Annotation of mandoc/mdoc_validate.c, Revision 1.32
1.32 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.31 2009/07/12 20:50:08 kristaps Exp $ */
1.1 kristaps 2: /*
1.7 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
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: */
17: #include <sys/types.h>
18:
19: #include <assert.h>
20: #include <ctype.h>
21: #include <stdarg.h>
22: #include <stdlib.h>
1.2 kristaps 23: #include <string.h>
1.1 kristaps 24:
25: #include "libmdoc.h"
1.18 kristaps 26: #include "libmandoc.h"
1.1 kristaps 27:
28: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
29: /* TODO: ignoring Pp (it's superfluous in some invocations). */
30:
1.32 ! kristaps 31: #define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n
! 32: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 33:
34: typedef int (*v_pre)(PRE_ARGS);
35: typedef int (*v_post)(POST_ARGS);
36:
37: struct valids {
38: v_pre *pre;
39: v_post *post;
40: };
41:
1.32 ! kristaps 42: static int check_parent(PRE_ARGS, int, enum mdoc_type);
! 43: static int check_msec(PRE_ARGS, ...);
! 44: static int check_sec(PRE_ARGS, ...);
! 45: static int check_stdarg(PRE_ARGS);
! 46: static int check_text(struct mdoc *, int, int, const char *);
! 47: static int check_argv(struct mdoc *,
1.1 kristaps 48: const struct mdoc_node *,
49: const struct mdoc_argv *);
1.32 ! kristaps 50: static int check_args(struct mdoc *,
1.1 kristaps 51: const struct mdoc_node *);
1.32 ! kristaps 52: static int err_child_lt(struct mdoc *, const char *, int);
! 53: static int warn_child_lt(struct mdoc *, const char *, int);
! 54: static int err_child_gt(struct mdoc *, const char *, int);
! 55: static int warn_child_gt(struct mdoc *, const char *, int);
! 56: static int err_child_eq(struct mdoc *, const char *, int);
! 57: static int warn_child_eq(struct mdoc *, const char *, int);
! 58: static int warn_print(struct mdoc *, int, 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: #ifdef __linux__
! 65: extern size_t strlcat(char *, const char *, size_t);
! 66: #endif
! 67:
! 68: static int berr_ge1(POST_ARGS);
! 69: static int bwarn_ge1(POST_ARGS);
! 70: static int ebool(POST_ARGS);
! 71: static int eerr_eq0(POST_ARGS);
! 72: static int eerr_eq1(POST_ARGS);
! 73: static int eerr_ge1(POST_ARGS);
! 74: static int eerr_le2(POST_ARGS);
! 75: static int ewarn_eq0(POST_ARGS);
! 76: static int ewarn_ge1(POST_ARGS);
! 77: static int herr_eq0(POST_ARGS);
! 78: static int herr_ge1(POST_ARGS);
! 79: static int hwarn_eq1(POST_ARGS);
! 80: static int hwarn_le1(POST_ARGS);
! 81:
! 82: static int post_an(POST_ARGS);
! 83: static int post_args(POST_ARGS);
! 84: static int post_at(POST_ARGS);
! 85: static int post_bf(POST_ARGS);
! 86: static int post_bl(POST_ARGS);
! 87: static int post_bl_head(POST_ARGS);
! 88: static int post_it(POST_ARGS);
! 89: static int post_lb(POST_ARGS);
! 90: static int post_nm(POST_ARGS);
! 91: static int post_root(POST_ARGS);
! 92: static int post_sh(POST_ARGS);
! 93: static int post_sh_body(POST_ARGS);
! 94: static int post_sh_head(POST_ARGS);
! 95: static int post_st(POST_ARGS);
! 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_cd(PRE_ARGS);
! 100: static int pre_dd(PRE_ARGS);
! 101: static int pre_display(PRE_ARGS);
! 102: static int pre_dt(PRE_ARGS);
! 103: static int pre_er(PRE_ARGS);
! 104: static int pre_ex(PRE_ARGS);
! 105: static int pre_fd(PRE_ARGS);
! 106: static int pre_it(PRE_ARGS);
! 107: static int pre_lb(PRE_ARGS);
! 108: static int pre_os(PRE_ARGS);
! 109: static int pre_rv(PRE_ARGS);
! 110: static int pre_sh(PRE_ARGS);
! 111: static int pre_ss(PRE_ARGS);
! 112:
! 113: static v_post posts_an[] = { post_an, NULL };
! 114: static v_post posts_at[] = { post_at, NULL };
! 115: static v_post posts_bd[] = { herr_eq0, bwarn_ge1, NULL };
! 116: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
! 117: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
! 118: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
! 119: static v_post posts_ex[] = { eerr_eq0, post_args, NULL };
! 120: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
! 121: static v_post posts_in[] = { eerr_eq1, NULL };
! 122: static v_post posts_it[] = { post_it, NULL };
! 123: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
! 124: static v_post posts_nd[] = { berr_ge1, NULL };
! 125: static v_post posts_nm[] = { post_nm, NULL };
! 126: static v_post posts_notext[] = { eerr_eq0, NULL };
! 127: static v_post posts_pf[] = { eerr_eq1, NULL };
! 128: static v_post posts_pp[] = { ewarn_eq0, NULL };
! 129: static v_post posts_rv[] = { eerr_eq0, post_args, NULL };
! 130: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
! 131: static v_post posts_ss[] = { herr_ge1, NULL };
! 132: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
! 133: static v_post posts_text[] = { eerr_ge1, NULL };
