Annotation of mandoc/mdoc_action.c, Revision 1.85
1.85 ! kristaps 1: /* $Id: mdoc_action.c,v 1.84 2010/11/29 15:45:15 kristaps Exp $ */
1.1 kristaps 2: /*
1.76 schwarze 3: * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.8 kristaps 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.8 kristaps 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 16: */
1.50 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.44 kristaps 21: #ifndef OSNAME
1.1 kristaps 22: #include <sys/utsname.h>
1.44 kristaps 23: #endif
1.1 kristaps 24:
25: #include <assert.h>
26: #include <stdio.h>
27: #include <stdlib.h>
28: #include <string.h>
1.44 kristaps 29: #include <time.h>
1.1 kristaps 30:
1.59 kristaps 31: #include "mandoc.h"
1.1 kristaps 32: #include "libmdoc.h"
1.46 kristaps 33: #include "libmandoc.h"
1.72 kristaps 34:
35: /*
36: * FIXME: this file is deprecated. All future "actions" should be
37: * pushed into mdoc_validate.c.
38: */
1.1 kristaps 39:
1.35 kristaps 40: #define POST_ARGS struct mdoc *m, struct mdoc_node *n
1.60 kristaps 41: #define PRE_ARGS struct mdoc *m, struct mdoc_node *n
1.1 kristaps 42:
1.46 kristaps 43: #define NUMSIZ 32
44: #define DATESIZ 32
45:
1.1 kristaps 46: struct actions {
47: int (*pre)(PRE_ARGS);
48: int (*post)(POST_ARGS);
49: };
50:
1.46 kristaps 51: static int concat(struct mdoc *, char *,
52: const struct mdoc_node *, size_t);
1.39 kristaps 53:
1.1 kristaps 54: static int post_bl(POST_ARGS);
1.14 kristaps 55: static int post_bl_head(POST_ARGS);
1.25 kristaps 56: static int post_bl_tagwidth(POST_ARGS);
1.70 kristaps 57: static int post_bl_width(POST_ARGS);
1.1 kristaps 58: static int post_dd(POST_ARGS);
59: static int post_dt(POST_ARGS);
60: static int post_os(POST_ARGS);
61: static int post_prol(POST_ARGS);
62: static int post_std(POST_ARGS);
63:
1.37 kristaps 64: static const struct actions mdoc_actions[MDOC_MAX] = {
1.12 kristaps 65: { NULL, NULL }, /* Ap */
1.1 kristaps 66: { NULL, post_dd }, /* Dd */
67: { NULL, post_dt }, /* Dt */
68: { NULL, post_os }, /* Os */
1.81 kristaps 69: { NULL, NULL }, /* Sh */
1.1 kristaps 70: { NULL, NULL }, /* Ss */
71: { NULL, NULL }, /* Pp */
72: { NULL, NULL }, /* D1 */
1.84 kristaps 73: { NULL, NULL }, /* Dl */
74: { NULL, NULL }, /* Bd */
1.1 kristaps 75: { NULL, NULL }, /* Ed */
1.68 kristaps 76: { NULL, post_bl }, /* Bl */
1.1 kristaps 77: { NULL, NULL }, /* El */
78: { NULL, NULL }, /* It */
79: { NULL, NULL }, /* Ad */
80: { NULL, NULL }, /* An */
1.80 kristaps 81: { NULL, NULL }, /* Ar */
1.35 kristaps 82: { NULL, NULL }, /* Cd */
1.1 kristaps 83: { NULL, NULL }, /* Cm */
84: { NULL, NULL }, /* Dv */
85: { NULL, NULL }, /* Er */
86: { NULL, NULL }, /* Ev */
87: { NULL, post_std }, /* Ex */
88: { NULL, NULL }, /* Fa */
89: { NULL, NULL }, /* Fd */
90: { NULL, NULL }, /* Fl */
91: { NULL, NULL }, /* Fn */
92: { NULL, NULL }, /* Ft */
93: { NULL, NULL }, /* Ic */
94: { NULL, NULL }, /* In */
1.80 kristaps 95: { NULL, NULL }, /* Li */
