Annotation of mandoc/action.c, Revision 1.46
1.46 ! kristaps 1: /* $Id: action.c,v 1.45 2009/03/20 16:43:28 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 */
1.1 kristaps 194: };
195:
196:
1.44 kristaps 197: int
198: mdoc_action_pre(struct mdoc *m, const struct mdoc_node *n)
199: {
200:
201: switch (n->type) {
202: case (MDOC_ROOT):
203: break;
204: case (MDOC_TEXT):
205: break;
206: default:
207: if (NULL == mdoc_actions[m->last->tok].pre)
208: break;
209: return((*mdoc_actions[m->last->tok].pre)(m, n));
210: }
211: return(1);
212: }
213:
214:
215: int
216: mdoc_action_post(struct mdoc *m)
217: {
218:
219: if (MDOC_ACTED & m->last->flags)
220: return(1);
221: m->last->flags |= MDOC_ACTED;
222:
223: switch (m->last->type) {
224: case (MDOC_TEXT):
225: break;
226: case (MDOC_ROOT):
227: break;
228: default:
229: if (NULL == mdoc_actions[m->last->tok].post)
230: break;
231: return((*mdoc_actions[m->last->tok].post)(m));
232: }
233: return(1);
234: }
235:
236:
1.33 kristaps 237: static int
1.44 kristaps 238: perr(struct mdoc *m, int line, int pos, enum merr type)
1.33 kristaps 239: {
240: char *p;
241:
242: p = NULL;
243:
244: switch (type) {
245: case (ENOWIDTH):
246: p = "missing width argument";
247: break;
248: }
249:
250: assert(p);
1.44 kristaps 251: return(mdoc_perr(m, line, pos, p));
1.33 kristaps 252: }
253:
254:
255: static int
1.44 kristaps 256: pwarn(struct mdoc *m, int line, int pos, enum mwarn type)
1.33 kristaps 257: {
258: char *p;
259: int c;
260:
261: p = NULL;
262: c = WARN_SYNTAX;
263:
264: switch (type) {
265: case (WBADSEC):
266: p = "inappropriate document section in manual section";
267: c = WARN_COMPAT;
268: break;
269: case (WNOWIDTH):
270: p = "cannot determine default width";
271: break;
272: case (WBADDATE):
273: p = "malformed date syntax";
274: break;
275: }
276:
277: assert(p);
1.44 kristaps 278: return(mdoc_pwarn(m, line, pos, c, p));
1.33 kristaps 279: }
280:
281:
1.3 kristaps 282: static int
1.44 kristaps 283: post_std(POST_ARGS)
1.29 kristaps 284: {
285:
286: /*
1.41 kristaps 287: * If '-std' is invoked without an argument, fill it in with our
288: * name (if it's been set).
1.29 kristaps 289: */
290:
1.44 kristaps 291: if (NULL == m->last->args)
1.29 kristaps 292: return(1);
1.44 kristaps 293: if (m->last->args->argv[0].sz)
1.29 kristaps 294: return(1);
295:
1.44 kristaps 296: assert(m->meta.name);
1.29 kristaps 297:
1.44 kristaps 298: m->last->args->argv[0].value = xcalloc(1, sizeof(char *));
299: m->last->args->argv[0].sz = 1;
300: m->last->args->argv[0].value[0] = xstrdup(m->meta.name);
1.29 kristaps 301: return(1);
302: }
303:
304:
305: static int
1.44 kristaps 306: post_nm(POST_ARGS)
1.10 kristaps 307: {
308: char buf[64];
309:
1.44 kristaps 310: if (m->meta.name)
1.10 kristaps 311: return(1);
312:
1.44 kristaps 313: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
314: m->meta.name = xstrdup(buf);
1.10 kristaps 315:
1.31 kristaps 316: return(1);
1.10 kristaps 317: }
318:
319:
320: static int
1.44 kristaps 321: post_sh(POST_ARGS)
1.1 kristaps 322: {
1.10 kristaps 323: enum mdoc_sec sec;
324: char buf[64];
1.3 kristaps 325:
1.23 kristaps 326: /*
327: * We keep track of the current section /and/ the "named"
328: * section, which is one of the conventional ones, in order to
329: * check ordering.
