Annotation of mandoc/mdoc_validate.c, Revision 1.149
1.149 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.148 2010/12/25 13:50:37 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:
1.132 kristaps 21: #ifndef OSNAME
22: #include <sys/utsname.h>
23: #endif
24:
1.1 kristaps 25: #include <sys/types.h>
26:
27: #include <assert.h>
28: #include <ctype.h>
1.35 kristaps 29: #include <limits.h>
1.81 kristaps 30: #include <stdio.h>
1.1 kristaps 31: #include <stdlib.h>
1.2 kristaps 32: #include <string.h>
1.132 kristaps 33: #include <time.h>
1.1 kristaps 34:
1.79 kristaps 35: #include "mandoc.h"
1.1 kristaps 36: #include "libmdoc.h"
1.18 kristaps 37: #include "libmandoc.h"
1.1 kristaps 38:
39: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
40:
1.91 kristaps 41: #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
1.32 kristaps 42: #define POST_ARGS struct mdoc *mdoc
1.1 kristaps 43:
1.131 kristaps 44: #define NUMSIZ 32
1.135 kristaps 45: #define DATESIZE 32
1.131 kristaps 46:
1.120 kristaps 47: enum check_ineq {
48: CHECK_LT,
49: CHECK_GT,
50: CHECK_EQ
51: };
52:
53: enum check_lvl {
54: CHECK_WARN,
55: CHECK_ERROR,
56: CHECK_FATAL
57: };
58:
1.1 kristaps 59: typedef int (*v_pre)(PRE_ARGS);
60: typedef int (*v_post)(POST_ARGS);
61:
62: struct valids {
63: v_pre *pre;
64: v_post *post;
65: };
66:
1.120 kristaps 67: static int check_count(struct mdoc *, enum mdoc_type,
68: enum check_lvl, enum check_ineq, int);
1.59 kristaps 69: static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
1.133 kristaps 70: static void check_text(struct mdoc *, int, int, char *);
71: static void check_argv(struct mdoc *,
1.92 kristaps 72: struct mdoc_node *, struct mdoc_argv *);
1.133 kristaps 73: static void check_args(struct mdoc *, struct mdoc_node *);
1.32 kristaps 74:
1.132 kristaps 75: static int concat(struct mdoc *, char *,
76: const struct mdoc_node *, size_t);
77:
1.120 kristaps 78: static int ebool(POST_ARGS);
1.32 kristaps 79: static int berr_ge1(POST_ARGS);
80: static int bwarn_ge1(POST_ARGS);
1.120 kristaps 81: static int eerr_eq0(POST_ARGS);
1.32 kristaps 82: static int eerr_eq1(POST_ARGS);
83: static int eerr_ge1(POST_ARGS);
1.46 kristaps 84: static int eerr_le1(POST_ARGS);
1.116 kristaps 85: static int ewarn_eq0(POST_ARGS);
1.32 kristaps 86: static int ewarn_ge1(POST_ARGS);
87: static int herr_eq0(POST_ARGS);
88: static int herr_ge1(POST_ARGS);
1.120 kristaps 89: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 90: static int hwarn_eq1(POST_ARGS);
91: static int hwarn_le1(POST_ARGS);
92:
93: static int post_an(POST_ARGS);
94: static int post_at(POST_ARGS);
95: static int post_bf(POST_ARGS);
96: static int post_bl(POST_ARGS);
1.131 kristaps 97: static int post_bl_block(POST_ARGS);
98: static int post_bl_block_width(POST_ARGS);
99: static int post_bl_block_tag(POST_ARGS);
1.32 kristaps 100: static int post_bl_head(POST_ARGS);
1.132 kristaps 101: static int post_dd(POST_ARGS);
102: static int post_dt(POST_ARGS);
1.123 kristaps 103: static int post_defaults(POST_ARGS);
1.128 kristaps 104: static int post_literal(POST_ARGS);
1.123 kristaps 105: static int post_eoln(POST_ARGS);
1.32 kristaps 106: static int post_it(POST_ARGS);
107: static int post_lb(POST_ARGS);
108: static int post_nm(POST_ARGS);
1.132 kristaps 109: static int post_os(POST_ARGS);
1.140 kristaps 110: static int post_ignpar(POST_ARGS);
1.132 kristaps 111: static int post_prol(POST_ARGS);
1.32 kristaps 112: static int post_root(POST_ARGS);
1.43 kristaps 113: static int post_rs(POST_ARGS);
1.32 kristaps 114: static int post_sh(POST_ARGS);
115: static int post_sh_body(POST_ARGS);
116: static int post_sh_head(POST_ARGS);
117: static int post_st(POST_ARGS);
1.132 kristaps 118: static int post_std(POST_ARGS);
1.57 kristaps 119: static int post_vt(POST_ARGS);
1.32 kristaps 120: static int pre_an(PRE_ARGS);
121: static int pre_bd(PRE_ARGS);
122: static int pre_bl(PRE_ARGS);
123: static int pre_dd(PRE_ARGS);
124: static int pre_display(PRE_ARGS);
125: static int pre_dt(PRE_ARGS);
126: static int pre_it(PRE_ARGS);
1.128 kristaps 127: static int pre_literal(PRE_ARGS);
1.32 kristaps 128: static int pre_os(PRE_ARGS);
1.124 kristaps 129: static int pre_par(PRE_ARGS);
1.32 kristaps 130: static int pre_sh(PRE_ARGS);
131: static int pre_ss(PRE_ARGS);
1.133 kristaps 132: static int pre_std(PRE_ARGS);
1.32 kristaps 133:
134: static v_post posts_an[] = { post_an, NULL };
1.126 kristaps 135: static v_post posts_at[] = { post_at, post_defaults, NULL };
1.128 kristaps 136: static v_post posts_bd[] = { post_literal, hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 137: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
1.128 kristaps 138: static v_post posts_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 139: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
140: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 141: static v_post posts_eoln[] = { post_eoln, NULL };
1.123 kristaps 142: static v_post posts_defaults[] = { post_defaults, NULL };
1.132 kristaps 143: static v_post posts_dd[] = { ewarn_ge1, post_dd, post_prol, NULL };
1.128 kristaps 144: static v_post posts_dl[] = { post_literal, bwarn_ge1, herr_eq0, NULL };
1.132 kristaps 145: static v_post posts_dt[] = { post_dt, post_prol, NULL };
1.32 kristaps 146: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
1.143 kristaps 147: static v_post posts_it[] = { post_it, NULL };
1.32 kristaps 148: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
149: static v_post posts_nd[] = { berr_ge1, NULL };
150: static v_post posts_nm[] = { post_nm, NULL };
1.116 kristaps 151: static v_post posts_notext[] = { ewarn_eq0, NULL };
1.132 kristaps 152: static v_post posts_os[] = { post_os, post_prol, NULL };
1.44 kristaps 153: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.140 kristaps 154: static v_post posts_sh[] = { post_ignpar, herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 155: static v_post posts_sp[] = { eerr_le1, NULL };
1.140 kristaps 156: static v_post posts_ss[] = { post_ignpar, herr_ge1, bwarn_ge1, NULL };
1.32 kristaps 157: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
1.132 kristaps 158: static v_post posts_std[] = { post_std, NULL };
1.32 kristaps 159: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 160: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 161: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 162: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
163: static v_post posts_wtext[] = { ewarn_ge1, NULL };
164: static v_pre pres_an[] = { pre_an, NULL };
1.128 kristaps 165: static v_pre pres_bd[] = { pre_display, pre_bd, pre_literal, pre_par, NULL };
1.124 kristaps 166: static v_pre pres_bl[] = { pre_bl, pre_par, NULL };
1.32 kristaps 167: static v_pre pres_d1[] = { pre_display, NULL };
1.128 kristaps 168: static v_pre pres_dl[] = { pre_literal, pre_display, NULL };
1.32 kristaps 169: static v_pre pres_dd[] = { pre_dd, NULL };
170: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 171: static v_pre pres_er[] = { NULL, NULL };
1.77 kristaps 172: static v_pre pres_fd[] = { NULL, NULL };
1.141 kristaps 173: static v_pre pres_it[] = { pre_it, pre_par, NULL };
1.32 kristaps 174: static v_pre pres_os[] = { pre_os, NULL };
1.124 kristaps 175: static v_pre pres_pp[] = { pre_par, NULL };
1.32 kristaps 176: static v_pre pres_sh[] = { pre_sh, NULL };
177: static v_pre pres_ss[] = { pre_ss, NULL };
1.133 kristaps 178: static v_pre pres_std[] = { pre_std, NULL };
1.1 kristaps 179:
180: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 181: { NULL, NULL }, /* Ap */
1.132 kristaps 182: { pres_dd, posts_dd }, /* Dd */
1.85 kristaps 183: { pres_dt, posts_dt }, /* Dt */
1.132 kristaps 184: { pres_os, posts_os }, /* Os */
1.1 kristaps 185: { pres_sh, posts_sh }, /* Sh */
186: { pres_ss, posts_ss }, /* Ss */
1.117 kristaps 187: { pres_pp, posts_notext }, /* Pp */
1.1 kristaps 188: { pres_d1, posts_wline }, /* D1 */
1.128 kristaps 189: { pres_dl, posts_dl }, /* Dl */
190: { pres_bd, posts_bd }, /* Bd */
1.1 kristaps 191: { NULL, NULL }, /* Ed */
192: { pres_bl, posts_bl }, /* Bl */
