Annotation of mandoc/mdoc_action.c, Revision 1.84
1.84 ! kristaps 1: /* $Id: mdoc_action.c,v 1.83 2010/11/29 14:56:43 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_nm(POST_ARGS);
61: static int post_os(POST_ARGS);
1.46 kristaps 62: static int post_pa(POST_ARGS);
1.1 kristaps 63: static int post_prol(POST_ARGS);
64: static int post_std(POST_ARGS);
65:
1.37 kristaps 66: static const struct actions mdoc_actions[MDOC_MAX] = {
1.12 kristaps 67: { NULL, NULL }, /* Ap */
1.1 kristaps 68: { NULL, post_dd }, /* Dd */
69: { NULL, post_dt }, /* Dt */
70: { NULL, post_os }, /* Os */
1.81 kristaps 71: { NULL, NULL }, /* Sh */
1.1 kristaps 72: { NULL, NULL }, /* Ss */
73: { NULL, NULL }, /* Pp */
74: { NULL, NULL }, /* D1 */
1.84 ! kristaps 75: { NULL, NULL }, /* Dl */
! 76: { NULL, NULL }, /* Bd */
1.1 kristaps 77: { NULL, NULL }, /* Ed */
1.68 kristaps 78: { NULL, post_bl }, /* Bl */
1.1 kristaps 79: { NULL, NULL }, /* El */
80: { NULL, NULL }, /* It */
81: { NULL, NULL }, /* Ad */
82: { NULL, NULL }, /* An */
1.80 kristaps 83: { NULL, NULL }, /* Ar */
1.35 kristaps 84: { NULL, NULL }, /* Cd */
1.1 kristaps 85: { NULL, NULL }, /* Cm */
86: { NULL, NULL }, /* Dv */
87: { NULL, NULL }, /* Er */
88: { NULL, NULL }, /* Ev */
89: { NULL, post_std }, /* Ex */
90: { NULL, NULL }, /* Fa */
91: { NULL, NULL }, /* Fd */
92: { NULL, NULL }, /* Fl */
93: { NULL, NULL }, /* Fn */
94: { NULL, NULL }, /* Ft */
95: { NULL, NULL }, /* Ic */
96: { NULL, NULL }, /* In */
1.80 kristaps 97: { NULL, NULL }, /* Li */
1.1 kristaps 98: { NULL, NULL }, /* Nd */
99: { NULL, post_nm }, /* Nm */
100: { NULL, NULL }, /* Op */
101: { NULL, NULL }, /* Ot */
1.46 kristaps 102: { NULL, post_pa }, /* Pa */
1.1 kristaps 103: { NULL, post_std }, /* Rv */
1.84 ! kristaps 104: { NULL, NULL }, /* St */
1.1 kristaps 105: { NULL, NULL }, /* Va */
106: { NULL, NULL }, /* Vt */
107: { NULL, NULL }, /* Xr */
108: { NULL, NULL }, /* %A */
109: { NULL, NULL }, /* %B */
110: { NULL, NULL }, /* %D */
111: { NULL, NULL }, /* %I */
112: { NULL, NULL }, /* %J */
113: { NULL, NULL }, /* %N */
114: { NULL, NULL }, /* %O */
115: { NULL, NULL }, /* %P */
116: { NULL, NULL }, /* %R */
117: { NULL, NULL }, /* %T */
118: { NULL, NULL }, /* %V */
119: { NULL, NULL }, /* Ac */
120: { NULL, NULL }, /* Ao */
121: { NULL, NULL }, /* Aq */
1.82 kristaps 122: { NULL, NULL }, /* At */
1.1 kristaps 123: { NULL, NULL }, /* Bc */
124: { NULL, NULL }, /* Bf */
125: { NULL, NULL }, /* Bo */
126: { NULL, NULL }, /* Bq */
127: { NULL, NULL }, /* Bsx */
128: { NULL, NULL }, /* Bx */
129: { NULL, NULL }, /* Db */
130: { NULL, NULL }, /* Dc */
131: { NULL, NULL }, /* Do */
132: { NULL, NULL }, /* Dq */
133: { NULL, NULL }, /* Ec */
134: { NULL, NULL }, /* Ef */
135: { NULL, NULL }, /* Em */
136: { NULL, NULL }, /* Eo */
137: { NULL, NULL }, /* Fx */
138: { NULL, NULL }, /* Ms */
139: { NULL, NULL }, /* No */
