Annotation of mandoc/mdoc_validate.c, Revision 1.133
1.133 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.132 2010/11/30 12:59:20 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
45: #define DATESIZ 32
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 */
213: { NULL, posts_wline }, /* Op */
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 */
234: { NULL, posts_wline }, /* Aq */
235: { NULL, posts_at }, /* At */
236: { NULL, NULL }, /* Bc */
237: { NULL, posts_bf }, /* Bf */
238: { NULL, NULL }, /* Bo */
239: { NULL, posts_wline }, /* Bq */
240: { NULL, NULL }, /* Bsx */
241: { NULL, NULL }, /* Bx */
242: { NULL, posts_bool }, /* Db */
243: { NULL, NULL }, /* Dc */
244: { NULL, NULL }, /* Do */
245: { NULL, posts_wline }, /* Dq */
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 */
259: { NULL, posts_wline }, /* Pq */
260: { NULL, NULL }, /* Qc */
261: { NULL, posts_wline }, /* Ql */
262: { NULL, NULL }, /* Qo */
263: { NULL, posts_wline }, /* Qq */
264: { NULL, NULL }, /* Re */
1.43 kristaps 265: { NULL, posts_rs }, /* Rs */
1.1 kristaps 266: { NULL, NULL }, /* Sc */
267: { NULL, NULL }, /* So */
268: { NULL, posts_wline }, /* Sq */
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 */
1.1 kristaps 290: { NULL, posts_wline }, /* Brq */
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: /* Display elements (`Bd', `D1'...) cannot be nested. */
579:
580: if (MDOC_BLOCK != n->type)
581: return(1);
582:
583: /* LINTED */
584: for (node = mdoc->last->parent; node; node = node->parent)
585: if (MDOC_BLOCK == node->type)
586: if (MDOC_Bd == node->tok)
587: break;
1.128 kristaps 588:
1.1 kristaps 589: if (NULL == node)
590: return(1);
591:
1.79 kristaps 592: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
593: return(0);
1.1 kristaps 594: }
595:
596:
597: static int
598: pre_bl(PRE_ARGS)
599: {
1.104 kristaps 600: int i, comp, dup;
601: const char *offs, *width;
602: enum mdoc_list lt;
603: struct mdoc_node *np;
1.1 kristaps 604:
1.91 kristaps 605: if (MDOC_BLOCK != n->type) {
1.104 kristaps 606: if (ENDBODY_NOT != n->end) {
607: assert(n->pending);
608: np = n->pending->parent;
609: } else
610: np = n->parent;
611:
612: assert(np);
613: assert(MDOC_BLOCK == np->type);
614: assert(MDOC_Bl == np->tok);
615: assert(np->data.Bl);
616: n->data.Bl = np->data.Bl;
1.1 kristaps 617: return(1);
1.79 kristaps 618: }
1.1 kristaps 619:
1.91 kristaps 620: /*
621: * First figure out which kind of list to use: bind ourselves to
622: * the first mentioned list type and warn about any remaining
623: * ones. If we find no list type, we default to LIST_item.
624: */
1.1 kristaps 625:
1.104 kristaps 626: assert(NULL == n->data.Bl);
627: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 628:
629: /* LINTED */
1.91 kristaps 630: for (i = 0; n->args && i < (int)n->args->argc; i++) {
631: lt = LIST__NONE;
1.97 kristaps 632: dup = comp = 0;
1.99 kristaps 633: width = offs = NULL;
1.91 kristaps 634: switch (n->args->argv[i].arg) {
635: /* Set list types. */
1.1 kristaps 636: case (MDOC_Bullet):
1.91 kristaps 637: lt = LIST_bullet;
638: break;
1.1 kristaps 639: case (MDOC_Dash):
1.91 kristaps 640: lt = LIST_dash;
641: break;
1.1 kristaps 642: case (MDOC_Enum):
1.91 kristaps 643: lt = LIST_enum;
644: break;
1.1 kristaps 645: case (MDOC_Hyphen):
1.91 kristaps 646: lt = LIST_hyphen;
647: break;
1.1 kristaps 648: case (MDOC_Item):
1.91 kristaps 649: lt = LIST_item;
650: break;
1.1 kristaps 651: case (MDOC_Tag):
1.91 kristaps 652: lt = LIST_tag;
653: break;
1.1 kristaps 654: case (MDOC_Diag):
1.91 kristaps 655: lt = LIST_diag;
656: break;
1.1 kristaps 657: case (MDOC_Hang):
1.91 kristaps 658: lt = LIST_hang;
659: break;
1.1 kristaps 660: case (MDOC_Ohang):
1.91 kristaps 661: lt = LIST_ohang;
662: break;
1.1 kristaps 663: case (MDOC_Inset):
1.91 kristaps 664: lt = LIST_inset;
665: break;
1.1 kristaps 666: case (MDOC_Column):
1.91 kristaps 667: lt = LIST_column;
668: break;
669: /* Set list arguments. */
1.45 kristaps 670: case (MDOC_Compact):
1.104 kristaps 671: dup = n->data.Bl->comp;
1.97 kristaps 672: comp = 1;
1.91 kristaps 673: break;
1.1 kristaps 674: case (MDOC_Width):
1.104 kristaps 675: dup = (NULL != n->data.Bl->width);
1.99 kristaps 676: width = n->args->argv[i].value[0];
1.8 kristaps 677: break;
1.1 kristaps 678: case (MDOC_Offset):
1.98 kristaps 679: /* NB: this can be empty! */
680: if (n->args->argv[i].sz) {
681: offs = n->args->argv[i].value[0];
1.104 kristaps 682: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 683: break;
684: }
1.133 ! kristaps 685: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.1 kristaps 686: break;
1.113 kristaps 687: default:
688: continue;
1.1 kristaps 689: }
690:
1.91 kristaps 691: /* Check: duplicate auxiliary arguments. */
692:
1.133 ! kristaps 693: if (dup)
! 694: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.97 kristaps 695:
696: if (comp && ! dup)
1.104 kristaps 697: n->data.Bl->comp = comp;
1.98 kristaps 698: if (offs && ! dup)
1.104 kristaps 699: n->data.Bl->offs = offs;
1.99 kristaps 700: if (width && ! dup)
1.104 kristaps 701: n->data.Bl->width = width;
1.91 kristaps 702:
703: /* Check: multiple list types. */
704:
1.104 kristaps 705: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.133 ! kristaps 706: mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP);
1.91 kristaps 707:
708: /* Assign list type. */
709:
1.109 kristaps 710: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 711: n->data.Bl->type = lt;
1.109 kristaps 712: /* Set column information, too. */
713: if (LIST_column == lt) {
