Annotation of mandoc/mdoc_validate.c, Revision 1.115
1.115 ! schwarze 1: /* $Id: mdoc_validate.c,v 1.114 2010/07/26 13:45:49 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;
1.115 ! schwarze 484: } else
! 485: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
1.1 kristaps 486: }
487:
488: return(1);
489: }
490:
491:
492: static int
1.59 kristaps 493: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 494: {
495:
496: assert(n->parent);
497: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
498: (t == n->parent->type))
499: return(1);
500:
1.79 kristaps 501: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
502: n->line, n->pos, "want parent %s",
503: MDOC_ROOT == t ? "<root>" :
504: mdoc_macronames[tok]);
505: return(0);
1.1 kristaps 506: }
507:
508:
509: static int
510: pre_display(PRE_ARGS)
511: {
512: struct mdoc_node *node;
513:
514: /* Display elements (`Bd', `D1'...) cannot be nested. */
515:
516: if (MDOC_BLOCK != n->type)
517: return(1);
518:
519: /* LINTED */
520: for (node = mdoc->last->parent; node; node = node->parent)
521: if (MDOC_BLOCK == node->type)
522: if (MDOC_Bd == node->tok)
523: break;
524: if (NULL == node)
525: return(1);
526:
1.79 kristaps 527: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
528: return(0);
1.1 kristaps 529: }
530:
531:
532: static int
533: pre_bl(PRE_ARGS)
534: {
1.104 kristaps 535: int i, comp, dup;
536: const char *offs, *width;
537: enum mdoc_list lt;
538: struct mdoc_node *np;
1.1 kristaps 539:
1.91 kristaps 540: if (MDOC_BLOCK != n->type) {
1.104 kristaps 541: if (ENDBODY_NOT != n->end) {
542: assert(n->pending);
543: np = n->pending->parent;
544: } else
545: np = n->parent;
546:
547: assert(np);
548: assert(MDOC_BLOCK == np->type);
549: assert(MDOC_Bl == np->tok);
550: assert(np->data.Bl);
551: n->data.Bl = np->data.Bl;
1.1 kristaps 552: return(1);
1.79 kristaps 553: }
1.1 kristaps 554:
1.91 kristaps 555: /*
556: * First figure out which kind of list to use: bind ourselves to
557: * the first mentioned list type and warn about any remaining
558: * ones. If we find no list type, we default to LIST_item.
559: */
1.1 kristaps 560:
1.104 kristaps 561: assert(NULL == n->data.Bl);
562: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 563:
564: /* LINTED */
1.91 kristaps 565: for (i = 0; n->args && i < (int)n->args->argc; i++) {
566: lt = LIST__NONE;
1.97 kristaps 567: dup = comp = 0;
1.99 kristaps 568: width = offs = NULL;
1.91 kristaps 569: switch (n->args->argv[i].arg) {
570: /* Set list types. */
1.1 kristaps 571: case (MDOC_Bullet):
1.91 kristaps 572: lt = LIST_bullet;
573: break;
1.1 kristaps 574: case (MDOC_Dash):
1.91 kristaps 575: lt = LIST_dash;
576: break;
1.1 kristaps 577: case (MDOC_Enum):
1.91 kristaps 578: lt = LIST_enum;
579: break;
1.1 kristaps 580: case (MDOC_Hyphen):
1.91 kristaps 581: lt = LIST_hyphen;
582: break;
1.1 kristaps 583: case (MDOC_Item):
1.91 kristaps 584: lt = LIST_item;
585: break;
1.1 kristaps 586: case (MDOC_Tag):
