Annotation of mandoc/mdoc_validate.c, Revision 1.114
1.114 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.113 2010/07/21 09:08:26 kristaps Exp $ */
1.1 kristaps 2: /*
1.110 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
1.5 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: *
1.5 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: */
1.56 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.1 kristaps 21: #include <sys/types.h>
22:
23: #include <assert.h>
24: #include <ctype.h>
1.35 kristaps 25: #include <limits.h>
1.81 kristaps 26: #include <stdio.h>
1.1 kristaps 27: #include <stdlib.h>
1.2 kristaps 28: #include <string.h>
1.1 kristaps 29:
1.79 kristaps 30: #include "mandoc.h"
1.1 kristaps 31: #include "libmdoc.h"
1.18 kristaps 32: #include "libmandoc.h"
1.1 kristaps 33:
34: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
35:
1.91 kristaps 36: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.32 kristaps 37: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 38:
39: typedef int (*v_pre)(PRE_ARGS);
40: typedef int (*v_post)(POST_ARGS);
41:
42: struct valids {
43: v_pre *pre;
44: v_post *post;
45: };
46:
1.59 kristaps 47: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.32 kristaps 48: static int check_stdarg(PRE_ARGS);
1.92 kristaps 49: static int check_text(struct mdoc *, int, int, char *);
1.32 kristaps 50: static int check_argv(struct mdoc *,
1.92 kristaps 51: struct mdoc_node *, struct mdoc_argv *);
52: static int check_args(struct mdoc *, struct mdoc_node *);
1.32 kristaps 53: static int err_child_lt(struct mdoc *, const char *, int);
54: static int warn_child_lt(struct mdoc *, const char *, int);
55: static int err_child_gt(struct mdoc *, const char *, int);
56: static int warn_child_gt(struct mdoc *, const char *, int);
57: static int err_child_eq(struct mdoc *, const char *, int);
58: static int warn_child_eq(struct mdoc *, const char *, int);
59: static int warn_count(struct mdoc *, const char *,
1.1 kristaps 60: int, const char *, int);
1.32 kristaps 61: static int err_count(struct mdoc *, const char *,
1.1 kristaps 62: int, const char *, int);
1.32 kristaps 63:
64: static int berr_ge1(POST_ARGS);
65: static int bwarn_ge1(POST_ARGS);
66: static int ebool(POST_ARGS);
67: static int eerr_eq0(POST_ARGS);
68: static int eerr_eq1(POST_ARGS);
69: static int eerr_ge1(POST_ARGS);
1.46 kristaps 70: static int eerr_le1(POST_ARGS);
1.32 kristaps 71: static int ewarn_ge1(POST_ARGS);
72: static int herr_eq0(POST_ARGS);
73: static int herr_ge1(POST_ARGS);
74: static int hwarn_eq1(POST_ARGS);
1.66 kristaps 75: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 76: static int hwarn_le1(POST_ARGS);
77:
78: static int post_an(POST_ARGS);
79: static int post_at(POST_ARGS);
80: static int post_bf(POST_ARGS);
81: static int post_bl(POST_ARGS);
82: static int post_bl_head(POST_ARGS);
1.85 kristaps 83: static int post_dt(POST_ARGS);
1.32 kristaps 84: static int post_it(POST_ARGS);
85: static int post_lb(POST_ARGS);
86: static int post_nm(POST_ARGS);
87: static int post_root(POST_ARGS);
1.43 kristaps 88: static int post_rs(POST_ARGS);
1.32 kristaps 89: static int post_sh(POST_ARGS);
90: static int post_sh_body(POST_ARGS);
91: static int post_sh_head(POST_ARGS);
92: static int post_st(POST_ARGS);
1.84 kristaps 93: static int post_eoln(POST_ARGS);
1.57 kristaps 94: static int post_vt(POST_ARGS);
1.32 kristaps 95: static int pre_an(PRE_ARGS);
96: static int pre_bd(PRE_ARGS);
97: static int pre_bl(PRE_ARGS);
98: static int pre_dd(PRE_ARGS);
99: static int pre_display(PRE_ARGS);
100: static int pre_dt(PRE_ARGS);
101: static int pre_it(PRE_ARGS);
102: static int pre_os(PRE_ARGS);
103: static int pre_rv(PRE_ARGS);
104: static int pre_sh(PRE_ARGS);
105: static int pre_ss(PRE_ARGS);
106:
107: static v_post posts_an[] = { post_an, NULL };
108: static v_post posts_at[] = { post_at, NULL };
1.101 schwarze 109: static v_post posts_bd_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 110: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
111: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
112: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 113: static v_post posts_eoln[] = { post_eoln, NULL };
1.85 kristaps 114: static v_post posts_dt[] = { post_dt, NULL };
1.32 kristaps 115: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
116: static v_post posts_it[] = { post_it, NULL };
117: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
118: static v_post posts_nd[] = { berr_ge1, NULL };
119: static v_post posts_nm[] = { post_nm, NULL };
120: static v_post posts_notext[] = { eerr_eq0, NULL };
1.44 kristaps 121: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.32 kristaps 122: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 123: static v_post posts_sp[] = { eerr_le1, NULL };
1.32 kristaps 124: static v_post posts_ss[] = { herr_ge1, NULL };
125: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
126: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 127: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 128: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 129: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
130: static v_post posts_wtext[] = { ewarn_ge1, NULL };
131: static v_pre pres_an[] = { pre_an, NULL };
132: static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
133: static v_pre pres_bl[] = { pre_bl, NULL };
134: static v_pre pres_d1[] = { pre_display, NULL };
135: static v_pre pres_dd[] = { pre_dd, NULL };
136: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 137: static v_pre pres_er[] = { NULL, NULL };
1.76 kristaps 138: static v_pre pres_ex[] = { NULL, NULL };
1.77 kristaps 139: static v_pre pres_fd[] = { NULL, NULL };
1.32 kristaps 140: static v_pre pres_it[] = { pre_it, NULL };
141: static v_pre pres_os[] = { pre_os, NULL };
142: static v_pre pres_rv[] = { pre_rv, NULL };
143: static v_pre pres_sh[] = { pre_sh, NULL };
144: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 145:
146: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 147: { NULL, NULL }, /* Ap */
1.114 ! kristaps 148: { pres_dd, posts_wtext }, /* Dd */
1.85 kristaps 149: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 150: { pres_os, NULL }, /* Os */
151: { pres_sh, posts_sh }, /* Sh */