714: n->data.Bl->ncols =
715: n->args->argv[i].sz;
716: n->data.Bl->cols = (const char **)
717: n->args->argv[i].value;
718: }
719: }
1.91 kristaps 720:
721: /* The list type should come first. */
722:
1.104 kristaps 723: if (n->data.Bl->type == LIST__NONE)
724: if (n->data.Bl->width ||
725: n->data.Bl->offs ||
726: n->data.Bl->comp)
1.133 ! kristaps 727: mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST);
1.91 kristaps 728:
729: continue;
730: }
731:
732: /* Allow lists to default to LIST_item. */
733:
1.104 kristaps 734: if (LIST__NONE == n->data.Bl->type) {
1.133 ! kristaps 735: mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
1.104 kristaps 736: n->data.Bl->type = LIST_item;
1.79 kristaps 737: }
1.1 kristaps 738:
1.8 kristaps 739: /*
740: * Validate the width field. Some list types don't need width
741: * types and should be warned about them. Others should have it
742: * and must also be warned.
743: */
744:
1.104 kristaps 745: switch (n->data.Bl->type) {
1.91 kristaps 746: case (LIST_tag):
1.104 kristaps 747: if (n->data.Bl->width)
1.91 kristaps 748: break;
1.133 ! kristaps 749: mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
! 750: break;
1.91 kristaps 751: case (LIST_column):
1.1 kristaps 752: /* FALLTHROUGH */
1.91 kristaps 753: case (LIST_diag):
1.1 kristaps 754: /* FALLTHROUGH */
1.91 kristaps 755: case (LIST_ohang):
1.53 kristaps 756: /* FALLTHROUGH */
1.91 kristaps 757: case (LIST_inset):
1.1 kristaps 758: /* FALLTHROUGH */
1.91 kristaps 759: case (LIST_item):
1.104 kristaps 760: if (NULL == n->data.Bl->width)
1.91 kristaps 761: break;
1.133 ! kristaps 762: mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG);
! 763: break;
1.8 kristaps 764: default:
765: break;
766: }
767:
1.1 kristaps 768: return(1);
769: }
770:
771:
772: static int
773: pre_bd(PRE_ARGS)
774: {
1.104 kristaps 775: int i, dup, comp;
776: enum mdoc_disp dt;
777: const char *offs;
778: struct mdoc_node *np;
1.1 kristaps 779:
1.93 kristaps 780: if (MDOC_BLOCK != n->type) {
1.104 kristaps 781: if (ENDBODY_NOT != n->end) {
782: assert(n->pending);
783: np = n->pending->parent;
784: } else
785: np = n->parent;
786:
787: assert(np);
788: assert(MDOC_BLOCK == np->type);
789: assert(MDOC_Bd == np->tok);
790: assert(np->data.Bd);
791: n->data.Bd = np->data.Bd;
1.1 kristaps 792: return(1);
1.79 kristaps 793: }
1.1 kristaps 794:
1.104 kristaps 795: assert(NULL == n->data.Bd);
796: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 797:
798: /* LINTED */
1.93 kristaps 799: for (i = 0; n->args && i < (int)n->args->argc; i++) {
800: dt = DISP__NONE;
1.94 kristaps 801: dup = comp = 0;
802: offs = NULL;
803:
1.1 kristaps 804: switch (n->args->argv[i].arg) {
1.49 kristaps 805: case (MDOC_Centred):
1.93 kristaps 806: dt = DISP_centred;
807: break;
1.1 kristaps 808: case (MDOC_Ragged):
1.93 kristaps 809: dt = DISP_ragged;
810: break;
1.1 kristaps 811: case (MDOC_Unfilled):
1.93 kristaps 812: dt = DISP_unfilled;
813: break;
1.1 kristaps 814: case (MDOC_Filled):
1.93 kristaps 815: dt = DISP_filled;
816: break;
1.1 kristaps 817: case (MDOC_Literal):
1.93 kristaps 818: dt = DISP_literal;
1.79 kristaps 819: break;
1.93 kristaps 820: case (MDOC_File):
821: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
822: return(0);
823: case (MDOC_Offset):
1.94 kristaps 824: /* NB: this can be empty! */
825: if (n->args->argv[i].sz) {
826: offs = n->args->argv[i].value[0];
1.104 kristaps 827: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 828: break;
829: }
1.133 ! kristaps 830: mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
1.94 kristaps 831: break;
1.93 kristaps 832: case (MDOC_Compact):
1.94 kristaps 833: comp = 1;
1.104 kristaps 834: dup = n->data.Bd->comp;
1.94 kristaps 835: break;
1.1 kristaps 836: default:
1.94 kristaps 837: abort();
838: /* NOTREACHED */
1.1 kristaps 839: }
840:
1.94 kristaps 841: /* Check whether we have duplicates. */
842:
1.133 ! kristaps 843: if (dup)
! 844: mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
1.94 kristaps 845:
846: /* Make our auxiliary assignments. */
847:
848: if (offs && ! dup)
1.104 kristaps 849: n->data.Bd->offs = offs;
1.94 kristaps 850: if (comp && ! dup)
1.104 kristaps 851: n->data.Bd->comp = comp;
1.94 kristaps 852:
853: /* Check whether a type has already been assigned. */
854:
1.104 kristaps 855: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.133 ! kristaps 856: mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP);
1.93 kristaps 857:
1.94 kristaps 858: /* Make our type assignment. */
859:
1.104 kristaps 860: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
861: n->data.Bd->type = dt;
1.93 kristaps 862: }
863:
1.104 kristaps 864: if (DISP__NONE == n->data.Bd->type) {
1.133 ! kristaps 865: mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
1.104 kristaps 866: n->data.Bd->type = DISP_ragged;
1.93 kristaps 867: }
868:
869: return(1);
1.1 kristaps 870: }
871:
872:
873: static int
874: pre_ss(PRE_ARGS)
875: {
876:
877: if (MDOC_BLOCK != n->type)
878: return(1);
879: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
880: }
881:
882:
883: static int
884: pre_sh(PRE_ARGS)
885: {
886:
887: if (MDOC_BLOCK != n->type)
888: return(1);
1.100 kristaps 889:
890: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 891: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 892: }
893:
894:
895: static int
896: pre_it(PRE_ARGS)
897: {
898:
899: if (MDOC_BLOCK != n->type)
900: return(1);
1.133 ! kristaps 901:
1.79 kristaps 902: /*
903: * FIXME: this can probably be lifted if we make the It into
904: * something else on-the-fly?