193: { NULL, NULL }, /* El */
194: { pres_it, posts_it }, /* It */
195: { NULL, posts_text }, /* Ad */
196: { pres_an, posts_an }, /* An */
1.123 kristaps 197: { NULL, posts_defaults }, /* Ar */
1.69 kristaps 198: { NULL, posts_text }, /* Cd */
1.1 kristaps 199: { NULL, NULL }, /* Cm */
200: { NULL, NULL }, /* Dv */
201: { pres_er, posts_text }, /* Er */
202: { NULL, NULL }, /* Ev */
1.133 kristaps 203: { pres_std, posts_std }, /* Ex */
1.1 kristaps 204: { NULL, NULL }, /* Fa */
205: { pres_fd, posts_wtext }, /* Fd */
206: { NULL, NULL }, /* Fl */
207: { NULL, posts_text }, /* Fn */
208: { NULL, posts_wtext }, /* Ft */
209: { NULL, posts_text }, /* Ic */
1.51 kristaps 210: { NULL, posts_text1 }, /* In */
1.123 kristaps 211: { NULL, posts_defaults }, /* Li */
1.27 kristaps 212: { NULL, posts_nd }, /* Nd */
1.1 kristaps 213: { NULL, posts_nm }, /* Nm */
1.139 kristaps 214: { NULL, NULL }, /* Op */
1.1 kristaps 215: { NULL, NULL }, /* Ot */
1.129 kristaps 216: { NULL, posts_defaults }, /* Pa */
1.133 kristaps 217: { pres_std, posts_std }, /* Rv */
1.1 kristaps 218: { NULL, posts_st }, /* St */
219: { NULL, NULL }, /* Va */
1.57 kristaps 220: { NULL, posts_vt }, /* Vt */
1.84 kristaps 221: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 222: { NULL, posts_text }, /* %A */
1.47 kristaps 223: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 224: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 225: { NULL, posts_text }, /* %I */
226: { NULL, posts_text }, /* %J */
227: { NULL, posts_text }, /* %N */
228: { NULL, posts_text }, /* %O */
229: { NULL, posts_text }, /* %P */
230: { NULL, posts_text }, /* %R */
1.47 kristaps 231: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 232: { NULL, posts_text }, /* %V */
233: { NULL, NULL }, /* Ac */
234: { NULL, NULL }, /* Ao */
1.139 kristaps 235: { NULL, NULL }, /* Aq */
1.1 kristaps 236: { NULL, posts_at }, /* At */
237: { NULL, NULL }, /* Bc */
238: { NULL, posts_bf }, /* Bf */
239: { NULL, NULL }, /* Bo */
1.139 kristaps 240: { NULL, NULL }, /* Bq */
1.1 kristaps 241: { NULL, NULL }, /* Bsx */
242: { NULL, NULL }, /* Bx */
243: { NULL, posts_bool }, /* Db */
244: { NULL, NULL }, /* Dc */
245: { NULL, NULL }, /* Do */
1.139 kristaps 246: { NULL, NULL }, /* Dq */
1.1 kristaps 247: { NULL, NULL }, /* Ec */
248: { NULL, NULL }, /* Ef */
249: { NULL, NULL }, /* Em */
250: { NULL, NULL }, /* Eo */
251: { NULL, NULL }, /* Fx */
252: { NULL, posts_text }, /* Ms */
253: { NULL, posts_notext }, /* No */
254: { NULL, posts_notext }, /* Ns */
255: { NULL, NULL }, /* Nx */
256: { NULL, NULL }, /* Ox */
257: { NULL, NULL }, /* Pc */
1.51 kristaps 258: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 259: { NULL, NULL }, /* Po */
1.139 kristaps 260: { NULL, NULL }, /* Pq */
1.1 kristaps 261: { NULL, NULL }, /* Qc */
1.139 kristaps 262: { NULL, NULL }, /* Ql */
1.1 kristaps 263: { NULL, NULL }, /* Qo */
1.139 kristaps 264: { NULL, NULL }, /* Qq */
1.1 kristaps 265: { NULL, NULL }, /* Re */
1.43 kristaps 266: { NULL, posts_rs }, /* Rs */
1.1 kristaps 267: { NULL, NULL }, /* Sc */
268: { NULL, NULL }, /* So */
1.139 kristaps 269: { NULL, NULL }, /* Sq */
1.1 kristaps 270: { NULL, posts_bool }, /* Sm */
271: { NULL, posts_text }, /* Sx */
272: { NULL, posts_text }, /* Sy */
273: { NULL, posts_text }, /* Tn */
274: { NULL, NULL }, /* Ux */
275: { NULL, NULL }, /* Xc */
276: { NULL, NULL }, /* Xo */
277: { NULL, posts_fo }, /* Fo */
278: { NULL, NULL }, /* Fc */
279: { NULL, NULL }, /* Oo */
280: { NULL, NULL }, /* Oc */
1.128 kristaps 281: { NULL, posts_bk }, /* Bk */
1.1 kristaps 282: { NULL, NULL }, /* Ek */
1.84 kristaps 283: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 284: { NULL, NULL }, /* Hf */
285: { NULL, NULL }, /* Fr */
1.84 kristaps 286: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 287: { NULL, posts_lb }, /* Lb */
1.34 kristaps 288: { NULL, posts_notext }, /* Lp */
1.51 kristaps 289: { NULL, posts_text }, /* Lk */
1.123 kristaps 290: { NULL, posts_defaults }, /* Mt */
1.139 kristaps 291: { NULL, NULL }, /* Brq */
1.1 kristaps 292: { NULL, NULL }, /* Bro */
293: { NULL, NULL }, /* Brc */
294: { NULL, posts_text }, /* %C */
295: { NULL, NULL }, /* Es */
296: { NULL, NULL }, /* En */
297: { NULL, NULL }, /* Dx */
298: { NULL, posts_text }, /* %Q */
1.33 kristaps 299: { NULL, posts_notext }, /* br */
1.119 schwarze 300: { pres_pp, posts_sp }, /* sp */
1.51 kristaps 301: { NULL, posts_text1 }, /* %U */
1.88 kristaps 302: { NULL, NULL }, /* Ta */
1.1 kristaps 303: };
304:
1.122 kristaps 305: #define RSORD_MAX 14 /* Number of `Rs' blocks. */
306:
307: static const enum mdoct rsord[RSORD_MAX] = {
308: MDOC__A,
309: MDOC__T,
310: MDOC__B,
311: MDOC__I,
312: MDOC__J,
313: MDOC__R,
314: MDOC__N,
315: MDOC__V,
316: MDOC__P,
317: MDOC__Q,
318: MDOC__D,
319: MDOC__O,
320: MDOC__C,
321: MDOC__U
322: };
323:
1.1 kristaps 324:
325: int
1.91 kristaps 326: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 327: {
328: v_pre *p;
329: int line, pos;
1.92 kristaps 330: char *tp;
1.1 kristaps 331:
332: if (MDOC_TEXT == n->type) {
333: tp = n->string;
334: line = n->line;
335: pos = n->pos;
1.133 kristaps 336: check_text(mdoc, line, pos, tp);
337: return(1);
1.1 kristaps 338: }
339:
1.133 kristaps 340: check_args(mdoc, n);
341:
1.1 kristaps 342: if (NULL == mdoc_valids[n->tok].pre)
343: return(1);
344: for (p = mdoc_valids[n->tok].pre; *p; p++)
345: if ( ! (*p)(mdoc, n))
346: return(0);
347: return(1);
348: }
349:
350:
351: int
352: mdoc_valid_post(struct mdoc *mdoc)
353: {
354: v_post *p;
355:
356: if (MDOC_VALID & mdoc->last->flags)
357: return(1);
358: mdoc->last->flags |= MDOC_VALID;
359:
360: if (MDOC_TEXT == mdoc->last->type)
361: return(1);
362: if (MDOC_ROOT == mdoc->last->type)
363: return(post_root(mdoc));
364:
365: if (NULL == mdoc_valids[mdoc->last->tok].post)
366: return(1);
367: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
368: if ( ! (*p)(mdoc))
369: return(0);
370:
371: return(1);
372: }
373:
1.120 kristaps 374: static int
375: check_count(struct mdoc *m, enum mdoc_type type,
376: enum check_lvl lvl, enum check_ineq ineq, int val)
377: {
378: const char *p;
379:
380: if (m->last->type != type)
381: return(1);
382:
383: switch (ineq) {
384: case (CHECK_LT):
385: p = "less than ";
386: if (m->last->nchild < val)
387: return(1);
388: break;
389: case (CHECK_GT):
390: p = "greater than ";
391: if (m->last->nchild > val)
392: return(1);
393: break;
394: case (CHECK_EQ):
395: p = "";
396: if (val == m->last->nchild)
397: return(1);
398: break;
1.133 kristaps 399: default:
400: abort();
401: /* NOTREACHED */
1.120 kristaps 402: }
403:
404: if (CHECK_WARN == lvl) {
405: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
406: m->last->line, m->last->pos,
407: "want %s%d children (have %d)",
408: p, val, m->last->nchild));
409: }
410:
1.133 kristaps 411: /* FIXME: THIS IS THE SAME AS THE ABOVE. */
412:
1.120 kristaps 413: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
414: m->last->line, m->last->pos,
415: "require %s%d children (have %d)",
416: p, val, m->last->nchild));
417: }
418:
419: static int
420: berr_ge1(POST_ARGS)
421: {
422:
423: return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0));
424: }
425:
426: static int
427: bwarn_ge1(POST_ARGS)
428: {
429: return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0));
430: }
431:
432: static int
433: eerr_eq0(POST_ARGS)
434: {
435: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0));
436: }
1.1 kristaps 437:
1.120 kristaps 438: static int
439: eerr_eq1(POST_ARGS)
1.1 kristaps 440: {
1.120 kristaps 441: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1));
442: }
1.1 kristaps 443:
1.120 kristaps 444: static int
445: eerr_ge1(POST_ARGS)
446: {
447: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0));
1.1 kristaps 448: }
449:
1.120 kristaps 450: static int
451: eerr_le1(POST_ARGS)
452: {
453: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2));
454: }
1.1 kristaps 455:
1.120 kristaps 456: static int
457: ewarn_eq0(POST_ARGS)
1.1 kristaps 458: {
