Annotation of src/usr.bin/mandoc/mdoc_validate.c, Revision 1.75
1.75 ! schwarze 1: /* $Id: mdoc_validate.c,v 1.74 2010/10/24 18:15:43 schwarze Exp $ */
1.1 kristaps 2: /*
1.65 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
1.2 schwarze 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: *
1.2 schwarze 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: */
17: #include <sys/types.h>
18:
19: #include <assert.h>
20: #include <ctype.h>
1.31 schwarze 21: #include <limits.h>
1.57 schwarze 22: #include <stdio.h>
1.1 kristaps 23: #include <stdlib.h>
24: #include <string.h>
25:
1.55 schwarze 26: #include "mandoc.h"
1.1 kristaps 27: #include "libmdoc.h"
1.15 schwarze 28: #include "libmandoc.h"
1.1 kristaps 29:
30: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
31:
1.60 schwarze 32: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.28 schwarze 33: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 34:
1.72 schwarze 35: enum check_ineq {
36: CHECK_LT,
37: CHECK_GT,
38: CHECK_EQ
39: };
40:
41: enum check_lvl {
42: CHECK_WARN,
43: CHECK_ERROR,
44: CHECK_FATAL
45: };
46:
1.1 kristaps 47: typedef int (*v_pre)(PRE_ARGS);
48: typedef int (*v_post)(POST_ARGS);
49:
50: struct valids {
51: v_pre *pre;
52: v_post *post;
53: };
54:
1.72 schwarze 55: static int check_count(struct mdoc *, enum mdoc_type,
56: enum check_lvl, enum check_ineq, int);
1.44 schwarze 57: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.28 schwarze 58: static int check_stdarg(PRE_ARGS);
1.61 schwarze 59: static int check_text(struct mdoc *, int, int, char *);
1.28 schwarze 60: static int check_argv(struct mdoc *,
1.61 schwarze 61: struct mdoc_node *, struct mdoc_argv *);
62: static int check_args(struct mdoc *, struct mdoc_node *);
1.28 schwarze 63:
1.72 schwarze 64: static int ebool(POST_ARGS);
1.28 schwarze 65: static int berr_ge1(POST_ARGS);
66: static int bwarn_ge1(POST_ARGS);
1.72 schwarze 67: static int eerr_eq0(POST_ARGS);
1.28 schwarze 68: static int eerr_eq1(POST_ARGS);
69: static int eerr_ge1(POST_ARGS);
1.37 schwarze 70: static int eerr_le1(POST_ARGS);
1.69 schwarze 71: static int ewarn_eq0(POST_ARGS);
1.28 schwarze 72: static int ewarn_ge1(POST_ARGS);
73: static int herr_eq0(POST_ARGS);
74: static int herr_ge1(POST_ARGS);
1.72 schwarze 75: static int hwarn_eq0(POST_ARGS);
1.28 schwarze 76: static int hwarn_eq1(POST_ARGS);
77: static int hwarn_le1(POST_ARGS);
78:
79: static int post_an(POST_ARGS);
80: static int post_at(POST_ARGS);
81: static int post_bf(POST_ARGS);
82: static int post_bl(POST_ARGS);
83: static int post_bl_head(POST_ARGS);
1.60 schwarze 84: static int post_dt(POST_ARGS);
1.28 schwarze 85: static int post_it(POST_ARGS);
86: static int post_lb(POST_ARGS);
87: static int post_nm(POST_ARGS);
88: static int post_root(POST_ARGS);
1.36 schwarze 89: static int post_rs(POST_ARGS);
1.28 schwarze 90: static int post_sh(POST_ARGS);
91: static int post_sh_body(POST_ARGS);
92: static int post_sh_head(POST_ARGS);
93: static int post_st(POST_ARGS);
1.59 schwarze 94: static int post_eoln(POST_ARGS);
1.42 schwarze 95: static int post_vt(POST_ARGS);
1.28 schwarze 96: static int pre_an(PRE_ARGS);
97: static int pre_bd(PRE_ARGS);
98: static int pre_bl(PRE_ARGS);
99: static int pre_dd(PRE_ARGS);
100: static int pre_display(PRE_ARGS);
101: static int pre_dt(PRE_ARGS);
102: static int pre_it(PRE_ARGS);
103: static int pre_os(PRE_ARGS);
1.70 schwarze 104: static int pre_pp(PRE_ARGS);
1.28 schwarze 105: static int pre_rv(PRE_ARGS);
106: static int pre_sh(PRE_ARGS);
107: static int pre_ss(PRE_ARGS);
108:
109: static v_post posts_an[] = { post_an, NULL };
110: static v_post posts_at[] = { post_at, NULL };
1.62 schwarze 111: static v_post posts_bd_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.28 schwarze 112: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
113: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
114: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.59 schwarze 115: static v_post posts_eoln[] = { post_eoln, NULL };
1.60 schwarze 116: static v_post posts_dt[] = { post_dt, NULL };
1.28 schwarze 117: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
118: static v_post posts_it[] = { post_it, NULL };
119: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
120: static v_post posts_nd[] = { berr_ge1, NULL };
121: static v_post posts_nm[] = { post_nm, NULL };
1.69 schwarze 122: static v_post posts_notext[] = { ewarn_eq0, NULL };
1.36 schwarze 123: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.28 schwarze 124: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.37 schwarze 125: static v_post posts_sp[] = { eerr_le1, NULL };
1.28 schwarze 126: static v_post posts_ss[] = { herr_ge1, NULL };
127: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
128: static v_post posts_text[] = { eerr_ge1, NULL };
1.38 schwarze 129: static v_post posts_text1[] = { eerr_eq1, NULL };
1.42 schwarze 130: static v_post posts_vt[] = { post_vt, NULL };
1.28 schwarze 131: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
132: static v_post posts_wtext[] = { ewarn_ge1, NULL };
133: static v_pre pres_an[] = { pre_an, NULL };
1.70 schwarze 134: static v_pre pres_bd[] = { pre_display, pre_bd, pre_pp, NULL };
135: static v_pre pres_bl[] = { pre_bl, pre_pp, NULL };
1.28 schwarze 136: static v_pre pres_d1[] = { pre_display, NULL };
137: static v_pre pres_dd[] = { pre_dd, NULL };
138: static v_pre pres_dt[] = { pre_dt, NULL };
1.48 schwarze 139: static v_pre pres_er[] = { NULL, NULL };
1.53 schwarze 140: static v_pre pres_ex[] = { NULL, NULL };
141: static v_pre pres_fd[] = { NULL, NULL };