905: */
1.1 kristaps 906: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
907: }
908:
909:
910: static int
911: pre_an(PRE_ARGS)
912: {
1.121 kristaps 913: int i;
1.1 kristaps 914:
1.107 kristaps 915: if (NULL == n->args)
1.1 kristaps 916: return(1);
1.121 kristaps 917:
918: for (i = 1; i < (int)n->args->argc; i++)
1.133 ! kristaps 919: mdoc_pmsg(mdoc, n->args->argv[i].line,
! 920: n->args->argv[i].pos, MANDOCERR_IGNARGV);
1.120 kristaps 921:
1.107 kristaps 922: if (MDOC_Split == n->args->argv[0].arg)
923: n->data.An.auth = AUTH_split;
924: else if (MDOC_Nosplit == n->args->argv[0].arg)
925: n->data.An.auth = AUTH_nosplit;
926: else
927: abort();
928:
929: return(1);
1.1 kristaps 930: }
931:
932: static int
1.133 ! kristaps 933: pre_std(PRE_ARGS)
1.1 kristaps 934: {
935:
1.133 ! kristaps 936: if (n->args && 1 == n->args->argc)
! 937: if (MDOC_Std == n->args->argv[0].arg)
! 938: return(1);
! 939:
! 940: mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV);
! 941: return(1);
1.1 kristaps 942: }
943:
1.85 kristaps 944: static int
1.1 kristaps 945: pre_dt(PRE_ARGS)
946: {
1.54 kristaps 947:
1.1 kristaps 948: if (0 == mdoc->meta.date || mdoc->meta.os)
1.133 ! kristaps 949: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
! 950:
1.1 kristaps 951: if (mdoc->meta.title)
1.133 ! kristaps 952: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
! 953:
1.1 kristaps 954: return(1);
955: }
956:
957: static int
958: pre_os(PRE_ARGS)
959: {
960:
961: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.133 ! kristaps 962: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
! 963:
1.1 kristaps 964: if (mdoc->meta.os)
1.133 ! kristaps 965: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
! 966:
1.1 kristaps 967: return(1);
968: }
969:
970: static int
971: pre_dd(PRE_ARGS)
972: {
973:
974: if (mdoc->meta.title || mdoc->meta.os)
1.133 ! kristaps 975: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
! 976:
1.1 kristaps 977: if (mdoc->meta.date)
1.133 ! kristaps 978: mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
! 979:
1.1 kristaps 980: return(1);
981: }
982:
983:
984: static int
985: post_bf(POST_ARGS)
986: {
1.105 kristaps 987: struct mdoc_node *np;
1.113 kristaps 988: enum mdocargt arg;
1.105 kristaps 989:
990: /*
991: * Unlike other data pointers, these are "housed" by the HEAD
992: * element, which contains the goods.
993: */
1.1 kristaps 994:
1.105 kristaps 995: if (MDOC_HEAD != mdoc->last->type) {
996: if (ENDBODY_NOT != mdoc->last->end) {
997: assert(mdoc->last->pending);
998: np = mdoc->last->pending->parent->head;
999: } else if (MDOC_BLOCK != mdoc->last->type) {
1000: np = mdoc->last->parent->head;
1001: } else
1002: np = mdoc->last->head;
1003:
1004: assert(np);
1005: assert(MDOC_HEAD == np->type);
1006: assert(MDOC_Bf == np->tok);
1007: assert(np->data.Bf);
1008: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 1009: return(1);
1.105 kristaps 1010: }
1.1 kristaps 1011:
1.105 kristaps 1012: np = mdoc->last;
1.106 kristaps 1013: assert(MDOC_BLOCK == np->parent->type);
1014: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 1015: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 1016:
1.105 kristaps 1017: /*
1018: * Cannot have both argument and parameter.
1019: * If neither is specified, let it through with a warning.
