Annotation of mandoc/mdoc_validate.c, Revision 1.85
1.85 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.84 2010/05/26 10:39:35 kristaps Exp $ */
1.1 kristaps 2: /*
1.77 kristaps 3: * Copyright (c) 2008, 2009 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: /* TODO: ignoring Pp (it's superfluous in some invocations). */
36:
1.32 kristaps 37: #define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n
38: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 39:
40: typedef int (*v_pre)(PRE_ARGS);
41: typedef int (*v_post)(POST_ARGS);
42:
43: struct valids {
44: v_pre *pre;
45: v_post *post;
46: };
47:
1.59 kristaps 48: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.32 kristaps 49: static int check_stdarg(PRE_ARGS);
50: static int check_text(struct mdoc *, int, int, const char *);
51: static int check_argv(struct mdoc *,
1.1 kristaps 52: const struct mdoc_node *,
53: const struct mdoc_argv *);
1.32 kristaps 54: static int check_args(struct mdoc *,
1.1 kristaps 55: const struct mdoc_node *);
1.32 kristaps 56: static int err_child_lt(struct mdoc *, const char *, int);
57: static int warn_child_lt(struct mdoc *, const char *, int);
58: static int err_child_gt(struct mdoc *, const char *, int);
59: static int warn_child_gt(struct mdoc *, const char *, int);
60: static int err_child_eq(struct mdoc *, const char *, int);
61: static int warn_child_eq(struct mdoc *, const char *, int);
62: static int warn_count(struct mdoc *, const char *,
1.1 kristaps 63: int, const char *, int);
1.32 kristaps 64: static int err_count(struct mdoc *, const char *,
1.1 kristaps 65: int, const char *, int);
1.32 kristaps 66:
67: static int berr_ge1(POST_ARGS);
68: static int bwarn_ge1(POST_ARGS);
69: static int ebool(POST_ARGS);
70: static int eerr_eq0(POST_ARGS);
71: static int eerr_eq1(POST_ARGS);
72: static int eerr_ge1(POST_ARGS);
1.46 kristaps 73: static int eerr_le1(POST_ARGS);
1.32 kristaps 74: static int ewarn_ge1(POST_ARGS);
75: static int herr_eq0(POST_ARGS);
76: static int herr_ge1(POST_ARGS);
77: static int hwarn_eq1(POST_ARGS);
1.66 kristaps 78: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 79: static int hwarn_le1(POST_ARGS);
80:
81: static int post_an(POST_ARGS);
82: static int post_at(POST_ARGS);
83: static int post_bf(POST_ARGS);
84: static int post_bl(POST_ARGS);
85: static int post_bl_head(POST_ARGS);
1.85 ! kristaps 86: static int post_dt(POST_ARGS);
1.32 kristaps 87: static int post_it(POST_ARGS);
88: static int post_lb(POST_ARGS);
89: static int post_nm(POST_ARGS);
90: static int post_root(POST_ARGS);
1.43 kristaps 91: static int post_rs(POST_ARGS);
1.32 kristaps 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);
1.84 kristaps 96: static int post_eoln(POST_ARGS);
1.57 kristaps 97: static int post_vt(POST_ARGS);
1.32 kristaps 98: static int pre_an(PRE_ARGS);
99: static int pre_bd(PRE_ARGS);
100: static int pre_bl(PRE_ARGS);
101: static int pre_dd(PRE_ARGS);
102: static int pre_display(PRE_ARGS);
103: static int pre_dt(PRE_ARGS);
104: static int pre_it(PRE_ARGS);
105: static int pre_os(PRE_ARGS);
106: static int pre_rv(PRE_ARGS);
107: static int pre_sh(PRE_ARGS);
108: static int pre_ss(PRE_ARGS);
109:
110: static v_post posts_an[] = { post_an, NULL };
111: static v_post posts_at[] = { post_at, NULL };
1.66 kristaps 112: static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 113: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
114: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
115: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 116: static v_post posts_eoln[] = { post_eoln, NULL };
1.85 ! kristaps 117: static v_post posts_dt[] = { post_dt, NULL };
1.32 kristaps 118: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
119: static v_post posts_it[] = { post_it, NULL };
120: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
121: static v_post posts_nd[] = { berr_ge1, NULL };
122: static v_post posts_nm[] = { post_nm, NULL };
123: static v_post posts_notext[] = { eerr_eq0, NULL };
1.44 kristaps 124: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.32 kristaps 125: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 126: static v_post posts_sp[] = { eerr_le1, NULL };
1.32 kristaps 127: static v_post posts_ss[] = { herr_ge1, NULL };
128: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
129: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 130: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 131: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 132: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
133: static v_post posts_wtext[] = { ewarn_ge1, NULL };
134: static v_pre pres_an[] = { pre_an, NULL };
135: static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
136: static v_pre pres_bl[] = { pre_bl, NULL };
137: static v_pre pres_d1[] = { pre_display, NULL };
138: static v_pre pres_dd[] = { pre_dd, NULL };