140: { NULL, NULL }, /* Ns */
141: { NULL, NULL }, /* Nx */
142: { NULL, NULL }, /* Ox */
143: { NULL, NULL }, /* Pc */
144: { NULL, NULL }, /* Pf */
145: { NULL, NULL }, /* Po */
146: { NULL, NULL }, /* Pq */
147: { NULL, NULL }, /* Qc */
148: { NULL, NULL }, /* Ql */
149: { NULL, NULL }, /* Qo */
150: { NULL, NULL }, /* Qq */
151: { NULL, NULL }, /* Re */
1.79 kristaps 152: { NULL, NULL }, /* Rs */
1.1 kristaps 153: { NULL, NULL }, /* Sc */
154: { NULL, NULL }, /* So */
155: { NULL, NULL }, /* Sq */
156: { NULL, NULL }, /* Sm */
157: { NULL, NULL }, /* Sx */
158: { NULL, NULL }, /* Sy */
159: { NULL, NULL }, /* Tn */
160: { NULL, NULL }, /* Ux */
161: { NULL, NULL }, /* Xc */
162: { NULL, NULL }, /* Xo */
163: { NULL, NULL }, /* Fo */
164: { NULL, NULL }, /* Fc */
165: { NULL, NULL }, /* Oo */
166: { NULL, NULL }, /* Oc */
167: { NULL, NULL }, /* Bk */
168: { NULL, NULL }, /* Ek */
169: { NULL, NULL }, /* Bt */
170: { NULL, NULL }, /* Hf */
171: { NULL, NULL }, /* Fr */
172: { NULL, NULL }, /* Ud */
1.83 kristaps 173: { NULL, NULL }, /* Lb */
1.1 kristaps 174: { NULL, NULL }, /* Lp */
1.44 kristaps 175: { NULL, NULL }, /* Lk */
1.1 kristaps 176: { NULL, NULL }, /* Mt */
177: { NULL, NULL }, /* Brq */
178: { NULL, NULL }, /* Bro */
179: { NULL, NULL }, /* Brc */
180: { NULL, NULL }, /* %C */
181: { NULL, NULL }, /* Es */
182: { NULL, NULL }, /* En */
183: { NULL, NULL }, /* Dx */
184: { NULL, NULL }, /* %Q */
1.30 kristaps 185: { NULL, NULL }, /* br */
186: { NULL, NULL }, /* sp */
1.43 kristaps 187: { NULL, NULL }, /* %U */
1.64 kristaps 188: { NULL, NULL }, /* Ta */
1.1 kristaps 189: };
190:
1.2 kristaps 191:
1.1 kristaps 192: int
1.60 kristaps 193: mdoc_action_pre(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 194: {
195:
196: switch (n->type) {
197: case (MDOC_ROOT):
1.2 kristaps 198: /* FALLTHROUGH */
1.1 kristaps 199: case (MDOC_TEXT):
1.2 kristaps 200: return(1);
201: default:
1.1 kristaps 202: break;
203: }
1.2 kristaps 204:
1.6 kristaps 205: if (NULL == mdoc_actions[n->tok].pre)
1.2 kristaps 206: return(1);
1.6 kristaps 207: return((*mdoc_actions[n->tok].pre)(m, n));
1.1 kristaps 208: }
209:
210:
211: int
212: mdoc_action_post(struct mdoc *m)
213: {
214:
215: if (MDOC_ACTED & m->last->flags)
216: return(1);
217: m->last->flags |= MDOC_ACTED;
218:
219: switch (m->last->type) {
220: case (MDOC_TEXT):
1.2 kristaps 221: /* FALLTHROUGH */
1.1 kristaps 222: case (MDOC_ROOT):
1.2 kristaps 223: return(1);
224: default:
1.1 kristaps 225: break;
226: }
1.2 kristaps 227:
228: if (NULL == mdoc_actions[m->last->tok].post)
229: return(1);
1.35 kristaps 230: return((*mdoc_actions[m->last->tok].post)(m, m->last));
1.2 kristaps 231: }
232:
233:
1.46 kristaps 234: /*
235: * Concatenate sibling nodes together. All siblings must be of type
236: * MDOC_TEXT or an assertion is raised. Concatenation is separated by a
237: * single whitespace.
