Annotation of src/usr.bin/mandoc/mdoc_validate.c, Revision 1.61
1.61 ! schwarze 1: /* $Id: mdoc_validate.c,v 1.60 2010/06/06 20:30:08 schwarze Exp $ */
1.1 kristaps 2: /*
1.56 schwarze 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
1.2 schwarze 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: *
1.2 schwarze 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>
1.31 schwarze 21: #include <limits.h>
1.57 schwarze 22: #include <stdio.h>
1.1 kristaps 23: #include <stdlib.h>
24: #include <string.h>
25:
1.55 schwarze 26: #include "mandoc.h"
1.1 kristaps 27: #include "libmdoc.h"
1.15 schwarze 28: #include "libmandoc.h"
1.1 kristaps 29:
30: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
31: /* TODO: ignoring Pp (it's superfluous in some invocations). */
32:
1.60 schwarze 33: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.28 schwarze 34: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 35:
36: typedef int (*v_pre)(PRE_ARGS);
37: typedef int (*v_post)(POST_ARGS);
38:
39: struct valids {
40: v_pre *pre;
41: v_post *post;
42: };
43:
1.44 schwarze 44: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.28 schwarze 45: static int check_stdarg(PRE_ARGS);
1.61 ! schwarze 46: static int check_text(struct mdoc *, int, int, char *);
1.28 schwarze 47: static int check_argv(struct mdoc *,
1.61 ! schwarze 48: struct mdoc_node *, struct mdoc_argv *);
! 49: static int check_args(struct mdoc *, struct mdoc_node *);
1.28 schwarze 50: static int err_child_lt(struct mdoc *, const char *, int);
51: static int warn_child_lt(struct mdoc *, const char *, int);
52: static int err_child_gt(struct mdoc *, const char *, int);
53: static int warn_child_gt(struct mdoc *, const char *, int);
54: static int err_child_eq(struct mdoc *, const char *, int);
55: static int warn_child_eq(struct mdoc *, const char *, int);
56: static int warn_count(struct mdoc *, const char *,
1.1 kristaps 57: int, const char *, int);
1.28 schwarze 58: static int err_count(struct mdoc *, const char *,
1.1 kristaps 59: int, const char *, int);
1.28 schwarze 60:
61: static int berr_ge1(POST_ARGS);
62: static int bwarn_ge1(POST_ARGS);
63: static int ebool(POST_ARGS);
64: static int eerr_eq0(POST_ARGS);
65: static int eerr_eq1(POST_ARGS);
66: static int eerr_ge1(POST_ARGS);
1.37 schwarze 67: static int eerr_le1(POST_ARGS);
1.28 schwarze 68: static int ewarn_ge1(POST_ARGS);
69: static int herr_eq0(POST_ARGS);
70: static int herr_ge1(POST_ARGS);
71: static int hwarn_eq1(POST_ARGS);
1.48 schwarze 72: static int hwarn_eq0(POST_ARGS);
1.28 schwarze 73: static int hwarn_le1(POST_ARGS);
74:
75: static int post_an(POST_ARGS);
76: static int post_at(POST_ARGS);
77: static int post_bf(POST_ARGS);
78: static int post_bl(POST_ARGS);
79: static int post_bl_head(POST_ARGS);
1.60 schwarze 80: static int post_dt(POST_ARGS);
1.28 schwarze 81: static int post_it(POST_ARGS);
82: static int post_lb(POST_ARGS);
83: static int post_nm(POST_ARGS);
84: static int post_root(POST_ARGS);
1.36 schwarze 85: static int post_rs(POST_ARGS);
1.28 schwarze 86: static int post_sh(POST_ARGS);
87: static int post_sh_body(POST_ARGS);
88: static int post_sh_head(POST_ARGS);
89: static int post_st(POST_ARGS);
1.59 schwarze 90: static int post_eoln(POST_ARGS);
1.42 schwarze 91: static int post_vt(POST_ARGS);
1.28 schwarze 92: static int pre_an(PRE_ARGS);
93: static int pre_bd(PRE_ARGS);
94: static int pre_bl(PRE_ARGS);
95: static int pre_dd(PRE_ARGS);
96: static int pre_display(PRE_ARGS);
97: static int pre_dt(PRE_ARGS);
98: static int pre_it(PRE_ARGS);
99: static int pre_os(PRE_ARGS);
100: static int pre_rv(PRE_ARGS);
101: static int pre_sh(PRE_ARGS);
102: static int pre_ss(PRE_ARGS);
103:
104: static v_post posts_an[] = { post_an, NULL };
105: static v_post posts_at[] = { post_at, NULL };
1.48 schwarze 106: static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL };
1.28 schwarze 107: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
108: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
109: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.59 schwarze 110: static v_post posts_eoln[] = { post_eoln, NULL };
1.60 schwarze 111: static v_post posts_dt[] = { post_dt, NULL };
1.28 schwarze 112: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
113: static v_post posts_it[] = { post_it, NULL };
114: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
115: static v_post posts_nd[] = { berr_ge1, NULL };
116: static v_post posts_nm[] = { post_nm, NULL };
117: static v_post posts_notext[] = { eerr_eq0, NULL };
1.36 schwarze 118: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.28 schwarze 119: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.37 schwarze 120: static v_post posts_sp[] = { eerr_le1, NULL };
1.28 schwarze 121: static v_post posts_ss[] = { herr_ge1, NULL };
122: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
123: static v_post posts_text[] = { eerr_ge1, NULL };
1.38 schwarze 124: static v_post posts_text1[] = { eerr_eq1, NULL };
1.42 schwarze 125: static v_post posts_vt[] = { post_vt, NULL };
1.28 schwarze 126: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
127: static v_post posts_wtext[] = { ewarn_ge1, NULL };
128: static v_pre pres_an[] = { pre_an, NULL };
129: static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
130: static v_pre pres_bl[] = { pre_bl, NULL };
131: static v_pre pres_d1[] = { pre_display, NULL };
132: static v_pre pres_dd[] = { pre_dd, NULL };
133: static v_pre pres_dt[] = { pre_dt, NULL };
