Annotation of mandoc/mdoc_validate.c, Revision 1.118
1.118 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.117 2010/09/27 09:26:27 kristaps Exp $ */
1.1 kristaps 2: /*
1.110 schwarze 3: * Copyright (c) 2008, 2009, 2010 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:
1.91 kristaps 36: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.32 kristaps 37: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 38:
39: typedef int (*v_pre)(PRE_ARGS);
40: typedef int (*v_post)(POST_ARGS);
41:
42: struct valids {
43: v_pre *pre;
44: v_post *post;
45: };
46:
1.59 kristaps 47: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.32 kristaps 48: static int check_stdarg(PRE_ARGS);
1.92 kristaps 49: static int check_text(struct mdoc *, int, int, char *);
1.32 kristaps 50: static int check_argv(struct mdoc *,
1.92 kristaps 51: struct mdoc_node *, struct mdoc_argv *);
52: static int check_args(struct mdoc *, struct mdoc_node *);
1.32 kristaps 53: static int err_child_lt(struct mdoc *, const char *, int);
54: static int warn_child_lt(struct mdoc *, const char *, int);
55: static int err_child_gt(struct mdoc *, const char *, int);
56: static int warn_child_gt(struct mdoc *, const char *, int);
57: static int err_child_eq(struct mdoc *, const char *, int);
58: static int warn_child_eq(struct mdoc *, const char *, int);
59: static int warn_count(struct mdoc *, const char *,
1.1 kristaps 60: int, const char *, int);
1.32 kristaps 61: static int err_count(struct mdoc *, const char *,
1.1 kristaps 62: int, const char *, int);
1.32 kristaps 63:
64: static int berr_ge1(POST_ARGS);
65: static int bwarn_ge1(POST_ARGS);
66: static int ebool(POST_ARGS);
67: static int eerr_eq1(POST_ARGS);
68: static int eerr_ge1(POST_ARGS);
1.46 kristaps 69: static int eerr_le1(POST_ARGS);
1.116 kristaps 70: static int ewarn_eq0(POST_ARGS);
1.32 kristaps 71: static int ewarn_ge1(POST_ARGS);
72: static int herr_eq0(POST_ARGS);
73: static int herr_ge1(POST_ARGS);
74: static int hwarn_eq1(POST_ARGS);
1.66 kristaps 75: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 76: static int hwarn_le1(POST_ARGS);
77:
78: static int post_an(POST_ARGS);
79: static int post_at(POST_ARGS);
80: static int post_bf(POST_ARGS);
81: static int post_bl(POST_ARGS);
82: static int post_bl_head(POST_ARGS);
1.85 kristaps 83: static int post_dt(POST_ARGS);
1.32 kristaps 84: static int post_it(POST_ARGS);
85: static int post_lb(POST_ARGS);
86: static int post_nm(POST_ARGS);
87: static int post_root(POST_ARGS);
1.43 kristaps 88: static int post_rs(POST_ARGS);
1.32 kristaps 89: static int post_sh(POST_ARGS);
90: static int post_sh_body(POST_ARGS);
91: static int post_sh_head(POST_ARGS);
92: static int post_st(POST_ARGS);
1.84 kristaps 93: static int post_eoln(POST_ARGS);
1.57 kristaps 94: static int post_vt(POST_ARGS);
1.32 kristaps 95: static int pre_an(PRE_ARGS);
96: static int pre_bd(PRE_ARGS);
97: static int pre_bl(PRE_ARGS);
98: static int pre_dd(PRE_ARGS);
99: static int pre_display(PRE_ARGS);
100: static int pre_dt(PRE_ARGS);
101: static int pre_it(PRE_ARGS);
102: static int pre_os(PRE_ARGS);
1.117 kristaps 103: static int pre_pp(PRE_ARGS);
1.32 kristaps 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 };
1.116 kristaps 121: static v_post posts_notext[] = { ewarn_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 };
1.117 kristaps 133: static v_pre pres_bd[] = { pre_display, pre_bd, pre_pp, NULL };
134: static v_pre pres_bl[] = { pre_bl, pre_pp, NULL };
1.32 kristaps 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 };
1.117 kristaps 143: static v_pre pres_pp[] = { pre_pp, NULL };
1.32 kristaps 144: static v_pre pres_rv[] = { pre_rv, NULL };
145: static v_pre pres_sh[] = { pre_sh, NULL };
146: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 147:
148: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 149: { NULL, NULL }, /* Ap */
1.114 kristaps 150: { pres_dd, posts_wtext }, /* Dd */
1.85 kristaps 151: { pres_dt, posts_dt }, /* Dt */
1.1 kristaps 152: { pres_os, NULL }, /* Os */
153: { pres_sh, posts_sh }, /* Sh */
154: { pres_ss, posts_ss }, /* Ss */
1.117 kristaps 155: { pres_pp, posts_notext }, /* Pp */
1.1 kristaps 156: { pres_d1, posts_wline }, /* D1 */
157: { pres_d1, posts_wline }, /* Dl */
1.104 kristaps 158: { pres_bd, posts_bd_bk }, /* Bd */
1.1 kristaps 159: { NULL, NULL }, /* Ed */
160: { pres_bl, posts_bl }, /* Bl */
161: { NULL, NULL }, /* El */
162: { pres_it, posts_it }, /* It */
163: { NULL, posts_text }, /* Ad */
164: { pres_an, posts_an }, /* An */
165: { NULL, NULL }, /* Ar */
1.69 kristaps 166: { NULL, posts_text }, /* Cd */
1.1 kristaps 167: { NULL, NULL }, /* Cm */
168: { NULL, NULL }, /* Dv */
169: { pres_er, posts_text }, /* Er */
170: { NULL, NULL }, /* Ev */
1.42 kristaps 171: { pres_ex, NULL }, /* Ex */
1.1 kristaps 172: { NULL, NULL }, /* Fa */
173: { pres_fd, posts_wtext }, /* Fd */
174: { NULL, NULL }, /* Fl */
175: { NULL, posts_text }, /* Fn */
176: { NULL, posts_wtext }, /* Ft */
177: { NULL, posts_text }, /* Ic */
1.51 kristaps 178: { NULL, posts_text1 }, /* In */
1.1 kristaps 179: { NULL, NULL }, /* Li */
1.27 kristaps 180: { NULL, posts_nd }, /* Nd */
1.1 kristaps 181: { NULL, posts_nm }, /* Nm */
182: { NULL, posts_wline }, /* Op */
183: { NULL, NULL }, /* Ot */