139: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 140: static v_pre pres_er[] = { NULL, NULL };
1.76 kristaps 141: static v_pre pres_ex[] = { NULL, NULL };
1.77 kristaps 142: static v_pre pres_fd[] = { NULL, NULL };
1.32 kristaps 143: static v_pre pres_it[] = { pre_it, NULL };
144: static v_pre pres_os[] = { pre_os, NULL };
145: static v_pre pres_rv[] = { pre_rv, NULL };
146: static v_pre pres_sh[] = { pre_sh, NULL };
147: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 148:
149: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 150: { NULL, NULL }, /* Ap */
1.1 kristaps 151: { pres_dd, posts_text }, /* Dd */
1.85 ! kristaps 152: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 153: { pres_os, NULL }, /* Os */
154: { pres_sh, posts_sh }, /* Sh */
155: { pres_ss, posts_ss }, /* Ss */
1.34 kristaps 156: { NULL, posts_notext }, /* Pp */
1.1 kristaps 157: { pres_d1, posts_wline }, /* D1 */
158: { pres_d1, posts_wline }, /* Dl */
159: { pres_bd, posts_bd }, /* Bd */
160: { NULL, NULL }, /* Ed */
161: { pres_bl, posts_bl }, /* Bl */
162: { NULL, NULL }, /* El */
163: { pres_it, posts_it }, /* It */
164: { NULL, posts_text }, /* Ad */
165: { pres_an, posts_an }, /* An */
166: { NULL, NULL }, /* Ar */
1.69 kristaps 167: { NULL, posts_text }, /* Cd */
1.1 kristaps 168: { NULL, NULL }, /* Cm */
169: { NULL, NULL }, /* Dv */
170: { pres_er, posts_text }, /* Er */
171: { NULL, NULL }, /* Ev */
1.42 kristaps 172: { pres_ex, NULL }, /* Ex */
1.1 kristaps 173: { NULL, NULL }, /* Fa */
174: { pres_fd, posts_wtext }, /* Fd */
175: { NULL, NULL }, /* Fl */
176: { NULL, posts_text }, /* Fn */
177: { NULL, posts_wtext }, /* Ft */
178: { NULL, posts_text }, /* Ic */
1.51 kristaps 179: { NULL, posts_text1 }, /* In */
1.1 kristaps 180: { NULL, NULL }, /* Li */
1.27 kristaps 181: { NULL, posts_nd }, /* Nd */
1.1 kristaps 182: { NULL, posts_nm }, /* Nm */
183: { NULL, posts_wline }, /* Op */
184: { NULL, NULL }, /* Ot */
185: { NULL, NULL }, /* Pa */
1.42 kristaps 186: { pres_rv, NULL }, /* Rv */
1.1 kristaps 187: { NULL, posts_st }, /* St */
188: { NULL, NULL }, /* Va */
1.57 kristaps 189: { NULL, posts_vt }, /* Vt */
1.84 kristaps 190: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 191: { NULL, posts_text }, /* %A */
1.47 kristaps 192: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 193: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 194: { NULL, posts_text }, /* %I */
195: { NULL, posts_text }, /* %J */
196: { NULL, posts_text }, /* %N */
197: { NULL, posts_text }, /* %O */
198: { NULL, posts_text }, /* %P */
199: { NULL, posts_text }, /* %R */
1.47 kristaps 200: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 201: { NULL, posts_text }, /* %V */
202: { NULL, NULL }, /* Ac */
203: { NULL, NULL }, /* Ao */
204: { NULL, posts_wline }, /* Aq */
205: { NULL, posts_at }, /* At */
206: { NULL, NULL }, /* Bc */
207: { NULL, posts_bf }, /* Bf */
208: { NULL, NULL }, /* Bo */
209: { NULL, posts_wline }, /* Bq */
210: { NULL, NULL }, /* Bsx */
211: { NULL, NULL }, /* Bx */
212: { NULL, posts_bool }, /* Db */
213: { NULL, NULL }, /* Dc */
214: { NULL, NULL }, /* Do */
215: { NULL, posts_wline }, /* Dq */
216: { NULL, NULL }, /* Ec */
217: { NULL, NULL }, /* Ef */
218: { NULL, NULL }, /* Em */
219: { NULL, NULL }, /* Eo */
220: { NULL, NULL }, /* Fx */
221: { NULL, posts_text }, /* Ms */
222: { NULL, posts_notext }, /* No */
223: { NULL, posts_notext }, /* Ns */
224: { NULL, NULL }, /* Nx */
225: { NULL, NULL }, /* Ox */
226: { NULL, NULL }, /* Pc */
1.51 kristaps 227: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 228: { NULL, NULL }, /* Po */
229: { NULL, posts_wline }, /* Pq */
230: { NULL, NULL }, /* Qc */
231: { NULL, posts_wline }, /* Ql */
232: { NULL, NULL }, /* Qo */
233: { NULL, posts_wline }, /* Qq */
234: { NULL, NULL }, /* Re */
1.43 kristaps 235: { NULL, posts_rs }, /* Rs */
1.1 kristaps 236: { NULL, NULL }, /* Sc */
237: { NULL, NULL }, /* So */
238: { NULL, posts_wline }, /* Sq */
239: { NULL, posts_bool }, /* Sm */
240: { NULL, posts_text }, /* Sx */
241: { NULL, posts_text }, /* Sy */
242: { NULL, posts_text }, /* Tn */
243: { NULL, NULL }, /* Ux */
244: { NULL, NULL }, /* Xc */
245: { NULL, NULL }, /* Xo */
246: { NULL, posts_fo }, /* Fo */
247: { NULL, NULL }, /* Fc */
248: { NULL, NULL }, /* Oo */
249: { NULL, NULL }, /* Oc */
250: { NULL, posts_wline }, /* Bk */
251: { NULL, NULL }, /* Ek */
1.84 kristaps 252: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 253: { NULL, NULL }, /* Hf */
254: { NULL, NULL }, /* Fr */
1.84 kristaps 255: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 256: { NULL, posts_lb }, /* Lb */
1.34 kristaps 257: { NULL, posts_notext }, /* Lp */
1.51 kristaps 258: { NULL, posts_text }, /* Lk */
1.1 kristaps 259: { NULL, posts_text }, /* Mt */
260: { NULL, posts_wline }, /* Brq */
261: { NULL, NULL }, /* Bro */
262: { NULL, NULL }, /* Brc */
263: { NULL, posts_text }, /* %C */
264: { NULL, NULL }, /* Es */