1.1 kristaps 96: { NULL, NULL }, /* Nd */
1.85 ! kristaps 97: { NULL, NULL }, /* Nm */
1.1 kristaps 98: { NULL, NULL }, /* Op */
99: { NULL, NULL }, /* Ot */
1.85 ! kristaps 100: { NULL, NULL }, /* Pa */
1.1 kristaps 101: { NULL, post_std }, /* Rv */
1.84 kristaps 102: { NULL, NULL }, /* St */
1.1 kristaps 103: { NULL, NULL }, /* Va */
104: { NULL, NULL }, /* Vt */
105: { NULL, NULL }, /* Xr */
106: { NULL, NULL }, /* %A */
107: { NULL, NULL }, /* %B */
108: { NULL, NULL }, /* %D */
109: { NULL, NULL }, /* %I */
110: { NULL, NULL }, /* %J */
111: { NULL, NULL }, /* %N */
112: { NULL, NULL }, /* %O */
113: { NULL, NULL }, /* %P */
114: { NULL, NULL }, /* %R */
115: { NULL, NULL }, /* %T */
116: { NULL, NULL }, /* %V */
117: { NULL, NULL }, /* Ac */
118: { NULL, NULL }, /* Ao */
119: { NULL, NULL }, /* Aq */
1.82 kristaps 120: { NULL, NULL }, /* At */
1.1 kristaps 121: { NULL, NULL }, /* Bc */
122: { NULL, NULL }, /* Bf */
123: { NULL, NULL }, /* Bo */
124: { NULL, NULL }, /* Bq */
125: { NULL, NULL }, /* Bsx */
126: { NULL, NULL }, /* Bx */
127: { NULL, NULL }, /* Db */
128: { NULL, NULL }, /* Dc */
129: { NULL, NULL }, /* Do */
130: { NULL, NULL }, /* Dq */
131: { NULL, NULL }, /* Ec */
132: { NULL, NULL }, /* Ef */
133: { NULL, NULL }, /* Em */
134: { NULL, NULL }, /* Eo */
135: { NULL, NULL }, /* Fx */
136: { NULL, NULL }, /* Ms */
137: { NULL, NULL }, /* No */
138: { NULL, NULL }, /* Ns */
139: { NULL, NULL }, /* Nx */
140: { NULL, NULL }, /* Ox */
141: { NULL, NULL }, /* Pc */
142: { NULL, NULL }, /* Pf */
143: { NULL, NULL }, /* Po */
144: { NULL, NULL }, /* Pq */
145: { NULL, NULL }, /* Qc */
146: { NULL, NULL }, /* Ql */
147: { NULL, NULL }, /* Qo */
148: { NULL, NULL }, /* Qq */
149: { NULL, NULL }, /* Re */
1.79 kristaps 150: { NULL, NULL }, /* Rs */
1.1 kristaps 151: { NULL, NULL }, /* Sc */
152: { NULL, NULL }, /* So */
153: { NULL, NULL }, /* Sq */
154: { NULL, NULL }, /* Sm */
155: { NULL, NULL }, /* Sx */
156: { NULL, NULL }, /* Sy */
157: { NULL, NULL }, /* Tn */
158: { NULL, NULL }, /* Ux */
159: { NULL, NULL }, /* Xc */
160: { NULL, NULL }, /* Xo */
161: { NULL, NULL }, /* Fo */
162: { NULL, NULL }, /* Fc */
163: { NULL, NULL }, /* Oo */
164: { NULL, NULL }, /* Oc */
165: { NULL, NULL }, /* Bk */
166: { NULL, NULL }, /* Ek */
167: { NULL, NULL }, /* Bt */
168: { NULL, NULL }, /* Hf */
169: { NULL, NULL }, /* Fr */
170: { NULL, NULL }, /* Ud */
1.83 kristaps 171: { NULL, NULL }, /* Lb */
1.1 kristaps 172: { NULL, NULL }, /* Lp */
1.44 kristaps 173: { NULL, NULL }, /* Lk */
1.1 kristaps 174: { NULL, NULL }, /* Mt */
175: { NULL, NULL }, /* Brq */
176: { NULL, NULL }, /* Bro */
177: { NULL, NULL }, /* Brc */
178: { NULL, NULL }, /* %C */
179: { NULL, NULL }, /* Es */
180: { NULL, NULL }, /* En */
181: { NULL, NULL }, /* Dx */
182: { NULL, NULL }, /* %Q */
1.30 kristaps 183: { NULL, NULL }, /* br */
184: { NULL, NULL }, /* sp */
1.43 kristaps 185: { NULL, NULL }, /* %U */