1.48 schwarze 134: static v_pre pres_er[] = { NULL, NULL };
1.53 schwarze 135: static v_pre pres_ex[] = { NULL, NULL };
136: static v_pre pres_fd[] = { NULL, NULL };
1.28 schwarze 137: static v_pre pres_it[] = { pre_it, NULL };
138: static v_pre pres_os[] = { pre_os, NULL };
139: static v_pre pres_rv[] = { pre_rv, NULL };
140: static v_pre pres_sh[] = { pre_sh, NULL };
141: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 142:
143: const struct valids mdoc_valids[MDOC_MAX] = {
1.7 schwarze 144: { NULL, NULL }, /* Ap */
1.1 kristaps 145: { pres_dd, posts_text }, /* Dd */
1.60 schwarze 146: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 147: { pres_os, NULL }, /* Os */
148: { pres_sh, posts_sh }, /* Sh */
149: { pres_ss, posts_ss }, /* Ss */
1.31 schwarze 150: { NULL, posts_notext }, /* Pp */
1.1 kristaps 151: { pres_d1, posts_wline }, /* D1 */
152: { pres_d1, posts_wline }, /* Dl */
153: { pres_bd, posts_bd }, /* Bd */
154: { NULL, NULL }, /* Ed */
155: { pres_bl, posts_bl }, /* Bl */
156: { NULL, NULL }, /* El */
157: { pres_it, posts_it }, /* It */
158: { NULL, posts_text }, /* Ad */
159: { pres_an, posts_an }, /* An */
160: { NULL, NULL }, /* Ar */
1.50 schwarze 161: { NULL, posts_text }, /* Cd */
1.1 kristaps 162: { NULL, NULL }, /* Cm */
163: { NULL, NULL }, /* Dv */
164: { pres_er, posts_text }, /* Er */
165: { NULL, NULL }, /* Ev */
1.35 schwarze 166: { pres_ex, NULL }, /* Ex */
1.1 kristaps 167: { NULL, NULL }, /* Fa */
168: { pres_fd, posts_wtext }, /* Fd */
169: { NULL, NULL }, /* Fl */
170: { NULL, posts_text }, /* Fn */
171: { NULL, posts_wtext }, /* Ft */
172: { NULL, posts_text }, /* Ic */
1.38 schwarze 173: { NULL, posts_text1 }, /* In */
1.1 kristaps 174: { NULL, NULL }, /* Li */
1.25 schwarze 175: { NULL, posts_nd }, /* Nd */
1.1 kristaps 176: { NULL, posts_nm }, /* Nm */
177: { NULL, posts_wline }, /* Op */
178: { NULL, NULL }, /* Ot */
179: { NULL, NULL }, /* Pa */
1.35 schwarze 180: { pres_rv, NULL }, /* Rv */
1.1 kristaps 181: { NULL, posts_st }, /* St */
182: { NULL, NULL }, /* Va */
1.42 schwarze 183: { NULL, posts_vt }, /* Vt */
1.59 schwarze 184: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 185: { NULL, posts_text }, /* %A */
1.37 schwarze 186: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.40 schwarze 187: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 188: { NULL, posts_text }, /* %I */
189: { NULL, posts_text }, /* %J */
190: { NULL, posts_text }, /* %N */
191: { NULL, posts_text }, /* %O */
192: { NULL, posts_text }, /* %P */
193: { NULL, posts_text }, /* %R */
1.37 schwarze 194: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 195: { NULL, posts_text }, /* %V */
196: { NULL, NULL }, /* Ac */
197: { NULL, NULL }, /* Ao */
198: { NULL, posts_wline }, /* Aq */
199: { NULL, posts_at }, /* At */
200: { NULL, NULL }, /* Bc */
201: { NULL, posts_bf }, /* Bf */
202: { NULL, NULL }, /* Bo */
203: { NULL, posts_wline }, /* Bq */
204: { NULL, NULL }, /* Bsx */
205: { NULL, NULL }, /* Bx */
206: { NULL, posts_bool }, /* Db */
207: { NULL, NULL }, /* Dc */
208: { NULL, NULL }, /* Do */
209: { NULL, posts_wline }, /* Dq */
210: { NULL, NULL }, /* Ec */
211: { NULL, NULL }, /* Ef */
212: { NULL, NULL }, /* Em */
213: { NULL, NULL }, /* Eo */
214: { NULL, NULL }, /* Fx */
215: { NULL, posts_text }, /* Ms */
216: { NULL, posts_notext }, /* No */
217: { NULL, posts_notext }, /* Ns */
218: { NULL, NULL }, /* Nx */
219: { NULL, NULL }, /* Ox */
220: { NULL, NULL }, /* Pc */
1.38 schwarze 221: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 222: { NULL, NULL }, /* Po */
223: { NULL, posts_wline }, /* Pq */
224: { NULL, NULL }, /* Qc */
225: { NULL, posts_wline }, /* Ql */
226: { NULL, NULL }, /* Qo */
227: { NULL, posts_wline }, /* Qq */
228: { NULL, NULL }, /* Re */
1.36 schwarze 229: { NULL, posts_rs }, /* Rs */
1.1 kristaps 230: { NULL, NULL }, /* Sc */
231: { NULL, NULL }, /* So */
232: { NULL, posts_wline }, /* Sq */
233: { NULL, posts_bool }, /* Sm */
234: { NULL, posts_text }, /* Sx */
235: { NULL, posts_text }, /* Sy */
236: { NULL, posts_text }, /* Tn */
237: { NULL, NULL }, /* Ux */
238: { NULL, NULL }, /* Xc */
239: { NULL, NULL }, /* Xo */
240: { NULL, posts_fo }, /* Fo */
241: { NULL, NULL }, /* Fc */
242: { NULL, NULL }, /* Oo */
243: { NULL, NULL }, /* Oc */
244: { NULL, posts_wline }, /* Bk */
245: { NULL, NULL }, /* Ek */
1.59 schwarze 246: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 247: { NULL, NULL }, /* Hf */
248: { NULL, NULL }, /* Fr */
1.59 schwarze 249: { NULL, posts_eoln }, /* Ud */
250: { NULL, posts_lb }, /* Lb */
1.31 schwarze 251: { NULL, posts_notext }, /* Lp */
1.38 schwarze 252: { NULL, posts_text }, /* Lk */
1.1 kristaps 253: { NULL, posts_text }, /* Mt */
254: { NULL, posts_wline }, /* Brq */
255: { NULL, NULL }, /* Bro */
256: { NULL, NULL }, /* Brc */
257: { NULL, posts_text }, /* %C */
258: { NULL, NULL }, /* Es */
259: { NULL, NULL }, /* En */
260: { NULL, NULL }, /* Dx */
261: { NULL, posts_text }, /* %Q */
1.31 schwarze 262: { NULL, posts_notext }, /* br */
263: { NULL, posts_sp }, /* sp */
1.38 schwarze 264: { NULL, posts_text1 }, /* %U */
1.60 schwarze 265: { NULL, NULL }, /* Ta */
1.1 kristaps 266: };
267:
268:
269: int
1.60 schwarze 270: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 271: {
272: v_pre *p;
273: int line, pos;
1.61 ! schwarze 274: char *tp;
1.1 kristaps 275:
276: if (MDOC_TEXT == n->type) {
277: tp = n->string;
278: line = n->line;
279: pos = n->pos;
280: return(check_text(mdoc, line, pos, tp));