265: { NULL, NULL }, /* En */
266: { NULL, NULL }, /* Dx */
267: { NULL, posts_text }, /* %Q */
1.33 kristaps 268: { NULL, posts_notext }, /* br */
1.35 kristaps 269: { NULL, posts_sp }, /* sp */
1.51 kristaps 270: { NULL, posts_text1 }, /* %U */
1.1 kristaps 271: };
272:
273:
274: int
1.32 kristaps 275: mdoc_valid_pre(struct mdoc *mdoc, const struct mdoc_node *n)
1.1 kristaps 276: {
277: v_pre *p;
278: int line, pos;
279: const char *tp;
280:
281: if (MDOC_TEXT == n->type) {
282: tp = n->string;
283: line = n->line;
284: pos = n->pos;
285: return(check_text(mdoc, line, pos, tp));
286: }
287:
288: if ( ! check_args(mdoc, n))
289: return(0);
290: if (NULL == mdoc_valids[n->tok].pre)
291: return(1);
292: for (p = mdoc_valids[n->tok].pre; *p; p++)
293: if ( ! (*p)(mdoc, n))
294: return(0);
295: return(1);
296: }
297:
298:
299: int
300: mdoc_valid_post(struct mdoc *mdoc)
301: {
302: v_post *p;
303:
304: if (MDOC_VALID & mdoc->last->flags)
305: return(1);
306: mdoc->last->flags |= MDOC_VALID;
307:
308: if (MDOC_TEXT == mdoc->last->type)
309: return(1);
310: if (MDOC_ROOT == mdoc->last->type)
311: return(post_root(mdoc));
312:
313: if (NULL == mdoc_valids[mdoc->last->tok].post)
314: return(1);
315: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
316: if ( ! (*p)(mdoc))
317: return(0);
318:
319: return(1);
320: }
321:
322:
323: static inline int
324: warn_count(struct mdoc *m, const char *k,
325: int want, const char *v, int has)
326: {
327:
1.79 kristaps 328: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
329: m->last->line, m->last->pos,
330: "%s %s %d (have %d)", v, k, want, has));
1.1 kristaps 331: }
332:
333:
334: static inline int
335: err_count(struct mdoc *m, const char *k,
336: int want, const char *v, int has)
337: {
338:
1.79 kristaps 339: mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
340: m->last->line, m->last->pos,
341: "%s %s %d (have %d)",
342: v, k, want, has);
343: return(0);
1.1 kristaps 344: }
345:
346:
347: /*
348: * Build these up with macros because they're basically the same check
349: * for different inequalities. Yes, this could be done with functions,
350: * but this is reasonable for now.
351: */
352:
353: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
354: static int \
355: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
356: { \
1.16 kristaps 357: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 358: return(1); \
1.16 kristaps 359: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 360: }
361:
362: #define CHECK_BODY_DEFN(name, lvl, func, num) \
363: static int \
364: b##lvl##_##name(POST_ARGS) \
365: { \
366: if (MDOC_BODY != mdoc->last->type) \
367: return(1); \
368: return(func(mdoc, "multi-line arguments", (num))); \
369: }
370:
371: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
372: static int \
373: e##lvl##_##name(POST_ARGS) \
374: { \
375: assert(MDOC_ELEM == mdoc->last->type); \
376: return(func(mdoc, "line arguments", (num))); \
377: }
378:
379: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
380: static int \
381: h##lvl##_##name(POST_ARGS) \
382: { \
383: if (MDOC_HEAD != mdoc->last->type) \
384: return(1); \
385: return(func(mdoc, "line arguments", (num))); \
386: }
387:
388:
389: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
390: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
391: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
392: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
393: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
394: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
395: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.27 kristaps 396: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.84 kristaps 397: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
1.1 kristaps 398: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
1.46 kristaps 399: CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
1.1 kristaps 400: CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
401: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
402: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
403: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
404: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
405: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
1.66 kristaps 406: CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
1.1 kristaps 407:
408:
409: static int
410: check_stdarg(PRE_ARGS)
411: {
412:
413: if (n->args && 1 == n->args->argc)
414: if (MDOC_Std == n->args->argv[0].arg)
415: return(1);
1.79 kristaps 416: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 417: }
418:
419:
420: static int
421: check_args(struct mdoc *m, const struct mdoc_node *n)
422: {
423: int i;
424:
425: if (NULL == n->args)
426: return(1);
427:
428: assert(n->args->argc);
429: for (i = 0; i < (int)n->args->argc; i++)
430: if ( ! check_argv(m, n, &n->args->argv[i]))
431: return(0);
432:
433: return(1);
434: }
435:
436:
437: static int
438: check_argv(struct mdoc *m, const struct mdoc_node *n,
439: const struct mdoc_argv *v)
440: {
441: int i;
442:
443: for (i = 0; i < (int)v->sz; i++)
444: if ( ! check_text(m, v->line, v->pos, v->value[i]))
445: return(0);
446:
447: if (MDOC_Std == v->arg) {
448: if (v->sz || m->meta.name)
449: return(1);
1.79 kristaps 450: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
451: return(0);
1.1 kristaps 452: }
453:
454: return(1);
455: }
456:
457:
458: static int
459: check_text(struct mdoc *mdoc, int line, int pos, const char *p)
460: {
1.18 kristaps 461: int c;
1.1 kristaps 462:
1.18 kristaps 463: for ( ; *p; p++, pos++) {
1.1 kristaps 464: if ('\t' == *p) {
465: if ( ! (MDOC_LITERAL & mdoc->flags))
1.79 kristaps 466: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.4 kristaps 467: return(0);
1.82 kristaps 468: } else if ( ! isprint((u_char)*p) && ASCII_HYPH != *p)
1.79 kristaps 469: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.4 kristaps 470: return(0);
1.1 kristaps 471:
472: if ('\\' != *p)
473: continue;
474:
1.18 kristaps 475: c = mandoc_special(p);
1.1 kristaps 476: if (c) {
1.18 kristaps 477: p += c - 1;
478: pos += c - 1;
1.1 kristaps 479: continue;
480: }
1.79 kristaps 481:
482: c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE);
483: if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c)
484: return(c);
1.1 kristaps 485: }
486:
487: return(1);
488: }
489:
490:
491:
492:
493: static int
1.59 kristaps 494: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 495: {
496:
497: assert(n->parent);
498: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
499: (t == n->parent->type))
500: return(1);
501:
1.79 kristaps 502: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
503: n->line, n->pos, "want parent %s",
504: MDOC_ROOT == t ? "<root>" :
505: mdoc_macronames[tok]);
506: return(0);
1.1 kristaps 507: }
508:
509:
510:
511: static int
512: pre_display(PRE_ARGS)
513: {
514: struct mdoc_node *node;
515:
516: /* Display elements (`Bd', `D1'...) cannot be nested. */
517:
518: if (MDOC_BLOCK != n->type)
519: return(1);
520:
521: /* LINTED */
522: for (node = mdoc->last->parent; node; node = node->parent)
523: if (MDOC_BLOCK == node->type)
524: if (MDOC_Bd == node->tok)
525: break;
526: if (NULL == node)
527: return(1);
528:
1.79 kristaps 529: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
530: return(0);
1.1 kristaps 531: }
532:
533:
534: static int
535: pre_bl(PRE_ARGS)
536: {
1.15 kristaps 537: int pos, type, width, offset;
1.1 kristaps 538:
539: if (MDOC_BLOCK != n->type)
540: return(1);
1.79 kristaps 541: if (NULL == n->args) {
542: mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
543: return(0);
544: }
1.1 kristaps 545:
546: /* Make sure that only one type of list is specified. */
547:
1.15 kristaps 548: type = offset = width = -1;
1.1 kristaps 549:
550: /* LINTED */
1.8 kristaps 551: for (pos = 0; pos < (int)n->args->argc; pos++)
552: switch (n->args->argv[pos].arg) {
1.1 kristaps 553: case (MDOC_Bullet):
554: /* FALLTHROUGH */
555: case (MDOC_Dash):
556: /* FALLTHROUGH */
557: case (MDOC_Enum):
558: /* FALLTHROUGH */
559: case (MDOC_Hyphen):
560: /* FALLTHROUGH */
561: case (MDOC_Item):
562: /* FALLTHROUGH */
563: case (MDOC_Tag):
564: /* FALLTHROUGH */
565: case (MDOC_Diag):
566: /* FALLTHROUGH */
567: case (MDOC_Hang):
568: /* FALLTHROUGH */
569: case (MDOC_Ohang):
570: /* FALLTHROUGH */
571: case (MDOC_Inset):
572: /* FALLTHROUGH */
573: case (MDOC_Column):
1.80 kristaps 574: if (type < 0) {
575: type = n->args->argv[pos].arg;
1.61 kristaps 576: break;
577: }
1.80 kristaps 578: if (mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
579: break;
580: return(0);
1.45 kristaps 581: case (MDOC_Compact):
1.80 kristaps 582: if (type >= 0)
583: break;
584: if (mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
585: break;
586: return(0);
1.1 kristaps 587: case (MDOC_Width):
1.45 kristaps 588: if (width >= 0)
1.79 kristaps 589: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
590: return(0);
591: if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
1.45 kristaps 592: return(0);
1.8 kristaps 593: width = n->args->argv[pos].arg;
594: break;
1.1 kristaps 595: case (MDOC_Offset):
1.45 kristaps 596: if (offset >= 0)
1.79 kristaps 597: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
598: return(0);
599: if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
1.45 kristaps 600: return(0);
1.8 kristaps 601: offset = n->args->argv[pos].arg;
602: break;
1.1 kristaps 603: default:
604: break;
605: }
606:
1.79 kristaps 607: if (type < 0) {
608: mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
609: return(0);
610: }
1.1 kristaps 611:
1.8 kristaps 612: /*
613: * Validate the width field. Some list types don't need width
614: * types and should be warned about them. Others should have it
615: * and must also be warned.