1.64 kristaps 186: { NULL, NULL }, /* Ta */
1.1 kristaps 187: };
188:
1.2 kristaps 189:
1.1 kristaps 190: int
1.60 kristaps 191: mdoc_action_pre(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 192: {
193:
194: switch (n->type) {
195: case (MDOC_ROOT):
1.2 kristaps 196: /* FALLTHROUGH */
1.1 kristaps 197: case (MDOC_TEXT):
1.2 kristaps 198: return(1);
199: default:
1.1 kristaps 200: break;
201: }
1.2 kristaps 202:
1.6 kristaps 203: if (NULL == mdoc_actions[n->tok].pre)
1.2 kristaps 204: return(1);
1.6 kristaps 205: return((*mdoc_actions[n->tok].pre)(m, n));
1.1 kristaps 206: }
207:
208:
209: int
210: mdoc_action_post(struct mdoc *m)
211: {
212:
213: if (MDOC_ACTED & m->last->flags)
214: return(1);
215: m->last->flags |= MDOC_ACTED;
216:
217: switch (m->last->type) {
218: case (MDOC_TEXT):
1.2 kristaps 219: /* FALLTHROUGH */
1.1 kristaps 220: case (MDOC_ROOT):
1.2 kristaps 221: return(1);
222: default:
1.1 kristaps 223: break;
224: }
1.2 kristaps 225:
226: if (NULL == mdoc_actions[m->last->tok].post)
227: return(1);
1.35 kristaps 228: return((*mdoc_actions[m->last->tok].post)(m, m->last));
1.2 kristaps 229: }
230:
231:
1.46 kristaps 232: /*
233: * Concatenate sibling nodes together. All siblings must be of type
234: * MDOC_TEXT or an assertion is raised. Concatenation is separated by a
235: * single whitespace.
236: */
1.2 kristaps 237: static int
1.46 kristaps 238: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
1.2 kristaps 239: {
240:
1.46 kristaps 241: assert(sz);
242: p[0] = '\0';
1.2 kristaps 243: for ( ; n; n = n->next) {
244: assert(MDOC_TEXT == n->type);
1.59 kristaps 245: /*
246: * XXX: yes, these can technically be resized, but it's
247: * highly unlikely that we're going to get here, so let
248: * it slip for now.
249: */
250: if (strlcat(p, n->string, sz) >= sz) {
251: mdoc_nmsg(m, n, MANDOCERR_MEM);
252: return(0);
253: }
1.2 kristaps 254: if (NULL == n->next)
255: continue;
1.59 kristaps 256: if (strlcat(p, " ", sz) >= sz) {
257: mdoc_nmsg(m, n, MANDOCERR_MEM);
258: return(0);
259: }
1.2 kristaps 260: }
261:
1.1 kristaps 262: return(1);
263: }
264:
265:
1.46 kristaps 266: /*
267: * Macros accepting `-std' as an argument have the name of the current
268: * document (`Nm') filled in as the argument if it's not provided.
269: */
1.1 kristaps 270: static int
271: post_std(POST_ARGS)
272: {
1.59 kristaps 273: struct mdoc_node *nn;
1.1 kristaps 274:
1.35 kristaps 275: if (n->child)
1.1 kristaps 276: return(1);
1.59 kristaps 277: if (NULL == m->meta.name)
278: return(1);
1.35 kristaps 279:
280: nn = n;
281: m->next = MDOC_NEXT_CHILD;
1.59 kristaps 282:
1.35 kristaps 283: if ( ! mdoc_word_alloc(m, n->line, n->pos, m->meta.name))
284: return(0);
285: m->last = nn;
1.1 kristaps 286: return(1);
287: }
288:
1.46 kristaps 289: /*
290: * Parse out the contents of `Dt'. See in-line documentation for how we
291: * handle the various fields of this macro.
