Annotation of mandoc/action.c, Revision 1.48
1.48 ! kristaps 1: /* $Id: action.c,v 1.47 2009/03/21 09:42:07 kristaps Exp $ */
1.1 kristaps 2: /*
1.43 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the
7: * above copyright notice and this permission notice appear in all
8: * copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11: * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12: * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13: * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16: * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17: * PERFORMANCE OF THIS SOFTWARE.
18: */
1.31 kristaps 19: #include <sys/utsname.h>
20:
1.1 kristaps 21: #include <assert.h>
1.31 kristaps 22: #include <errno.h>
1.20 kristaps 23: #include <stdio.h>
1.1 kristaps 24: #include <stdlib.h>
1.20 kristaps 25: #include <string.h>
1.1 kristaps 26:
27: #include "private.h"
28:
1.14 kristaps 29: /*
30: * Actions are executed on macros after they've been post-validated: in
31: * other words, a macro will not be "acted upon" until all of its
32: * children have been filled in (post-fix order).
33: */
1.1 kristaps 34:
1.33 kristaps 35: enum merr {
36: ENOWIDTH
37: };
38:
39: enum mwarn {
40: WBADSEC,
41: WNOWIDTH,
42: WBADDATE
43: };
44:
1.44 kristaps 45: #define PRE_ARGS struct mdoc *m, const struct mdoc_node *n
46: #define POST_ARGS struct mdoc *m
47:
1.1 kristaps 48: struct actions {
1.44 kristaps 49: int (*pre)(PRE_ARGS);
50: int (*post)(POST_ARGS);
1.1 kristaps 51: };
52:
1.44 kristaps 53: static int pwarn(struct mdoc *, int, int, enum mwarn);
54: static int perr(struct mdoc *, int, int, enum merr);
55:
56: static int post_ar(POST_ARGS);
57: static int post_bl(POST_ARGS);
58: static int post_bl_width(POST_ARGS);
59: static int post_bl_tagwidth(POST_ARGS);
60: static int post_dd(POST_ARGS);
1.46 kristaps 61: static int post_display(POST_ARGS);
1.44 kristaps 62: static int post_dt(POST_ARGS);
63: static int post_nm(POST_ARGS);
64: static int post_os(POST_ARGS);
65: static int post_prol(POST_ARGS);
66: static int post_sh(POST_ARGS);
67: static int post_std(POST_ARGS);
1.3 kristaps 68:
1.45 kristaps 69: static int pre_bd(PRE_ARGS);
1.46 kristaps 70: static int pre_dl(PRE_ARGS);
1.44 kristaps 71:
72: #define merr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t))
73: #define mwarn(m, t) pwarn((m), (m)->last->line, (m)->last->pos, (t))
1.42 kristaps 74:
1.1 kristaps 75: const struct actions mdoc_actions[MDOC_MAX] = {
1.44 kristaps 76: { NULL, NULL }, /* \" */
77: { NULL, post_dd }, /* Dd */
78: { NULL, post_dt }, /* Dt */
79: { NULL, post_os }, /* Os */
80: { NULL, post_sh }, /* Sh */
81: { NULL, NULL }, /* Ss */
82: { NULL, NULL }, /* Pp */
83: { NULL, NULL }, /* D1 */
1.46 kristaps 84: { pre_dl, post_display }, /* Dl */
85: { pre_bd, post_display }, /* Bd */
1.44 kristaps 86: { NULL, NULL }, /* Ed */
87: { NULL, post_bl }, /* Bl */
88: { NULL, NULL }, /* El */
89: { NULL, NULL }, /* It */
90: { NULL, NULL }, /* Ad */
91: { NULL, NULL }, /* An */
92: { NULL, post_ar }, /* Ar */
93: { NULL, NULL }, /* Cd */
94: { NULL, NULL }, /* Cm */
