Annotation of mandoc/mdoc_validate.c, Revision 1.139
1.139 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.138 2010/12/05 15:59:27 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:
1.132 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);
110: static int post_prol(POST_ARGS);
1.32 kristaps 111: static int post_root(POST_ARGS);
1.43 kristaps 112: static int post_rs(POST_ARGS);
1.32 kristaps 113: static int post_sh(POST_ARGS);
114: static int post_sh_body(POST_ARGS);
115: static int post_sh_head(POST_ARGS);
116: static int post_st(POST_ARGS);
1.132 kristaps 117: static int post_std(POST_ARGS);
1.57 kristaps 118: static int post_vt(POST_ARGS);
1.32 kristaps 119: static int pre_an(PRE_ARGS);
120: static int pre_bd(PRE_ARGS);
121: static int pre_bl(PRE_ARGS);
122: static int pre_dd(PRE_ARGS);
123: static int pre_display(PRE_ARGS);
124: static int pre_dt(PRE_ARGS);
125: static int pre_it(PRE_ARGS);
1.128 kristaps 126: static int pre_literal(PRE_ARGS);
1.32 kristaps 127: static int pre_os(PRE_ARGS);
1.124 kristaps 128: static int pre_par(PRE_ARGS);
1.32 kristaps 129: static int pre_sh(PRE_ARGS);
130: static int pre_ss(PRE_ARGS);
1.133 kristaps 131: static int pre_std(PRE_ARGS);
1.32 kristaps 132:
133: static v_post posts_an[] = { post_an, NULL };
1.126 kristaps 134: static v_post posts_at[] = { post_at, post_defaults, NULL };
1.128 kristaps 135: static v_post posts_bd[] = { post_literal, hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 136: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
1.128 kristaps 137: static v_post posts_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 138: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
139: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 140: static v_post posts_eoln[] = { post_eoln, NULL };
1.123 kristaps 141: static v_post posts_defaults[] = { post_defaults, NULL };
1.132 kristaps 142: static v_post posts_dd[] = { ewarn_ge1, post_dd, post_prol, NULL };
1.128 kristaps 143: static v_post posts_dl[] = { post_literal, bwarn_ge1, herr_eq0, NULL };
1.132 kristaps 144: static v_post posts_dt[] = { post_dt, post_prol, NULL };
1.32 kristaps 145: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
146: static v_post posts_it[] = { post_it, NULL };
147: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
148: static v_post posts_nd[] = { berr_ge1, NULL };
149: static v_post posts_nm[] = { post_nm, NULL };
1.116 kristaps 150: static v_post posts_notext[] = { ewarn_eq0, NULL };
1.132 kristaps 151: static v_post posts_os[] = { post_os, post_prol, NULL };
1.44 kristaps 152: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.32 kristaps 153: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 154: static v_post posts_sp[] = { eerr_le1, NULL };
1.32 kristaps 155: static v_post posts_ss[] = { herr_ge1, NULL };
156: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
1.132 kristaps 157: static v_post posts_std[] = { post_std, NULL };
1.32 kristaps 158: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 159: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 160: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 161: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
162: static v_post posts_wtext[] = { ewarn_ge1, NULL };
163: static v_pre pres_an[] = { pre_an, NULL };
1.128 kristaps 164: static v_pre pres_bd[] = { pre_display, pre_bd, pre_literal, pre_par, NULL };
1.124 kristaps 165: static v_pre pres_bl[] = { pre_bl, pre_par, NULL };
1.32 kristaps 166: static v_pre pres_d1[] = { pre_display, NULL };
1.128 kristaps 167: static v_pre pres_dl[] = { pre_literal, pre_display, NULL };
1.32 kristaps 168: static v_pre pres_dd[] = { pre_dd, NULL };
169: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 170: static v_pre pres_er[] = { NULL, NULL };
1.77 kristaps 171: static v_pre pres_fd[] = { NULL, NULL };
1.32 kristaps 172: static v_pre pres_it[] = { pre_it, NULL };
173: static v_pre pres_os[] = { pre_os, NULL };
1.124 kristaps 174: static v_pre pres_pp[] = { pre_par, NULL };
1.32 kristaps 175: static v_pre pres_sh[] = { pre_sh, NULL };
176: static v_pre pres_ss[] = { pre_ss, NULL };
1.133 kristaps 177: static v_pre pres_std[] = { pre_std, NULL };
1.1 kristaps 178:
179: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 180: { NULL, NULL }, /* Ap */
1.132 kristaps 181: { pres_dd, posts_dd }, /* Dd */
1.85 kristaps 182: { pres_dt, posts_dt }, /* Dt */
1.132 kristaps 183: { pres_os, posts_os }, /* Os */
1.1 kristaps 184: { pres_sh, posts_sh }, /* Sh */
185: { pres_ss, posts_ss }, /* Ss */
1.117 kristaps 186: { pres_pp, posts_notext }, /* Pp */
1.1 kristaps 187: { pres_d1, posts_wline }, /* D1 */
1.128 kristaps 188: { pres_dl, posts_dl }, /* Dl */
189: { pres_bd, posts_bd }, /* Bd */
1.1 kristaps 190: { NULL, NULL }, /* Ed */
191: { pres_bl, posts_bl }, /* Bl */
192: { NULL, NULL }, /* El */
193: { pres_it, posts_it }, /* It */
194: { NULL, posts_text }, /* Ad */
195: { pres_an, posts_an }, /* An */
1.123 kristaps 196: { NULL, posts_defaults }, /* Ar */
1.69 kristaps 197: { NULL, posts_text }, /* Cd */
1.1 kristaps 198: { NULL, NULL }, /* Cm */
199: { NULL, NULL }, /* Dv */
200: { pres_er, posts_text }, /* Er */
201: { NULL, NULL }, /* Ev */
1.133 kristaps 202: { pres_std, posts_std }, /* Ex */
1.1 kristaps 203: { NULL, NULL }, /* Fa */
204: { pres_fd, posts_wtext }, /* Fd */
205: { NULL, NULL }, /* Fl */
206: { NULL, posts_text }, /* Fn */
207: { NULL, posts_wtext }, /* Ft */
208: { NULL, posts_text }, /* Ic */
1.51 kristaps 209: { NULL, posts_text1 }, /* In */
1.123 kristaps 210: { NULL, posts_defaults }, /* Li */
1.27 kristaps 211: { NULL, posts_nd }, /* Nd */
1.1 kristaps 212: { NULL, posts_nm }, /* Nm */
1.139 ! kristaps 213: { NULL, NULL }, /* Op */
1.1 kristaps 214: { NULL, NULL }, /* Ot */
1.129 kristaps 215: { NULL, posts_defaults }, /* Pa */
1.133 kristaps 216: { pres_std, posts_std }, /* Rv */
1.1 kristaps 217: { NULL, posts_st }, /* St */
218: { NULL, NULL }, /* Va */
1.57 kristaps 219: { NULL, posts_vt }, /* Vt */
1.84 kristaps 220: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 221: { NULL, posts_text }, /* %A */
1.47 kristaps 222: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 223: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 224: { NULL, posts_text }, /* %I */
225: { NULL, posts_text }, /* %J */
226: { NULL, posts_text }, /* %N */
227: { NULL, posts_text }, /* %O */
228: { NULL, posts_text }, /* %P */
229: { NULL, posts_text }, /* %R */
1.47 kristaps 230: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 231: { NULL, posts_text }, /* %V */
232: { NULL, NULL }, /* Ac */
233: { NULL, NULL }, /* Ao */
1.139 ! kristaps 234: { NULL, NULL }, /* Aq */
1.1 kristaps 235: { NULL, posts_at }, /* At */
236: { NULL, NULL }, /* Bc */
237: { NULL, posts_bf }, /* Bf */
238: { NULL, NULL }, /* Bo */
1.139 ! kristaps 239: { NULL, NULL }, /* Bq */
1.1 kristaps 240: { NULL, NULL }, /* Bsx */
241: { NULL, NULL }, /* Bx */
242: { NULL, posts_bool }, /* Db */
243: { NULL, NULL }, /* Dc */
244: { NULL, NULL }, /* Do */
1.139 ! kristaps 245: { NULL, NULL }, /* Dq */
1.1 kristaps 246: { NULL, NULL }, /* Ec */
247: { NULL, NULL }, /* Ef */
248: { NULL, NULL }, /* Em */
249: { NULL, NULL }, /* Eo */
250: { NULL, NULL }, /* Fx */
251: { NULL, posts_text }, /* Ms */
252: { NULL, posts_notext }, /* No */
253: { NULL, posts_notext }, /* Ns */
254: { NULL, NULL }, /* Nx */
255: { NULL, NULL }, /* Ox */
256: { NULL, NULL }, /* Pc */
1.51 kristaps 257: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 258: { NULL, NULL }, /* Po */
1.139 ! kristaps 259: { NULL, NULL }, /* Pq */
1.1 kristaps 260: { NULL, NULL }, /* Qc */
1.139 ! kristaps 261: { NULL, NULL }, /* Ql */
1.1 kristaps 262: { NULL, NULL }, /* Qo */
1.139 ! kristaps 263: { NULL, NULL }, /* Qq */
1.1 kristaps 264: { NULL, NULL }, /* Re */
1.43 kristaps 265: { NULL, posts_rs }, /* Rs */
1.1 kristaps 266: { NULL, NULL }, /* Sc */
267: { NULL, NULL }, /* So */
1.139 ! kristaps 268: { NULL, NULL }, /* Sq */
1.1 kristaps 269: { NULL, posts_bool }, /* Sm */
270: { NULL, posts_text }, /* Sx */
271: { NULL, posts_text }, /* Sy */
272: { NULL, posts_text }, /* Tn */
273: { NULL, NULL }, /* Ux */
274: { NULL, NULL }, /* Xc */
275: { NULL, NULL }, /* Xo */
276: { NULL, posts_fo }, /* Fo */
277: { NULL, NULL }, /* Fc */
278: { NULL, NULL }, /* Oo */
279: { NULL, NULL }, /* Oc */
1.128 kristaps 280: { NULL, posts_bk }, /* Bk */
1.1 kristaps 281: { NULL, NULL }, /* Ek */
1.84 kristaps 282: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 283: { NULL, NULL }, /* Hf */
284: { NULL, NULL }, /* Fr */