184: { NULL, NULL }, /* Pa */
1.42 kristaps 185: { pres_rv, NULL }, /* Rv */
1.1 kristaps 186: { NULL, posts_st }, /* St */
187: { NULL, NULL }, /* Va */
1.57 kristaps 188: { NULL, posts_vt }, /* Vt */
1.84 kristaps 189: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 190: { NULL, posts_text }, /* %A */
1.47 kristaps 191: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 192: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 193: { NULL, posts_text }, /* %I */
194: { NULL, posts_text }, /* %J */
195: { NULL, posts_text }, /* %N */
196: { NULL, posts_text }, /* %O */
197: { NULL, posts_text }, /* %P */
198: { NULL, posts_text }, /* %R */
1.47 kristaps 199: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 200: { NULL, posts_text }, /* %V */
201: { NULL, NULL }, /* Ac */
202: { NULL, NULL }, /* Ao */
203: { NULL, posts_wline }, /* Aq */
204: { NULL, posts_at }, /* At */
205: { NULL, NULL }, /* Bc */
206: { NULL, posts_bf }, /* Bf */
207: { NULL, NULL }, /* Bo */
208: { NULL, posts_wline }, /* Bq */
209: { NULL, NULL }, /* Bsx */
210: { NULL, NULL }, /* Bx */
211: { NULL, posts_bool }, /* Db */
212: { NULL, NULL }, /* Dc */
213: { NULL, NULL }, /* Do */
214: { NULL, posts_wline }, /* Dq */
215: { NULL, NULL }, /* Ec */
216: { NULL, NULL }, /* Ef */
217: { NULL, NULL }, /* Em */
218: { NULL, NULL }, /* Eo */
219: { NULL, NULL }, /* Fx */
220: { NULL, posts_text }, /* Ms */
221: { NULL, posts_notext }, /* No */
222: { NULL, posts_notext }, /* Ns */
223: { NULL, NULL }, /* Nx */
224: { NULL, NULL }, /* Ox */
225: { NULL, NULL }, /* Pc */
1.51 kristaps 226: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 227: { NULL, NULL }, /* Po */
228: { NULL, posts_wline }, /* Pq */
229: { NULL, NULL }, /* Qc */
230: { NULL, posts_wline }, /* Ql */
231: { NULL, NULL }, /* Qo */
232: { NULL, posts_wline }, /* Qq */
233: { NULL, NULL }, /* Re */
1.43 kristaps 234: { NULL, posts_rs }, /* Rs */
1.1 kristaps 235: { NULL, NULL }, /* Sc */
236: { NULL, NULL }, /* So */
237: { NULL, posts_wline }, /* Sq */
238: { NULL, posts_bool }, /* Sm */
239: { NULL, posts_text }, /* Sx */
240: { NULL, posts_text }, /* Sy */
241: { NULL, posts_text }, /* Tn */
242: { NULL, NULL }, /* Ux */
243: { NULL, NULL }, /* Xc */
244: { NULL, NULL }, /* Xo */
245: { NULL, posts_fo }, /* Fo */
246: { NULL, NULL }, /* Fc */
247: { NULL, NULL }, /* Oo */
248: { NULL, NULL }, /* Oc */
1.101 schwarze 249: { NULL, posts_bd_bk }, /* Bk */
1.1 kristaps 250: { NULL, NULL }, /* Ek */
1.84 kristaps 251: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 252: { NULL, NULL }, /* Hf */
253: { NULL, NULL }, /* Fr */
1.84 kristaps 254: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 255: { NULL, posts_lb }, /* Lb */
1.34 kristaps 256: { NULL, posts_notext }, /* Lp */
1.51 kristaps 257: { NULL, posts_text }, /* Lk */
1.1 kristaps 258: { NULL, posts_text }, /* Mt */
259: { NULL, posts_wline }, /* Brq */
260: { NULL, NULL }, /* Bro */
261: { NULL, NULL }, /* Brc */
262: { NULL, posts_text }, /* %C */
263: { NULL, NULL }, /* Es */
264: { NULL, NULL }, /* En */
265: { NULL, NULL }, /* Dx */
266: { NULL, posts_text }, /* %Q */
1.33 kristaps 267: { NULL, posts_notext }, /* br */
1.35 kristaps 268: { NULL, posts_sp }, /* sp */
1.51 kristaps 269: { NULL, posts_text1 }, /* %U */
1.88 kristaps 270: { NULL, NULL }, /* Ta */
1.1 kristaps 271: };
272:
273:
274: int
1.91 kristaps 275: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 276: {
277: v_pre *p;
278: int line, pos;
1.92 kristaps 279: char *tp;
1.1 kristaps 280:
281: if (MDOC_TEXT == n->type) {
282: tp = n->string;
283: line = n->line;
284: pos = n->pos;
285: return(check_text(mdoc, line, pos, tp));
286: }
287:
288: if ( ! check_args(mdoc, n))
289: return(0);
290: if (NULL == mdoc_valids[n->tok].pre)
291: return(1);
292: for (p = mdoc_valids[n->tok].pre; *p; p++)
293: if ( ! (*p)(mdoc, n))
294: return(0);
295: return(1);
296: }
297:
298:
299: int
300: mdoc_valid_post(struct mdoc *mdoc)
301: {
302: v_post *p;
303:
304: if (MDOC_VALID & mdoc->last->flags)
305: return(1);
306: mdoc->last->flags |= MDOC_VALID;
307:
308: if (MDOC_TEXT == mdoc->last->type)
309: return(1);
310: if (MDOC_ROOT == mdoc->last->type)
311: return(post_root(mdoc));
312:
313: if (NULL == mdoc_valids[mdoc->last->tok].post)
314: return(1);
315: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
316: if ( ! (*p)(mdoc))
317: return(0);
318:
319: return(1);
320: }
321:
322:
323: static inline int
324: warn_count(struct mdoc *m, const char *k,
325: int want, const char *v, int has)
326: {
327:
1.79 kristaps 328: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
329: m->last->line, m->last->pos,
330: "%s %s %d (have %d)", v, k, want, has));
1.1 kristaps 331: }
332:
333:
334: static inline int
335: err_count(struct mdoc *m, const char *k,
336: int want, const char *v, int has)
337: {
338:
1.79 kristaps 339: mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
340: m->last->line, m->last->pos,
341: "%s %s %d (have %d)",
342: v, k, want, has);
343: return(0);
1.1 kristaps 344: }
345:
346:
347: /*
348: * Build these up with macros because they're basically the same check
349: * for different inequalities. Yes, this could be done with functions,
350: * but this is reasonable for now.