1.91 kristaps 587: lt = LIST_tag;
588: break;
1.1 kristaps 589: case (MDOC_Diag):
1.91 kristaps 590: lt = LIST_diag;
591: break;
1.1 kristaps 592: case (MDOC_Hang):
1.91 kristaps 593: lt = LIST_hang;
594: break;
1.1 kristaps 595: case (MDOC_Ohang):
1.91 kristaps 596: lt = LIST_ohang;
597: break;
1.1 kristaps 598: case (MDOC_Inset):
1.91 kristaps 599: lt = LIST_inset;
600: break;
1.1 kristaps 601: case (MDOC_Column):
1.91 kristaps 602: lt = LIST_column;
603: break;
604: /* Set list arguments. */
1.45 kristaps 605: case (MDOC_Compact):
1.104 kristaps 606: dup = n->data.Bl->comp;
1.97 kristaps 607: comp = 1;
1.91 kristaps 608: break;
1.1 kristaps 609: case (MDOC_Width):
1.104 kristaps 610: dup = (NULL != n->data.Bl->width);
1.99 kristaps 611: width = n->args->argv[i].value[0];
1.8 kristaps 612: break;
1.1 kristaps 613: case (MDOC_Offset):
1.98 kristaps 614: /* NB: this can be empty! */
615: if (n->args->argv[i].sz) {
616: offs = n->args->argv[i].value[0];
1.104 kristaps 617: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 618: break;
619: }
620: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
621: return(0);
1.1 kristaps 622: break;
1.113 kristaps 623: default:
624: continue;
1.1 kristaps 625: }
626:
1.91 kristaps 627: /* Check: duplicate auxiliary arguments. */
628:
1.97 kristaps 629: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
630: return(0);
631:
632: if (comp && ! dup)
1.104 kristaps 633: n->data.Bl->comp = comp;
1.98 kristaps 634: if (offs && ! dup)
1.104 kristaps 635: n->data.Bl->offs = offs;
1.99 kristaps 636: if (width && ! dup)
1.104 kristaps 637: n->data.Bl->width = width;
1.91 kristaps 638:
639: /* Check: multiple list types. */
640:
1.104 kristaps 641: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.91 kristaps 642: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
643: return(0);
644:
645: /* Assign list type. */
646:
1.109 kristaps 647: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 648: n->data.Bl->type = lt;
1.109 kristaps 649: /* Set column information, too. */
650: if (LIST_column == lt) {
651: n->data.Bl->ncols =
652: n->args->argv[i].sz;
653: n->data.Bl->cols = (const char **)
654: n->args->argv[i].value;
655: }
656: }
1.91 kristaps 657:
658: /* The list type should come first. */
659:
1.104 kristaps 660: if (n->data.Bl->type == LIST__NONE)
661: if (n->data.Bl->width ||
662: n->data.Bl->offs ||
663: n->data.Bl->comp)
1.91 kristaps 664: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
665: return(0);
666:
667: continue;
668: }
669:
670: /* Allow lists to default to LIST_item. */
671:
1.104 kristaps 672: if (LIST__NONE == n->data.Bl->type) {
1.91 kristaps 673: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
674: return(0);
1.104 kristaps 675: n->data.Bl->type = LIST_item;
1.79 kristaps 676: }
1.1 kristaps 677:
1.8 kristaps 678: /*
679: * Validate the width field. Some list types don't need width
680: * types and should be warned about them. Others should have it
681: * and must also be warned.