152: { pres_ss, posts_ss }, /* Ss */
1.34 kristaps 153: { NULL, posts_notext }, /* Pp */
1.1 kristaps 154: { pres_d1, posts_wline }, /* D1 */
155: { pres_d1, posts_wline }, /* Dl */
1.104 kristaps 156: { pres_bd, posts_bd_bk }, /* Bd */
1.1 kristaps 157: { NULL, NULL }, /* Ed */
158: { pres_bl, posts_bl }, /* Bl */
159: { NULL, NULL }, /* El */
160: { pres_it, posts_it }, /* It */
161: { NULL, posts_text }, /* Ad */
162: { pres_an, posts_an }, /* An */
163: { NULL, NULL }, /* Ar */
1.69 kristaps 164: { NULL, posts_text }, /* Cd */
1.1 kristaps 165: { NULL, NULL }, /* Cm */
166: { NULL, NULL }, /* Dv */
167: { pres_er, posts_text }, /* Er */
168: { NULL, NULL }, /* Ev */
1.42 kristaps 169: { pres_ex, NULL }, /* Ex */
1.1 kristaps 170: { NULL, NULL }, /* Fa */
171: { pres_fd, posts_wtext }, /* Fd */
172: { NULL, NULL }, /* Fl */
173: { NULL, posts_text }, /* Fn */
174: { NULL, posts_wtext }, /* Ft */
175: { NULL, posts_text }, /* Ic */
1.51 kristaps 176: { NULL, posts_text1 }, /* In */
1.1 kristaps 177: { NULL, NULL }, /* Li */
1.27 kristaps 178: { NULL, posts_nd }, /* Nd */
1.1 kristaps 179: { NULL, posts_nm }, /* Nm */
180: { NULL, posts_wline }, /* Op */
181: { NULL, NULL }, /* Ot */
182: { NULL, NULL }, /* Pa */
1.42 kristaps 183: { pres_rv, NULL }, /* Rv */
1.1 kristaps 184: { NULL, posts_st }, /* St */
185: { NULL, NULL }, /* Va */
1.57 kristaps 186: { NULL, posts_vt }, /* Vt */
1.84 kristaps 187: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 188: { NULL, posts_text }, /* %A */
1.47 kristaps 189: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 190: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 191: { NULL, posts_text }, /* %I */
192: { NULL, posts_text }, /* %J */
193: { NULL, posts_text }, /* %N */
194: { NULL, posts_text }, /* %O */
195: { NULL, posts_text }, /* %P */
196: { NULL, posts_text }, /* %R */
1.47 kristaps 197: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 198: { NULL, posts_text }, /* %V */
199: { NULL, NULL }, /* Ac */
200: { NULL, NULL }, /* Ao */
201: { NULL, posts_wline }, /* Aq */
202: { NULL, posts_at }, /* At */
203: { NULL, NULL }, /* Bc */
204: { NULL, posts_bf }, /* Bf */
205: { NULL, NULL }, /* Bo */
206: { NULL, posts_wline }, /* Bq */
207: { NULL, NULL }, /* Bsx */
208: { NULL, NULL }, /* Bx */
209: { NULL, posts_bool }, /* Db */
210: { NULL, NULL }, /* Dc */
211: { NULL, NULL }, /* Do */
212: { NULL, posts_wline }, /* Dq */
213: { NULL, NULL }, /* Ec */
214: { NULL, NULL }, /* Ef */
215: { NULL, NULL }, /* Em */
216: { NULL, NULL }, /* Eo */
217: { NULL, NULL }, /* Fx */
218: { NULL, posts_text }, /* Ms */
219: { NULL, posts_notext }, /* No */
220: { NULL, posts_notext }, /* Ns */
221: { NULL, NULL }, /* Nx */
222: { NULL, NULL }, /* Ox */
223: { NULL, NULL }, /* Pc */
1.51 kristaps 224: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 225: { NULL, NULL }, /* Po */
226: { NULL, posts_wline }, /* Pq */
227: { NULL, NULL }, /* Qc */
228: { NULL, posts_wline }, /* Ql */
229: { NULL, NULL }, /* Qo */
230: { NULL, posts_wline }, /* Qq */
231: { NULL, NULL }, /* Re */
1.43 kristaps 232: { NULL, posts_rs }, /* Rs */
1.1 kristaps 233: { NULL, NULL }, /* Sc */
234: { NULL, NULL }, /* So */
235: { NULL, posts_wline }, /* Sq */
236: { NULL, posts_bool }, /* Sm */
237: { NULL, posts_text }, /* Sx */
238: { NULL, posts_text }, /* Sy */
239: { NULL, posts_text }, /* Tn */
240: { NULL, NULL }, /* Ux */
241: { NULL, NULL }, /* Xc */
242: { NULL, NULL }, /* Xo */
243: { NULL, posts_fo }, /* Fo */
244: { NULL, NULL }, /* Fc */
245: { NULL, NULL }, /* Oo */
246: { NULL, NULL }, /* Oc */
1.101 schwarze 247: { NULL, posts_bd_bk }, /* Bk */
1.1 kristaps 248: { NULL, NULL }, /* Ek */
1.84 kristaps 249: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 250: { NULL, NULL }, /* Hf */
251: { NULL, NULL }, /* Fr */
1.84 kristaps 252: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 253: { NULL, posts_lb }, /* Lb */
1.34 kristaps 254: { NULL, posts_notext }, /* Lp */
1.51 kristaps 255: { NULL, posts_text }, /* Lk */
1.1 kristaps 256: { NULL, posts_text }, /* Mt */
257: { NULL, posts_wline }, /* Brq */
258: { NULL, NULL }, /* Bro */
259: { NULL, NULL }, /* Brc */
260: { NULL, posts_text }, /* %C */
261: { NULL, NULL }, /* Es */
262: { NULL, NULL }, /* En */
263: { NULL, NULL }, /* Dx */
264: { NULL, posts_text }, /* %Q */
1.33 kristaps 265: { NULL, posts_notext }, /* br */
1.35 kristaps 266: { NULL, posts_sp }, /* sp */
1.51 kristaps 267: { NULL, posts_text1 }, /* %U */
1.88 kristaps 268: { NULL, NULL }, /* Ta */
1.1 kristaps 269: };
270:
271:
272: int
1.91 kristaps 273: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 274: {
275: v_pre *p;
276: int line, pos;
1.92 kristaps 277: char *tp;
1.1 kristaps 278:
279: if (MDOC_TEXT == n->type) {
280: tp = n->string;
281: line = n->line;
282: pos = n->pos;
283: return(check_text(mdoc, line, pos, tp));
284: }
285:
286: if ( ! check_args(mdoc, n))
287: return(0);
288: if (NULL == mdoc_valids[n->tok].pre)
289: return(1);
290: for (p = mdoc_valids[n->tok].pre; *p; p++)
291: if ( ! (*p)(mdoc, n))
292: return(0);
293: return(1);
294: }
295:
296:
297: int
298: mdoc_valid_post(struct mdoc *mdoc)
299: {
300: v_post *p;
301:
302: if (MDOC_VALID & mdoc->last->flags)
303: return(1);
304: mdoc->last->flags |= MDOC_VALID;
305:
306: if (MDOC_TEXT == mdoc->last->type)
307: return(1);
308: if (MDOC_ROOT == mdoc->last->type)
309: return(post_root(mdoc));
310:
311: if (NULL == mdoc_valids[mdoc->last->tok].post)
312: return(1);
313: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
314: if ( ! (*p)(mdoc))
315: return(0);
316:
317: return(1);
318: }
319:
320:
321: static inline int
322: warn_count(struct mdoc *m, const char *k,
323: int want, const char *v, int has)
324: {
325:
1.79 kristaps 326: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
327: m->last->line, m->last->pos,
328: "%s %s %d (have %d)", v, k, want, has));
1.1 kristaps 329: }
330:
331:
332: static inline int
333: err_count(struct mdoc *m, const char *k,
334: int want, const char *v, int has)
335: {
336:
1.79 kristaps 337: mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
338: m->last->line, m->last->pos,
339: "%s %s %d (have %d)",
340: v, k, want, has);
341: return(0);
1.1 kristaps 342: }