281: }
282:
283: if ( ! check_args(mdoc, n))
284: return(0);
285: if (NULL == mdoc_valids[n->tok].pre)
286: return(1);
287: for (p = mdoc_valids[n->tok].pre; *p; p++)
288: if ( ! (*p)(mdoc, n))
289: return(0);
290: return(1);
291: }
292:
293:
294: int
295: mdoc_valid_post(struct mdoc *mdoc)
296: {
297: v_post *p;
298:
299: if (MDOC_VALID & mdoc->last->flags)
300: return(1);
301: mdoc->last->flags |= MDOC_VALID;
302:
303: if (MDOC_TEXT == mdoc->last->type)
304: return(1);
305: if (MDOC_ROOT == mdoc->last->type)
306: return(post_root(mdoc));
307:
308: if (NULL == mdoc_valids[mdoc->last->tok].post)
309: return(1);
310: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
311: if ( ! (*p)(mdoc))
312: return(0);
313:
314: return(1);
315: }
316:
317:
318: static inline int
319: warn_count(struct mdoc *m, const char *k,
320: int want, const char *v, int has)
321: {
322:
1.55 schwarze 323: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
324: m->last->line, m->last->pos,
325: "%s %s %d (have %d)", v, k, want, has));
1.1 kristaps 326: }
327:
328:
329: static inline int
330: err_count(struct mdoc *m, const char *k,
331: int want, const char *v, int has)
332: {
333:
1.55 schwarze 334: mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
335: m->last->line, m->last->pos,
336: "%s %s %d (have %d)",
337: v, k, want, has);
338: return(0);
1.1 kristaps 339: }
340:
341:
342: /*
343: * Build these up with macros because they're basically the same check
344: * for different inequalities. Yes, this could be done with functions,
345: * but this is reasonable for now.
346: */
347:
348: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
349: static int \
350: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
351: { \
1.12 schwarze 352: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 353: return(1); \
1.12 schwarze 354: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 355: }
356:
357: #define CHECK_BODY_DEFN(name, lvl, func, num) \
358: static int \
359: b##lvl##_##name(POST_ARGS) \
360: { \
361: if (MDOC_BODY != mdoc->last->type) \
362: return(1); \
363: return(func(mdoc, "multi-line arguments", (num))); \
364: }
365:
366: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
367: static int \
368: e##lvl##_##name(POST_ARGS) \
369: { \
370: assert(MDOC_ELEM == mdoc->last->type); \
371: return(func(mdoc, "line arguments", (num))); \
372: }
373:
374: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
375: static int \
376: h##lvl##_##name(POST_ARGS) \
377: { \
378: if (MDOC_HEAD != mdoc->last->type) \
379: return(1); \
380: return(func(mdoc, "line arguments", (num))); \
381: }
382:
383:
384: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
385: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
386: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
387: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
388: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
389: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
390: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.25 schwarze 391: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.59 schwarze 392: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
1.1 kristaps 393: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
1.37 schwarze 394: CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
1.1 kristaps 395: CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
396: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
397: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
398: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
399: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
400: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
1.48 schwarze 401: CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
1.1 kristaps 402:
403:
404: static int
405: check_stdarg(PRE_ARGS)
406: {
407:
408: if (n->args && 1 == n->args->argc)
409: if (MDOC_Std == n->args->argv[0].arg)
410: return(1);
1.55 schwarze 411: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 412: }
413:
414:
415: static int
1.61 ! schwarze 416: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 417: {
418: int i;
419:
420: if (NULL == n->args)
421: return(1);
422:
423: assert(n->args->argc);
424: for (i = 0; i < (int)n->args->argc; i++)
425: if ( ! check_argv(m, n, &n->args->argv[i]))
426: return(0);
427:
428: return(1);
429: }
430:
431:
432: static int
1.61 ! schwarze 433: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 434: {
435: int i;
436:
437: for (i = 0; i < (int)v->sz; i++)
438: if ( ! check_text(m, v->line, v->pos, v->value[i]))
439: return(0);
440:
441: if (MDOC_Std == v->arg) {
442: if (v->sz || m->meta.name)
443: return(1);
1.55 schwarze 444: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
445: return(0);
1.1 kristaps 446: }
447:
448: return(1);
449: }
450:
451:
452: static int
1.61 ! schwarze 453: check_text(struct mdoc *mdoc, int line, int pos, char *p)
1.1 kristaps 454: {
1.15 schwarze 455: int c;
1.1 kristaps 456:
1.15 schwarze 457: for ( ; *p; p++, pos++) {
1.1 kristaps 458: if ('\t' == *p) {
459: if ( ! (MDOC_LITERAL & mdoc->flags))
1.55 schwarze 460: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.1 kristaps 461: return(0);
1.58 schwarze 462: } else if ( ! isprint((u_char)*p) && ASCII_HYPH != *p)
1.55 schwarze 463: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.1 kristaps 464: return(0);
465:
466: if ('\\' != *p)
467: continue;
468:
1.15 schwarze 469: c = mandoc_special(p);
1.1 kristaps 470: if (c) {
1.15 schwarze 471: p += c - 1;