1.84 kristaps 285: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 286: { NULL, posts_lb }, /* Lb */
1.34 kristaps 287: { NULL, posts_notext }, /* Lp */
1.51 kristaps 288: { NULL, posts_text }, /* Lk */
1.123 kristaps 289: { NULL, posts_defaults }, /* Mt */
1.139 ! kristaps 290: { NULL, NULL }, /* Brq */
1.1 kristaps 291: { NULL, NULL }, /* Bro */
292: { NULL, NULL }, /* Brc */
293: { NULL, posts_text }, /* %C */
294: { NULL, NULL }, /* Es */
295: { NULL, NULL }, /* En */
296: { NULL, NULL }, /* Dx */
297: { NULL, posts_text }, /* %Q */
1.33 kristaps 298: { NULL, posts_notext }, /* br */
1.119 schwarze 299: { pres_pp, posts_sp }, /* sp */
1.51 kristaps 300: { NULL, posts_text1 }, /* %U */
1.88 kristaps 301: { NULL, NULL }, /* Ta */
1.1 kristaps 302: };
303:
1.122 kristaps 304: #define RSORD_MAX 14 /* Number of `Rs' blocks. */
305:
306: static const enum mdoct rsord[RSORD_MAX] = {
307: MDOC__A,
308: MDOC__T,
309: MDOC__B,
310: MDOC__I,
311: MDOC__J,
312: MDOC__R,
313: MDOC__N,
314: MDOC__V,
315: MDOC__P,
316: MDOC__Q,
317: MDOC__D,
318: MDOC__O,
319: MDOC__C,
320: MDOC__U
321: };
322:
1.1 kristaps 323:
324: int
1.91 kristaps 325: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 326: {
327: v_pre *p;
328: int line, pos;
1.92 kristaps 329: char *tp;
1.1 kristaps 330:
331: if (MDOC_TEXT == n->type) {
332: tp = n->string;
333: line = n->line;
334: pos = n->pos;
1.133 kristaps 335: check_text(mdoc, line, pos, tp);
336: return(1);
1.1 kristaps 337: }
338:
1.133 kristaps 339: check_args(mdoc, n);
340:
1.1 kristaps 341: if (NULL == mdoc_valids[n->tok].pre)
342: return(1);
343: for (p = mdoc_valids[n->tok].pre; *p; p++)
344: if ( ! (*p)(mdoc, n))
345: return(0);
346: return(1);
347: }
348:
349:
350: int
351: mdoc_valid_post(struct mdoc *mdoc)
352: {
353: v_post *p;
354:
355: if (MDOC_VALID & mdoc->last->flags)
356: return(1);
357: mdoc->last->flags |= MDOC_VALID;
358:
359: if (MDOC_TEXT == mdoc->last->type)
360: return(1);
361: if (MDOC_ROOT == mdoc->last->type)
362: return(post_root(mdoc));
363:
364: if (NULL == mdoc_valids[mdoc->last->tok].post)
365: return(1);
366: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
367: if ( ! (*p)(mdoc))
368: return(0);
369:
370: return(1);
371: }
372:
1.120 kristaps 373: static int
374: check_count(struct mdoc *m, enum mdoc_type type,
375: enum check_lvl lvl, enum check_ineq ineq, int val)
376: {
377: const char *p;
378:
379: if (m->last->type != type)
380: return(1);
381:
382: switch (ineq) {
383: case (CHECK_LT):
384: p = "less than ";
385: if (m->last->nchild < val)
386: return(1);
387: break;
388: case (CHECK_GT):
389: p = "greater than ";
390: if (m->last->nchild > val)
391: return(1);
392: break;
393: case (CHECK_EQ):
394: p = "";
395: if (val == m->last->nchild)
396: return(1);
397: break;
1.133 kristaps 398: default:
399: abort();
400: /* NOTREACHED */
1.120 kristaps 401: }
402:
403: if (CHECK_WARN == lvl) {
404: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
405: m->last->line, m->last->pos,
406: "want %s%d children (have %d)",
407: p, val, m->last->nchild));
408: }
409:
1.133 kristaps 410: /* FIXME: THIS IS THE SAME AS THE ABOVE. */
411:
1.120 kristaps 412: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
413: m->last->line, m->last->pos,
414: "require %s%d children (have %d)",
415: p, val, m->last->nchild));
416: }
417:
418: static int
419: berr_ge1(POST_ARGS)
420: {
421:
422: return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0));
423: }
424:
425: static int
426: bwarn_ge1(POST_ARGS)
427: {
428: return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0));
429: }
430:
431: static int
432: eerr_eq0(POST_ARGS)
433: {
434: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0));
435: }
1.1 kristaps 436:
1.120 kristaps 437: static int
438: eerr_eq1(POST_ARGS)
1.1 kristaps 439: {
1.120 kristaps 440: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1));
441: }
1.1 kristaps 442:
1.120 kristaps 443: static int
444: eerr_ge1(POST_ARGS)
445: {
446: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0));
1.1 kristaps 447: }
448:
1.120 kristaps 449: static int
450: eerr_le1(POST_ARGS)
451: {
452: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2));
453: }
1.1 kristaps 454:
1.120 kristaps 455: static int
456: ewarn_eq0(POST_ARGS)
1.1 kristaps 457: {
1.120 kristaps 458: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0));
459: }
1.1 kristaps 460:
1.120 kristaps 461: static int
462: ewarn_ge1(POST_ARGS)
463: {
464: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0));
1.1 kristaps 465: }
466:
1.120 kristaps 467: static int
468: herr_eq0(POST_ARGS)
469: {
470: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0));
471: }
1.1 kristaps 472:
1.120 kristaps 473: static int
474: herr_ge1(POST_ARGS)
475: {
476: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0));
477: }
1.1 kristaps 478:
1.120 kristaps 479: static int
480: hwarn_eq0(POST_ARGS)
481: {
482: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0));
1.1 kristaps 483: }
484:
1.120 kristaps 485: static int
486: hwarn_eq1(POST_ARGS)
487: {
488: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1));
489: }
1.1 kristaps 490:
1.120 kristaps 491: static int
492: hwarn_le1(POST_ARGS)
493: {
494: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2));
495: }
1.1 kristaps 496:
1.133 kristaps 497: static void
1.92 kristaps 498: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 499: {
500: int i;
501:
502: if (NULL == n->args)
1.133 kristaps 503: return;
1.1 kristaps 504:
505: assert(n->args->argc);
506: for (i = 0; i < (int)n->args->argc; i++)
1.133 kristaps 507: check_argv(m, n, &n->args->argv[i]);
1.1 kristaps 508: }
509:
1.133 kristaps 510: static void
1.92 kristaps 511: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 512: {
513: int i;
514:
515: for (i = 0; i < (int)v->sz; i++)
1.133 kristaps 516: check_text(m, v->line, v->pos, v->value[i]);
1.1 kristaps 517:
1.133 kristaps 518: /* FIXME: move to post_std(). */
1.1 kristaps 519:
1.133 kristaps 520: if (MDOC_Std == v->arg)
521: if ( ! (v->sz || m->meta.name))
522: mdoc_nmsg(m, n, MANDOCERR_NONAME);
1.1 kristaps 523: }
524:
1.133 kristaps 525: static void
1.112 kristaps 526: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 527: {
1.18 kristaps 528: int c;
1.112 kristaps 529: size_t sz;
1.102 kristaps 530:
1.112 kristaps 531: for ( ; *p; p++, pos++) {
532: sz = strcspn(p, "\t\\");
533: p += (int)sz;
534:
535: if ('\0' == *p)
536: break;
537:
538: pos += (int)sz;
1.1 kristaps 539:
540: if ('\t' == *p) {
1.133 kristaps 541: if ( ! (MDOC_LITERAL & m->flags))
542: mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB);
543: continue;
1.112 kristaps 544: }
1.1 kristaps 545:
1.133 kristaps 546: if (0 == (c = mandoc_special(p))) {
547: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
548: continue;
549: }
1.1 kristaps 550:
1.133 kristaps 551: p += c - 1;
552: pos += c - 1;
1.1 kristaps 553: }
554: }
555:
556: static int
1.59 kristaps 557: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 558: {
559:
560: assert(n->parent);
561: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
562: (t == n->parent->type))
563: return(1);
564:
1.79 kristaps 565: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
566: n->line, n->pos, "want parent %s",
567: MDOC_ROOT == t ? "<root>" :
568: mdoc_macronames[tok]);
569: return(0);
1.1 kristaps 570: }
571:
572:
573: static int
574: pre_display(PRE_ARGS)
575: {
576: struct mdoc_node *node;
577:
578: if (MDOC_BLOCK != n->type)
579: return(1);
580:
581: for (node = mdoc->last->parent; node; node = node->parent)
582: if (MDOC_BLOCK == node->type)
583: if (MDOC_Bd == node->tok)
584: break;
1.128 kristaps 585:
1.135 kristaps 586: if (node)
587: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
1.1 kristaps 588:
1.135 kristaps 589: return(1);
1.1 kristaps 590: }
591:
592:
593: static int
594: pre_bl(PRE_ARGS)
595: {
1.104 kristaps 596: int i, comp, dup;
597: const char *offs, *width;
598: enum mdoc_list lt;
599: struct mdoc_node *np;
1.1 kristaps 600:
1.91 kristaps 601: if (MDOC_BLOCK != n->type) {
1.104 kristaps 602: if (ENDBODY_NOT != n->end) {
603: assert(n->pending);
604: np = n->pending->parent;
605: } else
606: np = n->parent;
607:
608: assert(np);
609: assert(MDOC_BLOCK == np->type);
610: assert(MDOC_Bl == np->tok);
611: assert(np->data.Bl);
612: n->data.Bl = np->data.Bl;
1.1 kristaps 613: return(1);
1.79 kristaps 614: }
1.1 kristaps 615:
1.91 kristaps 616: /*
617: * First figure out which kind of list to use: bind ourselves to
618: * the first mentioned list type and warn about any remaining
619: * ones. If we find no list type, we default to LIST_item.
