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--- old/usr/src/cmd/mandoc/man_validate.c
+++ new/usr/src/cmd/mandoc/man_validate.c
1 -/* $Id: man_validate.c,v 1.80 2012/01/03 15:16:24 kristaps Exp $ */
1 +/* $Id: man_validate.c,v 1.86 2013/10/17 20:54:58 schwarze Exp $ */
2 2 /*
3 3 * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 - * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
4 + * Copyright (c) 2010, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
5 5 *
6 6 * Permission to use, copy, modify, and distribute this software for any
7 7 * purpose with or without fee is hereby granted, provided that the above
8 8 * copyright notice and this permission notice appear in all copies.
9 9 *
10 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 17 */
18 18 #ifdef HAVE_CONFIG_H
19 19 #include "config.h"
20 20 #endif
21 21
22 22 #include <sys/types.h>
23 23
24 24 #include <assert.h>
25 25 #include <ctype.h>
26 26 #include <errno.h>
27 27 #include <limits.h>
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28 28 #include <stdarg.h>
29 29 #include <stdlib.h>
30 30 #include <string.h>
31 31 #include <time.h>
32 32
33 33 #include "man.h"
34 34 #include "mandoc.h"
35 35 #include "libman.h"
36 36 #include "libmandoc.h"
37 37
38 -#define CHKARGS struct man *m, struct man_node *n
38 +#define CHKARGS struct man *man, struct man_node *n
39 39
40 40 typedef int (*v_check)(CHKARGS);
41 41
42 42 struct man_valid {
43 43 v_check *pres;
44 44 v_check *posts;
45 45 };
46 46
47 47 static int check_eq0(CHKARGS);
48 48 static int check_eq2(CHKARGS);
49 49 static int check_le1(CHKARGS);
50 50 static int check_ge2(CHKARGS);
51 51 static int check_le5(CHKARGS);
52 +static int check_head1(CHKARGS);
52 53 static int check_par(CHKARGS);
53 54 static int check_part(CHKARGS);
54 55 static int check_root(CHKARGS);
55 56 static void check_text(CHKARGS);
56 57
57 58 static int post_AT(CHKARGS);
59 +static int post_IP(CHKARGS);
58 60 static int post_vs(CHKARGS);
59 61 static int post_fi(CHKARGS);
60 62 static int post_ft(CHKARGS);
61 63 static int post_nf(CHKARGS);
62 64 static int post_sec(CHKARGS);
63 65 static int post_TH(CHKARGS);
64 66 static int post_UC(CHKARGS);
65 67 static int pre_sec(CHKARGS);
66 68
67 69 static v_check posts_at[] = { post_AT, NULL };
68 70 static v_check posts_br[] = { post_vs, check_eq0, NULL };
69 71 static v_check posts_eq0[] = { check_eq0, NULL };
70 72 static v_check posts_eq2[] = { check_eq2, NULL };
71 73 static v_check posts_fi[] = { check_eq0, post_fi, NULL };
72 74 static v_check posts_ft[] = { post_ft, NULL };
75 +static v_check posts_ip[] = { post_IP, NULL };
76 +static v_check posts_le1[] = { check_le1, NULL };
73 77 static v_check posts_nf[] = { check_eq0, post_nf, NULL };
74 78 static v_check posts_par[] = { check_par, NULL };
75 79 static v_check posts_part[] = { check_part, NULL };
76 80 static v_check posts_sec[] = { post_sec, NULL };
77 81 static v_check posts_sp[] = { post_vs, check_le1, NULL };
78 82 static v_check posts_th[] = { check_ge2, check_le5, post_TH, NULL };
79 83 static v_check posts_uc[] = { post_UC, NULL };
84 +static v_check posts_ur[] = { check_head1, check_part, NULL };
80 85 static v_check pres_sec[] = { pre_sec, NULL };
81 86
82 87 static const struct man_valid man_valids[MAN_MAX] = {
83 88 { NULL, posts_br }, /* br */
84 89 { NULL, posts_th }, /* TH */
85 90 { pres_sec, posts_sec }, /* SH */
86 91 { pres_sec, posts_sec }, /* SS */
87 92 { NULL, NULL }, /* TP */
88 93 { NULL, posts_par }, /* LP */
89 94 { NULL, posts_par }, /* PP */
90 95 { NULL, posts_par }, /* P */
91 - { NULL, NULL }, /* IP */
96 + { NULL, posts_ip }, /* IP */
92 97 { NULL, NULL }, /* HP */