1020: */
1021:
1.106 kristaps 1022: if (np->parent->args && np->child) {
1.105 kristaps 1023: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 1024: return(0);
1.133 ! kristaps 1025: } else if (NULL == np->parent->args && NULL == np->child) {
! 1026: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
! 1027: return(1);
! 1028: }
1.105 kristaps 1029:
1030: /* Extract argument into data. */
1031:
1.106 kristaps 1032: if (np->parent->args) {
1033: arg = np->parent->args->argv[0].arg;
1.105 kristaps 1034: if (MDOC_Emphasis == arg)
1035: np->data.Bf->font = FONT_Em;
1036: else if (MDOC_Literal == arg)
1037: np->data.Bf->font = FONT_Li;
1038: else if (MDOC_Symbolic == arg)
1039: np->data.Bf->font = FONT_Sy;
1040: else
1041: abort();
1.13 kristaps 1042: return(1);
1.79 kristaps 1043: }
1.1 kristaps 1044:
1.105 kristaps 1045: /* Extract parameter into data. */
1.1 kristaps 1046:
1.105 kristaps 1047: if (0 == strcmp(np->child->string, "Em"))
1048: np->data.Bf->font = FONT_Em;
1049: else if (0 == strcmp(np->child->string, "Li"))
1050: np->data.Bf->font = FONT_Li;
1051: else if (0 == strcmp(np->child->string, "Sy"))
1052: np->data.Bf->font = FONT_Sy;
1.133 ! kristaps 1053: else
! 1054: mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
1.1 kristaps 1055:
1.105 kristaps 1056: return(1);
1.1 kristaps 1057: }
1058:
1059: static int
1.31 kristaps 1060: post_lb(POST_ARGS)
1061: {
1.127 kristaps 1062: const char *p;
1063: char *buf;
1064: size_t sz;
1065:
1066: assert(mdoc->last->child);
1067: assert(MDOC_TEXT == mdoc->last->child->type);
1068:
1069: p = mdoc_a2lib(mdoc->last->child->string);
1070:
1071: /* If lookup ok, replace with table value. */
1.31 kristaps 1072:
1.127 kristaps 1073: if (p) {
1074: free(mdoc->last->child->string);
1075: mdoc->last->child->string = mandoc_strdup(p);
1.31 kristaps 1076: return(1);
1.127 kristaps 1077: }
1078:
1079: /* If not, use "library ``xxxx''. */
1080:
1081: sz = strlen(mdoc->last->child->string) +
1082: 2 + strlen("\\(lqlibrary\\(rq");
1083: buf = mandoc_malloc(sz);
1084: snprintf(buf, sz, "library \\(lq%s\\(rq",
1085: mdoc->last->child->string);
1086: free(mdoc->last->child->string);
1087: mdoc->last->child->string = buf;
1088: return(1);
1.84 kristaps 1089: }
1090:
1091: static int
1092: post_eoln(POST_ARGS)
1093: {
1094:
1.133 ! kristaps 1095: if (mdoc->last->child)
! 1096: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
! 1097: return(1);
1.31 kristaps 1098: }
1099:
1100:
1101: static int
1.57 kristaps 1102: post_vt(POST_ARGS)
1103: {
1104: const struct mdoc_node *n;
1105:
1106: /*
1107: * The Vt macro comes in both ELEM and BLOCK form, both of which
1108: * have different syntaxes (yet more context-sensitive
1109: * behaviour). ELEM types must have a child; BLOCK types,
1110: * specifically the BODY, should only have TEXT children.
1111: */
1112:
1113: if (MDOC_ELEM == mdoc->last->type)
1114: return(eerr_ge1(mdoc));
1115: if (MDOC_BODY != mdoc->last->type)
1116: return(1);
1117:
1118: for (n = mdoc->last->child; n; n = n->next)
1119: if (MDOC_TEXT != n->type)
1.133 ! kristaps 1120: mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
1.57 kristaps 1121:
1122: return(1);
1123: }
1124:
1125:
1126: static int
1.1 kristaps 1127: post_nm(POST_ARGS)
1128: {
1.132 kristaps 1129: char buf[BUFSIZ];
1.129 kristaps 1130:
1131: /* If no child specified, make sure we have the meta name. */
1.1 kristaps 1132:
1.129 kristaps 1133: if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {
1134: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);
1.1 kristaps 1135: return(1);
1.129 kristaps 1136: } else if (mdoc->meta.name)
1.1 kristaps 1137: return(1);
1.129 kristaps 1138:
1139: /* If no meta name, set it from the child. */
1140:
1.132 kristaps 1141: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1142: return(0);
1.129 kristaps 1143:
1.132 kristaps 1144: mdoc->meta.name = mandoc_strdup(buf);
1.129 kristaps 1145:
1146: return(1);
1.1 kristaps 1147: }
1148:
1.123 kristaps 1149: static int
1.128 kristaps 1150: post_literal(POST_ARGS)
1151: {
1152:
1153: /*
1154: * The `Dl' (note "el" not "one") and `Bd' macros unset the
1155: * MDOC_LITERAL flag as they leave. Note that `Bd' only sets
1156: * this in literal mode, but it doesn't hurt to just switch it
1157: * off in general since displays can't be nested.
1158: */
1159:
1160: if (MDOC_BODY == mdoc->last->type)
1161: mdoc->last->flags &= ~MDOC_LITERAL;
1162:
1163: return(1);
1164: }
1165:
1166: static int
1.123 kristaps 1167: post_defaults(POST_ARGS)
1168: {
1169: struct mdoc_node *nn;
1170:
1171: /*
1172: * The `Ar' defaults to "file ..." if no value is provided as an
1.129 kristaps 1173: * argument; the `Mt' and `Pa' macros use "~"; the `Li' just
1174: * gets an empty string.
1.123 kristaps 1175: */
1176:
1177: if (mdoc->last->child)
1178: return(1);
1179:
1180: nn = mdoc->last;
1181: mdoc->next = MDOC_NEXT_CHILD;
1182:
1183: switch (nn->tok) {
1184: case (MDOC_Ar):
1185: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file"))
1186: return(0);
1187: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "..."))