95: { NULL, NULL }, /* Dv */
96: { NULL, NULL }, /* Er */
97: { NULL, NULL }, /* Ev */
98: { NULL, post_std }, /* Ex */
99: { NULL, NULL }, /* Fa */
100: { NULL, NULL }, /* Fd */
101: { NULL, NULL }, /* Fl */
102: { NULL, NULL }, /* Fn */
103: { NULL, NULL }, /* Ft */
104: { NULL, NULL }, /* Ic */
105: { NULL, NULL }, /* In */
106: { NULL, NULL }, /* Li */
107: { NULL, NULL }, /* Nd */
108: { NULL, post_nm }, /* Nm */
109: { NULL, NULL }, /* Op */
110: { NULL, NULL }, /* Ot */
111: { NULL, NULL }, /* Pa */
112: { NULL, post_std }, /* Rv */
113: { NULL, NULL }, /* St */
114: { NULL, NULL }, /* Va */
115: { NULL, NULL }, /* Vt */
116: { NULL, NULL }, /* Xr */
117: { NULL, NULL }, /* %A */
118: { NULL, NULL }, /* %B */
119: { NULL, NULL }, /* %D */
120: { NULL, NULL }, /* %I */
121: { NULL, NULL }, /* %J */
122: { NULL, NULL }, /* %N */
123: { NULL, NULL }, /* %O */
124: { NULL, NULL }, /* %P */
125: { NULL, NULL }, /* %R */
126: { NULL, NULL }, /* %T */
127: { NULL, NULL }, /* %V */
128: { NULL, NULL }, /* Ac */
129: { NULL, NULL }, /* Ao */
130: { NULL, NULL }, /* Aq */
131: { NULL, NULL }, /* At */
132: { NULL, NULL }, /* Bc */
133: { NULL, NULL }, /* Bf */
134: { NULL, NULL }, /* Bo */
135: { NULL, NULL }, /* Bq */
136: { NULL, NULL }, /* Bsx */
137: { NULL, NULL }, /* Bx */
138: { NULL, NULL }, /* Db */
139: { NULL, NULL }, /* Dc */
140: { NULL, NULL }, /* Do */
141: { NULL, NULL }, /* Dq */
142: { NULL, NULL }, /* Ec */
143: { NULL, NULL }, /* Ef */
144: { NULL, NULL }, /* Em */
145: { NULL, NULL }, /* Eo */
146: { NULL, NULL }, /* Fx */
147: { NULL, NULL }, /* Ms */
148: { NULL, NULL }, /* No */
149: { NULL, NULL }, /* Ns */
150: { NULL, NULL }, /* Nx */
151: { NULL, NULL }, /* Ox */
152: { NULL, NULL }, /* Pc */
153: { NULL, NULL }, /* Pf */
154: { NULL, NULL }, /* Po */
155: { NULL, NULL }, /* Pq */
156: { NULL, NULL }, /* Qc */
157: { NULL, NULL }, /* Ql */
158: { NULL, NULL }, /* Qo */
159: { NULL, NULL }, /* Qq */
160: { NULL, NULL }, /* Re */
161: { NULL, NULL }, /* Rs */
162: { NULL, NULL }, /* Sc */
163: { NULL, NULL }, /* So */
164: { NULL, NULL }, /* Sq */
165: { NULL, NULL }, /* Sm */
166: { NULL, NULL }, /* Sx */
167: { NULL, NULL }, /* Sy */
168: { NULL, NULL }, /* Tn */
169: { NULL, NULL }, /* Ux */
170: { NULL, NULL }, /* Xc */
171: { NULL, NULL }, /* Xo */
172: { NULL, NULL }, /* Fo */
173: { NULL, NULL }, /* Fc */
174: { NULL, NULL }, /* Oo */
175: { NULL, NULL }, /* Oc */
176: { NULL, NULL }, /* Bk */
177: { NULL, NULL }, /* Ek */
178: { NULL, NULL }, /* Bt */
179: { NULL, NULL }, /* Hf */
180: { NULL, NULL }, /* Fr */
181: { NULL, NULL }, /* Ud */
182: { NULL, NULL }, /* Lb */
183: { NULL, NULL }, /* Ap */
184: { NULL, NULL }, /* Lp */
185: { NULL, NULL }, /* Lk */
186: { NULL, NULL }, /* Mt */
187: { NULL, NULL }, /* Brq */
188: { NULL, NULL }, /* Bro */
189: { NULL, NULL }, /* Brc */
190: { NULL, NULL }, /* %C */
191: { NULL, NULL }, /* Es */
192: { NULL, NULL }, /* En */
193: { NULL, NULL }, /* Dx */
1.47 kristaps 194: { NULL, NULL }, /* %Q */
1.1 kristaps 195: };
196:
197:
1.44 kristaps 198: int