238: */
1.2 kristaps 239: static int
1.46 kristaps 240: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
1.2 kristaps 241: {
242:
1.46 kristaps 243: assert(sz);
244: p[0] = '\0';
1.2 kristaps 245: for ( ; n; n = n->next) {
246: assert(MDOC_TEXT == n->type);
1.59 kristaps 247: /*
248: * XXX: yes, these can technically be resized, but it's
249: * highly unlikely that we're going to get here, so let
250: * it slip for now.
251: */
252: if (strlcat(p, n->string, sz) >= sz) {
253: mdoc_nmsg(m, n, MANDOCERR_MEM);
254: return(0);
255: }
1.2 kristaps 256: if (NULL == n->next)
257: continue;
1.59 kristaps 258: if (strlcat(p, " ", sz) >= sz) {
259: mdoc_nmsg(m, n, MANDOCERR_MEM);
260: return(0);
261: }
1.2 kristaps 262: }
263:
1.1 kristaps 264: return(1);
265: }
266:
267:
1.46 kristaps 268: /*
269: * Macros accepting `-std' as an argument have the name of the current
270: * document (`Nm') filled in as the argument if it's not provided.
271: */
1.1 kristaps 272: static int
273: post_std(POST_ARGS)
274: {
1.59 kristaps 275: struct mdoc_node *nn;
1.1 kristaps 276:
1.35 kristaps 277: if (n->child)
1.1 kristaps 278: return(1);
1.59 kristaps 279: if (NULL == m->meta.name)
280: return(1);
1.35 kristaps 281:
282: nn = n;
283: m->next = MDOC_NEXT_CHILD;
1.59 kristaps 284:
1.35 kristaps 285: if ( ! mdoc_word_alloc(m, n->line, n->pos, m->meta.name))
286: return(0);
287: m->last = nn;
1.1 kristaps 288: return(1);
289: }
290:
291:
1.46 kristaps 292: /*
293: * The `Nm' macro's first use sets the name of the document. See also
294: * post_std(), etc.
295: */
1.1 kristaps 296: static int
297: post_nm(POST_ARGS)
298: {
1.46 kristaps 299: char buf[BUFSIZ];
1.1 kristaps 300:
301: if (m->meta.name)
302: return(1);
1.46 kristaps 303: if ( ! concat(m, buf, n->child, BUFSIZ))
1.2 kristaps 304: return(0);
1.46 kristaps 305: m->meta.name = mandoc_strdup(buf);
1.1 kristaps 306: return(1);
307: }
1.27 kristaps 308:
1.46 kristaps 309: /*
310: * Parse out the contents of `Dt'. See in-line documentation for how we
311: * handle the various fields of this macro.