620: */
1.1 kristaps 621:
1.104 kristaps 622: assert(NULL == n->data.Bl);
623: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 624:
625: /* LINTED */
1.91 kristaps 626: for (i = 0; n->args && i < (int)n->args->argc; i++) {
627: lt = LIST__NONE;
1.97 kristaps 628: dup = comp = 0;
1.99 kristaps 629: width = offs = NULL;
1.91 kristaps 630: switch (n->args->argv[i].arg) {
631: /* Set list types. */
1.1 kristaps 632: case (MDOC_Bullet):
1.91 kristaps 633: lt = LIST_bullet;
634: break;
1.1 kristaps 635: case (MDOC_Dash):
1.91 kristaps 636: lt = LIST_dash;
637: break;
1.1 kristaps 638: case (MDOC_Enum):
1.91 kristaps 639: lt = LIST_enum;
640: break;
1.1 kristaps 641: case (MDOC_Hyphen):
1.91 kristaps 642: lt = LIST_hyphen;
643: break;
1.1 kristaps 644: case (MDOC_Item):
1.91 kristaps 645: lt = LIST_item;
646: break;
1.1 kristaps 647: case (MDOC_Tag):
1.91 kristaps 648: lt = LIST_tag;
649: break;
1.1 kristaps 650: case (MDOC_Diag):
1.91 kristaps 651: lt = LIST_diag;
652: break;
1.1 kristaps 653: case (MDOC_Hang):
1.91 kristaps 654: lt = LIST_hang;
655: break;
1.1 kristaps 656: case (MDOC_Ohang):
1.91 kristaps 657: lt = LIST_ohang;
658: break;
1.1 kristaps 659: case (MDOC_Inset):
1.91 kristaps 660: lt = LIST_inset;
661: break;
1.1 kristaps 662: case (MDOC_Column):
1.91 kristaps 663: lt = LIST_column;
664: break;
665: /* Set list arguments. */
1.45 kristaps 666: case (MDOC_Compact):
1.104 kristaps 667: dup = n->data.Bl->comp;
1.97 kristaps 668: comp = 1;
1.91 kristaps 669: break;
1.1 kristaps 670: case (MDOC_Width):
1.104 kristaps 671: dup = (NULL != n->data.Bl->width);
1.99 kristaps 672: width = n->args->argv[i].value[0];
1.8 kristaps 673: break;
1.1 kristaps 674: case (MDOC_Offset):
1.98 kristaps 675: /* NB: this can be empty! */
676: if (n->args->argv[i].sz) {
677: offs = n->args->argv[i].value[0];
1.104 kristaps 678: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 679: break;
680: }
1.133 kristaps 681: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.1 kristaps 682: break;
1.113 kristaps 683: default:
684: continue;
1.1 kristaps 685: }
686:
1.91 kristaps 687: /* Check: duplicate auxiliary arguments. */
688:
1.133 kristaps 689: if (dup)
690: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.97 kristaps 691:
692: if (comp && ! dup)
1.104 kristaps 693: n->data.Bl->comp = comp;
1.98 kristaps 694: if (offs && ! dup)
1.104 kristaps 695: n->data.Bl->offs = offs;
1.99 kristaps 696: if (width && ! dup)
1.104 kristaps 697: n->data.Bl->width = width;
1.91 kristaps 698:
699: /* Check: multiple list types. */
700:
1.104 kristaps 701: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.133 kristaps 702: mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP);
1.91 kristaps 703:
704: /* Assign list type. */
705:
1.109 kristaps 706: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 707: n->data.Bl->type = lt;
1.109 kristaps 708: /* Set column information, too. */
709: if (LIST_column == lt) {
710: n->data.Bl->ncols =
711: n->args->argv[i].sz;
712: n->data.Bl->cols = (const char **)
713: n->args->argv[i].value;
714: }
715: }
1.91 kristaps 716:
717: /* The list type should come first. */
718:
1.104 kristaps 719: if (n->data.Bl->type == LIST__NONE)
720: if (n->data.Bl->width ||
721: n->data.Bl->offs ||
722: n->data.Bl->comp)
1.133 kristaps 723: mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST);
1.91 kristaps 724:
725: continue;
726: }
727:
728: /* Allow lists to default to LIST_item. */
729:
1.104 kristaps 730: if (LIST__NONE == n->data.Bl->type) {
1.133 kristaps 731: mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
1.104 kristaps 732: n->data.Bl->type = LIST_item;
1.79 kristaps 733: }
1.1 kristaps 734:
1.8 kristaps 735: /*
736: * Validate the width field. Some list types don't need width
737: * types and should be warned about them. Others should have it
738: * and must also be warned.
739: */
740:
1.104 kristaps 741: switch (n->data.Bl->type) {
1.91 kristaps 742: case (LIST_tag):
1.104 kristaps 743: if (n->data.Bl->width)
1.91 kristaps 744: break;
1.133 kristaps 745: mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
746: break;
1.91 kristaps 747: case (LIST_column):
1.1 kristaps 748: /* FALLTHROUGH */
1.91 kristaps 749: case (LIST_diag):
1.1 kristaps 750: /* FALLTHROUGH */
1.91 kristaps 751: case (LIST_ohang):
1.53 kristaps 752: /* FALLTHROUGH */
1.91 kristaps 753: case (LIST_inset):
1.1 kristaps 754: /* FALLTHROUGH */
1.91 kristaps 755: case (LIST_item):
1.137 kristaps 756: if (n->data.Bl->width)
757: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.133 kristaps 758: break;
1.8 kristaps 759: default:
760: break;
761: }
762:
1.1 kristaps 763: return(1);
764: }
765:
766:
767: static int
768: pre_bd(PRE_ARGS)
769: {
1.104 kristaps 770: int i, dup, comp;
771: enum mdoc_disp dt;
772: const char *offs;
773: struct mdoc_node *np;
1.1 kristaps 774:
1.93 kristaps 775: if (MDOC_BLOCK != n->type) {
1.104 kristaps 776: if (ENDBODY_NOT != n->end) {
777: assert(n->pending);
778: np = n->pending->parent;
779: } else
780: np = n->parent;
781:
782: assert(np);
783: assert(MDOC_BLOCK == np->type);
784: assert(MDOC_Bd == np->tok);
785: assert(np->data.Bd);
786: n->data.Bd = np->data.Bd;
1.1 kristaps 787: return(1);
1.79 kristaps 788: }
1.1 kristaps 789:
1.104 kristaps 790: assert(NULL == n->data.Bd);
791: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 792:
793: /* LINTED */
1.93 kristaps 794: for (i = 0; n->args && i < (int)n->args->argc; i++) {
795: dt = DISP__NONE;
1.94 kristaps 796: dup = comp = 0;
797: offs = NULL;
798:
1.1 kristaps 799: switch (n->args->argv[i].arg) {
1.49 kristaps 800: case (MDOC_Centred):
1.93 kristaps 801: dt = DISP_centred;
802: break;
1.1 kristaps 803: case (MDOC_Ragged):
1.93 kristaps 804: dt = DISP_ragged;
805: break;
1.1 kristaps 806: case (MDOC_Unfilled):
1.93 kristaps 807: dt = DISP_unfilled;
808: break;
1.1 kristaps 809: case (MDOC_Filled):
1.93 kristaps 810: dt = DISP_filled;
811: break;
1.1 kristaps 812: case (MDOC_Literal):
1.93 kristaps 813: dt = DISP_literal;
1.79 kristaps 814: break;
1.93 kristaps 815: case (MDOC_File):
816: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
817: return(0);
818: case (MDOC_Offset):
1.94 kristaps 819: /* NB: this can be empty! */
820: if (n->args->argv[i].sz) {
821: offs = n->args->argv[i].value[0];
1.104 kristaps 822: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 823: break;
824: }
1.133 kristaps 825: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.94 kristaps 826: break;
1.93 kristaps 827: case (MDOC_Compact):
1.94 kristaps 828: comp = 1;
1.104 kristaps 829: dup = n->data.Bd->comp;
1.94 kristaps 830: break;
1.1 kristaps 831: default:
1.94 kristaps 832: abort();
833: /* NOTREACHED */
1.1 kristaps 834: }
835:
1.94 kristaps 836: /* Check whether we have duplicates. */
837:
1.133 kristaps 838: if (dup)
839: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.94 kristaps 840:
841: /* Make our auxiliary assignments. */
842:
843: if (offs && ! dup)
1.104 kristaps 844: n->data.Bd->offs = offs;
1.94 kristaps 845: if (comp && ! dup)
1.104 kristaps 846: n->data.Bd->comp = comp;
1.94 kristaps 847:
848: /* Check whether a type has already been assigned. */
849:
1.104 kristaps 850: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.133 kristaps 851: mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP);
1.93 kristaps 852:
1.94 kristaps 853: /* Make our type assignment. */
854:
1.104 kristaps 855: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
856: n->data.Bd->type = dt;
1.93 kristaps 857: }
858:
1.104 kristaps 859: if (DISP__NONE == n->data.Bd->type) {
1.133 kristaps 860: mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
1.104 kristaps 861: n->data.Bd->type = DISP_ragged;
1.93 kristaps 862: }
863:
864: return(1);
1.1 kristaps 865: }
866:
867:
868: static int
869: pre_ss(PRE_ARGS)
870: {
871:
872: if (MDOC_BLOCK != n->type)
873: return(1);
874: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
875: }
876:
877:
878: static int
879: pre_sh(PRE_ARGS)
880: {
881:
882: if (MDOC_BLOCK != n->type)
883: return(1);
1.100 kristaps 884:
885: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 886: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 887: }
888:
889:
890: static int
891: pre_it(PRE_ARGS)
892: {
893:
894: if (MDOC_BLOCK != n->type)
895: return(1);
1.133 kristaps 896:
1.79 kristaps 897: /*
898: * FIXME: this can probably be lifted if we make the It into
899: * something else on-the-fly?