616: */
617:
1.1 kristaps 618: switch (type) {
1.8 kristaps 619: case (MDOC_Tag):
1.79 kristaps 620: if (width < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
1.8 kristaps 621: return(0);
622: break;
1.1 kristaps 623: case (MDOC_Column):
624: /* FALLTHROUGH */
625: case (MDOC_Diag):
626: /* FALLTHROUGH */
1.53 kristaps 627: case (MDOC_Ohang):
628: /* FALLTHROUGH */
1.1 kristaps 629: case (MDOC_Inset):
630: /* FALLTHROUGH */
631: case (MDOC_Item):
1.79 kristaps 632: if (width >= 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
1.8 kristaps 633: return(0);
634: break;
635: default:
636: break;
637: }
638:
1.1 kristaps 639: return(1);
640: }
641:
642:
643: static int
644: pre_bd(PRE_ARGS)
645: {
646: int i, type, err;
647:
648: if (MDOC_BLOCK != n->type)
649: return(1);
1.79 kristaps 650: if (NULL == n->args) {
651: mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
652: return(0);
653: }
1.1 kristaps 654:
655: /* Make sure that only one type of display is specified. */
656:
657: /* LINTED */
658: for (i = 0, err = type = 0; ! err &&
659: i < (int)n->args->argc; i++)
660: switch (n->args->argv[i].arg) {
1.49 kristaps 661: case (MDOC_Centred):
662: /* FALLTHROUGH */
1.1 kristaps 663: case (MDOC_Ragged):
664: /* FALLTHROUGH */
665: case (MDOC_Unfilled):
666: /* FALLTHROUGH */
667: case (MDOC_Filled):
668: /* FALLTHROUGH */
669: case (MDOC_Literal):
670: if (0 == type++)
671: break;
1.79 kristaps 672: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
673: return(0);
674: break;
1.1 kristaps 675: default:
676: break;
677: }
678:
679: if (type)
680: return(1);
1.79 kristaps 681: mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
682: return(0);
1.1 kristaps 683: }
684:
685:
686: static int
687: pre_ss(PRE_ARGS)
688: {
689:
690: if (MDOC_BLOCK != n->type)
691: return(1);
692: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
693: }
694:
695:
696: static int
697: pre_sh(PRE_ARGS)
698: {
699:
700: if (MDOC_BLOCK != n->type)
701: return(1);
1.70 kristaps 702: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 703: }
704:
705:
706: static int
707: pre_it(PRE_ARGS)
708: {
709:
710: if (MDOC_BLOCK != n->type)
711: return(1);
1.79 kristaps 712: /*
713: * FIXME: this can probably be lifted if we make the It into
714: * something else on-the-fly?
715: */
1.1 kristaps 716: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
717: }
718:
719:
720: static int
721: pre_an(PRE_ARGS)
722: {
723:
724: if (NULL == n->args || 1 == n->args->argc)
725: return(1);
1.79 kristaps 726: mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT,
727: n->line, n->pos,
728: "line arguments == 1 (have %d)",
729: n->args->argc);
730: return(0);
1.1 kristaps 731: }
732:
733:
734: static int
735: pre_rv(PRE_ARGS)
736: {
737:
738: return(check_stdarg(mdoc, n));
739: }
740:
741:
742: static int
1.85 ! kristaps 743: post_dt(POST_ARGS)
! 744: {
! 745: const struct mdoc_node *nn;
! 746: const char *p;
! 747:
! 748: if (NULL != (nn = mdoc->last->child))
! 749: for (p = nn->string; *p; p++) {
! 750: if ( ! isalpha((u_char)*p))
! 751: continue;
! 752: if (isupper((u_char)*p))
! 753: continue;
! 754: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
! 755: return(0);
! 756: break;
! 757: }
! 758:
! 759: return(1);
! 760: }
! 761:
! 762:
! 763: static int
1.1 kristaps 764: pre_dt(PRE_ARGS)
765: {
1.54 kristaps 766:
1.1 kristaps 767: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 768: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 769: return(0);
770: if (mdoc->meta.title)
1.79 kristaps 771: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 772: return(0);
773: return(1);
774: }
775:
776:
777: static int
778: pre_os(PRE_ARGS)
779: {
780:
781: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 782: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 783: return(0);
784: if (mdoc->meta.os)
1.79 kristaps 785: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 786: return(0);
787: return(1);
788: }
789:
790:
791: static int
792: pre_dd(PRE_ARGS)
793: {
794:
795: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 796: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 797: return(0);
798: if (mdoc->meta.date)
1.79 kristaps 799: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 800: return(0);
801: return(1);
802: }
803:
804:
805: static int
806: post_bf(POST_ARGS)
807: {
808: char *p;
809: struct mdoc_node *head;
810:
811: if (MDOC_BLOCK != mdoc->last->type)
812: return(1);
813:
814: head = mdoc->last->head;
815:
1.79 kristaps 816: if (mdoc->last->args && head->child) {
817: /* FIXME: this should provide a default. */
818: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
819: return(0);
820: } else if (mdoc->last->args)
