Annotation of src/usr.bin/mandoc/man_term.c, Revision 1.113
1.113 ! schwarze 1: /* $OpenBSD: man_term.c,v 1.112 2014/12/04 02:05:16 schwarze Exp $ */
1.1 kristaps 2: /*
1.84 schwarze 3: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.94 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
1.2 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: *
1.2 schwarze 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: */
1.13 schwarze 18: #include <sys/types.h>
19:
1.1 kristaps 20: #include <assert.h>
1.11 schwarze 21: #include <ctype.h>
1.1 kristaps 22: #include <stdio.h>
23: #include <stdlib.h>
24: #include <string.h>
25:
1.37 schwarze 26: #include "mandoc.h"
1.101 schwarze 27: #include "mandoc_aux.h"
1.18 schwarze 28: #include "out.h"
29: #include "man.h"
1.1 kristaps 30: #include "term.h"
1.18 schwarze 31: #include "main.h"
1.10 schwarze 32:
1.70 schwarze 33: #define MAXMARGINS 64 /* maximum number of indented scopes */
1.1 kristaps 34:
1.11 schwarze 35: struct mtermp {
36: int fl;
37: #define MANT_LITERAL (1 << 0)
1.70 schwarze 38: size_t lmargin[MAXMARGINS]; /* margins (incl. visible page) */
39: int lmargincur; /* index of current margin */
40: int lmarginsz; /* actual number of nested margins */
41: size_t offset; /* default offset to visible page */
1.88 schwarze 42: int pardist; /* vert. space before par., unit: [v] */
1.11 schwarze 43: };
44:
1.100 schwarze 45: #define DECL_ARGS struct termp *p, \
1.11 schwarze 46: struct mtermp *mt, \
1.1 kristaps 47: const struct man_node *n, \
1.89 schwarze 48: const struct man_meta *meta
1.1 kristaps 49:
50: struct termact {
51: int (*pre)(DECL_ARGS);
52: void (*post)(DECL_ARGS);
1.26 schwarze 53: int flags;
54: #define MAN_NOTEXT (1 << 0) /* Never has text children. */
1.1 kristaps 55: };
56:
1.42 schwarze 57: static int a2width(const struct termp *, const char *);
58: static size_t a2height(const struct termp *, const char *);
1.18 schwarze 59:
1.21 schwarze 60: static void print_man_nodelist(DECL_ARGS);
1.19 schwarze 61: static void print_man_node(DECL_ARGS);
1.41 schwarze 62: static void print_man_head(struct termp *, const void *);
63: static void print_man_foot(struct termp *, const void *);
1.100 schwarze 64: static void print_bvspace(struct termp *,
1.88 schwarze 65: const struct man_node *, int);
1.18 schwarze 66:
1.1 kristaps 67: static int pre_B(DECL_ARGS);
1.11 schwarze 68: static int pre_HP(DECL_ARGS);
1.1 kristaps 69: static int pre_I(DECL_ARGS);
70: static int pre_IP(DECL_ARGS);
1.82 schwarze 71: static int pre_OP(DECL_ARGS);
1.88 schwarze 72: static int pre_PD(DECL_ARGS);
1.1 kristaps 73: static int pre_PP(DECL_ARGS);
1.13 schwarze 74: static int pre_RS(DECL_ARGS);
1.1 kristaps 75: static int pre_SH(DECL_ARGS);
76: static int pre_SS(DECL_ARGS);
77: static int pre_TP(DECL_ARGS);
1.91 schwarze 78: static int pre_UR(DECL_ARGS);
1.82 schwarze 79: static int pre_alternate(DECL_ARGS);
80: static int pre_ft(DECL_ARGS);
1.14 schwarze 81: static int pre_ign(DECL_ARGS);
1.45 schwarze 82: static int pre_in(DECL_ARGS);
83: static int pre_literal(DECL_ARGS);
1.97 schwarze 84: static int pre_ll(DECL_ARGS);
1.11 schwarze 85: static int pre_sp(DECL_ARGS);
1.1 kristaps 86:
1.11 schwarze 87: static void post_IP(DECL_ARGS);
88: static void post_HP(DECL_ARGS);
1.13 schwarze 89: static void post_RS(DECL_ARGS);
1.1 kristaps 90: static void post_SH(DECL_ARGS);
91: static void post_SS(DECL_ARGS);
1.11 schwarze 92: static void post_TP(DECL_ARGS);
1.91 schwarze 93: static void post_UR(DECL_ARGS);
1.1 kristaps 94:
1.17 schwarze 95: static const struct termact termacts[MAN_MAX] = {
1.45 schwarze 96: { pre_sp, NULL, MAN_NOTEXT }, /* br */
1.26 schwarze 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 */
101: { pre_PP, NULL, 0 }, /* LP */
102: { pre_PP, NULL, 0 }, /* PP */
103: { pre_PP, NULL, 0 }, /* P */
104: { pre_IP, post_IP, 0 }, /* IP */
1.100 schwarze 105: { pre_HP, post_HP, 0 }, /* HP */
1.26 schwarze 106: { NULL, NULL, 0 }, /* SM */
107: { pre_B, NULL, 0 }, /* SB */
1.51 schwarze 108: { pre_alternate, NULL, 0 }, /* BI */
109: { pre_alternate, NULL, 0 }, /* IB */
110: { pre_alternate, NULL, 0 }, /* BR */
111: { pre_alternate, NULL, 0 }, /* RB */
1.26 schwarze 112: { NULL, NULL, 0 }, /* R */
113: { pre_B, NULL, 0 }, /* B */
114: { pre_I, NULL, 0 }, /* I */