330: */
331:
1.44 kristaps 332: if (MDOC_HEAD != m->last->type)
1.3 kristaps 333: return(1);
1.31 kristaps 334:
1.44 kristaps 335: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.31 kristaps 336: if (SEC_CUSTOM != (sec = mdoc_atosec(buf)))
1.44 kristaps 337: m->lastnamed = sec;
1.31 kristaps 338:
1.44 kristaps 339: switch ((m->lastsec = sec)) {
1.23 kristaps 340: case (SEC_RETURN_VALUES):
341: /* FALLTHROUGH */
342: case (SEC_ERRORS):
1.44 kristaps 343: switch (m->meta.msec) {
1.31 kristaps 344: case (2):
1.23 kristaps 345: /* FALLTHROUGH */
1.31 kristaps 346: case (3):
1.23 kristaps 347: /* FALLTHROUGH */
1.31 kristaps 348: case (9):
1.23 kristaps 349: break;
350: default:
1.44 kristaps 351: return(mwarn(m, WBADSEC));
1.23 kristaps 352: }
353: break;
354: default:
355: break;
1.11 kristaps 356: }
1.23 kristaps 357: return(1);
1.1 kristaps 358: }
359:
1.3 kristaps 360:
1.4 kristaps 361: static int
1.44 kristaps 362: post_dt(POST_ARGS)
1.4 kristaps 363: {
1.5 kristaps 364: struct mdoc_node *n;
1.31 kristaps 365: const char *cp;
366: char *ep;
367: long lval;
368:
1.44 kristaps 369: if (m->meta.title)
370: free(m->meta.title);
371: if (m->meta.vol)
372: free(m->meta.vol);
373: if (m->meta.arch)
374: free(m->meta.arch);
1.31 kristaps 375:
1.44 kristaps 376: m->meta.title = m->meta.vol = m->meta.arch = NULL;
377: m->meta.msec = 0;
1.31 kristaps 378:
379: /* Handles: `.Dt'
380: * --> title = unknown, volume = local, msec = 0, arch = NULL
381: */
382:
1.44 kristaps 383: if (NULL == (n = m->last->child)) {
384: m->meta.title = xstrdup("unknown");
385: m->meta.vol = xstrdup("local");
386: return(post_prol(m));
1.31 kristaps 387: }
1.5 kristaps 388:
1.31 kristaps 389: /* Handles: `.Dt TITLE'
390: * --> title = TITLE, volume = local, msec = 0, arch = NULL
1.23 kristaps 391: */
392:
1.44 kristaps 393: m->meta.title = xstrdup(n->string);
1.31 kristaps 394:
395: if (NULL == (n = n->next)) {
1.44 kristaps 396: m->meta.vol = xstrdup("local");
397: return(post_prol(m));
1.31 kristaps 398: }
1.5 kristaps 399:
1.31 kristaps 400: /* Handles: `.Dt TITLE SEC'
401: * --> title = TITLE, volume = SEC is msec ?
402: * format(msec) : SEC,
403: * msec = SEC is msec ? atoi(msec) : 0,
404: * arch = NULL
405: */
406:
1.33 kristaps 407: if ((cp = mdoc_a2msec(n->string))) {
1.44 kristaps 408: m->meta.vol = xstrdup(cp);
1.31 kristaps 409: errno = 0;
1.33 kristaps 410: lval = strtol(n->string, &ep, 10);
411: if (n->string[0] != '\0' && *ep == '\0')
1.44 kristaps 412: m->meta.msec = (int)lval;
1.31 kristaps 413: } else
1.44 kristaps 414: m->meta.vol = xstrdup(n->string);
1.31 kristaps 415:
1.44 kristaps 416: if (NULL == (n = n->next))
417: return(post_prol(m));
1.4 kristaps 418:
1.31 kristaps 419: /* Handles: `.Dt TITLE SEC VOL'
420: * --> title = TITLE, volume = VOL is vol ?