900: */
1.1 kristaps 901: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
902: }
903:
904:
905: static int
906: pre_an(PRE_ARGS)
907: {
1.121 kristaps 908: int i;
1.1 kristaps 909:
1.107 kristaps 910: if (NULL == n->args)
1.1 kristaps 911: return(1);
1.121 kristaps 912:
913: for (i = 1; i < (int)n->args->argc; i++)
1.133 kristaps 914: mdoc_pmsg(mdoc, n->args->argv[i].line,
915: n->args->argv[i].pos, MANDOCERR_IGNARGV);
1.120 kristaps 916:
1.107 kristaps 917: if (MDOC_Split == n->args->argv[0].arg)
918: n->data.An.auth = AUTH_split;
919: else if (MDOC_Nosplit == n->args->argv[0].arg)
920: n->data.An.auth = AUTH_nosplit;
921: else
922: abort();
923:
924: return(1);
1.1 kristaps 925: }
926:
927: static int
1.133 kristaps 928: pre_std(PRE_ARGS)
1.1 kristaps 929: {
930:
1.133 kristaps 931: if (n->args && 1 == n->args->argc)
932: if (MDOC_Std == n->args->argv[0].arg)
933: return(1);
934:
935: mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV);
936: return(1);
1.1 kristaps 937: }
938:
1.85 kristaps 939: static int
1.1 kristaps 940: pre_dt(PRE_ARGS)
941: {
1.54 kristaps 942:
1.1 kristaps 943: if (0 == mdoc->meta.date || mdoc->meta.os)
1.133 kristaps 944: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
945:
1.1 kristaps 946: if (mdoc->meta.title)
1.133 kristaps 947: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
948:
1.1 kristaps 949: return(1);
950: }
951:
952: static int
953: pre_os(PRE_ARGS)
954: {
955:
956: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.133 kristaps 957: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
958:
1.1 kristaps 959: if (mdoc->meta.os)
1.133 kristaps 960: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
961:
1.1 kristaps 962: return(1);
963: }
964:
965: static int
966: pre_dd(PRE_ARGS)
967: {
968:
969: if (mdoc->meta.title || mdoc->meta.os)
1.133 kristaps 970: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
971:
1.1 kristaps 972: if (mdoc->meta.date)
1.133 kristaps 973: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
974:
1.1 kristaps 975: return(1);
976: }
977:
978:
979: static int
980: post_bf(POST_ARGS)
981: {
1.105 kristaps 982: struct mdoc_node *np;
1.113 kristaps 983: enum mdocargt arg;
1.105 kristaps 984:
985: /*
986: * Unlike other data pointers, these are "housed" by the HEAD
987: * element, which contains the goods.
988: */
1.1 kristaps 989:
1.105 kristaps 990: if (MDOC_HEAD != mdoc->last->type) {
991: if (ENDBODY_NOT != mdoc->last->end) {
992: assert(mdoc->last->pending);
993: np = mdoc->last->pending->parent->head;
994: } else if (MDOC_BLOCK != mdoc->last->type) {
995: np = mdoc->last->parent->head;
996: } else
997: np = mdoc->last->head;
998:
999: assert(np);
1000: assert(MDOC_HEAD == np->type);
1001: assert(MDOC_Bf == np->tok);
1002: assert(np->data.Bf);
1003: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 1004: return(1);
1.105 kristaps 1005: }
1.1 kristaps 1006:
1.105 kristaps 1007: np = mdoc->last;
1.106 kristaps 1008: assert(MDOC_BLOCK == np->parent->type);
1009: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 1010: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 1011:
1.105 kristaps 1012: /*
1013: * Cannot have both argument and parameter.
1014: * If neither is specified, let it through with a warning.
1015: */
1016:
1.106 kristaps 1017: if (np->parent->args && np->child) {
1.105 kristaps 1018: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 1019: return(0);
1.133 kristaps 1020: } else if (NULL == np->parent->args && NULL == np->child) {
1021: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
1022: return(1);
1023: }
1.105 kristaps 1024:
1025: /* Extract argument into data. */
1026:
1.106 kristaps 1027: if (np->parent->args) {
1028: arg = np->parent->args->argv[0].arg;
1.105 kristaps 1029: if (MDOC_Emphasis == arg)
1030: np->data.Bf->font = FONT_Em;
1031: else if (MDOC_Literal == arg)
1032: np->data.Bf->font = FONT_Li;
1033: else if (MDOC_Symbolic == arg)
1034: np->data.Bf->font = FONT_Sy;
1035: else
1036: abort();
1.13 kristaps 1037: return(1);
1.79 kristaps 1038: }
1.1 kristaps 1039:
1.105 kristaps 1040: /* Extract parameter into data. */
1.1 kristaps 1041:
1.105 kristaps 1042: if (0 == strcmp(np->child->string, "Em"))
1043: np->data.Bf->font = FONT_Em;
1044: else if (0 == strcmp(np->child->string, "Li"))
1045: np->data.Bf->font = FONT_Li;
1046: else if (0 == strcmp(np->child->string, "Sy"))
1047: np->data.Bf->font = FONT_Sy;
1.133 kristaps 1048: else
1049: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
1.1 kristaps 1050:
1.105 kristaps 1051: return(1);
1.1 kristaps 1052: }
1053:
1054: static int
1.31 kristaps 1055: post_lb(POST_ARGS)
1056: {
1.127 kristaps 1057: const char *p;
1058: char *buf;
1059: size_t sz;
1060:
1061: assert(mdoc->last->child);
1062: assert(MDOC_TEXT == mdoc->last->child->type);
1063:
1064: p = mdoc_a2lib(mdoc->last->child->string);
1065:
1066: /* If lookup ok, replace with table value. */
1.31 kristaps 1067:
1.127 kristaps 1068: if (p) {
1069: free(mdoc->last->child->string);
1070: mdoc->last->child->string = mandoc_strdup(p);
1.31 kristaps 1071: return(1);
1.127 kristaps 1072: }
1073:
1074: /* If not, use "library ``xxxx''. */
1075:
1076: sz = strlen(mdoc->last->child->string) +
1077: 2 + strlen("\\(lqlibrary\\(rq");
1078: buf = mandoc_malloc(sz);
1079: snprintf(buf, sz, "library \\(lq%s\\(rq",
1080: mdoc->last->child->string);
1081: free(mdoc->last->child->string);
1082: mdoc->last->child->string = buf;
1083: return(1);
1.84 kristaps 1084: }
1085:
1086: static int
1087: post_eoln(POST_ARGS)
1088: {
1089:
1.133 kristaps 1090: if (mdoc->last->child)
1091: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
1092: return(1);
1.31 kristaps 1093: }
1094:
1095:
1096: static int
1.57 kristaps 1097: post_vt(POST_ARGS)
1098: {
1099: const struct mdoc_node *n;
1100:
1101: /*
1102: * The Vt macro comes in both ELEM and BLOCK form, both of which
1103: * have different syntaxes (yet more context-sensitive
1104: * behaviour). ELEM types must have a child; BLOCK types,
1105: * specifically the BODY, should only have TEXT children.