351: */
352:
353: #define CHECK_CHILD_DEFN(lvl, name, ineq) \
354: static int \
355: lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
356: { \
1.16 kristaps 357: if (mdoc->last->nchild ineq sz) \
1.1 kristaps 358: return(1); \
1.16 kristaps 359: return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
1.1 kristaps 360: }
361:
362: #define CHECK_BODY_DEFN(name, lvl, func, num) \
363: static int \
364: b##lvl##_##name(POST_ARGS) \
365: { \
366: if (MDOC_BODY != mdoc->last->type) \
367: return(1); \
368: return(func(mdoc, "multi-line arguments", (num))); \
369: }
370:
371: #define CHECK_ELEM_DEFN(name, lvl, func, num) \
372: static int \
373: e##lvl##_##name(POST_ARGS) \
374: { \
375: assert(MDOC_ELEM == mdoc->last->type); \
376: return(func(mdoc, "line arguments", (num))); \
377: }
378:
379: #define CHECK_HEAD_DEFN(name, lvl, func, num) \
380: static int \
381: h##lvl##_##name(POST_ARGS) \
382: { \
383: if (MDOC_HEAD != mdoc->last->type) \
384: return(1); \
385: return(func(mdoc, "line arguments", (num))); \
386: }
387:
388:
389: CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
390: CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
391: CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
392: CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
393: CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
394: CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
395: CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
1.27 kristaps 396: CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
1.116 kristaps 397: CHECK_ELEM_DEFN(eq0, warn, warn_child_eq, 0) /* ewarn_eq0() */
1.84 kristaps 398: CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
1.1 kristaps 399: CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
1.46 kristaps 400: CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
1.1 kristaps 401: CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
402: CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
403: CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
404: CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
405: CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
1.66 kristaps 406: CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
1.1 kristaps 407:
408:
409: static int
410: check_stdarg(PRE_ARGS)
411: {
412:
413: if (n->args && 1 == n->args->argc)
414: if (MDOC_Std == n->args->argv[0].arg)
415: return(1);
1.79 kristaps 416: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 417: }
418:
419:
420: static int
1.92 kristaps 421: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 422: {
423: int i;
424:
425: if (NULL == n->args)
426: return(1);
427:
428: assert(n->args->argc);
429: for (i = 0; i < (int)n->args->argc; i++)
430: if ( ! check_argv(m, n, &n->args->argv[i]))
431: return(0);
432:
433: return(1);
434: }
435:
436:
437: static int
1.92 kristaps 438: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 439: {
440: int i;
441:
442: for (i = 0; i < (int)v->sz; i++)
443: if ( ! check_text(m, v->line, v->pos, v->value[i]))
444: return(0);
445:
446: if (MDOC_Std == v->arg) {
447: if (v->sz || m->meta.name)
448: return(1);
1.79 kristaps 449: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
450: return(0);
1.1 kristaps 451: }
452:
453: return(1);
454: }
455:
456:
457: static int
1.112 kristaps 458: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 459: {
1.18 kristaps 460: int c;
1.112 kristaps 461: size_t sz;
1.102 kristaps 462:
1.112 kristaps 463: for ( ; *p; p++, pos++) {
464: sz = strcspn(p, "\t\\");
465: p += (int)sz;
466:
467: if ('\0' == *p)
468: break;
469:
470: pos += (int)sz;
1.1 kristaps 471:
472: if ('\t' == *p) {
1.112 kristaps 473: if (MDOC_LITERAL & m->flags)
474: continue;
475: if (mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB))
476: continue;
477: return(0);
478: }
1.1 kristaps 479:
1.112 kristaps 480: /* Check the special character. */
1.1 kristaps 481:
1.18 kristaps 482: c = mandoc_special(p);
1.1 kristaps 483: if (c) {
1.18 kristaps 484: p += c - 1;
485: pos += c - 1;
1.115 schwarze 486: } else
487: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
1.1 kristaps 488: }
489:
490: return(1);
491: }
492:
493:
494: static int
1.59 kristaps 495: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 496: {
497:
498: assert(n->parent);
499: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
500: (t == n->parent->type))
501: return(1);
502:
1.79 kristaps 503: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
504: n->line, n->pos, "want parent %s",
505: MDOC_ROOT == t ? "<root>" :
506: mdoc_macronames[tok]);
507: return(0);
1.1 kristaps 508: }
509:
510:
511: static int
512: pre_display(PRE_ARGS)
513: {
514: struct mdoc_node *node;
515:
516: /* Display elements (`Bd', `D1'...) cannot be nested. */
517:
518: if (MDOC_BLOCK != n->type)
519: return(1);
520:
521: /* LINTED */
522: for (node = mdoc->last->parent; node; node = node->parent)
523: if (MDOC_BLOCK == node->type)
524: if (MDOC_Bd == node->tok)
525: break;
526: if (NULL == node)
527: return(1);
528:
1.79 kristaps 529: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
530: return(0);
1.1 kristaps 531: }
532:
533:
534: static int
535: pre_bl(PRE_ARGS)
536: {
1.104 kristaps 537: int i, comp, dup;
538: const char *offs, *width;
539: enum mdoc_list lt;
540: struct mdoc_node *np;
1.1 kristaps 541:
1.91 kristaps 542: if (MDOC_BLOCK != n->type) {
1.104 kristaps 543: if (ENDBODY_NOT != n->end) {
544: assert(n->pending);
545: np = n->pending->parent;
546: } else
547: np = n->parent;
548:
549: assert(np);
550: assert(MDOC_BLOCK == np->type);
551: assert(MDOC_Bl == np->tok);
552: assert(np->data.Bl);
553: n->data.Bl = np->data.Bl;
1.1 kristaps 554: return(1);
1.79 kristaps 555: }
1.1 kristaps 556:
1.91 kristaps 557: /*
558: * First figure out which kind of list to use: bind ourselves to
559: * the first mentioned list type and warn about any remaining
560: * ones. If we find no list type, we default to LIST_item.