1.28 schwarze 142: static v_pre pres_it[] = { pre_it, NULL };
143: static v_pre pres_os[] = { pre_os, NULL };
1.70 schwarze 144: static v_pre pres_pp[] = { pre_pp, NULL };
1.28 schwarze 145: static v_pre pres_rv[] = { pre_rv, NULL };
146: static v_pre pres_sh[] = { pre_sh, NULL };
147: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 148:
149: const struct valids mdoc_valids[MDOC_MAX] = {
1.7 schwarze 150: { NULL, NULL }, /* Ap */
1.67 schwarze 151: { pres_dd, posts_wtext }, /* Dd */
1.60 schwarze 152: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 153: { pres_os, NULL }, /* Os */
154: { pres_sh, posts_sh }, /* Sh */
155: { pres_ss, posts_ss }, /* Ss */
1.70 schwarze 156: { pres_pp, posts_notext }, /* Pp */
1.1 kristaps 157: { pres_d1, posts_wline }, /* D1 */
158: { pres_d1, posts_wline }, /* Dl */
1.65 schwarze 159: { pres_bd, posts_bd_bk }, /* Bd */
1.1 kristaps 160: { NULL, NULL }, /* Ed */
161: { pres_bl, posts_bl }, /* Bl */
162: { NULL, NULL }, /* El */
163: { pres_it, posts_it }, /* It */
164: { NULL, posts_text }, /* Ad */
165: { pres_an, posts_an }, /* An */
166: { NULL, NULL }, /* Ar */
1.50 schwarze 167: { NULL, posts_text }, /* Cd */
1.1 kristaps 168: { NULL, NULL }, /* Cm */
169: { NULL, NULL }, /* Dv */
170: { pres_er, posts_text }, /* Er */
171: { NULL, NULL }, /* Ev */
1.35 schwarze 172: { pres_ex, NULL }, /* Ex */
1.1 kristaps 173: { NULL, NULL }, /* Fa */
174: { pres_fd, posts_wtext }, /* Fd */
175: { NULL, NULL }, /* Fl */
176: { NULL, posts_text }, /* Fn */
177: { NULL, posts_wtext }, /* Ft */
178: { NULL, posts_text }, /* Ic */
1.38 schwarze 179: { NULL, posts_text1 }, /* In */
1.1 kristaps 180: { NULL, NULL }, /* Li */
1.25 schwarze 181: { NULL, posts_nd }, /* Nd */
1.1 kristaps 182: { NULL, posts_nm }, /* Nm */
183: { NULL, posts_wline }, /* Op */
184: { NULL, NULL }, /* Ot */
185: { NULL, NULL }, /* Pa */
1.35 schwarze 186: { pres_rv, NULL }, /* Rv */
1.1 kristaps 187: { NULL, posts_st }, /* St */
188: { NULL, NULL }, /* Va */
1.42 schwarze 189: { NULL, posts_vt }, /* Vt */
1.59 schwarze 190: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 191: { NULL, posts_text }, /* %A */
1.37 schwarze 192: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.40 schwarze 193: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 194: { NULL, posts_text }, /* %I */
195: { NULL, posts_text }, /* %J */
196: { NULL, posts_text }, /* %N */
197: { NULL, posts_text }, /* %O */
198: { NULL, posts_text }, /* %P */
199: { NULL, posts_text }, /* %R */
1.37 schwarze 200: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 201: { NULL, posts_text }, /* %V */
202: { NULL, NULL }, /* Ac */
203: { NULL, NULL }, /* Ao */
204: { NULL, posts_wline }, /* Aq */
205: { NULL, posts_at }, /* At */
206: { NULL, NULL }, /* Bc */
207: { NULL, posts_bf }, /* Bf */
208: { NULL, NULL }, /* Bo */
209: { NULL, posts_wline }, /* Bq */
210: { NULL, NULL }, /* Bsx */
211: { NULL, NULL }, /* Bx */
212: { NULL, posts_bool }, /* Db */
213: { NULL, NULL }, /* Dc */
214: { NULL, NULL }, /* Do */
215: { NULL, posts_wline }, /* Dq */
216: { NULL, NULL }, /* Ec */
217: { NULL, NULL }, /* Ef */
218: { NULL, NULL }, /* Em */
219: { NULL, NULL }, /* Eo */
220: { NULL, NULL }, /* Fx */
221: { NULL, posts_text }, /* Ms */
222: { NULL, posts_notext }, /* No */
223: { NULL, posts_notext }, /* Ns */
224: { NULL, NULL }, /* Nx */
225: { NULL, NULL }, /* Ox */
226: { NULL, NULL }, /* Pc */
1.38 schwarze 227: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 228: { NULL, NULL }, /* Po */
229: { NULL, posts_wline }, /* Pq */
230: { NULL, NULL }, /* Qc */
231: { NULL, posts_wline }, /* Ql */
232: { NULL, NULL }, /* Qo */
233: { NULL, posts_wline }, /* Qq */
234: { NULL, NULL }, /* Re */
1.36 schwarze 235: { NULL, posts_rs }, /* Rs */
1.1 kristaps 236: { NULL, NULL }, /* Sc */
237: { NULL, NULL }, /* So */
238: { NULL, posts_wline }, /* Sq */
239: { NULL, posts_bool }, /* Sm */
240: { NULL, posts_text }, /* Sx */
241: { NULL, posts_text }, /* Sy */
242: { NULL, posts_text }, /* Tn */
243: { NULL, NULL }, /* Ux */
244: { NULL, NULL }, /* Xc */
245: { NULL, NULL }, /* Xo */
246: { NULL, posts_fo }, /* Fo */
247: { NULL, NULL }, /* Fc */
248: { NULL, NULL }, /* Oo */
249: { NULL, NULL }, /* Oc */
1.62 schwarze 250: { NULL, posts_bd_bk }, /* Bk */
1.1 kristaps 251: { NULL, NULL }, /* Ek */
1.59 schwarze 252: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 253: { NULL, NULL }, /* Hf */
254: { NULL, NULL }, /* Fr */
1.59 schwarze 255: { NULL, posts_eoln }, /* Ud */
256: { NULL, posts_lb }, /* Lb */
1.31 schwarze 257: { NULL, posts_notext }, /* Lp */
1.38 schwarze 258: { NULL, posts_text }, /* Lk */
1.1 kristaps 259: { NULL, posts_text }, /* Mt */
260: { NULL, posts_wline }, /* Brq */
261: { NULL, NULL }, /* Bro */
262: { NULL, NULL }, /* Brc */
263: { NULL, posts_text }, /* %C */
264: { NULL, NULL }, /* Es */
265: { NULL, NULL }, /* En */
266: { NULL, NULL }, /* Dx */
267: { NULL, posts_text }, /* %Q */
1.31 schwarze 268: { NULL, posts_notext }, /* br */
1.70 schwarze 269: { pres_pp, posts_sp }, /* sp */
1.38 schwarze 270: { NULL, posts_text1 }, /* %U */
1.60 schwarze 271: { NULL, NULL }, /* Ta */
1.71 schwarze 272: { NULL, NULL }, /* TS */
273: { NULL, NULL }, /* TE */
1.1 kristaps 274: };
275:
276:
277: int
1.60 schwarze 278: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 279: {
280: v_pre *p;
281: int line, pos;
1.61 schwarze 282: char *tp;
1.1 kristaps 283:
284: if (MDOC_TEXT == n->type) {
285: tp = n->string;
286: line = n->line;
287: pos = n->pos;