1106: */
1107:
1108: if (MDOC_ELEM == mdoc->last->type)
1109: return(eerr_ge1(mdoc));
1110: if (MDOC_BODY != mdoc->last->type)
1111: return(1);
1112:
1113: for (n = mdoc->last->child; n; n = n->next)
1114: if (MDOC_TEXT != n->type)
1.133 kristaps 1115: mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
1.57 kristaps 1116:
1117: return(1);
1118: }
1119:
1120:
1121: static int
1.1 kristaps 1122: post_nm(POST_ARGS)
1123: {
1.132 kristaps 1124: char buf[BUFSIZ];
1.129 kristaps 1125:
1126: /* If no child specified, make sure we have the meta name. */
1.1 kristaps 1127:
1.129 kristaps 1128: if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {
1129: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);
1.1 kristaps 1130: return(1);
1.129 kristaps 1131: } else if (mdoc->meta.name)
1.1 kristaps 1132: return(1);
1.129 kristaps 1133:
1134: /* If no meta name, set it from the child. */
1135:
1.132 kristaps 1136: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1137: return(0);
1.129 kristaps 1138:
1.132 kristaps 1139: mdoc->meta.name = mandoc_strdup(buf);
1.129 kristaps 1140:
1141: return(1);
1.1 kristaps 1142: }
1143:
1.123 kristaps 1144: static int
1.128 kristaps 1145: post_literal(POST_ARGS)
1146: {
1147:
1148: /*
1149: * The `Dl' (note "el" not "one") and `Bd' macros unset the
1150: * MDOC_LITERAL flag as they leave. Note that `Bd' only sets
1151: * this in literal mode, but it doesn't hurt to just switch it
1152: * off in general since displays can't be nested.
1153: */
1154:
1155: if (MDOC_BODY == mdoc->last->type)
1.134 kristaps 1156: mdoc->flags &= ~MDOC_LITERAL;
1.128 kristaps 1157:
1158: return(1);
1159: }
1160:
1161: static int
1.123 kristaps 1162: post_defaults(POST_ARGS)
1163: {
1164: struct mdoc_node *nn;
1165:
1166: /*
1167: * The `Ar' defaults to "file ..." if no value is provided as an
1.129 kristaps 1168: * argument; the `Mt' and `Pa' macros use "~"; the `Li' just
1169: * gets an empty string.
1.123 kristaps 1170: */
1171:
1172: if (mdoc->last->child)
1173: return(1);
1174:
1175: nn = mdoc->last;
1176: mdoc->next = MDOC_NEXT_CHILD;
1177:
1178: switch (nn->tok) {
1179: case (MDOC_Ar):
1180: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file"))
1181: return(0);
1182: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "..."))
1183: return(0);
1184: break;
1.126 kristaps 1185: case (MDOC_At):
1186: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T"))
1187: return(0);
1188: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX"))
1189: return(0);
1190: break;
1.123 kristaps 1191: case (MDOC_Li):
1192: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, ""))
1193: return(0);
1194: break;
1.129 kristaps 1195: case (MDOC_Pa):
1196: /* FALLTHROUGH */
1.123 kristaps 1197: case (MDOC_Mt):
1198: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~"))
1199: return(0);
1200: break;
1201: default:
1202: abort();
1203: /* NOTREACHED */
1204: }
1205:
1206: mdoc->last = nn;
1207: return(1);
1208: }
1.1 kristaps 1209:
1210: static int
1211: post_at(POST_ARGS)
1212: {
1.126 kristaps 1213: const char *p, *q;
1214: char *buf;
1215: size_t sz;
1.1 kristaps 1216:
1.126 kristaps 1217: /*
1218: * If we have a child, look it up in the standard keys. If a
1219: * key exist, use that instead of the child; if it doesn't,
1220: * prefix "AT&T UNIX " to the existing data.
1221: */
1222:
1.1 kristaps 1223: if (NULL == mdoc->last->child)
1224: return(1);
1.126 kristaps 1225:
1.79 kristaps 1226: assert(MDOC_TEXT == mdoc->last->child->type);
1.126 kristaps 1227: p = mdoc_a2att(mdoc->last->child->string);
1228:
1229: if (p) {
1230: free(mdoc->last->child->string);
1231: mdoc->last->child->string = mandoc_strdup(p);
1232: } else {
1233: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
1234: p = "AT&T UNIX ";
1235: q = mdoc->last->child->string;
1236: sz = strlen(p) + strlen(q) + 1;
1237: buf = mandoc_malloc(sz);
1238: strlcpy(buf, p, sz);
1239: strlcat(buf, q, sz);
1240: free(mdoc->last->child->string);
1241: mdoc->last->child->string = buf;
1242: }
1243:
1244: return(1);
1.1 kristaps 1245: }
1246:
1247: static int
1248: post_an(POST_ARGS)
1249: {
1.107 kristaps 1250: struct mdoc_node *np;
1.1 kristaps 1251:
1.107 kristaps 1252: np = mdoc->last;
1253: if (AUTH__NONE != np->data.An.auth && np->child)
1.120 kristaps 1254: return(eerr_eq0(mdoc));
1.133 kristaps 1255:
1.120 kristaps 1256: /*
1257: * FIXME: make this ewarn and make sure that the front-ends
1258: * don't print the arguments.
1259: */
1.107 kristaps 1260: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1261: return(1);
1.133 kristaps 1262:
1263: mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS);
1264: return(1);
1.1 kristaps 1265: }
1266:
1267:
1268: static int
1269: post_it(POST_ARGS)
1270: {
1.89 kristaps 1271: int i, cols, rc;
1272: enum mdoc_list lt;
1.1 kristaps 1273: struct mdoc_node *n, *c;
1.89 kristaps 1274: enum mandocerr er;
1.1 kristaps 1275:
1276: if (MDOC_BLOCK != mdoc->last->type)
1277: return(1);
1278:
1279: n = mdoc->last->parent->parent;
1.104 kristaps 1280: assert(n->data.Bl);
1281: lt = n->data.Bl->type;
1.89 kristaps 1282:
1283: if (LIST__NONE == lt) {
1.79 kristaps 1284: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1.133 kristaps 1285: return(1);
1.79 kristaps 1286: }
1.1 kristaps 1287:
1.89 kristaps 1288: switch (lt) {
1289: case (LIST_tag):
1290: if (mdoc->last->head->child)
1.1 kristaps 1291: break;
1.89 kristaps 1292: /* FIXME: give this a dummy value. */
1.133 kristaps 1293: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1294: break;
1.89 kristaps 1295: case (LIST_hang):
1.1 kristaps 1296: /* FALLTHROUGH */
1.89 kristaps 1297: case (LIST_ohang):
1.1 kristaps 1298: /* FALLTHROUGH */
1.89 kristaps 1299: case (LIST_inset):
1.1 kristaps 1300: /* FALLTHROUGH */
1.89 kristaps 1301: case (LIST_diag):
1.1 kristaps 1302: if (NULL == mdoc->last->head->child)
1.133 kristaps 1303: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1304: break;
1.89 kristaps 1305: case (LIST_bullet):
1.1 kristaps 1306: /* FALLTHROUGH */
1.89 kristaps 1307: case (LIST_dash):
1.1 kristaps 1308: /* FALLTHROUGH */
1.89 kristaps 1309: case (LIST_enum):
1.1 kristaps 1310: /* FALLTHROUGH */
1.89 kristaps 1311: case (LIST_hyphen):
1.108 schwarze 1312: if (NULL == mdoc->last->body->child)
1.133 kristaps 1313: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.1 kristaps 1314: /* FALLTHROUGH */
1.89 kristaps 1315: case (LIST_item):
1.1 kristaps 1316: if (mdoc->last->head->child)
1.133 kristaps 1317: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
1.1 kristaps 1318: break;
1.89 kristaps 1319: case (LIST_column):
1.109 kristaps 1320: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1321:
1.87 kristaps 1322: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1323:
1.87 kristaps 1324: if (NULL == mdoc->last->body->child)
1.133 kristaps 1325: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.87 kristaps 1326:
1.89 kristaps 1327: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1328: if (MDOC_BODY == c->type)
1329: i++;
1.38 kristaps 1330:
1.89 kristaps 1331: if (i < cols)
1332: er = MANDOCERR_ARGCOUNT;
1333: else if (i == cols || i == cols + 1)
1.38 kristaps 1334: break;
1.89 kristaps 1335: else
1336: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1337:
1.89 kristaps 1338: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1339: mdoc->last->line, mdoc->last->pos,
1340: "columns == %d (have %d)", cols, i);
1.89 kristaps 1341: return(rc);
1.1 kristaps 1342: default:
1343: break;
1344: }
1345:
1346: return(1);
1347: }
1348:
1.131 kristaps 1349: static int
1350: post_bl_block(POST_ARGS)
1351: {
1352: struct mdoc_node *n;
1353:
1354: /*
1355: * These are fairly complicated, so we've broken them into two
1356: * functions. post_bl_block_tag() is called when a -tag is
1357: * specified, but no -width (it must be guessed). The second
1358: * when a -width is specified (macro indicators must be
1359: * rewritten into real lengths).
