Annotation of mandoc/mdoc_validate.c, Revision 1.106
1.106 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.105 2010/07/02 12:54:33 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:
1.91 kristaps 37: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.32 kristaps 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);
1.92 kristaps 50: static int check_text(struct mdoc *, int, int, char *);
1.32 kristaps 51: static int check_argv(struct mdoc *,
1.92 kristaps 52: struct mdoc_node *, struct mdoc_argv *);
53: static int check_args(struct mdoc *, struct mdoc_node *);
1.32 kristaps 54: static int err_child_lt(struct mdoc *, const char *, int);
55: static int warn_child_lt(struct mdoc *, const char *, int);
56: static int err_child_gt(struct mdoc *, const char *, int);
57: static int warn_child_gt(struct mdoc *, const char *, int);
58: static int err_child_eq(struct mdoc *, const char *, int);
59: static int warn_child_eq(struct mdoc *, const char *, int);
60: static int warn_count(struct mdoc *, const char *,
1.1 kristaps 61: int, const char *, int);
1.32 kristaps 62: static int err_count(struct mdoc *, const char *,
1.1 kristaps 63: int, const char *, int);
1.32 kristaps 64:
65: static int berr_ge1(POST_ARGS);
66: static int bwarn_ge1(POST_ARGS);
67: static int ebool(POST_ARGS);
68: static int eerr_eq0(POST_ARGS);
69: static int eerr_eq1(POST_ARGS);
70: static int eerr_ge1(POST_ARGS);
1.46 kristaps 71: static int eerr_le1(POST_ARGS);
1.32 kristaps 72: static int ewarn_ge1(POST_ARGS);
73: static int herr_eq0(POST_ARGS);
74: static int herr_ge1(POST_ARGS);
75: static int hwarn_eq1(POST_ARGS);
1.66 kristaps 76: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 77: static int hwarn_le1(POST_ARGS);
78:
79: static int post_an(POST_ARGS);
80: static int post_at(POST_ARGS);
81: static int post_bf(POST_ARGS);
82: static int post_bl(POST_ARGS);
83: static int post_bl_head(POST_ARGS);
1.85 kristaps 84: static int post_dt(POST_ARGS);
1.32 kristaps 85: static int post_it(POST_ARGS);
86: static int post_lb(POST_ARGS);
87: static int post_nm(POST_ARGS);
88: static int post_root(POST_ARGS);
1.43 kristaps 89: static int post_rs(POST_ARGS);
1.32 kristaps 90: static int post_sh(POST_ARGS);
91: static int post_sh_body(POST_ARGS);
92: static int post_sh_head(POST_ARGS);
93: static int post_st(POST_ARGS);
1.84 kristaps 94: static int post_eoln(POST_ARGS);
1.57 kristaps 95: static int post_vt(POST_ARGS);
1.32 kristaps 96: static int pre_an(PRE_ARGS);
97: static int pre_bd(PRE_ARGS);
98: static int pre_bl(PRE_ARGS);
99: static int pre_dd(PRE_ARGS);
100: static int pre_display(PRE_ARGS);
101: static int pre_dt(PRE_ARGS);
102: static int pre_it(PRE_ARGS);
103: static int pre_os(PRE_ARGS);
104: static int pre_rv(PRE_ARGS);
105: static int pre_sh(PRE_ARGS);
106: static int pre_ss(PRE_ARGS);
107:
108: static v_post posts_an[] = { post_an, NULL };
109: static v_post posts_at[] = { post_at, NULL };
1.101 schwarze 110: static v_post posts_bd_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 111: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
112: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
113: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 114: static v_post posts_eoln[] = { post_eoln, NULL };
1.85 kristaps 115: static v_post posts_dt[] = { post_dt, NULL };
1.32 kristaps 116: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
117: static v_post posts_it[] = { post_it, NULL };
118: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
119: static v_post posts_nd[] = { berr_ge1, NULL };
120: static v_post posts_nm[] = { post_nm, NULL };
121: static v_post posts_notext[] = { eerr_eq0, NULL };
1.44 kristaps 122: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.32 kristaps 123: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 124: static v_post posts_sp[] = { eerr_le1, NULL };
1.32 kristaps 125: static v_post posts_ss[] = { herr_ge1, NULL };
126: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
127: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 128: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 129: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 130: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
131: static v_post posts_wtext[] = { ewarn_ge1, NULL };
132: static v_pre pres_an[] = { pre_an, NULL };
133: static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
134: static v_pre pres_bl[] = { pre_bl, NULL };
135: static v_pre pres_d1[] = { pre_display, NULL };
136: static v_pre pres_dd[] = { pre_dd, NULL };
137: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 138: static v_pre pres_er[] = { NULL, NULL };
1.76 kristaps 139: static v_pre pres_ex[] = { NULL, NULL };
1.77 kristaps 140: static v_pre pres_fd[] = { NULL, NULL };
1.32 kristaps 141: static v_pre pres_it[] = { pre_it, NULL };
142: static v_pre pres_os[] = { pre_os, NULL };
143: static v_pre pres_rv[] = { pre_rv, NULL };
144: static v_pre pres_sh[] = { pre_sh, NULL };
145: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 146:
147: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 148: { NULL, NULL }, /* Ap */
1.1 kristaps 149: { pres_dd, posts_text }, /* Dd */
1.85 kristaps 150: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 151: { pres_os, NULL }, /* Os */
152: { pres_sh, posts_sh }, /* Sh */
153: { pres_ss, posts_ss }, /* Ss */
1.34 kristaps 154: { NULL, posts_notext }, /* Pp */
1.1 kristaps 155: { pres_d1, posts_wline }, /* D1 */
156: { pres_d1, posts_wline }, /* Dl */
1.104 kristaps 157: { pres_bd, posts_bd_bk }, /* Bd */
1.1 kristaps 158: { NULL, NULL }, /* Ed */
159: { pres_bl, posts_bl }, /* Bl */
160: { NULL, NULL }, /* El */
161: { pres_it, posts_it }, /* It */
162: { NULL, posts_text }, /* Ad */
163: { pres_an, posts_an }, /* An */
164: { NULL, NULL }, /* Ar */
1.69 kristaps 165: { NULL, posts_text }, /* Cd */
1.1 kristaps 166: { NULL, NULL }, /* Cm */