1.120 kristaps 459: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0));
460: }
1.1 kristaps 461:
1.120 kristaps 462: static int
463: ewarn_ge1(POST_ARGS)
464: {
465: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0));
1.1 kristaps 466: }
467:
1.120 kristaps 468: static int
469: herr_eq0(POST_ARGS)
470: {
471: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0));
472: }
1.1 kristaps 473:
1.120 kristaps 474: static int
475: herr_ge1(POST_ARGS)
476: {
477: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0));
478: }
1.1 kristaps 479:
1.120 kristaps 480: static int
481: hwarn_eq0(POST_ARGS)
482: {
483: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0));
1.1 kristaps 484: }
485:
1.120 kristaps 486: static int
487: hwarn_eq1(POST_ARGS)
488: {
489: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1));
490: }
1.1 kristaps 491:
1.120 kristaps 492: static int
493: hwarn_le1(POST_ARGS)
494: {
495: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2));
496: }
1.1 kristaps 497:
1.133 kristaps 498: static void
1.92 kristaps 499: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 500: {
501: int i;
502:
503: if (NULL == n->args)
1.133 kristaps 504: return;
1.1 kristaps 505:
506: assert(n->args->argc);
507: for (i = 0; i < (int)n->args->argc; i++)
1.133 kristaps 508: check_argv(m, n, &n->args->argv[i]);
1.1 kristaps 509: }
510:
1.133 kristaps 511: static void
1.92 kristaps 512: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 513: {
514: int i;
515:
516: for (i = 0; i < (int)v->sz; i++)
1.133 kristaps 517: check_text(m, v->line, v->pos, v->value[i]);
1.1 kristaps 518:
1.133 kristaps 519: /* FIXME: move to post_std(). */
1.1 kristaps 520:
1.133 kristaps 521: if (MDOC_Std == v->arg)
522: if ( ! (v->sz || m->meta.name))
523: mdoc_nmsg(m, n, MANDOCERR_NONAME);
1.1 kristaps 524: }
525:
1.133 kristaps 526: static void
1.112 kristaps 527: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 528: {
1.18 kristaps 529: int c;
1.112 kristaps 530: size_t sz;
1.102 kristaps 531:
1.112 kristaps 532: for ( ; *p; p++, pos++) {
533: sz = strcspn(p, "\t\\");
534: p += (int)sz;
535:
536: if ('\0' == *p)
537: break;
538:
539: pos += (int)sz;
1.1 kristaps 540:
541: if ('\t' == *p) {
1.133 kristaps 542: if ( ! (MDOC_LITERAL & m->flags))
543: mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB);
544: continue;
1.112 kristaps 545: }
1.1 kristaps 546:
1.133 kristaps 547: if (0 == (c = mandoc_special(p))) {
548: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
549: continue;
550: }
1.1 kristaps 551:
1.133 kristaps 552: p += c - 1;
553: pos += c - 1;
1.1 kristaps 554: }
555: }
556:
557: static int
1.59 kristaps 558: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 559: {
560:
561: assert(n->parent);
562: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
563: (t == n->parent->type))
564: return(1);
565:
1.79 kristaps 566: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
567: n->line, n->pos, "want parent %s",
568: MDOC_ROOT == t ? "<root>" :
569: mdoc_macronames[tok]);
570: return(0);
1.1 kristaps 571: }
572:
573:
574: static int
575: pre_display(PRE_ARGS)
576: {
577: struct mdoc_node *node;
578:
579: if (MDOC_BLOCK != n->type)
580: return(1);
581:
582: for (node = mdoc->last->parent; node; node = node->parent)
583: if (MDOC_BLOCK == node->type)
584: if (MDOC_Bd == node->tok)
585: break;
1.128 kristaps 586:
1.135 kristaps 587: if (node)
588: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
1.1 kristaps 589:
1.135 kristaps 590: return(1);
1.1 kristaps 591: }
592:
593:
594: static int
595: pre_bl(PRE_ARGS)
596: {
1.104 kristaps 597: int i, comp, dup;
598: const char *offs, *width;
599: enum mdoc_list lt;
600: struct mdoc_node *np;
1.1 kristaps 601:
1.91 kristaps 602: if (MDOC_BLOCK != n->type) {
1.104 kristaps 603: if (ENDBODY_NOT != n->end) {
604: assert(n->pending);
605: np = n->pending->parent;
606: } else
607: np = n->parent;
608:
609: assert(np);
610: assert(MDOC_BLOCK == np->type);
611: assert(MDOC_Bl == np->tok);
1.1 kristaps 612: return(1);
1.79 kristaps 613: }
1.1 kristaps 614:
1.91 kristaps 615: /*
616: * First figure out which kind of list to use: bind ourselves to
617: * the first mentioned list type and warn about any remaining
618: * ones. If we find no list type, we default to LIST_item.
619: */
1.1 kristaps 620:
621: /* LINTED */
1.91 kristaps 622: for (i = 0; n->args && i < (int)n->args->argc; i++) {
623: lt = LIST__NONE;
1.97 kristaps 624: dup = comp = 0;
1.99 kristaps 625: width = offs = NULL;
1.91 kristaps 626: switch (n->args->argv[i].arg) {
627: /* Set list types. */
1.1 kristaps 628: case (MDOC_Bullet):
1.91 kristaps 629: lt = LIST_bullet;
630: break;
1.1 kristaps 631: case (MDOC_Dash):
1.91 kristaps 632: lt = LIST_dash;
633: break;
1.1 kristaps 634: case (MDOC_Enum):
1.91 kristaps 635: lt = LIST_enum;
636: break;
1.1 kristaps 637: case (MDOC_Hyphen):
1.91 kristaps 638: lt = LIST_hyphen;
639: break;
1.1 kristaps 640: case (MDOC_Item):
1.91 kristaps 641: lt = LIST_item;
642: break;
1.1 kristaps 643: case (MDOC_Tag):
1.91 kristaps 644: lt = LIST_tag;
645: break;
1.1 kristaps 646: case (MDOC_Diag):
1.91 kristaps 647: lt = LIST_diag;
648: break;
1.1 kristaps 649: case (MDOC_Hang):
1.91 kristaps 650: lt = LIST_hang;
651: break;
1.1 kristaps 652: case (MDOC_Ohang):
1.91 kristaps 653: lt = LIST_ohang;
654: break;
1.1 kristaps 655: case (MDOC_Inset):
1.91 kristaps 656: lt = LIST_inset;
657: break;
1.1 kristaps 658: case (MDOC_Column):
1.91 kristaps 659: lt = LIST_column;
660: break;
661: /* Set list arguments. */
1.45 kristaps 662: case (MDOC_Compact):
1.147 kristaps 663: dup = n->norm->Bl.comp;
1.97 kristaps 664: comp = 1;
1.91 kristaps 665: break;
1.1 kristaps 666: case (MDOC_Width):
1.147 kristaps 667: dup = (NULL != n->norm->Bl.width);
1.99 kristaps 668: width = n->args->argv[i].value[0];
1.8 kristaps 669: break;
1.1 kristaps 670: case (MDOC_Offset):
1.98 kristaps 671: /* NB: this can be empty! */
672: if (n->args->argv[i].sz) {
673: offs = n->args->argv[i].value[0];
1.147 kristaps 674: dup = (NULL != n->norm->Bl.offs);
1.98 kristaps 675: break;
676: }
1.133 kristaps 677: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.1 kristaps 678: break;
1.113 kristaps 679: default:
680: continue;
1.1 kristaps 681: }
682:
1.91 kristaps 683: /* Check: duplicate auxiliary arguments. */
684:
1.133 kristaps 685: if (dup)
686: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.97 kristaps 687:
688: if (comp && ! dup)
1.147 kristaps 689: n->norm->Bl.comp = comp;
1.98 kristaps 690: if (offs && ! dup)
1.147 kristaps 691: n->norm->Bl.offs = offs;
1.99 kristaps 692: if (width && ! dup)
1.147 kristaps 693: n->norm->Bl.width = width;
1.91 kristaps 694:
695: /* Check: multiple list types. */
696:
1.147 kristaps 697: if (LIST__NONE != lt && n->norm->Bl.type != LIST__NONE)
1.133 kristaps 698: mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP);
1.91 kristaps 699:
700: /* Assign list type. */
701:
1.147 kristaps 702: if (LIST__NONE != lt && n->norm->Bl.type == LIST__NONE) {
703: n->norm->Bl.type = lt;
1.109 kristaps 704: /* Set column information, too. */
705: if (LIST_column == lt) {
1.147 kristaps 706: n->norm->Bl.ncols =
1.109 kristaps 707: n->args->argv[i].sz;
1.147 kristaps 708: n->norm->Bl.cols = (const char **)
1.109 kristaps 709: n->args->argv[i].value;
710: }
711: }
1.91 kristaps 712:
713: /* The list type should come first. */
714:
1.147 kristaps 715: if (n->norm->Bl.type == LIST__NONE)
716: if (n->norm->Bl.width ||
717: n->norm->Bl.offs ||
718: n->norm->Bl.comp)
1.133 kristaps 719: mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST);
1.91 kristaps 720:
721: continue;
722: }
723:
724: /* Allow lists to default to LIST_item. */
725:
1.147 kristaps 726: if (LIST__NONE == n->norm->Bl.type) {
1.133 kristaps 727: mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
1.147 kristaps 728: n->norm->Bl.type = LIST_item;
1.79 kristaps 729: }
1.1 kristaps 730:
1.8 kristaps 731: /*
732: * Validate the width field. Some list types don't need width
733: * types and should be warned about them. Others should have it
734: * and must also be warned.