1360: */
1361:
1362: n = mdoc->last;
1363:
1364: if (LIST_tag == n->data.Bl->type &&
1365: NULL == n->data.Bl->width) {
1366: if ( ! post_bl_block_tag(mdoc))
1367: return(0);
1368: } else if (NULL != n->data.Bl->width) {
1369: if ( ! post_bl_block_width(mdoc))
1370: return(0);
1371: } else
1372: return(1);
1373:
1374: assert(n->data.Bl->width);
1375: return(1);
1376: }
1377:
1378: static int
1379: post_bl_block_width(POST_ARGS)
1380: {
1381: size_t width;
1382: int i;
1383: enum mdoct tok;
1384: struct mdoc_node *n;
1385: char buf[NUMSIZ];
1386:
1387: n = mdoc->last;
1388:
1389: /*
1390: * Calculate the real width of a list from the -width string,
1391: * which may contain a macro (with a known default width), a
1392: * literal string, or a scaling width.
1393: *
1394: * If the value to -width is a macro, then we re-write it to be
1395: * the macro's width as set in share/tmac/mdoc/doc-common.
1396: */
1397:
1398: if (0 == strcmp(n->data.Bl->width, "Ds"))
1399: width = 6;
1400: else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
1401: return(1);
1.133 kristaps 1402: else if (0 == (width = mdoc_macro2len(tok))) {
1403: mdoc_nmsg(mdoc, n, MANDOCERR_BADWIDTH);
1404: return(1);
1405: }
1.131 kristaps 1406:
1407: /* The value already exists: free and reallocate it. */
1408:
1409: assert(n->args);
1410:
1411: for (i = 0; i < (int)n->args->argc; i++)
1412: if (MDOC_Width == n->args->argv[i].arg)
1413: break;
1414:
1415: assert(i < (int)n->args->argc);
1416:
1417: snprintf(buf, NUMSIZ, "%zun", width);
1418: free(n->args->argv[i].value[0]);
1419: n->args->argv[i].value[0] = mandoc_strdup(buf);
1420:
1421: /* Set our width! */
1422: n->data.Bl->width = n->args->argv[i].value[0];
1423: return(1);
1424: }
1425:
1426: static int
1427: post_bl_block_tag(POST_ARGS)
1428: {
1429: struct mdoc_node *n, *nn;
1430: size_t sz, ssz;
1431: int i;
1432: char buf[NUMSIZ];
1433:
1434: /*
1435: * Calculate the -width for a `Bl -tag' list if it hasn't been
1436: * provided. Uses the first head macro. NOTE AGAIN: this is
1437: * ONLY if the -width argument has NOT been provided. See
1438: * post_bl_block_width() for converting the -width string.
1439: */
1440:
1441: sz = 10;
1442: n = mdoc->last;
1443:
1444: for (nn = n->body->child; nn; nn = nn->next) {
1445: if (MDOC_It != nn->tok)
1446: continue;
1447:
1448: assert(MDOC_BLOCK == nn->type);
1449: nn = nn->head->child;
1450:
1.138 kristaps 1451: if (nn == NULL)
1.131 kristaps 1452: break;
1453:
1454: if (MDOC_TEXT == nn->type) {
1455: sz = strlen(nn->string) + 1;
1456: break;
1457: }
1458:
1459: if (0 != (ssz = mdoc_macro2len(nn->tok)))
1460: sz = ssz;
1461:
1462: break;
1463: }
1464:
1465: /* Defaults to ten ens. */
1466:
1467: snprintf(buf, NUMSIZ, "%zun", sz);
1468:
1469: /*
1470: * We have to dynamically add this to the macro's argument list.
1471: * We're guaranteed that a MDOC_Width doesn't already exist.
1472: */
1473:
1474: assert(n->args);
1475: i = (int)(n->args->argc)++;
1476:
1477: n->args->argv = mandoc_realloc(n->args->argv,
1478: n->args->argc * sizeof(struct mdoc_argv));
1479:
1480: n->args->argv[i].arg = MDOC_Width;
1481: n->args->argv[i].line = n->line;
1482: n->args->argv[i].pos = n->pos;
1483: n->args->argv[i].sz = 1;
1484: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
1485: n->args->argv[i].value[0] = mandoc_strdup(buf);
1486:
1487: /* Set our width! */
1488: n->data.Bl->width = n->args->argv[i].value[0];
1489: return(1);
1490: }
1491:
1.1 kristaps 1492:
1493: static int
1.14 kristaps 1494: post_bl_head(POST_ARGS)
1495: {
1.130 kristaps 1496: struct mdoc_node *np, *nn, *nnp;
1497: int i, j;
1.14 kristaps 1498:
1.130 kristaps 1499: if (LIST_column != mdoc->last->data.Bl->type)
1500: /* FIXME: this should be ERROR class... */
1501: return(hwarn_eq0(mdoc));
1.14 kristaps 1502:
1.130 kristaps 1503: /*
1504: * Convert old-style lists, where the column width specifiers
1505: * trail as macro parameters, to the new-style ("normal-form")
1506: * lists where they're argument values following -column.
1507: */
1508:
1509: /* First, disallow both types and allow normal-form. */
1510:
1511: /*
1512: * TODO: technically, we can accept both and just merge the two
1513: * lists, but I'll leave that for another day.
1514: */
1515:
1516: if (mdoc->last->data.Bl->ncols && mdoc->last->nchild) {
1517: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_COLUMNS);
1518: return(0);
1519: } else if (NULL == mdoc->last->child)
1.90 kristaps 1520: return(1);
1.130 kristaps 1521:
1522: np = mdoc->last->parent;
1523: assert(np->args);
1524:
1525: for (j = 0; j < (int)np->args->argc; j++)
1526: if (MDOC_Column == np->args->argv[j].arg)
1527: break;
1528:
1529: assert(j < (int)np->args->argc);
1530: assert(0 == np->args->argv[j].sz);
1531:
1532: /*
1533: * Accomodate for new-style groff column syntax. Shuffle the
1534: * child nodes, all of which must be TEXT, as arguments for the
1535: * column field. Then, delete the head children.
1536: */
1537:
1538: np->args->argv[j].sz = (size_t)mdoc->last->nchild;
1539: np->args->argv[j].value = mandoc_malloc
1540: ((size_t)mdoc->last->nchild * sizeof(char *));
1541:
1542: mdoc->last->data.Bl->ncols = np->args->argv[j].sz;
1543: mdoc->last->data.Bl->cols = (const char **)np->args->argv[j].value;
1544:
1545: for (i = 0, nn = mdoc->last->child; nn; i++) {
1546: np->args->argv[j].value[i] = nn->string;
1547: nn->string = NULL;
1548: nnp = nn;
1549: nn = nn->next;
1550: mdoc_node_delete(NULL, nnp);
1.65 kristaps 1551: }
1.14 kristaps 1552:
1.130 kristaps 1553: mdoc->last->nchild = 0;
1554: mdoc->last->child = NULL;
1555:
1556: return(1);
1.14 kristaps 1557: }
1558:
1559: static int
1.1 kristaps 1560: post_bl(POST_ARGS)
1561: {
1562: struct mdoc_node *n;
1563:
1.14 kristaps 1564: if (MDOC_HEAD == mdoc->last->type)
1565: return(post_bl_head(mdoc));
1.131 kristaps 1566: if (MDOC_BLOCK == mdoc->last->type)
1567: return(post_bl_block(mdoc));
1.1 kristaps 1568: if (MDOC_BODY != mdoc->last->type)
1569: return(1);
1570: if (NULL == mdoc->last->child)
1571: return(1);
1572:
1.55 kristaps 1573: /*
1574: * We only allow certain children of `Bl'. This is usually on
1575: * `It', but apparently `Sm' occurs here and there, so we let
1576: * that one through, too.
1577: */
1578:
1.1 kristaps 1579: /* LINTED */
1580: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1581: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1582: continue;
1583: if (MDOC_Sm == n->tok)
1584: continue;
1.79 kristaps 1585: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1586: return(0);
1.1 kristaps 1587: }
1588:
1589: return(1);
1590: }
1591:
1592: static int
1593: ebool(struct mdoc *mdoc)
1594: {
1595:
1.133 kristaps 1596: if (NULL == mdoc->last->child)
1597: return(1);
1598:
1599: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1600:
1.133 kristaps 1601: if (0 == strcmp(mdoc->last->child->string, "on"))
1.1 kristaps 1602: return(1);
1.133 kristaps 1603: if (0 == strcmp(mdoc->last->child->string, "off"))
1604: return(1);
1605:
1606: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADBOOL);
1607: return(1);
1.1 kristaps 1608: }
1609:
1610: static int
1611: post_root(POST_ARGS)
1612: {
1.133 kristaps 1613: int erc;
1614: struct mdoc_node *n;
1.1 kristaps 1615:
1.133 kristaps 1616: erc = 0;
1617:
1618: /* Check that we have a finished prologue. */
1619:
1620: if ( ! (MDOC_PBODY & mdoc->flags)) {
1621: erc++;
1.79 kristaps 1622: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1.133 kristaps 1623: }
1624:
1625: n = mdoc->first;
1626: assert(n);
1627:
1628: /* Check that we begin with a proper `Sh'. */
1629:
1630: if (NULL == n->child) {
1631: erc++;
1632: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
1633: } else if (MDOC_BLOCK != n->child->type ||
1634: MDOC_Sh != n->child->tok) {
1635: erc++;
1636: /* Can this be lifted? See rxdebug.1 for example. */
1637: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
1638: }
1.1 kristaps 1639:
1.133 kristaps 1640: return(erc ? 0 : 1);
1.1 kristaps 1641: }
1642:
1643: static int
1644: post_st(POST_ARGS)
1645: {
1.128 kristaps 1646: const char *p;
1647:
1648: assert(MDOC_TEXT == mdoc->last->child->type);
1649:
1650: p = mdoc_a2st(mdoc->last->child->string);
1651:
1652: if (p == NULL) {
1653: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD);
1654: mdoc_node_delete(mdoc, mdoc->last);
1655: } else {
1656: free(mdoc->last->child->string);
1657: mdoc->last->child->string = mandoc_strdup(p);
1658: }
1.1 kristaps 1659:
1.128 kristaps 1660: return(1);
1.1 kristaps 1661: }
1662:
1663: static int
1.43 kristaps 1664: post_rs(POST_ARGS)
1665: {
1.122 kristaps 1666: struct mdoc_node *nn, *next, *prev;
1667: int i, j;
1.43 kristaps 1668:
1669: if (MDOC_BODY != mdoc->last->type)
1670: return(1);
1671:
1.122 kristaps 1672: /*
1673: * Make sure only certain types of nodes are allowed within the
1674: * the `Rs' body. Delete offending nodes and raise a warning.
