Annotation of mandoc/man_term.c, Revision 1.213
1.213 ! schwarze 1: /* $Id: man_term.c,v 1.212 2018/08/14 01:27:48 schwarze Exp $ */
1.1 kristaps 2: /*
1.128 schwarze 3: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.210 schwarze 4: * Copyright (c) 2010-2015, 2017, 2018 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: *
1.171 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.8 kristaps 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.171 schwarze 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.8 kristaps 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>
1.164 schwarze 24: #include <limits.h>
1.1 kristaps 25: #include <stdio.h>
26: #include <stdlib.h>
27: #include <string.h>
28:
1.171 schwarze 29: #include "mandoc_aux.h"
1.71 kristaps 30: #include "mandoc.h"
1.171 schwarze 31: #include "roff.h"
32: #include "man.h"
1.40 kristaps 33: #include "out.h"
1.1 kristaps 34: #include "term.h"
1.36 kristaps 35: #include "main.h"
1.1 kristaps 36:
1.116 schwarze 37: #define MAXMARGINS 64 /* maximum number of indented scopes */
1.18 kristaps 38:
1.24 kristaps 39: struct mtermp {
40: int fl;
1.19 kristaps 41: #define MANT_LITERAL (1 << 0)
1.163 schwarze 42: int lmargin[MAXMARGINS]; /* margins (incl. vis. page) */
1.116 schwarze 43: int lmargincur; /* index of current margin */
44: int lmarginsz; /* actual number of nested margins */
45: size_t offset; /* default offset to visible page */
1.134 schwarze 46: int pardist; /* vert. space before par., unit: [v] */
1.24 kristaps 47: };
1.19 kristaps 48:
1.146 schwarze 49: #define DECL_ARGS struct termp *p, \
1.24 kristaps 50: struct mtermp *mt, \
1.172 schwarze 51: struct roff_node *n, \
1.173 schwarze 52: const struct roff_meta *meta
1.1 kristaps 53:
54: struct termact {
55: int (*pre)(DECL_ARGS);
56: void (*post)(DECL_ARGS);
1.56 kristaps 57: int flags;
58: #define MAN_NOTEXT (1 << 0) /* Never has text children. */
1.1 kristaps 59: };
60:
1.52 kristaps 61: static void print_man_nodelist(DECL_ARGS);
1.45 kristaps 62: static void print_man_node(DECL_ARGS);
1.173 schwarze 63: static void print_man_head(struct termp *,
64: const struct roff_meta *);
65: static void print_man_foot(struct termp *,
66: const struct roff_meta *);
1.146 schwarze 67: static void print_bvspace(struct termp *,
1.172 schwarze 68: const struct roff_node *, int);
1.39 kristaps 69:
1.1 kristaps 70: static int pre_B(DECL_ARGS);
1.199 schwarze 71: static int pre_DT(DECL_ARGS);
1.19 kristaps 72: static int pre_HP(DECL_ARGS);
1.1 kristaps 73: static int pre_I(DECL_ARGS);
1.4 kristaps 74: static int pre_IP(DECL_ARGS);
1.127 kristaps 75: static int pre_OP(DECL_ARGS);
1.134 schwarze 76: static int pre_PD(DECL_ARGS);
1.1 kristaps 77: static int pre_PP(DECL_ARGS);
1.26 kristaps 78: static int pre_RS(DECL_ARGS);
1.1 kristaps 79: static int pre_SH(DECL_ARGS);
80: static int pre_SS(DECL_ARGS);
81: static int pre_TP(DECL_ARGS);
1.137 schwarze 82: static int pre_UR(DECL_ARGS);
1.127 kristaps 83: static int pre_alternate(DECL_ARGS);
1.29 kristaps 84: static int pre_ign(DECL_ARGS);
1.83 kristaps 85: static int pre_in(DECL_ARGS);
1.84 kristaps 86: static int pre_literal(DECL_ARGS);
1.1 kristaps 87:
1.22 kristaps 88: static void post_IP(DECL_ARGS);
1.20 kristaps 89: static void post_HP(DECL_ARGS);
1.26 kristaps 90: static void post_RS(DECL_ARGS);
1.1 kristaps 91: static void post_SH(DECL_ARGS);
92: static void post_SS(DECL_ARGS);
1.21 kristaps 93: static void post_TP(DECL_ARGS);
1.137 schwarze 94: static void post_UR(DECL_ARGS);
1.1 kristaps 95:
1.192 schwarze 96: static const struct termact __termacts[MAN_MAX - MAN_TH] = {
1.56 kristaps 97: { NULL, NULL, 0 }, /* TH */
98: { pre_SH, post_SH, 0 }, /* SH */
99: { pre_SS, post_SS, 0 }, /* SS */
100: { pre_TP, post_TP, 0 }, /* TP */
1.213 ! schwarze 101: { pre_TP, post_TP, 0 }, /* TQ */
1.56 kristaps 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 */
1.146 schwarze 106: { pre_HP, post_HP, 0 }, /* HP */
1.56 kristaps 107: { NULL, NULL, 0 }, /* SM */
108: { pre_B, NULL, 0 }, /* SB */
1.88 kristaps 109: { pre_alternate, NULL, 0 }, /* BI */
110: { pre_alternate, NULL, 0 }, /* IB */
111: { pre_alternate, NULL, 0 }, /* BR */
112: { pre_alternate, NULL, 0 }, /* RB */
1.56 kristaps 113: { NULL, NULL, 0 }, /* R */
114: { pre_B, NULL, 0 }, /* B */
115: { pre_I, NULL, 0 }, /* I */
1.88 kristaps 116: { pre_alternate, NULL, 0 }, /* IR */
117: { pre_alternate, NULL, 0 }, /* RI */