421: * format(VOL) :
422: * VOL is arch ? format(arch) :
423: * VOL
424: */
1.4 kristaps 425:
1.33 kristaps 426: if ((cp = mdoc_a2vol(n->string))) {
1.44 kristaps 427: free(m->meta.vol);
428: m->meta.vol = xstrdup(cp);
1.31 kristaps 429: n = n->next;
430: } else {
1.33 kristaps 431: cp = mdoc_a2arch(n->string);
1.31 kristaps 432: if (NULL == cp) {
1.44 kristaps 433: free(m->meta.vol);
434: m->meta.vol = xstrdup(n->string);
1.31 kristaps 435: } else
1.44 kristaps 436: m->meta.arch = xstrdup(cp);
1.31 kristaps 437: }
1.4 kristaps 438:
1.31 kristaps 439: /* Ignore any subsequent parameters... */
1.15 kristaps 440:
1.44 kristaps 441: return(post_prol(m));
1.4 kristaps 442: }
443:
444:
445: static int
1.44 kristaps 446: post_os(POST_ARGS)
1.4 kristaps 447: {
1.10 kristaps 448: char buf[64];
1.31 kristaps 449: struct utsname utsname;
1.5 kristaps 450:
1.44 kristaps 451: if (m->meta.os)
452: free(m->meta.os);
1.23 kristaps 453:
1.44 kristaps 454: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.5 kristaps 455:
1.31 kristaps 456: if (0 == buf[0]) {
457: if (-1 == uname(&utsname))
1.44 kristaps 458: return(mdoc_err(m, "utsname"));
1.31 kristaps 459: (void)xstrlcpy(buf, utsname.sysname, sizeof(buf));
460: (void)xstrlcat(buf, " ", sizeof(buf));
461: (void)xstrlcat(buf, utsname.release, sizeof(buf));
462: }
1.6 kristaps 463:
1.44 kristaps 464: m->meta.os = xstrdup(buf);
465: m->lastnamed = m->lastsec = SEC_BODY;
1.31 kristaps 466:
1.44 kristaps 467: return(post_prol(m));
1.4 kristaps 468: }
469:
470:
1.20 kristaps 471: static int
1.44 kristaps 472: post_bl_tagwidth(struct mdoc *m)
1.20 kristaps 473: {
1.23 kristaps 474: struct mdoc_node *n;
475: int sz;
1.20 kristaps 476: char buf[32];
477:
1.23 kristaps 478: /*
479: * If -tag has been specified and -width has not been, then try
480: * to intuit our width from the first body element.
481: */
482:
1.44 kristaps 483: if (NULL == (n = m->last->body->child))
1.23 kristaps 484: return(1);
485:
486: /*
487: * Use the text width, if a text node, or the default macro
488: * width if a macro.
489: */
490:
1.33 kristaps 491: if ((n = n->head->child)) {
1.23 kristaps 492: if (MDOC_TEXT != n->type) {
1.33 kristaps 493: if (0 == (sz = (int)mdoc_macro2len(n->tok)))
1.23 kristaps 494: sz = -1;
495: } else
1.33 kristaps 496: sz = (int)strlen(n->string) + 1;
1.23 kristaps 497: } else
498: sz = -1;
499:
500: if (-1 == sz) {
1.44 kristaps 501: if ( ! mwarn(m, WNOWIDTH))
1.23 kristaps 502: return(0);
503: sz = 10;
504: }
505:
506: (void)snprintf(buf, sizeof(buf), "%dn", sz);
507:
508: /*
509: * We have to dynamically add this to the macro's argument list.
510: * We're guaranteed that a MDOC_Width doesn't already exist.