1675: * Do this before re-ordering for the sake of clarity.
1676: */
1677:
1678: next = NULL;
1679: for (nn = mdoc->last->child; nn; nn = next) {
1680: for (i = 0; i < RSORD_MAX; i++)
1681: if (nn->tok == rsord[i])
1682: break;
1683:
1684: if (i < RSORD_MAX) {
1685: next = nn->next;
1686: continue;
1687: }
1688:
1689: next = nn->next;
1690: mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD);
1691: mdoc_node_delete(mdoc, nn);
1692: }
1693:
1694: /*
1695: * The full `Rs' block needs special handling to order the
1696: * sub-elements according to `rsord'. Pick through each element
1697: * and correctly order it. This is a insertion sort.
1698: */
1699:
1700: next = NULL;
1701: for (nn = mdoc->last->child->next; nn; nn = next) {
1702: /* Determine order of `nn'. */
1703: for (i = 0; i < RSORD_MAX; i++)
1704: if (rsord[i] == nn->tok)
1705: break;
1706:
1707: /*
1708: * Remove `nn' from the chain. This somewhat
1709: * repeats mdoc_node_unlink(), but since we're
1710: * just re-ordering, there's no need for the
1711: * full unlink process.
1712: */
1713:
1714: if (NULL != (next = nn->next))
1715: next->prev = nn->prev;
1716:
1717: if (NULL != (prev = nn->prev))
1718: prev->next = nn->next;
1719:
1720: nn->prev = nn->next = NULL;
1721:
1722: /*
1723: * Scan back until we reach a node that's
1724: * ordered before `nn'.
1725: */
1726:
1727: for ( ; prev ; prev = prev->prev) {
1728: /* Determine order of `prev'. */
1729: for (j = 0; j < RSORD_MAX; j++)
1730: if (rsord[j] == prev->tok)
1731: break;
1732:
1733: if (j <= i)
1734: break;
1735: }
1736:
1737: /*
1738: * Set `nn' back into its correct place in front
1739: * of the `prev' node.
1740: */
1741:
1742: nn->prev = prev;
1743:
1744: if (prev) {
1745: if (prev->next)
1746: prev->next->prev = nn;
1747: nn->next = prev->next;
1748: prev->next = nn;
1749: } else {
1750: mdoc->last->child->prev = nn;
1751: nn->next = mdoc->last->child;
1752: mdoc->last->child = nn;
1.43 kristaps 1753: }
1.122 kristaps 1754: }
1.43 kristaps 1755:
1756: return(1);
1757: }
1758:
1759: static int
1.1 kristaps 1760: post_sh(POST_ARGS)
1761: {
1762:
1763: if (MDOC_HEAD == mdoc->last->type)
1764: return(post_sh_head(mdoc));
1765: if (MDOC_BODY == mdoc->last->type)
1766: return(post_sh_body(mdoc));
1767:
1768: return(1);
1769: }
1770:
1771: static int
1772: post_sh_body(POST_ARGS)
1773: {
1774: struct mdoc_node *n;
1775:
1.29 kristaps 1776: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1777: return(1);
1778:
1779: /*
1780: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1781: * macros (can have multiple `Nm' and one `Nd'). Note that the
1782: * children of the BODY declaration can also be "text".
1783: */
1784:
1.133 kristaps 1785: if (NULL == (n = mdoc->last->child)) {
1786: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1787: return(1);
1788: }
1.1 kristaps 1789:
1790: for ( ; n && n->next; n = n->next) {
1791: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1792: continue;
1.28 kristaps 1793: if (MDOC_TEXT == n->type)
1794: continue;
1.133 kristaps 1795: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1.1 kristaps 1796: }
1797:
1.41 kristaps 1798: assert(n);
1.27 kristaps 1799: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1800: return(1);
1.133 kristaps 1801:
1802: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1803: return(1);
1.1 kristaps 1804: }
1805:
1806: static int
1807: post_sh_head(POST_ARGS)
1808: {
1.132 kristaps 1809: char buf[BUFSIZ];
1810: enum mdoc_sec sec;
1.1 kristaps 1811:
1812: /*
1813: * Process a new section. Sections are either "named" or
1.125 kristaps 1814: * "custom". Custom sections are user-defined, while named ones
1815: * follow a conventional order and may only appear in certain
1816: * manual sections.
1.1 kristaps 1817: */
1818:
1.132 kristaps 1819: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1820: return(0);
1.1 kristaps 1821:
1.72 kristaps 1822: sec = mdoc_str2sec(buf);
1.1 kristaps 1823:
1.125 kristaps 1824: /* The NAME should be first. */
1.1 kristaps 1825:
1.72 kristaps 1826: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.125 kristaps 1827: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST);
1828:
1829: /* The SYNOPSIS gets special attention in other areas. */
1830:
1831: if (SEC_SYNOPSIS == sec)
1832: mdoc->flags |= MDOC_SYNOPSIS;
1833: else
1834: mdoc->flags &= ~MDOC_SYNOPSIS;
1835:
1836: /* Mark our last section. */
1837:
1838: mdoc->lastsec = sec;
1839:
1840: /* We don't care about custom sections after this. */
1.72 kristaps 1841:
1.1 kristaps 1842: if (SEC_CUSTOM == sec)
1843: return(1);
1.72 kristaps 1844:
1.125 kristaps 1845: /*
1846: * Check whether our non-custom section is being repeated or is
1847: * out of order.
1848: */
1849:
1.1 kristaps 1850: if (sec == mdoc->lastnamed)
1.125 kristaps 1851: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP);
1.72 kristaps 1852:
1.1 kristaps 1853: if (sec < mdoc->lastnamed)
1.125 kristaps 1854: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO);
1855:
1856: /* Mark the last named section. */
1857:
1858: mdoc->lastnamed = sec;
1859:
1860: /* Check particular section/manual conventions. */
1.1 kristaps 1861:
1.125 kristaps 1862: assert(mdoc->meta.msec);
1.1 kristaps 1863:
1864: switch (sec) {
1.125 kristaps 1865: case (SEC_RETURN_VALUES):
1866: /* FALLTHROUGH */
1867: case (SEC_ERRORS):
1868: /* FALLTHROUGH */
1.1 kristaps 1869: case (SEC_LIBRARY):
1.78 kristaps 1870: if (*mdoc->meta.msec == '2')
1871: break;
1872: if (*mdoc->meta.msec == '3')
1873: break;
1874: if (*mdoc->meta.msec == '9')
1.1 kristaps 1875: break;
1.125 kristaps 1876: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);
1877: break;
1.1 kristaps 1878: default:
1879: break;
1880: }
1881:
1.117 kristaps 1882: return(1);
1883: }
1884:
1885: static int
1.124 kristaps 1886: pre_par(PRE_ARGS)
1.117 kristaps 1887: {
1888:
1.118 kristaps 1889: if (NULL == mdoc->last)
1890: return(1);
1891:
1.124 kristaps 1892: /*
1893: * Don't allow prior `Lp' or `Pp' prior to a paragraph-type
1894: * block: `Lp', `Pp', or non-compact `Bd' or `Bl'.
1895: */
1.118 kristaps 1896:
1897: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1.117 kristaps 1898: return(1);
1899:
1900: if (MDOC_Bl == n->tok && n->data.Bl->comp)
1901: return(1);
1902: if (MDOC_Bd == n->tok && n->data.Bd->comp)
1903: return(1);
1904:
1905: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1906: mdoc_node_delete(mdoc, mdoc->last);
1.128 kristaps 1907: return(1);
1908: }
1909:
1910: static int
1911: pre_literal(PRE_ARGS)
1912: {
1913:
1914: if (MDOC_BODY != n->type)
1915: return(1);
1916:
1917: /*
1918: * The `Dl' (note "el" not "one") and `Bd -literal' and `Bd
1919: * -unfilled' macros set MDOC_LITERAL on entrance to the body.