1.84 kristaps 118: { pre_literal, NULL, 0 }, /* nf */
119: { pre_literal, NULL, 0 }, /* fi */
1.56 kristaps 120: { NULL, NULL, 0 }, /* RE */
121: { pre_RS, post_RS, 0 }, /* RS */
1.199 schwarze 122: { pre_DT, NULL, 0 }, /* DT */
1.158 schwarze 123: { pre_ign, NULL, MAN_NOTEXT }, /* UC */
1.134 schwarze 124: { pre_PD, NULL, MAN_NOTEXT }, /* PD */
1.70 joerg 125: { pre_ign, NULL, 0 }, /* AT */
1.83 kristaps 126: { pre_in, NULL, MAN_NOTEXT }, /* in */
1.127 kristaps 127: { pre_OP, NULL, 0 }, /* OP */
1.129 schwarze 128: { pre_literal, NULL, 0 }, /* EX */
129: { pre_literal, NULL, 0 }, /* EE */
1.137 schwarze 130: { pre_UR, post_UR, 0 }, /* UR */
131: { NULL, NULL, 0 }, /* UE */
1.208 schwarze 132: { pre_UR, post_UR, 0 }, /* MT */
133: { NULL, NULL, 0 }, /* ME */
1.1 kristaps 134: };
1.192 schwarze 135: static const struct termact *termacts = __termacts - MAN_TH;
1.1 kristaps 136:
137:
1.31 kristaps 138: void
1.180 schwarze 139: terminal_man(void *arg, const struct roff_man *man)
1.1 kristaps 140: {
1.36 kristaps 141: struct termp *p;
1.172 schwarze 142: struct roff_node *n;
1.36 kristaps 143: struct mtermp mt;
1.189 schwarze 144: size_t save_defindent;
1.36 kristaps 145:
146: p = (struct termp *)arg;
1.206 schwarze 147: save_defindent = p->defindent;
148: if (p->synopsisonly == 0 && p->defindent == 0)
149: p->defindent = 7;
1.203 schwarze 150: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.198 schwarze 151: term_tab_set(p, NULL);
152: term_tab_set(p, "T");
153: term_tab_set(p, ".5i");
1.36 kristaps 154:
1.116 schwarze 155: memset(&mt, 0, sizeof(struct mtermp));
1.122 schwarze 156: mt.lmargin[mt.lmargincur] = term_len(p, p->defindent);
157: mt.offset = term_len(p, p->defindent);
1.134 schwarze 158: mt.pardist = 1;
1.24 kristaps 159:
1.181 schwarze 160: n = man->first->child;
1.151 schwarze 161: if (p->synopsisonly) {
162: while (n != NULL) {
163: if (n->tok == MAN_SH &&
1.171 schwarze 164: n->child->child->type == ROFFT_TEXT &&
1.151 schwarze 165: !strcmp(n->child->child->string, "SYNOPSIS")) {
166: if (n->child->next->child != NULL)
167: print_man_nodelist(p, &mt,
1.181 schwarze 168: n->child->next->child,
169: &man->meta);
1.151 schwarze 170: term_newln(p);
171: break;
172: }
173: n = n->next;
174: }
175: } else {
1.181 schwarze 176: term_begin(p, print_man_head, print_man_foot, &man->meta);
1.151 schwarze 177: p->flags |= TERMP_NOSPACE;
178: if (n != NULL)
1.181 schwarze 179: print_man_nodelist(p, &mt, n, &man->meta);
1.151 schwarze 180: term_end(p);
181: }
1.206 schwarze 182: p->defindent = save_defindent;
1.1 kristaps 183: }
184:
1.111 kristaps 185: /*
186: * Printing leading vertical space before a block.
187: * This is used for the paragraph macros.
188: * The rules are pretty simple, since there's very little nesting going
189: * on here. Basically, if we're the first within another block (SS/SH),
190: * then don't emit vertical space. If we are (RS), then do. If not the
191: * first, print it.
192: */
1.39 kristaps 193: static void
1.172 schwarze 194: print_bvspace(struct termp *p, const struct roff_node *n, int pardist)
1.18 kristaps 195: {
1.134 schwarze 196: int i;
1.111 kristaps 197:
1.39 kristaps 198: term_newln(p);
1.101 schwarze 199:
1.111 kristaps 200: if (n->body && n->body->child)
1.171 schwarze 201: if (n->body->child->type == ROFFT_TBL)
1.111 kristaps 202: return;
203:
1.171 schwarze 204: if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS)
1.111 kristaps 205: if (NULL == n->prev)
206: return;
1.18 kristaps 207:
1.134 schwarze 208: for (i = 0; i < pardist; i++)
209: term_vspace(p);
1.18 kristaps 210: }
211:
1.146 schwarze 212:
1.1 kristaps 213: static int
1.29 kristaps 214: pre_ign(DECL_ARGS)
215: {
216:
1.185 schwarze 217: return 0;
1.29 kristaps 218: }
219:
220: static int
1.1 kristaps 221: pre_I(DECL_ARGS)
222: {
223:
1.52 kristaps 224: term_fontrepl(p, TERMFONT_UNDER);
1.185 schwarze 225: return 1;
1.19 kristaps 226: }
227:
1.3 kristaps 228: static int
1.84 kristaps 229: pre_literal(DECL_ARGS)
1.19 kristaps 230: {
231:
1.81 kristaps 232: term_newln(p);
1.88 kristaps 233:
1.203 schwarze 234: if (n->tok == MAN_nf || n->tok == MAN_EX)
1.84 kristaps 235: mt->fl |= MANT_LITERAL;
1.88 kristaps 236: else
1.84 kristaps 237: mt->fl &= ~MANT_LITERAL;
238:
1.117 schwarze 239: /*
240: * Unlike .IP and .TP, .HP does not have a HEAD.
241: * So in case a second call to term_flushln() is needed,
242: * indentation has to be set up explicitly.