199: mdoc_action_pre(struct mdoc *m, const struct mdoc_node *n)
200: {
201:
202: switch (n->type) {
203: case (MDOC_ROOT):
204: break;
205: case (MDOC_TEXT):
206: break;
207: default:
208: if (NULL == mdoc_actions[m->last->tok].pre)
209: break;
210: return((*mdoc_actions[m->last->tok].pre)(m, n));
211: }
212: return(1);
213: }
214:
215:
216: int
217: mdoc_action_post(struct mdoc *m)
218: {
219:
220: if (MDOC_ACTED & m->last->flags)
221: return(1);
222: m->last->flags |= MDOC_ACTED;
223:
224: switch (m->last->type) {
225: case (MDOC_TEXT):
226: break;
227: case (MDOC_ROOT):
228: break;
229: default:
230: if (NULL == mdoc_actions[m->last->tok].post)
231: break;
232: return((*mdoc_actions[m->last->tok].post)(m));
233: }
234: return(1);
235: }
236:
237:
1.33 kristaps 238: static int
1.44 kristaps 239: perr(struct mdoc *m, int line, int pos, enum merr type)
1.33 kristaps 240: {
241: char *p;
242:
243: p = NULL;
244:
245: switch (type) {
246: case (ENOWIDTH):
247: p = "missing width argument";
248: break;
249: }
250:
251: assert(p);
1.44 kristaps 252: return(mdoc_perr(m, line, pos, p));
1.33 kristaps 253: }
254:
255:
256: static int
1.44 kristaps 257: pwarn(struct mdoc *m, int line, int pos, enum mwarn type)
1.33 kristaps 258: {
259: char *p;
260: int c;
261:
262: p = NULL;
263: c = WARN_SYNTAX;
264:
265: switch (type) {
266: case (WBADSEC):
267: p = "inappropriate document section in manual section";
268: c = WARN_COMPAT;
269: break;
270: case (WNOWIDTH):
271: p = "cannot determine default width";
272: break;
273: case (WBADDATE):
274: p = "malformed date syntax";
275: break;
276: }
277:
278: assert(p);
1.44 kristaps 279: return(mdoc_pwarn(m, line, pos, c, p));
1.33 kristaps 280: }
281:
282:
1.3 kristaps 283: static int
1.44 kristaps 284: post_std(POST_ARGS)
1.29 kristaps 285: {
286:
287: /*
1.41 kristaps 288: * If '-std' is invoked without an argument, fill it in with our
289: * name (if it's been set).
1.29 kristaps 290: */
291:
1.44 kristaps 292: if (NULL == m->last->args)
1.29 kristaps 293: return(1);
1.44 kristaps 294: if (m->last->args->argv[0].sz)
1.29 kristaps 295: return(1);
296:
1.44 kristaps 297: assert(m->meta.name);
1.29 kristaps 298:
1.44 kristaps 299: m->last->args->argv[0].value = xcalloc(1, sizeof(char *));
300: m->last->args->argv[0].sz = 1;
301: m->last->args->argv[0].value[0] = xstrdup(m->meta.name);
1.29 kristaps 302: return(1);
303: }
304:
305:
306: static int
1.44 kristaps 307: post_nm(POST_ARGS)
1.10 kristaps 308: {
309: char buf[64];
310:
1.44 kristaps 311: if (m->meta.name)
1.10 kristaps 312: return(1);
313:
1.44 kristaps 314: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
315: m->meta.name = xstrdup(buf);
1.10 kristaps 316:
1.31 kristaps 317: return(1);
1.10 kristaps 318: }
319:
320:
321: static int
1.44 kristaps 322: post_sh(POST_ARGS)
1.1 kristaps 323: {
1.10 kristaps 324: enum mdoc_sec sec;
325: char buf[64];
1.3 kristaps 326:
1.23 kristaps 327: /*
328: * We keep track of the current section /and/ the "named"
329: * section, which is one of the conventional ones, in order to
330: * check ordering.