288: return(check_text(mdoc, line, pos, tp));
289: }
290:
291: if ( ! check_args(mdoc, n))
292: return(0);
293: if (NULL == mdoc_valids[n->tok].pre)
294: return(1);
295: for (p = mdoc_valids[n->tok].pre; *p; p++)
296: if ( ! (*p)(mdoc, n))
297: return(0);
298: return(1);
299: }
300:
301:
302: int
303: mdoc_valid_post(struct mdoc *mdoc)
304: {
305: v_post *p;
306:
307: if (MDOC_VALID & mdoc->last->flags)
308: return(1);
309: mdoc->last->flags |= MDOC_VALID;
310:
311: if (MDOC_TEXT == mdoc->last->type)
312: return(1);
313: if (MDOC_ROOT == mdoc->last->type)
314: return(post_root(mdoc));
315:
316: if (NULL == mdoc_valids[mdoc->last->tok].post)
317: return(1);
318: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
319: if ( ! (*p)(mdoc))
320: return(0);
321:
322: return(1);
323: }
324:
1.72 schwarze 325: static int
326: check_count(struct mdoc *m, enum mdoc_type type,
327: enum check_lvl lvl, enum check_ineq ineq, int val)
328: {
329: const char *p;
330:
331: if (m->last->type != type)
332: return(1);
333:
334: switch (ineq) {
335: case (CHECK_LT):
336: p = "less than ";
337: if (m->last->nchild < val)
338: return(1);
339: break;
340: case (CHECK_GT):
341: p = "greater than ";
342: if (m->last->nchild > val)
343: return(1);
344: break;
345: case (CHECK_EQ):
346: p = "";
347: if (val == m->last->nchild)
348: return(1);
349: break;
350: }
351:
352: if (CHECK_WARN == lvl) {
353: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
354: m->last->line, m->last->pos,
355: "want %s%d children (have %d)",
356: p, val, m->last->nchild));
357: }
358:
359: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
360: m->last->line, m->last->pos,
361: "require %s%d children (have %d)",
362: p, val, m->last->nchild));
363: }
364:
365: static int
366: berr_ge1(POST_ARGS)
367: {
368:
369: return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0));
370: }
371:
372: static int
373: bwarn_ge1(POST_ARGS)
374: {
375: return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0));
376: }
377:
378: static int
379: eerr_eq0(POST_ARGS)
380: {
381: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0));
382: }
1.1 kristaps 383:
1.72 schwarze 384: static int
385: eerr_eq1(POST_ARGS)
1.1 kristaps 386: {
1.72 schwarze 387: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1));
388: }
1.1 kristaps 389:
1.72 schwarze 390: static int
391: eerr_ge1(POST_ARGS)
392: {
393: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0));
1.1 kristaps 394: }
395:
1.72 schwarze 396: static int
397: eerr_le1(POST_ARGS)
398: {
399: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2));
400: }
1.1 kristaps 401:
1.72 schwarze 402: static int
403: ewarn_eq0(POST_ARGS)
1.1 kristaps 404: {
1.72 schwarze 405: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0));
406: }
1.1 kristaps 407:
1.72 schwarze 408: static int
409: ewarn_ge1(POST_ARGS)
410: {
411: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0));
1.1 kristaps 412: }
413:
1.72 schwarze 414: static int
415: herr_eq0(POST_ARGS)
416: {
417: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0));
418: }
1.1 kristaps 419:
1.72 schwarze 420: static int
421: herr_ge1(POST_ARGS)
422: {
423: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0));
424: }
1.1 kristaps 425:
1.72 schwarze 426: static int
427: hwarn_eq0(POST_ARGS)
428: {
429: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0));
1.1 kristaps 430: }
431:
1.72 schwarze 432: static int
433: hwarn_eq1(POST_ARGS)
434: {
435: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1));
436: }
1.1 kristaps 437:
1.72 schwarze 438: static int
439: hwarn_le1(POST_ARGS)
440: {
441: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2));
442: }
1.1 kristaps 443:
444:
445: static int
446: check_stdarg(PRE_ARGS)
447: {
448:
449: if (n->args && 1 == n->args->argc)
450: if (MDOC_Std == n->args->argv[0].arg)
451: return(1);
1.55 schwarze 452: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 453: }
454:
455:
456: static int
1.61 schwarze 457: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 458: {
459: int i;
460:
461: if (NULL == n->args)
462: return(1);
463:
464: assert(n->args->argc);
465: for (i = 0; i < (int)n->args->argc; i++)
466: if ( ! check_argv(m, n, &n->args->argv[i]))
467: return(0);
468:
469: return(1);
470: }
471:
472:
473: static int
1.61 schwarze 474: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 475: {
476: int i;
477:
478: for (i = 0; i < (int)v->sz; i++)
479: if ( ! check_text(m, v->line, v->pos, v->value[i]))
480: return(0);
481:
482: if (MDOC_Std == v->arg) {
483: if (v->sz || m->meta.name)
484: return(1);
1.55 schwarze 485: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
486: return(0);
1.1 kristaps 487: }
488:
489: return(1);
490: }
491:
492:
493: static int
1.66 schwarze 494: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 495: {
1.15 schwarze 496: int c;
1.66 schwarze 497: size_t sz;
1.1 kristaps 498:
1.66 schwarze 499: for ( ; *p; p++, pos++) {
500: sz = strcspn(p, "\t\\");
501: p += (int)sz;
502:
503: if ('\0' == *p)
504: break;
505:
506: pos += (int)sz;
1.65 schwarze 507:
1.1 kristaps 508: if ('\t' == *p) {
1.66 schwarze 509: if (MDOC_LITERAL & m->flags)
510: continue;
511: if (mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB))
512: continue;
513: return(0);
514: }
1.1 kristaps 515:
1.66 schwarze 516: /* Check the special character. */
1.1 kristaps 517:
1.15 schwarze 518: c = mandoc_special(p);
1.1 kristaps 519: if (c) {
1.15 schwarze 520: p += c - 1;
521: pos += c - 1;
1.68 schwarze 522: } else
523: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