312: */
1.1 kristaps 313: static int
314: post_dt(POST_ARGS)
315: {
1.35 kristaps 316: struct mdoc_node *nn;
1.1 kristaps 317: const char *cp;
318:
319: if (m->meta.title)
320: free(m->meta.title);
321: if (m->meta.vol)
322: free(m->meta.vol);
323: if (m->meta.arch)
324: free(m->meta.arch);
325:
326: m->meta.title = m->meta.vol = m->meta.arch = NULL;
327: /* Handles: `.Dt'
328: * --> title = unknown, volume = local, msec = 0, arch = NULL
329: */
330:
1.35 kristaps 331: if (NULL == (nn = n->child)) {
1.46 kristaps 332: /* XXX: make these macro values. */
1.58 kristaps 333: /* FIXME: warn about missing values. */
1.63 kristaps 334: m->meta.title = mandoc_strdup("UNKNOWN");
335: m->meta.vol = mandoc_strdup("LOCAL");
1.58 kristaps 336: m->meta.msec = mandoc_strdup("1");
1.35 kristaps 337: return(post_prol(m, n));
1.1 kristaps 338: }
339:
340: /* Handles: `.Dt TITLE'
341: * --> title = TITLE, volume = local, msec = 0, arch = NULL
342: */
343:
1.63 kristaps 344: m->meta.title = mandoc_strdup
345: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
1.1 kristaps 346:
1.35 kristaps 347: if (NULL == (nn = nn->next)) {
1.58 kristaps 348: /* FIXME: warn about missing msec. */
1.46 kristaps 349: /* XXX: make this a macro value. */
1.63 kristaps 350: m->meta.vol = mandoc_strdup("LOCAL");
1.58 kristaps 351: m->meta.msec = mandoc_strdup("1");
1.35 kristaps 352: return(post_prol(m, n));
1.1 kristaps 353: }
354:
355: /* Handles: `.Dt TITLE SEC'
356: * --> title = TITLE, volume = SEC is msec ?
357: * format(msec) : SEC,
358: * msec = SEC is msec ? atoi(msec) : 0,
359: * arch = NULL
360: */
361:
1.35 kristaps 362: cp = mdoc_a2msec(nn->string);
1.1 kristaps 363: if (cp) {
1.46 kristaps 364: m->meta.vol = mandoc_strdup(cp);
1.58 kristaps 365: m->meta.msec = mandoc_strdup(nn->string);
1.59 kristaps 366: } else if (mdoc_nmsg(m, n, MANDOCERR_BADMSEC)) {
1.46 kristaps 367: m->meta.vol = mandoc_strdup(nn->string);
1.58 kristaps 368: m->meta.msec = mandoc_strdup(nn->string);
369: } else
370: return(0);
1.1 kristaps 371:
1.35 kristaps 372: if (NULL == (nn = nn->next))
373: return(post_prol(m, n));
1.1 kristaps 374:
375: /* Handles: `.Dt TITLE SEC VOL'
376: * --> title = TITLE, volume = VOL is vol ?
377: * format(VOL) :
378: * VOL is arch ? format(arch) :
379: * VOL
380: */
381:
1.35 kristaps 382: cp = mdoc_a2vol(nn->string);
1.1 kristaps 383: if (cp) {
384: free(m->meta.vol);
1.46 kristaps 385: m->meta.vol = mandoc_strdup(cp);
1.1 kristaps 386: } else {
1.58 kristaps 387: /* FIXME: warn about bad arch. */
1.35 kristaps 388: cp = mdoc_a2arch(nn->string);
1.1 kristaps 389: if (NULL == cp) {
390: free(m->meta.vol);
1.46 kristaps 391: m->meta.vol = mandoc_strdup(nn->string);
392: } else
393: m->meta.arch = mandoc_strdup(cp);
1.1 kristaps 394: }
395:
396: /* Ignore any subsequent parameters... */
1.46 kristaps 397: /* FIXME: warn about subsequent parameters. */
1.1 kristaps 398:
1.35 kristaps 399: return(post_prol(m, n));
1.1 kristaps 400: }
401:
402:
1.46 kristaps 403: /*
404: * Set the operating system by way of the `Os' macro. Note that if an
405: * argument isn't provided and -DOSNAME="\"foo\"" is provided during
406: * compilation, this value will be used instead of filling in "sysname
407: * release" from uname().
408: */
1.1 kristaps 409: static int
410: post_os(POST_ARGS)
411: {
1.46 kristaps 412: char buf[BUFSIZ];
413: #ifndef OSNAME
1.1 kristaps 414: struct utsname utsname;
1.42 kristaps 415: #endif
416:
1.1 kristaps 417: if (m->meta.os)
418: free(m->meta.os);
1.4 kristaps 419:
1.46 kristaps 420: if ( ! concat(m, buf, n->child, BUFSIZ))
1.2 kristaps 421: return(0);
1.1 kristaps 422:
1.59 kristaps 423: /* XXX: yes, these can all be dynamically-adjusted buffers, but
424: * it's really not worth the extra hackery.