93 98 { NULL, NULL }, /* SM */
94 99 { NULL, NULL }, /* SB */
95 100 { NULL, NULL }, /* BI */
96 101 { NULL, NULL }, /* IB */
97 102 { NULL, NULL }, /* BR */
98 103 { NULL, NULL }, /* RB */
99 104 { NULL, NULL }, /* R */
100 105 { NULL, NULL }, /* B */
101 106 { NULL, NULL }, /* I */
102 107 { NULL, NULL }, /* IR */
103 108 { NULL, NULL }, /* RI */
104 109 { NULL, posts_eq0 }, /* na */
105 110 { NULL, posts_sp }, /* sp */
106 111 { NULL, posts_nf }, /* nf */
107 112 { NULL, posts_fi }, /* fi */
108 113 { NULL, NULL }, /* RE */
109 114 { NULL, posts_part }, /* RS */
110 115 { NULL, NULL }, /* DT */
111 116 { NULL, posts_uc }, /* UC */
112 - { NULL, NULL }, /* PD */
117 + { NULL, posts_le1 }, /* PD */
113 118 { NULL, posts_at }, /* AT */
114 119 { NULL, NULL }, /* in */
115 120 { NULL, posts_ft }, /* ft */
116 121 { NULL, posts_eq2 }, /* OP */
122 + { NULL, posts_nf }, /* EX */
123 + { NULL, posts_fi }, /* EE */
124 + { NULL, posts_ur }, /* UR */
125 + { NULL, NULL }, /* UE */
117 126 };
118 127
119 128
120 129 int
121 -man_valid_pre(struct man *m, struct man_node *n)
130 +man_valid_pre(struct man *man, struct man_node *n)
122 131 {
123 132 v_check *cp;
124 133
125 134 switch (n->type) {
126 135 case (MAN_TEXT):
127 136 /* FALLTHROUGH */
128 137 case (MAN_ROOT):
129 138 /* FALLTHROUGH */
130 139 case (MAN_EQN):
131 140 /* FALLTHROUGH */
132 141 case (MAN_TBL):
133 142 return(1);
134 143 default:
135 144 break;
136 145 }
137 146
138 147 if (NULL == (cp = man_valids[n->tok].pres))
139 148 return(1);
140 149 for ( ; *cp; cp++)
141 - if ( ! (*cp)(m, n))
150 + if ( ! (*cp)(man, n))
142 151 return(0);
143 152 return(1);
144 153 }
145 154
146 155
147 156 int
148 -man_valid_post(struct man *m)
157 +man_valid_post(struct man *man)
149 158 {
150 159 v_check *cp;
151 160
152 - if (MAN_VALID & m->last->flags)
161 + if (MAN_VALID & man->last->flags)
153 162 return(1);
154 - m->last->flags |= MAN_VALID;
163 + man->last->flags |= MAN_VALID;
155 164
156 - switch (m->last->type) {
165 + switch (man->last->type) {
157 166 case (MAN_TEXT):
158 - check_text(m, m->last);
167 + check_text(man, man->last);
159 168 return(1);
160 169 case (MAN_ROOT):
161 - return(check_root(m, m->last));
170 + return(check_root(man, man->last));
162 171 case (MAN_EQN):
163 172 /* FALLTHROUGH */
164 173 case (MAN_TBL):
165 174 return(1);
166 175 default:
167 176 break;
168 177 }
169 178
170 - if (NULL == (cp = man_valids[m->last->tok].posts))
179 + if (NULL == (cp = man_valids[man->last->tok].posts))
171 180 return(1);
172 181 for ( ; *cp; cp++)
173 - if ( ! (*cp)(m, m->last))
182 + if ( ! (*cp)(man, man->last))
174 183 return(0);
175 184
176 185 return(1);
177 186 }
178 187
179 188
180 189 static int
181 190 check_root(CHKARGS)
182 191 {
183 192
184 - if (MAN_BLINE & m->flags)
185 - man_nmsg(m, n, MANDOCERR_SCOPEEXIT);
186 - else if (MAN_ELINE & m->flags)
187 - man_nmsg(m, n, MANDOCERR_SCOPEEXIT);
193 + if (MAN_BLINE & man->flags)
194 + man_nmsg(man, n, MANDOCERR_SCOPEEXIT);
195 + else if (MAN_ELINE & man->flags)
196 + man_nmsg(man, n, MANDOCERR_SCOPEEXIT);
188 197
189 - m->flags &= ~MAN_BLINE;
190 - m->flags &= ~MAN_ELINE;
198 + man->flags &= ~MAN_BLINE;
199 + man->flags &= ~MAN_ELINE;
191 200
192 - if (NULL == m->first->child) {
193 - man_nmsg(m, n, MANDOCERR_NODOCBODY);
201 + if (NULL == man->first->child) {
202 + man_nmsg(man, n, MANDOCERR_NODOCBODY);
194 203 return(0);
195 - } else if (NULL == m->meta.title) {
196 - man_nmsg(m, n, MANDOCERR_NOTITLE);
204 + } else if (NULL == man->meta.title) {
205 + man_nmsg(man, n, MANDOCERR_NOTITLE);
197 206
198 207 /*
199 208 * If a title hasn't been set, do so now (by
200 209 * implication, date and section also aren't set).