243: */
1.203 schwarze 244: if (n->parent->tok == MAN_HP && p->tcol->rmargin < p->maxrmargin) {
245: p->tcol->offset = p->tcol->rmargin;
246: p->tcol->rmargin = p->maxrmargin;
1.139 schwarze 247: p->trailspace = 0;
1.145 schwarze 248: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.117 schwarze 249: p->flags |= TERMP_NOSPACE;
250: }
251:
1.185 schwarze 252: return 0;
1.19 kristaps 253: }
254:
255: static int
1.134 schwarze 256: pre_PD(DECL_ARGS)
257: {
1.160 schwarze 258: struct roffsu su;
1.134 schwarze 259:
260: n = n->child;
1.160 schwarze 261: if (n == NULL) {
1.134 schwarze 262: mt->pardist = 1;
1.185 schwarze 263: return 0;
1.134 schwarze 264: }
1.171 schwarze 265: assert(n->type == ROFFT_TEXT);
1.204 schwarze 266: if (a2roffsu(n->string, &su, SCALE_VS) != NULL)
1.160 schwarze 267: mt->pardist = term_vspan(p, &su);
1.185 schwarze 268: return 0;
1.134 schwarze 269: }
270:
271: static int
1.88 kristaps 272: pre_alternate(DECL_ARGS)
1.3 kristaps 273: {
1.88 kristaps 274: enum termfont font[2];
1.172 schwarze 275: struct roff_node *nn;
1.88 kristaps 276: int savelit, i;
1.3 kristaps 277:
1.88 kristaps 278: switch (n->tok) {
1.146 schwarze 279: case MAN_RB:
1.88 kristaps 280: font[0] = TERMFONT_NONE;
281: font[1] = TERMFONT_BOLD;
282: break;
1.146 schwarze 283: case MAN_RI:
1.88 kristaps 284: font[0] = TERMFONT_NONE;
285: font[1] = TERMFONT_UNDER;
286: break;
1.146 schwarze 287: case MAN_BR:
1.88 kristaps 288: font[0] = TERMFONT_BOLD;
289: font[1] = TERMFONT_NONE;
290: break;
1.146 schwarze 291: case MAN_BI:
1.88 kristaps 292: font[0] = TERMFONT_BOLD;
293: font[1] = TERMFONT_UNDER;
294: break;
1.146 schwarze 295: case MAN_IR:
1.88 kristaps 296: font[0] = TERMFONT_UNDER;
297: font[1] = TERMFONT_NONE;
298: break;
1.146 schwarze 299: case MAN_IB:
1.88 kristaps 300: font[0] = TERMFONT_UNDER;
301: font[1] = TERMFONT_BOLD;
302: break;
303: default:
304: abort();
305: }
1.35 kristaps 306:
1.88 kristaps 307: savelit = MANT_LITERAL & mt->fl;
308: mt->fl &= ~MANT_LITERAL;
1.35 kristaps 309:
1.88 kristaps 310: for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) {
311: term_fontrepl(p, font[i]);
312: if (savelit && NULL == nn->next)
313: mt->fl |= MANT_LITERAL;
1.179 schwarze 314: assert(nn->type == ROFFT_TEXT);
315: term_word(p, nn->string);
1.188 schwarze 316: if (nn->flags & NODE_EOS)
1.179 schwarze 317: p->flags |= TERMP_SENTENCE;
1.88 kristaps 318: if (nn->next)
1.4 kristaps 319: p->flags |= TERMP_NOSPACE;
1.3 kristaps 320: }
321:
1.185 schwarze 322: return 0;
1.3 kristaps 323: }
324:
1.1 kristaps 325: static int
326: pre_B(DECL_ARGS)
327: {
328:
1.52 kristaps 329: term_fontrepl(p, TERMFONT_BOLD);
1.185 schwarze 330: return 1;
1.127 kristaps 331: }
332:
333: static int
334: pre_OP(DECL_ARGS)
335: {
336:
337: term_word(p, "[");
338: p->flags |= TERMP_NOSPACE;
339:
340: if (NULL != (n = n->child)) {
341: term_fontrepl(p, TERMFONT_BOLD);
342: term_word(p, n->string);
343: }
344: if (NULL != n && NULL != n->next) {
345: term_fontrepl(p, TERMFONT_UNDER);
346: term_word(p, n->next->string);
347: }
348:
349: term_fontrepl(p, TERMFONT_NONE);
350: p->flags |= TERMP_NOSPACE;
351: term_word(p, "]");
1.185 schwarze 352: return 0;
1.83 kristaps 353: }
354:
355: static int
356: pre_in(DECL_ARGS)
357: {
1.163 schwarze 358: struct roffsu su;
359: const char *cp;
1.83 kristaps 360: size_t v;
1.163 schwarze 361: int less;
1.83 kristaps 362:
363: term_newln(p);
364:
1.203 schwarze 365: if (n->child == NULL) {
366: p->tcol->offset = mt->offset;
1.185 schwarze 367: return 0;
1.83 kristaps 368: }
369:
370: cp = n->child->string;
371: less = 0;
372:
373: if ('-' == *cp)
374: less = -1;
375: else if ('+' == *cp)
376: less = 1;
377: else
378: cp--;
379:
1.204 schwarze 380: if (a2roffsu(++cp, &su, SCALE_EN) == NULL)
1.185 schwarze 381: return 0;
1.83 kristaps 382:
1.205 schwarze 383: v = term_hen(p, &su);
1.83 kristaps 384:
385: if (less < 0)
1.203 schwarze 386: p->tcol->offset -= p->tcol->offset > v ? v : p->tcol->offset;
1.83 kristaps 387: else if (less > 0)
1.203 schwarze 388: p->tcol->offset += v;
1.146 schwarze 389: else
1.203 schwarze 390: p->tcol->offset = v;
391: if (p->tcol->offset > SHRT_MAX)
392: p->tcol->offset = term_len(p, p->defindent);
1.19 kristaps 393:
1.199 schwarze 394: return 0;
395: }
396:
397: static int