167: { NULL, NULL }, /* Dv */
168: { pres_er, posts_text }, /* Er */
169: { NULL, NULL }, /* Ev */
1.42 kristaps 170: { pres_ex, NULL }, /* Ex */
1.1 kristaps 171: { NULL, NULL }, /* Fa */
172: { pres_fd, posts_wtext }, /* Fd */
173: { NULL, NULL }, /* Fl */
174: { NULL, posts_text }, /* Fn */
175: { NULL, posts_wtext }, /* Ft */
176: { NULL, posts_text }, /* Ic */
1.51 kristaps 177: { NULL, posts_text1 }, /* In */
1.1 kristaps 178: { NULL, NULL }, /* Li */
1.27 kristaps 179: { NULL, posts_nd }, /* Nd */
1.1 kristaps 180: { NULL, posts_nm }, /* Nm */
181: { NULL, posts_wline }, /* Op */
182: { NULL, NULL }, /* Ot */
183: { NULL, NULL }, /* Pa */
1.42 kristaps 184: { pres_rv, NULL }, /* Rv */
1.1 kristaps 185: { NULL, posts_st }, /* St */
186: { NULL, NULL }, /* Va */
1.57 kristaps 187: { NULL, posts_vt }, /* Vt */
1.84 kristaps 188: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 189: { NULL, posts_text }, /* %A */
1.47 kristaps 190: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 191: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 192: { NULL, posts_text }, /* %I */
193: { NULL, posts_text }, /* %J */
194: { NULL, posts_text }, /* %N */
195: { NULL, posts_text }, /* %O */
196: { NULL, posts_text }, /* %P */
197: { NULL, posts_text }, /* %R */
1.47 kristaps 198: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 199: { NULL, posts_text }, /* %V */
200: { NULL, NULL }, /* Ac */
201: { NULL, NULL }, /* Ao */
202: { NULL, posts_wline }, /* Aq */
203: { NULL, posts_at }, /* At */
204: { NULL, NULL }, /* Bc */
205: { NULL, posts_bf }, /* Bf */
206: { NULL, NULL }, /* Bo */
207: { NULL, posts_wline }, /* Bq */
208: { NULL, NULL }, /* Bsx */
209: { NULL, NULL }, /* Bx */
210: { NULL, posts_bool }, /* Db */
211: { NULL, NULL }, /* Dc */
212: { NULL, NULL }, /* Do */
213: { NULL, posts_wline }, /* Dq */
214: { NULL, NULL }, /* Ec */
215: { NULL, NULL }, /* Ef */
216: { NULL, NULL }, /* Em */
217: { NULL, NULL }, /* Eo */
218: { NULL, NULL }, /* Fx */
219: { NULL, posts_text }, /* Ms */
220: { NULL, posts_notext }, /* No */
221: { NULL, posts_notext }, /* Ns */
222: { NULL, NULL }, /* Nx */
223: { NULL, NULL }, /* Ox */
224: { NULL, NULL }, /* Pc */
1.51 kristaps 225: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 226: { NULL, NULL }, /* Po */
227: { NULL, posts_wline }, /* Pq */
228: { NULL, NULL }, /* Qc */
229: { NULL, posts_wline }, /* Ql */
230: { NULL, NULL }, /* Qo */
231: { NULL, posts_wline }, /* Qq */
232: { NULL, NULL }, /* Re */
1.43 kristaps 233: { NULL, posts_rs }, /* Rs */
1.1 kristaps 234: { NULL, NULL }, /* Sc */
235: { NULL, NULL }, /* So */
236: { NULL, posts_wline }, /* Sq */
237: { NULL, posts_bool }, /* Sm */
238: { NULL, posts_text }, /* Sx */
239: { NULL, posts_text }, /* Sy */
240: { NULL, posts_text }, /* Tn */
241: { NULL, NULL }, /* Ux */
242: { NULL, NULL }, /* Xc */
243: { NULL, NULL }, /* Xo */
244: { NULL, posts_fo }, /* Fo */
245: { NULL, NULL }, /* Fc */
246: { NULL, NULL }, /* Oo */
247: { NULL, NULL }, /* Oc */
1.101 schwarze 248: { NULL, posts_bd_bk }, /* Bk */
1.1 kristaps 249: { NULL, NULL }, /* Ek */
1.84 kristaps 250: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 251: { NULL, NULL }, /* Hf */
252: { NULL, NULL }, /* Fr */
1.84 kristaps 253: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 254: { NULL, posts_lb }, /* Lb */
1.34 kristaps 255: { NULL, posts_notext }, /* Lp */
1.51 kristaps 256: { NULL, posts_text }, /* Lk */
1.1 kristaps 257: { NULL, posts_text }, /* Mt */
258: { NULL, posts_wline }, /* Brq */
259: { NULL, NULL }, /* Bro */
260: { NULL, NULL }, /* Brc */
261: { NULL, posts_text }, /* %C */
262: { NULL, NULL }, /* Es */
263: { NULL, NULL }, /* En */
264: { NULL, NULL }, /* Dx */
265: { NULL, posts_text }, /* %Q */
1.33 kristaps 266: { NULL, posts_notext }, /* br */
1.35 kristaps 267: { NULL, posts_sp }, /* sp */
1.51 kristaps 268: { NULL, posts_text1 }, /* %U */
1.88 kristaps 269: { NULL, NULL }, /* Ta */
1.1 kristaps 270: };
271:
272:
273: int
1.91 kristaps 274: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 275: {
276: v_pre *p;
277: int line, pos;
1.92 kristaps 278: char *tp;
1.1 kristaps 279:
280: if (MDOC_TEXT == n->type) {
281: tp = n->string;
282: line = n->line;
283: pos = n->pos;
284: return(check_text(mdoc, line, pos, tp));
285: }
286:
287: if ( ! check_args(mdoc, n))
288: return(0);
289: if (NULL == mdoc_valids[n->tok].pre)
290: return(1);
291: for (p = mdoc_valids[n->tok].pre; *p; p++)
292: if ( ! (*p)(mdoc, n))
293: return(0);
294: return(1);
295: }
296:
297:
298: int
299: mdoc_valid_post(struct mdoc *mdoc)
300: {
301: v_post *p;
302:
303: if (MDOC_VALID & mdoc->last->flags)
304: return(1);
305: mdoc->last->flags |= MDOC_VALID;
306:
307: if (MDOC_TEXT == mdoc->last->type)
308: return(1);
309: if (MDOC_ROOT == mdoc->last->type)
310: return(post_root(mdoc));
311:
312: if (NULL == mdoc_valids[mdoc->last->tok].post)
313: return(1);
314: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
315: if ( ! (*p)(mdoc))
316: return(0);
317:
318: return(1);
319: }
320:
321:
322: static inline int
323: warn_count(struct mdoc *m, const char *k,
324: int want, const char *v, int has)
325: {
326:
1.79 kristaps 327: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
328: m->last->line, m->last->pos,
329: "%s %s %d (have %d)", v, k, want, has));
1.1 kristaps 330: }
331:
332:
333: static inline int
334: err_count(struct mdoc *m, const char *k,
335: int want, const char *v, int has)
336: {
337:
1.79 kristaps 338: mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
339: m->last->line, m->last->pos,
340: "%s %s %d (have %d)",
341: v, k, want, has);
342: return(0);
1.1 kristaps 343: }
344:
345:
346: /*
347: * Build these up with macros because they're basically the same check
348: * for different inequalities. Yes, this could be done with functions,
349: * but this is reasonable for now.