! 134: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
! 135: static v_post posts_wtext[] = { ewarn_ge1, NULL };
! 136: static v_post posts_xr[] = { eerr_ge1, eerr_le2, NULL };
! 137: static v_pre pres_an[] = { pre_an, NULL };
! 138: static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
! 139: static v_pre pres_bl[] = { pre_bl, NULL };
! 140: static v_pre pres_cd[] = { pre_cd, NULL };
! 141: static v_pre pres_d1[] = { pre_display, NULL };
! 142: static v_pre pres_dd[] = { pre_dd, NULL };
! 143: static v_pre pres_dt[] = { pre_dt, NULL };
! 144: static v_pre pres_er[] = { pre_er, NULL };
! 145: static v_pre pres_ex[] = { pre_ex, NULL };
! 146: static v_pre pres_fd[] = { pre_fd, NULL };
! 147: static v_pre pres_it[] = { pre_it, NULL };
! 148: static v_pre pres_lb[] = { pre_lb, NULL };
! 149: static v_pre pres_os[] = { pre_os, NULL };
! 150: static v_pre pres_rv[] = { pre_rv, NULL };
! 151: static v_pre pres_sh[] = { pre_sh, NULL };
! 152: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 153:
154: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 155: { NULL, NULL }, /* Ap */
1.1 kristaps 156: { pres_dd, posts_text }, /* Dd */
157: { pres_dt, NULL }, /* Dt */
158: { pres_os, NULL }, /* Os */
159: { pres_sh, posts_sh }, /* Sh */
160: { pres_ss, posts_ss }, /* Ss */
161: { NULL, posts_pp }, /* Pp */
162: { pres_d1, posts_wline }, /* D1 */
163: { pres_d1, posts_wline }, /* Dl */
164: { pres_bd, posts_bd }, /* Bd */
165: { NULL, NULL }, /* Ed */
166: { pres_bl, posts_bl }, /* Bl */
167: { NULL, NULL }, /* El */
168: { pres_it, posts_it }, /* It */
169: { NULL, posts_text }, /* Ad */
170: { pres_an, posts_an }, /* An */
171: { NULL, NULL }, /* Ar */
172: { pres_cd, posts_text }, /* Cd */
173: { NULL, NULL }, /* Cm */
174: { NULL, NULL }, /* Dv */
175: { pres_er, posts_text }, /* Er */
176: { NULL, NULL }, /* Ev */
177: { pres_ex, posts_ex }, /* Ex */
178: { NULL, NULL }, /* Fa */
179: { pres_fd, posts_wtext }, /* Fd */
180: { NULL, NULL }, /* Fl */
181: { NULL, posts_text }, /* Fn */
182: { NULL, posts_wtext }, /* Ft */
183: { NULL, posts_text }, /* Ic */
184: { NULL, posts_in }, /* In */
185: { NULL, NULL }, /* Li */
1.27 kristaps 186: { NULL, posts_nd }, /* Nd */
1.1 kristaps 187: { NULL, posts_nm }, /* Nm */
188: { NULL, posts_wline }, /* Op */
189: { NULL, NULL }, /* Ot */
190: { NULL, NULL }, /* Pa */
191: { pres_rv, posts_rv }, /* Rv */
192: { NULL, posts_st }, /* St */
193: { NULL, NULL }, /* Va */
194: { NULL, posts_text }, /* Vt */
195: { NULL, posts_xr }, /* Xr */
196: { NULL, posts_text }, /* %A */
197: { NULL, posts_text }, /* %B */
198: { NULL, posts_text }, /* %D */
199: { NULL, posts_text }, /* %I */
200: { NULL, posts_text }, /* %J */
201: { NULL, posts_text }, /* %N */
202: { NULL, posts_text }, /* %O */
203: { NULL, posts_text }, /* %P */
204: { NULL, posts_text }, /* %R */
205: { NULL, posts_text }, /* %T */
206: { NULL, posts_text }, /* %V */
207: { NULL, NULL }, /* Ac */
208: { NULL, NULL }, /* Ao */
209: { NULL, posts_wline }, /* Aq */
210: { NULL, posts_at }, /* At */
211: { NULL, NULL }, /* Bc */
212: { NULL, posts_bf }, /* Bf */
213: { NULL, NULL }, /* Bo */
214: { NULL, posts_wline }, /* Bq */
215: { NULL, NULL }, /* Bsx */
216: { NULL, NULL }, /* Bx */
217: { NULL, posts_bool }, /* Db */
218: { NULL, NULL }, /* Dc */
219: { NULL, NULL }, /* Do */
220: { NULL, posts_wline }, /* Dq */
221: { NULL, NULL }, /* Ec */
222: { NULL, NULL }, /* Ef */
223: { NULL, NULL }, /* Em */
224: { NULL, NULL }, /* Eo */
225: { NULL, NULL }, /* Fx */
226: { NULL, posts_text }, /* Ms */
227: { NULL, posts_notext }, /* No */
228: { NULL, posts_notext }, /* Ns */
229: { NULL, NULL }, /* Nx */
230: { NULL, NULL }, /* Ox */
231: { NULL, NULL }, /* Pc */
232: { NULL, posts_pf }, /* Pf */
233: { NULL, NULL }, /* Po */
234: { NULL, posts_wline }, /* Pq */
235: { NULL, NULL }, /* Qc */
236: { NULL, posts_wline }, /* Ql */
237: { NULL, NULL }, /* Qo */
238: { NULL, posts_wline }, /* Qq */
239: { NULL, NULL }, /* Re */
240: { NULL, posts_wline }, /* Rs */
241: { NULL, NULL }, /* Sc */
242: { NULL, NULL }, /* So */
243: { NULL, posts_wline }, /* Sq */
244: { NULL, posts_bool }, /* Sm */
245: { NULL, posts_text }, /* Sx */
246: { NULL, posts_text }, /* Sy */
247: { NULL, posts_text }, /* Tn */
248: { NULL, NULL }, /* Ux */
249: { NULL, NULL }, /* Xc */
250: { NULL, NULL }, /* Xo */
251: { NULL, posts_fo }, /* Fo */
252: { NULL, NULL }, /* Fc */
253: { NULL, NULL }, /* Oo */
254: { NULL, NULL }, /* Oc */
255: { NULL, posts_wline }, /* Bk */
256: { NULL, NULL }, /* Ek */
257: { NULL, posts_notext }, /* Bt */
258: { NULL, NULL }, /* Hf */
259: { NULL, NULL }, /* Fr */
260: { NULL, posts_notext }, /* Ud */
261: { pres_lb, posts_lb }, /* Lb */
262: { NULL, posts_pp }, /* Lp */
1.9 kristaps 263: { NULL, NULL }, /* Lk */
1.1 kristaps 264: { NULL, posts_text }, /* Mt */