331: */
332:
1.44 kristaps 333: if (MDOC_HEAD != m->last->type)
1.3 kristaps 334: return(1);
1.31 kristaps 335:
1.44 kristaps 336: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.31 kristaps 337: if (SEC_CUSTOM != (sec = mdoc_atosec(buf)))
1.44 kristaps 338: m->lastnamed = sec;
1.31 kristaps 339:
1.44 kristaps 340: switch ((m->lastsec = sec)) {
1.23 kristaps 341: case (SEC_RETURN_VALUES):
342: /* FALLTHROUGH */
343: case (SEC_ERRORS):
1.44 kristaps 344: switch (m->meta.msec) {
1.31 kristaps 345: case (2):
1.23 kristaps 346: /* FALLTHROUGH */
1.31 kristaps 347: case (3):
1.23 kristaps 348: /* FALLTHROUGH */
1.31 kristaps 349: case (9):
1.23 kristaps 350: break;
351: default:
1.44 kristaps 352: return(mwarn(m, WBADSEC));
1.23 kristaps 353: }
354: break;
355: default:
356: break;
1.11 kristaps 357: }
1.23 kristaps 358: return(1);
1.1 kristaps 359: }
360:
1.3 kristaps 361:
1.4 kristaps 362: static int
1.44 kristaps 363: post_dt(POST_ARGS)
1.4 kristaps 364: {
1.5 kristaps 365: struct mdoc_node *n;
1.31 kristaps 366: const char *cp;
367: char *ep;
368: long lval;
369:
1.44 kristaps 370: if (m->meta.title)
371: free(m->meta.title);
372: if (m->meta.vol)
373: free(m->meta.vol);
374: if (m->meta.arch)
375: free(m->meta.arch);
1.31 kristaps 376:
1.44 kristaps 377: m->meta.title = m->meta.vol = m->meta.arch = NULL;
378: m->meta.msec = 0;
1.31 kristaps 379:
380: /* Handles: `.Dt'
381: * --> title = unknown, volume = local, msec = 0, arch = NULL
382: */
383:
1.44 kristaps 384: if (NULL == (n = m->last->child)) {
385: m->meta.title = xstrdup("unknown");
386: m->meta.vol = xstrdup("local");
387: return(post_prol(m));
1.31 kristaps 388: }
1.5 kristaps 389:
1.31 kristaps 390: /* Handles: `.Dt TITLE'
391: * --> title = TITLE, volume = local, msec = 0, arch = NULL
1.23 kristaps 392: */
393:
1.44 kristaps 394: m->meta.title = xstrdup(n->string);
1.31 kristaps 395:
396: if (NULL == (n = n->next)) {
1.44 kristaps 397: m->meta.vol = xstrdup("local");
398: return(post_prol(m));
1.31 kristaps 399: }
1.5 kristaps 400:
1.31 kristaps 401: /* Handles: `.Dt TITLE SEC'
402: * --> title = TITLE, volume = SEC is msec ?
403: * format(msec) : SEC,
404: * msec = SEC is msec ? atoi(msec) : 0,
405: * arch = NULL
406: */
407:
1.48 ! kristaps 408: cp = mdoc_a2msec(n->string);
! 409: if (cp) {
1.44 kristaps 410: m->meta.vol = xstrdup(cp);
1.31 kristaps 411: errno = 0;
1.33 kristaps 412: lval = strtol(n->string, &ep, 10);
413: if (n->string[0] != '\0' && *ep == '\0')
1.44 kristaps 414: m->meta.msec = (int)lval;
1.31 kristaps 415: } else
1.44 kristaps 416: m->meta.vol = xstrdup(n->string);
1.31 kristaps 417:
1.44 kristaps 418: if (NULL == (n = n->next))
419: return(post_prol(m));
1.4 kristaps 420:
1.31 kristaps 421: /* Handles: `.Dt TITLE SEC VOL'
422: * --> title = TITLE, volume = VOL is vol ?