201 210 */
202 211
203 - m->meta.title = mandoc_strdup("unknown");
204 - m->meta.msec = mandoc_strdup("1");
205 - m->meta.date = mandoc_normdate
206 - (m->parse, NULL, n->line, n->pos);
212 + man->meta.title = mandoc_strdup("unknown");
213 + man->meta.msec = mandoc_strdup("1");
214 + man->meta.date = mandoc_normdate
215 + (man->parse, NULL, n->line, n->pos);
207 216 }
208 217
209 218 return(1);
210 219 }
211 220
212 221 static void
213 222 check_text(CHKARGS)
214 223 {
215 224 char *cp, *p;
216 225
217 - if (MAN_LITERAL & m->flags)
226 + if (MAN_LITERAL & man->flags)
218 227 return;
219 228
220 229 cp = n->string;
221 230 for (p = cp; NULL != (p = strchr(p, '\t')); p++)
222 - man_pmsg(m, n->line, (int)(p - cp), MANDOCERR_BADTAB);
231 + man_pmsg(man, n->line, (int)(p - cp), MANDOCERR_BADTAB);
223 232 }
224 233
225 234 #define INEQ_DEFINE(x, ineq, name) \
226 235 static int \
227 236 check_##name(CHKARGS) \
228 237 { \
229 238 if (n->nchild ineq (x)) \
230 239 return(1); \
231 - mandoc_vmsg(MANDOCERR_ARGCOUNT, m->parse, n->line, n->pos, \
240 + mandoc_vmsg(MANDOCERR_ARGCOUNT, man->parse, n->line, n->pos, \
232 241 "line arguments %s %d (have %d)", \
233 242 #ineq, (x), n->nchild); \
234 243 return(1); \
235 244 }
236 245
237 246 INEQ_DEFINE(0, ==, eq0)
238 247 INEQ_DEFINE(2, ==, eq2)
239 248 INEQ_DEFINE(1, <=, le1)
240 249 INEQ_DEFINE(2, >=, ge2)
241 250 INEQ_DEFINE(5, <=, le5)
242 251
243 252 static int
253 +check_head1(CHKARGS)
254 +{
255 +
256 + if (MAN_HEAD == n->type && 1 != n->nchild)
257 + mandoc_vmsg(MANDOCERR_ARGCOUNT, man->parse, n->line,
258 + n->pos, "line arguments eq 1 (have %d)", n->nchild);
259 +
260 + return(1);
261 +}
262 +
263 +static int
244 264 post_ft(CHKARGS)
245 265 {
246 266 char *cp;
247 267 int ok;
248 268
249 269 if (0 == n->nchild)
250 270 return(1);
251 271
252 272 ok = 0;
253 273 cp = n->child->string;
254 274 switch (*cp) {
255 275 case ('1'):
256 276 /* FALLTHROUGH */
257 277 case ('2'):
258 278 /* FALLTHROUGH */
259 279 case ('3'):
260 280 /* FALLTHROUGH */
261 281 case ('4'):
262 282 /* FALLTHROUGH */
263 283 case ('I'):
264 284 /* FALLTHROUGH */
265 285 case ('P'):
266 286 /* FALLTHROUGH */
267 287 case ('R'):
268 288 if ('\0' == cp[1])
269 289 ok = 1;
270 290 break;
271 291 case ('B'):
272 292 if ('\0' == cp[1] || ('I' == cp[1] && '\0' == cp[2]))
273 293 ok = 1;
274 294 break;
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275 295 case ('C'):
276 296 if ('W' == cp[1] && '\0' == cp[2])
277 297 ok = 1;
278 298 break;
279 299 default:
280 300 break;
281 301 }
282 302
283 303 if (0 == ok) {
284 304 mandoc_vmsg