511: */
512:
1.44 kristaps 513: if (NULL == m->last->args) {
514: m->last->args = xcalloc
1.33 kristaps 515: (1, sizeof(struct mdoc_arg));
1.44 kristaps 516: m->last->args->refcnt = 1;
1.33 kristaps 517: }
518:
1.44 kristaps 519: n = m->last;
1.33 kristaps 520: sz = (int)n->args->argc;
521:
522: (n->args->argc)++;
523:
524: n->args->argv = xrealloc(n->args->argv,
525: n->args->argc * sizeof(struct mdoc_arg));
1.23 kristaps 526:
1.33 kristaps 527: n->args->argv[sz - 1].arg = MDOC_Width;
1.44 kristaps 528: n->args->argv[sz - 1].line = m->last->line;
529: n->args->argv[sz - 1].pos = m->last->pos;
1.33 kristaps 530: n->args->argv[sz - 1].sz = 1;
531: n->args->argv[sz - 1].value = xcalloc(1, sizeof(char *));
532: n->args->argv[sz - 1].value[0] = xstrdup(buf);
1.23 kristaps 533:
534: return(1);
535: }
1.20 kristaps 536:
537:
1.23 kristaps 538: static int
1.33 kristaps 539: post_bl_width(struct mdoc *m)
1.23 kristaps 540: {
541: size_t width;
542: int i, tok;
543: char buf[32];
1.34 kristaps 544: char *p;
1.23 kristaps 545:
1.33 kristaps 546: if (NULL == m->last->args)
547: return(merr(m, ENOWIDTH));
548:
549: for (i = 0; i < (int)m->last->args->argc; i++)
550: if (MDOC_Width == m->last->args->argv[i].arg)
1.20 kristaps 551: break;
552:
1.33 kristaps 553: if (i == (int)m->last->args->argc)
554: return(merr(m, ENOWIDTH));
555:
1.34 kristaps 556: p = m->last->args->argv[i].value[0];
1.23 kristaps 557:
558: /*
559: * If the value to -width is a macro, then we re-write it to be
560: * the macro's width as set in share/tmac/mdoc/doc-common.
561: */
1.20 kristaps 562:
1.34 kristaps 563: if (xstrcmp(p, "Ds"))
1.26 kristaps 564: width = 8;
1.34 kristaps 565: else if (MDOC_MAX == (tok = mdoc_tokhash_find(m->htab, p)))
1.20 kristaps 566: return(1);
1.24 kristaps 567: else if (0 == (width = mdoc_macro2len(tok)))
1.33 kristaps 568: return(mwarn(m, WNOWIDTH));
1.20 kristaps 569:
1.23 kristaps 570: /* The value already exists: free and reallocate it. */
1.20 kristaps 571:
572: (void)snprintf(buf, sizeof(buf), "%zun", width);
573:
1.34 kristaps 574: free(m->last->args->argv[i].value[0]);
575: m->last->args->argv[i].value[0] = xstrdup(buf);
1.23 kristaps 576:
577: return(1);
578: }
579:
580:
581: static int
1.44 kristaps 582: post_bl(POST_ARGS)
1.23 kristaps 583: {
1.33 kristaps 584: int i, r, len;
1.23 kristaps 585:
1.44 kristaps 586: if (MDOC_BLOCK != m->last->type)
1.23 kristaps 587: return(1);
588:
589: /*
590: * These are fairly complicated, so we've broken them into two
591: * functions. post_bl_tagwidth() is called when a -tag is
592: * specified, but no -width (it must be guessed). The second
593: * when a -width is specified (macro indicators must be
594: * rewritten into real lengths).
595: */
596:
1.44 kristaps 597: len = (int)(m->last->args ? m->last->args->argc : 0);
1.33 kristaps 598:
599: for (r = i = 0; i < len; i++) {
1.44 kristaps 600: if (MDOC_Tag == m->last->args->argv[i].arg)
1.23 kristaps 601: r |= 1 << 0;
1.44 kristaps 602: if (MDOC_Width == m->last->args->argv[i].arg)
1.23 kristaps 603: r |= 1 << 1;
604: }
605:
606: if (r & (1 << 0) && ! (r & (1 << 1))) {
1.44 kristaps 607: if ( ! post_bl_tagwidth(m))
1.23 kristaps 608: return(0);
609: } else if (r & (1 << 1))
1.44 kristaps 610: if ( ! post_bl_width(m))
1.23 kristaps 611: return(0);
1.20 kristaps 612:
613: return(1);
614: }
615:
616:
1.4 kristaps 617: static int
1.44 kristaps 618: post_ar(POST_ARGS)
1.30 kristaps 619: {
620: struct mdoc_node *n;
621:
1.44 kristaps 622: if (m->last->child)
1.30 kristaps 623: return(1);
624:
1.44 kristaps 625: n = m->last;
626: m->next = MDOC_NEXT_CHILD;
627: if ( ! mdoc_word_alloc(m, m->last->line,
628: m->last->pos, "file"))
1.32 kristaps 629: return(0);
1.44 kristaps 630: m->next = MDOC_NEXT_SIBLING;
631: if ( ! mdoc_word_alloc(m, m->last->line,
632: m->last->pos, "..."))