682: */
683:
1.104 kristaps 684: switch (n->data.Bl->type) {
1.91 kristaps 685: case (LIST_tag):
1.104 kristaps 686: if (n->data.Bl->width)
1.91 kristaps 687: break;
688: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
689: break;
690: return(0);
691: case (LIST_column):
1.1 kristaps 692: /* FALLTHROUGH */
1.91 kristaps 693: case (LIST_diag):
1.1 kristaps 694: /* FALLTHROUGH */
1.91 kristaps 695: case (LIST_ohang):
1.53 kristaps 696: /* FALLTHROUGH */
1.91 kristaps 697: case (LIST_inset):
1.1 kristaps 698: /* FALLTHROUGH */
1.91 kristaps 699: case (LIST_item):
1.104 kristaps 700: if (NULL == n->data.Bl->width)
1.91 kristaps 701: break;
702: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
703: break;
704: return(0);
1.8 kristaps 705: default:
706: break;
707: }
708:
1.1 kristaps 709: return(1);
710: }
711:
712:
713: static int
714: pre_bd(PRE_ARGS)
715: {
1.104 kristaps 716: int i, dup, comp;
717: enum mdoc_disp dt;
718: const char *offs;
719: struct mdoc_node *np;
1.1 kristaps 720:
1.93 kristaps 721: if (MDOC_BLOCK != n->type) {
1.104 kristaps 722: if (ENDBODY_NOT != n->end) {
723: assert(n->pending);
724: np = n->pending->parent;
725: } else
726: np = n->parent;
727:
728: assert(np);
729: assert(MDOC_BLOCK == np->type);
730: assert(MDOC_Bd == np->tok);
731: assert(np->data.Bd);
732: n->data.Bd = np->data.Bd;
1.1 kristaps 733: return(1);
1.79 kristaps 734: }
1.1 kristaps 735:
1.104 kristaps 736: assert(NULL == n->data.Bd);
737: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 738:
739: /* LINTED */
1.93 kristaps 740: for (i = 0; n->args && i < (int)n->args->argc; i++) {
741: dt = DISP__NONE;
1.94 kristaps 742: dup = comp = 0;
743: offs = NULL;
744:
1.1 kristaps 745: switch (n->args->argv[i].arg) {
1.49 kristaps 746: case (MDOC_Centred):
1.93 kristaps 747: dt = DISP_centred;
748: break;
1.1 kristaps 749: case (MDOC_Ragged):
1.93 kristaps 750: dt = DISP_ragged;
751: break;
1.1 kristaps 752: case (MDOC_Unfilled):
1.93 kristaps 753: dt = DISP_unfilled;
754: break;
1.1 kristaps 755: case (MDOC_Filled):
1.93 kristaps 756: dt = DISP_filled;
757: break;
1.1 kristaps 758: case (MDOC_Literal):
1.93 kristaps 759: dt = DISP_literal;
1.79 kristaps 760: break;
1.93 kristaps 761: case (MDOC_File):
762: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
763: return(0);
764: case (MDOC_Offset):
1.94 kristaps 765: /* NB: this can be empty! */
766: if (n->args->argv[i].sz) {
767: offs = n->args->argv[i].value[0];
1.104 kristaps 768: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 769: break;
770: }
1.95 kristaps 771: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
772: return(0);
1.94 kristaps 773: break;
1.93 kristaps 774: case (MDOC_Compact):
1.94 kristaps 775: comp = 1;
1.104 kristaps 776: dup = n->data.Bd->comp;
1.94 kristaps 777: break;
1.1 kristaps 778: default:
1.94 kristaps 779: abort();
780: /* NOTREACHED */
1.1 kristaps 781: }
782:
1.94 kristaps 783: /* Check whether we have duplicates. */
784:
785: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
786: return(0);
787:
788: /* Make our auxiliary assignments. */
789:
790: if (offs && ! dup)
1.104 kristaps 791: n->data.Bd->offs = offs;
1.94 kristaps 792: if (comp && ! dup)
1.104 kristaps 793: n->data.Bd->comp = comp;
1.94 kristaps 794:
795: /* Check whether a type has already been assigned. */
796:
1.104 kristaps 797: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.93 kristaps 798: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
799: return(0);
800:
1.94 kristaps 801: /* Make our type assignment. */
802:
1.104 kristaps 803: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
804: n->data.Bd->type = dt;
1.93 kristaps 805: }
806:
1.104 kristaps 807: if (DISP__NONE == n->data.Bd->type) {
1.93 kristaps 808: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
809: return(0);
1.104 kristaps 810: n->data.Bd->type = DISP_ragged;
1.93 kristaps 811: }
812:
813: return(1);
1.1 kristaps 814: }
815:
816:
817: static int
818: pre_ss(PRE_ARGS)
819: {
820:
821: if (MDOC_BLOCK != n->type)
822: return(1);
823: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
824: }
825:
826:
827: static int
828: pre_sh(PRE_ARGS)
829: {
830:
831: if (MDOC_BLOCK != n->type)
832: return(1);
1.100 kristaps 833:
834: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 835: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 836: }
837:
838:
839: static int
840: pre_it(PRE_ARGS)
841: {
842:
843: if (MDOC_BLOCK != n->type)
844: return(1);
1.79 kristaps 845: /*
846: * FIXME: this can probably be lifted if we make the It into
847: * something else on-the-fly?