472: pos += c - 1;
1.1 kristaps 473: continue;
474: }
1.55 schwarze 475:
476: c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE);
477: if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c)
478: return(c);
1.1 kristaps 479: }
480:
481: return(1);
482: }
483:
484:
485:
486:
487: static int
1.44 schwarze 488: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 489: {
490:
491: assert(n->parent);
492: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
493: (t == n->parent->type))
494: return(1);
495:
1.55 schwarze 496: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
497: n->line, n->pos, "want parent %s",
498: MDOC_ROOT == t ? "<root>" :
499: mdoc_macronames[tok]);
500: return(0);
1.1 kristaps 501: }
502:
503:
504:
505: static int
506: pre_display(PRE_ARGS)
507: {
508: struct mdoc_node *node;
509:
510: /* Display elements (`Bd', `D1'...) cannot be nested. */
511:
512: if (MDOC_BLOCK != n->type)
513: return(1);
514:
515: /* LINTED */
516: for (node = mdoc->last->parent; node; node = node->parent)
517: if (MDOC_BLOCK == node->type)
518: if (MDOC_Bd == node->tok)
519: break;
520: if (NULL == node)
521: return(1);
522:
1.55 schwarze 523: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
524: return(0);
1.1 kristaps 525: }
526:
527:
528: static int
529: pre_bl(PRE_ARGS)
530: {
1.61 ! schwarze 531: int i, comp, dup;
! 532: const char *offs, *width;
1.60 schwarze 533: enum mdoc_list lt;
1.1 kristaps 534:
1.60 schwarze 535: if (MDOC_BLOCK != n->type) {
536: assert(n->parent);
537: assert(MDOC_BLOCK == n->parent->type);
538: assert(MDOC_Bl == n->parent->tok);
1.61 ! schwarze 539: assert(LIST__NONE != n->parent->data.Bl.type);
! 540: memcpy(&n->data.Bl, &n->parent->data.Bl,
! 541: sizeof(struct mdoc_bl));
1.1 kristaps 542: return(1);
1.55 schwarze 543: }
1.1 kristaps 544:
1.60 schwarze 545: /*
546: * First figure out which kind of list to use: bind ourselves to
547: * the first mentioned list type and warn about any remaining
548: * ones. If we find no list type, we default to LIST_item.
549: */
1.1 kristaps 550:
1.61 ! schwarze 551: assert(LIST__NONE == n->data.Bl.type);
1.1 kristaps 552:
553: /* LINTED */
1.60 schwarze 554: for (i = 0; n->args && i < (int)n->args->argc; i++) {
555: lt = LIST__NONE;
1.61 ! schwarze 556: dup = comp = 0;
! 557: width = offs = NULL;
1.60 schwarze 558: switch (n->args->argv[i].arg) {
559: /* Set list types. */
1.1 kristaps 560: case (MDOC_Bullet):
1.60 schwarze 561: lt = LIST_bullet;
562: break;
1.1 kristaps 563: case (MDOC_Dash):
1.60 schwarze 564: lt = LIST_dash;
565: break;
1.1 kristaps 566: case (MDOC_Enum):
1.60 schwarze 567: lt = LIST_enum;
568: break;
1.1 kristaps 569: case (MDOC_Hyphen):
1.60 schwarze 570: lt = LIST_hyphen;
571: break;
1.1 kristaps 572: case (MDOC_Item):
1.60 schwarze 573: lt = LIST_item;
574: break;
1.1 kristaps 575: case (MDOC_Tag):
1.60 schwarze 576: lt = LIST_tag;
577: break;
1.1 kristaps 578: case (MDOC_Diag):
1.60 schwarze 579: lt = LIST_diag;
580: break;
1.1 kristaps 581: case (MDOC_Hang):
1.60 schwarze 582: lt = LIST_hang;
583: break;
1.1 kristaps 584: case (MDOC_Ohang):
1.60 schwarze 585: lt = LIST_ohang;
586: break;
1.1 kristaps 587: case (MDOC_Inset):
1.60 schwarze 588: lt = LIST_inset;
589: break;
1.1 kristaps 590: case (MDOC_Column):
1.60 schwarze 591: lt = LIST_column;
592: break;
593: /* Set list arguments. */
1.37 schwarze 594: case (MDOC_Compact):
1.61 ! schwarze 595: dup = n->data.Bl.comp;
! 596: comp = 1;
1.60 schwarze 597: break;
1.1 kristaps 598: case (MDOC_Width):
1.61 ! schwarze 599: dup = (NULL != n->data.Bl.width);
! 600: width = n->args->argv[i].value[0];
1.5 schwarze 601: break;
1.1 kristaps 602: case (MDOC_Offset):
1.61 ! schwarze 603: /* NB: this can be empty! */
! 604: if (n->args->argv[i].sz) {
! 605: offs = n->args->argv[i].value[0];
! 606: dup = (NULL != n->data.Bl.offs);
! 607: break;
! 608: }
! 609: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
! 610: return(0);
1.1 kristaps 611: break;
612: }
613:
1.60 schwarze 614: /* Check: duplicate auxiliary arguments. */
615:
1.61 ! schwarze 616: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
! 617: return(0);
! 618:
! 619: if (comp && ! dup)
! 620: n->data.Bl.comp = comp;
! 621: if (offs && ! dup)
! 622: n->data.Bl.offs = offs;
! 623: if (width && ! dup)
! 624: n->data.Bl.width = width;
1.60 schwarze 625:
626: /* Check: multiple list types. */
627:
1.61 ! schwarze 628: if (LIST__NONE != lt && n->data.Bl.type != LIST__NONE)
1.60 schwarze 629: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
630: return(0);
631:
632: /* Assign list type. */
633:
1.61 ! schwarze 634: if (LIST__NONE != lt && n->data.Bl.type == LIST__NONE)
! 635: n->data.Bl.type = lt;
1.60 schwarze 636:
637: /* The list type should come first. */
638:
1.61 ! schwarze 639: if (n->data.Bl.type == LIST__NONE)
! 640: if (n->data.Bl.width ||
! 641: n->data.Bl.offs ||
! 642: n->data.Bl.comp)
1.60 schwarze 643: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
644: return(0);
645:
646: continue;
647: }
648:
649: /* Allow lists to default to LIST_item. */
650:
1.61 ! schwarze 651: if (LIST__NONE == n->data.Bl.type) {
1.60 schwarze 652: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
653: return(0);
1.61 ! schwarze 654: n->data.Bl.type = LIST_item;
1.55 schwarze 655: }
1.1 kristaps 656:
1.5 schwarze 657: /*
658: * Validate the width field. Some list types don't need width
659: * types and should be warned about them. Others should have it
660: * and must also be warned.