425: */
426:
1.46 kristaps 427: if ('\0' == buf[0]) {
428: #ifdef OSNAME
1.59 kristaps 429: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
430: mdoc_nmsg(m, n, MANDOCERR_MEM);
431: return(0);
432: }
1.46 kristaps 433: #else /*!OSNAME */
1.1 kristaps 434: if (-1 == uname(&utsname))
1.59 kristaps 435: return(mdoc_nmsg(m, n, MANDOCERR_UTSNAME));
436:
437: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
438: mdoc_nmsg(m, n, MANDOCERR_MEM);
439: return(0);
440: }
441: if (strlcat(buf, " ", 64) >= BUFSIZ) {
442: mdoc_nmsg(m, n, MANDOCERR_MEM);
443: return(0);
444: }
445: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
446: mdoc_nmsg(m, n, MANDOCERR_MEM);
447: return(0);
448: }
1.46 kristaps 449: #endif /*!OSNAME*/
1.1 kristaps 450: }
451:
1.46 kristaps 452: m->meta.os = mandoc_strdup(buf);
1.35 kristaps 453: return(post_prol(m, n));
1.1 kristaps 454: }
455:
456:
457: /*
458: * Calculate the -width for a `Bl -tag' list if it hasn't been provided.
1.46 kristaps 459: * Uses the first head macro. NOTE AGAIN: this is ONLY if the -width
460: * argument has NOT been provided. See post_bl_width() for converting
461: * the -width string.
1.1 kristaps 462: */
463: static int
1.35 kristaps 464: post_bl_tagwidth(POST_ARGS)
1.1 kristaps 465: {
1.46 kristaps 466: struct mdoc_node *nn;
1.69 kristaps 467: size_t sz, ssz;
1.46 kristaps 468: int i;
469: char buf[NUMSIZ];
1.1 kristaps 470:
1.69 kristaps 471: sz = 10;
1.61 joerg 472:
473: for (nn = n->body->child; nn; nn = nn->next) {
1.69 kristaps 474: if (MDOC_It != nn->tok)
475: continue;
1.46 kristaps 476:
1.35 kristaps 477: assert(MDOC_BLOCK == nn->type);
478: nn = nn->head->child;
1.78 joerg 479:
480: if (nn == NULL) {
481: /* No -width for .Bl and first .It is emtpy */
482: if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
483: return(0);
484: break;
485: }
1.69 kristaps 486:
487: if (MDOC_TEXT == nn->type) {
1.46 kristaps 488: sz = strlen(nn->string) + 1;
1.69 kristaps 489: break;
490: }
491:
492: if (0 != (ssz = mdoc_macro2len(nn->tok)))
493: sz = ssz;
494: else if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
495: return(0);
496:
497: break;
1.1 kristaps 498: }
499:
1.69 kristaps 500: /* Defaults to ten ens. */
501:
1.46 kristaps 502: snprintf(buf, NUMSIZ, "%zun", sz);
1.1 kristaps 503:
504: /*
505: * We have to dynamically add this to the macro's argument list.
506: * We're guaranteed that a MDOC_Width doesn't already exist.
507: */
508:
1.70 kristaps 509: assert(n->args);
510: i = (int)(n->args->argc)++;
511:
512: n->args->argv = mandoc_realloc(n->args->argv,
513: n->args->argc * sizeof(struct mdoc_argv));
1.1 kristaps 514:
1.70 kristaps 515: n->args->argv[i].arg = MDOC_Width;
516: n->args->argv[i].line = n->line;
517: n->args->argv[i].pos = n->pos;
518: n->args->argv[i].sz = 1;
519: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
520: n->args->argv[i].value[0] = mandoc_strdup(buf);
1.1 kristaps 521:
1.70 kristaps 522: /* Set our width! */
1.74 kristaps 523: n->data.Bl->width = n->args->argv[i].value[0];
1.1 kristaps 524: return(1);
525: }
526:
527:
1.46 kristaps 528: /*
529: * Calculate the real width of a list from the -width string, which may
530: * contain a macro (with a known default width), a literal string, or a
531: * scaling width.