735: */
736:
1.147 kristaps 737: switch (n->norm->Bl.type) {
1.91 kristaps 738: case (LIST_tag):
1.147 kristaps 739: if (n->norm->Bl.width)
1.91 kristaps 740: break;
1.133 kristaps 741: mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
742: break;
1.91 kristaps 743: case (LIST_column):
1.1 kristaps 744: /* FALLTHROUGH */
1.91 kristaps 745: case (LIST_diag):
1.1 kristaps 746: /* FALLTHROUGH */
1.91 kristaps 747: case (LIST_ohang):
1.53 kristaps 748: /* FALLTHROUGH */
1.91 kristaps 749: case (LIST_inset):
1.1 kristaps 750: /* FALLTHROUGH */
1.91 kristaps 751: case (LIST_item):
1.147 kristaps 752: if (n->norm->Bl.width)
1.137 kristaps 753: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.133 kristaps 754: break;
1.8 kristaps 755: default:
756: break;
757: }
758:
1.1 kristaps 759: return(1);
760: }
761:
762:
763: static int
764: pre_bd(PRE_ARGS)
765: {
1.104 kristaps 766: int i, dup, comp;
767: enum mdoc_disp dt;
768: const char *offs;
769: struct mdoc_node *np;
1.1 kristaps 770:
1.93 kristaps 771: if (MDOC_BLOCK != n->type) {
1.104 kristaps 772: if (ENDBODY_NOT != n->end) {
773: assert(n->pending);
774: np = n->pending->parent;
775: } else
776: np = n->parent;
777:
778: assert(np);
779: assert(MDOC_BLOCK == np->type);
780: assert(MDOC_Bd == np->tok);
1.1 kristaps 781: return(1);
1.79 kristaps 782: }
1.1 kristaps 783:
784: /* LINTED */
1.93 kristaps 785: for (i = 0; n->args && i < (int)n->args->argc; i++) {
786: dt = DISP__NONE;
1.94 kristaps 787: dup = comp = 0;
788: offs = NULL;
789:
1.1 kristaps 790: switch (n->args->argv[i].arg) {
1.49 kristaps 791: case (MDOC_Centred):
1.93 kristaps 792: dt = DISP_centred;
793: break;
1.1 kristaps 794: case (MDOC_Ragged):
1.93 kristaps 795: dt = DISP_ragged;
796: break;
1.1 kristaps 797: case (MDOC_Unfilled):
1.93 kristaps 798: dt = DISP_unfilled;
799: break;
1.1 kristaps 800: case (MDOC_Filled):
1.93 kristaps 801: dt = DISP_filled;
802: break;
1.1 kristaps 803: case (MDOC_Literal):
1.93 kristaps 804: dt = DISP_literal;
1.79 kristaps 805: break;
1.93 kristaps 806: case (MDOC_File):
807: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
808: return(0);
809: case (MDOC_Offset):
1.94 kristaps 810: /* NB: this can be empty! */
811: if (n->args->argv[i].sz) {
812: offs = n->args->argv[i].value[0];
1.147 kristaps 813: dup = (NULL != n->norm->Bd.offs);
1.94 kristaps 814: break;
815: }
1.133 kristaps 816: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.94 kristaps 817: break;
1.93 kristaps 818: case (MDOC_Compact):
1.94 kristaps 819: comp = 1;
1.147 kristaps 820: dup = n->norm->Bd.comp;
1.94 kristaps 821: break;
1.1 kristaps 822: default:
1.94 kristaps 823: abort();
824: /* NOTREACHED */
1.1 kristaps 825: }
826:
1.94 kristaps 827: /* Check whether we have duplicates. */
828:
1.133 kristaps 829: if (dup)
830: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.94 kristaps 831:
832: /* Make our auxiliary assignments. */
833:
834: if (offs && ! dup)
1.147 kristaps 835: n->norm->Bd.offs = offs;
1.94 kristaps 836: if (comp && ! dup)
1.147 kristaps 837: n->norm->Bd.comp = comp;
1.94 kristaps 838:
839: /* Check whether a type has already been assigned. */
840:
1.147 kristaps 841: if (DISP__NONE != dt && n->norm->Bd.type != DISP__NONE)
1.133 kristaps 842: mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP);
1.93 kristaps 843:
1.94 kristaps 844: /* Make our type assignment. */
845:
1.147 kristaps 846: if (DISP__NONE != dt && n->norm->Bd.type == DISP__NONE)
847: n->norm->Bd.type = dt;
1.93 kristaps 848: }
849:
1.147 kristaps 850: if (DISP__NONE == n->norm->Bd.type) {
1.133 kristaps 851: mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
1.147 kristaps 852: n->norm->Bd.type = DISP_ragged;
1.93 kristaps 853: }
854:
855: return(1);
1.1 kristaps 856: }
857:
858:
859: static int
860: pre_ss(PRE_ARGS)
861: {
862:
863: if (MDOC_BLOCK != n->type)
864: return(1);
865: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
866: }
867:
868:
869: static int
870: pre_sh(PRE_ARGS)
871: {
872:
873: if (MDOC_BLOCK != n->type)
874: return(1);
1.100 kristaps 875:
876: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 877: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 878: }
879:
880:
881: static int
882: pre_it(PRE_ARGS)
883: {
884:
885: if (MDOC_BLOCK != n->type)
886: return(1);
1.133 kristaps 887:
1.1 kristaps 888: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
889: }
890:
891:
892: static int
893: pre_an(PRE_ARGS)
894: {
1.121 kristaps 895: int i;
1.1 kristaps 896:
1.107 kristaps 897: if (NULL == n->args)
1.1 kristaps 898: return(1);
1.121 kristaps 899:
900: for (i = 1; i < (int)n->args->argc; i++)
1.133 kristaps 901: mdoc_pmsg(mdoc, n->args->argv[i].line,
902: n->args->argv[i].pos, MANDOCERR_IGNARGV);
1.120 kristaps 903:
1.107 kristaps 904: if (MDOC_Split == n->args->argv[0].arg)
1.147 kristaps 905: n->norm->An.auth = AUTH_split;
1.107 kristaps 906: else if (MDOC_Nosplit == n->args->argv[0].arg)
1.147 kristaps 907: n->norm->An.auth = AUTH_nosplit;
1.107 kristaps 908: else
909: abort();
910:
911: return(1);
1.1 kristaps 912: }
913:
914: static int
1.133 kristaps 915: pre_std(PRE_ARGS)
1.1 kristaps 916: {
917:
1.133 kristaps 918: if (n->args && 1 == n->args->argc)
919: if (MDOC_Std == n->args->argv[0].arg)
920: return(1);
921:
922: mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV);
923: return(1);
1.1 kristaps 924: }
925:
1.85 kristaps 926: static int
1.1 kristaps 927: pre_dt(PRE_ARGS)
928: {
1.54 kristaps 929:
1.1 kristaps 930: if (0 == mdoc->meta.date || mdoc->meta.os)
1.133 kristaps 931: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
932:
1.1 kristaps 933: if (mdoc->meta.title)
1.133 kristaps 934: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
935:
1.1 kristaps 936: return(1);
937: }
938:
939: static int
940: pre_os(PRE_ARGS)
941: {
942:
943: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.133 kristaps 944: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
945:
1.1 kristaps 946: if (mdoc->meta.os)
1.133 kristaps 947: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
948:
1.1 kristaps 949: return(1);
950: }
951:
952: static int
953: pre_dd(PRE_ARGS)
954: {
955:
956: if (mdoc->meta.title || mdoc->meta.os)
1.133 kristaps 957: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
958:
1.1 kristaps 959: if (mdoc->meta.date)
1.133 kristaps 960: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
961:
1.1 kristaps 962: return(1);
963: }
964:
965:
966: static int
967: post_bf(POST_ARGS)
968: {
1.105 kristaps 969: struct mdoc_node *np;
1.113 kristaps 970: enum mdocargt arg;
1.105 kristaps 971:
972: /*
973: * Unlike other data pointers, these are "housed" by the HEAD
974: * element, which contains the goods.
975: */
1.1 kristaps 976:
1.105 kristaps 977: if (MDOC_HEAD != mdoc->last->type) {
978: if (ENDBODY_NOT != mdoc->last->end) {
979: assert(mdoc->last->pending);
980: np = mdoc->last->pending->parent->head;
981: } else if (MDOC_BLOCK != mdoc->last->type) {
982: np = mdoc->last->parent->head;
983: } else
984: np = mdoc->last->head;
985:
986: assert(np);
987: assert(MDOC_HEAD == np->type);
988: assert(MDOC_Bf == np->tok);
1.1 kristaps 989: return(1);
1.105 kristaps 990: }
1.1 kristaps 991:
1.105 kristaps 992: np = mdoc->last;
1.106 kristaps 993: assert(MDOC_BLOCK == np->parent->type);
994: assert(MDOC_Bf == np->parent->tok);
1.1 kristaps 995:
1.105 kristaps 996: /*
997: * Cannot have both argument and parameter.
998: * If neither is specified, let it through with a warning.
999: */
1000:
1.106 kristaps 1001: if (np->parent->args && np->child) {
1.105 kristaps 1002: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 1003: return(0);
1.133 kristaps 1004: } else if (NULL == np->parent->args && NULL == np->child) {
1005: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
1006: return(1);
1007: }
1.105 kristaps 1008:
1009: /* Extract argument into data. */
1010:
1.106 kristaps 1011: if (np->parent->args) {
1012: arg = np->parent->args->argv[0].arg;
1.105 kristaps 1013: if (MDOC_Emphasis == arg)
1.147 kristaps 1014: np->norm->Bf.font = FONT_Em;
1.105 kristaps 1015: else if (MDOC_Literal == arg)
1.147 kristaps 1016: np->norm->Bf.font = FONT_Li;
1.105 kristaps 1017: else if (MDOC_Symbolic == arg)
1.147 kristaps 1018: np->norm->Bf.font = FONT_Sy;
1.105 kristaps 1019: else
1020: abort();
1.13 kristaps 1021: return(1);
1.79 kristaps 1022: }
1.1 kristaps 1023:
1.105 kristaps 1024: /* Extract parameter into data. */
1.1 kristaps 1025:
1.105 kristaps 1026: if (0 == strcmp(np->child->string, "Em"))
1.147 kristaps 1027: np->norm->Bf.font = FONT_Em;
1.105 kristaps 1028: else if (0 == strcmp(np->child->string, "Li"))
1.147 kristaps 1029: np->norm->Bf.font = FONT_Li;
1.105 kristaps 1030: else if (0 == strcmp(np->child->string, "Sy"))
1.147 kristaps 1031: np->norm->Bf.font = FONT_Sy;
1.133 kristaps 1032: else
1033: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
1.1 kristaps 1034:
1.105 kristaps 1035: return(1);
1.1 kristaps 1036: }
1037:
1038: static int
1.31 kristaps 1039: post_lb(POST_ARGS)
1040: {
1.127 kristaps 1041: const char *p;
1042: char *buf;
1043: size_t sz;
1044:
1045: assert(mdoc->last->child);
1046: assert(MDOC_TEXT == mdoc->last->child->type);
1047:
1048: p = mdoc_a2lib(mdoc->last->child->string);
1049:
1050: /* If lookup ok, replace with table value. */
1.31 kristaps 1051:
1.127 kristaps 1052: if (p) {
1053: free(mdoc->last->child->string);
1054: mdoc->last->child->string = mandoc_strdup(p);
1.31 kristaps 1055: return(1);
1.127 kristaps 1056: }
1057:
1058: /* If not, use "library ``xxxx''. */
1059:
1060: sz = strlen(mdoc->last->child->string) +
1061: 2 + strlen("\\(lqlibrary\\(rq");
1062: buf = mandoc_malloc(sz);
1063: snprintf(buf, sz, "library \\(lq%s\\(rq",
1064: mdoc->last->child->string);
1065: free(mdoc->last->child->string);
1066: mdoc->last->child->string = buf;
1067: return(1);
1.84 kristaps 1068: }
1069:
1070: static int
1071: post_eoln(POST_ARGS)
1072: {
1073:
1.133 kristaps 1074: if (mdoc->last->child)
1075: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
1076: return(1);
1.31 kristaps 1077: }
1078:
1079:
1080: static int
1.57 kristaps 1081: post_vt(POST_ARGS)
1082: {
1083: const struct mdoc_node *n;
1084:
1085: /*
1086: * The Vt macro comes in both ELEM and BLOCK form, both of which
1087: * have different syntaxes (yet more context-sensitive
1088: * behaviour). ELEM types must have a child; BLOCK types,
1089: * specifically the BODY, should only have TEXT children.