285 - (MANDOCERR_BADFONT, m->parse,
305 + (MANDOCERR_BADFONT, man->parse,
286 306 n->line, n->pos, "%s", cp);
287 307 *cp = '\0';
288 308 }
289 309
290 310 if (1 < n->nchild)
291 311 mandoc_vmsg
292 - (MANDOCERR_ARGCOUNT, m->parse, n->line,
312 + (MANDOCERR_ARGCOUNT, man->parse, n->line,
293 313 n->pos, "want one child (have %d)",
294 314 n->nchild);
295 315
296 316 return(1);
297 317 }
298 318
299 319 static int
300 320 pre_sec(CHKARGS)
301 321 {
302 322
303 323 if (MAN_BLOCK == n->type)
304 - m->flags &= ~MAN_LITERAL;
324 + man->flags &= ~MAN_LITERAL;
305 325 return(1);
306 326 }
307 327
308 328 static int
309 329 post_sec(CHKARGS)
310 330 {
311 331
312 332 if ( ! (MAN_HEAD == n->type && 0 == n->nchild))
313 333 return(1);
314 334
315 - man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT);
335 + man_nmsg(man, n, MANDOCERR_SYNTARGCOUNT);
316 336 return(0);
317 337 }
318 338
319 339 static int
320 340 check_part(CHKARGS)
321 341 {
322 342
323 343 if (MAN_BODY == n->type && 0 == n->nchild)
324 - mandoc_msg(MANDOCERR_ARGCWARN, m->parse, n->line,
344 + mandoc_msg(MANDOCERR_ARGCWARN, man->parse, n->line,
325 345 n->pos, "want children (have none)");
326 346
327 347 return(1);
328 348 }
329 349
330 350
331 351 static int
332 352 check_par(CHKARGS)
333 353 {
334 354
335 355 switch (n->type) {
336 356 case (MAN_BLOCK):
337 357 if (0 == n->body->nchild)
338 - man_node_delete(m, n);
358 + man_node_delete(man, n);
339 359 break;
340 360 case (MAN_BODY):
341 361 if (0 == n->nchild)
342 - man_nmsg(m, n, MANDOCERR_IGNPAR);
362 + man_nmsg(man, n, MANDOCERR_IGNPAR);
343 363 break;
344 364 case (MAN_HEAD):
345 365 if (n->nchild)
346 - man_nmsg(m, n, MANDOCERR_ARGSLOST);
366 + man_nmsg(man, n, MANDOCERR_ARGSLOST);
347 367 break;
348 368 default:
349 369 break;
350 370 }
351 371
352 372 return(1);
353 373 }
354 374
375 +static int
376 +post_IP(CHKARGS)
377 +{
355 378
379 + switch (n->type) {
380 + case (MAN_BLOCK):
381 + if (0 == n->head->nchild && 0 == n->body->nchild)
382 + man_node_delete(man, n);
383 + break;
384 + case (MAN_BODY):
385 + if (0 == n->parent->head->nchild && 0 == n->nchild)
386 + man_nmsg(man, n, MANDOCERR_IGNPAR);
387 + break;
388 + default:
389 + break;
390 + }
391 + return(1);
392 +}
393 +
356 394 static int
357 395 post_TH(CHKARGS)
358 396 {
359 397 const char *p;
360 398 int line, pos;
361 399
362 - if (m->meta.title)
363 - free(m->meta.title);
364 - if (m->meta.vol)
365 - free(m->meta.vol);
366 - if (m->meta.source)
367 - free(m->meta.source);
368 - if (m->meta.msec)
369 - free(m->meta.msec);
370 - if (m->meta.date)