532: */
1.1 kristaps 533: static int
1.70 kristaps 534: post_bl_width(POST_ARGS)
1.1 kristaps 535: {
536: size_t width;
1.70 kristaps 537: int i;
1.51 kristaps 538: enum mdoct tok;
1.46 kristaps 539: char buf[NUMSIZ];
1.1 kristaps 540:
541: /*
542: * If the value to -width is a macro, then we re-write it to be
543: * the macro's width as set in share/tmac/mdoc/doc-common.
544: */
545:
1.74 kristaps 546: if (0 == strcmp(n->data.Bl->width, "Ds"))
1.18 kristaps 547: width = 6;
1.74 kristaps 548: else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
1.1 kristaps 549: return(1);
550: else if (0 == (width = mdoc_macro2len(tok)))
1.59 kristaps 551: return(mdoc_nmsg(m, n, MANDOCERR_BADWIDTH));
1.1 kristaps 552:
553: /* The value already exists: free and reallocate it. */
554:
1.70 kristaps 555: assert(n->args);
556:
557: for (i = 0; i < (int)n->args->argc; i++)
558: if (MDOC_Width == n->args->argv[i].arg)
559: break;
560:
561: assert(i < (int)n->args->argc);
562:
1.46 kristaps 563: snprintf(buf, NUMSIZ, "%zun", width);
1.70 kristaps 564: free(n->args->argv[i].value[0]);
565: n->args->argv[i].value[0] = mandoc_strdup(buf);
566:
567: /* Set our width! */
1.74 kristaps 568: n->data.Bl->width = n->args->argv[i].value[0];
1.1 kristaps 569: return(1);
570: }
571:
572:
1.46 kristaps 573: /*
574: * Do processing for -column lists, which can have two distinct styles
575: * of invocation. Merge this two styles into a consistent form.
576: */
1.35 kristaps 577: /* ARGSUSED */
1.1 kristaps 578: static int
1.14 kristaps 579: post_bl_head(POST_ARGS)
580: {
581: int i, c;
1.35 kristaps 582: struct mdoc_node *np, *nn, *nnp;
1.14 kristaps 583:
1.74 kristaps 584: if (LIST_column != n->data.Bl->type)
1.69 kristaps 585: return(1);
586: else if (NULL == n->child)
1.14 kristaps 587: return(1);
588:
1.35 kristaps 589: np = n->parent;
590: assert(np->args);
1.14 kristaps 591:
1.35 kristaps 592: for (c = 0; c < (int)np->args->argc; c++)
593: if (MDOC_Column == np->args->argv[c].arg)
1.14 kristaps 594: break;
595:
1.69 kristaps 596: assert(c < (int)np->args->argc);
1.35 kristaps 597: assert(0 == np->args->argv[c].sz);
1.14 kristaps 598:
599: /*
600: * Accomodate for new-style groff column syntax. Shuffle the
601: * child nodes, all of which must be TEXT, as arguments for the
602: * column field. Then, delete the head children.