848: */
1.1 kristaps 849: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
850: }
851:
852:
853: static int
854: pre_an(PRE_ARGS)
855: {
856:
1.107 kristaps 857: if (NULL == n->args)
1.1 kristaps 858: return(1);
1.107 kristaps 859: if (n->args->argc > 1)
860: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGCOUNT))
861: return(0);
862:
863: if (MDOC_Split == n->args->argv[0].arg)
864: n->data.An.auth = AUTH_split;
865: else if (MDOC_Nosplit == n->args->argv[0].arg)
866: n->data.An.auth = AUTH_nosplit;
867: else
868: abort();
869:
870: return(1);
1.1 kristaps 871: }
872:
873:
874: static int
875: pre_rv(PRE_ARGS)
876: {
877:
878: return(check_stdarg(mdoc, n));
879: }
880:
881:
882: static int
1.85 kristaps 883: post_dt(POST_ARGS)
884: {
885: const struct mdoc_node *nn;
886: const char *p;
887:
888: if (NULL != (nn = mdoc->last->child))
889: for (p = nn->string; *p; p++) {
1.86 kristaps 890: if (toupper((u_char)*p) == *p)
1.85 kristaps 891: continue;
892: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
893: return(0);
894: break;
895: }
896:
897: return(1);
898: }
899:
900:
901: static int
1.1 kristaps 902: pre_dt(PRE_ARGS)
903: {
1.54 kristaps 904:
1.1 kristaps 905: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 906: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 907: return(0);
908: if (mdoc->meta.title)
1.79 kristaps 909: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 910: return(0);
911: return(1);
912: }
913:
914:
915: static int
916: pre_os(PRE_ARGS)
917: {
918:
919: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 920: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 921: return(0);
922: if (mdoc->meta.os)
1.79 kristaps 923: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 924: return(0);
925: return(1);
926: }
927:
928:
929: static int
930: pre_dd(PRE_ARGS)
931: {
932:
933: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 934: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 935: return(0);
936: if (mdoc->meta.date)
1.79 kristaps 937: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 938: return(0);
939: return(1);
940: }
941:
942:
943: static int
944: post_bf(POST_ARGS)
945: {
1.105 kristaps 946: struct mdoc_node *np;
1.113 kristaps 947: enum mdocargt arg;
1.105 kristaps 948:
949: /*
950: * Unlike other data pointers, these are "housed" by the HEAD
951: * element, which contains the goods.
952: */
1.1 kristaps 953:
1.105 kristaps 954: if (MDOC_HEAD != mdoc->last->type) {
955: if (ENDBODY_NOT != mdoc->last->end) {
956: assert(mdoc->last->pending);
957: np = mdoc->last->pending->parent->head;
958: } else if (MDOC_BLOCK != mdoc->last->type) {
959: np = mdoc->last->parent->head;
960: } else
961: np = mdoc->last->head;
962:
963: assert(np);
964: assert(MDOC_HEAD == np->type);
965: assert(MDOC_Bf == np->tok);
966: assert(np->data.Bf);
967: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 968: return(1);
1.105 kristaps 969: }
1.1 kristaps 970:
1.105 kristaps 971: np = mdoc->last;
1.106 kristaps 972: assert(MDOC_BLOCK == np->parent->type);
973: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 974: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 975:
1.105 kristaps 976: /*
977: * Cannot have both argument and parameter.
978: * If neither is specified, let it through with a warning.