1090: */
1091:
1092: if (MDOC_ELEM == mdoc->last->type)
1093: return(eerr_ge1(mdoc));
1094: if (MDOC_BODY != mdoc->last->type)
1095: return(1);
1096:
1097: for (n = mdoc->last->child; n; n = n->next)
1098: if (MDOC_TEXT != n->type)
1.133 kristaps 1099: mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
1.57 kristaps 1100:
1101: return(1);
1102: }
1103:
1104:
1105: static int
1.1 kristaps 1106: post_nm(POST_ARGS)
1107: {
1.132 kristaps 1108: char buf[BUFSIZ];
1.129 kristaps 1109:
1110: /* If no child specified, make sure we have the meta name. */
1.1 kristaps 1111:
1.129 kristaps 1112: if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {
1113: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);
1.1 kristaps 1114: return(1);
1.129 kristaps 1115: } else if (mdoc->meta.name)
1.1 kristaps 1116: return(1);
1.129 kristaps 1117:
1118: /* If no meta name, set it from the child. */
1119:
1.132 kristaps 1120: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1121: return(0);
1.129 kristaps 1122:
1.132 kristaps 1123: mdoc->meta.name = mandoc_strdup(buf);
1.129 kristaps 1124:
1125: return(1);
1.1 kristaps 1126: }
1127:
1.123 kristaps 1128: static int
1.128 kristaps 1129: post_literal(POST_ARGS)
1130: {
1131:
1132: /*
1133: * The `Dl' (note "el" not "one") and `Bd' macros unset the
1134: * MDOC_LITERAL flag as they leave. Note that `Bd' only sets
1135: * this in literal mode, but it doesn't hurt to just switch it
1136: * off in general since displays can't be nested.
1137: */
1138:
1139: if (MDOC_BODY == mdoc->last->type)
1.134 kristaps 1140: mdoc->flags &= ~MDOC_LITERAL;
1.128 kristaps 1141:
1142: return(1);
1143: }
1144:
1145: static int
1.123 kristaps 1146: post_defaults(POST_ARGS)
1147: {
1148: struct mdoc_node *nn;
1149:
1150: /*
1151: * The `Ar' defaults to "file ..." if no value is provided as an
1.129 kristaps 1152: * argument; the `Mt' and `Pa' macros use "~"; the `Li' just
1153: * gets an empty string.
1.123 kristaps 1154: */
1155:
1156: if (mdoc->last->child)
1157: return(1);
1158:
1159: nn = mdoc->last;
1160: mdoc->next = MDOC_NEXT_CHILD;
1161:
1162: switch (nn->tok) {
1163: case (MDOC_Ar):
1164: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file"))
1165: return(0);
1166: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "..."))
1167: return(0);
1168: break;
1.126 kristaps 1169: case (MDOC_At):
1170: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T"))
1171: return(0);
1172: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX"))
1173: return(0);
1174: break;
1.123 kristaps 1175: case (MDOC_Li):
1176: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, ""))
1177: return(0);
1178: break;
1.129 kristaps 1179: case (MDOC_Pa):
1180: /* FALLTHROUGH */
1.123 kristaps 1181: case (MDOC_Mt):
1182: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~"))
1183: return(0);
1184: break;
1185: default:
1186: abort();
1187: /* NOTREACHED */
1188: }
1189:
1190: mdoc->last = nn;
1191: return(1);
1192: }
1.1 kristaps 1193:
1194: static int
1195: post_at(POST_ARGS)
1196: {
1.126 kristaps 1197: const char *p, *q;
1198: char *buf;
1199: size_t sz;
1.1 kristaps 1200:
1.126 kristaps 1201: /*
1202: * If we have a child, look it up in the standard keys. If a
1203: * key exist, use that instead of the child; if it doesn't,
1204: * prefix "AT&T UNIX " to the existing data.
1205: */
1206:
1.1 kristaps 1207: if (NULL == mdoc->last->child)
1208: return(1);
1.126 kristaps 1209:
1.79 kristaps 1210: assert(MDOC_TEXT == mdoc->last->child->type);
1.126 kristaps 1211: p = mdoc_a2att(mdoc->last->child->string);
1212:
1213: if (p) {
1214: free(mdoc->last->child->string);
1215: mdoc->last->child->string = mandoc_strdup(p);
1216: } else {
1217: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
1218: p = "AT&T UNIX ";
1219: q = mdoc->last->child->string;
1220: sz = strlen(p) + strlen(q) + 1;
1221: buf = mandoc_malloc(sz);
1222: strlcpy(buf, p, sz);
1223: strlcat(buf, q, sz);
1224: free(mdoc->last->child->string);
1225: mdoc->last->child->string = buf;
1226: }
1227:
1228: return(1);
1.1 kristaps 1229: }
1230:
1231: static int
1232: post_an(POST_ARGS)
1233: {
1.107 kristaps 1234: struct mdoc_node *np;
1.1 kristaps 1235:
1.107 kristaps 1236: np = mdoc->last;
1.147 kristaps 1237: if (AUTH__NONE != np->norm->An.auth && np->child)
1.120 kristaps 1238: return(eerr_eq0(mdoc));
1.133 kristaps 1239:
1.120 kristaps 1240: /*
1241: * FIXME: make this ewarn and make sure that the front-ends
1242: * don't print the arguments.
1243: */
1.147 kristaps 1244: if (AUTH__NONE != np->norm->An.auth || np->child)
1.1 kristaps 1245: return(1);
1.133 kristaps 1246:
1247: mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS);
1248: return(1);
1.1 kristaps 1249: }
1250:
1251:
1252: static int
1253: post_it(POST_ARGS)
1254: {
1.89 kristaps 1255: int i, cols, rc;
1256: enum mdoc_list lt;
1.1 kristaps 1257: struct mdoc_node *n, *c;
1.89 kristaps 1258: enum mandocerr er;
1.1 kristaps 1259:
1260: if (MDOC_BLOCK != mdoc->last->type)
1261: return(1);
1262:
1263: n = mdoc->last->parent->parent;
1.147 kristaps 1264: lt = n->norm->Bl.type;
1.89 kristaps 1265:
1266: if (LIST__NONE == lt) {
1.79 kristaps 1267: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1.133 kristaps 1268: return(1);
1.79 kristaps 1269: }
1.1 kristaps 1270:
1.89 kristaps 1271: switch (lt) {
1272: case (LIST_tag):
1273: if (mdoc->last->head->child)
1.1 kristaps 1274: break;
1.89 kristaps 1275: /* FIXME: give this a dummy value. */
1.133 kristaps 1276: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1277: break;
1.89 kristaps 1278: case (LIST_hang):
1.1 kristaps 1279: /* FALLTHROUGH */
1.89 kristaps 1280: case (LIST_ohang):
1.1 kristaps 1281: /* FALLTHROUGH */
1.89 kristaps 1282: case (LIST_inset):
1.1 kristaps 1283: /* FALLTHROUGH */
1.89 kristaps 1284: case (LIST_diag):
1.1 kristaps 1285: if (NULL == mdoc->last->head->child)
1.133 kristaps 1286: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1287: break;
1.89 kristaps 1288: case (LIST_bullet):
1.1 kristaps 1289: /* FALLTHROUGH */
1.89 kristaps 1290: case (LIST_dash):
1.1 kristaps 1291: /* FALLTHROUGH */
1.89 kristaps 1292: case (LIST_enum):
1.1 kristaps 1293: /* FALLTHROUGH */
1.89 kristaps 1294: case (LIST_hyphen):
1.108 schwarze 1295: if (NULL == mdoc->last->body->child)
1.133 kristaps 1296: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.1 kristaps 1297: /* FALLTHROUGH */
1.89 kristaps 1298: case (LIST_item):
1.1 kristaps 1299: if (mdoc->last->head->child)
1.133 kristaps 1300: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
1.1 kristaps 1301: break;
1.89 kristaps 1302: case (LIST_column):
1.147 kristaps 1303: cols = (int)n->norm->Bl.ncols;
1.89 kristaps 1304:
1.87 kristaps 1305: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1306:
1.87 kristaps 1307: if (NULL == mdoc->last->body->child)
1.133 kristaps 1308: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.87 kristaps 1309:
1.89 kristaps 1310: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1311: if (MDOC_BODY == c->type)
1312: i++;
1.38 kristaps 1313:
1.89 kristaps 1314: if (i < cols)
1315: er = MANDOCERR_ARGCOUNT;
1316: else if (i == cols || i == cols + 1)
1.38 kristaps 1317: break;
1.89 kristaps 1318: else
1319: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1320:
1.89 kristaps 1321: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1322: mdoc->last->line, mdoc->last->pos,
1323: "columns == %d (have %d)", cols, i);
1.89 kristaps 1324: return(rc);
1.1 kristaps 1325: default:
1326: break;
1327: }
1328:
1329: return(1);
1330: }
1331:
1.131 kristaps 1332: static int
1333: post_bl_block(POST_ARGS)
1334: {
1335: struct mdoc_node *n;
1336:
1337: /*
1338: * These are fairly complicated, so we've broken them into two
1339: * functions. post_bl_block_tag() is called when a -tag is
1340: * specified, but no -width (it must be guessed). The second
1341: * when a -width is specified (macro indicators must be
1342: * rewritten into real lengths).