265: { NULL, posts_wline }, /* Brq */
266: { NULL, NULL }, /* Bro */
267: { NULL, NULL }, /* Brc */
268: { NULL, posts_text }, /* %C */
269: { NULL, NULL }, /* Es */
270: { NULL, NULL }, /* En */
271: { NULL, NULL }, /* Dx */
272: { NULL, posts_text }, /* %Q */
273: };
274:
275:
276: int
1.32 ! kristaps 277: mdoc_valid_pre(struct mdoc *mdoc, const struct mdoc_node *n)
1.1 kristaps 278: {
279: v_pre *p;
280: int line, pos;
281: const char *tp;
282:
283: if (MDOC_TEXT == n->type) {
284: tp = n->string;
285: line = n->line;
286: pos = n->pos;
287: return(check_text(mdoc, line, pos, tp));
288: }
289:
290: if ( ! check_args(mdoc, n))
291: return(0);
292: if (NULL == mdoc_valids[n->tok].pre)
293: return(1);
294: for (p = mdoc_valids[n->tok].pre; *p; p++)
295: if ( ! (*p)(mdoc, n))
296: return(0);
297: return(1);
298: }
299:
300:
301: int
302: mdoc_valid_post(struct mdoc *mdoc)
303: {
304: v_post *p;
305:
306: if (MDOC_VALID & mdoc->last->flags)
307: return(1);
308: mdoc->last->flags |= MDOC_VALID;
309:
310: if (MDOC_TEXT == mdoc->last->type)
311: return(1);
312: if (MDOC_ROOT == mdoc->last->type)
313: return(post_root(mdoc));
314:
315: if (NULL == mdoc_valids[mdoc->last->tok].post)
316: return(1);
317: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
318: if ( ! (*p)(mdoc))
319: return(0);
320:
321: return(1);
322: }
323:
324:
325: static int
1.4 kristaps 326: warn_print(struct mdoc *m, int ln, int pos)
327: {
1.21 kristaps 328:
1.23 kristaps 329: if (MDOC_IGN_CHARS & m->pflags)
330: return(mdoc_pwarn(m, ln, pos, EPRINT));
331: return(mdoc_perr(m, ln, pos, EPRINT));
1.4 kristaps 332: }
333:
1.1 kristaps 334:
335: static inline int
336: warn_count(struct mdoc *m, const char *k,
337: int want, const char *v, int has)
338: {
339:
1.23 kristaps 340: return(mdoc_vwarn(m, m->last->line, m->last->pos,
341: "suggests %s %s %d (has %d)", v, k, want, has));
1.1 kristaps 342: }
343:
344:
345: static inline int
346: err_count(struct mdoc *m, const char *k,
347: int want, const char *v, int has)
348: {
349:
1.23 kristaps 350: return(mdoc_verr(m, m->last->line, m->last->pos,
1.1 kristaps 351: "requires %s %s %d (has %d)", v, k, want, has));
352: }
353:
354:
355: /*
356: * Build these up with macros because they're basically the same check
357: * for different inequalities. Yes, this could be done with functions,
358: * but this is reasonable for now.
359: */
360:
361: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
362: static int \
363: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
364: { \
1.16 kristaps 365: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 366: return(1); \
1.16 kristaps 367: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 368: }
369:
370: #define CHECK_BODY_DEFN(name, lvl, func, num) \
371: static int \
372: b##lvl##_##name(POST_ARGS) \
373: { \
374: if (MDOC_BODY != mdoc->last->type) \
375: return(1); \
376: return(func(mdoc, "multi-line arguments", (num))); \
377: }
378:
379: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
380: static int \
381: e##lvl##_##name(POST_ARGS) \
382: { \
383: assert(MDOC_ELEM == mdoc->last->type); \
384: return(func(mdoc, "line arguments", (num))); \
385: }
386:
387: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
388: static int \
389: h##lvl##_##name(POST_ARGS) \
390: { \
391: if (MDOC_HEAD != mdoc->last->type) \
392: return(1); \
393: return(func(mdoc, "line arguments", (num))); \
394: }
395:
396:
397: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
398: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
399: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
400: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
401: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
402: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
403: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.27 kristaps 404: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.1 kristaps 405: CHECK_ELEM_DEFN(eq0, warn, warn_child_eq, 0) /* ewarn_eq0() */
406: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_gt1() */
407: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
408: CHECK_ELEM_DEFN(le2, err, err_child_lt, 3) /* eerr_le2() */
409: CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
410: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
411: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
412: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
413: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
414: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
415:
416:
417: static int
418: check_stdarg(PRE_ARGS)
419: {
420:
421: if (n->args && 1 == n->args->argc)
422: if (MDOC_Std == n->args->argv[0].arg)
423: return(1);
1.23 kristaps 424: return(mdoc_nwarn(mdoc, n, EARGVAL));
1.1 kristaps 425: }
426:
427:
428: static int
429: check_sec(PRE_ARGS, ...)