343:
344:
345: /*
346: * Build these up with macros because they're basically the same check
347: * for different inequalities. Yes, this could be done with functions,
348: * but this is reasonable for now.
349: */
350:
351: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
352: static int \
353: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
354: { \
1.16 kristaps 355: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 356: return(1); \
1.16 kristaps 357: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 358: }
359:
360: #define CHECK_BODY_DEFN(name, lvl, func, num) \
361: static int \
362: b##lvl##_##name(POST_ARGS) \
363: { \
364: if (MDOC_BODY != mdoc->last->type) \
365: return(1); \
366: return(func(mdoc, "multi-line arguments", (num))); \
367: }
368:
369: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
370: static int \
371: e##lvl##_##name(POST_ARGS) \
372: { \
373: assert(MDOC_ELEM == mdoc->last->type); \
374: return(func(mdoc, "line arguments", (num))); \
375: }
376:
377: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
378: static int \
379: h##lvl##_##name(POST_ARGS) \
380: { \
381: if (MDOC_HEAD != mdoc->last->type) \
382: return(1); \
383: return(func(mdoc, "line arguments", (num))); \
384: }
385:
386:
387: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
388: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
389: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
390: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
391: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
392: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
393: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.27 kristaps 394: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.84 kristaps 395: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
1.1 kristaps 396: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
1.46 kristaps 397: CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
1.1 kristaps 398: CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
399: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
400: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
401: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
402: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
403: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
1.66 kristaps 404: CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
1.1 kristaps 405:
406:
407: static int
408: check_stdarg(PRE_ARGS)
409: {
410:
411: if (n->args && 1 == n->args->argc)
412: if (MDOC_Std == n->args->argv[0].arg)
413: return(1);
1.79 kristaps 414: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 415: }
416:
417:
418: static int
1.92 kristaps 419: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 420: {
421: int i;
422:
423: if (NULL == n->args)
424: return(1);
425:
426: assert(n->args->argc);
427: for (i = 0; i < (int)n->args->argc; i++)
428: if ( ! check_argv(m, n, &n->args->argv[i]))
429: return(0);
430:
431: return(1);
432: }
433:
434:
435: static int
1.92 kristaps 436: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 437: {
438: int i;
439:
440: for (i = 0; i < (int)v->sz; i++)
441: if ( ! check_text(m, v->line, v->pos, v->value[i]))
442: return(0);
443:
444: if (MDOC_Std == v->arg) {
445: if (v->sz || m->meta.name)
446: return(1);
1.79 kristaps 447: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
448: return(0);
1.1 kristaps 449: }
450:
451: return(1);
452: }
453:
454:
455: static int
1.112 kristaps 456: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 457: {
1.18 kristaps 458: int c;
1.112 kristaps 459: size_t sz;
1.102 kristaps 460:
1.112 kristaps 461: for ( ; *p; p++, pos++) {
462: sz = strcspn(p, "\t\\");
463: p += (int)sz;
464:
465: if ('\0' == *p)
466: break;
467:
468: pos += (int)sz;
1.1 kristaps 469:
470: if ('\t' == *p) {
1.112 kristaps 471: if (MDOC_LITERAL & m->flags)
472: continue;
473: if (mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB))
474: continue;
475: return(0);
476: }
1.1 kristaps 477:
1.112 kristaps 478: /* Check the special character. */
1.1 kristaps 479:
1.18 kristaps 480: c = mandoc_special(p);
1.1 kristaps 481: if (c) {
1.18 kristaps 482: p += c - 1;
483: pos += c - 1;
1.1 kristaps 484: continue;
485: }
1.79 kristaps 486:
1.112 kristaps 487: c = mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
488: if ( ! (MDOC_IGN_ESCAPE & m->pflags) && ! c)
1.79 kristaps 489: return(c);
1.1 kristaps 490: }
491:
492: return(1);
493: }
494:
495:
496: static int
1.59 kristaps 497: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 498: {
499:
500: assert(n->parent);
501: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
502: (t == n->parent->type))
503: return(1);
504:
1.79 kristaps 505: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
506: n->line, n->pos, "want parent %s",
507: MDOC_ROOT == t ? "<root>" :
508: mdoc_macronames[tok]);
509: return(0);
1.1 kristaps 510: }
511:
512:
513: static int
514: pre_display(PRE_ARGS)
515: {
516: struct mdoc_node *node;
517:
518: /* Display elements (`Bd', `D1'...) cannot be nested. */
519:
520: if (MDOC_BLOCK != n->type)
521: return(1);
522:
523: /* LINTED */
524: for (node = mdoc->last->parent; node; node = node->parent)
525: if (MDOC_BLOCK == node->type)
526: if (MDOC_Bd == node->tok)
527: break;
528: if (NULL == node)
529: return(1);
530:
1.79 kristaps 531: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
532: return(0);
1.1 kristaps 533: }
534:
535:
536: static int
537: pre_bl(PRE_ARGS)
538: {
1.104 kristaps 539: int i, comp, dup;
540: const char *offs, *width;
541: enum mdoc_list lt;
542: struct mdoc_node *np;
1.1 kristaps 543:
1.91 kristaps 544: if (MDOC_BLOCK != n->type) {
1.104 kristaps 545: if (ENDBODY_NOT != n->end) {
546: assert(n->pending);
547: np = n->pending->parent;
548: } else
549: np = n->parent;
550:
551: assert(np);
552: assert(MDOC_BLOCK == np->type);
553: assert(MDOC_Bl == np->tok);
554: assert(np->data.Bl);
555: n->data.Bl = np->data.Bl;
1.1 kristaps 556: return(1);
1.79 kristaps 557: }
1.1 kristaps 558:
1.91 kristaps 559: /*
560: * First figure out which kind of list to use: bind ourselves to
561: * the first mentioned list type and warn about any remaining
562: * ones. If we find no list type, we default to LIST_item.