603: */
604:
1.35 kristaps 605: np->args->argv[c].sz = (size_t)n->nchild;
1.46 kristaps 606: np->args->argv[c].value = mandoc_malloc
1.35 kristaps 607: ((size_t)n->nchild * sizeof(char *));
1.75 kristaps 608:
609: n->data.Bl->ncols = np->args->argv[c].sz;
610: n->data.Bl->cols = (const char **)np->args->argv[c].value;
1.14 kristaps 611:
1.35 kristaps 612: for (i = 0, nn = n->child; nn; i++) {
613: np->args->argv[c].value[i] = nn->string;
1.14 kristaps 614: nn->string = NULL;
615: nnp = nn;
616: nn = nn->next;
1.53 kristaps 617: mdoc_node_delete(NULL, nnp);
1.14 kristaps 618: }
619:
1.35 kristaps 620: n->nchild = 0;
621: n->child = NULL;
1.14 kristaps 622: return(1);
623: }
624:
625:
626: static int
1.1 kristaps 627: post_bl(POST_ARGS)
628: {
629:
1.35 kristaps 630: if (MDOC_HEAD == n->type)
631: return(post_bl_head(m, n));
632: if (MDOC_BLOCK != n->type)
1.1 kristaps 633: return(1);
634:
635: /*
636: * These are fairly complicated, so we've broken them into two
637: * functions. post_bl_tagwidth() is called when a -tag is
638: * specified, but no -width (it must be guessed). The second
639: * when a -width is specified (macro indicators must be
640: * rewritten into real lengths).
641: */
642:
1.74 kristaps 643: if (LIST_tag == n->data.Bl->type && NULL == n->data.Bl->width) {
1.35 kristaps 644: if ( ! post_bl_tagwidth(m, n))
1.1 kristaps 645: return(0);
1.74 kristaps 646: } else if (NULL != n->data.Bl->width) {
1.70 kristaps 647: if ( ! post_bl_width(m, n))
1.1 kristaps 648: return(0);
1.70 kristaps 649: } else
650: return(1);
651:
1.74 kristaps 652: assert(n->data.Bl->width);
1.1 kristaps 653: return(1);
654: }
655:
656:
1.46 kristaps 657: /*
658: * The `Pa' macro defaults to a tilde if no value is provided as an
659: * argument.
660: */
1.1 kristaps 661: static int
1.46 kristaps 662: post_pa(POST_ARGS)
1.10 kristaps 663: {
1.35 kristaps 664: struct mdoc_node *np;
1.10 kristaps 665:
1.35 kristaps 666: if (n->child)
1.10 kristaps 667: return(1);
668:
1.35 kristaps 669: np = n;
1.10 kristaps 670: m->next = MDOC_NEXT_CHILD;
1.35 kristaps 671: if ( ! mdoc_word_alloc(m, n->line, n->pos, "~"))
1.1 kristaps 672: return(0);
1.35 kristaps 673: m->last = np;
1.1 kristaps 674: return(1);
675: }
676:
677:
1.46 kristaps 678: /*
1.49 kristaps 679: * Parse the date field in `Dd'.
1.46 kristaps 680: */
1.1 kristaps 681: static int
682: post_dd(POST_ARGS)
683: {
1.46 kristaps 684: char buf[DATESIZ];
1.77 kristaps 685:
686: if (NULL == n->child) {
687: m->meta.date = time(NULL);
688: return(post_prol(m, n));
689: }
1.1 kristaps 690:
1.46 kristaps 691: if ( ! concat(m, buf, n->child, DATESIZ))
1.2 kristaps 692: return(0);
1.1 kristaps 693:
1.49 kristaps 694: m->meta.date = mandoc_a2time
695: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
696:
1.46 kristaps 697: if (0 == m->meta.date) {
1.59 kristaps 698: if ( ! mdoc_nmsg(m, n, MANDOCERR_BADDATE))
1.1 kristaps 699: return(0);
700: m->meta.date = time(NULL);
701: }
702:
1.35 kristaps 703: return(post_prol(m, n));
1.1 kristaps 704: }
705:
706:
1.46 kristaps 707: /*
708: * Remove prologue macros from the document after they're processed.
709: * The final document uses mdoc_meta for these values and discards the
710: * originals.
711: */
1.1 kristaps 712: static int
713: post_prol(POST_ARGS)
714: {
1.34 kristaps 715:
1.53 kristaps 716: mdoc_node_delete(m, n);
1.34 kristaps 717: if (m->meta.title && m->meta.date && m->meta.os)
718: m->flags |= MDOC_PBODY;
1.39 kristaps 719: return(1);
720: }
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