430: {
431: enum mdoc_sec sec;
432: va_list ap;
433:
434: va_start(ap, n);
435:
436: for (;;) {
437: /* LINTED */
438: sec = (enum mdoc_sec)va_arg(ap, int);
439: if (SEC_CUSTOM == sec)
440: break;
441: if (sec != mdoc->lastsec)
442: continue;
443: va_end(ap);
444: return(1);
445: }
446:
447: va_end(ap);
1.23 kristaps 448: return(mdoc_nwarn(mdoc, n, EBADSEC));
1.1 kristaps 449: }
450:
451:
452: static int
453: check_msec(PRE_ARGS, ...)
454: {
455: va_list ap;
456: int msec;
457:
458: va_start(ap, n);
459: for (;;) {
460: /* LINTED */
461: if (0 == (msec = va_arg(ap, int)))
462: break;
463: if (msec != mdoc->meta.msec)
464: continue;
465: va_end(ap);
466: return(1);
467: }
468:
469: va_end(ap);
1.23 kristaps 470: return(mdoc_nwarn(mdoc, n, EBADMSEC));
1.1 kristaps 471: }
472:
473:
474: static int
475: check_args(struct mdoc *m, const struct mdoc_node *n)
476: {
477: int i;
478:
479: if (NULL == n->args)
480: return(1);
481:
482: assert(n->args->argc);
483: for (i = 0; i < (int)n->args->argc; i++)
484: if ( ! check_argv(m, n, &n->args->argv[i]))
485: return(0);
486:
487: return(1);
488: }
489:
490:
491: static int
492: check_argv(struct mdoc *m, const struct mdoc_node *n,
493: const struct mdoc_argv *v)
494: {
495: int i;
496:
497: for (i = 0; i < (int)v->sz; i++)
498: if ( ! check_text(m, v->line, v->pos, v->value[i]))
499: return(0);
500:
501: if (MDOC_Std == v->arg) {
502: /* `Nm' name must be set. */
503: if (v->sz || m->meta.name)
504: return(1);
1.23 kristaps 505: return(mdoc_nerr(m, n, ENAME));
1.1 kristaps 506: }
507:
508: return(1);
509: }
510:
511:
512: static int
513: check_text(struct mdoc *mdoc, int line, int pos, const char *p)
514: {
1.18 kristaps 515: int c;
1.1 kristaps 516:
1.18 kristaps 517: for ( ; *p; p++, pos++) {
1.1 kristaps 518: if ('\t' == *p) {
519: if ( ! (MDOC_LITERAL & mdoc->flags))
1.4 kristaps 520: if ( ! warn_print(mdoc, line, pos))
521: return(0);
1.1 kristaps 522: } else if ( ! isprint((u_char)*p))
1.4 kristaps 523: if ( ! warn_print(mdoc, line, pos))
524: return(0);
1.1 kristaps 525:
526: if ('\\' != *p)
527: continue;
528:
1.18 kristaps 529: c = mandoc_special(p);
1.1 kristaps 530: if (c) {
1.18 kristaps 531: p += c - 1;
532: pos += c - 1;
1.1 kristaps 533: continue;
534: }
535: if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags))
1.23 kristaps 536: return(mdoc_perr(mdoc, line, pos, EESCAPE));
1.32 ! kristaps 537: if ( ! mdoc_pwarn(mdoc, line, pos, EESCAPE))
1.1 kristaps 538: return(0);
539: }
540:
541: return(1);
542: }
543:
544:
545:
546:
547: static int
548: check_parent(PRE_ARGS, int tok, enum mdoc_type t)
549: {
550:
551: assert(n->parent);
552: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
553: (t == n->parent->type))
554: return(1);
555:
1.23 kristaps 556: return(mdoc_verr(mdoc, n->line, n->pos, "require parent %s",
1.1 kristaps 557: MDOC_ROOT == t ? "<root>" : mdoc_macronames[tok]));
558: }
559:
560:
561:
562: static int
563: pre_display(PRE_ARGS)
564: {
565: struct mdoc_node *node;
566:
567: /* Display elements (`Bd', `D1'...) cannot be nested. */
568:
569: if (MDOC_BLOCK != n->type)
570: return(1);
571:
572: /* LINTED */
573: for (node = mdoc->last->parent; node; node = node->parent)
574: if (MDOC_BLOCK == node->type)
575: if (MDOC_Bd == node->tok)
576: break;
577: if (NULL == node)
578: return(1);
579:
1.23 kristaps 580: return(mdoc_nerr(mdoc, n, ENESTDISP));
1.1 kristaps 581: }
582:
583:
584: static int
585: pre_bl(PRE_ARGS)
586: {
1.15 kristaps 587: int pos, type, width, offset;
1.1 kristaps 588:
589: if (MDOC_BLOCK != n->type)
590: return(1);
591: if (NULL == n->args)
1.23 kristaps 592: return(mdoc_nerr(mdoc, n, ELISTTYPE));
1.1 kristaps 593:
594: /* Make sure that only one type of list is specified. */
595:
1.15 kristaps 596: type = offset = width = -1;
1.1 kristaps 597:
598: /* LINTED */
1.8 kristaps 599: for (pos = 0; pos < (int)n->args->argc; pos++)
600: switch (n->args->argv[pos].arg) {
1.1 kristaps 601: case (MDOC_Bullet):
602: /* FALLTHROUGH */
603: case (MDOC_Dash):
604: /* FALLTHROUGH */
605: case (MDOC_Enum):
606: /* FALLTHROUGH */
607: case (MDOC_Hyphen):
608: /* FALLTHROUGH */
609: case (MDOC_Item):
610: /* FALLTHROUGH */