423: * format(VOL) :
424: * VOL is arch ? format(arch) :
425: * VOL
426: */
1.4 kristaps 427:
1.48 ! kristaps 428: cp = mdoc_a2vol(n->string);
! 429: if (cp) {
1.44 kristaps 430: free(m->meta.vol);
431: m->meta.vol = xstrdup(cp);
1.31 kristaps 432: n = n->next;
433: } else {
1.33 kristaps 434: cp = mdoc_a2arch(n->string);
1.31 kristaps 435: if (NULL == cp) {
1.44 kristaps 436: free(m->meta.vol);
437: m->meta.vol = xstrdup(n->string);
1.31 kristaps 438: } else
1.44 kristaps 439: m->meta.arch = xstrdup(cp);
1.31 kristaps 440: }
1.4 kristaps 441:
1.31 kristaps 442: /* Ignore any subsequent parameters... */
1.15 kristaps 443:
1.44 kristaps 444: return(post_prol(m));
1.4 kristaps 445: }
446:
447:
448: static int
1.44 kristaps 449: post_os(POST_ARGS)
1.4 kristaps 450: {
1.10 kristaps 451: char buf[64];
1.31 kristaps 452: struct utsname utsname;
1.5 kristaps 453:
1.44 kristaps 454: if (m->meta.os)
455: free(m->meta.os);
1.23 kristaps 456:
1.44 kristaps 457: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.5 kristaps 458:
1.31 kristaps 459: if (0 == buf[0]) {
460: if (-1 == uname(&utsname))
1.44 kristaps 461: return(mdoc_err(m, "utsname"));
1.31 kristaps 462: (void)xstrlcpy(buf, utsname.sysname, sizeof(buf));
463: (void)xstrlcat(buf, " ", sizeof(buf));
464: (void)xstrlcat(buf, utsname.release, sizeof(buf));
465: }
1.6 kristaps 466:
1.44 kristaps 467: m->meta.os = xstrdup(buf);
468: m->lastnamed = m->lastsec = SEC_BODY;
1.31 kristaps 469:
1.44 kristaps 470: return(post_prol(m));
1.4 kristaps 471: }
472:
473:
1.20 kristaps 474: static int
1.44 kristaps 475: post_bl_tagwidth(struct mdoc *m)
1.20 kristaps 476: {
1.23 kristaps 477: struct mdoc_node *n;
478: int sz;
1.20 kristaps 479: char buf[32];
480:
1.23 kristaps 481: /*
482: * If -tag has been specified and -width has not been, then try
483: * to intuit our width from the first body element.
484: */
485:
1.44 kristaps 486: if (NULL == (n = m->last->body->child))
1.23 kristaps 487: return(1);
488:
489: /*
490: * Use the text width, if a text node, or the default macro
491: * width if a macro.
492: */
493:
1.48 ! kristaps 494: n = n->head->child;
! 495: if (n) {
1.23 kristaps 496: if (MDOC_TEXT != n->type) {
1.33 kristaps 497: if (0 == (sz = (int)mdoc_macro2len(n->tok)))
1.23 kristaps 498: sz = -1;
499: } else
1.33 kristaps 500: sz = (int)strlen(n->string) + 1;
1.23 kristaps 501: } else
502: sz = -1;
503:
504: if (-1 == sz) {
1.44 kristaps 505: if ( ! mwarn(m, WNOWIDTH))
1.23 kristaps 506: return(0);
507: sz = 10;
508: }
509:
510: (void)snprintf(buf, sizeof(buf), "%dn", sz);
511:
512: /*
513: * We have to dynamically add this to the macro's argument list.
514: * We're guaranteed that a MDOC_Width doesn't already exist.