350: */
351:
352: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
353: static int \
354: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
355: { \
1.16 kristaps 356: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 357: return(1); \
1.16 kristaps 358: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 359: }
360:
361: #define CHECK_BODY_DEFN(name, lvl, func, num) \
362: static int \
363: b##lvl##_##name(POST_ARGS) \
364: { \
365: if (MDOC_BODY != mdoc->last->type) \
366: return(1); \
367: return(func(mdoc, "multi-line arguments", (num))); \
368: }
369:
370: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
371: static int \
372: e##lvl##_##name(POST_ARGS) \
373: { \
374: assert(MDOC_ELEM == mdoc->last->type); \
375: return(func(mdoc, "line arguments", (num))); \
376: }
377:
378: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
379: static int \
380: h##lvl##_##name(POST_ARGS) \
381: { \
382: if (MDOC_HEAD != mdoc->last->type) \
383: return(1); \
384: return(func(mdoc, "line arguments", (num))); \
385: }
386:
387:
388: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
389: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
390: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
391: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
392: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
393: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
394: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.27 kristaps 395: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.84 kristaps 396: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
1.1 kristaps 397: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
1.46 kristaps 398: CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
1.1 kristaps 399: CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
400: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
401: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
402: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
403: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
404: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
1.66 kristaps 405: CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
1.1 kristaps 406:
407:
408: static int
409: check_stdarg(PRE_ARGS)
410: {
411:
412: if (n->args && 1 == n->args->argc)
413: if (MDOC_Std == n->args->argv[0].arg)
414: return(1);
1.79 kristaps 415: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 416: }
417:
418:
419: static int
1.92 kristaps 420: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 421: {
422: int i;
423:
424: if (NULL == n->args)
425: return(1);
426:
427: assert(n->args->argc);
428: for (i = 0; i < (int)n->args->argc; i++)
429: if ( ! check_argv(m, n, &n->args->argv[i]))
430: return(0);
431:
432: return(1);
433: }
434:
435:
436: static int
1.92 kristaps 437: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 438: {
439: int i;
440:
441: for (i = 0; i < (int)v->sz; i++)
442: if ( ! check_text(m, v->line, v->pos, v->value[i]))
443: return(0);
444:
445: if (MDOC_Std == v->arg) {
446: if (v->sz || m->meta.name)
447: return(1);
1.79 kristaps 448: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
449: return(0);
1.1 kristaps 450: }
451:
452: return(1);
453: }
454:
455:
456: static int
1.92 kristaps 457: check_text(struct mdoc *mdoc, int line, int pos, char *p)
1.1 kristaps 458: {
1.18 kristaps 459: int c;
1.102 kristaps 460:
461: /*
462: * FIXME: we absolutely cannot let \b get through or it will
463: * destroy some assumptions in terms of format.
464: */
1.1 kristaps 465:
1.18 kristaps 466: for ( ; *p; p++, pos++) {
1.1 kristaps 467: if ('\t' == *p) {
468: if ( ! (MDOC_LITERAL & mdoc->flags))
1.79 kristaps 469: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.4 kristaps 470: return(0);
1.82 kristaps 471: } else if ( ! isprint((u_char)*p) && ASCII_HYPH != *p)
1.79 kristaps 472: if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
1.4 kristaps 473: return(0);
1.1 kristaps 474:
475: if ('\\' != *p)
476: continue;
477:
1.18 kristaps 478: c = mandoc_special(p);
1.1 kristaps 479: if (c) {
1.18 kristaps 480: p += c - 1;
481: pos += c - 1;
1.1 kristaps 482: continue;
483: }
1.79 kristaps 484:
485: c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE);
486: if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c)
487: return(c);
1.1 kristaps 488: }
489:
490: return(1);
491: }
492:
493:
494:
495:
496: static int
1.59 kristaps 497: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 498: {
499:
500: assert(n->parent);
501: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
502: (t == n->parent->type))
503: return(1);
504:
1.79 kristaps 505: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
506: n->line, n->pos, "want parent %s",
507: MDOC_ROOT == t ? "<root>" :
508: mdoc_macronames[tok]);
509: return(0);
1.1 kristaps 510: }
511:
512:
513:
514: static int
515: pre_display(PRE_ARGS)
516: {
517: struct mdoc_node *node;
518:
519: /* Display elements (`Bd', `D1'...) cannot be nested. */
520:
521: if (MDOC_BLOCK != n->type)
522: return(1);
523:
524: /* LINTED */
525: for (node = mdoc->last->parent; node; node = node->parent)
526: if (MDOC_BLOCK == node->type)
527: if (MDOC_Bd == node->tok)
528: break;
529: if (NULL == node)
530: return(1);
531:
1.79 kristaps 532: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
533: return(0);
1.1 kristaps 534: }
535:
536:
537: static int
538: pre_bl(PRE_ARGS)
539: {
1.104 kristaps 540: int i, comp, dup;
541: const char *offs, *width;
542: enum mdoc_list lt;
543: struct mdoc_node *np;
1.1 kristaps 544:
1.91 kristaps 545: if (MDOC_BLOCK != n->type) {
1.104 kristaps 546: if (ENDBODY_NOT != n->end) {
547: assert(n->pending);
548: np = n->pending->parent;
549: } else
550: np = n->parent;
551:
552: assert(np);
553: assert(MDOC_BLOCK == np->type);
554: assert(MDOC_Bl == np->tok);
555: assert(np->data.Bl);
556: n->data.Bl = np->data.Bl;
1.1 kristaps 557: return(1);
1.79 kristaps 558: }
1.1 kristaps 559:
1.91 kristaps 560: /*
561: * First figure out which kind of list to use: bind ourselves to
562: * the first mentioned list type and warn about any remaining
563: * ones. If we find no list type, we default to LIST_item.