561: */
1.1 kristaps 562:
1.104 kristaps 563: assert(NULL == n->data.Bl);
564: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 565:
566: /* LINTED */
1.91 kristaps 567: for (i = 0; n->args && i < (int)n->args->argc; i++) {
568: lt = LIST__NONE;
1.97 kristaps 569: dup = comp = 0;
1.99 kristaps 570: width = offs = NULL;
1.91 kristaps 571: switch (n->args->argv[i].arg) {
572: /* Set list types. */
1.1 kristaps 573: case (MDOC_Bullet):
1.91 kristaps 574: lt = LIST_bullet;
575: break;
1.1 kristaps 576: case (MDOC_Dash):
1.91 kristaps 577: lt = LIST_dash;
578: break;
1.1 kristaps 579: case (MDOC_Enum):
1.91 kristaps 580: lt = LIST_enum;
581: break;
1.1 kristaps 582: case (MDOC_Hyphen):
1.91 kristaps 583: lt = LIST_hyphen;
584: break;
1.1 kristaps 585: case (MDOC_Item):
1.91 kristaps 586: lt = LIST_item;
587: break;
1.1 kristaps 588: case (MDOC_Tag):
1.91 kristaps 589: lt = LIST_tag;
590: break;
1.1 kristaps 591: case (MDOC_Diag):
1.91 kristaps 592: lt = LIST_diag;
593: break;
1.1 kristaps 594: case (MDOC_Hang):
1.91 kristaps 595: lt = LIST_hang;
596: break;
1.1 kristaps 597: case (MDOC_Ohang):
1.91 kristaps 598: lt = LIST_ohang;
599: break;
1.1 kristaps 600: case (MDOC_Inset):
1.91 kristaps 601: lt = LIST_inset;
602: break;
1.1 kristaps 603: case (MDOC_Column):
1.91 kristaps 604: lt = LIST_column;
605: break;
606: /* Set list arguments. */
1.45 kristaps 607: case (MDOC_Compact):
1.104 kristaps 608: dup = n->data.Bl->comp;
1.97 kristaps 609: comp = 1;
1.91 kristaps 610: break;
1.1 kristaps 611: case (MDOC_Width):
1.104 kristaps 612: dup = (NULL != n->data.Bl->width);
1.99 kristaps 613: width = n->args->argv[i].value[0];
1.8 kristaps 614: break;
1.1 kristaps 615: case (MDOC_Offset):
1.98 kristaps 616: /* NB: this can be empty! */
617: if (n->args->argv[i].sz) {
618: offs = n->args->argv[i].value[0];
1.104 kristaps 619: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 620: break;
621: }
622: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
623: return(0);
1.1 kristaps 624: break;
1.113 kristaps 625: default:
626: continue;
1.1 kristaps 627: }
628:
1.91 kristaps 629: /* Check: duplicate auxiliary arguments. */
630:
1.97 kristaps 631: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
632: return(0);
633:
634: if (comp && ! dup)
1.104 kristaps 635: n->data.Bl->comp = comp;
1.98 kristaps 636: if (offs && ! dup)
1.104 kristaps 637: n->data.Bl->offs = offs;
1.99 kristaps 638: if (width && ! dup)
1.104 kristaps 639: n->data.Bl->width = width;
1.91 kristaps 640:
641: /* Check: multiple list types. */
642:
1.104 kristaps 643: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.91 kristaps 644: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
645: return(0);
646:
647: /* Assign list type. */
648:
1.109 kristaps 649: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 650: n->data.Bl->type = lt;
1.109 kristaps 651: /* Set column information, too. */
652: if (LIST_column == lt) {
653: n->data.Bl->ncols =
654: n->args->argv[i].sz;
655: n->data.Bl->cols = (const char **)
656: n->args->argv[i].value;
657: }
658: }
1.91 kristaps 659:
660: /* The list type should come first. */
661:
1.104 kristaps 662: if (n->data.Bl->type == LIST__NONE)
663: if (n->data.Bl->width ||
664: n->data.Bl->offs ||
665: n->data.Bl->comp)
1.91 kristaps 666: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
667: return(0);
668:
669: continue;
670: }
671:
672: /* Allow lists to default to LIST_item. */
673:
1.104 kristaps 674: if (LIST__NONE == n->data.Bl->type) {
1.91 kristaps 675: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
676: return(0);
1.104 kristaps 677: n->data.Bl->type = LIST_item;
1.79 kristaps 678: }
1.1 kristaps 679:
1.8 kristaps 680: /*
681: * Validate the width field. Some list types don't need width
682: * types and should be warned about them. Others should have it
683: * and must also be warned.