1.32 kristaps 633: return(0);
1.30 kristaps 634:
1.44 kristaps 635: m->last = n;
636: m->next = MDOC_NEXT_SIBLING;
1.30 kristaps 637: return(1);
638: }
639:
640:
641: static int
1.44 kristaps 642: post_dd(POST_ARGS)
1.4 kristaps 643: {
1.15 kristaps 644: char buf[64];
1.4 kristaps 645:
1.44 kristaps 646: (void)xstrlcpys(buf, m->last->child, sizeof(buf));
1.5 kristaps 647:
1.44 kristaps 648: if (0 == (m->meta.date = mdoc_atotime(buf))) {
649: if ( ! mwarn(m, WBADDATE))
1.33 kristaps 650: return(0);
1.44 kristaps 651: m->meta.date = time(NULL);
1.33 kristaps 652: }
1.5 kristaps 653:
1.44 kristaps 654: return(post_prol(m));
1.4 kristaps 655: }
656:
657:
1.13 kristaps 658: static int
1.44 kristaps 659: post_prol(POST_ARGS)
1.13 kristaps 660: {
661: struct mdoc_node *n;
662:
1.23 kristaps 663: /*
664: * The end document shouldn't have the prologue macros as part
665: * of the syntax tree (they encompass only meta-data).
666: */
667:
1.44 kristaps 668: if (m->last->parent->child == m->last)
669: m->last->parent->child = m->last->prev;
670: if (m->last->prev)
671: m->last->prev->next = NULL;
672:
673: n = m->last;
674: assert(NULL == m->last->next);
675:
676: if (m->last->prev) {
677: m->last = m->last->prev;
678: m->next = MDOC_NEXT_SIBLING;
1.13 kristaps 679: } else {
1.44 kristaps 680: m->last = m->last->parent;
681: m->next = MDOC_NEXT_CHILD;
1.13 kristaps 682: }
683:
684: mdoc_node_freelist(n);
685: return(1);
686: }
687:
688:
1.44 kristaps 689: static int
1.46 ! kristaps 690: pre_dl(PRE_ARGS)
! 691: {
! 692:
! 693: if (MDOC_BODY != n->type)
! 694: return(1);
! 695: m->flags |= MDOC_LITERAL;
! 696: return(1);
! 697: }
! 698:
! 699:
! 700: static int
1.45 kristaps 701: pre_bd(PRE_ARGS)
1.3 kristaps 702: {
1.44 kristaps 703: int i;
1.3 kristaps 704:
1.44 kristaps 705: if (MDOC_BODY != n->type)
1.12 kristaps 706: return(1);
707:
1.44 kristaps 708: /*
709: * We ONLY enter a literal context if `Bd -literal' or `Bd
710: * -unfilled'.
711: */
712:
713: n = n->parent;
1.45 kristaps 714:
1.44 kristaps 715: for (i = 0; i < (int)n->args->argc; i++)
716: if (MDOC_Literal == n->args->argv[i].arg)
717: break;
718: else if (MDOC_Unfilled == n->args->argv[i].arg)
719: break;
720:
721: if (i < (int)n->args->argc)
722: m->flags |= MDOC_LITERAL;
723:
724: return(1);
725: }
726:
727:
728: static int
1.46 ! kristaps 729: post_display(POST_ARGS)
1.44 kristaps 730: {
731:
732: if (MDOC_BODY == m->last->type)
733: m->flags &= ~MDOC_LITERAL;
734: return(1);
1.3 kristaps 735: }
1.44 kristaps 736:
737:
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