1.51 schwarze 115: { pre_alternate, NULL, 0 }, /* IR */
116: { pre_alternate, NULL, 0 }, /* RI */
1.62 schwarze 117: { pre_ign, NULL, MAN_NOTEXT }, /* na */
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
1.18 schwarze 139: terminal_man(void *arg, const struct man *man)
1.1 kristaps 140: {
1.18 schwarze 141: struct termp *p;
1.89 schwarze 142: const struct man_meta *meta;
1.104 schwarze 143: struct man_node *n;
1.18 schwarze 144: struct mtermp mt;
145:
146: p = (struct termp *)arg;
147:
1.39 schwarze 148: p->overstep = 0;
1.104 schwarze 149: p->rmargin = p->maxrmargin = p->defrmargin;
1.42 schwarze 150: p->tabwidth = term_len(p, 5);
1.18 schwarze 151:
1.104 schwarze 152: n = man_node(man)->child;
1.89 schwarze 153: meta = man_meta(man);
1.1 kristaps 154:
1.70 schwarze 155: memset(&mt, 0, sizeof(struct mtermp));
156:
1.77 schwarze 157: mt.lmargin[mt.lmargincur] = term_len(p, p->defindent);
158: mt.offset = term_len(p, p->defindent);
1.88 schwarze 159: mt.pardist = 1;
1.11 schwarze 160:
1.104 schwarze 161: if (p->synopsisonly) {
162: while (n != NULL) {
163: if (n->tok == MAN_SH &&
164: n->child->child->type == MAN_TEXT &&
165: !strcmp(n->child->child->string, "SYNOPSIS")) {
166: if (n->child->next->child != NULL)
167: print_man_nodelist(p, &mt,
168: n->child->next->child, meta);
169: term_newln(p);
170: break;
171: }
172: n = n->next;
173: }
174: } else {
175: if (p->defindent == 0)
176: p->defindent = 7;
177: term_begin(p, print_man_head, print_man_foot, meta);
178: p->flags |= TERMP_NOSPACE;
179: if (n != NULL)
180: print_man_nodelist(p, &mt, n, meta);
181: term_end(p);
182: }
1.1 kristaps 183: }
184:
185:
1.42 schwarze 186: static size_t
187: a2height(const struct termp *p, const char *cp)
1.11 schwarze 188: {
1.18 schwarze 189: struct roffsu su;
1.11 schwarze 190:
1.42 schwarze 191: if ( ! a2roffsu(cp, &su, SCALE_VS))
1.69 schwarze 192: SCALE_VS_INIT(&su, atoi(cp));
1.11 schwarze 193:
1.42 schwarze 194: return(term_vspan(p, &su));
1.11 schwarze 195: }
196:
197: static int
1.42 schwarze 198: a2width(const struct termp *p, const char *cp)
1.11 schwarze 199: {
1.18 schwarze 200: struct roffsu su;
1.11 schwarze 201:
1.112 schwarze 202: if ( ! a2roffsu(cp, &su, SCALE_EN))
1.18 schwarze 203: return(-1);
204:
1.42 schwarze 205: return((int)term_hspan(p, &su));
1.18 schwarze 206: }
1.11 schwarze 207:
1.69 schwarze 208: /*
209: * Printing leading vertical space before a block.
210: * This is used for the paragraph macros.
211: * The rules are pretty simple, since there's very little nesting going
212: * on here. Basically, if we're the first within another block (SS/SH),
213: * then don't emit vertical space. If we are (RS), then do. If not the
214: * first, print it.
215: */
1.18 schwarze 216: static void
1.88 schwarze 217: print_bvspace(struct termp *p, const struct man_node *n, int pardist)
1.18 schwarze 218: {
1.88 schwarze 219: int i;
1.69 schwarze 220:
1.18 schwarze 221: term_newln(p);
1.64 schwarze 222:
1.69 schwarze 223: if (n->body && n->body->child)
224: if (MAN_TBL == n->body->child->type)
225: return;
1.11 schwarze 226:
1.69 schwarze 227: if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok)
228: if (NULL == n->prev)
229: return;
1.11 schwarze 230:
1.88 schwarze 231: for (i = 0; i < pardist; i++)
232: term_vspace(p);
1.14 schwarze 233: }
234:
1.100 schwarze 235:
1.14 schwarze 236: static int
237: pre_ign(DECL_ARGS)
238: {
239:
1.97 schwarze 240: return(0);
241: }
242:
243: static int
244: pre_ll(DECL_ARGS)
245: {
246:
1.98 schwarze 247: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.14 schwarze 248: return(0);
1.11 schwarze 249: }
250:
1.1 kristaps 251: static int
252: pre_I(DECL_ARGS)
253: {
254:
1.21 schwarze 255: term_fontrepl(p, TERMFONT_UNDER);
1.1 kristaps 256: return(1);
257: }
258:
1.11 schwarze 259: static int
1.45 schwarze 260: pre_literal(DECL_ARGS)
1.11 schwarze 261: {
262:
1.45 schwarze 263: term_newln(p);
1.53 schwarze 264:
1.83 schwarze 265: if (MAN_nf == n->tok || MAN_EX == n->tok)
1.45 schwarze 266: mt->fl |= MANT_LITERAL;
1.53 schwarze 267: else
1.45 schwarze 268: mt->fl &= ~MANT_LITERAL;
269:
1.72 schwarze 270: /*
271: * Unlike .IP and .TP, .HP does not have a HEAD.
272: * So in case a second call to term_flushln() is needed,
273: * indentation has to be set up explicitly.