563: */
1.1 kristaps 564:
1.104 kristaps 565: assert(NULL == n->data.Bl);
566: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 567:
568: /* LINTED */
1.91 kristaps 569: for (i = 0; n->args && i < (int)n->args->argc; i++) {
570: lt = LIST__NONE;
1.97 kristaps 571: dup = comp = 0;
1.99 kristaps 572: width = offs = NULL;
1.91 kristaps 573: switch (n->args->argv[i].arg) {
574: /* Set list types. */
1.1 kristaps 575: case (MDOC_Bullet):
1.91 kristaps 576: lt = LIST_bullet;
577: break;
1.1 kristaps 578: case (MDOC_Dash):
1.91 kristaps 579: lt = LIST_dash;
580: break;
1.1 kristaps 581: case (MDOC_Enum):
1.91 kristaps 582: lt = LIST_enum;
583: break;
1.1 kristaps 584: case (MDOC_Hyphen):
1.91 kristaps 585: lt = LIST_hyphen;
586: break;
1.1 kristaps 587: case (MDOC_Item):
1.91 kristaps 588: lt = LIST_item;
589: break;
1.1 kristaps 590: case (MDOC_Tag):
1.91 kristaps 591: lt = LIST_tag;
592: break;
1.1 kristaps 593: case (MDOC_Diag):
1.91 kristaps 594: lt = LIST_diag;
595: break;
1.1 kristaps 596: case (MDOC_Hang):
1.91 kristaps 597: lt = LIST_hang;
598: break;
1.1 kristaps 599: case (MDOC_Ohang):
1.91 kristaps 600: lt = LIST_ohang;
601: break;
1.1 kristaps 602: case (MDOC_Inset):
1.91 kristaps 603: lt = LIST_inset;
604: break;
1.1 kristaps 605: case (MDOC_Column):
1.91 kristaps 606: lt = LIST_column;
607: break;
608: /* Set list arguments. */
1.45 kristaps 609: case (MDOC_Compact):
1.104 kristaps 610: dup = n->data.Bl->comp;
1.97 kristaps 611: comp = 1;
1.91 kristaps 612: break;
1.1 kristaps 613: case (MDOC_Width):
1.104 kristaps 614: dup = (NULL != n->data.Bl->width);
1.99 kristaps 615: width = n->args->argv[i].value[0];
1.8 kristaps 616: break;
1.1 kristaps 617: case (MDOC_Offset):
1.98 kristaps 618: /* NB: this can be empty! */
619: if (n->args->argv[i].sz) {
620: offs = n->args->argv[i].value[0];
1.104 kristaps 621: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 622: break;
623: }
624: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
625: return(0);
1.1 kristaps 626: break;
1.113 kristaps 627: default:
628: continue;
1.1 kristaps 629: }
630:
1.91 kristaps 631: /* Check: duplicate auxiliary arguments. */
632:
1.97 kristaps 633: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
634: return(0);
635:
636: if (comp && ! dup)
1.104 kristaps 637: n->data.Bl->comp = comp;
1.98 kristaps 638: if (offs && ! dup)
1.104 kristaps 639: n->data.Bl->offs = offs;
1.99 kristaps 640: if (width && ! dup)
1.104 kristaps 641: n->data.Bl->width = width;
1.91 kristaps 642:
643: /* Check: multiple list types. */
644:
1.104 kristaps 645: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.91 kristaps 646: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
647: return(0);
648:
649: /* Assign list type. */
650:
1.109 kristaps 651: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 652: n->data.Bl->type = lt;
1.109 kristaps 653: /* Set column information, too. */
654: if (LIST_column == lt) {
655: n->data.Bl->ncols =
656: n->args->argv[i].sz;
657: n->data.Bl->cols = (const char **)
658: n->args->argv[i].value;
659: }
660: }
1.91 kristaps 661:
662: /* The list type should come first. */
663:
1.104 kristaps 664: if (n->data.Bl->type == LIST__NONE)
665: if (n->data.Bl->width ||
666: n->data.Bl->offs ||
667: n->data.Bl->comp)
1.91 kristaps 668: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
669: return(0);
670:
671: continue;
672: }
673:
674: /* Allow lists to default to LIST_item. */
675:
1.104 kristaps 676: if (LIST__NONE == n->data.Bl->type) {
1.91 kristaps 677: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
678: return(0);
1.104 kristaps 679: n->data.Bl->type = LIST_item;
1.79 kristaps 680: }
1.1 kristaps 681:
1.8 kristaps 682: /*
683: * Validate the width field. Some list types don't need width
684: * types and should be warned about them. Others should have it
685: * and must also be warned.