515: */
516:
1.44 kristaps 517: if (NULL == m->last->args) {
518: m->last->args = xcalloc
1.33 kristaps 519: (1, sizeof(struct mdoc_arg));
1.44 kristaps 520: m->last->args->refcnt = 1;
1.33 kristaps 521: }
522:
1.44 kristaps 523: n = m->last;
1.33 kristaps 524: sz = (int)n->args->argc;
525:
526: (n->args->argc)++;
527:
528: n->args->argv = xrealloc(n->args->argv,
529: n->args->argc * sizeof(struct mdoc_arg));
1.23 kristaps 530:
1.33 kristaps 531: n->args->argv[sz - 1].arg = MDOC_Width;
1.44 kristaps 532: n->args->argv[sz - 1].line = m->last->line;
533: n->args->argv[sz - 1].pos = m->last->pos;
1.33 kristaps 534: n->args->argv[sz - 1].sz = 1;
535: n->args->argv[sz - 1].value = xcalloc(1, sizeof(char *));
536: n->args->argv[sz - 1].value[0] = xstrdup(buf);
1.23 kristaps 537:
538: return(1);
539: }
1.20 kristaps 540:
541:
1.23 kristaps 542: static int
1.33 kristaps 543: post_bl_width(struct mdoc *m)
1.23 kristaps 544: {
545: size_t width;
546: int i, tok;
547: char buf[32];
1.34 kristaps 548: char *p;
1.23 kristaps 549:
1.33 kristaps 550: if (NULL == m->last->args)
551: return(merr(m, ENOWIDTH));
552:
553: for (i = 0; i < (int)m->last->args->argc; i++)
554: if (MDOC_Width == m->last->args->argv[i].arg)
1.20 kristaps 555: break;
556:
1.33 kristaps 557: if (i == (int)m->last->args->argc)
558: return(merr(m, ENOWIDTH));
559:
1.34 kristaps 560: p = m->last->args->argv[i].value[0];
1.23 kristaps 561:
562: /*
563: * If the value to -width is a macro, then we re-write it to be
564: * the macro's width as set in share/tmac/mdoc/doc-common.
565: */
1.20 kristaps 566:
1.34 kristaps 567: if (xstrcmp(p, "Ds"))
1.26 kristaps 568: width = 8;
1.34 kristaps 569: else if (MDOC_MAX == (tok = mdoc_tokhash_find(m->htab, p)))
1.20 kristaps 570: return(1);
1.24 kristaps 571: else if (0 == (width = mdoc_macro2len(tok)))
1.33 kristaps 572: return(mwarn(m, WNOWIDTH));
1.20 kristaps 573:
1.23 kristaps 574: /* The value already exists: free and reallocate it. */
1.20 kristaps 575:
576: (void)snprintf(buf, sizeof(buf), "%zun", width);
577:
1.34 kristaps 578: free(m->last->args->argv[i].value[0]);
579: m->last->args->argv[i].value[0] = xstrdup(buf);
1.23 kristaps 580:
581: return(1);
582: }
583:
584:
585: static int
1.44 kristaps 586: post_bl(POST_ARGS)
1.23 kristaps 587: {
1.33 kristaps 588: int i, r, len;
1.23 kristaps 589:
1.44 kristaps 590: if (MDOC_BLOCK != m->last->type)
1.23 kristaps 591: return(1);
592:
593: /*
594: * These are fairly complicated, so we've broken them into two
595: * functions. post_bl_tagwidth() is called when a -tag is
596: * specified, but no -width (it must be guessed). The second
597: * when a -width is specified (macro indicators must be
598: * rewritten into real lengths).
599: */
600:
1.44 kristaps 601: len = (int)(m->last->args ? m->last->args->argc : 0);
1.33 kristaps 602:
603: for (r = i = 0; i < len; i++) {
1.44 kristaps 604: if (MDOC_Tag == m->last->args->argv[i].arg)
1.23 kristaps 605: r |= 1 << 0;
1.44 kristaps 606: if (MDOC_Width == m->last->args->argv[i].arg)
1.23 kristaps 607: r |= 1 << 1;
608: }
609:
610: if (r & (1 << 0) && ! (r & (1 << 1))) {
1.44 kristaps 611: if ( ! post_bl_tagwidth(m))
1.23 kristaps 612: return(0);
613: } else if (r & (1 << 1))
1.44 kristaps 614: if ( ! post_bl_width(m))
1.23 kristaps 615: return(0);
1.20 kristaps 616:
617: return(1);
618: }
619:
620:
1.4 kristaps 621: static int
1.44 kristaps 622: post_ar(POST_ARGS)
1.30 kristaps 623: {
624: struct mdoc_node *n;
625:
1.44 kristaps 626: if (m->last->child)
1.30 kristaps 627: return(1);
628:
1.44 kristaps 629: n = m->last;
630: m->next = MDOC_NEXT_CHILD;
631: if ( ! mdoc_word_alloc(m, m->last->line,
632: m->last->pos, "file"))
1.32 kristaps 633: return(0);
1.44 kristaps 634: m->next = MDOC_NEXT_SIBLING;
635: if ( ! mdoc_word_alloc(m, m->last->line,
636: m->last->pos, "..."))