1343: */
1344:
1345: n = mdoc->last;
1346:
1.147 kristaps 1347: if (LIST_tag == n->norm->Bl.type &&
1348: NULL == n->norm->Bl.width) {
1.131 kristaps 1349: if ( ! post_bl_block_tag(mdoc))
1350: return(0);
1.147 kristaps 1351: } else if (NULL != n->norm->Bl.width) {
1.131 kristaps 1352: if ( ! post_bl_block_width(mdoc))
1353: return(0);
1354: } else
1355: return(1);
1356:
1.147 kristaps 1357: assert(n->norm->Bl.width);
1.131 kristaps 1358: return(1);
1359: }
1360:
1361: static int
1362: post_bl_block_width(POST_ARGS)
1363: {
1364: size_t width;
1365: int i;
1366: enum mdoct tok;
1367: struct mdoc_node *n;
1368: char buf[NUMSIZ];
1369:
1370: n = mdoc->last;
1371:
1372: /*
1373: * Calculate the real width of a list from the -width string,
1374: * which may contain a macro (with a known default width), a
1375: * literal string, or a scaling width.
1376: *
1377: * If the value to -width is a macro, then we re-write it to be
1378: * the macro's width as set in share/tmac/mdoc/doc-common.
1379: */
1380:
1.147 kristaps 1381: if (0 == strcmp(n->norm->Bl.width, "Ds"))
1.131 kristaps 1382: width = 6;
1.147 kristaps 1383: else if (MDOC_MAX == (tok = mdoc_hash_find(n->norm->Bl.width)))
1.131 kristaps 1384: return(1);
1.133 kristaps 1385: else if (0 == (width = mdoc_macro2len(tok))) {
1386: mdoc_nmsg(mdoc, n, MANDOCERR_BADWIDTH);
1387: return(1);
1388: }
1.131 kristaps 1389:
1390: /* The value already exists: free and reallocate it. */
1391:
1392: assert(n->args);
1393:
1394: for (i = 0; i < (int)n->args->argc; i++)
1395: if (MDOC_Width == n->args->argv[i].arg)
1396: break;
1397:
1398: assert(i < (int)n->args->argc);
1399:
1400: snprintf(buf, NUMSIZ, "%zun", width);
1401: free(n->args->argv[i].value[0]);
1402: n->args->argv[i].value[0] = mandoc_strdup(buf);
1403:
1404: /* Set our width! */
1.147 kristaps 1405: n->norm->Bl.width = n->args->argv[i].value[0];
1.131 kristaps 1406: return(1);
1407: }
1408:
1409: static int
1410: post_bl_block_tag(POST_ARGS)
1411: {
1412: struct mdoc_node *n, *nn;
1413: size_t sz, ssz;
1414: int i;
1415: char buf[NUMSIZ];
1416:
1417: /*
1418: * Calculate the -width for a `Bl -tag' list if it hasn't been
1419: * provided. Uses the first head macro. NOTE AGAIN: this is
1420: * ONLY if the -width argument has NOT been provided. See
1421: * post_bl_block_width() for converting the -width string.
1422: */
1423:
1424: sz = 10;
1425: n = mdoc->last;
1426:
1427: for (nn = n->body->child; nn; nn = nn->next) {
1428: if (MDOC_It != nn->tok)
1429: continue;
1430:
1431: assert(MDOC_BLOCK == nn->type);
1432: nn = nn->head->child;
1433:
1.138 kristaps 1434: if (nn == NULL)
1.131 kristaps 1435: break;
1436:
1437: if (MDOC_TEXT == nn->type) {
1438: sz = strlen(nn->string) + 1;
1439: break;
1440: }
1441:
1442: if (0 != (ssz = mdoc_macro2len(nn->tok)))
1443: sz = ssz;
1444:
1445: break;
1446: }
1447:
1448: /* Defaults to ten ens. */
1449:
1450: snprintf(buf, NUMSIZ, "%zun", sz);
1451:
1452: /*
1453: * We have to dynamically add this to the macro's argument list.
1454: * We're guaranteed that a MDOC_Width doesn't already exist.
1455: */
1456:
1457: assert(n->args);
1458: i = (int)(n->args->argc)++;
1459:
1460: n->args->argv = mandoc_realloc(n->args->argv,
1461: n->args->argc * sizeof(struct mdoc_argv));
1462:
1463: n->args->argv[i].arg = MDOC_Width;
1464: n->args->argv[i].line = n->line;
1465: n->args->argv[i].pos = n->pos;
1466: n->args->argv[i].sz = 1;
1467: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
1468: n->args->argv[i].value[0] = mandoc_strdup(buf);
1469:
1470: /* Set our width! */
1.147 kristaps 1471: n->norm->Bl.width = n->args->argv[i].value[0];
1.131 kristaps 1472: return(1);
1473: }
1474:
1.1 kristaps 1475:
1476: static int
1.14 kristaps 1477: post_bl_head(POST_ARGS)
1478: {
1.130 kristaps 1479: struct mdoc_node *np, *nn, *nnp;
1480: int i, j;
1.14 kristaps 1481:
1.147 kristaps 1482: if (LIST_column != mdoc->last->norm->Bl.type)
1.130 kristaps 1483: /* FIXME: this should be ERROR class... */
1484: return(hwarn_eq0(mdoc));
1.14 kristaps 1485:
1.130 kristaps 1486: /*
1487: * Convert old-style lists, where the column width specifiers
1488: * trail as macro parameters, to the new-style ("normal-form")
1489: * lists where they're argument values following -column.
1490: */
1491:
1492: /* First, disallow both types and allow normal-form. */
1493:
1494: /*
1495: * TODO: technically, we can accept both and just merge the two
1496: * lists, but I'll leave that for another day.
1497: */
1498:
1.147 kristaps 1499: if (mdoc->last->norm->Bl.ncols && mdoc->last->nchild) {
1.130 kristaps 1500: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_COLUMNS);
1501: return(0);
1502: } else if (NULL == mdoc->last->child)
1.90 kristaps 1503: return(1);
1.130 kristaps 1504:
1505: np = mdoc->last->parent;
1506: assert(np->args);
1507:
1508: for (j = 0; j < (int)np->args->argc; j++)
1509: if (MDOC_Column == np->args->argv[j].arg)
1510: break;
1511:
1512: assert(j < (int)np->args->argc);
1513: assert(0 == np->args->argv[j].sz);
1514:
1515: /*
1516: * Accomodate for new-style groff column syntax. Shuffle the
1517: * child nodes, all of which must be TEXT, as arguments for the
1518: * column field. Then, delete the head children.
1519: */
1520:
1521: np->args->argv[j].sz = (size_t)mdoc->last->nchild;
1522: np->args->argv[j].value = mandoc_malloc
1523: ((size_t)mdoc->last->nchild * sizeof(char *));
1524:
1.147 kristaps 1525: mdoc->last->norm->Bl.ncols = np->args->argv[j].sz;
1526: mdoc->last->norm->Bl.cols = (const char **)np->args->argv[j].value;
1.130 kristaps 1527:
1528: for (i = 0, nn = mdoc->last->child; nn; i++) {
1529: np->args->argv[j].value[i] = nn->string;
1530: nn->string = NULL;
1531: nnp = nn;
1532: nn = nn->next;
1533: mdoc_node_delete(NULL, nnp);
1.65 kristaps 1534: }
1.14 kristaps 1535:
1.130 kristaps 1536: mdoc->last->nchild = 0;
1537: mdoc->last->child = NULL;
1538:
1539: return(1);
1.14 kristaps 1540: }
1541:
1542: static int
1.1 kristaps 1543: post_bl(POST_ARGS)
1544: {
1545: struct mdoc_node *n;
1546:
1.14 kristaps 1547: if (MDOC_HEAD == mdoc->last->type)
1548: return(post_bl_head(mdoc));
1.131 kristaps 1549: if (MDOC_BLOCK == mdoc->last->type)
1550: return(post_bl_block(mdoc));
1.1 kristaps 1551: if (MDOC_BODY != mdoc->last->type)
1552: return(1);
1553:
1554: for (n = mdoc->last->child; n; n = n->next) {
1.141 kristaps 1555: switch (n->tok) {
1.146 schwarze 1556: case (MDOC_Lp):
1.141 kristaps 1557: /* FALLTHROUGH */
1558: case (MDOC_Pp):
1559: mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
1.146 schwarze 1560: /* FALLTHROUGH */
1561: case (MDOC_It):
1562: /* FALLTHROUGH */
1563: case (MDOC_Sm):
1.55 kristaps 1564: continue;
1.141 kristaps 1565: default:
1566: break;
1567: }
1568:
1.79 kristaps 1569: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1570: return(0);
1.1 kristaps 1571: }
1572:
1573: return(1);
1574: }
1575:
1576: static int
1577: ebool(struct mdoc *mdoc)
1578: {
1579:
1.133 kristaps 1580: if (NULL == mdoc->last->child)
1581: return(1);
1582:
1583: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1584:
1.133 kristaps 1585: if (0 == strcmp(mdoc->last->child->string, "on"))
1.1 kristaps 1586: return(1);
1.133 kristaps 1587: if (0 == strcmp(mdoc->last->child->string, "off"))
1588: return(1);
1589:
1590: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADBOOL);
1591: return(1);
1.1 kristaps 1592: }
1593:
1594: static int
1595: post_root(POST_ARGS)
1596: {
1.133 kristaps 1597: int erc;
1598: struct mdoc_node *n;
1.1 kristaps 1599:
1.133 kristaps 1600: erc = 0;
1601:
1602: /* Check that we have a finished prologue. */
1603:
1604: if ( ! (MDOC_PBODY & mdoc->flags)) {
1605: erc++;
1.79 kristaps 1606: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1.133 kristaps 1607: }
1608:
1609: n = mdoc->first;
1610: assert(n);
1611:
1612: /* Check that we begin with a proper `Sh'. */
1613:
1614: if (NULL == n->child) {
1615: erc++;
1616: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
1617: } else if (MDOC_BLOCK != n->child->type ||
1618: MDOC_Sh != n->child->tok) {
1619: erc++;
1620: /* Can this be lifted? See rxdebug.1 for example. */
1621: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
1622: }
1.1 kristaps 1623:
1.133 kristaps 1624: return(erc ? 0 : 1);
1.1 kristaps 1625: }
1626:
1627: static int
1628: post_st(POST_ARGS)
1629: {
1.128 kristaps 1630: const char *p;
1631:
1632: assert(MDOC_TEXT == mdoc->last->child->type);
1633:
1634: p = mdoc_a2st(mdoc->last->child->string);
1635:
1636: if (p == NULL) {
1637: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD);
1638: mdoc_node_delete(mdoc, mdoc->last);
1639: } else {
1640: free(mdoc->last->child->string);
1641: mdoc->last->child->string = mandoc_strdup(p);
1642: }
1.1 kristaps 1643:
1.128 kristaps 1644: return(1);
1.1 kristaps 1645: }
1646:
1647: static int
1.43 kristaps 1648: post_rs(POST_ARGS)
1649: {
1.122 kristaps 1650: struct mdoc_node *nn, *next, *prev;
1651: int i, j;
1.43 kristaps 1652:
1.149 ! kristaps 1653: if (MDOC_BODY != mdoc->last->type)
1.43 kristaps 1654: return(1);
1655:
1.122 kristaps 1656: /*
1657: * Make sure only certain types of nodes are allowed within the
1658: * the `Rs' body. Delete offending nodes and raise a warning.