686: */
687:
1.104 kristaps 688: switch (n->data.Bl->type) {
1.91 kristaps 689: case (LIST_tag):
1.104 kristaps 690: if (n->data.Bl->width)
1.91 kristaps 691: break;
692: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
693: break;
694: return(0);
695: case (LIST_column):
1.1 kristaps 696: /* FALLTHROUGH */
1.91 kristaps 697: case (LIST_diag):
1.1 kristaps 698: /* FALLTHROUGH */
1.91 kristaps 699: case (LIST_ohang):
1.53 kristaps 700: /* FALLTHROUGH */
1.91 kristaps 701: case (LIST_inset):
1.1 kristaps 702: /* FALLTHROUGH */
1.91 kristaps 703: case (LIST_item):
1.104 kristaps 704: if (NULL == n->data.Bl->width)
1.91 kristaps 705: break;
706: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
707: break;
708: return(0);
1.8 kristaps 709: default:
710: break;
711: }
712:
1.1 kristaps 713: return(1);
714: }
715:
716:
717: static int
718: pre_bd(PRE_ARGS)
719: {
1.104 kristaps 720: int i, dup, comp;
721: enum mdoc_disp dt;
722: const char *offs;
723: struct mdoc_node *np;
1.1 kristaps 724:
1.93 kristaps 725: if (MDOC_BLOCK != n->type) {
1.104 kristaps 726: if (ENDBODY_NOT != n->end) {
727: assert(n->pending);
728: np = n->pending->parent;
729: } else
730: np = n->parent;
731:
732: assert(np);
733: assert(MDOC_BLOCK == np->type);
734: assert(MDOC_Bd == np->tok);
735: assert(np->data.Bd);
736: n->data.Bd = np->data.Bd;
1.1 kristaps 737: return(1);
1.79 kristaps 738: }
1.1 kristaps 739:
1.104 kristaps 740: assert(NULL == n->data.Bd);
741: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 742:
743: /* LINTED */
1.93 kristaps 744: for (i = 0; n->args && i < (int)n->args->argc; i++) {
745: dt = DISP__NONE;
1.94 kristaps 746: dup = comp = 0;
747: offs = NULL;
748:
1.1 kristaps 749: switch (n->args->argv[i].arg) {
1.49 kristaps 750: case (MDOC_Centred):
1.93 kristaps 751: dt = DISP_centred;
752: break;
1.1 kristaps 753: case (MDOC_Ragged):
1.93 kristaps 754: dt = DISP_ragged;
755: break;
1.1 kristaps 756: case (MDOC_Unfilled):
1.93 kristaps 757: dt = DISP_unfilled;
758: break;
1.1 kristaps 759: case (MDOC_Filled):
1.93 kristaps 760: dt = DISP_filled;
761: break;
1.1 kristaps 762: case (MDOC_Literal):
1.93 kristaps 763: dt = DISP_literal;
1.79 kristaps 764: break;
1.93 kristaps 765: case (MDOC_File):
766: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
767: return(0);
768: case (MDOC_Offset):
1.94 kristaps 769: /* NB: this can be empty! */
770: if (n->args->argv[i].sz) {
771: offs = n->args->argv[i].value[0];
1.104 kristaps 772: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 773: break;
774: }
1.95 kristaps 775: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
776: return(0);
1.94 kristaps 777: break;
1.93 kristaps 778: case (MDOC_Compact):
1.94 kristaps 779: comp = 1;
1.104 kristaps 780: dup = n->data.Bd->comp;
1.94 kristaps 781: break;
1.1 kristaps 782: default:
1.94 kristaps 783: abort();
784: /* NOTREACHED */
1.1 kristaps 785: }
786:
1.94 kristaps 787: /* Check whether we have duplicates. */
788:
789: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
790: return(0);
791:
792: /* Make our auxiliary assignments. */
793:
794: if (offs && ! dup)
1.104 kristaps 795: n->data.Bd->offs = offs;
1.94 kristaps 796: if (comp && ! dup)
1.104 kristaps 797: n->data.Bd->comp = comp;
1.94 kristaps 798:
799: /* Check whether a type has already been assigned. */
800:
1.104 kristaps 801: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.93 kristaps 802: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
803: return(0);
804:
1.94 kristaps 805: /* Make our type assignment. */
806:
1.104 kristaps 807: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
808: n->data.Bd->type = dt;
1.93 kristaps 809: }
810:
1.104 kristaps 811: if (DISP__NONE == n->data.Bd->type) {
1.93 kristaps 812: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
813: return(0);
1.104 kristaps 814: n->data.Bd->type = DISP_ragged;
1.93 kristaps 815: }
816:
817: return(1);
1.1 kristaps 818: }
819:
820:
821: static int
822: pre_ss(PRE_ARGS)
823: {
824:
825: if (MDOC_BLOCK != n->type)
826: return(1);
827: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
828: }
829:
830:
831: static int
832: pre_sh(PRE_ARGS)
833: {
834:
835: if (MDOC_BLOCK != n->type)
836: return(1);
1.100 kristaps 837:
838: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 839: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 840: }
841:
842:
843: static int
844: pre_it(PRE_ARGS)
845: {
846:
847: if (MDOC_BLOCK != n->type)
848: return(1);
1.79 kristaps 849: /*
850: * FIXME: this can probably be lifted if we make the It into
851: * something else on-the-fly?