564: */
1.1 kristaps 565:
1.104 kristaps 566: assert(NULL == n->data.Bl);
567: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 568:
569: /* LINTED */
1.91 kristaps 570: for (i = 0; n->args && i < (int)n->args->argc; i++) {
571: lt = LIST__NONE;
1.97 kristaps 572: dup = comp = 0;
1.99 kristaps 573: width = offs = NULL;
1.91 kristaps 574: switch (n->args->argv[i].arg) {
575: /* Set list types. */
1.1 kristaps 576: case (MDOC_Bullet):
1.91 kristaps 577: lt = LIST_bullet;
578: break;
1.1 kristaps 579: case (MDOC_Dash):
1.91 kristaps 580: lt = LIST_dash;
581: break;
1.1 kristaps 582: case (MDOC_Enum):
1.91 kristaps 583: lt = LIST_enum;
584: break;
1.1 kristaps 585: case (MDOC_Hyphen):
1.91 kristaps 586: lt = LIST_hyphen;
587: break;
1.1 kristaps 588: case (MDOC_Item):
1.91 kristaps 589: lt = LIST_item;
590: break;
1.1 kristaps 591: case (MDOC_Tag):
1.91 kristaps 592: lt = LIST_tag;
593: break;
1.1 kristaps 594: case (MDOC_Diag):
1.91 kristaps 595: lt = LIST_diag;
596: break;
1.1 kristaps 597: case (MDOC_Hang):
1.91 kristaps 598: lt = LIST_hang;
599: break;
1.1 kristaps 600: case (MDOC_Ohang):
1.91 kristaps 601: lt = LIST_ohang;
602: break;
1.1 kristaps 603: case (MDOC_Inset):
1.91 kristaps 604: lt = LIST_inset;
605: break;
1.1 kristaps 606: case (MDOC_Column):
1.91 kristaps 607: lt = LIST_column;
608: break;
609: /* Set list arguments. */
1.45 kristaps 610: case (MDOC_Compact):
1.104 kristaps 611: dup = n->data.Bl->comp;
1.97 kristaps 612: comp = 1;
1.91 kristaps 613: break;
1.1 kristaps 614: case (MDOC_Width):
1.104 kristaps 615: dup = (NULL != n->data.Bl->width);
1.99 kristaps 616: width = n->args->argv[i].value[0];
1.8 kristaps 617: break;
1.1 kristaps 618: case (MDOC_Offset):
1.98 kristaps 619: /* NB: this can be empty! */
620: if (n->args->argv[i].sz) {
621: offs = n->args->argv[i].value[0];
1.104 kristaps 622: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 623: break;
624: }
625: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
626: return(0);
1.1 kristaps 627: break;
628: }
629:
1.91 kristaps 630: /* Check: duplicate auxiliary arguments. */
631:
1.97 kristaps 632: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
633: return(0);
634:
635: if (comp && ! dup)
1.104 kristaps 636: n->data.Bl->comp = comp;
1.98 kristaps 637: if (offs && ! dup)
1.104 kristaps 638: n->data.Bl->offs = offs;
1.99 kristaps 639: if (width && ! dup)
1.104 kristaps 640: n->data.Bl->width = width;
1.91 kristaps 641:
642: /* Check: multiple list types. */
643:
1.104 kristaps 644: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.91 kristaps 645: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
646: return(0);
647:
648: /* Assign list type. */
649:
1.104 kristaps 650: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE)
651: n->data.Bl->type = lt;
1.91 kristaps 652:
653: /* The list type should come first. */
654:
1.104 kristaps 655: if (n->data.Bl->type == LIST__NONE)
656: if (n->data.Bl->width ||
657: n->data.Bl->offs ||
658: n->data.Bl->comp)
1.91 kristaps 659: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
660: return(0);
661:
662: continue;
663: }
664:
665: /* Allow lists to default to LIST_item. */
666:
1.104 kristaps 667: if (LIST__NONE == n->data.Bl->type) {
1.91 kristaps 668: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
669: return(0);
1.104 kristaps 670: n->data.Bl->type = LIST_item;
1.79 kristaps 671: }
1.1 kristaps 672:
1.8 kristaps 673: /*
674: * Validate the width field. Some list types don't need width
675: * types and should be warned about them. Others should have it
676: * and must also be warned.