274: */
275: if (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) {
1.76 schwarze 276: p->offset = p->rmargin;
1.72 schwarze 277: p->rmargin = p->maxrmargin;
1.93 schwarze 278: p->trailspace = 0;
1.99 schwarze 279: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.72 schwarze 280: p->flags |= TERMP_NOSPACE;
281: }
282:
1.62 schwarze 283: return(0);
1.11 schwarze 284: }
285:
286: static int
1.88 schwarze 287: pre_PD(DECL_ARGS)
288: {
1.113 ! schwarze 289: struct roffsu su;
1.88 schwarze 290:
291: n = n->child;
1.113 ! schwarze 292: if (n == NULL) {
1.88 schwarze 293: mt->pardist = 1;
294: return(0);
295: }
296: assert(MAN_TEXT == n->type);
1.113 ! schwarze 297: if (a2roffsu(n->string, &su, SCALE_VS))
! 298: mt->pardist = term_vspan(p, &su);
1.88 schwarze 299: return(0);
300: }
301:
302: static int
1.51 schwarze 303: pre_alternate(DECL_ARGS)
1.1 kristaps 304: {
1.51 schwarze 305: enum termfont font[2];
306: const struct man_node *nn;
307: int savelit, i;
1.1 kristaps 308:
1.51 schwarze 309: switch (n->tok) {
1.100 schwarze 310: case MAN_RB:
1.51 schwarze 311: font[0] = TERMFONT_NONE;
312: font[1] = TERMFONT_BOLD;
313: break;
1.100 schwarze 314: case MAN_RI:
1.51 schwarze 315: font[0] = TERMFONT_NONE;
316: font[1] = TERMFONT_UNDER;
317: break;
1.100 schwarze 318: case MAN_BR:
1.51 schwarze 319: font[0] = TERMFONT_BOLD;
320: font[1] = TERMFONT_NONE;
321: break;
1.100 schwarze 322: case MAN_BI:
1.51 schwarze 323: font[0] = TERMFONT_BOLD;
324: font[1] = TERMFONT_UNDER;
325: break;
1.100 schwarze 326: case MAN_IR:
1.51 schwarze 327: font[0] = TERMFONT_UNDER;
328: font[1] = TERMFONT_NONE;
329: break;
1.100 schwarze 330: case MAN_IB:
1.51 schwarze 331: font[0] = TERMFONT_UNDER;
332: font[1] = TERMFONT_BOLD;
333: break;
334: default:
335: abort();
336: }
1.17 schwarze 337:
1.51 schwarze 338: savelit = MANT_LITERAL & mt->fl;
339: mt->fl &= ~MANT_LITERAL;
1.17 schwarze 340:
1.51 schwarze 341: for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) {
342: term_fontrepl(p, font[i]);
343: if (savelit && NULL == nn->next)
344: mt->fl |= MANT_LITERAL;
1.89 schwarze 345: print_man_node(p, mt, nn, meta);
1.51 schwarze 346: if (nn->next)
1.1 kristaps 347: p->flags |= TERMP_NOSPACE;
348: }
1.17 schwarze 349:
1.1 kristaps 350: return(0);
351: }
352:
353: static int
354: pre_B(DECL_ARGS)
355: {
356:
1.21 schwarze 357: term_fontrepl(p, TERMFONT_BOLD);
1.1 kristaps 358: return(1);
1.82 schwarze 359: }
360:
361: static int
362: pre_OP(DECL_ARGS)
363: {
364:
365: term_word(p, "[");
366: p->flags |= TERMP_NOSPACE;
367:
368: if (NULL != (n = n->child)) {
369: term_fontrepl(p, TERMFONT_BOLD);
370: term_word(p, n->string);
371: }
372: if (NULL != n && NULL != n->next) {
373: term_fontrepl(p, TERMFONT_UNDER);
374: term_word(p, n->next->string);
375: }
376:
377: term_fontrepl(p, TERMFONT_NONE);
378: p->flags |= TERMP_NOSPACE;
379: term_word(p, "]");
380: return(0);
1.52 schwarze 381: }
382:
383: static int
384: pre_ft(DECL_ARGS)
385: {
386: const char *cp;
387:
388: if (NULL == n->child) {
389: term_fontlast(p);
390: return(0);
391: }
392:
393: cp = n->child->string;
394: switch (*cp) {
1.100 schwarze 395: case '4':
1.52 schwarze 396: /* FALLTHROUGH */
1.100 schwarze 397: case '3':
1.52 schwarze 398: /* FALLTHROUGH */
1.100 schwarze 399: case 'B':
1.52 schwarze 400: term_fontrepl(p, TERMFONT_BOLD);
401: break;
1.100 schwarze 402: case '2':
1.52 schwarze 403: /* FALLTHROUGH */
1.100 schwarze 404: case 'I':
1.52 schwarze 405: term_fontrepl(p, TERMFONT_UNDER);
406: break;
1.100 schwarze 407: case 'P':
1.52 schwarze 408: term_fontlast(p);
409: break;
1.100 schwarze 410: case '1':
1.52 schwarze 411: /* FALLTHROUGH */
1.100 schwarze 412: case 'C':
1.52 schwarze 413: /* FALLTHROUGH */
1.100 schwarze 414: case 'R':
1.52 schwarze 415: term_fontrepl(p, TERMFONT_NONE);
416: break;
417: default:
418: break;
419: }
420: return(0);
1.1 kristaps 421: }
422:
423: static int
1.45 schwarze 424: pre_in(DECL_ARGS)
1.11 schwarze 425: {
1.45 schwarze 426: int len, less;
427: size_t v;
428: const char *cp;
429:
430: term_newln(p);
431:
432: if (NULL == n->child) {
433: p->offset = mt->offset;
434: return(0);
435: }
1.11 schwarze 436:
1.45 schwarze 437: cp = n->child->string;
438: less = 0;
1.11 schwarze 439:
1.45 schwarze 440: if ('-' == *cp)
441: less = -1;
442: else if ('+' == *cp)
443: less = 1;
444: else
445: cp--;
446:
447: if ((len = a2width(p, ++cp)) < 0)
448: return(0);
449:
450: v = (size_t)len;
451:
452: if (less < 0)
453: p->offset -= p->offset > v ? v : p->offset;
454: else if (less > 0)