1920: */
1921:
1922: switch (n->tok) {
1923: case (MDOC_Dl):
1924: mdoc->flags |= MDOC_LITERAL;
1925: break;
1926: case (MDOC_Bd):
1927: assert(n->data.Bd);
1928: if (DISP_literal == n->data.Bd->type)
1929: mdoc->flags |= MDOC_LITERAL;
1930: if (DISP_unfilled == n->data.Bd->type)
1931: mdoc->flags |= MDOC_LITERAL;
1932: break;
1933: default:
1934: abort();
1935: /* NOTREACHED */
1936: }
1937:
1.1 kristaps 1938: return(1);
1939: }
1.132 kristaps 1940:
1941: static int
1942: post_dd(POST_ARGS)
1943: {
1.135 kristaps 1944: char buf[DATESIZE];
1.132 kristaps 1945: struct mdoc_node *n;
1946:
1947: n = mdoc->last;
1948:
1949: if (NULL == n->child) {
1950: mdoc->meta.date = time(NULL);
1.133 kristaps 1951: return(1);
1.132 kristaps 1952: }
1953:
1.135 kristaps 1954: if ( ! concat(mdoc, buf, n->child, DATESIZE))
1.132 kristaps 1955: return(0);
1956:
1957: mdoc->meta.date = mandoc_a2time
1958: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
1959:
1960: if (0 == mdoc->meta.date) {
1.133 kristaps 1961: mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE);
1.132 kristaps 1962: mdoc->meta.date = time(NULL);
1963: }
1964:
1965: return(1);
1966: }
1967:
1968: static int
1969: post_dt(POST_ARGS)
1970: {
1971: struct mdoc_node *nn, *n;
1972: const char *cp;
1973: char *p;
1974:
1975: n = mdoc->last;
1976:
1977: if (mdoc->meta.title)
1978: free(mdoc->meta.title);
1979: if (mdoc->meta.vol)
1980: free(mdoc->meta.vol);
1981: if (mdoc->meta.arch)
1982: free(mdoc->meta.arch);
1983:
1984: mdoc->meta.title = mdoc->meta.vol = mdoc->meta.arch = NULL;
1985:
1986: /* First make all characters uppercase. */
1987:
1988: if (NULL != (nn = n->child))
1989: for (p = nn->string; *p; p++) {
1990: if (toupper((u_char)*p) == *p)
1991: continue;
1.133 kristaps 1992:
1993: /*
1994: * FIXME: don't be lazy: have this make all
1995: * characters be uppercase and just warn once.
1996: */
1997: mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE);
1.132 kristaps 1998: break;
1999: }
2000:
2001: /* Handles: `.Dt'
2002: * --> title = unknown, volume = local, msec = 0, arch = NULL
2003: */
2004:
2005: if (NULL == (nn = n->child)) {
2006: /* XXX: make these macro values. */
2007: /* FIXME: warn about missing values. */
2008: mdoc->meta.title = mandoc_strdup("UNKNOWN");
2009: mdoc->meta.vol = mandoc_strdup("LOCAL");
2010: mdoc->meta.msec = mandoc_strdup("1");
2011: return(1);
2012: }
2013:
2014: /* Handles: `.Dt TITLE'
2015: * --> title = TITLE, volume = local, msec = 0, arch = NULL
2016: */
2017:
2018: mdoc->meta.title = mandoc_strdup
2019: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
2020:
2021: if (NULL == (nn = nn->next)) {
2022: /* FIXME: warn about missing msec. */
2023: /* XXX: make this a macro value. */
2024: mdoc->meta.vol = mandoc_strdup("LOCAL");
2025: mdoc->meta.msec = mandoc_strdup("1");
2026: return(1);
2027: }
2028:
2029: /* Handles: `.Dt TITLE SEC'
2030: * --> title = TITLE, volume = SEC is msec ?
2031: * format(msec) : SEC,
2032: * msec = SEC is msec ? atoi(msec) : 0,
2033: * arch = NULL
2034: */
2035:
2036: cp = mdoc_a2msec(nn->string);
2037: if (cp) {
2038: mdoc->meta.vol = mandoc_strdup(cp);
2039: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 kristaps 2040: } else {
2041: mdoc_nmsg(mdoc, n, MANDOCERR_BADMSEC);
1.132 kristaps 2042: mdoc->meta.vol = mandoc_strdup(nn->string);
2043: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 kristaps 2044: }
1.132 kristaps 2045:
2046: if (NULL == (nn = nn->next))
2047: return(1);
2048:
2049: /* Handles: `.Dt TITLE SEC VOL'
2050: * --> title = TITLE, volume = VOL is vol ?
2051: * format(VOL) :
2052: * VOL is arch ? format(arch) :
2053: * VOL
2054: */
2055:
2056: cp = mdoc_a2vol(nn->string);
2057: if (cp) {
2058: free(mdoc->meta.vol);
2059: mdoc->meta.vol = mandoc_strdup(cp);
2060: } else {
2061: /* FIXME: warn about bad arch. */
2062: cp = mdoc_a2arch(nn->string);
2063: if (NULL == cp) {
2064: free(mdoc->meta.vol);
2065: mdoc->meta.vol = mandoc_strdup(nn->string);
2066: } else
2067: mdoc->meta.arch = mandoc_strdup(cp);
2068: }
2069:
2070: /* Ignore any subsequent parameters... */
2071: /* FIXME: warn about subsequent parameters. */
2072:
2073: return(1);
2074: }
2075:
2076: static int
2077: post_prol(POST_ARGS)
2078: {
2079: /*
2080: * Remove prologue macros from the document after they're
2081: * processed. The final document uses mdoc_meta for these
2082: * values and discards the originals.
2083: */
2084:
2085: mdoc_node_delete(mdoc, mdoc->last);
2086: if (mdoc->meta.title && mdoc->meta.date && mdoc->meta.os)
2087: mdoc->flags |= MDOC_PBODY;
2088:
2089: return(1);
2090: }
2091:
2092: static int
2093: post_os(POST_ARGS)
2094: {
2095: struct mdoc_node *n;
2096: char buf[BUFSIZ];
2097: #ifndef OSNAME
2098: struct utsname utsname;
2099: #endif
2100:
2101: n = mdoc->last;
2102:
2103: /*
2104: * Set the operating system by way of the `Os' macro. Note that
2105: * if an argument isn't provided and -DOSNAME="\"foo\"" is
2106: * provided during compilation, this value will be used instead
2107: * of filling in "sysname release" from uname().
2108: */
2109:
2110: if (mdoc->meta.os)
2111: free(mdoc->meta.os);
2112:
2113: if ( ! concat(mdoc, buf, n->child, BUFSIZ))
2114: return(0);
2115:
2116: /* XXX: yes, these can all be dynamically-adjusted buffers, but
2117: * it's really not worth the extra hackery.
2118: */
2119:
2120: if ('\0' == buf[0]) {
2121: #ifdef OSNAME
2122: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
2123: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2124: return(0);
2125: }
2126: #else /*!OSNAME */
1.136 kristaps 2127: if (uname(&utsname)) {
2128: mdoc_nmsg(mdoc, n, MANDOCERR_UNAME);
2129: mdoc->meta.os = mandoc_strdup("UNKNOWN");
2130: return(post_prol(mdoc));
2131: }
1.132 kristaps 2132:
2133: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
2134: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2135: return(0);
2136: }
1.136 kristaps 2137: if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
1.132 kristaps 2138: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2139: return(0);
2140: }
2141: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
2142: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2143: return(0);
2144: }
2145: #endif /*!OSNAME*/
2146: }
2147:
2148: mdoc->meta.os = mandoc_strdup(buf);
2149: return(1);
2150: }
2151:
2152: static int
2153: post_std(POST_ARGS)
2154: {
2155: struct mdoc_node *nn, *n;
2156:
2157: n = mdoc->last;
2158:
2159: /*
2160: * Macros accepting `-std' as an argument have the name of the
2161: * current document (`Nm') filled in as the argument if it's not
2162: * provided.
2163: */
2164:
2165: if (n->child)
2166: return(1);
1.133 kristaps 2167:
1.132 kristaps 2168: if (NULL == mdoc->meta.name)
2169: return(1);
2170:
2171: nn = n;
2172: mdoc->next = MDOC_NEXT_CHILD;
2173:
2174: if ( ! mdoc_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name))
2175: return(0);
1.133 kristaps 2176:
1.132 kristaps 2177: mdoc->last = nn;
2178: return(1);
2179: }
2180:
2181: static int
2182: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
2183: {
2184:
2185: p[0] = '\0';
2186:
2187: /*
2188: * Concatenate sibling nodes together. All siblings must be of
2189: * type MDOC_TEXT or an assertion is raised. Concatenation is
1.133 kristaps 2190: * separated by a single whitespace. Returns 0 on fatal (string
2191: * overrun) error.
1.132 kristaps 2192: */
2193:
2194: for ( ; n; n = n->next) {
2195: assert(MDOC_TEXT == n->type);
2196:
2197: if (strlcat(p, n->string, sz) >= sz) {
2198: mdoc_nmsg(m, n, MANDOCERR_MEM);
2199: return(0);
2200: }
2201:
2202: if (NULL == n->next)
2203: continue;
2204:
2205: if (strlcat(p, " ", sz) >= sz) {
2206: mdoc_nmsg(m, n, MANDOCERR_MEM);
2207: return(0);
2208: }
2209: }
2210:
2211: return(1);
2212: }
2213:
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