1188: return(0);
1189: break;
1.126 kristaps 1190: case (MDOC_At):
1191: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T"))
1192: return(0);
1193: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX"))
1194: return(0);
1195: break;
1.123 kristaps 1196: case (MDOC_Li):
1197: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, ""))
1198: return(0);
1199: break;
1.129 kristaps 1200: case (MDOC_Pa):
1201: /* FALLTHROUGH */
1.123 kristaps 1202: case (MDOC_Mt):
1203: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~"))
1204: return(0);
1205: break;
1206: default:
1207: abort();
1208: /* NOTREACHED */
1209: }
1210:
1211: mdoc->last = nn;
1212: return(1);
1213: }
1.1 kristaps 1214:
1215: static int
1216: post_at(POST_ARGS)
1217: {
1.126 kristaps 1218: const char *p, *q;
1219: char *buf;
1220: size_t sz;
1.1 kristaps 1221:
1.126 kristaps 1222: /*
1223: * If we have a child, look it up in the standard keys. If a
1224: * key exist, use that instead of the child; if it doesn't,
1225: * prefix "AT&T UNIX " to the existing data.
1226: */
1227:
1.1 kristaps 1228: if (NULL == mdoc->last->child)
1229: return(1);
1.126 kristaps 1230:
1.79 kristaps 1231: assert(MDOC_TEXT == mdoc->last->child->type);
1.126 kristaps 1232: p = mdoc_a2att(mdoc->last->child->string);
1233:
1234: if (p) {
1235: free(mdoc->last->child->string);
1236: mdoc->last->child->string = mandoc_strdup(p);
1237: } else {
1238: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
1239: p = "AT&T UNIX ";
1240: q = mdoc->last->child->string;
1241: sz = strlen(p) + strlen(q) + 1;
1242: buf = mandoc_malloc(sz);
1243: strlcpy(buf, p, sz);
1244: strlcat(buf, q, sz);
1245: free(mdoc->last->child->string);
1246: mdoc->last->child->string = buf;
1247: }
1248:
1249: return(1);
1.1 kristaps 1250: }
1251:
1252: static int
1253: post_an(POST_ARGS)
1254: {
1.107 kristaps 1255: struct mdoc_node *np;
1.1 kristaps 1256:
1.107 kristaps 1257: np = mdoc->last;
1258: if (AUTH__NONE != np->data.An.auth && np->child)
1.120 kristaps 1259: return(eerr_eq0(mdoc));
1.133 ! kristaps 1260:
1.120 kristaps 1261: /*
1262: * FIXME: make this ewarn and make sure that the front-ends
1263: * don't print the arguments.
1264: */
1.107 kristaps 1265: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1266: return(1);
1.133 ! kristaps 1267:
! 1268: mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS);
! 1269: return(1);
1.1 kristaps 1270: }
1271:
1272:
1273: static int
1274: post_it(POST_ARGS)
1275: {
1.89 kristaps 1276: int i, cols, rc;
1277: enum mdoc_list lt;
1.1 kristaps 1278: struct mdoc_node *n, *c;
1.89 kristaps 1279: enum mandocerr er;
1.1 kristaps 1280:
1281: if (MDOC_BLOCK != mdoc->last->type)
1282: return(1);
1283:
1284: n = mdoc->last->parent->parent;
1.104 kristaps 1285: assert(n->data.Bl);
1286: lt = n->data.Bl->type;
1.89 kristaps 1287:
1288: if (LIST__NONE == lt) {
1.79 kristaps 1289: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1.133 ! kristaps 1290: return(1);
1.79 kristaps 1291: }
1.1 kristaps 1292:
1.89 kristaps 1293: switch (lt) {
1294: case (LIST_tag):
1295: if (mdoc->last->head->child)
1.1 kristaps 1296: break;
1.89 kristaps 1297: /* FIXME: give this a dummy value. */
1.133 ! kristaps 1298: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1299: break;
1.89 kristaps 1300: case (LIST_hang):
1.1 kristaps 1301: /* FALLTHROUGH */
1.89 kristaps 1302: case (LIST_ohang):
1.1 kristaps 1303: /* FALLTHROUGH */
1.89 kristaps 1304: case (LIST_inset):
1.1 kristaps 1305: /* FALLTHROUGH */
1.89 kristaps 1306: case (LIST_diag):
1.1 kristaps 1307: if (NULL == mdoc->last->head->child)
1.133 ! kristaps 1308: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
1.1 kristaps 1309: break;
1.89 kristaps 1310: case (LIST_bullet):
1.1 kristaps 1311: /* FALLTHROUGH */
1.89 kristaps 1312: case (LIST_dash):
1.1 kristaps 1313: /* FALLTHROUGH */
1.89 kristaps 1314: case (LIST_enum):
1.1 kristaps 1315: /* FALLTHROUGH */
1.89 kristaps 1316: case (LIST_hyphen):
1.108 schwarze 1317: if (NULL == mdoc->last->body->child)
1.133 ! kristaps 1318: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.1 kristaps 1319: /* FALLTHROUGH */
1.89 kristaps 1320: case (LIST_item):
1.1 kristaps 1321: if (mdoc->last->head->child)
1.133 ! kristaps 1322: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
1.1 kristaps 1323: break;
1.89 kristaps 1324: case (LIST_column):
1.109 kristaps 1325: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1326:
1.87 kristaps 1327: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1328:
1.87 kristaps 1329: if (NULL == mdoc->last->body->child)
1.133 ! kristaps 1330: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
1.87 kristaps 1331:
1.89 kristaps 1332: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1333: if (MDOC_BODY == c->type)
1334: i++;
1.38 kristaps 1335:
1.89 kristaps 1336: if (i < cols)
1337: er = MANDOCERR_ARGCOUNT;
1338: else if (i == cols || i == cols + 1)
1.38 kristaps 1339: break;
1.89 kristaps 1340: else
1341: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1342:
1.89 kristaps 1343: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1344: mdoc->last->line, mdoc->last->pos,
1345: "columns == %d (have %d)", cols, i);
1.89 kristaps 1346: return(rc);
1.1 kristaps 1347: default:
1348: break;
1349: }
1350:
1351: return(1);
1352: }
1353:
1.131 kristaps 1354: static int
1355: post_bl_block(POST_ARGS)
1356: {
1357: struct mdoc_node *n;
1358:
1359: /*
1360: * These are fairly complicated, so we've broken them into two
1361: * functions. post_bl_block_tag() is called when a -tag is
1362: * specified, but no -width (it must be guessed). The second
1363: * when a -width is specified (macro indicators must be
1364: * rewritten into real lengths).