292: */
1.1 kristaps 293: static int
294: post_dt(POST_ARGS)
295: {
1.35 kristaps 296: struct mdoc_node *nn;
1.1 kristaps 297: const char *cp;
298:
299: if (m->meta.title)
300: free(m->meta.title);
301: if (m->meta.vol)
302: free(m->meta.vol);
303: if (m->meta.arch)
304: free(m->meta.arch);
305:
306: m->meta.title = m->meta.vol = m->meta.arch = NULL;
307: /* Handles: `.Dt'
308: * --> title = unknown, volume = local, msec = 0, arch = NULL
309: */
310:
1.35 kristaps 311: if (NULL == (nn = n->child)) {
1.46 kristaps 312: /* XXX: make these macro values. */
1.58 kristaps 313: /* FIXME: warn about missing values. */
1.63 kristaps 314: m->meta.title = mandoc_strdup("UNKNOWN");
315: m->meta.vol = mandoc_strdup("LOCAL");
1.58 kristaps 316: m->meta.msec = mandoc_strdup("1");
1.35 kristaps 317: return(post_prol(m, n));
1.1 kristaps 318: }
319:
320: /* Handles: `.Dt TITLE'
321: * --> title = TITLE, volume = local, msec = 0, arch = NULL
322: */
323:
1.63 kristaps 324: m->meta.title = mandoc_strdup
325: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
1.1 kristaps 326:
1.35 kristaps 327: if (NULL == (nn = nn->next)) {
1.58 kristaps 328: /* FIXME: warn about missing msec. */
1.46 kristaps 329: /* XXX: make this a macro value. */
1.63 kristaps 330: m->meta.vol = mandoc_strdup("LOCAL");
1.58 kristaps 331: m->meta.msec = mandoc_strdup("1");
1.35 kristaps 332: return(post_prol(m, n));
1.1 kristaps 333: }
334:
335: /* Handles: `.Dt TITLE SEC'
336: * --> title = TITLE, volume = SEC is msec ?
337: * format(msec) : SEC,
338: * msec = SEC is msec ? atoi(msec) : 0,
339: * arch = NULL
340: */
341:
1.35 kristaps 342: cp = mdoc_a2msec(nn->string);
1.1 kristaps 343: if (cp) {
1.46 kristaps 344: m->meta.vol = mandoc_strdup(cp);
1.58 kristaps 345: m->meta.msec = mandoc_strdup(nn->string);
1.59 kristaps 346: } else if (mdoc_nmsg(m, n, MANDOCERR_BADMSEC)) {
1.46 kristaps 347: m->meta.vol = mandoc_strdup(nn->string);
1.58 kristaps 348: m->meta.msec = mandoc_strdup(nn->string);
349: } else
350: return(0);
1.1 kristaps 351:
1.35 kristaps 352: if (NULL == (nn = nn->next))
353: return(post_prol(m, n));
1.1 kristaps 354:
355: /* Handles: `.Dt TITLE SEC VOL'
356: * --> title = TITLE, volume = VOL is vol ?
357: * format(VOL) :
358: * VOL is arch ? format(arch) :
359: * VOL
360: */
361:
1.35 kristaps 362: cp = mdoc_a2vol(nn->string);
1.1 kristaps 363: if (cp) {
364: free(m->meta.vol);
1.46 kristaps 365: m->meta.vol = mandoc_strdup(cp);
1.1 kristaps 366: } else {
1.58 kristaps 367: /* FIXME: warn about bad arch. */
1.35 kristaps 368: cp = mdoc_a2arch(nn->string);
1.1 kristaps 369: if (NULL == cp) {
370: free(m->meta.vol);
1.46 kristaps 371: m->meta.vol = mandoc_strdup(nn->string);
372: } else
373: m->meta.arch = mandoc_strdup(cp);
1.1 kristaps 374: }
375:
376: /* Ignore any subsequent parameters... */
1.46 kristaps 377: /* FIXME: warn about subsequent parameters. */
1.1 kristaps 378:
1.35 kristaps 379: return(post_prol(m, n));
1.1 kristaps 380: }
381:
382:
1.46 kristaps 383: /*
384: * Set the operating system by way of the `Os' macro. Note that if an
385: * argument isn't provided and -DOSNAME="\"foo\"" is provided during
386: * compilation, this value will be used instead of filling in "sysname
387: * release" from uname().