1659: * Do this before re-ordering for the sake of clarity.
1660: */
1661:
1662: next = NULL;
1663: for (nn = mdoc->last->child; nn; nn = next) {
1664: for (i = 0; i < RSORD_MAX; i++)
1665: if (nn->tok == rsord[i])
1666: break;
1667:
1668: if (i < RSORD_MAX) {
1.149 ! kristaps 1669: if (MDOC__J == rsord[i])
! 1670: mdoc->last->norm->Rs.child_J = nn;
1.122 kristaps 1671: next = nn->next;
1672: continue;
1673: }
1674:
1675: next = nn->next;
1676: mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD);
1677: mdoc_node_delete(mdoc, nn);
1678: }
1679:
1680: /*
1681: * The full `Rs' block needs special handling to order the
1682: * sub-elements according to `rsord'. Pick through each element
1683: * and correctly order it. This is a insertion sort.
1684: */
1685:
1686: next = NULL;
1687: for (nn = mdoc->last->child->next; nn; nn = next) {
1688: /* Determine order of `nn'. */
1689: for (i = 0; i < RSORD_MAX; i++)
1690: if (rsord[i] == nn->tok)
1691: break;
1692:
1693: /*
1694: * Remove `nn' from the chain. This somewhat
1695: * repeats mdoc_node_unlink(), but since we're
1696: * just re-ordering, there's no need for the
1697: * full unlink process.
1698: */
1699:
1700: if (NULL != (next = nn->next))
1701: next->prev = nn->prev;
1702:
1703: if (NULL != (prev = nn->prev))
1704: prev->next = nn->next;
1705:
1706: nn->prev = nn->next = NULL;
1707:
1708: /*
1709: * Scan back until we reach a node that's
1710: * ordered before `nn'.
1711: */
1712:
1713: for ( ; prev ; prev = prev->prev) {
1714: /* Determine order of `prev'. */
1715: for (j = 0; j < RSORD_MAX; j++)
1716: if (rsord[j] == prev->tok)
1717: break;
1718:
1719: if (j <= i)
1720: break;
1721: }
1722:
1723: /*
1724: * Set `nn' back into its correct place in front
1725: * of the `prev' node.
1726: */
1727:
1728: nn->prev = prev;
1729:
1730: if (prev) {
1731: if (prev->next)
1732: prev->next->prev = nn;
1733: nn->next = prev->next;
1734: prev->next = nn;
1735: } else {
1736: mdoc->last->child->prev = nn;
1737: nn->next = mdoc->last->child;
1738: mdoc->last->child = nn;
1.43 kristaps 1739: }
1.122 kristaps 1740: }
1.43 kristaps 1741:
1742: return(1);
1743: }
1744:
1745: static int
1.1 kristaps 1746: post_sh(POST_ARGS)
1747: {
1748:
1749: if (MDOC_HEAD == mdoc->last->type)
1750: return(post_sh_head(mdoc));
1751: if (MDOC_BODY == mdoc->last->type)
1752: return(post_sh_body(mdoc));
1753:
1754: return(1);
1755: }
1756:
1757: static int
1758: post_sh_body(POST_ARGS)
1759: {
1760: struct mdoc_node *n;
1761:
1.29 kristaps 1762: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1763: return(1);
1764:
1765: /*
1766: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1767: * macros (can have multiple `Nm' and one `Nd'). Note that the
1768: * children of the BODY declaration can also be "text".
1769: */
1770:
1.133 kristaps 1771: if (NULL == (n = mdoc->last->child)) {
1772: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1773: return(1);
1774: }
1.1 kristaps 1775:
1776: for ( ; n && n->next; n = n->next) {
1777: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1778: continue;
1.28 kristaps 1779: if (MDOC_TEXT == n->type)
1780: continue;
1.133 kristaps 1781: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1.1 kristaps 1782: }
1783:
1.41 kristaps 1784: assert(n);
1.27 kristaps 1785: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1786: return(1);
1.133 kristaps 1787:
1788: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1789: return(1);
1.1 kristaps 1790: }
1791:
1792: static int
1793: post_sh_head(POST_ARGS)
1794: {
1.132 kristaps 1795: char buf[BUFSIZ];
1796: enum mdoc_sec sec;
1.1 kristaps 1797:
1798: /*
1799: * Process a new section. Sections are either "named" or
1.125 kristaps 1800: * "custom". Custom sections are user-defined, while named ones
1801: * follow a conventional order and may only appear in certain
1802: * manual sections.
1.1 kristaps 1803: */
1804:
1.132 kristaps 1805: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1806: return(0);
1.1 kristaps 1807:
1.72 kristaps 1808: sec = mdoc_str2sec(buf);
1.1 kristaps 1809:
1.125 kristaps 1810: /* The NAME should be first. */
1.1 kristaps 1811:
1.72 kristaps 1812: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.125 kristaps 1813: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST);
1814:
1815: /* The SYNOPSIS gets special attention in other areas. */
1816:
1817: if (SEC_SYNOPSIS == sec)
1818: mdoc->flags |= MDOC_SYNOPSIS;
1819: else
1820: mdoc->flags &= ~MDOC_SYNOPSIS;
1821:
1822: /* Mark our last section. */
1823:
1824: mdoc->lastsec = sec;
1825:
1826: /* We don't care about custom sections after this. */
1.72 kristaps 1827:
1.1 kristaps 1828: if (SEC_CUSTOM == sec)
1829: return(1);
1.72 kristaps 1830:
1.125 kristaps 1831: /*
1832: * Check whether our non-custom section is being repeated or is
1833: * out of order.
1834: */
1835:
1.1 kristaps 1836: if (sec == mdoc->lastnamed)
1.125 kristaps 1837: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP);
1.72 kristaps 1838:
1.1 kristaps 1839: if (sec < mdoc->lastnamed)
1.125 kristaps 1840: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO);
1841:
1842: /* Mark the last named section. */
1843:
1844: mdoc->lastnamed = sec;
1845:
1846: /* Check particular section/manual conventions. */
1.1 kristaps 1847:
1.125 kristaps 1848: assert(mdoc->meta.msec);
1.1 kristaps 1849:
1850: switch (sec) {
1.125 kristaps 1851: case (SEC_RETURN_VALUES):
1852: /* FALLTHROUGH */
1853: case (SEC_ERRORS):
1854: /* FALLTHROUGH */
1.1 kristaps 1855: case (SEC_LIBRARY):
1.78 kristaps 1856: if (*mdoc->meta.msec == '2')
1857: break;
1858: if (*mdoc->meta.msec == '3')
1859: break;
1860: if (*mdoc->meta.msec == '9')
1.1 kristaps 1861: break;
1.125 kristaps 1862: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);
1863: break;
1.1 kristaps 1864: default:
1865: break;
1866: }
1.140 kristaps 1867:
1868: return(1);
1869: }
1870:
1871: static int
1872: post_ignpar(POST_ARGS)
1873: {
1874: struct mdoc_node *np;
1875:
1876: if (MDOC_BODY != mdoc->last->type)
1877: return(1);
1878:
1.143 kristaps 1879: if (NULL != (np = mdoc->last->child))
1.140 kristaps 1880: if (MDOC_Pp == np->tok || MDOC_Lp == np->tok) {
1881: mdoc_nmsg(mdoc, np, MANDOCERR_IGNPAR);
1882: mdoc_node_delete(mdoc, np);
1883: }
1884:
1885: if (NULL != (np = mdoc->last->last))
1886: if (MDOC_Pp == np->tok || MDOC_Lp == np->tok) {
1887: mdoc_nmsg(mdoc, np, MANDOCERR_IGNPAR);
1888: mdoc_node_delete(mdoc, np);
1889: }
1.1 kristaps 1890:
1.117 kristaps 1891: return(1);
1892: }
1893:
1894: static int
1.124 kristaps 1895: pre_par(PRE_ARGS)
1.117 kristaps 1896: {
1897:
1.118 kristaps 1898: if (NULL == mdoc->last)
1899: return(1);
1.141 kristaps 1900: if (MDOC_ELEM != n->type && MDOC_BLOCK != n->type)
1901: return(1);
1.118 kristaps 1902:
1.124 kristaps 1903: /*
1904: * Don't allow prior `Lp' or `Pp' prior to a paragraph-type
1905: * block: `Lp', `Pp', or non-compact `Bd' or `Bl'.