1365: */
1366:
1367: n = mdoc->last;
1368:
1369: if (LIST_tag == n->data.Bl->type &&
1370: NULL == n->data.Bl->width) {
1371: if ( ! post_bl_block_tag(mdoc))
1372: return(0);
1373: } else if (NULL != n->data.Bl->width) {
1374: if ( ! post_bl_block_width(mdoc))
1375: return(0);
1376: } else
1377: return(1);
1378:
1379: assert(n->data.Bl->width);
1380: return(1);
1381: }
1382:
1383: static int
1384: post_bl_block_width(POST_ARGS)
1385: {
1386: size_t width;
1387: int i;
1388: enum mdoct tok;
1389: struct mdoc_node *n;
1390: char buf[NUMSIZ];
1391:
1392: n = mdoc->last;
1393:
1394: /*
1395: * Calculate the real width of a list from the -width string,
1396: * which may contain a macro (with a known default width), a
1397: * literal string, or a scaling width.
1398: *
1399: * If the value to -width is a macro, then we re-write it to be
1400: * the macro's width as set in share/tmac/mdoc/doc-common.
1401: */
1402:
1403: if (0 == strcmp(n->data.Bl->width, "Ds"))
1404: width = 6;
1405: else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
1406: return(1);
1.133 ! kristaps 1407: else if (0 == (width = mdoc_macro2len(tok))) {
! 1408: mdoc_nmsg(mdoc, n, MANDOCERR_BADWIDTH);
! 1409: return(1);
! 1410: }
1.131 kristaps 1411:
1412: /* The value already exists: free and reallocate it. */
1413:
1414: assert(n->args);
1415:
1416: for (i = 0; i < (int)n->args->argc; i++)
1417: if (MDOC_Width == n->args->argv[i].arg)
1418: break;
1419:
1420: assert(i < (int)n->args->argc);
1421:
1422: snprintf(buf, NUMSIZ, "%zun", width);
1423: free(n->args->argv[i].value[0]);
1424: n->args->argv[i].value[0] = mandoc_strdup(buf);
1425:
1426: /* Set our width! */
1427: n->data.Bl->width = n->args->argv[i].value[0];
1428: return(1);
1429: }
1430:
1431: static int
1432: post_bl_block_tag(POST_ARGS)
1433: {
1434: struct mdoc_node *n, *nn;
1435: size_t sz, ssz;
1436: int i;
1437: char buf[NUMSIZ];
1438:
1439: /*
1440: * Calculate the -width for a `Bl -tag' list if it hasn't been
1441: * provided. Uses the first head macro. NOTE AGAIN: this is
1442: * ONLY if the -width argument has NOT been provided. See
1443: * post_bl_block_width() for converting the -width string.
1444: */
1445:
1446: sz = 10;
1447: n = mdoc->last;
1448:
1449: for (nn = n->body->child; nn; nn = nn->next) {
1450: if (MDOC_It != nn->tok)
1451: continue;
1452:
1453: assert(MDOC_BLOCK == nn->type);
1454: nn = nn->head->child;
1455:
1456: if (nn == NULL) {
1457: /* No -width for .Bl and first .It is emtpy */
1.133 ! kristaps 1458: mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
1.131 kristaps 1459: break;
1460: }
1461:
1462: if (MDOC_TEXT == nn->type) {
1463: sz = strlen(nn->string) + 1;
1464: break;
1465: }
1466:
1467: if (0 != (ssz = mdoc_macro2len(nn->tok)))
1468: sz = ssz;
1.133 ! kristaps 1469: else
! 1470: mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
1.131 kristaps 1471:
1472: break;
1473: }
1474:
1475: /* Defaults to ten ens. */
1476:
1477: snprintf(buf, NUMSIZ, "%zun", sz);
1478:
1479: /*
1480: * We have to dynamically add this to the macro's argument list.
1481: * We're guaranteed that a MDOC_Width doesn't already exist.
1482: */
1483:
1484: assert(n->args);
1485: i = (int)(n->args->argc)++;
1486:
1487: n->args->argv = mandoc_realloc(n->args->argv,
1488: n->args->argc * sizeof(struct mdoc_argv));
1489:
1490: n->args->argv[i].arg = MDOC_Width;
1491: n->args->argv[i].line = n->line;
1492: n->args->argv[i].pos = n->pos;
1493: n->args->argv[i].sz = 1;
1494: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
1495: n->args->argv[i].value[0] = mandoc_strdup(buf);
1496:
1497: /* Set our width! */
1498: n->data.Bl->width = n->args->argv[i].value[0];
1499: return(1);
1500: }
1501:
1.1 kristaps 1502:
1503: static int
1.14 kristaps 1504: post_bl_head(POST_ARGS)
1505: {
1.130 kristaps 1506: struct mdoc_node *np, *nn, *nnp;
1507: int i, j;
1.14 kristaps 1508:
1.130 kristaps 1509: if (LIST_column != mdoc->last->data.Bl->type)
1510: /* FIXME: this should be ERROR class... */
1511: return(hwarn_eq0(mdoc));
1.14 kristaps 1512:
1.130 kristaps 1513: /*
1514: * Convert old-style lists, where the column width specifiers
1515: * trail as macro parameters, to the new-style ("normal-form")
1516: * lists where they're argument values following -column.