661: */
662:
1.61 ! schwarze 663: switch (n->data.Bl.type) {
1.60 schwarze 664: case (LIST_tag):
1.61 ! schwarze 665: if (n->data.Bl.width)
1.60 schwarze 666: break;
667: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
668: break;
669: return(0);
670: case (LIST_column):
1.1 kristaps 671: /* FALLTHROUGH */
1.60 schwarze 672: case (LIST_diag):
1.1 kristaps 673: /* FALLTHROUGH */
1.60 schwarze 674: case (LIST_ohang):
1.40 schwarze 675: /* FALLTHROUGH */
1.60 schwarze 676: case (LIST_inset):
1.1 kristaps 677: /* FALLTHROUGH */
1.60 schwarze 678: case (LIST_item):
1.61 ! schwarze 679: if (NULL == n->data.Bl.width)
1.60 schwarze 680: break;
681: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
682: break;
683: return(0);
1.5 schwarze 684: default:
685: break;
686: }
687:
1.1 kristaps 688: return(1);
689: }
690:
691:
692: static int
693: pre_bd(PRE_ARGS)
694: {
1.61 ! schwarze 695: int i, dup, comp;
! 696: enum mdoc_disp dt;
! 697: const char *offs;
1.1 kristaps 698:
1.61 ! schwarze 699: if (MDOC_BLOCK != n->type) {
! 700: assert(n->parent);
! 701: assert(MDOC_BLOCK == n->parent->type);
! 702: assert(MDOC_Bd == n->parent->tok);
! 703: assert(DISP__NONE != n->parent->data.Bd.type);
! 704: memcpy(&n->data.Bd, &n->parent->data.Bd,
! 705: sizeof(struct mdoc_bd));
1.1 kristaps 706: return(1);
1.55 schwarze 707: }
1.1 kristaps 708:
1.61 ! schwarze 709: assert(DISP__NONE == n->data.Bd.type);
1.1 kristaps 710:
711: /* LINTED */
1.61 ! schwarze 712: for (i = 0; n->args && i < (int)n->args->argc; i++) {
! 713: dt = DISP__NONE;
! 714: dup = comp = 0;
! 715: offs = NULL;
! 716:
1.1 kristaps 717: switch (n->args->argv[i].arg) {
1.38 schwarze 718: case (MDOC_Centred):
1.61 ! schwarze 719: dt = DISP_centred;
! 720: break;
1.1 kristaps 721: case (MDOC_Ragged):
1.61 ! schwarze 722: dt = DISP_ragged;
! 723: break;
1.1 kristaps 724: case (MDOC_Unfilled):
1.61 ! schwarze 725: dt = DISP_unfilled;
! 726: break;
1.1 kristaps 727: case (MDOC_Filled):
1.61 ! schwarze 728: dt = DISP_filled;
! 729: break;
1.1 kristaps 730: case (MDOC_Literal):
1.61 ! schwarze 731: dt = DISP_literal;
! 732: break;
! 733: case (MDOC_File):
! 734: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
! 735: return(0);
! 736: case (MDOC_Offset):
! 737: /* NB: this can be empty! */
! 738: if (n->args->argv[i].sz) {
! 739: offs = n->args->argv[i].value[0];
! 740: dup = (NULL != n->data.Bd.offs);
1.1 kristaps 741: break;
1.61 ! schwarze 742: }
! 743: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
1.55 schwarze 744: return(0);
745: break;
1.61 ! schwarze 746: case (MDOC_Compact):
! 747: comp = 1;
! 748: dup = n->data.Bd.comp;
! 749: break;
1.1 kristaps 750: default:
1.61 ! schwarze 751: abort();
! 752: /* NOTREACHED */
1.1 kristaps 753: }
754:
1.61 ! schwarze 755: /* Check whether we have duplicates. */
! 756:
! 757: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
! 758: return(0);
! 759:
! 760: /* Make our auxiliary assignments. */
! 761:
! 762: if (offs && ! dup)
! 763: n->data.Bd.offs = offs;
! 764: if (comp && ! dup)
! 765: n->data.Bd.comp = comp;
! 766:
! 767: /* Check whether a type has already been assigned. */
! 768:
! 769: if (DISP__NONE != dt && n->data.Bd.type != DISP__NONE)
! 770: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
! 771: return(0);
! 772:
! 773: /* Make our type assignment. */
! 774:
! 775: if (DISP__NONE != dt && n->data.Bd.type == DISP__NONE)
! 776: n->data.Bd.type = dt;
! 777: }
! 778:
! 779: if (DISP__NONE == n->data.Bd.type) {
! 780: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
! 781: return(0);
! 782: n->data.Bd.type = DISP_ragged;
! 783: }
! 784:
! 785: return(1);
1.1 kristaps 786: }
787:
788:
789: static int
790: pre_ss(PRE_ARGS)
791: {
792:
793: if (MDOC_BLOCK != n->type)
794: return(1);
795: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
796: }
797:
798:
799: static int
800: pre_sh(PRE_ARGS)
801: {
802:
803: if (MDOC_BLOCK != n->type)
804: return(1);
1.50 schwarze 805: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 806: }
807:
808:
809: static int
810: pre_it(PRE_ARGS)
811: {
812:
813: if (MDOC_BLOCK != n->type)
814: return(1);
1.55 schwarze 815: /*
816: * FIXME: this can probably be lifted if we make the It into
817: * something else on-the-fly?