979: */
980:
1.106 kristaps 981: if (np->parent->args && np->child) {
1.105 kristaps 982: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 983: return(0);
1.106 kristaps 984: } else if (NULL == np->parent->args && NULL == np->child)
1.105 kristaps 985: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
986:
987: /* Extract argument into data. */
988:
1.106 kristaps 989: if (np->parent->args) {
990: arg = np->parent->args->argv[0].arg;
1.105 kristaps 991: if (MDOC_Emphasis == arg)
992: np->data.Bf->font = FONT_Em;
993: else if (MDOC_Literal == arg)
994: np->data.Bf->font = FONT_Li;
995: else if (MDOC_Symbolic == arg)
996: np->data.Bf->font = FONT_Sy;
997: else
998: abort();
1.13 kristaps 999: return(1);
1.79 kristaps 1000: }
1.1 kristaps 1001:
1.105 kristaps 1002: /* Extract parameter into data. */
1.1 kristaps 1003:
1.105 kristaps 1004: if (0 == strcmp(np->child->string, "Em"))
1005: np->data.Bf->font = FONT_Em;
1006: else if (0 == strcmp(np->child->string, "Li"))
1007: np->data.Bf->font = FONT_Li;
1008: else if (0 == strcmp(np->child->string, "Sy"))
1009: np->data.Bf->font = FONT_Sy;
1010: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
1011: return(0);
1.1 kristaps 1012:
1.105 kristaps 1013: return(1);
1.1 kristaps 1014: }
1015:
1016:
1017: static int
1.31 kristaps 1018: post_lb(POST_ARGS)
1019: {
1020:
1021: if (mdoc_a2lib(mdoc->last->child->string))
1022: return(1);
1.79 kristaps 1023: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.84 kristaps 1024: }
1025:
1026:
1027: static int
1028: post_eoln(POST_ARGS)
1029: {
1030:
1031: if (NULL == mdoc->last->child)
1032: return(1);
1033: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 1034: }
1035:
1036:
1037: static int
1.57 kristaps 1038: post_vt(POST_ARGS)
1039: {
1040: const struct mdoc_node *n;
1041:
1042: /*
1043: * The Vt macro comes in both ELEM and BLOCK form, both of which
1044: * have different syntaxes (yet more context-sensitive
1045: * behaviour). ELEM types must have a child; BLOCK types,
1046: * specifically the BODY, should only have TEXT children.
1047: */
1048:
1049: if (MDOC_ELEM == mdoc->last->type)
1050: return(eerr_ge1(mdoc));
1051: if (MDOC_BODY != mdoc->last->type)
1052: return(1);
1053:
1054: for (n = mdoc->last->child; n; n = n->next)
1055: if (MDOC_TEXT != n->type)
1.79 kristaps 1056: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 1057: return(0);
1058:
1059: return(1);
1060: }
1061:
1062:
1063: static int
1.1 kristaps 1064: post_nm(POST_ARGS)
1065: {
1066:
1067: if (mdoc->last->child)
1068: return(1);
1069: if (mdoc->meta.name)
1070: return(1);
1.79 kristaps 1071: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 1072: }
1073:
1074:
1075: static int
1076: post_at(POST_ARGS)
1077: {
1078:
1079: if (NULL == mdoc->last->child)
1080: return(1);
1.79 kristaps 1081: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1082: if (mdoc_a2att(mdoc->last->child->string))
1083: return(1);
1.79 kristaps 1084: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1085: }
1086:
1087:
1088: static int
1089: post_an(POST_ARGS)
1090: {
1.107 kristaps 1091: struct mdoc_node *np;
1.1 kristaps 1092:
1.107 kristaps 1093: np = mdoc->last;
1094: if (AUTH__NONE != np->data.An.auth && np->child)
1095: return(mdoc_nmsg(mdoc, np, MANDOCERR_ARGCOUNT));
1096: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1097: return(1);
1.107 kristaps 1098: return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS));
1.1 kristaps 1099: }
1100:
1101:
1102: static int
1103: post_it(POST_ARGS)
1104: {
1.89 kristaps 1105: int i, cols, rc;
1106: enum mdoc_list lt;
1.1 kristaps 1107: struct mdoc_node *n, *c;
1.89 kristaps 1108: enum mandocerr er;
1.1 kristaps 1109:
1110: if (MDOC_BLOCK != mdoc->last->type)
1111: return(1);
1112:
1113: n = mdoc->last->parent->parent;
