1048: term_fontrepl(p, TERMFONT_NONE);
1.1 kristaps 1049:
1.103 schwarze 1050: if (meta->hasbody)
1051: term_vspace(p);
1.81 schwarze 1052:
1053: /*
1054: * Temporary, undocumented option to imitate mdoc(7) output.
1.126 schwarze 1055: * In the bottom right corner, use the operating system
1056: * instead of the title.
1.81 schwarze 1057: */
1058:
1.79 schwarze 1059: if ( ! p->mdocstyle) {
1.103 schwarze 1060: if (meta->hasbody) {
1061: term_vspace(p);
1062: term_vspace(p);
1063: }
1.101 schwarze 1064: mandoc_asprintf(&title, "%s(%s)",
1065: meta->title, meta->msec);
1.126 schwarze 1066: } else if (meta->os) {
1067: title = mandoc_strdup(meta->os);
1.79 schwarze 1068: } else {
1.101 schwarze 1069: title = mandoc_strdup("");
1.79 schwarze 1070: }
1.78 schwarze 1071: datelen = term_strlen(p, meta->date);
1.1 kristaps 1072:
1.126 schwarze 1073: /* Bottom left corner: operating system. */
1.81 schwarze 1074:
1.1 kristaps 1075: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.93 schwarze 1076: p->trailspace = 1;
1.1 kristaps 1077: p->offset = 0;
1.109 schwarze 1078: p->rmargin = p->maxrmargin > datelen ?
1079: (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
1.1 kristaps 1080:
1.126 schwarze 1081: if (meta->os)
1082: term_word(p, meta->os);
1.1 kristaps 1083: term_flushln(p);
1084:
1.81 schwarze 1085: /* At the bottom in the middle: manual date. */
1086:
1.109 schwarze 1087: p->offset = p->rmargin;
1088: titlen = term_strlen(p, title);
1089: p->rmargin = p->maxrmargin > titlen ? p->maxrmargin - titlen : 0;
1.72 schwarze 1090: p->flags |= TERMP_NOSPACE;
1.78 schwarze 1091:
1092: term_word(p, meta->date);
1093: term_flushln(p);
1094:
1.81 schwarze 1095: /* Bottom right corner: manual title and section. */
1096:
1.78 schwarze 1097: p->flags &= ~TERMP_NOBREAK;
1098: p->flags |= TERMP_NOSPACE;
1.93 schwarze 1099: p->trailspace = 0;
1.78 schwarze 1100: p->offset = p->rmargin;
1.1 kristaps 1101: p->rmargin = p->maxrmargin;
1102:
1.78 schwarze 1103: term_word(p, title);
1.1 kristaps 1104: term_flushln(p);
1.101 schwarze 1105: free(title);
1.1 kristaps 1106: }
1107:
1108: static void
1.126 schwarze 1109: print_man_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 1110: {
1.102 schwarze 1111: const char *volume;
1.101 schwarze 1112: char *title;
1.102 schwarze 1113: size_t vollen, titlen;
1.41 schwarze 1114:
1.89 schwarze 1115: assert(meta->title);
1116: assert(meta->msec);
1.1 kristaps 1117:
1.102 schwarze 1118: volume = NULL == meta->vol ? "" : meta->vol;
1119: vollen = term_strlen(p, volume);
1.1 kristaps 1120:
1.81 schwarze 1121: /* Top left corner: manual title and section. */
1122:
1.101 schwarze 1123: mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
1.42 schwarze 1124: titlen = term_strlen(p, title);
1.1 kristaps 1125:
1.73 schwarze 1126: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.93 schwarze 1127: p->trailspace = 1;
1.1 kristaps 1128: p->offset = 0;
1.102 schwarze 1129: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1130: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.109 schwarze 1131: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 1132:
1133: term_word(p, title);
1134: term_flushln(p);
1135:
1.81 schwarze 1136: /* At the top in the middle: manual volume. */
1137:
1.72 schwarze 1138: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1139: p->offset = p->rmargin;
1.102 schwarze 1140: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.25 schwarze 1141: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 1142:
1.102 schwarze 1143: term_word(p, volume);
1.1 kristaps 1144: term_flushln(p);
1145:
1.81 schwarze 1146: /* Top right corner: title and section, again. */
1147:
1.1 kristaps 1148: p->flags &= ~TERMP_NOBREAK;
1.93 schwarze 1149: p->trailspace = 0;
1.25 schwarze 1150: if (p->rmargin + titlen <= p->maxrmargin) {
1.72 schwarze 1151: p->flags |= TERMP_NOSPACE;
1.25 schwarze 1152: p->offset = p->rmargin;
1153: p->rmargin = p->maxrmargin;
1154: term_word(p, title);
1155: term_flushln(p);
1156: }
1.1 kristaps 1157:
1.73 schwarze 1158: p->flags &= ~TERMP_NOSPACE;
1159: p->offset = 0;
1.1 kristaps 1160: p->rmargin = p->maxrmargin;
1.29 schwarze 1161:
1.100 schwarze 1162: /*
1.81 schwarze 1163: * Groff prints three blank lines before the content.
1164: * Do the same, except in the temporary, undocumented
1165: * mode imitating mdoc(7) output.
1.29 schwarze 1166: */
1167:
1168: term_vspace(p);
1.79 schwarze 1169: if ( ! p->mdocstyle) {
1170: term_vspace(p);
1171: term_vspace(p);
1172: }
1.101 schwarze 1173: free(title);
1.1 kristaps 1174: }
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