684: */
685:
1.104 kristaps 686: switch (n->data.Bl->type) {
1.91 kristaps 687: case (LIST_tag):
1.104 kristaps 688: if (n->data.Bl->width)
1.91 kristaps 689: break;
690: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
691: break;
692: return(0);
693: case (LIST_column):
1.1 kristaps 694: /* FALLTHROUGH */
1.91 kristaps 695: case (LIST_diag):
1.1 kristaps 696: /* FALLTHROUGH */
1.91 kristaps 697: case (LIST_ohang):
1.53 kristaps 698: /* FALLTHROUGH */
1.91 kristaps 699: case (LIST_inset):
1.1 kristaps 700: /* FALLTHROUGH */
1.91 kristaps 701: case (LIST_item):
1.104 kristaps 702: if (NULL == n->data.Bl->width)
1.91 kristaps 703: break;
704: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
705: break;
706: return(0);
1.8 kristaps 707: default:
708: break;
709: }
710:
1.1 kristaps 711: return(1);
712: }
713:
714:
715: static int
716: pre_bd(PRE_ARGS)
717: {
1.104 kristaps 718: int i, dup, comp;
719: enum mdoc_disp dt;
720: const char *offs;
721: struct mdoc_node *np;
1.1 kristaps 722:
1.93 kristaps 723: if (MDOC_BLOCK != n->type) {
1.104 kristaps 724: if (ENDBODY_NOT != n->end) {
725: assert(n->pending);
726: np = n->pending->parent;
727: } else
728: np = n->parent;
729:
730: assert(np);
731: assert(MDOC_BLOCK == np->type);
732: assert(MDOC_Bd == np->tok);
733: assert(np->data.Bd);
734: n->data.Bd = np->data.Bd;
1.1 kristaps 735: return(1);
1.79 kristaps 736: }
1.1 kristaps 737:
1.104 kristaps 738: assert(NULL == n->data.Bd);
739: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 740:
741: /* LINTED */
1.93 kristaps 742: for (i = 0; n->args && i < (int)n->args->argc; i++) {
743: dt = DISP__NONE;
1.94 kristaps 744: dup = comp = 0;
745: offs = NULL;
746:
1.1 kristaps 747: switch (n->args->argv[i].arg) {
1.49 kristaps 748: case (MDOC_Centred):
1.93 kristaps 749: dt = DISP_centred;
750: break;
1.1 kristaps 751: case (MDOC_Ragged):
1.93 kristaps 752: dt = DISP_ragged;
753: break;
1.1 kristaps 754: case (MDOC_Unfilled):
1.93 kristaps 755: dt = DISP_unfilled;
756: break;
1.1 kristaps 757: case (MDOC_Filled):
1.93 kristaps 758: dt = DISP_filled;
759: break;
1.1 kristaps 760: case (MDOC_Literal):
1.93 kristaps 761: dt = DISP_literal;
1.79 kristaps 762: break;
1.93 kristaps 763: case (MDOC_File):
764: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
765: return(0);
766: case (MDOC_Offset):
1.94 kristaps 767: /* NB: this can be empty! */
768: if (n->args->argv[i].sz) {
769: offs = n->args->argv[i].value[0];
1.104 kristaps 770: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 771: break;
772: }
1.95 kristaps 773: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
774: return(0);
1.94 kristaps 775: break;
1.93 kristaps 776: case (MDOC_Compact):
1.94 kristaps 777: comp = 1;
1.104 kristaps 778: dup = n->data.Bd->comp;
1.94 kristaps 779: break;
1.1 kristaps 780: default:
1.94 kristaps 781: abort();
782: /* NOTREACHED */
1.1 kristaps 783: }
784:
1.94 kristaps 785: /* Check whether we have duplicates. */
786:
787: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
788: return(0);
789:
790: /* Make our auxiliary assignments. */
791:
792: if (offs && ! dup)
1.104 kristaps 793: n->data.Bd->offs = offs;
1.94 kristaps 794: if (comp && ! dup)
1.104 kristaps 795: n->data.Bd->comp = comp;
1.94 kristaps 796:
797: /* Check whether a type has already been assigned. */
798:
1.104 kristaps 799: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.93 kristaps 800: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
801: return(0);
802:
1.94 kristaps 803: /* Make our type assignment. */
804:
1.104 kristaps 805: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
806: n->data.Bd->type = dt;
1.93 kristaps 807: }
808:
1.104 kristaps 809: if (DISP__NONE == n->data.Bd->type) {
1.93 kristaps 810: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
811: return(0);
1.104 kristaps 812: n->data.Bd->type = DISP_ragged;
1.93 kristaps 813: }
814:
815: return(1);
1.1 kristaps 816: }
817:
818:
819: static int
820: pre_ss(PRE_ARGS)
821: {
822:
823: if (MDOC_BLOCK != n->type)
824: return(1);
825: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
826: }
827:
828:
829: static int
830: pre_sh(PRE_ARGS)
831: {
832:
833: if (MDOC_BLOCK != n->type)
834: return(1);
1.100 kristaps 835:
836: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 837: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 838: }
839:
840:
841: static int
842: pre_it(PRE_ARGS)
843: {
844:
845: if (MDOC_BLOCK != n->type)
846: return(1);
1.79 kristaps 847: /*
848: * FIXME: this can probably be lifted if we make the It into
849: * something else on-the-fly?
850: */
1.1 kristaps 851: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
852: }
853:
854:
855: static int
856: pre_an(PRE_ARGS)
857: {
858:
1.107 kristaps 859: if (NULL == n->args)
1.1 kristaps 860: return(1);
1.107 kristaps 861: if (n->args->argc > 1)
862: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGCOUNT))
863: return(0);
864:
865: if (MDOC_Split == n->args->argv[0].arg)
866: n->data.An.auth = AUTH_split;
867: else if (MDOC_Nosplit == n->args->argv[0].arg)
868: n->data.An.auth = AUTH_nosplit;
869: else
870: abort();
871:
872: return(1);
1.1 kristaps 873: }
874:
875:
876: static int
877: pre_rv(PRE_ARGS)
878: {
879:
880: return(check_stdarg(mdoc, n));
881: }
882:
883:
884: static int
1.85 kristaps 885: post_dt(POST_ARGS)
886: {
887: const struct mdoc_node *nn;
888: const char *p;
889:
890: if (NULL != (nn = mdoc->last->child))
891: for (p = nn->string; *p; p++) {
1.86 kristaps 892: if (toupper((u_char)*p) == *p)
1.85 kristaps 893: continue;
894: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
895: return(0);
896: break;
897: }
898:
899: return(1);
900: }
901:
902:
903: static int
1.1 kristaps 904: pre_dt(PRE_ARGS)
905: {
1.54 kristaps 906:
1.1 kristaps 907: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 908: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 909: return(0);
910: if (mdoc->meta.title)
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_os(PRE_ARGS)
919: {
920:
921: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 922: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 923: return(0);
924: if (mdoc->meta.os)
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: pre_dd(PRE_ARGS)
933: {
934:
935: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 936: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 937: return(0);
938: if (mdoc->meta.date)
1.79 kristaps 939: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 940: return(0);
941: return(1);
942: }
943:
944:
945: static int
946: post_bf(POST_ARGS)
947: {
1.105 kristaps 948: struct mdoc_node *np;
1.113 kristaps 949: enum mdocargt arg;
1.105 kristaps 950:
951: /*
952: * Unlike other data pointers, these are "housed" by the HEAD
953: * element, which contains the goods.