1.104 kristaps 1114: assert(n->data.Bl);
1115: lt = n->data.Bl->type;
1.89 kristaps 1116:
1117: if (LIST__NONE == lt) {
1.79 kristaps 1118: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1119: return(0);
1120: }
1.1 kristaps 1121:
1.89 kristaps 1122: switch (lt) {
1123: case (LIST_tag):
1124: if (mdoc->last->head->child)
1.1 kristaps 1125: break;
1.89 kristaps 1126: /* FIXME: give this a dummy value. */
1127: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1128: return(0);
1.1 kristaps 1129: break;
1.89 kristaps 1130: case (LIST_hang):
1.1 kristaps 1131: /* FALLTHROUGH */
1.89 kristaps 1132: case (LIST_ohang):
1.1 kristaps 1133: /* FALLTHROUGH */
1.89 kristaps 1134: case (LIST_inset):
1.1 kristaps 1135: /* FALLTHROUGH */
1.89 kristaps 1136: case (LIST_diag):
1.1 kristaps 1137: if (NULL == mdoc->last->head->child)
1.79 kristaps 1138: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1139: return(0);
1140: break;
1.89 kristaps 1141: case (LIST_bullet):
1.1 kristaps 1142: /* FALLTHROUGH */
1.89 kristaps 1143: case (LIST_dash):
1.1 kristaps 1144: /* FALLTHROUGH */
1.89 kristaps 1145: case (LIST_enum):
1.1 kristaps 1146: /* FALLTHROUGH */
1.89 kristaps 1147: case (LIST_hyphen):
1.108 schwarze 1148: if (NULL == mdoc->last->body->child)
1149: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1150: return(0);
1.1 kristaps 1151: /* FALLTHROUGH */
1.89 kristaps 1152: case (LIST_item):
1.1 kristaps 1153: if (mdoc->last->head->child)
1.79 kristaps 1154: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1155: return(0);
1156: break;
1.89 kristaps 1157: case (LIST_column):
1.109 kristaps 1158: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1159:
1.87 kristaps 1160: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1161:
1.87 kristaps 1162: if (NULL == mdoc->last->body->child)
1163: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1164: return(0);
1.87 kristaps 1165:
1.89 kristaps 1166: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1167: if (MDOC_BODY == c->type)
1168: i++;
1.38 kristaps 1169:
1.89 kristaps 1170: if (i < cols)
1171: er = MANDOCERR_ARGCOUNT;
1172: else if (i == cols || i == cols + 1)
1.38 kristaps 1173: break;
1.89 kristaps 1174: else
1175: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1176:
1.89 kristaps 1177: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1178: mdoc->last->line, mdoc->last->pos,
1179: "columns == %d (have %d)", cols, i);
1.89 kristaps 1180: return(rc);
1.1 kristaps 1181: default:
1182: break;
1183: }
1184:
1185: return(1);
1186: }
1187:
1188:
1189: static int
1.14 kristaps 1190: post_bl_head(POST_ARGS)
1191: {
1.90 kristaps 1192: int i;
1193: struct mdoc_node *n;
1.14 kristaps 1194:
1.90 kristaps 1195: assert(mdoc->last->parent);
1.14 kristaps 1196: n = mdoc->last->parent;
1197:
1.104 kristaps 1198: if (LIST_column == n->data.Bl->type) {
1.109 kristaps 1199: if (n->data.Bl->ncols && mdoc->last->nchild) {
1.90 kristaps 1200: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1201: return(0);
1.65 kristaps 1202: }
1.90 kristaps 1203: return(1);
1.65 kristaps 1204: }
1.14 kristaps 1205:
1.65 kristaps 1206: if (0 == (i = mdoc->last->nchild))
1207: return(1);
1208: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.14 kristaps 1209: }
1210:
1211:
1212: static int
1.1 kristaps 1213: post_bl(POST_ARGS)
1214: {
1215: struct mdoc_node *n;
1216:
1.14 kristaps 1217: if (MDOC_HEAD == mdoc->last->type)
1218: return(post_bl_head(mdoc));
1.1 kristaps 1219: if (MDOC_BODY != mdoc->last->type)
1220: return(1);
1221: if (NULL == mdoc->last->child)
1222: return(1);
1223:
1.55 kristaps 1224: /*
1225: * We only allow certain children of `Bl'. This is usually on
1226: * `It', but apparently `Sm' occurs here and there, so we let
1227: * that one through, too.