1.32 kristaps 637: return(0);
1.30 kristaps 638:
1.44 kristaps 639: m->last = n;
640: m->next = MDOC_NEXT_SIBLING;
1.30 kristaps 641: return(1);
642: }
643:
644:
645: static int
1.44 kristaps 646: post_dd(POST_ARGS)
1.4 kristaps 647: {
1.15 kristaps 648: char buf[64];
1.4 kristaps 649:
1.44 kristaps 650: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.5 kristaps 651:
1.44 kristaps 652: if (0 == (m->meta.date = mdoc_atotime(buf))) {
653: if ( ! mwarn(m, WBADDATE))
1.33 kristaps 654: return(0);
1.44 kristaps 655: m->meta.date = time(NULL);
1.33 kristaps 656: }
1.5 kristaps 657:
1.44 kristaps 658: return(post_prol(m));
1.4 kristaps 659: }
660:
661:
1.13 kristaps 662: static int
1.44 kristaps 663: post_prol(POST_ARGS)
1.13 kristaps 664: {
665: struct mdoc_node *n;
666:
1.23 kristaps 667: /*
668: * The end document shouldn't have the prologue macros as part
669: * of the syntax tree (they encompass only meta-data).
670: */
671:
1.44 kristaps 672: if (m->last->parent->child == m->last)
673: m->last->parent->child = m->last->prev;
674: if (m->last->prev)
675: m->last->prev->next = NULL;
676:
677: n = m->last;
678: assert(NULL == m->last->next);
679:
680: if (m->last->prev) {
681: m->last = m->last->prev;
682: m->next = MDOC_NEXT_SIBLING;
1.13 kristaps 683: } else {
1.44 kristaps 684: m->last = m->last->parent;
685: m->next = MDOC_NEXT_CHILD;
1.13 kristaps 686: }
687:
688: mdoc_node_freelist(n);
689: return(1);
690: }
691:
692:
1.44 kristaps 693: static int
1.46 kristaps 694: pre_dl(PRE_ARGS)
695: {
696:
697: if (MDOC_BODY != n->type)
698: return(1);
699: m->flags |= MDOC_LITERAL;
700: return(1);
701: }
702:
703:
704: static int
1.45 kristaps 705: pre_bd(PRE_ARGS)
1.3 kristaps 706: {
1.44 kristaps 707: int i;
1.3 kristaps 708:
1.44 kristaps 709: if (MDOC_BODY != n->type)
1.12 kristaps 710: return(1);
711:
1.44 kristaps 712: /*
713: * We ONLY enter a literal context if `Bd -literal' or `Bd
714: * -unfilled'.
715: */
716:
717: n = n->parent;
1.45 kristaps 718:
1.44 kristaps 719: for (i = 0; i < (int)n->args->argc; i++)
720: if (MDOC_Literal == n->args->argv[i].arg)
721: break;
722: else if (MDOC_Unfilled == n->args->argv[i].arg)
723: break;
724:
725: if (i < (int)n->args->argc)
726: m->flags |= MDOC_LITERAL;
727:
728: return(1);
729: }
730:
731:
732: static int
1.46 kristaps 733: post_display(POST_ARGS)
1.44 kristaps 734: {
735:
736: if (MDOC_BODY == m->last->type)
737: m->flags &= ~MDOC_LITERAL;
738: return(1);
1.3 kristaps 739: }
1.44 kristaps 740:
741:
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