1517: */
1518:
1519: /* First, disallow both types and allow normal-form. */
1520:
1521: /*
1522: * TODO: technically, we can accept both and just merge the two
1523: * lists, but I'll leave that for another day.
1524: */
1525:
1526: if (mdoc->last->data.Bl->ncols && mdoc->last->nchild) {
1527: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_COLUMNS);
1528: return(0);
1529: } else if (NULL == mdoc->last->child)
1.90 kristaps 1530: return(1);
1.130 kristaps 1531:
1532: np = mdoc->last->parent;
1533: assert(np->args);
1534:
1535: for (j = 0; j < (int)np->args->argc; j++)
1536: if (MDOC_Column == np->args->argv[j].arg)
1537: break;
1538:
1539: assert(j < (int)np->args->argc);
1540: assert(0 == np->args->argv[j].sz);
1541:
1542: /*
1543: * Accomodate for new-style groff column syntax. Shuffle the
1544: * child nodes, all of which must be TEXT, as arguments for the
1545: * column field. Then, delete the head children.
1546: */
1547:
1548: np->args->argv[j].sz = (size_t)mdoc->last->nchild;
1549: np->args->argv[j].value = mandoc_malloc
1550: ((size_t)mdoc->last->nchild * sizeof(char *));
1551:
1552: mdoc->last->data.Bl->ncols = np->args->argv[j].sz;
1553: mdoc->last->data.Bl->cols = (const char **)np->args->argv[j].value;
1554:
1555: for (i = 0, nn = mdoc->last->child; nn; i++) {
1556: np->args->argv[j].value[i] = nn->string;
1557: nn->string = NULL;
1558: nnp = nn;
1559: nn = nn->next;
1560: mdoc_node_delete(NULL, nnp);
1.65 kristaps 1561: }
1.14 kristaps 1562:
1.130 kristaps 1563: mdoc->last->nchild = 0;
1564: mdoc->last->child = NULL;
1565:
1566: return(1);
1.14 kristaps 1567: }
1568:
1569: static int
1.1 kristaps 1570: post_bl(POST_ARGS)
1571: {
1572: struct mdoc_node *n;
1573:
1.14 kristaps 1574: if (MDOC_HEAD == mdoc->last->type)
1575: return(post_bl_head(mdoc));
1.131 kristaps 1576: if (MDOC_BLOCK == mdoc->last->type)
1577: return(post_bl_block(mdoc));
1.1 kristaps 1578: if (MDOC_BODY != mdoc->last->type)
1579: return(1);
1580: if (NULL == mdoc->last->child)
1581: return(1);
1582:
1.55 kristaps 1583: /*
1584: * We only allow certain children of `Bl'. This is usually on
1585: * `It', but apparently `Sm' occurs here and there, so we let
1586: * that one through, too.
1587: */
1588:
1.1 kristaps 1589: /* LINTED */
1590: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1591: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1592: continue;
1593: if (MDOC_Sm == n->tok)
1594: continue;
1.79 kristaps 1595: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1596: return(0);
1.1 kristaps 1597: }
1598:
1599: return(1);
1600: }
1601:
1602: static int
1603: ebool(struct mdoc *mdoc)
1604: {
1605:
1.133 ! kristaps 1606: if (NULL == mdoc->last->child)
! 1607: return(1);
! 1608:
! 1609: assert(MDOC_TEXT == mdoc->last->child->type);
1.1 kristaps 1610:
1.133 ! kristaps 1611: if (0 == strcmp(mdoc->last->child->string, "on"))
1.1 kristaps 1612: return(1);
1.133 ! kristaps 1613: if (0 == strcmp(mdoc->last->child->string, "off"))
! 1614: return(1);
! 1615:
! 1616: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADBOOL);
! 1617: return(1);
1.1 kristaps 1618: }
1619:
1620: static int
1621: post_root(POST_ARGS)
1622: {
1.133 ! kristaps 1623: int erc;
! 1624: struct mdoc_node *n;
1.1 kristaps 1625:
1.133 ! kristaps 1626: erc = 0;
! 1627:
! 1628: /* Check that we have a finished prologue. */
! 1629:
! 1630: if ( ! (MDOC_PBODY & mdoc->flags)) {
! 1631: erc++;
1.79 kristaps 1632: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1.133 ! kristaps 1633: }
! 1634:
! 1635: n = mdoc->first;
! 1636: assert(n);
! 1637:
! 1638: /* Check that we begin with a proper `Sh'. */
! 1639:
! 1640: if (NULL == n->child) {
! 1641: erc++;
! 1642: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
! 1643: } else if (MDOC_BLOCK != n->child->type ||
! 1644: MDOC_Sh != n->child->tok) {
! 1645: erc++;
! 1646: /* Can this be lifted? See rxdebug.1 for example. */
! 1647: mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
! 1648: }
1.1 kristaps 1649:
1.133 ! kristaps 1650: return(erc ? 0 : 1);
1.1 kristaps 1651: }
1652:
1653: static int
1654: post_st(POST_ARGS)
1655: {
1.128 kristaps 1656: const char *p;
1657:
1658: assert(MDOC_TEXT == mdoc->last->child->type);
1659:
1660: p = mdoc_a2st(mdoc->last->child->string);
1661:
1662: if (p == NULL) {
1663: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD);
1664: mdoc_node_delete(mdoc, mdoc->last);
1665: } else {
1666: free(mdoc->last->child->string);
1667: mdoc->last->child->string = mandoc_strdup(p);
1668: }
1.1 kristaps 1669:
1.128 kristaps 1670: return(1);
1.1 kristaps 1671: }
1672:
1673: static int
1.43 kristaps 1674: post_rs(POST_ARGS)
1675: {
1.122 kristaps 1676: struct mdoc_node *nn, *next, *prev;
1677: int i, j;
1.43 kristaps 1678:
1679: if (MDOC_BODY != mdoc->last->type)
1680: return(1);
1681:
1.122 kristaps 1682: /*
1683: * Make sure only certain types of nodes are allowed within the
1684: * the `Rs' body. Delete offending nodes and raise a warning.