818: */
1.1 kristaps 819: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
820: }
821:
822:
823: static int
824: pre_an(PRE_ARGS)
825: {
826:
827: if (NULL == n->args || 1 == n->args->argc)
828: return(1);
1.55 schwarze 829: mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT,
830: n->line, n->pos,
831: "line arguments == 1 (have %d)",
832: n->args->argc);
833: return(0);
1.1 kristaps 834: }
835:
836:
837: static int
838: pre_rv(PRE_ARGS)
839: {
840:
841: return(check_stdarg(mdoc, n));
842: }
843:
844:
845: static int
1.60 schwarze 846: post_dt(POST_ARGS)
847: {
848: const struct mdoc_node *nn;
849: const char *p;
850:
851: if (NULL != (nn = mdoc->last->child))
852: for (p = nn->string; *p; p++) {
853: if (toupper((u_char)*p) == *p)
854: continue;
855: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
856: return(0);
857: break;
858: }
859:
860: return(1);
861: }
862:
863:
864: static int
1.1 kristaps 865: pre_dt(PRE_ARGS)
866: {
1.40 schwarze 867:
1.1 kristaps 868: if (0 == mdoc->meta.date || mdoc->meta.os)
1.55 schwarze 869: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 870: return(0);
871: if (mdoc->meta.title)
1.55 schwarze 872: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 873: return(0);
874: return(1);
875: }
876:
877:
878: static int
879: pre_os(PRE_ARGS)
880: {
881:
882: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.55 schwarze 883: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 884: return(0);
885: if (mdoc->meta.os)
1.55 schwarze 886: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 887: return(0);
888: return(1);
889: }
890:
891:
892: static int
893: pre_dd(PRE_ARGS)
894: {
895:
896: if (mdoc->meta.title || mdoc->meta.os)
1.55 schwarze 897: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 898: return(0);
899: if (mdoc->meta.date)
1.55 schwarze 900: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 901: return(0);
902: return(1);
903: }
904:
905:
906: static int
907: post_bf(POST_ARGS)
908: {
909: char *p;
910: struct mdoc_node *head;
911:
912: if (MDOC_BLOCK != mdoc->last->type)
913: return(1);
914:
915: head = mdoc->last->head;
916:
1.55 schwarze 917: if (mdoc->last->args && head->child) {
918: /* FIXME: this should provide a default. */
919: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
920: return(0);
921: } else if (mdoc->last->args)
1.10 schwarze 922: return(1);
923:
1.55 schwarze 924: if (NULL == head->child || MDOC_TEXT != head->child->type) {
925: /* FIXME: this should provide a default. */
926: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
927: return(0);
928: }
1.1 kristaps 929:
1.10 schwarze 930: p = head->child->string;
1.1 kristaps 931:
1.10 schwarze 932: if (0 == strcmp(p, "Em"))
933: return(1);
934: else if (0 == strcmp(p, "Li"))
935: return(1);
1.30 schwarze 936: else if (0 == strcmp(p, "Sy"))
1.10 schwarze 937: return(1);
1.1 kristaps 938:
1.55 schwarze 939: mdoc_nmsg(mdoc, head, MANDOCERR_FONTTYPE);
940: return(0);
1.27 schwarze 941: }
942:
943:
944: static int
945: post_lb(POST_ARGS)
946: {
947:
948: if (mdoc_a2lib(mdoc->last->child->string))
949: return(1);
1.55 schwarze 950: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.59 schwarze 951: }
952:
953:
954: static int
955: post_eoln(POST_ARGS)
956: {
957:
958: if (NULL == mdoc->last->child)
959: return(1);
960: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.42 schwarze 961: }
962:
963:
964: static int
965: post_vt(POST_ARGS)
966: {
967: const struct mdoc_node *n;
968:
969: /*
970: * The Vt macro comes in both ELEM and BLOCK form, both of which
971: * have different syntaxes (yet more context-sensitive
972: * behaviour). ELEM types must have a child; BLOCK types,
973: * specifically the BODY, should only have TEXT children.
974: */
975:
976: if (MDOC_ELEM == mdoc->last->type)
977: return(eerr_ge1(mdoc));
978: if (MDOC_BODY != mdoc->last->type)
979: return(1);
980:
981: for (n = mdoc->last->child; n; n = n->next)
1.52 schwarze 982: if (MDOC_TEXT != n->type)
1.55 schwarze 983: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.42 schwarze 984: return(0);
985:
986: return(1);
1.1 kristaps 987: }
988:
989:
990: static int
991: post_nm(POST_ARGS)
992: {
993:
994: if (mdoc->last->child)
995: return(1);
996: if (mdoc->meta.name)
997: return(1);
1.55 schwarze 998: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 999: }
1000:
1001:
1002: static int
1003: post_at(POST_ARGS)
1004: {
1005:
1006: if (NULL == mdoc->last->child)
1007: return(1);
1.55 schwarze 1008: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1009: if (mdoc_a2att(mdoc->last->child->string))
1010: return(1);
1.55 schwarze 1011: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1012: }
1013:
1014:
1015: static int
1016: post_an(POST_ARGS)