1.13 kristaps 821: return(1);
1.12 kristaps 822:
1.79 kristaps 823: if (NULL == head->child || MDOC_TEXT != head->child->type) {
824: /* FIXME: this should provide a default. */
825: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
826: return(0);
827: }
1.1 kristaps 828:
1.13 kristaps 829: p = head->child->string;
1.1 kristaps 830:
1.13 kristaps 831: if (0 == strcmp(p, "Em"))
832: return(1);
833: else if (0 == strcmp(p, "Li"))
834: return(1);
1.37 kristaps 835: else if (0 == strcmp(p, "Sy"))
1.13 kristaps 836: return(1);
1.1 kristaps 837:
1.79 kristaps 838: mdoc_nmsg(mdoc, head, MANDOCERR_FONTTYPE);
839: return(0);
1.1 kristaps 840: }
841:
842:
843: static int
1.31 kristaps 844: post_lb(POST_ARGS)
845: {
846:
847: if (mdoc_a2lib(mdoc->last->child->string))
848: return(1);
1.79 kristaps 849: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.84 kristaps 850: }
851:
852:
853: static int
854: post_eoln(POST_ARGS)
855: {
856:
857: if (NULL == mdoc->last->child)
858: return(1);
859: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 860: }
861:
862:
863: static int
1.57 kristaps 864: post_vt(POST_ARGS)
865: {
866: const struct mdoc_node *n;
867:
868: /*
869: * The Vt macro comes in both ELEM and BLOCK form, both of which
870: * have different syntaxes (yet more context-sensitive
871: * behaviour). ELEM types must have a child; BLOCK types,
872: * specifically the BODY, should only have TEXT children.
873: */
874:
875: if (MDOC_ELEM == mdoc->last->type)
876: return(eerr_ge1(mdoc));
877: if (MDOC_BODY != mdoc->last->type)
878: return(1);
879:
880: for (n = mdoc->last->child; n; n = n->next)
881: if (MDOC_TEXT != n->type)
1.79 kristaps 882: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 883: return(0);
884:
885: return(1);
886: }
887:
888:
889: static int
1.1 kristaps 890: post_nm(POST_ARGS)
891: {
892:
893: if (mdoc->last->child)
894: return(1);
895: if (mdoc->meta.name)
896: return(1);
1.79 kristaps 897: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 898: }
899:
900:
901: static int
902: post_at(POST_ARGS)
903: {
904:
905: if (NULL == mdoc->last->child)
906: return(1);
1.79 kristaps 907: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 908: if (mdoc_a2att(mdoc->last->child->string))
909: return(1);
1.79 kristaps 910: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 911: }
912:
913:
914: static int
915: post_an(POST_ARGS)
916: {
917:
918: if (mdoc->last->args) {
919: if (NULL == mdoc->last->child)
920: return(1);
1.79 kristaps 921: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT));
1.1 kristaps 922: }
923:
924: if (mdoc->last->child)
925: return(1);
1.79 kristaps 926: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS));
1.1 kristaps 927: }
928:
929:
930: static int
931: post_it(POST_ARGS)
932: {
933: int type, i, cols;
934: struct mdoc_node *n, *c;
935:
936: if (MDOC_BLOCK != mdoc->last->type)
937: return(1);
938:
939: n = mdoc->last->parent->parent;
1.79 kristaps 940: if (NULL == n->args) {
941: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
942: return(0);
943: }
1.1 kristaps 944:
945: /* Some types require block-head, some not. */
946:
947: /* LINTED */
948: for (cols = type = -1, i = 0; -1 == type &&
949: i < (int)n->args->argc; i++)
950: switch (n->args->argv[i].arg) {
951: case (MDOC_Tag):
952: /* FALLTHROUGH */
953: case (MDOC_Diag):
954: /* FALLTHROUGH */
955: case (MDOC_Hang):
956: /* FALLTHROUGH */
957: case (MDOC_Ohang):
958: /* FALLTHROUGH */
959: case (MDOC_Inset):
960: /* FALLTHROUGH */
961: case (MDOC_Bullet):
962: /* FALLTHROUGH */
963: case (MDOC_Dash):
964: /* FALLTHROUGH */
965: case (MDOC_Enum):
966: /* FALLTHROUGH */
967: case (MDOC_Hyphen):
968: /* FALLTHROUGH */
969: case (MDOC_Item):
970: type = n->args->argv[i].arg;
971: break;
972: case (MDOC_Column):
973: type = n->args->argv[i].arg;
974: cols = (int)n->args->argv[i].sz;
975: break;
976: default:
977: break;
978: }
979:
1.79 kristaps 980: if (-1 == type) {
981: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
982: return(0);
983: }
1.1 kristaps 984:
985: switch (type) {
986: case (MDOC_Tag):
987: if (NULL == mdoc->last->head->child)
1.79 kristaps 988: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 989: return(0);
990: break;
991: case (MDOC_Hang):
992: /* FALLTHROUGH */
993: case (MDOC_Ohang):
994: /* FALLTHROUGH */
995: case (MDOC_Inset):
996: /* FALLTHROUGH */
997: case (MDOC_Diag):
998: if (NULL == mdoc->last->head->child)
1.79 kristaps 999: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1000: return(0);
1001: if (NULL == mdoc->last->body->child)
1.79 kristaps 1002: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1003: return(0);
1004: break;
1005: case (MDOC_Bullet):
1006: /* FALLTHROUGH */