852: */
1.1 kristaps 853: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
854: }
855:
856:
857: static int
858: pre_an(PRE_ARGS)
859: {
860:
1.107 kristaps 861: if (NULL == n->args)
1.1 kristaps 862: return(1);
1.107 kristaps 863: if (n->args->argc > 1)
864: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGCOUNT))
865: return(0);
866:
867: if (MDOC_Split == n->args->argv[0].arg)
868: n->data.An.auth = AUTH_split;
869: else if (MDOC_Nosplit == n->args->argv[0].arg)
870: n->data.An.auth = AUTH_nosplit;
871: else
872: abort();
873:
874: return(1);
1.1 kristaps 875: }
876:
877:
878: static int
879: pre_rv(PRE_ARGS)
880: {
881:
882: return(check_stdarg(mdoc, n));
883: }
884:
885:
886: static int
1.85 kristaps 887: post_dt(POST_ARGS)
888: {
889: const struct mdoc_node *nn;
890: const char *p;
891:
892: if (NULL != (nn = mdoc->last->child))
893: for (p = nn->string; *p; p++) {
1.86 kristaps 894: if (toupper((u_char)*p) == *p)
1.85 kristaps 895: continue;
896: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
897: return(0);
898: break;
899: }
900:
901: return(1);
902: }
903:
904:
905: static int
1.1 kristaps 906: pre_dt(PRE_ARGS)
907: {
1.54 kristaps 908:
1.1 kristaps 909: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 910: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 911: return(0);
912: if (mdoc->meta.title)
1.79 kristaps 913: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 914: return(0);
915: return(1);
916: }
917:
918:
919: static int
920: pre_os(PRE_ARGS)
921: {
922:
923: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 924: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 925: return(0);
926: if (mdoc->meta.os)
1.79 kristaps 927: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 928: return(0);
929: return(1);
930: }
931:
932:
933: static int
934: pre_dd(PRE_ARGS)
935: {
936:
937: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 938: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 939: return(0);
940: if (mdoc->meta.date)
1.79 kristaps 941: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 942: return(0);
943: return(1);
944: }
945:
946:
947: static int
948: post_bf(POST_ARGS)
949: {
1.105 kristaps 950: struct mdoc_node *np;
1.113 kristaps 951: enum mdocargt arg;
1.105 kristaps 952:
953: /*
954: * Unlike other data pointers, these are "housed" by the HEAD
955: * element, which contains the goods.
956: */
1.1 kristaps 957:
1.105 kristaps 958: if (MDOC_HEAD != mdoc->last->type) {
959: if (ENDBODY_NOT != mdoc->last->end) {
960: assert(mdoc->last->pending);
961: np = mdoc->last->pending->parent->head;
962: } else if (MDOC_BLOCK != mdoc->last->type) {
963: np = mdoc->last->parent->head;
964: } else
965: np = mdoc->last->head;
966:
967: assert(np);
968: assert(MDOC_HEAD == np->type);
969: assert(MDOC_Bf == np->tok);
970: assert(np->data.Bf);
971: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 972: return(1);
1.105 kristaps 973: }
1.1 kristaps 974:
1.105 kristaps 975: np = mdoc->last;
1.106 kristaps 976: assert(MDOC_BLOCK == np->parent->type);
977: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 978: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 979:
1.105 kristaps 980: /*
981: * Cannot have both argument and parameter.
982: * If neither is specified, let it through with a warning.
983: */
984:
1.106 kristaps 985: if (np->parent->args && np->child) {
1.105 kristaps 986: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 987: return(0);
1.106 kristaps 988: } else if (NULL == np->parent->args && NULL == np->child)
1.105 kristaps 989: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
990:
991: /* Extract argument into data. */
992:
1.106 kristaps 993: if (np->parent->args) {
994: arg = np->parent->args->argv[0].arg;
1.105 kristaps 995: if (MDOC_Emphasis == arg)
996: np->data.Bf->font = FONT_Em;
997: else if (MDOC_Literal == arg)
998: np->data.Bf->font = FONT_Li;
999: else if (MDOC_Symbolic == arg)
1000: np->data.Bf->font = FONT_Sy;
1001: else
1002: abort();
1.13 kristaps 1003: return(1);
1.79 kristaps 1004: }
1.1 kristaps 1005:
1.105 kristaps 1006: /* Extract parameter into data. */
1.1 kristaps 1007:
1.105 kristaps 1008: if (0 == strcmp(np->child->string, "Em"))
1009: np->data.Bf->font = FONT_Em;
1010: else if (0 == strcmp(np->child->string, "Li"))
1011: np->data.Bf->font = FONT_Li;
1012: else if (0 == strcmp(np->child->string, "Sy"))
1013: np->data.Bf->font = FONT_Sy;
1014: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
1015: return(0);
1.1 kristaps 1016:
1.105 kristaps 1017: return(1);
1.1 kristaps 1018: }
1019:
1020:
1021: static int
1.31 kristaps 1022: post_lb(POST_ARGS)
1023: {
1024:
1025: if (mdoc_a2lib(mdoc->last->child->string))
1026: return(1);
1.79 kristaps 1027: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.84 kristaps 1028: }
1029:
1030:
1031: static int
1032: post_eoln(POST_ARGS)
1033: {
1034:
1035: if (NULL == mdoc->last->child)
1036: return(1);
1037: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 1038: }
1039:
1040:
1041: static int
1.57 kristaps 1042: post_vt(POST_ARGS)
1043: {
1044: const struct mdoc_node *n;
1045:
1046: /*
1047: * The Vt macro comes in both ELEM and BLOCK form, both of which
1048: * have different syntaxes (yet more context-sensitive
1049: * behaviour). ELEM types must have a child; BLOCK types,
1050: * specifically the BODY, should only have TEXT children.