398: pre_DT(DECL_ARGS)
399: {
400: term_tab_set(p, NULL);
401: term_tab_set(p, "T");
402: term_tab_set(p, ".5i");
1.185 schwarze 403: return 0;
1.15 kristaps 404: }
405:
406: static int
1.19 kristaps 407: pre_HP(DECL_ARGS)
408: {
1.163 schwarze 409: struct roffsu su;
1.172 schwarze 410: const struct roff_node *nn;
1.163 schwarze 411: int len;
1.19 kristaps 412:
1.20 kristaps 413: switch (n->type) {
1.171 schwarze 414: case ROFFT_BLOCK:
1.134 schwarze 415: print_bvspace(p, n, mt->pardist);
1.185 schwarze 416: return 1;
1.171 schwarze 417: case ROFFT_BODY:
1.20 kristaps 418: break;
419: default:
1.185 schwarze 420: return 0;
1.20 kristaps 421: }
422:
1.130 schwarze 423: if ( ! (MANT_LITERAL & mt->fl)) {
1.145 schwarze 424: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.139 schwarze 425: p->trailspace = 2;
1.130 schwarze 426: }
427:
1.24 kristaps 428: /* Calculate offset. */
429:
1.163 schwarze 430: if ((nn = n->parent->head->child) != NULL &&
1.204 schwarze 431: a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
1.205 schwarze 432: len = term_hen(p, &su);
1.164 schwarze 433: if (len < 0 && (size_t)(-len) > mt->offset)
434: len = -mt->offset;
435: else if (len > SHRT_MAX)
436: len = term_len(p, p->defindent);
1.163 schwarze 437: mt->lmargin[mt->lmargincur] = len;
438: } else
439: len = mt->lmargin[mt->lmargincur];
1.24 kristaps 440:
1.203 schwarze 441: p->tcol->offset = mt->offset;
442: p->tcol->rmargin = mt->offset + len;
1.185 schwarze 443: return 1;
1.19 kristaps 444: }
445:
1.20 kristaps 446: static void
447: post_HP(DECL_ARGS)
448: {
449:
450: switch (n->type) {
1.171 schwarze 451: case ROFFT_BODY:
1.136 schwarze 452: term_newln(p);
1.174 schwarze 453:
454: /*
455: * Compatibility with a groff bug.
456: * The .HP macro uses the undocumented .tag request
457: * which causes a line break and cancels no-space
458: * mode even if there isn't any output.
459: */
460:
461: if (n->child == NULL)
462: term_vspace(p);
463:
1.145 schwarze 464: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.139 schwarze 465: p->trailspace = 0;
1.203 schwarze 466: p->tcol->offset = mt->offset;
467: p->tcol->rmargin = p->maxrmargin;
1.20 kristaps 468: break;
469: default:
470: break;
471: }
472: }
473:
1.19 kristaps 474: static int
1.1 kristaps 475: pre_PP(DECL_ARGS)
476: {
477:
1.19 kristaps 478: switch (n->type) {
1.171 schwarze 479: case ROFFT_BLOCK:
1.122 schwarze 480: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.134 schwarze 481: print_bvspace(p, n, mt->pardist);
1.19 kristaps 482: break;
483: default:
1.203 schwarze 484: p->tcol->offset = mt->offset;
1.19 kristaps 485: break;
486: }
487:
1.185 schwarze 488: return n->type != ROFFT_HEAD;
1.1 kristaps 489: }
490:
491: static int
1.4 kristaps 492: pre_IP(DECL_ARGS)
493: {
1.163 schwarze 494: struct roffsu su;
1.172 schwarze 495: const struct roff_node *nn;
1.163 schwarze 496: int len, savelit;
1.18 kristaps 497:
1.22 kristaps 498: switch (n->type) {
1.171 schwarze 499: case ROFFT_BODY:
1.22 kristaps 500: p->flags |= TERMP_NOSPACE;
501: break;
1.171 schwarze 502: case ROFFT_HEAD:
1.22 kristaps 503: p->flags |= TERMP_NOBREAK;
1.139 schwarze 504: p->trailspace = 1;
1.22 kristaps 505: break;
1.171 schwarze 506: case ROFFT_BLOCK:
1.134 schwarze 507: print_bvspace(p, n, mt->pardist);
1.23 kristaps 508: /* FALLTHROUGH */
1.22 kristaps 509: default:
1.185 schwarze 510: return 1;
1.22 kristaps 511: }
1.18 kristaps 512:
1.94 schwarze 513: /* Calculate the offset from the optional second argument. */
1.163 schwarze 514: if ((nn = n->parent->head->child) != NULL &&
515: (nn = nn->next) != NULL &&
1.204 schwarze 516: a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
1.205 schwarze 517: len = term_hen(p, &su);
1.163 schwarze 518: if (len < 0 && (size_t)(-len) > mt->offset)
519: len = -mt->offset;
1.164 schwarze 520: else if (len > SHRT_MAX)
521: len = term_len(p, p->defindent);
522: mt->lmargin[mt->lmargincur] = len;
1.163 schwarze 523: } else
524: len = mt->lmargin[mt->lmargincur];
1.4 kristaps 525:
1.22 kristaps 526: switch (n->type) {
1.171 schwarze 527: case ROFFT_HEAD:
1.203 schwarze 528: p->tcol->offset = mt->offset;
529: p->tcol->rmargin = mt->offset + len;
1.18 kristaps 530:
1.94 schwarze 531: savelit = MANT_LITERAL & mt->fl;
532: mt->fl &= ~MANT_LITERAL;