371 - free(m->meta.date);
400 + free(man->meta.title);
401 + free(man->meta.vol);
402 + free(man->meta.source);
403 + free(man->meta.msec);
404 + free(man->meta.date);
372 405
373 406 line = n->line;
374 407 pos = n->pos;
375 - m->meta.title = m->meta.vol = m->meta.date =
376 - m->meta.msec = m->meta.source = NULL;
408 + man->meta.title = man->meta.vol = man->meta.date =
409 + man->meta.msec = man->meta.source = NULL;
377 410
378 411 /* ->TITLE<- MSEC DATE SOURCE VOL */
379 412
380 413 n = n->child;
381 414 if (n && n->string) {
382 415 for (p = n->string; '\0' != *p; p++) {
383 416 /* Only warn about this once... */
384 417 if (isalpha((unsigned char)*p) &&
385 418 ! isupper((unsigned char)*p)) {
386 - man_nmsg(m, n, MANDOCERR_UPPERCASE);
419 + man_nmsg(man, n, MANDOCERR_UPPERCASE);
387 420 break;
388 421 }
389 422 }
390 - m->meta.title = mandoc_strdup(n->string);
423 + man->meta.title = mandoc_strdup(n->string);
391 424 } else
392 - m->meta.title = mandoc_strdup("");
425 + man->meta.title = mandoc_strdup("");
393 426
394 427 /* TITLE ->MSEC<- DATE SOURCE VOL */
395 428
396 429 if (n)
397 430 n = n->next;
398 431 if (n && n->string)
399 - m->meta.msec = mandoc_strdup(n->string);
432 + man->meta.msec = mandoc_strdup(n->string);
400 433 else
401 - m->meta.msec = mandoc_strdup("");
434 + man->meta.msec = mandoc_strdup("");
402 435
403 436 /* TITLE MSEC ->DATE<- SOURCE VOL */
404 437
405 438 if (n)
406 439 n = n->next;
407 440 if (n && n->string && '\0' != n->string[0]) {
408 441 pos = n->pos;
409 - m->meta.date = mandoc_normdate
410 - (m->parse, n->string, line, pos);
442 + man->meta.date = mandoc_normdate
443 + (man->parse, n->string, line, pos);
411 444 } else
412 - m->meta.date = mandoc_strdup("");
445 + man->meta.date = mandoc_strdup("");
413 446
414 447 /* TITLE MSEC DATE ->SOURCE<- VOL */
415 448
416 449 if (n && (n = n->next))
417 - m->meta.source = mandoc_strdup(n->string);
450 + man->meta.source = mandoc_strdup(n->string);
418 451
419 452 /* TITLE MSEC DATE SOURCE ->VOL<- */
420 453 /* If missing, use the default VOL name for MSEC. */
421 454
422 455 if (n && (n = n->next))
423 - m->meta.vol = mandoc_strdup(n->string);
424 - else if ('\0' != m->meta.msec[0] &&
425 - (NULL != (p = mandoc_a2msec(m->meta.msec))))
426 - m->meta.vol = mandoc_strdup(p);
456 + man->meta.vol = mandoc_strdup(n->string);
457 + else if ('\0' != man->meta.msec[0] &&
458 + (NULL != (p = mandoc_a2msec(man->meta.msec))))
459 + man->meta.vol = mandoc_strdup(p);
427 460
428 461 /*
429 462 * Remove the `TH' node after we've processed it for our
430 463 * meta-data.