1228: */
1229:
1.1 kristaps 1230: /* LINTED */
1231: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1232: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1233: continue;
1234: if (MDOC_Sm == n->tok)
1235: continue;
1.79 kristaps 1236: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1237: return(0);
1.1 kristaps 1238: }
1239:
1240: return(1);
1241: }
1242:
1243:
1244: static int
1245: ebool(struct mdoc *mdoc)
1246: {
1247: struct mdoc_node *n;
1248:
1249: /* LINTED */
1250: for (n = mdoc->last->child; n; n = n->next) {
1251: if (MDOC_TEXT != n->type)
1252: break;
1.2 kristaps 1253: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1254: continue;
1.2 kristaps 1255: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1256: continue;
1257: break;
1258: }
1259:
1260: if (NULL == n)
1261: return(1);
1.79 kristaps 1262: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1263: }
1264:
1265:
1266: static int
1267: post_root(POST_ARGS)
1268: {
1269:
1270: if (NULL == mdoc->first->child)
1.79 kristaps 1271: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1272: else if ( ! (MDOC_PBODY & mdoc->flags))
1273: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1274: else if (MDOC_BLOCK != mdoc->first->child->type)
1275: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1276: else if (MDOC_Sh != mdoc->first->child->tok)
1277: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1278: else
1279: return(1);
1.1 kristaps 1280:
1.79 kristaps 1281: return(0);
1.1 kristaps 1282: }
1283:
1284:
1285: static int
1286: post_st(POST_ARGS)
1287: {
1288:
1289: if (mdoc_a2st(mdoc->last->child->string))
1290: return(1);
1.79 kristaps 1291: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.1 kristaps 1292: }
1293:
1294:
1295: static int
1.43 kristaps 1296: post_rs(POST_ARGS)
1297: {
1298: struct mdoc_node *nn;
1299:
1300: if (MDOC_BODY != mdoc->last->type)
1301: return(1);
1302:
1303: for (nn = mdoc->last->child; nn; nn = nn->next)
1304: switch (nn->tok) {
1.50 kristaps 1305: case(MDOC__U):
1306: /* FALLTHROUGH */
1.43 kristaps 1307: case(MDOC__Q):
1308: /* FALLTHROUGH */
1309: case(MDOC__C):
1310: /* FALLTHROUGH */
1311: case(MDOC__A):
1312: /* FALLTHROUGH */
1313: case(MDOC__B):
1314: /* FALLTHROUGH */
1315: case(MDOC__D):
1316: /* FALLTHROUGH */
1317: case(MDOC__I):
1318: /* FALLTHROUGH */
1319: case(MDOC__J):
1320: /* FALLTHROUGH */
1321: case(MDOC__N):
1322: /* FALLTHROUGH */
1323: case(MDOC__O):
1324: /* FALLTHROUGH */
1325: case(MDOC__P):
1326: /* FALLTHROUGH */
1327: case(MDOC__R):
1328: /* FALLTHROUGH */
1329: case(MDOC__T):
1330: /* FALLTHROUGH */
1331: case(MDOC__V):
1332: break;
1333: default:
1.79 kristaps 1334: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1335: return(0);
1.43 kristaps 1336: }
1337:
1338: return(1);
1339: }
1340:
1341:
1342: static int
1.1 kristaps 1343: post_sh(POST_ARGS)
1344: {
1345:
1346: if (MDOC_HEAD == mdoc->last->type)
1347: return(post_sh_head(mdoc));
1348: if (MDOC_BODY == mdoc->last->type)
1349: return(post_sh_body(mdoc));
1350:
1351: return(1);
1352: }
1353:
1354:
1355: static int
1356: post_sh_body(POST_ARGS)
1357: {
1358: struct mdoc_node *n;
1359:
1.29 kristaps 1360: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1361: return(1);
1362:
1363: /*
1364: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1365: * macros (can have multiple `Nm' and one `Nd'). Note that the
1366: * children of the BODY declaration can also be "text".