954: */
1.1 kristaps 955:
1.105 kristaps 956: if (MDOC_HEAD != mdoc->last->type) {
957: if (ENDBODY_NOT != mdoc->last->end) {
958: assert(mdoc->last->pending);
959: np = mdoc->last->pending->parent->head;
960: } else if (MDOC_BLOCK != mdoc->last->type) {
961: np = mdoc->last->parent->head;
962: } else
963: np = mdoc->last->head;
964:
965: assert(np);
966: assert(MDOC_HEAD == np->type);
967: assert(MDOC_Bf == np->tok);
968: assert(np->data.Bf);
969: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 970: return(1);
1.105 kristaps 971: }
1.1 kristaps 972:
1.105 kristaps 973: np = mdoc->last;
1.106 kristaps 974: assert(MDOC_BLOCK == np->parent->type);
975: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 976: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 977:
1.105 kristaps 978: /*
979: * Cannot have both argument and parameter.
980: * If neither is specified, let it through with a warning.
981: */
982:
1.106 kristaps 983: if (np->parent->args && np->child) {
1.105 kristaps 984: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 985: return(0);
1.106 kristaps 986: } else if (NULL == np->parent->args && NULL == np->child)
1.105 kristaps 987: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
988:
989: /* Extract argument into data. */
990:
1.106 kristaps 991: if (np->parent->args) {
992: arg = np->parent->args->argv[0].arg;
1.105 kristaps 993: if (MDOC_Emphasis == arg)
994: np->data.Bf->font = FONT_Em;
995: else if (MDOC_Literal == arg)
996: np->data.Bf->font = FONT_Li;
997: else if (MDOC_Symbolic == arg)
998: np->data.Bf->font = FONT_Sy;
999: else
1000: abort();
1.13 kristaps 1001: return(1);
1.79 kristaps 1002: }
1.1 kristaps 1003:
1.105 kristaps 1004: /* Extract parameter into data. */
1.1 kristaps 1005:
1.105 kristaps 1006: if (0 == strcmp(np->child->string, "Em"))
1007: np->data.Bf->font = FONT_Em;
1008: else if (0 == strcmp(np->child->string, "Li"))
1009: np->data.Bf->font = FONT_Li;
1010: else if (0 == strcmp(np->child->string, "Sy"))
1011: np->data.Bf->font = FONT_Sy;
1012: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
1013: return(0);
1.1 kristaps 1014:
1.105 kristaps 1015: return(1);
1.1 kristaps 1016: }
1017:
1018:
1019: static int
1.31 kristaps 1020: post_lb(POST_ARGS)
1021: {
1022:
1023: if (mdoc_a2lib(mdoc->last->child->string))
1024: return(1);
1.79 kristaps 1025: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
1.84 kristaps 1026: }
1027:
1028:
1029: static int
1030: post_eoln(POST_ARGS)
1031: {
1032:
1033: if (NULL == mdoc->last->child)
1034: return(1);
1035: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 1036: }
1037:
1038:
1039: static int
1.57 kristaps 1040: post_vt(POST_ARGS)
1041: {
1042: const struct mdoc_node *n;
1043:
1044: /*
1045: * The Vt macro comes in both ELEM and BLOCK form, both of which
1046: * have different syntaxes (yet more context-sensitive
1047: * behaviour). ELEM types must have a child; BLOCK types,
1048: * specifically the BODY, should only have TEXT children.
1049: */
1050:
1051: if (MDOC_ELEM == mdoc->last->type)
1052: return(eerr_ge1(mdoc));
1053: if (MDOC_BODY != mdoc->last->type)
1054: return(1);
1055:
1056: for (n = mdoc->last->child; n; n = n->next)
1057: if (MDOC_TEXT != n->type)
1.79 kristaps 1058: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 1059: return(0);
1060:
1061: return(1);
1062: }
1063:
1064:
1065: static int
1.1 kristaps 1066: post_nm(POST_ARGS)
1067: {
1068:
1069: if (mdoc->last->child)
1070: return(1);
1071: if (mdoc->meta.name)
1072: return(1);
1.79 kristaps 1073: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
1.1 kristaps 1074: }
1075:
1076:
1077: static int
1078: post_at(POST_ARGS)
1079: {
1080:
1081: if (NULL == mdoc->last->child)
1082: return(1);
1.79 kristaps 1083: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1084: if (mdoc_a2att(mdoc->last->child->string))
1085: return(1);
1.79 kristaps 1086: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
1.1 kristaps 1087: }
1088:
1089:
1090: static int
1091: post_an(POST_ARGS)
1092: {
1.107 kristaps 1093: struct mdoc_node *np;
1.1 kristaps 1094:
1.107 kristaps 1095: np = mdoc->last;
1096: if (AUTH__NONE != np->data.An.auth && np->child)
1097: return(mdoc_nmsg(mdoc, np, MANDOCERR_ARGCOUNT));
1098: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1099: return(1);
1.107 kristaps 1100: return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS));
1.1 kristaps 1101: }
1102:
1103:
1104: static int
1105: post_it(POST_ARGS)
1106: {
1.89 kristaps 1107: int i, cols, rc;
1108: enum mdoc_list lt;
1.1 kristaps 1109: struct mdoc_node *n, *c;
1.89 kristaps 1110: enum mandocerr er;
1.1 kristaps 1111:
1112: if (MDOC_BLOCK != mdoc->last->type)
1113: return(1);
1114:
1115: n = mdoc->last->parent->parent;
1.104 kristaps 1116: assert(n->data.Bl);
1117: lt = n->data.Bl->type;
1.89 kristaps 1118:
1119: if (LIST__NONE == lt) {
1.79 kristaps 1120: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1121: return(0);
1122: }
1.1 kristaps 1123:
1.89 kristaps 1124: switch (lt) {
1125: case (LIST_tag):
1126: if (mdoc->last->head->child)
1.1 kristaps 1127: break;
1.89 kristaps 1128: /* FIXME: give this a dummy value. */
1129: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1130: return(0);
1.1 kristaps 1131: break;
1.89 kristaps 1132: case (LIST_hang):