533:
534: if (n->child)
1.135 schwarze 535: print_man_node(p, mt, n->child, meta);
1.94 schwarze 536:
537: if (savelit)
538: mt->fl |= MANT_LITERAL;
539:
1.185 schwarze 540: return 0;
1.171 schwarze 541: case ROFFT_BODY:
1.203 schwarze 542: p->tcol->offset = mt->offset + len;
543: p->tcol->rmargin = p->maxrmargin;
1.23 kristaps 544: break;
1.22 kristaps 545: default:
546: break;
1.18 kristaps 547: }
548:
1.185 schwarze 549: return 1;
1.22 kristaps 550: }
1.18 kristaps 551:
1.22 kristaps 552: static void
553: post_IP(DECL_ARGS)
554: {
1.4 kristaps 555:
1.22 kristaps 556: switch (n->type) {
1.171 schwarze 557: case ROFFT_HEAD:
1.22 kristaps 558: term_flushln(p);
559: p->flags &= ~TERMP_NOBREAK;
1.139 schwarze 560: p->trailspace = 0;
1.203 schwarze 561: p->tcol->rmargin = p->maxrmargin;
1.22 kristaps 562: break;
1.171 schwarze 563: case ROFFT_BODY:
1.94 schwarze 564: term_newln(p);
1.203 schwarze 565: p->tcol->offset = mt->offset;
1.22 kristaps 566: break;
567: default:
568: break;
569: }
1.4 kristaps 570: }
571:
572: static int
1.1 kristaps 573: pre_TP(DECL_ARGS)
574: {
1.163 schwarze 575: struct roffsu su;
1.172 schwarze 576: struct roff_node *nn;
1.163 schwarze 577: int len, savelit;
1.1 kristaps 578:
1.21 kristaps 579: switch (n->type) {
1.171 schwarze 580: case ROFFT_HEAD:
1.184 schwarze 581: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP;
1.139 schwarze 582: p->trailspace = 1;
1.21 kristaps 583: break;
1.171 schwarze 584: case ROFFT_BODY:
1.21 kristaps 585: p->flags |= TERMP_NOSPACE;
1.23 kristaps 586: break;
1.171 schwarze 587: case ROFFT_BLOCK:
1.213 ! schwarze 588: if (n->tok == MAN_TP)
! 589: print_bvspace(p, n, mt->pardist);
1.23 kristaps 590: /* FALLTHROUGH */
591: default:
1.185 schwarze 592: return 1;
1.23 kristaps 593: }
594:
595: /* Calculate offset. */
596:
1.163 schwarze 597: if ((nn = n->parent->head->child) != NULL &&
1.188 schwarze 598: nn->string != NULL && ! (NODE_LINE & nn->flags) &&
1.204 schwarze 599: a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
1.205 schwarze 600: len = term_hen(p, &su);
1.163 schwarze 601: if (len < 0 && (size_t)(-len) > mt->offset)
602: len = -mt->offset;
1.164 schwarze 603: else if (len > SHRT_MAX)
604: len = term_len(p, p->defindent);
605: mt->lmargin[mt->lmargincur] = len;
1.163 schwarze 606: } else
607: len = mt->lmargin[mt->lmargincur];
1.23 kristaps 608:
609: switch (n->type) {
1.171 schwarze 610: case ROFFT_HEAD:
1.203 schwarze 611: p->tcol->offset = mt->offset;
612: p->tcol->rmargin = mt->offset + len;
1.23 kristaps 613:
1.94 schwarze 614: savelit = MANT_LITERAL & mt->fl;
615: mt->fl &= ~MANT_LITERAL;
616:
1.23 kristaps 617: /* Don't print same-line elements. */
1.141 schwarze 618: nn = n->child;
1.188 schwarze 619: while (NULL != nn && 0 == (NODE_LINE & nn->flags))
1.141 schwarze 620: nn = nn->next;
621:
622: while (NULL != nn) {
623: print_man_node(p, mt, nn, meta);
624: nn = nn->next;
625: }
1.24 kristaps 626:
1.94 schwarze 627: if (savelit)
628: mt->fl |= MANT_LITERAL;
1.185 schwarze 629: return 0;
1.171 schwarze 630: case ROFFT_BODY:
1.203 schwarze 631: p->tcol->offset = mt->offset + len;
632: p->tcol->rmargin = p->maxrmargin;
1.139 schwarze 633: p->trailspace = 0;
1.184 schwarze 634: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP);
1.21 kristaps 635: break;
636: default:
637: break;
638: }
1.16 kristaps 639:
1.185 schwarze 640: return 1;
1.21 kristaps 641: }
1.1 kristaps 642:
1.21 kristaps 643: static void
644: post_TP(DECL_ARGS)
645: {
1.1 kristaps 646:
1.21 kristaps 647: switch (n->type) {
1.171 schwarze 648: case ROFFT_HEAD:
1.21 kristaps 649: term_flushln(p);
650: break;
1.171 schwarze 651: case ROFFT_BODY:
1.94 schwarze 652: term_newln(p);
1.203 schwarze 653: p->tcol->offset = mt->offset;
1.21 kristaps 654: break;
655: default:
656: break;
657: }
1.1 kristaps 658: }
659:
660: static int
661: pre_SS(DECL_ARGS)
662: {
1.134 schwarze 663: int i;
1.1 kristaps 664:
1.19 kristaps 665: switch (n->type) {
1.171 schwarze 666: case ROFFT_BLOCK:
1.113 kristaps 667: mt->fl &= ~MANT_LITERAL;
1.122 schwarze 668: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
669: mt->offset = term_len(p, p->defindent);
1.158 schwarze 670:
671: /*
672: * No vertical space before the first subsection
673: * and after an empty subsection.