1007: case (MDOC_Dash):
1008: /* FALLTHROUGH */
1009: case (MDOC_Enum):
1010: /* FALLTHROUGH */
1011: case (MDOC_Hyphen):
1012: /* FALLTHROUGH */
1013: case (MDOC_Item):
1014: if (mdoc->last->head->child)
1.79 kristaps 1015: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1016: return(0);
1017: if (NULL == mdoc->last->body->child)
1.79 kristaps 1018: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1019: return(0);
1020: break;
1021: case (MDOC_Column):
1022: if (NULL == mdoc->last->head->child)
1.79 kristaps 1023: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1024: return(0);
1025: if (mdoc->last->body->child)
1.79 kristaps 1026: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BODYLOST))
1.1 kristaps 1027: return(0);
1028: c = mdoc->last->child;
1029: for (i = 0; c && MDOC_HEAD == c->type; c = c->next)
1030: i++;
1.38 kristaps 1031:
1.73 kristaps 1032: if (i < cols) {
1.79 kristaps 1033: if ( ! mdoc_vmsg(mdoc, MANDOCERR_ARGCOUNT,
1034: mdoc->last->line,
1035: mdoc->last->pos,
1036: "columns == %d (have %d)",
1037: cols, i))
1.38 kristaps 1038: return(0);
1.1 kristaps 1039: break;
1.73 kristaps 1040: } else if (i == cols || i == cols + 1)
1.38 kristaps 1041: break;
1042:
1.79 kristaps 1043: mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT,
1044: mdoc->last->line, mdoc->last->pos,
1045: "columns == %d (have %d)", cols, i);
1046: return(0);
1.1 kristaps 1047: default:
1048: break;
1049: }
1050:
1051: return(1);
1052: }
1053:
1054:
1055: static int
1.14 kristaps 1056: post_bl_head(POST_ARGS)
1057: {
1058: int i;
1059: const struct mdoc_node *n;
1.65 kristaps 1060: const struct mdoc_argv *a;
1.14 kristaps 1061:
1062: n = mdoc->last->parent;
1063: assert(n->args);
1064:
1.65 kristaps 1065: for (i = 0; i < (int)n->args->argc; i++) {
1066: a = &n->args->argv[i];
1067: if (a->arg == MDOC_Column) {
1068: if (a->sz && mdoc->last->nchild)
1.79 kristaps 1069: return(mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS));
1.65 kristaps 1070: return(1);
1071: }
1072: }
1.14 kristaps 1073:
1.65 kristaps 1074: if (0 == (i = mdoc->last->nchild))
1075: return(1);
1076: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.14 kristaps 1077: }
1078:
1079:
1080: static int
1.1 kristaps 1081: post_bl(POST_ARGS)
1082: {
1083: struct mdoc_node *n;
1084:
1.14 kristaps 1085: if (MDOC_HEAD == mdoc->last->type)
1086: return(post_bl_head(mdoc));
1.1 kristaps 1087: if (MDOC_BODY != mdoc->last->type)
1088: return(1);
1089: if (NULL == mdoc->last->child)
1090: return(1);
1091:
1.55 kristaps 1092: /*
1093: * We only allow certain children of `Bl'. This is usually on
1094: * `It', but apparently `Sm' occurs here and there, so we let
1095: * that one through, too.
1096: */
1097:
1.1 kristaps 1098: /* LINTED */
1099: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1100: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1101: continue;
1102: if (MDOC_Sm == n->tok)
1103: continue;
1.79 kristaps 1104: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1105: return(0);
1.1 kristaps 1106: }
1107:
1108: return(1);
1109: }
1110:
1111:
1112: static int
1113: ebool(struct mdoc *mdoc)
1114: {
1115: struct mdoc_node *n;
1116:
1117: /* LINTED */
1118: for (n = mdoc->last->child; n; n = n->next) {
1119: if (MDOC_TEXT != n->type)
1120: break;
1.2 kristaps 1121: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1122: continue;
1.2 kristaps 1123: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1124: continue;
1125: break;
1126: }
1127:
1128: if (NULL == n)
1129: return(1);
1.79 kristaps 1130: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1131: }
1132:
1133:
1134: static int
1135: post_root(POST_ARGS)
1136: {
1137:
1138: if (NULL == mdoc->first->child)
1.79 kristaps 1139: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1140: else if ( ! (MDOC_PBODY & mdoc->flags))
1141: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1142: else if (MDOC_BLOCK != mdoc->first->child->type)
1143: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1144: else if (MDOC_Sh != mdoc->first->child->tok)
1145: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1146: else
1147: return(1);
1.1 kristaps 1148:
1.79 kristaps 1149: return(0);
1.1 kristaps 1150: }
1151:
1152:
1153: static int
1154: post_st(POST_ARGS)
1155: {
1156:
1157: if (mdoc_a2st(mdoc->last->child->string))
1158: return(1);
1.79 kristaps 1159: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.1 kristaps 1160: }
1161:
1162:
1163: static int
1.43 kristaps 1164: post_rs(POST_ARGS)
1165: {
1166: struct mdoc_node *nn;
1167:
1168: if (MDOC_BODY != mdoc->last->type)
1169: return(1);
1170:
1171: for (nn = mdoc->last->child; nn; nn = nn->next)
1172: switch (nn->tok) {
1.50 kristaps 1173: case(MDOC__U):