1051: */
1052:
1053: if (MDOC_ELEM == mdoc->last->type)
1054: return(eerr_ge1(mdoc));
1055: if (MDOC_BODY != mdoc->last->type)
1056: return(1);
1057:
1058: for (n = mdoc->last->child; n; n = n->next)
1059: if (MDOC_TEXT != n->type)
1.79 kristaps 1060: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 1061: return(0);
1062:
1063: return(1);
1064: }
1065:
1066:
1067: static int
1.1 kristaps 1068: post_nm(POST_ARGS)
1069: {
1070:
1071: if (mdoc->last->child)
1072: return(1);
1073: if (mdoc->meta.name)
1074: return(1);
1.79 kristaps 1075: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 1076: }
1077:
1078:
1079: static int
1080: post_at(POST_ARGS)
1081: {
1082:
1083: if (NULL == mdoc->last->child)
1084: return(1);
1.79 kristaps 1085: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1086: if (mdoc_a2att(mdoc->last->child->string))
1087: return(1);
1.79 kristaps 1088: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1089: }
1090:
1091:
1092: static int
1093: post_an(POST_ARGS)
1094: {
1.107 kristaps 1095: struct mdoc_node *np;
1.1 kristaps 1096:
1.107 kristaps 1097: np = mdoc->last;
1098: if (AUTH__NONE != np->data.An.auth && np->child)
1099: return(mdoc_nmsg(mdoc, np, MANDOCERR_ARGCOUNT));
1100: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1101: return(1);
1.107 kristaps 1102: return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS));
1.1 kristaps 1103: }
1104:
1105:
1106: static int
1107: post_it(POST_ARGS)
1108: {
1.89 kristaps 1109: int i, cols, rc;
1110: enum mdoc_list lt;
1.1 kristaps 1111: struct mdoc_node *n, *c;
1.89 kristaps 1112: enum mandocerr er;
1.1 kristaps 1113:
1114: if (MDOC_BLOCK != mdoc->last->type)
1115: return(1);
1116:
1117: n = mdoc->last->parent->parent;
1.104 kristaps 1118: assert(n->data.Bl);
1119: lt = n->data.Bl->type;
1.89 kristaps 1120:
1121: if (LIST__NONE == lt) {
1.79 kristaps 1122: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1123: return(0);
1124: }
1.1 kristaps 1125:
1.89 kristaps 1126: switch (lt) {
1127: case (LIST_tag):
1128: if (mdoc->last->head->child)
1.1 kristaps 1129: break;
1.89 kristaps 1130: /* FIXME: give this a dummy value. */
1131: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1132: return(0);
1.1 kristaps 1133: break;
1.89 kristaps 1134: case (LIST_hang):
1.1 kristaps 1135: /* FALLTHROUGH */
1.89 kristaps 1136: case (LIST_ohang):
1.1 kristaps 1137: /* FALLTHROUGH */
1.89 kristaps 1138: case (LIST_inset):
1.1 kristaps 1139: /* FALLTHROUGH */
1.89 kristaps 1140: case (LIST_diag):
1.1 kristaps 1141: if (NULL == mdoc->last->head->child)
1.79 kristaps 1142: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1143: return(0);
1144: break;
1.89 kristaps 1145: case (LIST_bullet):
1.1 kristaps 1146: /* FALLTHROUGH */
1.89 kristaps 1147: case (LIST_dash):
1.1 kristaps 1148: /* FALLTHROUGH */
1.89 kristaps 1149: case (LIST_enum):
1.1 kristaps 1150: /* FALLTHROUGH */
1.89 kristaps 1151: case (LIST_hyphen):
1.108 schwarze 1152: if (NULL == mdoc->last->body->child)
1153: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1154: return(0);
1.1 kristaps 1155: /* FALLTHROUGH */
1.89 kristaps 1156: case (LIST_item):
1.1 kristaps 1157: if (mdoc->last->head->child)
1.79 kristaps 1158: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1159: return(0);
1160: break;
1.89 kristaps 1161: case (LIST_column):
1.109 kristaps 1162: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1163:
1.87 kristaps 1164: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1165:
1.87 kristaps 1166: if (NULL == mdoc->last->body->child)
1167: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1168: return(0);
1.87 kristaps 1169:
1.89 kristaps 1170: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1171: if (MDOC_BODY == c->type)
1172: i++;
1.38 kristaps 1173:
1.89 kristaps 1174: if (i < cols)
1175: er = MANDOCERR_ARGCOUNT;
1176: else if (i == cols || i == cols + 1)
1.38 kristaps 1177: break;
1.89 kristaps 1178: else
1179: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1180:
1.89 kristaps 1181: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1182: mdoc->last->line, mdoc->last->pos,
1183: "columns == %d (have %d)", cols, i);
1.89 kristaps 1184: return(rc);
1.1 kristaps 1185: default:
1186: break;
1187: }
1188:
1189: return(1);
1190: }
1191:
1192:
1193: static int
1.14 kristaps 1194: post_bl_head(POST_ARGS)
1195: {
1.90 kristaps 1196: int i;
1197: struct mdoc_node *n;
1.14 kristaps 1198:
1.90 kristaps 1199: assert(mdoc->last->parent);
1.14 kristaps 1200: n = mdoc->last->parent;
1201:
1.104 kristaps 1202: if (LIST_column == n->data.Bl->type) {
1.109 kristaps 1203: if (n->data.Bl->ncols && mdoc->last->nchild) {
1.90 kristaps 1204: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1205: return(0);
1.65 kristaps 1206: }
1.90 kristaps 1207: return(1);
1.65 kristaps 1208: }
1.14 kristaps 1209:
1.65 kristaps 1210: if (0 == (i = mdoc->last->nchild))
1211: return(1);
1212: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.14 kristaps 1213: }
1214:
1215:
1216: static int
1.1 kristaps 1217: post_bl(POST_ARGS)
1218: {
1219: struct mdoc_node *n;
1220:
1.14 kristaps 1221: if (MDOC_HEAD == mdoc->last->type)
1222: return(post_bl_head(mdoc));
1.1 kristaps 1223: if (MDOC_BODY != mdoc->last->type)
1224: return(1);
1225: if (NULL == mdoc->last->child)
1226: return(1);
1227:
1.55 kristaps 1228: /*
1229: * We only allow certain children of `Bl'. This is usually on
1230: * `It', but apparently `Sm' occurs here and there, so we let
1231: * that one through, too.