674: */
675:
676: do {
677: n = n->prev;
1.209 schwarze 678: } while (n != NULL && n->tok >= MAN_TH &&
1.170 schwarze 679: termacts[n->tok].flags & MAN_NOTEXT);
1.210 schwarze 680: if (n == NULL || n->type == ROFFT_COMMENT ||
681: (n->tok == MAN_SS && n->body->child == NULL))
1.24 kristaps 682: break;
1.158 schwarze 683:
1.134 schwarze 684: for (i = 0; i < mt->pardist; i++)
685: term_vspace(p);
1.19 kristaps 686: break;
1.171 schwarze 687: case ROFFT_HEAD:
1.52 kristaps 688: term_fontrepl(p, TERMFONT_BOLD);
1.203 schwarze 689: p->tcol->offset = term_len(p, 3);
690: p->tcol->rmargin = mt->offset;
1.176 schwarze 691: p->trailspace = mt->offset;
692: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.19 kristaps 693: break;
1.171 schwarze 694: case ROFFT_BODY:
1.203 schwarze 695: p->tcol->offset = mt->offset;
696: p->tcol->rmargin = p->maxrmargin;
1.176 schwarze 697: p->trailspace = 0;
698: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.24 kristaps 699: break;
1.19 kristaps 700: default:
701: break;
702: }
703:
1.185 schwarze 704: return 1;
1.1 kristaps 705: }
706:
707: static void
708: post_SS(DECL_ARGS)
709: {
1.146 schwarze 710:
1.19 kristaps 711: switch (n->type) {
1.171 schwarze 712: case ROFFT_HEAD:
1.19 kristaps 713: term_newln(p);
714: break;
1.171 schwarze 715: case ROFFT_BODY:
1.24 kristaps 716: term_newln(p);
717: break;
1.19 kristaps 718: default:
719: break;
720: }
1.1 kristaps 721: }
722:
723: static int
724: pre_SH(DECL_ARGS)
725: {
1.134 schwarze 726: int i;
1.22 kristaps 727:
1.19 kristaps 728: switch (n->type) {
1.171 schwarze 729: case ROFFT_BLOCK:
1.113 kristaps 730: mt->fl &= ~MANT_LITERAL;
1.122 schwarze 731: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
732: mt->offset = term_len(p, p->defindent);
1.158 schwarze 733:
734: /*
735: * No vertical space before the first section
736: * and after an empty section.
737: */
738:
739: do {
740: n = n->prev;
1.209 schwarze 741: } while (n != NULL && n->tok >= MAN_TH &&
1.190 schwarze 742: termacts[n->tok].flags & MAN_NOTEXT);
1.210 schwarze 743: if (n == NULL || n->type == ROFFT_COMMENT ||
744: (n->tok == MAN_SH && n->body->child == NULL))
1.61 kristaps 745: break;
1.158 schwarze 746:
1.134 schwarze 747: for (i = 0; i < mt->pardist; i++)
748: term_vspace(p);
1.19 kristaps 749: break;
1.171 schwarze 750: case ROFFT_HEAD:
1.52 kristaps 751: term_fontrepl(p, TERMFONT_BOLD);
1.203 schwarze 752: p->tcol->offset = 0;
753: p->tcol->rmargin = mt->offset;
1.176 schwarze 754: p->trailspace = mt->offset;
755: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.19 kristaps 756: break;
1.171 schwarze 757: case ROFFT_BODY:
1.203 schwarze 758: p->tcol->offset = mt->offset;
759: p->tcol->rmargin = p->maxrmargin;
1.176 schwarze 760: p->trailspace = 0;
761: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.19 kristaps 762: break;
763: default:
764: break;
765: }
1.1 kristaps 766:
1.185 schwarze 767: return 1;
1.1 kristaps 768: }
769:
770: static void
771: post_SH(DECL_ARGS)
772: {
1.146 schwarze 773:
1.19 kristaps 774: switch (n->type) {
1.171 schwarze 775: case ROFFT_HEAD:
1.19 kristaps 776: term_newln(p);
777: break;
1.171 schwarze 778: case ROFFT_BODY:
1.19 kristaps 779: term_newln(p);
780: break;
781: default:
782: break;
783: }
1.1 kristaps 784: }
785:
1.26 kristaps 786: static int
787: pre_RS(DECL_ARGS)
788: {
1.163 schwarze 789: struct roffsu su;
1.26 kristaps 790:
791: switch (n->type) {
1.171 schwarze 792: case ROFFT_BLOCK:
1.26 kristaps 793: term_newln(p);
1.185 schwarze 794: return 1;
1.171 schwarze 795: case ROFFT_HEAD:
1.185 schwarze 796: return 0;
1.26 kristaps 797: default:
798: break;
799: }
800:
1.165 schwarze 801: n = n->parent->head;
802: n->aux = SHRT_MAX + 1;
1.177 schwarze 803: if (n->child == NULL)
804: n->aux = mt->lmargin[mt->lmargincur];
1.204 schwarze 805: else if (a2roffsu(n->child->string, &su, SCALE_EN) != NULL)
1.205 schwarze 806: n->aux = term_hen(p, &su);
1.165 schwarze 807: if (n->aux < 0 && (size_t)(-n->aux) > mt->offset)
808: n->aux = -mt->offset;
809: else if (n->aux > SHRT_MAX)
810: n->aux = term_len(p, p->defindent);
1.26 kristaps 811:
1.165 schwarze 812: mt->offset += n->aux;
1.203 schwarze 813: p->tcol->offset = mt->offset;
814: p->tcol->rmargin = p->maxrmargin;
1.26 kristaps 815:
1.116 schwarze 816: if (++mt->lmarginsz < MAXMARGINS)
817: mt->lmargincur = mt->lmarginsz;
818:
1.178 schwarze 819: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.185 schwarze 820: return 1;
1.26 kristaps 821: }
822:
823: static void
824: post_RS(DECL_ARGS)
825: {
826:
827: switch (n->type) {
1.171 schwarze 828: case ROFFT_BLOCK:
1.110 kristaps 829: return;
1.171 schwarze 830: case ROFFT_HEAD:
1.110 kristaps 831: return;
1.26 kristaps 832: default:
833: term_newln(p);
834: break;
835: }
1.110 kristaps 836:
1.165 schwarze 837: mt->offset -= n->parent->head->aux;
1.203 schwarze 838: p->tcol->offset = mt->offset;
1.116 schwarze 839:
840: if (--mt->lmarginsz < MAXMARGINS)
841: mt->lmargincur = mt->lmarginsz;
1.137 schwarze 842: }
843:
844: static int
845: pre_UR(DECL_ARGS)
846: {
847:
1.185 schwarze 848: return n->type != ROFFT_HEAD;
1.137 schwarze 849: }
850:
851: static void
852: post_UR(DECL_ARGS)
853: {
854:
1.171 schwarze 855: if (n->type != ROFFT_BLOCK)
1.137 schwarze 856: return;
857:
858: term_word(p, "<");
859: p->flags |= TERMP_NOSPACE;
860:
861: if (NULL != n->child->child)
862: print_man_node(p, mt, n->child->child, meta);
863:
864: p->flags |= TERMP_NOSPACE;
865: term_word(p, ">");
1.26 kristaps 866: }
867:
1.1 kristaps 868: static void
1.45 kristaps 869: print_man_node(DECL_ARGS)
1.1 kristaps 870: {
1.54 kristaps 871: int c;
1.1 kristaps 872:
873: switch (n->type) {
1.171 schwarze 874: case ROFFT_TEXT:
1.97 kristaps 875: /*
876: * If we have a blank line, output a vertical space.