455: p->offset += v;
1.100 schwarze 456: else
1.45 schwarze 457: p->offset = v;
1.59 schwarze 458:
1.11 schwarze 459: return(0);
460: }
461:
462: static int
1.45 schwarze 463: pre_sp(DECL_ARGS)
1.8 schwarze 464: {
1.85 schwarze 465: char *s;
1.45 schwarze 466: size_t i, len;
1.85 schwarze 467: int neg;
1.45 schwarze 468:
1.69 schwarze 469: if ((NULL == n->prev && n->parent)) {
1.86 schwarze 470: switch (n->parent->tok) {
1.100 schwarze 471: case MAN_SH:
1.86 schwarze 472: /* FALLTHROUGH */
1.100 schwarze 473: case MAN_SS:
1.86 schwarze 474: /* FALLTHROUGH */
1.100 schwarze 475: case MAN_PP:
1.86 schwarze 476: /* FALLTHROUGH */
1.100 schwarze 477: case MAN_LP:
1.86 schwarze 478: /* FALLTHROUGH */
1.100 schwarze 479: case MAN_P:
1.86 schwarze 480: /* FALLTHROUGH */
1.69 schwarze 481: return(0);
1.86 schwarze 482: default:
483: break;
484: }
1.69 schwarze 485: }
486:
1.85 schwarze 487: neg = 0;
1.45 schwarze 488: switch (n->tok) {
1.100 schwarze 489: case MAN_br:
1.45 schwarze 490: len = 0;
491: break;
492: default:
1.85 schwarze 493: if (NULL == n->child) {
494: len = 1;
495: break;
496: }
497: s = n->child->string;
498: if ('-' == *s) {
499: neg = 1;
500: s++;
501: }
502: len = a2height(p, s);
1.45 schwarze 503: break;
504: }
505:
506: if (0 == len)
507: term_newln(p);
1.85 schwarze 508: else if (neg)
509: p->skipvsp += len;
510: else
511: for (i = 0; i < len; i++)
512: term_vspace(p);
1.8 schwarze 513:
514: return(0);
515: }
516:
517: static int
1.11 schwarze 518: pre_HP(DECL_ARGS)
519: {
1.72 schwarze 520: size_t len, one;
1.11 schwarze 521: int ival;
522: const struct man_node *nn;
523:
524: switch (n->type) {
1.100 schwarze 525: case MAN_BLOCK:
1.88 schwarze 526: print_bvspace(p, n, mt->pardist);
1.11 schwarze 527: return(1);
1.100 schwarze 528: case MAN_BODY:
1.11 schwarze 529: break;
530: default:
531: return(0);
532: }
533:
1.84 schwarze 534: if ( ! (MANT_LITERAL & mt->fl)) {
1.99 schwarze 535: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.93 schwarze 536: p->trailspace = 2;
1.84 schwarze 537: }
538:
1.70 schwarze 539: len = mt->lmargin[mt->lmargincur];
1.11 schwarze 540: ival = -1;
541:
542: /* Calculate offset. */
543:
544: if (NULL != (nn = n->parent->head->child))
1.42 schwarze 545: if ((ival = a2width(p, nn->string)) >= 0)
1.11 schwarze 546: len = (size_t)ival;
547:
1.72 schwarze 548: one = term_len(p, 1);
1.76 schwarze 549: if (len < one)
1.72 schwarze 550: len = one;
1.11 schwarze 551:
1.13 schwarze 552: p->offset = mt->offset;
553: p->rmargin = mt->offset + len;
1.11 schwarze 554:
555: if (ival >= 0)
1.70 schwarze 556: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.11 schwarze 557:
558: return(1);
559: }
560:
561: static void
562: post_HP(DECL_ARGS)
563: {
564:
565: switch (n->type) {
1.100 schwarze 566: case MAN_BODY:
1.90 schwarze 567: term_newln(p);
1.99 schwarze 568: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.93 schwarze 569: p->trailspace = 0;
1.13 schwarze 570: p->offset = mt->offset;
1.11 schwarze 571: p->rmargin = p->maxrmargin;
572: break;
573: default:
574: break;
575: }
576: }
577:
578: static int
1.1 kristaps 579: pre_PP(DECL_ARGS)
580: {
581:
1.11 schwarze 582: switch (n->type) {
1.100 schwarze 583: case MAN_BLOCK:
1.77 schwarze 584: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
1.88 schwarze 585: print_bvspace(p, n, mt->pardist);
1.11 schwarze 586: break;
587: default:
1.13 schwarze 588: p->offset = mt->offset;
1.11 schwarze 589: break;
590: }
591:
1.54 schwarze 592: return(MAN_HEAD != n->type);
1.1 kristaps 593: }
594:
595: static int
596: pre_IP(DECL_ARGS)
597: {
1.11 schwarze 598: const struct man_node *nn;
599: size_t len;
1.57 schwarze 600: int savelit, ival;
1.11 schwarze 601:
602: switch (n->type) {
1.100 schwarze 603: case MAN_BODY:
1.11 schwarze 604: p->flags |= TERMP_NOSPACE;
605: break;
1.100 schwarze 606: case MAN_HEAD:
1.11 schwarze 607: p->flags |= TERMP_NOBREAK;
1.93 schwarze 608: p->trailspace = 1;
1.11 schwarze 609: break;
1.100 schwarze 610: case MAN_BLOCK:
1.88 schwarze 611: print_bvspace(p, n, mt->pardist);
1.11 schwarze 612: /* FALLTHROUGH */
613: default:
614: return(1);
615: }
616:
1.70 schwarze 617: len = mt->lmargin[mt->lmargincur];
1.11 schwarze 618: ival = -1;
619:
1.57 schwarze 620: /* Calculate the offset from the optional second argument. */
1.11 schwarze 621: if (NULL != (nn = n->parent->head->child))
1.57 schwarze 622: if (NULL != (nn = nn->next))
1.42 schwarze 623: if ((ival = a2width(p, nn->string)) >= 0)
1.11 schwarze 624: len = (size_t)ival;
625:
626: switch (n->type) {
1.100 schwarze 627: case MAN_HEAD:
1.11 schwarze 628: /* Handle zero-width lengths. */
629: if (0 == len)
1.42 schwarze 630: len = term_len(p, 1);
1.11 schwarze 631:
1.13 schwarze 632: p->offset = mt->offset;
633: p->rmargin = mt->offset + len;
1.11 schwarze 634: if (ival < 0)
635: break;
636:
637: /* Set the saved left-margin. */
1.70 schwarze 638: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.1 kristaps 639:
1.57 schwarze 640: savelit = MANT_LITERAL & mt->fl;
641: mt->fl &= ~MANT_LITERAL;
642:
643: if (n->child)
1.89 schwarze 644: print_man_node(p, mt, n->child, meta);
1.57 schwarze 645:
646: if (savelit)
647: mt->fl |= MANT_LITERAL;
648:
1.11 schwarze 649: return(0);
1.100 schwarze 650: case MAN_BODY:
1.13 schwarze 651: p->offset = mt->offset + len;
1.109 schwarze 652: p->rmargin = p->maxrmargin;
1.11 schwarze 653: break;
654: default:
655: break;
656: }
1.1 kristaps 657:
1.11 schwarze 658: return(1);
659: }
1.1 kristaps 660:
1.11 schwarze 661: static void
662: post_IP(DECL_ARGS)
663: {
1.4 schwarze 664:
1.11 schwarze 665: switch (n->type) {
1.100 schwarze 666: case MAN_HEAD:
1.11 schwarze 667: term_flushln(p);
668: p->flags &= ~TERMP_NOBREAK;
1.93 schwarze 669: p->trailspace = 0;
1.11 schwarze 670: p->rmargin = p->maxrmargin;
671: break;
1.100 schwarze 672: case MAN_BODY:
1.57 schwarze 673: term_newln(p);
1.92 schwarze 674: p->offset = mt->offset;
1.11 schwarze 675: break;
676: default:
677: break;
678: }
1.1 kristaps 679: }
680:
681: static int
682: pre_TP(DECL_ARGS)
683: {
1.11 schwarze 684: const struct man_node *nn;
685: size_t len;
1.57 schwarze 686: int savelit, ival;
1.11 schwarze 687:
688: switch (n->type) {
1.100 schwarze 689: case MAN_HEAD:
1.11 schwarze 690: p->flags |= TERMP_NOBREAK;
1.93 schwarze 691: p->trailspace = 1;
1.11 schwarze 692: break;
1.100 schwarze 693: case MAN_BODY:
1.11 schwarze 694: p->flags |= TERMP_NOSPACE;
695: break;
1.100 schwarze 696: case MAN_BLOCK:
1.88 schwarze 697: print_bvspace(p, n, mt->pardist);
1.11 schwarze 698: /* FALLTHROUGH */
699: default:
700: return(1);
701: }
702:
1.70 schwarze 703: len = (size_t)mt->lmargin[mt->lmargincur];
1.11 schwarze 704: ival = -1;
705:
706: /* Calculate offset. */
1.1 kristaps 707:
1.70 schwarze 708: if (NULL != (nn = n->parent->head->child))
1.95 schwarze 709: if (nn->string && 0 == (MAN_LINE & nn->flags))
1.42 schwarze 710: if ((ival = a2width(p, nn->string)) >= 0)
1.11 schwarze 711: len = (size_t)ival;
1.8 schwarze 712:
1.11 schwarze 713: switch (n->type) {
1.100 schwarze 714: case MAN_HEAD:
1.11 schwarze 715: /* Handle zero-length properly. */
716: if (0 == len)
1.42 schwarze 717: len = term_len(p, 1);
1.11 schwarze 718:
1.13 schwarze 719: p->offset = mt->offset;
720: p->rmargin = mt->offset + len;
1.11 schwarze 721:
1.57 schwarze 722: savelit = MANT_LITERAL & mt->fl;
723: mt->fl &= ~MANT_LITERAL;
724:
1.11 schwarze 725: /* Don't print same-line elements. */
1.95 schwarze 726: nn = n->child;
727: while (NULL != nn && 0 == (MAN_LINE & nn->flags))
728: nn = nn->next;
729:
730: while (NULL != nn) {
731: print_man_node(p, mt, nn, meta);
732: nn = nn->next;
733: }
1.11 schwarze 734:
1.57 schwarze 735: if (savelit)
736: mt->fl |= MANT_LITERAL;
1.11 schwarze 737: if (ival >= 0)
1.70 schwarze 738: mt->lmargin[mt->lmargincur] = (size_t)ival;
1.11 schwarze 739:
740: return(0);
1.100 schwarze 741: case MAN_BODY:
1.13 schwarze 742: p->offset = mt->offset + len;
1.109 schwarze 743: p->rmargin = p->maxrmargin;
1.93 schwarze 744: p->trailspace = 0;
1.84 schwarze 745: p->flags &= ~TERMP_NOBREAK;
1.11 schwarze 746: break;
747: default:
748: break;
749: }
1.1 kristaps 750:
1.11 schwarze 751: return(1);
752: }
1.1 kristaps 753:
1.11 schwarze 754: static void
755: post_TP(DECL_ARGS)
756: {
1.1 kristaps 757:
1.11 schwarze 758: switch (n->type) {
1.100 schwarze 759: case MAN_HEAD:
1.11 schwarze 760: term_flushln(p);
761: break;
1.100 schwarze 762: case MAN_BODY:
1.57 schwarze 763: term_newln(p);
1.92 schwarze 764: p->offset = mt->offset;
1.11 schwarze 765: break;
766: default:
767: break;
768: }
1.1 kristaps 769: }
770:
771: static int
772: pre_SS(DECL_ARGS)
773: {
1.88 schwarze 774: int i;
1.1 kristaps 775:
1.11 schwarze 776: switch (n->type) {
1.100 schwarze 777: case MAN_BLOCK:
1.69 schwarze 778: mt->fl &= ~MANT_LITERAL;
1.77 schwarze 779: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
780: mt->offset = term_len(p, p->defindent);
1.111 schwarze 781:
782: /*
783: * No vertical space before the first subsection
784: * and after an empty subsection.