611: case (MDOC_Tag):
612: /* FALLTHROUGH */
613: case (MDOC_Diag):
614: /* FALLTHROUGH */
615: case (MDOC_Hang):
616: /* FALLTHROUGH */
617: case (MDOC_Ohang):
618: /* FALLTHROUGH */
619: case (MDOC_Inset):
620: /* FALLTHROUGH */
621: case (MDOC_Column):
1.8 kristaps 622: if (-1 != type)
1.23 kristaps 623: return(mdoc_nerr(mdoc, n, EMULTILIST));
1.8 kristaps 624: type = n->args->argv[pos].arg;
625: break;
1.1 kristaps 626: case (MDOC_Width):
1.8 kristaps 627: if (-1 != width)
1.23 kristaps 628: return(mdoc_nerr(mdoc, n, EARGREP));
1.8 kristaps 629: width = n->args->argv[pos].arg;
630: break;
1.1 kristaps 631: case (MDOC_Offset):
1.8 kristaps 632: if (-1 != offset)
1.23 kristaps 633: return(mdoc_nerr(mdoc, n, EARGREP));
1.8 kristaps 634: offset = n->args->argv[pos].arg;
635: break;
1.1 kristaps 636: default:
637: break;
638: }
639:
640: if (-1 == type)
1.23 kristaps 641: return(mdoc_nerr(mdoc, n, ELISTTYPE));
1.1 kristaps 642:
1.8 kristaps 643: /*
644: * Validate the width field. Some list types don't need width
645: * types and should be warned about them. Others should have it
646: * and must also be warned.
647: */
648:
1.1 kristaps 649: switch (type) {
1.8 kristaps 650: case (MDOC_Tag):
1.23 kristaps 651: if (-1 == width && ! mdoc_nwarn(mdoc, n, EMISSWIDTH))
1.8 kristaps 652: return(0);
653: break;
1.1 kristaps 654: case (MDOC_Column):
655: /* FALLTHROUGH */
656: case (MDOC_Diag):
657: /* FALLTHROUGH */
658: case (MDOC_Inset):
659: /* FALLTHROUGH */
660: case (MDOC_Item):
1.23 kristaps 661: if (-1 != width && ! mdoc_nwarn(mdoc, n, ENOWIDTH))
1.8 kristaps 662: return(0);
663: break;
664: default:
665: break;
666: }
667:
1.1 kristaps 668: return(1);
669: }
670:
671:
672: static int
673: pre_bd(PRE_ARGS)
674: {
675: int i, type, err;
676:
677: if (MDOC_BLOCK != n->type)
678: return(1);
679: if (NULL == n->args)
1.23 kristaps 680: return(mdoc_nerr(mdoc, n, EDISPTYPE));
1.1 kristaps 681:
682: /* Make sure that only one type of display is specified. */
683:
684: /* LINTED */
685: for (i = 0, err = type = 0; ! err &&
686: i < (int)n->args->argc; i++)
687: switch (n->args->argv[i].arg) {
688: case (MDOC_Ragged):
689: /* FALLTHROUGH */
690: case (MDOC_Unfilled):
691: /* FALLTHROUGH */
692: case (MDOC_Filled):
693: /* FALLTHROUGH */
694: case (MDOC_Literal):
695: /* FALLTHROUGH */
696: case (MDOC_File):
697: if (0 == type++)
698: break;
1.23 kristaps 699: return(mdoc_nerr(mdoc, n, EMULTIDISP));
1.1 kristaps 700: default:
701: break;
702: }
703:
704: if (type)
705: return(1);
1.23 kristaps 706: return(mdoc_nerr(mdoc, n, EDISPTYPE));
1.1 kristaps 707: }
708:
709:
710: static int
711: pre_ss(PRE_ARGS)
712: {
713:
714: if (MDOC_BLOCK != n->type)
715: return(1);
716: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
717: }
718:
719:
720: static int
721: pre_sh(PRE_ARGS)
722: {
723:
724: if (MDOC_BLOCK != n->type)
725: return(1);
726: return(check_parent(mdoc, n, -1, MDOC_ROOT));
727: }
728:
729:
730: static int
731: pre_it(PRE_ARGS)
732: {
733:
734: if (MDOC_BLOCK != n->type)
735: return(1);
736: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
737: }
738:
739:
740: static int
741: pre_an(PRE_ARGS)
742: {
743:
744: if (NULL == n->args || 1 == n->args->argc)
745: return(1);
1.23 kristaps 746: return(mdoc_verr(mdoc, n->line, n->pos,
747: "only one argument allowed"));
1.1 kristaps 748: }
749:
750:
751: static int
752: pre_lb(PRE_ARGS)
753: {
754:
755: return(check_sec(mdoc, n, SEC_LIBRARY, SEC_CUSTOM));
756: }
757:
758:
759: static int
760: pre_rv(PRE_ARGS)
761: {
762:
763: if ( ! check_msec(mdoc, n, 2, 3, 0))
764: return(0);
765: return(check_stdarg(mdoc, n));
766: }
767:
768:
769: static int
770: pre_ex(PRE_ARGS)
771: {
772:
773: if ( ! check_msec(mdoc, n, 1, 6, 8, 0))
774: return(0);
775: return(check_stdarg(mdoc, n));
776: }
777:
778:
779: static int
780: pre_er(PRE_ARGS)
781: {
782:
1.6 kristaps 783: return(check_msec(mdoc, n, 2, 3, 9, 0));
1.1 kristaps 784: }
785:
786:
787: static int
788: pre_cd(PRE_ARGS)
789: {
790:
791: return(check_msec(mdoc, n, 4, 0));
792: }
793:
794:
795: static int
796: pre_dt(PRE_ARGS)
797: {
798:
799: if (0 == mdoc->meta.date || mdoc->meta.os)