1.1 kristaps 524: }
525:
526: return(1);
527: }
528:
529:
530: static int
1.44 schwarze 531: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 532: {
533:
534: assert(n->parent);
535: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
536: (t == n->parent->type))
537: return(1);
538:
1.55 schwarze 539: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
540: n->line, n->pos, "want parent %s",
541: MDOC_ROOT == t ? "<root>" :
542: mdoc_macronames[tok]);
543: return(0);
1.1 kristaps 544: }
545:
546:
547: static int
548: pre_display(PRE_ARGS)
549: {
550: struct mdoc_node *node;
551:
552: if (MDOC_BLOCK != n->type)
553: return(1);
554:
555: for (node = mdoc->last->parent; node; node = node->parent)
556: if (MDOC_BLOCK == node->type)
557: if (MDOC_Bd == node->tok)
558: break;
1.74 schwarze 559: if (node)
560: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
1.1 kristaps 561:
1.74 schwarze 562: return(1);
1.1 kristaps 563: }
564:
565:
566: static int
567: pre_bl(PRE_ARGS)
568: {
1.65 schwarze 569: int i, comp, dup;
570: const char *offs, *width;
571: enum mdoc_list lt;
572: struct mdoc_node *np;
1.1 kristaps 573:
1.60 schwarze 574: if (MDOC_BLOCK != n->type) {
1.65 schwarze 575: if (ENDBODY_NOT != n->end) {
576: assert(n->pending);
577: np = n->pending->parent;
578: } else
579: np = n->parent;
580:
581: assert(np);
582: assert(MDOC_BLOCK == np->type);
583: assert(MDOC_Bl == np->tok);
584: assert(np->data.Bl);
585: n->data.Bl = np->data.Bl;
1.1 kristaps 586: return(1);
1.55 schwarze 587: }
1.1 kristaps 588:
1.60 schwarze 589: /*
590: * First figure out which kind of list to use: bind ourselves to
591: * the first mentioned list type and warn about any remaining
592: * ones. If we find no list type, we default to LIST_item.
593: */
1.1 kristaps 594:
1.65 schwarze 595: assert(NULL == n->data.Bl);
596: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 597:
598: /* LINTED */
1.60 schwarze 599: for (i = 0; n->args && i < (int)n->args->argc; i++) {
600: lt = LIST__NONE;
1.61 schwarze 601: dup = comp = 0;
602: width = offs = NULL;
1.60 schwarze 603: switch (n->args->argv[i].arg) {
604: /* Set list types. */
1.1 kristaps 605: case (MDOC_Bullet):
1.60 schwarze 606: lt = LIST_bullet;
607: break;
1.1 kristaps 608: case (MDOC_Dash):
1.60 schwarze 609: lt = LIST_dash;
610: break;
1.1 kristaps 611: case (MDOC_Enum):
1.60 schwarze 612: lt = LIST_enum;
613: break;
1.1 kristaps 614: case (MDOC_Hyphen):
1.60 schwarze 615: lt = LIST_hyphen;
616: break;
1.1 kristaps 617: case (MDOC_Item):
1.60 schwarze 618: lt = LIST_item;
619: break;
1.1 kristaps 620: case (MDOC_Tag):
1.60 schwarze 621: lt = LIST_tag;
622: break;
1.1 kristaps 623: case (MDOC_Diag):
1.60 schwarze 624: lt = LIST_diag;
625: break;
1.1 kristaps 626: case (MDOC_Hang):
1.60 schwarze 627: lt = LIST_hang;
628: break;
1.1 kristaps 629: case (MDOC_Ohang):
1.60 schwarze 630: lt = LIST_ohang;
631: break;
1.1 kristaps 632: case (MDOC_Inset):
1.60 schwarze 633: lt = LIST_inset;
634: break;
1.1 kristaps 635: case (MDOC_Column):
1.60 schwarze 636: lt = LIST_column;
637: break;
638: /* Set list arguments. */
1.37 schwarze 639: case (MDOC_Compact):
1.65 schwarze 640: dup = n->data.Bl->comp;
1.61 schwarze 641: comp = 1;
1.60 schwarze 642: break;
1.1 kristaps 643: case (MDOC_Width):
1.65 schwarze 644: dup = (NULL != n->data.Bl->width);
1.61 schwarze 645: width = n->args->argv[i].value[0];
1.5 schwarze 646: break;
1.1 kristaps 647: case (MDOC_Offset):
1.61 schwarze 648: /* NB: this can be empty! */
649: if (n->args->argv[i].sz) {
650: offs = n->args->argv[i].value[0];
1.65 schwarze 651: dup = (NULL != n->data.Bl->offs);
1.61 schwarze 652: break;
653: }
654: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
655: return(0);
1.1 kristaps 656: break;
1.66 schwarze 657: default:
658: continue;
1.1 kristaps 659: }
660:
1.60 schwarze 661: /* Check: duplicate auxiliary arguments. */
662:
1.61 schwarze 663: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
664: return(0);
665:
666: if (comp && ! dup)
1.65 schwarze 667: n->data.Bl->comp = comp;
1.61 schwarze 668: if (offs && ! dup)
1.65 schwarze 669: n->data.Bl->offs = offs;
1.61 schwarze 670: if (width && ! dup)
1.65 schwarze 671: n->data.Bl->width = width;
1.60 schwarze 672:
673: /* Check: multiple list types. */
674:
1.65 schwarze 675: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.60 schwarze 676: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
677: return(0);
678:
679: /* Assign list type. */
680:
1.65 schwarze 681: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
682: n->data.Bl->type = lt;
683: /* Set column information, too. */
684: if (LIST_column == lt) {
685: n->data.Bl->ncols =
686: n->args->argv[i].sz;
687: n->data.Bl->cols = (const char **)
688: n->args->argv[i].value;
689: }
690: }
1.60 schwarze 691:
692: /* The list type should come first. */
693:
1.65 schwarze 694: if (n->data.Bl->type == LIST__NONE)
695: if (n->data.Bl->width ||
696: n->data.Bl->offs ||
697: n->data.Bl->comp)
1.60 schwarze 698: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
699: return(0);
700:
701: continue;
702: }
703:
704: /* Allow lists to default to LIST_item. */
705:
1.65 schwarze 706: if (LIST__NONE == n->data.Bl->type) {
1.60 schwarze 707: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
708: return(0);
1.65 schwarze 709: n->data.Bl->type = LIST_item;
1.55 schwarze 710: }
1.1 kristaps 711:
1.5 schwarze 712: /*
713: * Validate the width field. Some list types don't need width
714: * types and should be warned about them. Others should have it
715: * and must also be warned.