785: */
786:
787: do {
788: n = n->prev;
789: } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
790: if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))
1.11 schwarze 791: break;
1.111 schwarze 792:
1.88 schwarze 793: for (i = 0; i < mt->pardist; i++)
794: term_vspace(p);
1.11 schwarze 795: break;
1.100 schwarze 796: case MAN_HEAD:
1.21 schwarze 797: term_fontrepl(p, TERMFONT_BOLD);
1.87 schwarze 798: p->offset = term_len(p, 3);
1.11 schwarze 799: break;
1.100 schwarze 800: case MAN_BODY:
1.13 schwarze 801: p->offset = mt->offset;
1.11 schwarze 802: break;
803: default:
804: break;
805: }
806:
1.1 kristaps 807: return(1);
808: }
809:
810: static void
811: post_SS(DECL_ARGS)
812: {
1.100 schwarze 813:
1.11 schwarze 814: switch (n->type) {
1.100 schwarze 815: case MAN_HEAD:
1.11 schwarze 816: term_newln(p);
817: break;
1.100 schwarze 818: case MAN_BODY:
1.11 schwarze 819: term_newln(p);
820: break;
821: default:
822: break;
823: }
1.1 kristaps 824: }
825:
826: static int
827: pre_SH(DECL_ARGS)
828: {
1.88 schwarze 829: int i;
1.1 kristaps 830:
1.11 schwarze 831: switch (n->type) {
1.100 schwarze 832: case MAN_BLOCK:
1.69 schwarze 833: mt->fl &= ~MANT_LITERAL;
1.77 schwarze 834: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
835: mt->offset = term_len(p, p->defindent);
1.111 schwarze 836:
837: /*
838: * No vertical space before the first section
839: * and after an empty section.
840: */
841:
842: do {
843: n = n->prev;
844: } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
845: if (n == NULL || (n->tok == MAN_SH && n->body->child == NULL))
1.29 schwarze 846: break;
1.111 schwarze 847:
1.88 schwarze 848: for (i = 0; i < mt->pardist; i++)
849: term_vspace(p);
1.11 schwarze 850: break;
1.100 schwarze 851: case MAN_HEAD:
1.21 schwarze 852: term_fontrepl(p, TERMFONT_BOLD);
1.11 schwarze 853: p->offset = 0;
854: break;
1.100 schwarze 855: case MAN_BODY:
1.13 schwarze 856: p->offset = mt->offset;
1.11 schwarze 857: break;
858: default:
859: break;
860: }
861:
1.1 kristaps 862: return(1);
863: }
864:
865: static void
866: post_SH(DECL_ARGS)
867: {
1.100 schwarze 868:
1.11 schwarze 869: switch (n->type) {
1.100 schwarze 870: case MAN_HEAD:
1.11 schwarze 871: term_newln(p);
872: break;
1.100 schwarze 873: case MAN_BODY:
1.11 schwarze 874: term_newln(p);
875: break;
876: default:
1.13 schwarze 877: break;
878: }
879: }
880:
881: static int
882: pre_RS(DECL_ARGS)
883: {
1.69 schwarze 884: int ival;
885: size_t sz;
1.13 schwarze 886:
887: switch (n->type) {
1.100 schwarze 888: case MAN_BLOCK:
1.13 schwarze 889: term_newln(p);
890: return(1);
1.100 schwarze 891: case MAN_HEAD:
1.13 schwarze 892: return(0);
893: default:
894: break;
895: }
896:
1.77 schwarze 897: sz = term_len(p, p->defindent);
1.13 schwarze 898:
1.69 schwarze 899: if (NULL != (n = n->parent->head->child))
1.100 schwarze 900: if ((ival = a2width(p, n->string)) >= 0)
1.69 schwarze 901: sz = (size_t)ival;
1.13 schwarze 902:
1.69 schwarze 903: mt->offset += sz;
1.94 schwarze 904: p->offset = mt->offset;
1.109 schwarze 905: p->rmargin = p->maxrmargin;
1.13 schwarze 906:
1.70 schwarze 907: if (++mt->lmarginsz < MAXMARGINS)
908: mt->lmargincur = mt->lmarginsz;
909:
910: mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1];
1.13 schwarze 911: return(1);
912: }
913:
914: static void
915: post_RS(DECL_ARGS)
916: {
1.69 schwarze 917: int ival;
918: size_t sz;
1.13 schwarze 919:
920: switch (n->type) {
1.100 schwarze 921: case MAN_BLOCK:
1.69 schwarze 922: return;
1.100 schwarze 923: case MAN_HEAD:
1.69 schwarze 924: return;
1.13 schwarze 925: default:
926: term_newln(p);
1.11 schwarze 927: break;
928: }
1.69 schwarze 929:
1.77 schwarze 930: sz = term_len(p, p->defindent);
1.69 schwarze 931:
1.100 schwarze 932: if (NULL != (n = n->parent->head->child))
933: if ((ival = a2width(p, n->string)) >= 0)
1.69 schwarze 934: sz = (size_t)ival;
935:
936: mt->offset = mt->offset < sz ? 0 : mt->offset - sz;
937: p->offset = mt->offset;
1.70 schwarze 938:
939: if (--mt->lmarginsz < MAXMARGINS)
940: mt->lmargincur = mt->lmarginsz;
1.91 schwarze 941: }
942:
943: static int
944: pre_UR(DECL_ARGS)
945: {
946:
947: return (MAN_HEAD != n->type);
948: }
949:
950: static void
951: post_UR(DECL_ARGS)
952: {
953:
954: if (MAN_BLOCK != n->type)
955: return;
956:
957: term_word(p, "<");
958: p->flags |= TERMP_NOSPACE;
959:
960: if (NULL != n->child->child)
961: print_man_node(p, mt, n->child->child, meta);
962:
963: p->flags |= TERMP_NOSPACE;
964: term_word(p, ">");
1.47 schwarze 965: }
966:
1.1 kristaps 967: static void
1.19 schwarze 968: print_man_node(DECL_ARGS)
1.1 kristaps 969: {
1.32 schwarze 970: size_t rm, rmax;
1.21 schwarze 971: int c;
1.1 kristaps 972:
973: switch (n->type) {
1.100 schwarze 974: case MAN_TEXT:
1.61 schwarze 975: /*
976: * If we have a blank line, output a vertical space.