1367: */
1368:
1369: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1370: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1371:
1372: for ( ; n && n->next; n = n->next) {
1373: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1374: continue;
1.28 kristaps 1375: if (MDOC_TEXT == n->type)
1376: continue;
1.79 kristaps 1377: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1378: return(0);
1379: }
1380:
1.41 kristaps 1381: assert(n);
1.27 kristaps 1382: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1383: return(1);
1.79 kristaps 1384: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1385: }
1386:
1387:
1388: static int
1389: post_sh_head(POST_ARGS)
1390: {
1.81 kristaps 1391: char buf[BUFSIZ];
1.2 kristaps 1392: enum mdoc_sec sec;
1393: const struct mdoc_node *n;
1.1 kristaps 1394:
1395: /*
1396: * Process a new section. Sections are either "named" or
1397: * "custom"; custom sections are user-defined, while named ones
1398: * usually follow a conventional order and may only appear in
1399: * certain manual sections.
1400: */
1401:
1.79 kristaps 1402: buf[0] = '\0';
1403:
1404: /*
1405: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1406: * in the interests of simplicity.
1407: */
1.1 kristaps 1408:
1.2 kristaps 1409: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1410: /* XXX - copied from compact(). */
1.2 kristaps 1411: assert(MDOC_TEXT == n->type);
1.12 kristaps 1412:
1.81 kristaps 1413: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1414: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1415: return(0);
1416: }
1.2 kristaps 1417: if (NULL == n->next)
1418: continue;
1.81 kristaps 1419: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1420: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1421: return(0);
1422: }
1.2 kristaps 1423: }
1.1 kristaps 1424:
1.72 kristaps 1425: sec = mdoc_str2sec(buf);
1.1 kristaps 1426:
1.12 kristaps 1427: /*
1428: * Check: NAME should always be first, CUSTOM has no roles,
1429: * non-CUSTOM has a conventional order to be followed.
1430: */
1.1 kristaps 1431:
1.72 kristaps 1432: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.79 kristaps 1433: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.72 kristaps 1434: return(0);
1435:
1.1 kristaps 1436: if (SEC_CUSTOM == sec)
1437: return(1);
1.72 kristaps 1438:
1.1 kristaps 1439: if (sec == mdoc->lastnamed)
1.79 kristaps 1440: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.26 kristaps 1441: return(0);
1.72 kristaps 1442:
1.1 kristaps 1443: if (sec < mdoc->lastnamed)
1.79 kristaps 1444: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.26 kristaps 1445: return(0);
1.1 kristaps 1446:
1.12 kristaps 1447: /*
1448: * Check particular section/manual conventions. LIBRARY can
1.78 kristaps 1449: * only occur in manual section 2, 3, and 9.
1.12 kristaps 1450: */
1.1 kristaps 1451:
1452: switch (sec) {
1453: case (SEC_LIBRARY):
1.78 kristaps 1454: assert(mdoc->meta.msec);
1455: if (*mdoc->meta.msec == '2')
1456: break;
1457: if (*mdoc->meta.msec == '3')
1458: break;
1459: if (*mdoc->meta.msec == '9')
1.1 kristaps 1460: break;
1.79 kristaps 1461: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1462: default:
1463: break;
1464: }
1465:
1466: return(1);
1467: }
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