716: */
717:
1.65 schwarze 718: switch (n->data.Bl->type) {
1.60 schwarze 719: case (LIST_tag):
1.65 schwarze 720: if (n->data.Bl->width)
1.60 schwarze 721: break;
722: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
723: break;
724: return(0);
725: case (LIST_column):
1.1 kristaps 726: /* FALLTHROUGH */
1.60 schwarze 727: case (LIST_diag):
1.1 kristaps 728: /* FALLTHROUGH */
1.60 schwarze 729: case (LIST_ohang):
1.40 schwarze 730: /* FALLTHROUGH */
1.60 schwarze 731: case (LIST_inset):
1.1 kristaps 732: /* FALLTHROUGH */
1.60 schwarze 733: case (LIST_item):
1.75 ! schwarze 734: if (n->data.Bl->width)
! 735: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
! 736: break;
1.5 schwarze 737: default:
738: break;
739: }
740:
1.1 kristaps 741: return(1);
742: }
743:
744:
745: static int
746: pre_bd(PRE_ARGS)
747: {
1.65 schwarze 748: int i, dup, comp;
749: enum mdoc_disp dt;
750: const char *offs;
751: struct mdoc_node *np;
1.1 kristaps 752:
1.61 schwarze 753: if (MDOC_BLOCK != n->type) {
1.65 schwarze 754: if (ENDBODY_NOT != n->end) {
755: assert(n->pending);
756: np = n->pending->parent;
757: } else
758: np = n->parent;
759:
760: assert(np);
761: assert(MDOC_BLOCK == np->type);
762: assert(MDOC_Bd == np->tok);
763: assert(np->data.Bd);
764: n->data.Bd = np->data.Bd;
1.1 kristaps 765: return(1);
1.55 schwarze 766: }
1.1 kristaps 767:
1.65 schwarze 768: assert(NULL == n->data.Bd);
769: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 770:
771: /* LINTED */
1.61 schwarze 772: for (i = 0; n->args && i < (int)n->args->argc; i++) {
773: dt = DISP__NONE;
774: dup = comp = 0;
775: offs = NULL;
776:
1.1 kristaps 777: switch (n->args->argv[i].arg) {
1.38 schwarze 778: case (MDOC_Centred):
1.61 schwarze 779: dt = DISP_centred;
780: break;
1.1 kristaps 781: case (MDOC_Ragged):
1.61 schwarze 782: dt = DISP_ragged;
783: break;
1.1 kristaps 784: case (MDOC_Unfilled):
1.61 schwarze 785: dt = DISP_unfilled;
786: break;
1.1 kristaps 787: case (MDOC_Filled):
1.61 schwarze 788: dt = DISP_filled;
789: break;
1.1 kristaps 790: case (MDOC_Literal):
1.61 schwarze 791: dt = DISP_literal;
792: break;
793: case (MDOC_File):
794: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
795: return(0);
796: case (MDOC_Offset):
797: /* NB: this can be empty! */
798: if (n->args->argv[i].sz) {
799: offs = n->args->argv[i].value[0];
1.65 schwarze 800: dup = (NULL != n->data.Bd->offs);
1.1 kristaps 801: break;
1.61 schwarze 802: }
803: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
1.55 schwarze 804: return(0);
805: break;
1.61 schwarze 806: case (MDOC_Compact):
807: comp = 1;
1.65 schwarze 808: dup = n->data.Bd->comp;
1.61 schwarze 809: break;
1.1 kristaps 810: default:
1.61 schwarze 811: abort();
812: /* NOTREACHED */
1.1 kristaps 813: }
814:
1.61 schwarze 815: /* Check whether we have duplicates. */
816:
817: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
818: return(0);
819:
820: /* Make our auxiliary assignments. */
821:
822: if (offs && ! dup)
1.65 schwarze 823: n->data.Bd->offs = offs;
1.61 schwarze 824: if (comp && ! dup)
1.65 schwarze 825: n->data.Bd->comp = comp;
1.61 schwarze 826:
827: /* Check whether a type has already been assigned. */
828:
1.65 schwarze 829: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.61 schwarze 830: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
831: return(0);
832:
833: /* Make our type assignment. */
834:
1.65 schwarze 835: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
836: n->data.Bd->type = dt;
1.61 schwarze 837: }
838:
1.65 schwarze 839: if (DISP__NONE == n->data.Bd->type) {
1.61 schwarze 840: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
841: return(0);
1.65 schwarze 842: n->data.Bd->type = DISP_ragged;
1.61 schwarze 843: }
844:
845: return(1);
1.1 kristaps 846: }
847:
848:
849: static int
850: pre_ss(PRE_ARGS)
851: {
852:
853: if (MDOC_BLOCK != n->type)
854: return(1);
855: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
856: }
857:
858:
859: static int
860: pre_sh(PRE_ARGS)
861: {
862:
863: if (MDOC_BLOCK != n->type)
864: return(1);
1.63 schwarze 865:
866: mdoc->regs->regs[(int)REG_nS].set = 0;
1.50 schwarze 867: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 868: }
869:
870:
871: static int
872: pre_it(PRE_ARGS)
873: {
874:
875: if (MDOC_BLOCK != n->type)
876: return(1);
1.55 schwarze 877: /*
878: * FIXME: this can probably be lifted if we make the It into
879: * something else on-the-fly?