677: */
678:
1.104 kristaps 679: switch (n->data.Bl->type) {
1.91 kristaps 680: case (LIST_tag):
1.104 kristaps 681: if (n->data.Bl->width)
1.91 kristaps 682: break;
683: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
684: break;
685: return(0);
686: case (LIST_column):
1.1 kristaps 687: /* FALLTHROUGH */
1.91 kristaps 688: case (LIST_diag):
1.1 kristaps 689: /* FALLTHROUGH */
1.91 kristaps 690: case (LIST_ohang):
1.53 kristaps 691: /* FALLTHROUGH */
1.91 kristaps 692: case (LIST_inset):
1.1 kristaps 693: /* FALLTHROUGH */
1.91 kristaps 694: case (LIST_item):
1.104 kristaps 695: if (NULL == n->data.Bl->width)
1.91 kristaps 696: break;
697: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
698: break;
699: return(0);
1.8 kristaps 700: default:
701: break;
702: }
703:
1.1 kristaps 704: return(1);
705: }
706:
707:
708: static int
709: pre_bd(PRE_ARGS)
710: {
1.104 kristaps 711: int i, dup, comp;
712: enum mdoc_disp dt;
713: const char *offs;
714: struct mdoc_node *np;
1.1 kristaps 715:
1.93 kristaps 716: if (MDOC_BLOCK != n->type) {
1.104 kristaps 717: if (ENDBODY_NOT != n->end) {
718: assert(n->pending);
719: np = n->pending->parent;
720: } else
721: np = n->parent;
722:
723: assert(np);
724: assert(MDOC_BLOCK == np->type);
725: assert(MDOC_Bd == np->tok);
726: assert(np->data.Bd);
727: n->data.Bd = np->data.Bd;
1.1 kristaps 728: return(1);
1.79 kristaps 729: }
1.1 kristaps 730:
1.104 kristaps 731: assert(NULL == n->data.Bd);
732: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 733:
734: /* LINTED */
1.93 kristaps 735: for (i = 0; n->args && i < (int)n->args->argc; i++) {
736: dt = DISP__NONE;
1.94 kristaps 737: dup = comp = 0;
738: offs = NULL;
739:
1.1 kristaps 740: switch (n->args->argv[i].arg) {
1.49 kristaps 741: case (MDOC_Centred):
1.93 kristaps 742: dt = DISP_centred;
743: break;
1.1 kristaps 744: case (MDOC_Ragged):
1.93 kristaps 745: dt = DISP_ragged;
746: break;
1.1 kristaps 747: case (MDOC_Unfilled):
1.93 kristaps 748: dt = DISP_unfilled;
749: break;
1.1 kristaps 750: case (MDOC_Filled):
1.93 kristaps 751: dt = DISP_filled;
752: break;
1.1 kristaps 753: case (MDOC_Literal):
1.93 kristaps 754: dt = DISP_literal;
1.79 kristaps 755: break;
1.93 kristaps 756: case (MDOC_File):
757: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
758: return(0);
759: case (MDOC_Offset):
1.94 kristaps 760: /* NB: this can be empty! */
761: if (n->args->argv[i].sz) {
762: offs = n->args->argv[i].value[0];
1.104 kristaps 763: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 764: break;
765: }
1.95 kristaps 766: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
767: return(0);
1.94 kristaps 768: break;
1.93 kristaps 769: case (MDOC_Compact):
1.94 kristaps 770: comp = 1;
1.104 kristaps 771: dup = n->data.Bd->comp;
1.94 kristaps 772: break;
1.1 kristaps 773: default:
1.94 kristaps 774: abort();
775: /* NOTREACHED */
1.1 kristaps 776: }
777:
1.94 kristaps 778: /* Check whether we have duplicates. */
779:
780: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
781: return(0);
782:
783: /* Make our auxiliary assignments. */
784:
785: if (offs && ! dup)
1.104 kristaps 786: n->data.Bd->offs = offs;
1.94 kristaps 787: if (comp && ! dup)
1.104 kristaps 788: n->data.Bd->comp = comp;
1.94 kristaps 789:
790: /* Check whether a type has already been assigned. */
791:
1.104 kristaps 792: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.93 kristaps 793: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
794: return(0);
795:
1.94 kristaps 796: /* Make our type assignment. */
797:
1.104 kristaps 798: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
799: n->data.Bd->type = dt;
1.93 kristaps 800: }
801:
1.104 kristaps 802: if (DISP__NONE == n->data.Bd->type) {
1.93 kristaps 803: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
804: return(0);
1.104 kristaps 805: n->data.Bd->type = DISP_ragged;
1.93 kristaps 806: }
807:
808: return(1);
1.1 kristaps 809: }
810:
811:
812: static int
813: pre_ss(PRE_ARGS)
814: {
815:
816: if (MDOC_BLOCK != n->type)
817: return(1);
818: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
819: }
820:
821:
822: static int
823: pre_sh(PRE_ARGS)
824: {
825:
826: if (MDOC_BLOCK != n->type)
827: return(1);
1.100 kristaps 828:
829: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 830: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 831: }
832:
833:
834: static int
835: pre_it(PRE_ARGS)
836: {
837:
838: if (MDOC_BLOCK != n->type)
839: return(1);
1.79 kristaps 840: /*
841: * FIXME: this can probably be lifted if we make the It into
842: * something else on-the-fly?
843: */
1.1 kristaps 844: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
845: }
846:
847:
848: static int
849: pre_an(PRE_ARGS)
850: {
851:
852: if (NULL == n->args || 1 == n->args->argc)
853: return(1);
1.79 kristaps 854: mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT,
855: n->line, n->pos,
856: "line arguments == 1 (have %d)",
857: n->args->argc);
858: return(0);
1.1 kristaps 859: }
860:
861:
862: static int
863: pre_rv(PRE_ARGS)
864: {
865:
866: return(check_stdarg(mdoc, n));
867: }
868:
869:
870: static int
1.85 kristaps 871: post_dt(POST_ARGS)
872: {
873: const struct mdoc_node *nn;
874: const char *p;
875:
876: if (NULL != (nn = mdoc->last->child))
877: for (p = nn->string; *p; p++) {
1.86 kristaps 878: if (toupper((u_char)*p) == *p)
1.85 kristaps 879: continue;
880: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
881: return(0);
882: break;
883: }
884:
885: return(1);
886: }
887:
888:
889: static int
1.1 kristaps 890: pre_dt(PRE_ARGS)
891: {
1.54 kristaps 892:
1.1 kristaps 893: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 894: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 895: return(0);
896: if (mdoc->meta.title)
1.79 kristaps 897: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 898: return(0);
899: return(1);
900: }
901:
902:
903: static int
904: pre_os(PRE_ARGS)
905: {
906:
907: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 908: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 909: return(0);
910: if (mdoc->meta.os)
1.79 kristaps 911: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 912: return(0);
913: return(1);
914: }
915:
916:
917: static int
918: pre_dd(PRE_ARGS)
919: {
920:
921: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 922: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 923: return(0);
924: if (mdoc->meta.date)
1.79 kristaps 925: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 926: return(0);
927: return(1);
928: }
929:
930:
931: static int
932: post_bf(POST_ARGS)
933: {
1.105 kristaps 934: struct mdoc_node *np;
935: int arg;
936:
937: /*
938: * Unlike other data pointers, these are "housed" by the HEAD
939: * element, which contains the goods.