431 464 */
432 - man_node_delete(m, m->last);
465 + man_node_delete(man, man->last);
433 466 return(1);
434 467 }
435 468
436 469 static int
437 470 post_nf(CHKARGS)
438 471 {
439 472
440 - if (MAN_LITERAL & m->flags)
441 - man_nmsg(m, n, MANDOCERR_SCOPEREP);
473 + if (MAN_LITERAL & man->flags)
474 + man_nmsg(man, n, MANDOCERR_SCOPEREP);
442 475
443 - m->flags |= MAN_LITERAL;
476 + man->flags |= MAN_LITERAL;
444 477 return(1);
445 478 }
446 479
447 480 static int
448 481 post_fi(CHKARGS)
449 482 {
450 483
451 - if ( ! (MAN_LITERAL & m->flags))
452 - man_nmsg(m, n, MANDOCERR_WNOSCOPE);
484 + if ( ! (MAN_LITERAL & man->flags))
485 + man_nmsg(man, n, MANDOCERR_WNOSCOPE);
453 486
454 - m->flags &= ~MAN_LITERAL;
487 + man->flags &= ~MAN_LITERAL;
455 488 return(1);
456 489 }
457 490
458 491 static int
459 492 post_UC(CHKARGS)
460 493 {
461 494 static const char * const bsd_versions[] = {
462 495 "3rd Berkeley Distribution",
463 496 "4th Berkeley Distribution",
464 497 "4.2 Berkeley Distribution",
465 498 "4.3 Berkeley Distribution",
466 499 "4.4 Berkeley Distribution",
467 500 };
468 501
469 502 const char *p, *s;
470 503
471 504 n = n->child;
472 505
473 506 if (NULL == n || MAN_TEXT != n->type)
474 507 p = bsd_versions[0];
475 508 else {
476 509 s = n->string;
477 510 if (0 == strcmp(s, "3"))
478 511 p = bsd_versions[0];
479 512 else if (0 == strcmp(s, "4"))
480 513 p = bsd_versions[1];
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481 514 else if (0 == strcmp(s, "5"))
482 515 p = bsd_versions[2];
483 516 else if (0 == strcmp(s, "6"))
484 517 p = bsd_versions[3];
485 518 else if (0 == strcmp(s, "7"))
486 519 p = bsd_versions[4];
487 520 else
488 521 p = bsd_versions[0];
489 522 }
490 523
491 - if (m->meta.source)
492 - free(m->meta.source);
493 -
494 - m->meta.source = mandoc_strdup(p);
524 + free(man->meta.source);
525 + man->meta.source = mandoc_strdup(p);
495 526 return(1);
496 527 }
497 528
498 529 static int
499 530 post_AT(CHKARGS)
500 531 {
501 532 static const char * const unix_versions[] = {
502 533 "7th Edition",
503 534 "System III",
504 535 "System V",
505 536 "System V Release 2",
506 537 };
507 538
508 539 const char *p, *s;
509 540 struct man_node *nn;
510 541
511 542 n = n->child;
512 543
513 544 if (NULL == n || MAN_TEXT != n->type)
514 545 p = unix_versions[0];
515 546 else {
516 547 s = n->string;
517 548 if (0 == strcmp(s, "3"))
518 549 p = unix_versions[0];
519 550 else if (0 == strcmp(s, "4"))
520 551 p = unix_versions[1];
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521 552 else if (0 == strcmp(s, "5")) {
522 553 nn = n->next;
523 554 if (nn && MAN_TEXT == nn->type && nn->string[0])
524 555 p = unix_versions[3];
525 556 else
526 557 p = unix_versions[2];
527 558 } else
528 559 p = unix_versions[0];
529 560 }
530 561
531 - if (m->meta.source)
532 - free(m->meta.source);
533 -
534 - m->meta.source = mandoc_strdup(p);
562 + free(man->meta.source);
563 + man->meta.source = mandoc_strdup(p);
535 564 return(1);
536 565 }
537 566
538 567 static int
539 568 post_vs(CHKARGS)
540 569 {
541 570
542 - /*
543 - * Don't warn about this because it occurs in pod2man and would
544 - * cause considerable (unfixable) warnage.
545 - */
546 - if (NULL == n->prev && MAN_ROOT == n->parent->type)
547 - man_node_delete(m, n);
571 + if (NULL != n->prev)
572 + return(1);
548 573
574 + switch (n->parent->tok) {
575 + case (MAN_SH):
576 + /* FALLTHROUGH */
577 + case (MAN_SS):
578 + man_nmsg(man, n, MANDOCERR_IGNPAR);
579 + /* FALLTHROUGH */
580 + case (MAN_MAX):
581 + /*
582 + * Don't warn about this because it occurs in pod2man
583 + * and would cause considerable (unfixable) warnage.
584 + */
585 + man_node_delete(man, n);
586 + break;
587 + default:
588 + break;
589 + }
590 +
549 591 return(1);
550 592 }
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