880: */
1.1 kristaps 881: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
882: }
883:
884:
885: static int
886: pre_an(PRE_ARGS)
887: {
1.73 schwarze 888: int i;
1.1 kristaps 889:
1.65 schwarze 890: if (NULL == n->args)
1.1 kristaps 891: return(1);
1.73 schwarze 892:
893: for (i = 1; i < (int)n->args->argc; i++)
894: if ( ! mdoc_pmsg(mdoc, n->args->argv[i].line,
895: n->args->argv[i].pos, MANDOCERR_IGNARGV))
1.65 schwarze 896: return(0);
1.72 schwarze 897:
1.65 schwarze 898: if (MDOC_Split == n->args->argv[0].arg)
899: n->data.An.auth = AUTH_split;
900: else if (MDOC_Nosplit == n->args->argv[0].arg)
901: n->data.An.auth = AUTH_nosplit;
902: else
903: abort();
904:
905: return(1);
1.1 kristaps 906: }
907:
908:
909: static int
910: pre_rv(PRE_ARGS)
911: {
912:
913: return(check_stdarg(mdoc, n));
914: }
915:
916:
917: static int
1.60 schwarze 918: post_dt(POST_ARGS)
919: {
920: const struct mdoc_node *nn;
921: const char *p;
922:
923: if (NULL != (nn = mdoc->last->child))
924: for (p = nn->string; *p; p++) {
925: if (toupper((u_char)*p) == *p)
926: continue;
927: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
928: return(0);
929: break;
930: }
931:
932: return(1);
933: }
934:
935:
936: static int
1.1 kristaps 937: pre_dt(PRE_ARGS)
938: {
1.40 schwarze 939:
1.1 kristaps 940: if (0 == mdoc->meta.date || mdoc->meta.os)
1.55 schwarze 941: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 942: return(0);
943: if (mdoc->meta.title)
1.55 schwarze 944: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 945: return(0);
946: return(1);
947: }
948:
949:
950: static int
951: pre_os(PRE_ARGS)
952: {
953:
954: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.55 schwarze 955: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 956: return(0);
957: if (mdoc->meta.os)
1.55 schwarze 958: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 959: return(0);
960: return(1);
961: }
962:
963:
964: static int
965: pre_dd(PRE_ARGS)
966: {
967:
968: if (mdoc->meta.title || mdoc->meta.os)
1.55 schwarze 969: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 970: return(0);
971: if (mdoc->meta.date)
1.55 schwarze 972: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 973: return(0);
974: return(1);
975: }
976:
977:
978: static int
979: post_bf(POST_ARGS)
980: {
1.65 schwarze 981: struct mdoc_node *np;
1.66 schwarze 982: enum mdocargt arg;
1.65 schwarze 983:
984: /*
985: * Unlike other data pointers, these are "housed" by the HEAD
986: * element, which contains the goods.
987: */
1.1 kristaps 988:
1.65 schwarze 989: if (MDOC_HEAD != mdoc->last->type) {
990: if (ENDBODY_NOT != mdoc->last->end) {
991: assert(mdoc->last->pending);
992: np = mdoc->last->pending->parent->head;
993: } else if (MDOC_BLOCK != mdoc->last->type) {
994: np = mdoc->last->parent->head;
995: } else
996: np = mdoc->last->head;
997:
998: assert(np);
999: assert(MDOC_HEAD == np->type);
1000: assert(MDOC_Bf == np->tok);
1001: assert(np->data.Bf);
1002: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 1003: return(1);
1.65 schwarze 1004: }
1005:
1006: np = mdoc->last;
1007: assert(MDOC_BLOCK == np->parent->type);
1008: assert(MDOC_Bf == np->parent->tok);
1009: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 1010:
1.65 schwarze 1011: /*
1012: * Cannot have both argument and parameter.
1013: * If neither is specified, let it through with a warning.
1014: */
1.1 kristaps 1015:
1.65 schwarze 1016: if (np->parent->args && np->child) {
1017: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.55 schwarze 1018: return(0);
1.65 schwarze 1019: } else if (NULL == np->parent->args && NULL == np->child)
1020: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
1021:
1022: /* Extract argument into data. */
1023:
1024: if (np->parent->args) {
1025: arg = np->parent->args->argv[0].arg;
1026: if (MDOC_Emphasis == arg)
1027: np->data.Bf->font = FONT_Em;
1028: else if (MDOC_Literal == arg)
1029: np->data.Bf->font = FONT_Li;
1030: else if (MDOC_Symbolic == arg)
1031: np->data.Bf->font = FONT_Sy;
1032: else
1033: abort();
1.10 schwarze 1034: return(1);
1.55 schwarze 1035: }
1.1 kristaps 1036:
1.65 schwarze 1037: /* Extract parameter into data. */
1.1 kristaps 1038:
1.65 schwarze 1039: if (0 == strcmp(np->child->string, "Em"))
1040: np->data.Bf->font = FONT_Em;
1041: else if (0 == strcmp(np->child->string, "Li"))
1042: np->data.Bf->font = FONT_Li;
1043: else if (0 == strcmp(np->child->string, "Sy"))
1044: np->data.Bf->font = FONT_Sy;
1045: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
1046: return(0);
1.1 kristaps 1047:
1.65 schwarze 1048: return(1);
1.27 schwarze 1049: }
1050:
1051:
1052: static int
1053: post_lb(POST_ARGS)
1054: {
1055:
1056: if (mdoc_a2lib(mdoc->last->child->string))
1057: return(1);
1.55 schwarze 1058: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.59 schwarze 1059: }
1060:
1061:
1062: static int
1063: post_eoln(POST_ARGS)
1064: {
1065:
1066: if (NULL == mdoc->last->child)
1067: return(1);
1068: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.42 schwarze 1069: }
1070:
1071:
1072: static int
1073: post_vt(POST_ARGS)
1074: {
1075: const struct mdoc_node *n;
1076:
1077: /*
1078: * The Vt macro comes in both ELEM and BLOCK form, both of which
1079: * have different syntaxes (yet more context-sensitive
1080: * behaviour). ELEM types must have a child; BLOCK types,
1081: * specifically the BODY, should only have TEXT children.
1082: */
1083:
1084: if (MDOC_ELEM == mdoc->last->type)
1085: return(eerr_ge1(mdoc));
1086: if (MDOC_BODY != mdoc->last->type)
1087: return(1);
1088:
1089: for (n = mdoc->last->child; n; n = n->next)
1.52 schwarze 1090: if (MDOC_TEXT != n->type)
1.55 schwarze 1091: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.42 schwarze 1092: return(0);
1093:
1094: return(1);
1.1 kristaps 1095: }
1096:
1097:
1098: static int
1099: post_nm(POST_ARGS)
1100: {
1101:
1102: if (mdoc->last->child)
1103: return(1);
1104: if (mdoc->meta.name)
1105: return(1);
1.55 schwarze 1106: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 1107: }
1108:
1109:
1110: static int
1111: post_at(POST_ARGS)
1112: {
1113:
1114: if (NULL == mdoc->last->child)
1115: return(1);
1.55 schwarze 1116: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1117: if (mdoc_a2att(mdoc->last->child->string))
1118: return(1);
1.55 schwarze 1119: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1120: }
1121:
1122:
1123: static int
1124: post_an(POST_ARGS)
1125: {
1.65 schwarze 1126: struct mdoc_node *np;
1.1 kristaps 1127:
1.65 schwarze 1128: np = mdoc->last;
1129: if (AUTH__NONE != np->data.An.auth && np->child)
1.72 schwarze 1130: return(eerr_eq0(mdoc));
1131: /*
1132: * FIXME: make this ewarn and make sure that the front-ends
1133: * don't print the arguments.