940: */
1.1 kristaps 941:
1.105 kristaps 942: if (MDOC_HEAD != mdoc->last->type) {
943: if (ENDBODY_NOT != mdoc->last->end) {
944: assert(mdoc->last->pending);
945: np = mdoc->last->pending->parent->head;
946: } else if (MDOC_BLOCK != mdoc->last->type) {
947: np = mdoc->last->parent->head;
948: } else
949: np = mdoc->last->head;
950:
951: assert(np);
952: assert(MDOC_HEAD == np->type);
953: assert(MDOC_Bf == np->tok);
954: assert(np->data.Bf);
955: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 956: return(1);
1.105 kristaps 957: }
1.1 kristaps 958:
1.105 kristaps 959: np = mdoc->last;
1.106 ! kristaps 960: assert(MDOC_BLOCK == np->parent->type);
! 961: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 962: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 963:
1.105 kristaps 964: /*
965: * Cannot have both argument and parameter.
966: * If neither is specified, let it through with a warning.
967: */
968:
1.106 ! kristaps 969: if (np->parent->args && np->child) {
1.105 kristaps 970: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 971: return(0);
1.106 ! kristaps 972: } else if (NULL == np->parent->args && NULL == np->child)
1.105 kristaps 973: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
974:
975: /* Extract argument into data. */
976:
1.106 ! kristaps 977: if (np->parent->args) {
! 978: arg = np->parent->args->argv[0].arg;
1.105 kristaps 979: if (MDOC_Emphasis == arg)
980: np->data.Bf->font = FONT_Em;
981: else if (MDOC_Literal == arg)
982: np->data.Bf->font = FONT_Li;
983: else if (MDOC_Symbolic == arg)
984: np->data.Bf->font = FONT_Sy;
985: else
986: abort();
1.13 kristaps 987: return(1);
1.79 kristaps 988: }
1.1 kristaps 989:
1.105 kristaps 990: /* Extract parameter into data. */
1.1 kristaps 991:
1.105 kristaps 992: if (0 == strcmp(np->child->string, "Em"))
993: np->data.Bf->font = FONT_Em;
994: else if (0 == strcmp(np->child->string, "Li"))
995: np->data.Bf->font = FONT_Li;
996: else if (0 == strcmp(np->child->string, "Sy"))
997: np->data.Bf->font = FONT_Sy;
998: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
999: return(0);
1.1 kristaps 1000:
1.105 kristaps 1001: return(1);
1.1 kristaps 1002: }
1003:
1004:
1005: static int
1.31 kristaps 1006: post_lb(POST_ARGS)
1007: {
1008:
1009: if (mdoc_a2lib(mdoc->last->child->string))
1010: return(1);
1.79 kristaps 1011: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.84 kristaps 1012: }
1013:
1014:
1015: static int
1016: post_eoln(POST_ARGS)
1017: {
1018:
1019: if (NULL == mdoc->last->child)
1020: return(1);
1021: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 1022: }
1023:
1024:
1025: static int
1.57 kristaps 1026: post_vt(POST_ARGS)
1027: {
1028: const struct mdoc_node *n;
1029:
1030: /*
1031: * The Vt macro comes in both ELEM and BLOCK form, both of which
1032: * have different syntaxes (yet more context-sensitive
1033: * behaviour). ELEM types must have a child; BLOCK types,
1034: * specifically the BODY, should only have TEXT children.
1035: */
1036:
1037: if (MDOC_ELEM == mdoc->last->type)
1038: return(eerr_ge1(mdoc));
1039: if (MDOC_BODY != mdoc->last->type)
1040: return(1);
1041:
1042: for (n = mdoc->last->child; n; n = n->next)
1043: if (MDOC_TEXT != n->type)
1.79 kristaps 1044: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 1045: return(0);
1046:
1047: return(1);
1048: }
1049:
1050:
1051: static int
1.1 kristaps 1052: post_nm(POST_ARGS)
1053: {
1054:
1055: if (mdoc->last->child)
1056: return(1);
1057: if (mdoc->meta.name)
1058: return(1);
1.79 kristaps 1059: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 1060: }
1061:
1062:
1063: static int
1064: post_at(POST_ARGS)
1065: {
1066:
1067: if (NULL == mdoc->last->child)
1068: return(1);
1.79 kristaps 1069: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1070: if (mdoc_a2att(mdoc->last->child->string))
1071: return(1);
1.79 kristaps 1072: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1073: }
1074:
1075:
1076: static int
1077: post_an(POST_ARGS)
1078: {
1079:
1080: if (mdoc->last->args) {
1081: if (NULL == mdoc->last->child)
1082: return(1);
1.79 kristaps 1083: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT));
1.1 kristaps 1084: }
1085:
1086: if (mdoc->last->child)
1087: return(1);
1.79 kristaps 1088: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS));
1.1 kristaps 1089: }
1090:
1091:
1092: static int
1093: post_it(POST_ARGS)
1094: {
1.89 kristaps 1095: int i, cols, rc;