1.23 kristaps 800: if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
1.1 kristaps 801: return(0);
802: if (mdoc->meta.title)
1.23 kristaps 803: if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
1.1 kristaps 804: return(0);
805: return(1);
806: }
807:
808:
809: static int
810: pre_os(PRE_ARGS)
811: {
812:
813: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.23 kristaps 814: if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
1.1 kristaps 815: return(0);
816: if (mdoc->meta.os)
1.23 kristaps 817: if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
1.1 kristaps 818: return(0);
819: return(1);
820: }
821:
822:
823: static int
824: pre_dd(PRE_ARGS)
825: {
826:
827: if (mdoc->meta.title || mdoc->meta.os)
1.23 kristaps 828: if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
1.1 kristaps 829: return(0);
830: if (mdoc->meta.date)
1.23 kristaps 831: if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
1.1 kristaps 832: return(0);
833: return(1);
834: }
835:
836:
837: static int
838: post_bf(POST_ARGS)
839: {
840: char *p;
841: struct mdoc_node *head;
842:
843: if (MDOC_BLOCK != mdoc->last->type)
844: return(1);
845:
846: head = mdoc->last->head;
847:
1.12 kristaps 848: if (mdoc->last->args && head->child)
1.24 kristaps 849: return(mdoc_nerr(mdoc, mdoc->last, ELINE));
1.13 kristaps 850: else if (mdoc->last->args)
851: return(1);
1.12 kristaps 852:
1.13 kristaps 853: if (NULL == head->child || MDOC_TEXT != head->child->type)
1.24 kristaps 854: return(mdoc_nerr(mdoc, mdoc->last, ELINE));
1.1 kristaps 855:
1.13 kristaps 856: p = head->child->string;
1.1 kristaps 857:
1.13 kristaps 858: if (0 == strcmp(p, "Em"))
859: return(1);
860: else if (0 == strcmp(p, "Li"))
861: return(1);
862: else if (0 == strcmp(p, "Sm"))
863: return(1);
1.1 kristaps 864:
1.23 kristaps 865: return(mdoc_nerr(mdoc, head, EFONT));
1.1 kristaps 866: }
867:
868:
869: static int
1.31 kristaps 870: post_lb(POST_ARGS)
871: {
872:
873: if (mdoc_a2lib(mdoc->last->child->string))
874: return(1);
875: return(mdoc_nwarn(mdoc, mdoc->last, ELIB));
876: }
877:
878:
879: static int
1.1 kristaps 880: post_nm(POST_ARGS)
881: {
882:
883: if (mdoc->last->child)
884: return(1);
885: if (mdoc->meta.name)
886: return(1);
1.23 kristaps 887: return(mdoc_nerr(mdoc, mdoc->last, ENAME));
1.1 kristaps 888: }
889:
890:
891: static int
892: post_at(POST_ARGS)
893: {
894:
895: if (NULL == mdoc->last->child)
896: return(1);
897: if (MDOC_TEXT != mdoc->last->child->type)
1.23 kristaps 898: return(mdoc_nerr(mdoc, mdoc->last, EATT));
1.1 kristaps 899: if (mdoc_a2att(mdoc->last->child->string))
900: return(1);
1.23 kristaps 901: return(mdoc_nerr(mdoc, mdoc->last, EATT));
1.1 kristaps 902: }
903:
904:
905: static int
906: post_an(POST_ARGS)
907: {
908:
909: if (mdoc->last->args) {
910: if (NULL == mdoc->last->child)
911: return(1);
1.23 kristaps 912: return(mdoc_nerr(mdoc, mdoc->last, ELINE));
1.1 kristaps 913: }
914:
915: if (mdoc->last->child)
916: return(1);
1.23 kristaps 917: return(mdoc_nerr(mdoc, mdoc->last, ELINE));
1.1 kristaps 918: }
919:
920:
921: static int
922: post_args(POST_ARGS)
923: {
924:
925: if (mdoc->last->args)
926: return(1);
1.23 kristaps 927: return(mdoc_nerr(mdoc, mdoc->last, ELINE));
1.1 kristaps 928: }
929:
930:
931: static int
932: post_it(POST_ARGS)
933: {
934: int type, i, cols;
935: struct mdoc_node *n, *c;
936:
937: if (MDOC_BLOCK != mdoc->last->type)
938: return(1);
939:
940: n = mdoc->last->parent->parent;
941: if (NULL == n->args)
1.23 kristaps 942: return(mdoc_nerr(mdoc, mdoc->last, ELISTTYPE));
1.1 kristaps 943:
944: /* Some types require block-head, some not. */
945:
946: /* LINTED */
947: for (cols = type = -1, i = 0; -1 == type &&
948: i < (int)n->args->argc; i++)
949: switch (n->args->argv[i].arg) {
950: case (MDOC_Tag):
951: /* FALLTHROUGH */
952: case (MDOC_Diag):
953: /* FALLTHROUGH */
954: case (MDOC_Hang):
955: /* FALLTHROUGH */
956: case (MDOC_Ohang):
957: /* FALLTHROUGH */
958: case (MDOC_Inset):
959: /* FALLTHROUGH */
960: case (MDOC_Bullet):
961: /* FALLTHROUGH */
962: case (MDOC_Dash):
963: /* FALLTHROUGH */
964: case (MDOC_Enum):
965: /* FALLTHROUGH */
966: case (MDOC_Hyphen):
967: /* FALLTHROUGH */