388: */
1.1 kristaps 389: static int
390: post_os(POST_ARGS)
391: {
1.46 kristaps 392: char buf[BUFSIZ];
393: #ifndef OSNAME
1.1 kristaps 394: struct utsname utsname;
1.42 kristaps 395: #endif
396:
1.1 kristaps 397: if (m->meta.os)
398: free(m->meta.os);
1.4 kristaps 399:
1.46 kristaps 400: if ( ! concat(m, buf, n->child, BUFSIZ))
1.2 kristaps 401: return(0);
1.1 kristaps 402:
1.59 kristaps 403: /* XXX: yes, these can all be dynamically-adjusted buffers, but
404: * it's really not worth the extra hackery.
405: */
406:
1.46 kristaps 407: if ('\0' == buf[0]) {
408: #ifdef OSNAME
1.59 kristaps 409: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
410: mdoc_nmsg(m, n, MANDOCERR_MEM);
411: return(0);
412: }
1.46 kristaps 413: #else /*!OSNAME */
1.1 kristaps 414: if (-1 == uname(&utsname))
1.59 kristaps 415: return(mdoc_nmsg(m, n, MANDOCERR_UTSNAME));
416:
417: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
418: mdoc_nmsg(m, n, MANDOCERR_MEM);
419: return(0);
420: }
421: if (strlcat(buf, " ", 64) >= BUFSIZ) {
422: mdoc_nmsg(m, n, MANDOCERR_MEM);
423: return(0);
424: }
425: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
426: mdoc_nmsg(m, n, MANDOCERR_MEM);
427: return(0);
428: }
1.46 kristaps 429: #endif /*!OSNAME*/
1.1 kristaps 430: }
431:
1.46 kristaps 432: m->meta.os = mandoc_strdup(buf);
1.35 kristaps 433: return(post_prol(m, n));
1.1 kristaps 434: }
435:
436:
437: /*
438: * Calculate the -width for a `Bl -tag' list if it hasn't been provided.
1.46 kristaps 439: * Uses the first head macro. NOTE AGAIN: this is ONLY if the -width
440: * argument has NOT been provided. See post_bl_width() for converting
441: * the -width string.
1.1 kristaps 442: */
443: static int
1.35 kristaps 444: post_bl_tagwidth(POST_ARGS)
1.1 kristaps 445: {
1.46 kristaps 446: struct mdoc_node *nn;
1.69 kristaps 447: size_t sz, ssz;
1.46 kristaps 448: int i;
449: char buf[NUMSIZ];
1.1 kristaps 450:
1.69 kristaps 451: sz = 10;
1.61 joerg 452:
453: for (nn = n->body->child; nn; nn = nn->next) {
1.69 kristaps 454: if (MDOC_It != nn->tok)
455: continue;
1.46 kristaps 456:
1.35 kristaps 457: assert(MDOC_BLOCK == nn->type);
458: nn = nn->head->child;
1.78 joerg 459:
460: if (nn == NULL) {
461: /* No -width for .Bl and first .It is emtpy */
462: if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
463: return(0);
464: break;
465: }
1.69 kristaps 466:
467: if (MDOC_TEXT == nn->type) {
1.46 kristaps 468: sz = strlen(nn->string) + 1;
1.69 kristaps 469: break;
470: }
471:
472: if (0 != (ssz = mdoc_macro2len(nn->tok)))
473: sz = ssz;
474: else if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
475: return(0);
476:
477: break;
1.1 kristaps 478: }
479:
1.69 kristaps 480: /* Defaults to ten ens. */
481:
1.46 kristaps 482: snprintf(buf, NUMSIZ, "%zun", sz);
1.1 kristaps 483:
484: /*
485: * We have to dynamically add this to the macro's argument list.