1232: */
1233:
1.1 kristaps 1234: /* LINTED */
1235: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1236: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1237: continue;
1238: if (MDOC_Sm == n->tok)
1239: continue;
1.79 kristaps 1240: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1241: return(0);
1.1 kristaps 1242: }
1243:
1244: return(1);
1245: }
1246:
1247:
1248: static int
1249: ebool(struct mdoc *mdoc)
1250: {
1251: struct mdoc_node *n;
1252:
1253: /* LINTED */
1254: for (n = mdoc->last->child; n; n = n->next) {
1255: if (MDOC_TEXT != n->type)
1256: break;
1.2 kristaps 1257: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1258: continue;
1.2 kristaps 1259: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1260: continue;
1261: break;
1262: }
1263:
1264: if (NULL == n)
1265: return(1);
1.79 kristaps 1266: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1267: }
1268:
1269:
1270: static int
1271: post_root(POST_ARGS)
1272: {
1273:
1274: if (NULL == mdoc->first->child)
1.79 kristaps 1275: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1276: else if ( ! (MDOC_PBODY & mdoc->flags))
1277: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1278: else if (MDOC_BLOCK != mdoc->first->child->type)
1279: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1280: else if (MDOC_Sh != mdoc->first->child->tok)
1281: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1282: else
1283: return(1);
1.1 kristaps 1284:
1.79 kristaps 1285: return(0);
1.1 kristaps 1286: }
1287:
1288:
1289: static int
1290: post_st(POST_ARGS)
1291: {
1292:
1293: if (mdoc_a2st(mdoc->last->child->string))
1294: return(1);
1.79 kristaps 1295: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.1 kristaps 1296: }
1297:
1298:
1299: static int
1.43 kristaps 1300: post_rs(POST_ARGS)
1301: {
1302: struct mdoc_node *nn;
1303:
1304: if (MDOC_BODY != mdoc->last->type)
1305: return(1);
1306:
1307: for (nn = mdoc->last->child; nn; nn = nn->next)
1308: switch (nn->tok) {
1.50 kristaps 1309: case(MDOC__U):
1310: /* FALLTHROUGH */
1.43 kristaps 1311: case(MDOC__Q):
1312: /* FALLTHROUGH */
1313: case(MDOC__C):
1314: /* FALLTHROUGH */
1315: case(MDOC__A):
1316: /* FALLTHROUGH */
1317: case(MDOC__B):
1318: /* FALLTHROUGH */
1319: case(MDOC__D):
1320: /* FALLTHROUGH */
1321: case(MDOC__I):
1322: /* FALLTHROUGH */
1323: case(MDOC__J):
1324: /* FALLTHROUGH */
1325: case(MDOC__N):
1326: /* FALLTHROUGH */
1327: case(MDOC__O):
1328: /* FALLTHROUGH */
1329: case(MDOC__P):
1330: /* FALLTHROUGH */
1331: case(MDOC__R):
1332: /* FALLTHROUGH */
1333: case(MDOC__T):
1334: /* FALLTHROUGH */
1335: case(MDOC__V):
1336: break;
1337: default:
1.79 kristaps 1338: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1339: return(0);
1.43 kristaps 1340: }
1341:
1342: return(1);
1343: }
1344:
1345:
1346: static int
1.1 kristaps 1347: post_sh(POST_ARGS)
1348: {
1349:
1350: if (MDOC_HEAD == mdoc->last->type)
1351: return(post_sh_head(mdoc));
1352: if (MDOC_BODY == mdoc->last->type)
1353: return(post_sh_body(mdoc));
1354:
1355: return(1);
1356: }
1357:
1358:
1359: static int
1360: post_sh_body(POST_ARGS)
1361: {
1362: struct mdoc_node *n;
1363:
1.29 kristaps 1364: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1365: return(1);
1366:
1367: /*
1368: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1369: * macros (can have multiple `Nm' and one `Nd'). Note that the
1370: * children of the BODY declaration can also be "text".
1371: */
1372:
1373: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1374: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1375:
1376: for ( ; n && n->next; n = n->next) {
1377: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1378: continue;
1.28 kristaps 1379: if (MDOC_TEXT == n->type)
1380: continue;
1.79 kristaps 1381: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1382: return(0);
1383: }
1384:
1.41 kristaps 1385: assert(n);
1.27 kristaps 1386: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1387: return(1);
1.79 kristaps 1388: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1389: }
1390:
1391:
1392: static int
1393: post_sh_head(POST_ARGS)
1394: {
1.81 kristaps 1395: char buf[BUFSIZ];
1.2 kristaps 1396: enum mdoc_sec sec;
1397: const struct mdoc_node *n;
1.1 kristaps 1398:
1399: /*
1400: * Process a new section. Sections are either "named" or
1401: * "custom"; custom sections are user-defined, while named ones
1402: * usually follow a conventional order and may only appear in
1403: * certain manual sections.
1404: */
1405:
1.79 kristaps 1406: buf[0] = '\0';
1407:
1408: /*
1409: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1410: * in the interests of simplicity.
1411: */
1.1 kristaps 1412:
1.2 kristaps 1413: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1414: /* XXX - copied from compact(). */
1.2 kristaps 1415: assert(MDOC_TEXT == n->type);
1.12 kristaps 1416:
1.81 kristaps 1417: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1418: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1419: return(0);
1420: }
1.2 kristaps 1421: if (NULL == n->next)
1422: continue;
1.81 kristaps 1423: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1424: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1425: return(0);
1426: }
1.2 kristaps 1427: }
1.1 kristaps 1428:
1.72 kristaps 1429: sec = mdoc_str2sec(buf);
1.1 kristaps 1430:
1.12 kristaps 1431: /*
1432: * Check: NAME should always be first, CUSTOM has no roles,
1433: * non-CUSTOM has a conventional order to be followed.
1434: */
1.1 kristaps 1435:
1.72 kristaps 1436: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.79 kristaps 1437: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.72 kristaps 1438: return(0);
1439:
1.1 kristaps 1440: if (SEC_CUSTOM == sec)
1441: return(1);
1.72 kristaps 1442:
1.1 kristaps 1443: if (sec == mdoc->lastnamed)
1.79 kristaps 1444: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.26 kristaps 1445: return(0);
1.72 kristaps 1446:
1.1 kristaps 1447: if (sec < mdoc->lastnamed)
1.79 kristaps 1448: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.26 kristaps 1449: return(0);
1.1 kristaps 1450:
1.12 kristaps 1451: /*
1452: * Check particular section/manual conventions. LIBRARY can
1.78 kristaps 1453: * only occur in manual section 2, 3, and 9.
1.12 kristaps 1454: */
1.1 kristaps 1455:
1456: switch (sec) {
1457: case (SEC_LIBRARY):
1.78 kristaps 1458: assert(mdoc->meta.msec);
1459: if (*mdoc->meta.msec == '2')
1460: break;
1461: if (*mdoc->meta.msec == '3')
1462: break;
1463: if (*mdoc->meta.msec == '9')
1.1 kristaps 1464: break;
1.79 kristaps 1465: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1466: default:
1467: break;
1468: }
1469:
1470: return(1);
1471: }
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