977: * If we have a space as the first character, break
978: * before printing the line's data.
979: */
1.60 schwarze 980: if ('\0' == *n->string) {
1.1 kristaps 981: term_vspace(p);
1.61 schwarze 982: return;
983: } else if (' ' == *n->string && MAN_LINE & n->flags)
1.60 schwarze 984: term_newln(p);
1.21 schwarze 985:
1.1 kristaps 986: term_word(p, n->string);
1.84 schwarze 987: goto out;
1.21 schwarze 988:
1.100 schwarze 989: case MAN_EQN:
1.105 schwarze 990: if ( ! (n->flags & MAN_LINE))
991: p->flags |= TERMP_NOSPACE;
1.71 schwarze 992: term_eqn(p, n->eqn);
1.107 schwarze 993: if (n->next != NULL && ! (n->next->flags & MAN_LINE))
1.106 schwarze 994: p->flags |= TERMP_NOSPACE;
1.61 schwarze 995: return;
1.100 schwarze 996: case MAN_TBL:
1.61 schwarze 997: /*
998: * Tables are preceded by a newline. Then process a
999: * table line, which will cause line termination,
1000: */
1.100 schwarze 1001: if (TBL_SPAN_FIRST & n->span->flags)
1.58 schwarze 1002: term_newln(p);
1003: term_tbl(p, n->span);
1.61 schwarze 1004: return;
1.1 kristaps 1005: default:
1006: break;
1007: }
1008:
1.61 schwarze 1009: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
1010: term_fontrepl(p, TERMFONT_NONE);
1011:
1012: c = 1;
1013: if (termacts[n->tok].pre)
1.89 schwarze 1014: c = (*termacts[n->tok].pre)(p, mt, n, meta);
1.61 schwarze 1015:
1.1 kristaps 1016: if (c && n->child)
1.89 schwarze 1017: print_man_nodelist(p, mt, n->child, meta);
1.1 kristaps 1018:
1.61 schwarze 1019: if (termacts[n->tok].post)
1.89 schwarze 1020: (*termacts[n->tok].post)(p, mt, n, meta);
1.61 schwarze 1021: if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
1022: term_fontrepl(p, TERMFONT_NONE);
1.30 schwarze 1023:
1.84 schwarze 1024: out:
1025: /*
1026: * If we're in a literal context, make sure that words
1027: * together on the same line stay together. This is a
1028: * POST-printing call, so we check the NEXT word. Since
1029: * -man doesn't have nested macros, we don't need to be
1030: * more specific than this.
1031: */
1.110 schwarze 1032: if (mt->fl & MANT_LITERAL &&
1033: ! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
1034: (n->next == NULL || n->next->flags & MAN_LINE)) {
1.84 schwarze 1035: rm = p->rmargin;
1036: rmax = p->maxrmargin;
1037: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1038: p->flags |= TERMP_NOSPACE;
1.110 schwarze 1039: if (n->string != NULL && *n->string != '\0')
1.84 schwarze 1040: term_flushln(p);
1041: else
1042: term_newln(p);
1043: if (rm < rmax && n->parent->tok == MAN_HP) {
1044: p->offset = rm;
1045: p->rmargin = rmax;
1046: } else
1047: p->rmargin = rm;
1048: p->maxrmargin = rmax;
1049: }
1.30 schwarze 1050: if (MAN_EOS & n->flags)
1051: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1052: }
1053:
1054:
1055: static void
1.21 schwarze 1056: print_man_nodelist(DECL_ARGS)
1.1 kristaps 1057: {
1.11 schwarze 1058:
1.89 schwarze 1059: print_man_node(p, mt, n, meta);
1.1 kristaps 1060: if ( ! n->next)
1061: return;
1.89 schwarze 1062: print_man_nodelist(p, mt, n->next, meta);
1.1 kristaps 1063: }
1064:
1065: static void
1.41 schwarze 1066: print_man_foot(struct termp *p, const void *arg)
1.1 kristaps 1067: {
1.101 schwarze 1068: const struct man_meta *meta;
1069: char *title;
1.109 schwarze 1070: size_t datelen, titlen;
1.41 schwarze 1071:
1072: meta = (const struct man_meta *)arg;
1.80 schwarze 1073: assert(meta->title);
1074: assert(meta->msec);
1075: assert(meta->date);
1.21 schwarze 1076:
1077: term_fontrepl(p, TERMFONT_NONE);
1.1 kristaps 1078:
1.103 schwarze 1079: if (meta->hasbody)
1080: term_vspace(p);
1.81 schwarze 1081:
1082: /*
1083: * Temporary, undocumented option to imitate mdoc(7) output.