486: * We're guaranteed that a MDOC_Width doesn't already exist.
487: */
488:
1.70 kristaps 489: assert(n->args);
490: i = (int)(n->args->argc)++;
491:
492: n->args->argv = mandoc_realloc(n->args->argv,
493: n->args->argc * sizeof(struct mdoc_argv));
1.1 kristaps 494:
1.70 kristaps 495: n->args->argv[i].arg = MDOC_Width;
496: n->args->argv[i].line = n->line;
497: n->args->argv[i].pos = n->pos;
498: n->args->argv[i].sz = 1;
499: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
500: n->args->argv[i].value[0] = mandoc_strdup(buf);
1.1 kristaps 501:
1.70 kristaps 502: /* Set our width! */
1.74 kristaps 503: n->data.Bl->width = n->args->argv[i].value[0];
1.1 kristaps 504: return(1);
505: }
506:
507:
1.46 kristaps 508: /*
509: * Calculate the real width of a list from the -width string, which may
510: * contain a macro (with a known default width), a literal string, or a
511: * scaling width.
512: */
1.1 kristaps 513: static int
1.70 kristaps 514: post_bl_width(POST_ARGS)
1.1 kristaps 515: {
516: size_t width;
1.70 kristaps 517: int i;
1.51 kristaps 518: enum mdoct tok;
1.46 kristaps 519: char buf[NUMSIZ];
1.1 kristaps 520:
521: /*
522: * If the value to -width is a macro, then we re-write it to be
523: * the macro's width as set in share/tmac/mdoc/doc-common.
524: */
525:
1.74 kristaps 526: if (0 == strcmp(n->data.Bl->width, "Ds"))
1.18 kristaps 527: width = 6;
1.74 kristaps 528: else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
1.1 kristaps 529: return(1);
530: else if (0 == (width = mdoc_macro2len(tok)))
1.59 kristaps 531: return(mdoc_nmsg(m, n, MANDOCERR_BADWIDTH));
1.1 kristaps 532:
533: /* The value already exists: free and reallocate it. */
534:
1.70 kristaps 535: assert(n->args);
536:
537: for (i = 0; i < (int)n->args->argc; i++)
538: if (MDOC_Width == n->args->argv[i].arg)
539: break;
540:
541: assert(i < (int)n->args->argc);
542:
1.46 kristaps 543: snprintf(buf, NUMSIZ, "%zun", width);
1.70 kristaps 544: free(n->args->argv[i].value[0]);
545: n->args->argv[i].value[0] = mandoc_strdup(buf);
546:
547: /* Set our width! */
1.74 kristaps 548: n->data.Bl->width = n->args->argv[i].value[0];
1.1 kristaps 549: return(1);
550: }
551:
552:
1.46 kristaps 553: /*
554: * Do processing for -column lists, which can have two distinct styles
555: * of invocation. Merge this two styles into a consistent form.
556: */
1.35 kristaps 557: /* ARGSUSED */
1.1 kristaps 558: static int
1.14 kristaps 559: post_bl_head(POST_ARGS)
560: {
561: int i, c;
1.35 kristaps 562: struct mdoc_node *np, *nn, *nnp;
1.14 kristaps 563:
1.74 kristaps 564: if (LIST_column != n->data.Bl->type)
1.69 kristaps 565: return(1);
566: else if (NULL == n->child)
1.14 kristaps 567: return(1);
568:
1.35 kristaps 569: np = n->parent;
570: assert(np->args);
1.14 kristaps 571:
1.35 kristaps 572: for (c = 0; c < (int)np->args->argc; c++)
573: if (MDOC_Column == np->args->argv[c].arg)
1.14 kristaps 574: break;
575:
1.69 kristaps 576: assert(c < (int)np->args->argc);
1.35 kristaps 577: assert(0 == np->args->argv[c].sz);
1.14 kristaps 578:
579: /*
580: * Accomodate for new-style groff column syntax. Shuffle the
581: * child nodes, all of which must be TEXT, as arguments for the
582: * column field. Then, delete the head children.