877: * If we have a space as the first character, break
878: * before printing the line's data.
879: */
1.200 schwarze 880: if (*n->string == '\0') {
1.207 schwarze 881: if (p->flags & TERMP_NONEWLINE)
882: term_newln(p);
883: else
884: term_vspace(p);
1.98 schwarze 885: return;
1.200 schwarze 886: } else if (*n->string == ' ' && n->flags & NODE_LINE &&
887: (p->flags & TERMP_NONEWLINE) == 0)
1.96 kristaps 888: term_newln(p);
1.212 schwarze 889: else if (n->flags & NODE_DELIMC)
890: p->flags |= TERMP_NOSPACE;
1.54 kristaps 891:
1.4 kristaps 892: term_word(p, n->string);
1.130 schwarze 893: goto out;
1.210 schwarze 894: case ROFFT_COMMENT:
895: return;
1.171 schwarze 896: case ROFFT_EQN:
1.188 schwarze 897: if ( ! (n->flags & NODE_LINE))
1.152 schwarze 898: p->flags |= TERMP_NOSPACE;
1.115 kristaps 899: term_eqn(p, n->eqn);
1.188 schwarze 900: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.153 schwarze 901: p->flags |= TERMP_NOSPACE;
1.97 kristaps 902: return;
1.171 schwarze 903: case ROFFT_TBL:
1.169 schwarze 904: if (p->tbl.cols == NULL)
905: term_vspace(p);
1.92 kristaps 906: term_tbl(p, n->span);
1.97 kristaps 907: return;
1.1 kristaps 908: default:
909: break;
910: }
911:
1.193 schwarze 912: if (n->tok < ROFF_MAX) {
1.194 schwarze 913: roff_term_pre(p, n);
1.193 schwarze 914: return;
915: }
916:
917: assert(n->tok >= MAN_TH && n->tok <= MAN_MAX);
1.97 kristaps 918: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
919: term_fontrepl(p, TERMFONT_NONE);
920:
921: c = 1;
922: if (termacts[n->tok].pre)
1.135 schwarze 923: c = (*termacts[n->tok].pre)(p, mt, n, meta);
1.97 kristaps 924:
1.1 kristaps 925: if (c && n->child)
1.135 schwarze 926: print_man_nodelist(p, mt, n->child, meta);
1.1 kristaps 927:
1.97 kristaps 928: if (termacts[n->tok].post)
1.135 schwarze 929: (*termacts[n->tok].post)(p, mt, n, meta);
1.97 kristaps 930: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
931: term_fontrepl(p, TERMFONT_NONE);
1.63 kristaps 932:
1.130 schwarze 933: out:
934: /*
935: * If we're in a literal context, make sure that words
936: * together on the same line stay together. This is a
937: * POST-printing call, so we check the NEXT word. Since
938: * -man doesn't have nested macros, we don't need to be
939: * more specific than this.
940: */
1.157 schwarze 941: if (mt->fl & MANT_LITERAL &&
942: ! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
1.188 schwarze 943: (n->next == NULL || n->next->flags & NODE_LINE)) {
1.202 schwarze 944: p->flags |= TERMP_BRNEVER | TERMP_NOSPACE;
1.157 schwarze 945: if (n->string != NULL && *n->string != '\0')
1.130 schwarze 946: term_flushln(p);
947: else
948: term_newln(p);
1.202 schwarze 949: p->flags &= ~TERMP_BRNEVER;
1.203 schwarze 950: if (p->tcol->rmargin < p->maxrmargin &&
951: n->parent->tok == MAN_HP) {
952: p->tcol->offset = p->tcol->rmargin;
953: p->tcol->rmargin = p->maxrmargin;
1.202 schwarze 954: }
1.130 schwarze 955: }
1.188 schwarze 956: if (NODE_EOS & n->flags)
1.63 kristaps 957: p->flags |= TERMP_SENTENCE;
1.1 kristaps 958: }
959:
960:
961: static void
1.52 kristaps 962: print_man_nodelist(DECL_ARGS)
1.1 kristaps 963: {
1.19 kristaps 964:
1.168 schwarze 965: while (n != NULL) {
966: print_man_node(p, mt, n, meta);
967: n = n->next;
968: }
1.1 kristaps 969: }
970:
1.31 kristaps 971: static void
1.173 schwarze 972: print_man_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 973: {
1.147 schwarze 974: char *title;
1.156 schwarze 975: size_t datelen, titlen;
1.73 kristaps 976:
1.125 schwarze 977: assert(meta->title);
978: assert(meta->msec);
979: assert(meta->date);
1.1 kristaps 980:
1.52 kristaps 981: term_fontrepl(p, TERMFONT_NONE);
1.50 kristaps 982:
1.149 schwarze 983: if (meta->hasbody)
984: term_vspace(p);
1.126 schwarze 985:
986: /*
987: * Temporary, undocumented option to imitate mdoc(7) output.