1.1 kristaps 1133: /* FALLTHROUGH */
1.89 kristaps 1134: case (LIST_ohang):
1.1 kristaps 1135: /* FALLTHROUGH */
1.89 kristaps 1136: case (LIST_inset):
1.1 kristaps 1137: /* FALLTHROUGH */
1.89 kristaps 1138: case (LIST_diag):
1.1 kristaps 1139: if (NULL == mdoc->last->head->child)
1.79 kristaps 1140: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1141: return(0);
1142: break;
1.89 kristaps 1143: case (LIST_bullet):
1.1 kristaps 1144: /* FALLTHROUGH */
1.89 kristaps 1145: case (LIST_dash):
1.1 kristaps 1146: /* FALLTHROUGH */
1.89 kristaps 1147: case (LIST_enum):
1.1 kristaps 1148: /* FALLTHROUGH */
1.89 kristaps 1149: case (LIST_hyphen):
1.108 schwarze 1150: if (NULL == mdoc->last->body->child)
1151: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1152: return(0);
1.1 kristaps 1153: /* FALLTHROUGH */
1.89 kristaps 1154: case (LIST_item):
1.1 kristaps 1155: if (mdoc->last->head->child)
1.79 kristaps 1156: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1157: return(0);
1158: break;
1.89 kristaps 1159: case (LIST_column):
1.109 kristaps 1160: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1161:
1.87 kristaps 1162: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1163:
1.87 kristaps 1164: if (NULL == mdoc->last->body->child)
1165: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1166: return(0);
1.87 kristaps 1167:
1.89 kristaps 1168: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1169: if (MDOC_BODY == c->type)
1170: i++;
1.38 kristaps 1171:
1.89 kristaps 1172: if (i < cols)
1173: er = MANDOCERR_ARGCOUNT;
1174: else if (i == cols || i == cols + 1)
1.38 kristaps 1175: break;
1.89 kristaps 1176: else
1177: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1178:
1.89 kristaps 1179: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1180: mdoc->last->line, mdoc->last->pos,
1181: "columns == %d (have %d)", cols, i);
1.89 kristaps 1182: return(rc);
1.1 kristaps 1183: default:
1184: break;
1185: }
1186:
1187: return(1);
1188: }
1189:
1190:
1191: static int
1.14 kristaps 1192: post_bl_head(POST_ARGS)
1193: {
1.90 kristaps 1194: int i;
1195: struct mdoc_node *n;
1.14 kristaps 1196:
1.90 kristaps 1197: assert(mdoc->last->parent);
1.14 kristaps 1198: n = mdoc->last->parent;
1199:
1.104 kristaps 1200: if (LIST_column == n->data.Bl->type) {
1.109 kristaps 1201: if (n->data.Bl->ncols && mdoc->last->nchild) {
1.90 kristaps 1202: mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
1203: return(0);
1.65 kristaps 1204: }
1.90 kristaps 1205: return(1);
1.65 kristaps 1206: }
1.14 kristaps 1207:
1.65 kristaps 1208: if (0 == (i = mdoc->last->nchild))
1209: return(1);
1210: return(warn_count(mdoc, "==", 0, "line arguments", i));
1.14 kristaps 1211: }
1212:
1213:
1214: static int
1.1 kristaps 1215: post_bl(POST_ARGS)
1216: {
1217: struct mdoc_node *n;
1218:
1.14 kristaps 1219: if (MDOC_HEAD == mdoc->last->type)
1220: return(post_bl_head(mdoc));
1.1 kristaps 1221: if (MDOC_BODY != mdoc->last->type)
1222: return(1);
1223: if (NULL == mdoc->last->child)
1224: return(1);
1225:
1.55 kristaps 1226: /*
1227: * We only allow certain children of `Bl'. This is usually on
1228: * `It', but apparently `Sm' occurs here and there, so we let
1229: * that one through, too.
1230: */
1231:
1.1 kristaps 1232: /* LINTED */
1233: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1234: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1235: continue;
1236: if (MDOC_Sm == n->tok)
1237: continue;
1.79 kristaps 1238: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1239: return(0);
1.1 kristaps 1240: }
1241:
1242: return(1);
1243: }
1244:
1245:
1246: static int
1247: ebool(struct mdoc *mdoc)
1248: {
1249: struct mdoc_node *n;
1250:
1251: /* LINTED */
1252: for (n = mdoc->last->child; n; n = n->next) {
1253: if (MDOC_TEXT != n->type)
1254: break;
1.2 kristaps 1255: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1256: continue;
1.2 kristaps 1257: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1258: continue;
1259: break;
1260: }
1261:
1262: if (NULL == n)
1263: return(1);
1.79 kristaps 1264: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1265: }
1266:
1267:
1268: static int
1269: post_root(POST_ARGS)
1270: {
1271:
1272: if (NULL == mdoc->first->child)
1.79 kristaps 1273: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1274: else if ( ! (MDOC_PBODY & mdoc->flags))
1275: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1276: else if (MDOC_BLOCK != mdoc->first->child->type)
1277: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1278: else if (MDOC_Sh != mdoc->first->child->tok)
1279: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1280: else
1281: return(1);
1.1 kristaps 1282:
1.79 kristaps 1283: return(0);
1.1 kristaps 1284: }
1285:
1286:
1287: static int
1288: post_st(POST_ARGS)
1289: {
1290:
1291: if (mdoc_a2st(mdoc->last->child->string))
1292: return(1);
1.79 kristaps 1293: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
1.1 kristaps 1294: }
1295:
1296:
1297: static int
1.43 kristaps 1298: post_rs(POST_ARGS)
1299: {
1300: struct mdoc_node *nn;
1301:
1302: if (MDOC_BODY != mdoc->last->type)
1303: return(1);
1304:
1305: for (nn = mdoc->last->child; nn; nn = nn->next)
1306: switch (nn->tok) {
1.50 kristaps 1307: case(MDOC__U):
1308: /* FALLTHROUGH */
1.43 kristaps 1309: case(MDOC__Q):