583: */
584:
1.35 kristaps 585: np->args->argv[c].sz = (size_t)n->nchild;
1.46 kristaps 586: np->args->argv[c].value = mandoc_malloc
1.35 kristaps 587: ((size_t)n->nchild * sizeof(char *));
1.75 kristaps 588:
589: n->data.Bl->ncols = np->args->argv[c].sz;
590: n->data.Bl->cols = (const char **)np->args->argv[c].value;
1.14 kristaps 591:
1.35 kristaps 592: for (i = 0, nn = n->child; nn; i++) {
593: np->args->argv[c].value[i] = nn->string;
1.14 kristaps 594: nn->string = NULL;
595: nnp = nn;
596: nn = nn->next;
1.53 kristaps 597: mdoc_node_delete(NULL, nnp);
1.14 kristaps 598: }
599:
1.35 kristaps 600: n->nchild = 0;
601: n->child = NULL;
1.14 kristaps 602: return(1);
603: }
604:
605:
606: static int
1.1 kristaps 607: post_bl(POST_ARGS)
608: {
609:
1.35 kristaps 610: if (MDOC_HEAD == n->type)
611: return(post_bl_head(m, n));
612: if (MDOC_BLOCK != n->type)
1.1 kristaps 613: return(1);
614:
615: /*
616: * These are fairly complicated, so we've broken them into two
617: * functions. post_bl_tagwidth() is called when a -tag is
618: * specified, but no -width (it must be guessed). The second
619: * when a -width is specified (macro indicators must be
620: * rewritten into real lengths).
621: */
622:
1.74 kristaps 623: if (LIST_tag == n->data.Bl->type && NULL == n->data.Bl->width) {
1.35 kristaps 624: if ( ! post_bl_tagwidth(m, n))
1.1 kristaps 625: return(0);
1.74 kristaps 626: } else if (NULL != n->data.Bl->width) {
1.70 kristaps 627: if ( ! post_bl_width(m, n))
1.1 kristaps 628: return(0);
1.70 kristaps 629: } else
630: return(1);
631:
1.74 kristaps 632: assert(n->data.Bl->width);
1.1 kristaps 633: return(1);
634: }
635:
1.46 kristaps 636: /*
1.49 kristaps 637: * Parse the date field in `Dd'.
1.46 kristaps 638: */
1.1 kristaps 639: static int
640: post_dd(POST_ARGS)
641: {
1.46 kristaps 642: char buf[DATESIZ];
1.77 kristaps 643:
644: if (NULL == n->child) {
645: m->meta.date = time(NULL);
646: return(post_prol(m, n));
647: }
1.1 kristaps 648:
1.46 kristaps 649: if ( ! concat(m, buf, n->child, DATESIZ))
1.2 kristaps 650: return(0);
1.1 kristaps 651:
1.49 kristaps 652: m->meta.date = mandoc_a2time
653: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
654:
1.46 kristaps 655: if (0 == m->meta.date) {
1.59 kristaps 656: if ( ! mdoc_nmsg(m, n, MANDOCERR_BADDATE))
1.1 kristaps 657: return(0);
658: m->meta.date = time(NULL);
659: }
660:
1.35 kristaps 661: return(post_prol(m, n));
1.1 kristaps 662: }
663:
664:
1.46 kristaps 665: /*
666: * Remove prologue macros from the document after they're processed.
667: * The final document uses mdoc_meta for these values and discards the
668: * originals.
669: */
1.1 kristaps 670: static int
671: post_prol(POST_ARGS)
672: {
1.34 kristaps 673:
1.53 kristaps 674: mdoc_node_delete(m, n);
1.34 kristaps 675: if (m->meta.title && m->meta.date && m->meta.os)
676: m->flags |= MDOC_PBODY;
1.39 kristaps 677: return(1);
678: }
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