1134: */
1.65 schwarze 1135: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1136: return(1);
1.65 schwarze 1137: return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS));
1.1 kristaps 1138: }
1139:
1140:
1141: static int
1142: post_it(POST_ARGS)
1143: {
1.60 schwarze 1144: int i, cols, rc;
1145: enum mdoc_list lt;
1.1 kristaps 1146: struct mdoc_node *n, *c;
1.60 schwarze 1147: enum mandocerr er;
1.1 kristaps 1148:
1149: if (MDOC_BLOCK != mdoc->last->type)
1150: return(1);
1151:
1152: n = mdoc->last->parent->parent;
1.65 schwarze 1153: assert(n->data.Bl);
1154: lt = n->data.Bl->type;
1.60 schwarze 1155:
1156: if (LIST__NONE == lt) {
1.55 schwarze 1157: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1158: return(0);
1159: }
1.1 kristaps 1160:
1.60 schwarze 1161: switch (lt) {
1162: case (LIST_tag):
1163: if (mdoc->last->head->child)
1.1 kristaps 1164: break;
1.60 schwarze 1165: /* FIXME: give this a dummy value. */
1166: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1167: return(0);
1.1 kristaps 1168: break;
1.60 schwarze 1169: case (LIST_hang):
1.1 kristaps 1170: /* FALLTHROUGH */
1.60 schwarze 1171: case (LIST_ohang):
1.1 kristaps 1172: /* FALLTHROUGH */
1.60 schwarze 1173: case (LIST_inset):
1.1 kristaps 1174: /* FALLTHROUGH */
1.60 schwarze 1175: case (LIST_diag):
1.1 kristaps 1176: if (NULL == mdoc->last->head->child)
1.55 schwarze 1177: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1178: return(0);
1179: break;
1.60 schwarze 1180: case (LIST_bullet):
1.1 kristaps 1181: /* FALLTHROUGH */
1.60 schwarze 1182: case (LIST_dash):
1.1 kristaps 1183: /* FALLTHROUGH */
1.60 schwarze 1184: case (LIST_enum):
1.1 kristaps 1185: /* FALLTHROUGH */
1.60 schwarze 1186: case (LIST_hyphen):
1.64 schwarze 1187: if (NULL == mdoc->last->body->child)
1188: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1189: return(0);
1.1 kristaps 1190: /* FALLTHROUGH */
1.60 schwarze 1191: case (LIST_item):
1.1 kristaps 1192: if (mdoc->last->head->child)
1.55 schwarze 1193: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1194: return(0);
1195: break;
1.60 schwarze 1196: case (LIST_column):
1.65 schwarze 1197: cols = (int)n->data.Bl->ncols;
1.60 schwarze 1198:
1199: assert(NULL == mdoc->last->head->child);
1200:
1201: if (NULL == mdoc->last->body->child)
1202: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.32 schwarze 1203: return(0);
1.60 schwarze 1204:
1205: for (i = 0, c = mdoc->last->child; c; c = c->next)
1206: if (MDOC_BODY == c->type)
1207: i++;
1208:
1209: if (i < cols)
1210: er = MANDOCERR_ARGCOUNT;
1211: else if (i == cols || i == cols + 1)
1.1 kristaps 1212: break;
1.60 schwarze 1213: else
1214: er = MANDOCERR_SYNTARGCOUNT;
1.32 schwarze 1215:
1.60 schwarze 1216: rc = mdoc_vmsg(mdoc, er,
1.55 schwarze 1217: mdoc->last->line, mdoc->last->pos,
1218: "columns == %d (have %d)", cols, i);
1.60 schwarze 1219: return(rc);
1.1 kristaps 1220: default:
1221: break;
1222: }
1223:
1224: return(1);
1225: }
1226:
1227:
1228: static int
1.11 schwarze 1229: post_bl_head(POST_ARGS)
1230: {
1.60 schwarze 1231: struct mdoc_node *n;
1.11 schwarze 1232:
1.60 schwarze 1233: assert(mdoc->last->parent);
1.11 schwarze 1234: n = mdoc->last->parent;
1235:
1.65 schwarze 1236: if (LIST_column == n->data.Bl->type) {
1237: if (n->data.Bl->ncols && mdoc->last->nchild) {
1.60 schwarze 1238: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1239: return(0);
1.48 schwarze 1240: }
1.60 schwarze 1241: return(1);
1.48 schwarze 1242: }
1.11 schwarze 1243:
1.72 schwarze 1244: /* FIXME: should be ERROR class. */
1245: return(hwarn_eq0(mdoc));
1.11 schwarze 1246: }
1247:
1248:
1249: static int
1.1 kristaps 1250: post_bl(POST_ARGS)
1251: {
1252: struct mdoc_node *n;
1253:
1.11 schwarze 1254: if (MDOC_HEAD == mdoc->last->type)
1255: return(post_bl_head(mdoc));
1.1 kristaps 1256: if (MDOC_BODY != mdoc->last->type)
1257: return(1);
1258: if (NULL == mdoc->last->child)
1259: return(1);
1260:
1.41 schwarze 1261: /*
1262: * We only allow certain children of `Bl'. This is usually on
1263: * `It', but apparently `Sm' occurs here and there, so we let
1264: * that one through, too.