1906: */
1.118 kristaps 1907:
1908: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1.117 kristaps 1909: return(1);
1.147 kristaps 1910: if (MDOC_Bl == n->tok && n->norm->Bl.comp)
1.117 kristaps 1911: return(1);
1.147 kristaps 1912: if (MDOC_Bd == n->tok && n->norm->Bd.comp)
1.141 kristaps 1913: return(1);
1.147 kristaps 1914: if (MDOC_It == n->tok && n->parent->norm->Bl.comp)
1.117 kristaps 1915: return(1);
1916:
1917: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1918: mdoc_node_delete(mdoc, mdoc->last);
1.128 kristaps 1919: return(1);
1920: }
1921:
1922: static int
1923: pre_literal(PRE_ARGS)
1924: {
1925:
1926: if (MDOC_BODY != n->type)
1927: return(1);
1928:
1929: /*
1930: * The `Dl' (note "el" not "one") and `Bd -literal' and `Bd
1931: * -unfilled' macros set MDOC_LITERAL on entrance to the body.
1932: */
1933:
1934: switch (n->tok) {
1935: case (MDOC_Dl):
1936: mdoc->flags |= MDOC_LITERAL;
1937: break;
1938: case (MDOC_Bd):
1.147 kristaps 1939: if (DISP_literal == n->norm->Bd.type)
1.128 kristaps 1940: mdoc->flags |= MDOC_LITERAL;
1.147 kristaps 1941: if (DISP_unfilled == n->norm->Bd.type)
1.128 kristaps 1942: mdoc->flags |= MDOC_LITERAL;
1943: break;
1944: default:
1945: abort();
1946: /* NOTREACHED */
1947: }
1948:
1.1 kristaps 1949: return(1);
1950: }
1.132 kristaps 1951:
1952: static int
1953: post_dd(POST_ARGS)
1954: {
1.135 kristaps 1955: char buf[DATESIZE];
1.132 kristaps 1956: struct mdoc_node *n;
1957:
1958: n = mdoc->last;
1959:
1960: if (NULL == n->child) {
1961: mdoc->meta.date = time(NULL);
1.133 kristaps 1962: return(1);
1.132 kristaps 1963: }
1964:
1.135 kristaps 1965: if ( ! concat(mdoc, buf, n->child, DATESIZE))
1.132 kristaps 1966: return(0);
1967:
1968: mdoc->meta.date = mandoc_a2time
1969: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
1970:
1971: if (0 == mdoc->meta.date) {
1.133 kristaps 1972: mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE);
1.132 kristaps 1973: mdoc->meta.date = time(NULL);
1974: }
1975:
1976: return(1);
1977: }
1978:
1979: static int
1980: post_dt(POST_ARGS)
1981: {
1982: struct mdoc_node *nn, *n;
1983: const char *cp;
1984: char *p;
1985:
1986: n = mdoc->last;
1987:
1988: if (mdoc->meta.title)
1989: free(mdoc->meta.title);
1990: if (mdoc->meta.vol)
1991: free(mdoc->meta.vol);
1992: if (mdoc->meta.arch)
1993: free(mdoc->meta.arch);
1994:
1995: mdoc->meta.title = mdoc->meta.vol = mdoc->meta.arch = NULL;
1996:
1997: /* First make all characters uppercase. */
1998:
1999: if (NULL != (nn = n->child))
2000: for (p = nn->string; *p; p++) {
2001: if (toupper((u_char)*p) == *p)
2002: continue;
1.133 kristaps 2003:
2004: /*
2005: * FIXME: don't be lazy: have this make all
2006: * characters be uppercase and just warn once.
2007: */
2008: mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE);
1.132 kristaps 2009: break;
2010: }
2011:
2012: /* Handles: `.Dt'
2013: * --> title = unknown, volume = local, msec = 0, arch = NULL
2014: */
2015:
2016: if (NULL == (nn = n->child)) {
2017: /* XXX: make these macro values. */
2018: /* FIXME: warn about missing values. */
2019: mdoc->meta.title = mandoc_strdup("UNKNOWN");
2020: mdoc->meta.vol = mandoc_strdup("LOCAL");
2021: mdoc->meta.msec = mandoc_strdup("1");
2022: return(1);
2023: }
2024:
2025: /* Handles: `.Dt TITLE'
2026: * --> title = TITLE, volume = local, msec = 0, arch = NULL
2027: */
2028:
2029: mdoc->meta.title = mandoc_strdup
2030: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
2031:
2032: if (NULL == (nn = nn->next)) {
2033: /* FIXME: warn about missing msec. */
2034: /* XXX: make this a macro value. */
2035: mdoc->meta.vol = mandoc_strdup("LOCAL");
2036: mdoc->meta.msec = mandoc_strdup("1");
2037: return(1);
2038: }
2039:
2040: /* Handles: `.Dt TITLE SEC'
2041: * --> title = TITLE, volume = SEC is msec ?
2042: * format(msec) : SEC,
2043: * msec = SEC is msec ? atoi(msec) : 0,
2044: * arch = NULL
2045: */
2046:
2047: cp = mdoc_a2msec(nn->string);
2048: if (cp) {
2049: mdoc->meta.vol = mandoc_strdup(cp);
2050: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 kristaps 2051: } else {
2052: mdoc_nmsg(mdoc, n, MANDOCERR_BADMSEC);
1.132 kristaps 2053: mdoc->meta.vol = mandoc_strdup(nn->string);
2054: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 kristaps 2055: }
1.132 kristaps 2056:
2057: if (NULL == (nn = nn->next))
2058: return(1);
2059:
2060: /* Handles: `.Dt TITLE SEC VOL'
2061: * --> title = TITLE, volume = VOL is vol ?
2062: * format(VOL) :
2063: * VOL is arch ? format(arch) :
2064: * VOL
2065: */
2066:
2067: cp = mdoc_a2vol(nn->string);
2068: if (cp) {
2069: free(mdoc->meta.vol);
2070: mdoc->meta.vol = mandoc_strdup(cp);
2071: } else {
2072: /* FIXME: warn about bad arch. */
2073: cp = mdoc_a2arch(nn->string);
2074: if (NULL == cp) {
2075: free(mdoc->meta.vol);
2076: mdoc->meta.vol = mandoc_strdup(nn->string);
2077: } else
2078: mdoc->meta.arch = mandoc_strdup(cp);
2079: }
2080:
2081: /* Ignore any subsequent parameters... */
2082: /* FIXME: warn about subsequent parameters. */
2083:
2084: return(1);
2085: }
2086:
2087: static int
2088: post_prol(POST_ARGS)
2089: {
2090: /*
2091: * Remove prologue macros from the document after they're
2092: * processed. The final document uses mdoc_meta for these
2093: * values and discards the originals.
2094: */
2095:
2096: mdoc_node_delete(mdoc, mdoc->last);
2097: if (mdoc->meta.title && mdoc->meta.date && mdoc->meta.os)
2098: mdoc->flags |= MDOC_PBODY;
2099:
2100: return(1);
2101: }
2102:
2103: static int
2104: post_os(POST_ARGS)
2105: {
2106: struct mdoc_node *n;
2107: char buf[BUFSIZ];
2108: #ifndef OSNAME
2109: struct utsname utsname;
2110: #endif
2111:
2112: n = mdoc->last;
2113:
2114: /*
2115: * Set the operating system by way of the `Os' macro. Note that
2116: * if an argument isn't provided and -DOSNAME="\"foo\"" is
2117: * provided during compilation, this value will be used instead
2118: * of filling in "sysname release" from uname().
2119: */
2120:
2121: if (mdoc->meta.os)
2122: free(mdoc->meta.os);
2123:
2124: if ( ! concat(mdoc, buf, n->child, BUFSIZ))
2125: return(0);
2126:
2127: /* XXX: yes, these can all be dynamically-adjusted buffers, but
2128: * it's really not worth the extra hackery.
2129: */
2130:
2131: if ('\0' == buf[0]) {
2132: #ifdef OSNAME
2133: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
2134: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2135: return(0);
2136: }
2137: #else /*!OSNAME */
1.136 kristaps 2138: if (uname(&utsname)) {
2139: mdoc_nmsg(mdoc, n, MANDOCERR_UNAME);
2140: mdoc->meta.os = mandoc_strdup("UNKNOWN");
2141: return(post_prol(mdoc));
2142: }
1.132 kristaps 2143:
2144: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
2145: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2146: return(0);
2147: }
1.136 kristaps 2148: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.132 kristaps 2149: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2150: return(0);
2151: }
2152: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
2153: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2154: return(0);
2155: }
2156: #endif /*!OSNAME*/
2157: }
2158:
2159: mdoc->meta.os = mandoc_strdup(buf);
2160: return(1);
2161: }
2162:
2163: static int
2164: post_std(POST_ARGS)
2165: {
2166: struct mdoc_node *nn, *n;
2167:
2168: n = mdoc->last;
2169:
2170: /*
2171: * Macros accepting `-std' as an argument have the name of the
2172: * current document (`Nm') filled in as the argument if it's not
2173: * provided.
2174: */
2175:
2176: if (n->child)
2177: return(1);
1.133 kristaps 2178:
1.132 kristaps 2179: if (NULL == mdoc->meta.name)
2180: return(1);
2181:
2182: nn = n;
2183: mdoc->next = MDOC_NEXT_CHILD;
2184:
2185: if ( ! mdoc_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name))
2186: return(0);
1.133 kristaps 2187:
1.132 kristaps 2188: mdoc->last = nn;
2189: return(1);
2190: }
2191:
2192: static int
2193: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
2194: {
2195:
2196: p[0] = '\0';
2197:
2198: /*
2199: * Concatenate sibling nodes together. All siblings must be of
2200: * type MDOC_TEXT or an assertion is raised. Concatenation is
1.133 kristaps 2201: * separated by a single whitespace. Returns 0 on fatal (string
2202: * overrun) error.
1.132 kristaps 2203: */
2204:
2205: for ( ; n; n = n->next) {
2206: assert(MDOC_TEXT == n->type);
2207:
2208: if (strlcat(p, n->string, sz) >= sz) {
2209: mdoc_nmsg(m, n, MANDOCERR_MEM);
2210: return(0);
2211: }
2212:
2213: if (NULL == n->next)
2214: continue;
2215:
2216: if (strlcat(p, " ", sz) >= sz) {
2217: mdoc_nmsg(m, n, MANDOCERR_MEM);
2218: return(0);
2219: }
2220: }
2221:
2222: return(1);
2223: }
2224:
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