1096: enum mdoc_list lt;
1.1 kristaps 1097: struct mdoc_node *n, *c;
1.89 kristaps 1098: enum mandocerr er;
1.1 kristaps 1099:
1100: if (MDOC_BLOCK != mdoc->last->type)
1101: return(1);
1102:
1103: n = mdoc->last->parent->parent;
1.104 kristaps 1104: assert(n->data.Bl);
1105: lt = n->data.Bl->type;
1.89 kristaps 1106:
1107: if (LIST__NONE == lt) {
1.79 kristaps 1108: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1109: return(0);
1110: }
1.1 kristaps 1111:
1.89 kristaps 1112: switch (lt) {
1113: case (LIST_tag):
1114: if (mdoc->last->head->child)
1.1 kristaps 1115: break;
1.89 kristaps 1116: /* FIXME: give this a dummy value. */
1117: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1118: return(0);
1.1 kristaps 1119: break;
1.89 kristaps 1120: case (LIST_hang):
1.1 kristaps 1121: /* FALLTHROUGH */
1.89 kristaps 1122: case (LIST_ohang):
1.1 kristaps 1123: /* FALLTHROUGH */
1.89 kristaps 1124: case (LIST_inset):
1.1 kristaps 1125: /* FALLTHROUGH */
1.89 kristaps 1126: case (LIST_diag):
1.1 kristaps 1127: if (NULL == mdoc->last->head->child)
1.79 kristaps 1128: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1129: return(0);
1130: if (NULL == mdoc->last->body->child)
1.79 kristaps 1131: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1132: return(0);
1133: break;
1.89 kristaps 1134: case (LIST_bullet):
1.1 kristaps 1135: /* FALLTHROUGH */
1.89 kristaps 1136: case (LIST_dash):
1.1 kristaps 1137: /* FALLTHROUGH */
1.89 kristaps 1138: case (LIST_enum):
1.1 kristaps 1139: /* FALLTHROUGH */
1.89 kristaps 1140: case (LIST_hyphen):
1.1 kristaps 1141: /* FALLTHROUGH */
1.89 kristaps 1142: case (LIST_item):
1.1 kristaps 1143: if (mdoc->last->head->child)
1.79 kristaps 1144: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1145: return(0);
1146: if (NULL == mdoc->last->body->child)
1.79 kristaps 1147: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1148: return(0);
1149: break;
1.89 kristaps 1150: case (LIST_column):
1151: cols = -1;
1152: for (i = 0; i < (int)n->args->argc; i++)
1153: if (MDOC_Column == n->args->argv[i].arg) {
1154: cols = (int)n->args->argv[i].sz;
1155: break;
1156: }
1157:
1158: assert(-1 != cols);
1.87 kristaps 1159: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1160:
1.87 kristaps 1161: if (NULL == mdoc->last->body->child)
1162: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1163: return(0);
1.87 kristaps 1164:
1.89 kristaps 1165: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1166: if (MDOC_BODY == c->type)
1167: i++;
1.38 kristaps 1168:
1.89 kristaps 1169: if (i < cols)
1170: er = MANDOCERR_ARGCOUNT;
1171: else if (i == cols || i == cols + 1)
1.38 kristaps 1172: break;
1.89 kristaps 1173: else
1174: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1175:
1.89 kristaps 1176: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1177: mdoc->last->line, mdoc->last->pos,
1178: "columns == %d (have %d)", cols, i);
1.89 kristaps 1179: return(rc);
1.1 kristaps 1180: default:
1181: break;
1182: }
1183:
1184: return(1);
1185: }
1186:
1187:
1188: static int
1.14 kristaps 1189: post_bl_head(POST_ARGS)
1190: {
1.90 kristaps 1191: int i;
1192: struct mdoc_node *n;
1.14 kristaps 1193:
1.90 kristaps 1194: assert(mdoc->last->parent);
1.14 kristaps 1195: n = mdoc->last->parent;
1196:
1.104 kristaps 1197: if (LIST_column == n->data.Bl->type) {
1.90 kristaps 1198: for (i = 0; i < (int)n->args->argc; i++)
1199: if (MDOC_Column == n->args->argv[i].arg)
1200: break;
1201: assert(i < (int)n->args->argc);
1202:
1203: if (n->args->argv[i].sz && mdoc->last->nchild) {
1204: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1205: return(0);
1.65 kristaps 1206: }
1.90 kristaps 1207: return(1);
1.65 kristaps 1208: }
1.14 kristaps 1209:
1.65 kristaps 1210: if (0 == (i = mdoc->last->nchild))
1211: return(1);
1212: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.14 kristaps 1213: }
1214:
1215:
1216: static int
1.1 kristaps 1217: post_bl(POST_ARGS)
1218: {
1219: struct mdoc_node *n;
1220:
1.14 kristaps 1221: if (MDOC_HEAD == mdoc->last->type)
1222: return(post_bl_head(mdoc));
1.1 kristaps 1223: if (MDOC_BODY != mdoc->last->type)
1224: return(1);
1225: if (NULL == mdoc->last->child)
1226: return(1);
1227:
1.55 kristaps 1228: /*
1229: * We only allow certain children of `Bl'. This is usually on
1230: * `It', but apparently `Sm' occurs here and there, so we let
1231: * that one through, too.