1017: {
1018:
1019: if (mdoc->last->args) {
1020: if (NULL == mdoc->last->child)
1021: return(1);
1.55 schwarze 1022: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT));
1.1 kristaps 1023: }
1024:
1025: if (mdoc->last->child)
1026: return(1);
1.55 schwarze 1027: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS));
1.1 kristaps 1028: }
1029:
1030:
1031: static int
1032: post_it(POST_ARGS)
1033: {
1.60 schwarze 1034: int i, cols, rc;
1035: enum mdoc_list lt;
1.1 kristaps 1036: struct mdoc_node *n, *c;
1.60 schwarze 1037: enum mandocerr er;
1.1 kristaps 1038:
1039: if (MDOC_BLOCK != mdoc->last->type)
1040: return(1);
1041:
1042: n = mdoc->last->parent->parent;
1.61 ! schwarze 1043: lt = n->data.Bl.type;
1.60 schwarze 1044:
1045: if (LIST__NONE == lt) {
1.55 schwarze 1046: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1047: return(0);
1048: }
1.1 kristaps 1049:
1.60 schwarze 1050: switch (lt) {
1051: case (LIST_tag):
1052: if (mdoc->last->head->child)
1.1 kristaps 1053: break;
1.60 schwarze 1054: /* FIXME: give this a dummy value. */
1055: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1056: return(0);
1.1 kristaps 1057: break;
1.60 schwarze 1058: case (LIST_hang):
1.1 kristaps 1059: /* FALLTHROUGH */
1.60 schwarze 1060: case (LIST_ohang):
1.1 kristaps 1061: /* FALLTHROUGH */
1.60 schwarze 1062: case (LIST_inset):
1.1 kristaps 1063: /* FALLTHROUGH */
1.60 schwarze 1064: case (LIST_diag):
1.1 kristaps 1065: if (NULL == mdoc->last->head->child)
1.55 schwarze 1066: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1067: return(0);
1068: if (NULL == mdoc->last->body->child)
1.55 schwarze 1069: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1070: return(0);
1071: break;
1.60 schwarze 1072: case (LIST_bullet):
1.1 kristaps 1073: /* FALLTHROUGH */
1.60 schwarze 1074: case (LIST_dash):
1.1 kristaps 1075: /* FALLTHROUGH */
1.60 schwarze 1076: case (LIST_enum):
1.1 kristaps 1077: /* FALLTHROUGH */
1.60 schwarze 1078: case (LIST_hyphen):
1.1 kristaps 1079: /* FALLTHROUGH */
1.60 schwarze 1080: case (LIST_item):
1.1 kristaps 1081: if (mdoc->last->head->child)
1.55 schwarze 1082: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1083: return(0);
1084: if (NULL == mdoc->last->body->child)
1.55 schwarze 1085: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1086: return(0);
1087: break;
1.60 schwarze 1088: case (LIST_column):
1089: cols = -1;
1090: for (i = 0; i < (int)n->args->argc; i++)
1091: if (MDOC_Column == n->args->argv[i].arg) {
1092: cols = (int)n->args->argv[i].sz;
1093: break;
1094: }
1095:
1096: assert(-1 != cols);
1097: assert(NULL == mdoc->last->head->child);
1098:
1099: if (NULL == mdoc->last->body->child)
1100: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.32 schwarze 1101: return(0);
1.60 schwarze 1102:
1103: for (i = 0, c = mdoc->last->child; c; c = c->next)
1104: if (MDOC_BODY == c->type)
1105: i++;
1106:
1107: if (i < cols)
1108: er = MANDOCERR_ARGCOUNT;
1109: else if (i == cols || i == cols + 1)
1.1 kristaps 1110: break;
1.60 schwarze 1111: else
1112: er = MANDOCERR_SYNTARGCOUNT;
1.32 schwarze 1113:
1.60 schwarze 1114: rc = mdoc_vmsg(mdoc, er,
1.55 schwarze 1115: mdoc->last->line, mdoc->last->pos,
1116: "columns == %d (have %d)", cols, i);
1.60 schwarze 1117: return(rc);
1.1 kristaps 1118: default:
1119: break;
1120: }
1121:
1122: return(1);
1123: }
1124:
1125:
1126: static int
1.11 schwarze 1127: post_bl_head(POST_ARGS)
1128: {
1.60 schwarze 1129: int i;
1130: struct mdoc_node *n;
1.11 schwarze 1131:
1.60 schwarze 1132: assert(mdoc->last->parent);
1.11 schwarze 1133: n = mdoc->last->parent;
1134:
1.61 ! schwarze 1135: if (LIST_column == n->data.Bl.type) {
1.60 schwarze 1136: for (i = 0; i < (int)n->args->argc; i++)
1137: if (MDOC_Column == n->args->argv[i].arg)
1138: break;
1139: assert(i < (int)n->args->argc);
1140:
1141: if (n->args->argv[i].sz && mdoc->last->nchild) {
1142: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1143: return(0);
1.48 schwarze 1144: }
1.60 schwarze 1145: return(1);
1.48 schwarze 1146: }
1.11 schwarze 1147:
1.48 schwarze 1148: if (0 == (i = mdoc->last->nchild))
1.11 schwarze 1149: return(1);
1.48 schwarze 1150: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.11 schwarze 1151: }
1152:
1153:
1154: static int
1.1 kristaps 1155: post_bl(POST_ARGS)
1156: {
1157: struct mdoc_node *n;
1158:
1.11 schwarze 1159: if (MDOC_HEAD == mdoc->last->type)
1160: return(post_bl_head(mdoc));
1.1 kristaps 1161: if (MDOC_BODY != mdoc->last->type)
1162: return(1);
1163: if (NULL == mdoc->last->child)
1164: return(1);
1165:
1.41 schwarze 1166: /*
1167: * We only allow certain children of `Bl'. This is usually on
1168: * `It', but apparently `Sm' occurs here and there, so we let
1169: * that one through, too.