1310: /* FALLTHROUGH */
1311: case(MDOC__C):
1312: /* FALLTHROUGH */
1313: case(MDOC__A):
1314: /* FALLTHROUGH */
1315: case(MDOC__B):
1316: /* FALLTHROUGH */
1317: case(MDOC__D):
1318: /* FALLTHROUGH */
1319: case(MDOC__I):
1320: /* FALLTHROUGH */
1321: case(MDOC__J):
1322: /* FALLTHROUGH */
1323: case(MDOC__N):
1324: /* FALLTHROUGH */
1325: case(MDOC__O):
1326: /* FALLTHROUGH */
1327: case(MDOC__P):
1328: /* FALLTHROUGH */
1329: case(MDOC__R):
1330: /* FALLTHROUGH */
1331: case(MDOC__T):
1332: /* FALLTHROUGH */
1333: case(MDOC__V):
1334: break;
1335: default:
1.79 kristaps 1336: mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
1337: return(0);
1.43 kristaps 1338: }
1339:
1340: return(1);
1341: }
1342:
1343:
1344: static int
1.1 kristaps 1345: post_sh(POST_ARGS)
1346: {
1347:
1348: if (MDOC_HEAD == mdoc->last->type)
1349: return(post_sh_head(mdoc));
1350: if (MDOC_BODY == mdoc->last->type)
1351: return(post_sh_body(mdoc));
1352:
1353: return(1);
1354: }
1355:
1356:
1357: static int
1358: post_sh_body(POST_ARGS)
1359: {
1360: struct mdoc_node *n;
1361:
1.29 kristaps 1362: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1363: return(1);
1364:
1365: /*
1366: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1367: * macros (can have multiple `Nm' and one `Nd'). Note that the
1368: * children of the BODY declaration can also be "text".
1369: */
1370:
1371: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1372: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1373:
1374: for ( ; n && n->next; n = n->next) {
1375: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1376: continue;
1.28 kristaps 1377: if (MDOC_TEXT == n->type)
1378: continue;
1.79 kristaps 1379: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1380: return(0);
1381: }
1382:
1.41 kristaps 1383: assert(n);
1.27 kristaps 1384: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1385: return(1);
1.79 kristaps 1386: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1387: }
1388:
1389:
1390: static int
1391: post_sh_head(POST_ARGS)
1392: {
1.81 kristaps 1393: char buf[BUFSIZ];
1.2 kristaps 1394: enum mdoc_sec sec;
1395: const struct mdoc_node *n;
1.1 kristaps 1396:
1397: /*
1398: * Process a new section. Sections are either "named" or
1399: * "custom"; custom sections are user-defined, while named ones
1400: * usually follow a conventional order and may only appear in
1401: * certain manual sections.
1402: */
1403:
1.79 kristaps 1404: buf[0] = '\0';
1405:
1406: /*
1407: * FIXME: yes, these can use a dynamic buffer, but I don't do so
1408: * in the interests of simplicity.
1409: */
1.1 kristaps 1410:
1.2 kristaps 1411: for (n = mdoc->last->child; n; n = n->next) {
1.12 kristaps 1412: /* XXX - copied from compact(). */
1.2 kristaps 1413: assert(MDOC_TEXT == n->type);
1.12 kristaps 1414:
1.81 kristaps 1415: if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1416: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1417: return(0);
1418: }
1.2 kristaps 1419: if (NULL == n->next)
1420: continue;
1.81 kristaps 1421: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.79 kristaps 1422: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
1423: return(0);
1424: }
1.2 kristaps 1425: }
1.1 kristaps 1426:
1.72 kristaps 1427: sec = mdoc_str2sec(buf);
1.1 kristaps 1428:
1.12 kristaps 1429: /*
1430: * Check: NAME should always be first, CUSTOM has no roles,
1431: * non-CUSTOM has a conventional order to be followed.
1432: */
1.1 kristaps 1433:
1.72 kristaps 1434: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.79 kristaps 1435: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
1.72 kristaps 1436: return(0);
1437:
1.1 kristaps 1438: if (SEC_CUSTOM == sec)
1439: return(1);
1.72 kristaps 1440:
1.1 kristaps 1441: if (sec == mdoc->lastnamed)
1.79 kristaps 1442: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
1.26 kristaps 1443: return(0);
1.72 kristaps 1444:
1.1 kristaps 1445: if (sec < mdoc->lastnamed)
1.79 kristaps 1446: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
1.26 kristaps 1447: return(0);
1.1 kristaps 1448:
1.12 kristaps 1449: /*
1450: * Check particular section/manual conventions. LIBRARY can
1.78 kristaps 1451: * only occur in manual section 2, 3, and 9.
1.12 kristaps 1452: */
1.1 kristaps 1453:
1454: switch (sec) {
1455: case (SEC_LIBRARY):
1.78 kristaps 1456: assert(mdoc->meta.msec);
1457: if (*mdoc->meta.msec == '2')
1458: break;
1459: if (*mdoc->meta.msec == '3')
1460: break;
1461: if (*mdoc->meta.msec == '9')
1.1 kristaps 1462: break;
1.79 kristaps 1463: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
1.1 kristaps 1464: default:
1465: break;
1466: }
1467:
1.117 kristaps 1468: return(1);
1469: }
1470:
1471:
1472: static int
1473: pre_pp(PRE_ARGS)
1474: {
1475:
1.118 ! kristaps 1476: if (NULL == mdoc->last)
! 1477: return(1);
! 1478:
! 1479: /* Don't allow prior `Lp' or `Pp'. */
! 1480:
! 1481: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1.117 kristaps 1482: return(1);
1483:
1484: if (MDOC_Bl == n->tok && n->data.Bl->comp)
1485: return(1);
1486: if (MDOC_Bd == n->tok && n->data.Bd->comp)
1487: return(1);
1488:
1489: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1490: mdoc_node_delete(mdoc, mdoc->last);
1.1 kristaps 1491: return(1);
1492: }
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