1174: /* FALLTHROUGH */
1.43 kristaps 1175: case(MDOC__Q):
1176: /* FALLTHROUGH */
1177: case(MDOC__C):
1178: /* FALLTHROUGH */
1179: case(MDOC__A):
1180: /* FALLTHROUGH */
1181: case(MDOC__B):
1182: /* FALLTHROUGH */
1183: case(MDOC__D):
1184: /* FALLTHROUGH */
1185: case(MDOC__I):
1186: /* FALLTHROUGH */
1187: case(MDOC__J):
1188: /* FALLTHROUGH */
1189: case(MDOC__N):
1190: /* FALLTHROUGH */
1191: case(MDOC__O):
1192: /* FALLTHROUGH */
1193: case(MDOC__P):
1194: /* FALLTHROUGH */
1195: case(MDOC__R):
1196: /* FALLTHROUGH */
1197: case(MDOC__T):
1198: /* FALLTHROUGH */
1199: case(MDOC__V):
1200: break;
1201: default:
1.79 kristaps 1202: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1203: return(0);
1.43 kristaps 1204: }
1205:
1206: return(1);
1207: }
1208:
1209:
1210: static int
1.1 kristaps 1211: post_sh(POST_ARGS)
1212: {
1213:
1214: if (MDOC_HEAD == mdoc->last->type)
1215: return(post_sh_head(mdoc));
1216: if (MDOC_BODY == mdoc->last->type)
1217: return(post_sh_body(mdoc));
1218:
1219: return(1);
1220: }
1221:
1222:
1223: static int
1224: post_sh_body(POST_ARGS)
1225: {
1226: struct mdoc_node *n;
1227:
1.29 kristaps 1228: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1229: return(1);
1230:
1231: /*
1232: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1233: * macros (can have multiple `Nm' and one `Nd'). Note that the
1234: * children of the BODY declaration can also be "text".
1235: */
1236:
1237: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1238: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1239:
1240: for ( ; n && n->next; n = n->next) {
1241: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1242: continue;
1.28 kristaps 1243: if (MDOC_TEXT == n->type)
1244: continue;
1.79 kristaps 1245: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1246: return(0);
1247: }
1248:
1.41 kristaps 1249: assert(n);
1.27 kristaps 1250: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1251: return(1);
1.79 kristaps 1252: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1253: }
1254:
1255:
1256: static int
1257: post_sh_head(POST_ARGS)
1258: {
1.81 kristaps 1259: char buf[BUFSIZ];
1.2 kristaps 1260: enum mdoc_sec sec;
1261: const struct mdoc_node *n;
1.1 kristaps 1262:
1263: /*
1264: * Process a new section. Sections are either "named" or
1265: * "custom"; custom sections are user-defined, while named ones
1266: * usually follow a conventional order and may only appear in
1267: * certain manual sections.
1268: */
1269:
1.79 kristaps 1270: buf[0] = '\0';
1271:
1272: /*
1273: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1274: * in the interests of simplicity.
1275: */
1.1 kristaps 1276:
1.2 kristaps 1277: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1278: /* XXX - copied from compact(). */
1.2 kristaps 1279: assert(MDOC_TEXT == n->type);
1.12 kristaps 1280:
1.81 kristaps 1281: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1282: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1283: return(0);
1284: }
1.2 kristaps 1285: if (NULL == n->next)
1286: continue;
1.81 kristaps 1287: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1288: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1289: return(0);
1290: }
1.2 kristaps 1291: }
1.1 kristaps 1292:
1.72 kristaps 1293: sec = mdoc_str2sec(buf);
1.1 kristaps 1294:
1.12 kristaps 1295: /*
1296: * Check: NAME should always be first, CUSTOM has no roles,
1297: * non-CUSTOM has a conventional order to be followed.
1298: */
1.1 kristaps 1299:
1.72 kristaps 1300: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.79 kristaps 1301: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.72 kristaps 1302: return(0);
1303:
1.1 kristaps 1304: if (SEC_CUSTOM == sec)
1305: return(1);
1.72 kristaps 1306:
1.1 kristaps 1307: if (sec == mdoc->lastnamed)
1.79 kristaps 1308: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.26 kristaps 1309: return(0);
1.72 kristaps 1310:
1.1 kristaps 1311: if (sec < mdoc->lastnamed)
1.79 kristaps 1312: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.26 kristaps 1313: return(0);
1.1 kristaps 1314:
1.12 kristaps 1315: /*
1316: * Check particular section/manual conventions. LIBRARY can
1.78 kristaps 1317: * only occur in manual section 2, 3, and 9.
1.12 kristaps 1318: */
1.1 kristaps 1319:
1320: switch (sec) {
1321: case (SEC_LIBRARY):
1.78 kristaps 1322: assert(mdoc->meta.msec);
1323: if (*mdoc->meta.msec == '2')
1324: break;
1325: if (*mdoc->meta.msec == '3')
1326: break;
1327: if (*mdoc->meta.msec == '9')
1.1 kristaps 1328: break;
1.79 kristaps 1329: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1330: default:
1331: break;
1332: }
1333:
1334: return(1);
1335: }
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