1170: */
1171:
1.1 kristaps 1172: /* LINTED */
1173: for (n = mdoc->last->child; n; n = n->next) {
1.41 schwarze 1174: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1175: continue;
1176: if (MDOC_Sm == n->tok)
1177: continue;
1.55 schwarze 1178: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1179: return(0);
1.1 kristaps 1180: }
1181:
1182: return(1);
1183: }
1184:
1185:
1186: static int
1187: ebool(struct mdoc *mdoc)
1188: {
1189: struct mdoc_node *n;
1190:
1191: /* LINTED */
1192: for (n = mdoc->last->child; n; n = n->next) {
1193: if (MDOC_TEXT != n->type)
1194: break;
1195: if (0 == strcmp(n->string, "on"))
1196: continue;
1197: if (0 == strcmp(n->string, "off"))
1198: continue;
1199: break;
1200: }
1201:
1202: if (NULL == n)
1203: return(1);
1.55 schwarze 1204: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1205: }
1206:
1207:
1208: static int
1209: post_root(POST_ARGS)
1210: {
1211:
1212: if (NULL == mdoc->first->child)
1.55 schwarze 1213: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1214: else if ( ! (MDOC_PBODY & mdoc->flags))
1215: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1216: else if (MDOC_BLOCK != mdoc->first->child->type)
1217: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1218: else if (MDOC_Sh != mdoc->first->child->tok)
1219: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1220: else
1221: return(1);
1.1 kristaps 1222:
1.55 schwarze 1223: return(0);
1.1 kristaps 1224: }
1225:
1226:
1227: static int
1228: post_st(POST_ARGS)
1229: {
1230:
1231: if (mdoc_a2st(mdoc->last->child->string))
1232: return(1);
1.55 schwarze 1233: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.36 schwarze 1234: }
1235:
1236:
1237: static int
1238: post_rs(POST_ARGS)
1239: {
1240: struct mdoc_node *nn;
1241:
1242: if (MDOC_BODY != mdoc->last->type)
1243: return(1);
1244:
1245: for (nn = mdoc->last->child; nn; nn = nn->next)
1246: switch (nn->tok) {
1.38 schwarze 1247: case(MDOC__U):
1248: /* FALLTHROUGH */
1.36 schwarze 1249: case(MDOC__Q):
1250: /* FALLTHROUGH */
1251: case(MDOC__C):
1252: /* FALLTHROUGH */
1253: case(MDOC__A):
1254: /* FALLTHROUGH */
1255: case(MDOC__B):
1256: /* FALLTHROUGH */
1257: case(MDOC__D):
1258: /* FALLTHROUGH */
1259: case(MDOC__I):
1260: /* FALLTHROUGH */
1261: case(MDOC__J):
1262: /* FALLTHROUGH */
1263: case(MDOC__N):
1264: /* FALLTHROUGH */
1265: case(MDOC__O):
1266: /* FALLTHROUGH */
1267: case(MDOC__P):
1268: /* FALLTHROUGH */
1269: case(MDOC__R):
1270: /* FALLTHROUGH */
1271: case(MDOC__T):
1272: /* FALLTHROUGH */
1273: case(MDOC__V):
1274: break;
1275: default:
1.55 schwarze 1276: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1277: return(0);
1.36 schwarze 1278: }
1279:
1280: return(1);
1.1 kristaps 1281: }
1282:
1283:
1284: static int
1285: post_sh(POST_ARGS)
1286: {
1287:
1288: if (MDOC_HEAD == mdoc->last->type)
1289: return(post_sh_head(mdoc));
1290: if (MDOC_BODY == mdoc->last->type)
1291: return(post_sh_body(mdoc));
1292:
1293: return(1);
1294: }
1295:
1296:
1297: static int
1298: post_sh_body(POST_ARGS)
1299: {
1300: struct mdoc_node *n;
1301:
1.26 schwarze 1302: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1303: return(1);
1304:
1305: /*
1306: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1307: * macros (can have multiple `Nm' and one `Nd'). Note that the
1308: * children of the BODY declaration can also be "text".
1309: */
1310:
1311: if (NULL == (n = mdoc->last->child))
1.55 schwarze 1312: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1313:
1314: for ( ; n && n->next; n = n->next) {
1315: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1316: continue;
1317: if (MDOC_TEXT == n->type)
1318: continue;
1.55 schwarze 1319: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1320: return(0);
1321: }
1322:
1.34 schwarze 1323: assert(n);
1.25 schwarze 1324: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1325: return(1);
1.55 schwarze 1326: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1327: }
1328:
1329:
1330: static int
1331: post_sh_head(POST_ARGS)
1332: {
1.57 schwarze 1333: char buf[BUFSIZ];
1.1 kristaps 1334: enum mdoc_sec sec;
1335: const struct mdoc_node *n;
1336:
1337: /*
1338: * Process a new section. Sections are either "named" or
1339: * "custom"; custom sections are user-defined, while named ones
1340: * usually follow a conventional order and may only appear in
1341: * certain manual sections.
1342: */
1343:
1.55 schwarze 1344: buf[0] = '\0';
1345:
1346: /*
1347: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1348: * in the interests of simplicity.
1349: */
1.1 kristaps 1350:
1351: for (n = mdoc->last->child; n; n = n->next) {
1.9 schwarze 1352: /* XXX - copied from compact(). */
1.1 kristaps 1353: assert(MDOC_TEXT == n->type);
1.9 schwarze 1354:
1.57 schwarze 1355: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.55 schwarze 1356: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1357: return(0);
1358: }
1.1 kristaps 1359: if (NULL == n->next)
1360: continue;
1.57 schwarze 1361: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.55 schwarze 1362: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1363: return(0);
1364: }
1.1 kristaps 1365: }
1366:
1.51 schwarze 1367: sec = mdoc_str2sec(buf);
1.1 kristaps 1368:
1.9 schwarze 1369: /*
1370: * Check: NAME should always be first, CUSTOM has no roles,
1371: * non-CUSTOM has a conventional order to be followed.
1372: */
1.1 kristaps 1373:
1.51 schwarze 1374: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.55 schwarze 1375: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.51 schwarze 1376: return(0);
1377:
1.1 kristaps 1378: if (SEC_CUSTOM == sec)
1379: return(1);
1.51 schwarze 1380:
1.1 kristaps 1381: if (sec == mdoc->lastnamed)
1.55 schwarze 1382: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.23 schwarze 1383: return(0);
1.51 schwarze 1384:
1.1 kristaps 1385: if (sec < mdoc->lastnamed)
1.55 schwarze 1386: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.23 schwarze 1387: return(0);
1.1 kristaps 1388:
1.9 schwarze 1389: /*
1390: * Check particular section/manual conventions. LIBRARY can
1.54 schwarze 1391: * only occur in manual section 2, 3, and 9.
1.9 schwarze 1392: */
1.1 kristaps 1393:
1394: switch (sec) {
1395: case (SEC_LIBRARY):
1.54 schwarze 1396: assert(mdoc->meta.msec);
1397: if (*mdoc->meta.msec == '2')
1398: break;
1399: if (*mdoc->meta.msec == '3')
1400: break;
1401: if (*mdoc->meta.msec == '9')
1.1 kristaps 1402: break;
1.55 schwarze 1403: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1404: default:
1405: break;
1406: }
1407:
1408: return(1);
1409: }
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