1084: * In the bottom right corner, use the source instead of
1085: * the title.
1086: */
1087:
1.79 schwarze 1088: if ( ! p->mdocstyle) {
1.103 schwarze 1089: if (meta->hasbody) {
1090: term_vspace(p);
1091: term_vspace(p);
1092: }
1.101 schwarze 1093: mandoc_asprintf(&title, "%s(%s)",
1094: meta->title, meta->msec);
1.79 schwarze 1095: } else if (meta->source) {
1.101 schwarze 1096: title = mandoc_strdup(meta->source);
1.79 schwarze 1097: } else {
1.101 schwarze 1098: title = mandoc_strdup("");
1.79 schwarze 1099: }
1.78 schwarze 1100: datelen = term_strlen(p, meta->date);
1.1 kristaps 1101:
1.81 schwarze 1102: /* Bottom left corner: manual source. */
1103:
1.1 kristaps 1104: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.93 schwarze 1105: p->trailspace = 1;
1.1 kristaps 1106: p->offset = 0;
1.109 schwarze 1107: p->rmargin = p->maxrmargin > datelen ?
1108: (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
1.1 kristaps 1109:
1110: if (meta->source)
1111: term_word(p, meta->source);
1112: term_flushln(p);
1113:
1.81 schwarze 1114: /* At the bottom in the middle: manual date. */
1115:
1.109 schwarze 1116: p->offset = p->rmargin;
1117: titlen = term_strlen(p, title);
1118: p->rmargin = p->maxrmargin > titlen ? p->maxrmargin - titlen : 0;
1.72 schwarze 1119: p->flags |= TERMP_NOSPACE;
1.78 schwarze 1120:
1121: term_word(p, meta->date);
1122: term_flushln(p);
1123:
1.81 schwarze 1124: /* Bottom right corner: manual title and section. */
1125:
1.78 schwarze 1126: p->flags &= ~TERMP_NOBREAK;
1127: p->flags |= TERMP_NOSPACE;
1.93 schwarze 1128: p->trailspace = 0;
1.78 schwarze 1129: p->offset = p->rmargin;
1.1 kristaps 1130: p->rmargin = p->maxrmargin;
1131:
1.78 schwarze 1132: term_word(p, title);
1.1 kristaps 1133: term_flushln(p);
1.101 schwarze 1134: free(title);
1.1 kristaps 1135: }
1136:
1137: static void
1.41 schwarze 1138: print_man_head(struct termp *p, const void *arg)
1.1 kristaps 1139: {
1.101 schwarze 1140: const struct man_meta *meta;
1.102 schwarze 1141: const char *volume;
1.101 schwarze 1142: char *title;
1.102 schwarze 1143: size_t vollen, titlen;
1.41 schwarze 1144:
1.89 schwarze 1145: meta = (const struct man_meta *)arg;
1146: assert(meta->title);
1147: assert(meta->msec);
1.1 kristaps 1148:
1.102 schwarze 1149: volume = NULL == meta->vol ? "" : meta->vol;
1150: vollen = term_strlen(p, volume);
1.1 kristaps 1151:
1.81 schwarze 1152: /* Top left corner: manual title and section. */
1153:
1.101 schwarze 1154: mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
1.42 schwarze 1155: titlen = term_strlen(p, title);
1.1 kristaps 1156:
1.73 schwarze 1157: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.93 schwarze 1158: p->trailspace = 1;
1.1 kristaps 1159: p->offset = 0;
1.102 schwarze 1160: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1161: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.109 schwarze 1162: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 1163:
1164: term_word(p, title);
1165: term_flushln(p);
1166:
1.81 schwarze 1167: /* At the top in the middle: manual volume. */
1168:
1.72 schwarze 1169: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1170: p->offset = p->rmargin;
1.102 schwarze 1171: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.25 schwarze 1172: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 1173:
1.102 schwarze 1174: term_word(p, volume);
1.1 kristaps 1175: term_flushln(p);
1176:
1.81 schwarze 1177: /* Top right corner: title and section, again. */
1178:
1.1 kristaps 1179: p->flags &= ~TERMP_NOBREAK;
1.93 schwarze 1180: p->trailspace = 0;
1.25 schwarze 1181: if (p->rmargin + titlen <= p->maxrmargin) {
1.72 schwarze 1182: p->flags |= TERMP_NOSPACE;
1.25 schwarze 1183: p->offset = p->rmargin;
1184: p->rmargin = p->maxrmargin;
1185: term_word(p, title);
1186: term_flushln(p);
1187: }
1.1 kristaps 1188:
1.73 schwarze 1189: p->flags &= ~TERMP_NOSPACE;
1190: p->offset = 0;
1.1 kristaps 1191: p->rmargin = p->maxrmargin;
1.29 schwarze 1192:
1.100 schwarze 1193: /*
1.81 schwarze 1194: * Groff prints three blank lines before the content.
1195: * Do the same, except in the temporary, undocumented
1196: * mode imitating mdoc(7) output.
1.29 schwarze 1197: */
1198:
1199: term_vspace(p);
1.79 schwarze 1200: if ( ! p->mdocstyle) {
1201: term_vspace(p);
1202: term_vspace(p);
1203: }
1.101 schwarze 1204: free(title);
1.1 kristaps 1205: }