968: case (MDOC_Item):
969: type = n->args->argv[i].arg;
970: break;
971: case (MDOC_Column):
972: type = n->args->argv[i].arg;
973: cols = (int)n->args->argv[i].sz;
974: break;
975: default:
976: break;
977: }
978:
979: if (-1 == type)
1.23 kristaps 980: return(mdoc_nerr(mdoc, mdoc->last, ELISTTYPE));
1.1 kristaps 981:
982: switch (type) {
983: case (MDOC_Tag):
984: if (NULL == mdoc->last->head->child)
1.23 kristaps 985: if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
1.1 kristaps 986: return(0);
987: break;
988: case (MDOC_Hang):
989: /* FALLTHROUGH */
990: case (MDOC_Ohang):
991: /* FALLTHROUGH */
992: case (MDOC_Inset):
993: /* FALLTHROUGH */
994: case (MDOC_Diag):
995: if (NULL == mdoc->last->head->child)
1.23 kristaps 996: if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
1.1 kristaps 997: return(0);
998: if (NULL == mdoc->last->body->child)
1.23 kristaps 999: if ( ! mdoc_nwarn(mdoc, mdoc->last, EMULTILINE))
1.1 kristaps 1000: return(0);
1001: break;
1002: case (MDOC_Bullet):
1003: /* FALLTHROUGH */
1004: case (MDOC_Dash):
1005: /* FALLTHROUGH */
1006: case (MDOC_Enum):
1007: /* FALLTHROUGH */
1008: case (MDOC_Hyphen):
1009: /* FALLTHROUGH */
1010: case (MDOC_Item):
1011: if (mdoc->last->head->child)
1.23 kristaps 1012: if ( ! mdoc_nwarn(mdoc, mdoc->last, ENOLINE))
1.1 kristaps 1013: return(0);
1014: if (NULL == mdoc->last->body->child)
1.23 kristaps 1015: if ( ! mdoc_nwarn(mdoc, mdoc->last, EMULTILINE))
1.1 kristaps 1016: return(0);
1017: break;
1018: case (MDOC_Column):
1019: if (NULL == mdoc->last->head->child)
1.23 kristaps 1020: if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
1.1 kristaps 1021: return(0);
1022: if (mdoc->last->body->child)
1.23 kristaps 1023: if ( ! mdoc_nwarn(mdoc, mdoc->last, ENOMULTILINE))
1.1 kristaps 1024: return(0);
1025: c = mdoc->last->child;
1026: for (i = 0; c && MDOC_HEAD == c->type; c = c->next)
1027: i++;
1028: if (i == cols)
1029: break;
1.23 kristaps 1030: return(mdoc_verr(mdoc, mdoc->last->line, mdoc->last->pos,
1031: "column mismatch (have %d, want %d)",
1032: i, cols));
1.1 kristaps 1033: default:
1034: break;
1035: }
1036:
1037: return(1);
1038: }
1039:
1040:
1041: static int
1.14 kristaps 1042: post_bl_head(POST_ARGS)
1043: {
1044: int i;
1045: const struct mdoc_node *n;
1046:
1047: n = mdoc->last->parent;
1048: assert(n->args);
1049:
1050: for (i = 0; i < (int)n->args->argc; i++)
1051: if (n->args->argv[i].arg == MDOC_Column)
1052: break;
1053:
1054: if (i == (int)n->args->argc)
1055: return(1);
1056:
1057: if (n->args->argv[i].sz && mdoc->last->child)
1.23 kristaps 1058: return(mdoc_nerr(mdoc, n, ECOLMIS));
1.14 kristaps 1059:
1060: return(1);
1061: }
1062:
1063:
1064: static int
1.1 kristaps 1065: post_bl(POST_ARGS)
1066: {
1067: struct mdoc_node *n;
1068:
1.14 kristaps 1069: if (MDOC_HEAD == mdoc->last->type)
1070: return(post_bl_head(mdoc));
1.1 kristaps 1071: if (MDOC_BODY != mdoc->last->type)
1072: return(1);
1073: if (NULL == mdoc->last->child)
1074: return(1);
1075:
1076: /* LINTED */
1077: for (n = mdoc->last->child; n; n = n->next) {
1078: if (MDOC_BLOCK == n->type)
1079: if (MDOC_It == n->tok)
1080: continue;
1.23 kristaps 1081: return(mdoc_verr(mdoc, n->line, n->pos,
1082: "bad child of parent %s",
1.1 kristaps 1083: mdoc_macronames[mdoc->last->tok]));
1084: }
1085:
1086: return(1);
1087: }
1088:
1089:
1090: static int
1091: ebool(struct mdoc *mdoc)
1092: {
1093: struct mdoc_node *n;
1094:
1095: /* LINTED */
1096: for (n = mdoc->last->child; n; n = n->next) {
1097: if (MDOC_TEXT != n->type)
1098: break;
1.2 kristaps 1099: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1100: continue;
1.2 kristaps 1101: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1102: continue;
1103: break;
1104: }
1105:
1106: if (NULL == n)
1107: return(1);
1.23 kristaps 1108: return(mdoc_nerr(mdoc, n, EBOOL));
1.1 kristaps 1109: }
1110:
1111:
1112: static int
1113: post_root(POST_ARGS)
1114: {
1115:
1116: if (NULL == mdoc->first->child)
1.23 kristaps 1117: return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
1.12 kristaps 1118: if ( ! (MDOC_PBODY & mdoc->flags))
1.23 kristaps 1119: return(mdoc_nerr(mdoc, mdoc->first, ENOPROLOGUE));