1.173 schwarze 988: * In the bottom right corner, use the operating system
989: * instead of the title.
1.126 schwarze 990: */
991:
992: if ( ! p->mdocstyle) {
1.149 schwarze 993: if (meta->hasbody) {
994: term_vspace(p);
995: term_vspace(p);
996: }
1.147 schwarze 997: mandoc_asprintf(&title, "%s(%s)",
998: meta->title, meta->msec);
1.173 schwarze 999: } else if (meta->os) {
1000: title = mandoc_strdup(meta->os);
1.126 schwarze 1001: } else {
1.147 schwarze 1002: title = mandoc_strdup("");
1.126 schwarze 1003: }
1.125 schwarze 1004: datelen = term_strlen(p, meta->date);
1.1 kristaps 1005:
1.173 schwarze 1006: /* Bottom left corner: operating system. */
1.126 schwarze 1007:
1.1 kristaps 1008: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.139 schwarze 1009: p->trailspace = 1;
1.203 schwarze 1010: p->tcol->offset = 0;
1011: p->tcol->rmargin = p->maxrmargin > datelen ?
1.156 schwarze 1012: (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
1.1 kristaps 1013:
1.173 schwarze 1014: if (meta->os)
1015: term_word(p, meta->os);
1.1 kristaps 1016: term_flushln(p);
1017:
1.126 schwarze 1018: /* At the bottom in the middle: manual date. */
1019:
1.203 schwarze 1020: p->tcol->offset = p->tcol->rmargin;
1.156 schwarze 1021: titlen = term_strlen(p, title);
1.203 schwarze 1022: p->tcol->rmargin = p->maxrmargin > titlen ?
1023: p->maxrmargin - titlen : 0;
1.117 schwarze 1024: p->flags |= TERMP_NOSPACE;
1.123 schwarze 1025:
1.125 schwarze 1026: term_word(p, meta->date);
1.123 schwarze 1027: term_flushln(p);
1028:
1.126 schwarze 1029: /* Bottom right corner: manual title and section. */
1030:
1.123 schwarze 1031: p->flags &= ~TERMP_NOBREAK;
1032: p->flags |= TERMP_NOSPACE;
1.139 schwarze 1033: p->trailspace = 0;
1.203 schwarze 1034: p->tcol->offset = p->tcol->rmargin;
1035: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 1036:
1.123 schwarze 1037: term_word(p, title);
1.1 kristaps 1038: term_flushln(p);
1.211 schwarze 1039:
1040: /*
1041: * Reset the terminal state for more output after the footer:
1042: * Some output modes, in particular PostScript and PDF, print
1043: * the header and the footer into a buffer such that it can be
1044: * reused for multiple output pages, then go on to format the
1045: * main text.
1046: */
1047:
1048: p->tcol->offset = 0;
1049: p->flags = 0;
1050:
1.147 schwarze 1051: free(title);
1.1 kristaps 1052: }
1053:
1.31 kristaps 1054: static void
1.173 schwarze 1055: print_man_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 1056: {
1.148 schwarze 1057: const char *volume;
1.147 schwarze 1058: char *title;
1.148 schwarze 1059: size_t vollen, titlen;
1.73 kristaps 1060:
1.135 schwarze 1061: assert(meta->title);
1062: assert(meta->msec);
1.1 kristaps 1063:
1.148 schwarze 1064: volume = NULL == meta->vol ? "" : meta->vol;
1065: vollen = term_strlen(p, volume);
1.1 kristaps 1066:
1.126 schwarze 1067: /* Top left corner: manual title and section. */
1068:
1.147 schwarze 1069: mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
1.77 kristaps 1070: titlen = term_strlen(p, title);
1.1 kristaps 1071:
1.118 schwarze 1072: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.139 schwarze 1073: p->trailspace = 1;
1.203 schwarze 1074: p->tcol->offset = 0;
1075: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.148 schwarze 1076: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.156 schwarze 1077: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 1078:
1079: term_word(p, title);
1080: term_flushln(p);
1081:
1.126 schwarze 1082: /* At the top in the middle: manual volume. */
1083:
1.117 schwarze 1084: p->flags |= TERMP_NOSPACE;
1.203 schwarze 1085: p->tcol->offset = p->tcol->rmargin;
1086: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
1087: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 1088:
1.148 schwarze 1089: term_word(p, volume);
1.1 kristaps 1090: term_flushln(p);
1091:
1.126 schwarze 1092: /* Top right corner: title and section, again. */
1093:
1.1 kristaps 1094: p->flags &= ~TERMP_NOBREAK;
1.139 schwarze 1095: p->trailspace = 0;
1.203 schwarze 1096: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.117 schwarze 1097: p->flags |= TERMP_NOSPACE;
1.203 schwarze 1098: p->tcol->offset = p->tcol->rmargin;
1099: p->tcol->rmargin = p->maxrmargin;
1.57 kristaps 1100: term_word(p, title);
1101: term_flushln(p);
1102: }
1.1 kristaps 1103:
1.118 schwarze 1104: p->flags &= ~TERMP_NOSPACE;
1.203 schwarze 1105: p->tcol->offset = 0;
1106: p->tcol->rmargin = p->maxrmargin;
1.61 kristaps 1107:
1.146 schwarze 1108: /*
1.126 schwarze 1109: * Groff prints three blank lines before the content.
1110: * Do the same, except in the temporary, undocumented
1111: * mode imitating mdoc(7) output.
1.62 kristaps 1112: */
1113:
1.61 kristaps 1114: term_vspace(p);
1.126 schwarze 1115: if ( ! p->mdocstyle) {
1116: term_vspace(p);
1117: term_vspace(p);
1118: }
1.147 schwarze 1119: free(title);
1.1 kristaps 1120: }
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