1232: */
1233:
1.1 kristaps 1234: /* LINTED */
1235: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1236: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1237: continue;
1238: if (MDOC_Sm == n->tok)
1239: continue;
1.79 kristaps 1240: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1241: return(0);
1.1 kristaps 1242: }
1243:
1244: return(1);
1245: }
1246:
1247:
1248: static int
1249: ebool(struct mdoc *mdoc)
1250: {
1251: struct mdoc_node *n;
1252:
1253: /* LINTED */
1254: for (n = mdoc->last->child; n; n = n->next) {
1255: if (MDOC_TEXT != n->type)
1256: break;
1.2 kristaps 1257: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1258: continue;
1.2 kristaps 1259: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1260: continue;
1261: break;
1262: }
1263:
1264: if (NULL == n)
1265: return(1);
1.79 kristaps 1266: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1267: }
1268:
1269:
1270: static int
1271: post_root(POST_ARGS)
1272: {
1273:
1274: if (NULL == mdoc->first->child)
1.79 kristaps 1275: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1276: else if ( ! (MDOC_PBODY & mdoc->flags))
1277: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1278: else if (MDOC_BLOCK != mdoc->first->child->type)
1279: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1280: else if (MDOC_Sh != mdoc->first->child->tok)
1281: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1282: else
1283: return(1);
1.1 kristaps 1284:
1.79 kristaps 1285: return(0);
1.1 kristaps 1286: }
1287:
1288:
1289: static int
1290: post_st(POST_ARGS)
1291: {
1292:
1293: if (mdoc_a2st(mdoc->last->child->string))
1294: return(1);
1.79 kristaps 1295: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.1 kristaps 1296: }
1297:
1298:
1299: static int
1.43 kristaps 1300: post_rs(POST_ARGS)
1301: {
1302: struct mdoc_node *nn;
1303:
1304: if (MDOC_BODY != mdoc->last->type)
1305: return(1);
1306:
1307: for (nn = mdoc->last->child; nn; nn = nn->next)
1308: switch (nn->tok) {
1.50 kristaps 1309: case(MDOC__U):
1310: /* FALLTHROUGH */
1.43 kristaps 1311: case(MDOC__Q):
1312: /* FALLTHROUGH */
1313: case(MDOC__C):
1314: /* FALLTHROUGH */
1315: case(MDOC__A):
1316: /* FALLTHROUGH */
1317: case(MDOC__B):
1318: /* FALLTHROUGH */
1319: case(MDOC__D):
1320: /* FALLTHROUGH */
1321: case(MDOC__I):
1322: /* FALLTHROUGH */
1323: case(MDOC__J):
1324: /* FALLTHROUGH */
1325: case(MDOC__N):
1326: /* FALLTHROUGH */
1327: case(MDOC__O):
1328: /* FALLTHROUGH */
1329: case(MDOC__P):
1330: /* FALLTHROUGH */
1331: case(MDOC__R):
1332: /* FALLTHROUGH */
1333: case(MDOC__T):
1334: /* FALLTHROUGH */
1335: case(MDOC__V):
1336: break;
1337: default:
1.79 kristaps 1338: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1339: return(0);
1.43 kristaps 1340: }
1341:
1342: return(1);
1343: }
1344:
1345:
1346: static int
1.1 kristaps 1347: post_sh(POST_ARGS)
1348: {
1349:
1350: if (MDOC_HEAD == mdoc->last->type)
1351: return(post_sh_head(mdoc));
1352: if (MDOC_BODY == mdoc->last->type)
1353: return(post_sh_body(mdoc));
1354:
1355: return(1);
1356: }
1357:
1358:
1359: static int
1360: post_sh_body(POST_ARGS)
1361: {
1362: struct mdoc_node *n;
1363:
1.29 kristaps 1364: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1365: return(1);
1366:
1367: /*
1368: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1369: * macros (can have multiple `Nm' and one `Nd'). Note that the
1370: * children of the BODY declaration can also be "text".
1371: */
1372:
1373: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1374: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1375:
1376: for ( ; n && n->next; n = n->next) {
1377: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1378: continue;
1.28 kristaps 1379: if (MDOC_TEXT == n->type)
1380: continue;
1.79 kristaps 1381: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1382: return(0);
1383: }
1384:
1.41 kristaps 1385: assert(n);
1.27 kristaps 1386: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1387: return(1);
1.79 kristaps 1388: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1389: }
1390:
1391:
1392: static int
1393: post_sh_head(POST_ARGS)
1394: {
1.81 kristaps 1395: char buf[BUFSIZ];
1.2 kristaps 1396: enum mdoc_sec sec;
1397: const struct mdoc_node *n;
1.1 kristaps 1398:
1399: /*
1400: * Process a new section. Sections are either "named" or
1401: * "custom"; custom sections are user-defined, while named ones
1402: * usually follow a conventional order and may only appear in
1403: * certain manual sections.
1404: */
1405:
1.79 kristaps 1406: buf[0] = '\0';
1407:
1408: /*
1409: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1410: * in the interests of simplicity.
1411: */
1.1 kristaps 1412:
1.2 kristaps 1413: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1414: /* XXX - copied from compact(). */
1.2 kristaps 1415: assert(MDOC_TEXT == n->type);
1.12 kristaps 1416:
1.81 kristaps 1417: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1418: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1419: return(0);
1420: }
1.2 kristaps 1421: if (NULL == n->next)
1422: continue;
1.81 kristaps 1423: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1424: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1425: return(0);
1426: }
1.2 kristaps 1427: }
1.1 kristaps 1428:
1.72 kristaps 1429: sec = mdoc_str2sec(buf);
1.1 kristaps 1430:
1.12 kristaps 1431: /*
1432: * Check: NAME should always be first, CUSTOM has no roles,
1433: * non-CUSTOM has a conventional order to be followed.
1434: */
1.1 kristaps 1435:
1.72 kristaps 1436: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.79 kristaps 1437: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.72 kristaps 1438: return(0);
1439:
1.1 kristaps 1440: if (SEC_CUSTOM == sec)
1441: return(1);
1.72 kristaps 1442:
1.1 kristaps 1443: if (sec == mdoc->lastnamed)
1.79 kristaps 1444: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.26 kristaps 1445: return(0);
1.72 kristaps 1446:
1.1 kristaps 1447: if (sec < mdoc->lastnamed)
1.79 kristaps 1448: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.26 kristaps 1449: return(0);
1.1 kristaps 1450:
1.12 kristaps 1451: /*
1452: * Check particular section/manual conventions. LIBRARY can
1.78 kristaps 1453: * only occur in manual section 2, 3, and 9.
1.12 kristaps 1454: */
1.1 kristaps 1455:
1456: switch (sec) {
1457: case (SEC_LIBRARY):
1.78 kristaps 1458: assert(mdoc->meta.msec);
1459: if (*mdoc->meta.msec == '2')
1460: break;
1461: if (*mdoc->meta.msec == '3')
1462: break;
1463: if (*mdoc->meta.msec == '9')
1.1 kristaps 1464: break;
1.79 kristaps 1465: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1466: default:
1467: break;
1468: }
1469:
1470: return(1);
1471: }
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