1.1 kristaps 1120:
1121: if (MDOC_BLOCK != mdoc->first->child->type)
1.23 kristaps 1122: return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
1.1 kristaps 1123: if (MDOC_Sh != mdoc->first->child->tok)
1.23 kristaps 1124: return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
1.1 kristaps 1125:
1126: return(1);
1127: }
1128:
1129:
1130: static int
1131: post_st(POST_ARGS)
1132: {
1133:
1134: if (mdoc_a2st(mdoc->last->child->string))
1135: return(1);
1.30 kristaps 1136: return(mdoc_nerr(mdoc, mdoc->last, EBADSTAND));
1.1 kristaps 1137: }
1138:
1139:
1140: static int
1141: post_sh(POST_ARGS)
1142: {
1143:
1144: if (MDOC_HEAD == mdoc->last->type)
1145: return(post_sh_head(mdoc));
1146: if (MDOC_BODY == mdoc->last->type)
1147: return(post_sh_body(mdoc));
1148:
1149: return(1);
1150: }
1151:
1152:
1153: static int
1154: post_sh_body(POST_ARGS)
1155: {
1156: struct mdoc_node *n;
1157:
1.29 kristaps 1158: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1159: return(1);
1160:
1161: /*
1162: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1163: * macros (can have multiple `Nm' and one `Nd'). Note that the
1164: * children of the BODY declaration can also be "text".
1165: */
1166:
1167: if (NULL == (n = mdoc->last->child))
1.23 kristaps 1168: return(mdoc_nwarn(mdoc, mdoc->last, ENAMESECINC));
1.1 kristaps 1169:
1170: for ( ; n && n->next; n = n->next) {
1171: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1172: continue;
1.28 kristaps 1173: if (MDOC_TEXT == n->type)
1174: continue;
1.23 kristaps 1175: if ( ! mdoc_nwarn(mdoc, mdoc->last, ENAMESECINC))
1.1 kristaps 1176: return(0);
1177: }
1178:
1.27 kristaps 1179: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1180: return(1);
1.23 kristaps 1181: return(mdoc_nwarn(mdoc, mdoc->last, ENAMESECINC));
1.1 kristaps 1182: }
1183:
1184:
1185: static int
1186: post_sh_head(POST_ARGS)
1187: {
1.2 kristaps 1188: char buf[64];
1189: enum mdoc_sec sec;
1190: const struct mdoc_node *n;
1.1 kristaps 1191:
1192: /*
1193: * Process a new section. Sections are either "named" or
1194: * "custom"; custom sections are user-defined, while named ones
1195: * usually follow a conventional order and may only appear in
1196: * certain manual sections.
1197: */
1198:
1.12 kristaps 1199: buf[0] = 0;
1.1 kristaps 1200:
1.2 kristaps 1201: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1202: /* XXX - copied from compact(). */
1.2 kristaps 1203: assert(MDOC_TEXT == n->type);
1.12 kristaps 1204:
1.2 kristaps 1205: if (strlcat(buf, n->string, 64) >= 64)
1.23 kristaps 1206: return(mdoc_nerr(mdoc, n, ETOOLONG));
1.2 kristaps 1207: if (NULL == n->next)
1208: continue;
1209: if (strlcat(buf, " ", 64) >= 64)
1.23 kristaps 1210: return(mdoc_nerr(mdoc, n, ETOOLONG));
1.2 kristaps 1211: }
1.1 kristaps 1212:
1213: sec = mdoc_atosec(buf);
1214:
1.12 kristaps 1215: /*
1216: * Check: NAME should always be first, CUSTOM has no roles,
1217: * non-CUSTOM has a conventional order to be followed.
1218: */
1.1 kristaps 1219:
1.12 kristaps 1220: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.23 kristaps 1221: return(mdoc_nerr(mdoc, mdoc->last, ESECNAME));
1.1 kristaps 1222: if (SEC_CUSTOM == sec)
1223: return(1);
1224: if (sec == mdoc->lastnamed)
1.26 kristaps 1225: if ( ! mdoc_nwarn(mdoc, mdoc->last, ESECREP))
1226: return(0);
1.1 kristaps 1227: if (sec < mdoc->lastnamed)
1.26 kristaps 1228: if ( ! mdoc_nwarn(mdoc, mdoc->last, ESECOOO))
1229: return(0);
1.1 kristaps 1230:
1.12 kristaps 1231: /*
1232: * Check particular section/manual conventions. LIBRARY can
1233: * only occur in msec 2, 3 (TODO: are there more of these?).
1234: */
1.1 kristaps 1235:
1236: switch (sec) {
1237: case (SEC_LIBRARY):
1238: switch (mdoc->meta.msec) {
1239: case (2):
1240: /* FALLTHROUGH */
1241: case (3):
1242: break;
1243: default:
1.23 kristaps 1244: return(mdoc_nwarn(mdoc, mdoc->last, EWRONGMSEC));
1.1 kristaps 1245: }
1246: break;
1247: default:
1248: break;
1249: }
1250:
1251: return(1);
1252: }
1253:
1254:
1255: static int
1256: pre_fd(PRE_ARGS)
1257: {
1258:
1259: return(check_sec(mdoc, n, SEC_SYNOPSIS, SEC_CUSTOM));
1260: }
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