1265: */
1266:
1.1 kristaps 1267: /* LINTED */
1268: for (n = mdoc->last->child; n; n = n->next) {
1.41 schwarze 1269: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1270: continue;
1271: if (MDOC_Sm == n->tok)
1272: continue;
1.55 schwarze 1273: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1274: return(0);
1.1 kristaps 1275: }
1276:
1277: return(1);
1278: }
1279:
1280:
1281: static int
1282: ebool(struct mdoc *mdoc)
1283: {
1284: struct mdoc_node *n;
1285:
1286: /* LINTED */
1287: for (n = mdoc->last->child; n; n = n->next) {
1288: if (MDOC_TEXT != n->type)
1289: break;
1290: if (0 == strcmp(n->string, "on"))
1291: continue;
1292: if (0 == strcmp(n->string, "off"))
1293: continue;
1294: break;
1295: }
1296:
1297: if (NULL == n)
1298: return(1);
1.55 schwarze 1299: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1300: }
1301:
1302:
1303: static int
1304: post_root(POST_ARGS)
1305: {
1306:
1307: if (NULL == mdoc->first->child)
1.55 schwarze 1308: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1309: else if ( ! (MDOC_PBODY & mdoc->flags))
1310: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1311: else if (MDOC_BLOCK != mdoc->first->child->type)
1312: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1313: else if (MDOC_Sh != mdoc->first->child->tok)
1314: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1315: else
1316: return(1);
1.1 kristaps 1317:
1.55 schwarze 1318: return(0);
1.1 kristaps 1319: }
1320:
1321:
1322: static int
1323: post_st(POST_ARGS)
1324: {
1325:
1326: if (mdoc_a2st(mdoc->last->child->string))
1327: return(1);
1.55 schwarze 1328: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.36 schwarze 1329: }
1330:
1331:
1332: static int
1333: post_rs(POST_ARGS)
1334: {
1335: struct mdoc_node *nn;
1336:
1337: if (MDOC_BODY != mdoc->last->type)
1338: return(1);
1339:
1340: for (nn = mdoc->last->child; nn; nn = nn->next)
1341: switch (nn->tok) {
1.38 schwarze 1342: case(MDOC__U):
1343: /* FALLTHROUGH */
1.36 schwarze 1344: case(MDOC__Q):
1345: /* FALLTHROUGH */
1346: case(MDOC__C):
1347: /* FALLTHROUGH */
1348: case(MDOC__A):
1349: /* FALLTHROUGH */
1350: case(MDOC__B):
1351: /* FALLTHROUGH */
1352: case(MDOC__D):
1353: /* FALLTHROUGH */
1354: case(MDOC__I):
1355: /* FALLTHROUGH */
1356: case(MDOC__J):
1357: /* FALLTHROUGH */
1358: case(MDOC__N):
1359: /* FALLTHROUGH */
1360: case(MDOC__O):
1361: /* FALLTHROUGH */
1362: case(MDOC__P):
1363: /* FALLTHROUGH */
1364: case(MDOC__R):
1365: /* FALLTHROUGH */
1366: case(MDOC__T):
1367: /* FALLTHROUGH */
1368: case(MDOC__V):
1369: break;
1370: default:
1.55 schwarze 1371: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1372: return(0);
1.36 schwarze 1373: }
1374:
1375: return(1);
1.1 kristaps 1376: }
1377:
1378:
1379: static int
1380: post_sh(POST_ARGS)
1381: {
1382:
1383: if (MDOC_HEAD == mdoc->last->type)
1384: return(post_sh_head(mdoc));
1385: if (MDOC_BODY == mdoc->last->type)
1386: return(post_sh_body(mdoc));
1387:
1388: return(1);
1389: }
1390:
1391:
1392: static int
1393: post_sh_body(POST_ARGS)
1394: {
1395: struct mdoc_node *n;
1396:
1.26 schwarze 1397: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1398: return(1);
1399:
1400: /*
1401: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1402: * macros (can have multiple `Nm' and one `Nd'). Note that the
1403: * children of the BODY declaration can also be "text".
1404: */
1405:
1406: if (NULL == (n = mdoc->last->child))
1.55 schwarze 1407: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1408:
1409: for ( ; n && n->next; n = n->next) {
1410: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1411: continue;
1412: if (MDOC_TEXT == n->type)
1413: continue;
1.55 schwarze 1414: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1415: return(0);
1416: }
1417:
1.34 schwarze 1418: assert(n);
1.25 schwarze 1419: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1420: return(1);
1.55 schwarze 1421: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1422: }
1423:
1424:
1425: static int
1426: post_sh_head(POST_ARGS)
1427: {
1.57 schwarze 1428: char buf[BUFSIZ];
1.1 kristaps 1429: enum mdoc_sec sec;
1430: const struct mdoc_node *n;
1431:
1432: /*
1433: * Process a new section. Sections are either "named" or
1434: * "custom"; custom sections are user-defined, while named ones
1435: * usually follow a conventional order and may only appear in
1436: * certain manual sections.
1437: */
1438:
1.55 schwarze 1439: buf[0] = '\0';
1440:
1441: /*
1442: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1443: * in the interests of simplicity.
1444: */
1.1 kristaps 1445:
1446: for (n = mdoc->last->child; n; n = n->next) {
1.9 schwarze 1447: /* XXX - copied from compact(). */
1.1 kristaps 1448: assert(MDOC_TEXT == n->type);
1.9 schwarze 1449:
1.57 schwarze 1450: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.55 schwarze 1451: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1452: return(0);
1453: }
1.1 kristaps 1454: if (NULL == n->next)
1455: continue;
1.57 schwarze 1456: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.55 schwarze 1457: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1458: return(0);
1459: }
1.1 kristaps 1460: }
1461:
1.51 schwarze 1462: sec = mdoc_str2sec(buf);
1.1 kristaps 1463:
1.9 schwarze 1464: /*
1465: * Check: NAME should always be first, CUSTOM has no roles,
1466: * non-CUSTOM has a conventional order to be followed.
1467: */
1.1 kristaps 1468:
1.51 schwarze 1469: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.55 schwarze 1470: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.51 schwarze 1471: return(0);
1472:
1.1 kristaps 1473: if (SEC_CUSTOM == sec)
1474: return(1);
1.51 schwarze 1475:
1.1 kristaps 1476: if (sec == mdoc->lastnamed)
1.55 schwarze 1477: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.23 schwarze 1478: return(0);
1.51 schwarze 1479:
1.1 kristaps 1480: if (sec < mdoc->lastnamed)
1.55 schwarze 1481: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.23 schwarze 1482: return(0);
1.1 kristaps 1483:
1.9 schwarze 1484: /*
1485: * Check particular section/manual conventions. LIBRARY can
1.54 schwarze 1486: * only occur in manual section 2, 3, and 9.
1.9 schwarze 1487: */
1.1 kristaps 1488:
1489: switch (sec) {
1490: case (SEC_LIBRARY):
1.54 schwarze 1491: assert(mdoc->meta.msec);
1492: if (*mdoc->meta.msec == '2')
1493: break;
1494: if (*mdoc->meta.msec == '3')
1495: break;
1496: if (*mdoc->meta.msec == '9')
1.1 kristaps 1497: break;
1.55 schwarze 1498: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1499: default:
1500: break;
1501: }
1502:
1.70 schwarze 1503: return(1);
1504: }
1505:
1506:
1507: static int
1508: pre_pp(PRE_ARGS)
1509: {
1510:
1511: if (NULL == mdoc->last)
1512: return(1);
1513:
1514: /* Don't allow prior `Lp' or `Pp'. */
1515:
1516: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1517: return(1);
1518:
1519: if (MDOC_Bl == n->tok && n->data.Bl->comp)
1520: return(1);
1521: if (MDOC_Bd == n->tok && n->data.Bd->comp)
1522: return(1);
1523:
1524: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1525: mdoc_node_delete(mdoc, mdoc->last);
1.1 kristaps 1526: return(1);
1527: }
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