1685: * Do this before re-ordering for the sake of clarity.
1686: */
1687:
1688: next = NULL;
1689: for (nn = mdoc->last->child; nn; nn = next) {
1690: for (i = 0; i < RSORD_MAX; i++)
1691: if (nn->tok == rsord[i])
1692: break;
1693:
1694: if (i < RSORD_MAX) {
1695: next = nn->next;
1696: continue;
1697: }
1698:
1699: next = nn->next;
1700: mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD);
1701: mdoc_node_delete(mdoc, nn);
1702: }
1703:
1704: /*
1705: * The full `Rs' block needs special handling to order the
1706: * sub-elements according to `rsord'. Pick through each element
1707: * and correctly order it. This is a insertion sort.
1708: */
1709:
1710: next = NULL;
1711: for (nn = mdoc->last->child->next; nn; nn = next) {
1712: /* Determine order of `nn'. */
1713: for (i = 0; i < RSORD_MAX; i++)
1714: if (rsord[i] == nn->tok)
1715: break;
1716:
1717: /*
1718: * Remove `nn' from the chain. This somewhat
1719: * repeats mdoc_node_unlink(), but since we're
1720: * just re-ordering, there's no need for the
1721: * full unlink process.
1722: */
1723:
1724: if (NULL != (next = nn->next))
1725: next->prev = nn->prev;
1726:
1727: if (NULL != (prev = nn->prev))
1728: prev->next = nn->next;
1729:
1730: nn->prev = nn->next = NULL;
1731:
1732: /*
1733: * Scan back until we reach a node that's
1734: * ordered before `nn'.
1735: */
1736:
1737: for ( ; prev ; prev = prev->prev) {
1738: /* Determine order of `prev'. */
1739: for (j = 0; j < RSORD_MAX; j++)
1740: if (rsord[j] == prev->tok)
1741: break;
1742:
1743: if (j <= i)
1744: break;
1745: }
1746:
1747: /*
1748: * Set `nn' back into its correct place in front
1749: * of the `prev' node.
1750: */
1751:
1752: nn->prev = prev;
1753:
1754: if (prev) {
1755: if (prev->next)
1756: prev->next->prev = nn;
1757: nn->next = prev->next;
1758: prev->next = nn;
1759: } else {
1760: mdoc->last->child->prev = nn;
1761: nn->next = mdoc->last->child;
1762: mdoc->last->child = nn;
1.43 kristaps 1763: }
1.122 kristaps 1764: }
1.43 kristaps 1765:
1766: return(1);
1767: }
1768:
1769: static int
1.1 kristaps 1770: post_sh(POST_ARGS)
1771: {
1772:
1773: if (MDOC_HEAD == mdoc->last->type)
1774: return(post_sh_head(mdoc));
1775: if (MDOC_BODY == mdoc->last->type)
1776: return(post_sh_body(mdoc));
1777:
1778: return(1);
1779: }
1780:
1781: static int
1782: post_sh_body(POST_ARGS)
1783: {
1784: struct mdoc_node *n;
1785:
1.29 kristaps 1786: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1787: return(1);
1788:
1789: /*
1790: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1791: * macros (can have multiple `Nm' and one `Nd'). Note that the
1792: * children of the BODY declaration can also be "text".
1793: */
1794:
1.133 ! kristaps 1795: if (NULL == (n = mdoc->last->child)) {
! 1796: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
! 1797: return(1);
! 1798: }
1.1 kristaps 1799:
1800: for ( ; n && n->next; n = n->next) {
1801: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1802: continue;
1.28 kristaps 1803: if (MDOC_TEXT == n->type)
1804: continue;
1.133 ! kristaps 1805: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
1.1 kristaps 1806: }
1807:
1.41 kristaps 1808: assert(n);
1.27 kristaps 1809: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1810: return(1);
1.133 ! kristaps 1811:
! 1812: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
! 1813: return(1);
1.1 kristaps 1814: }
1815:
1816: static int
1817: post_sh_head(POST_ARGS)
1818: {
1.132 kristaps 1819: char buf[BUFSIZ];
1820: enum mdoc_sec sec;
1.1 kristaps 1821:
1822: /*
1823: * Process a new section. Sections are either "named" or
1.125 kristaps 1824: * "custom". Custom sections are user-defined, while named ones
1825: * follow a conventional order and may only appear in certain
1826: * manual sections.
1.1 kristaps 1827: */
1828:
1.132 kristaps 1829: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
1830: return(0);
1.1 kristaps 1831:
1.72 kristaps 1832: sec = mdoc_str2sec(buf);
1.1 kristaps 1833:
1.125 kristaps 1834: /* The NAME should be first. */
1.1 kristaps 1835:
1.72 kristaps 1836: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.125 kristaps 1837: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST);
1838:
1839: /* The SYNOPSIS gets special attention in other areas. */
1840:
1841: if (SEC_SYNOPSIS == sec)
1842: mdoc->flags |= MDOC_SYNOPSIS;
1843: else
1844: mdoc->flags &= ~MDOC_SYNOPSIS;
1845:
1846: /* Mark our last section. */
1847:
1848: mdoc->lastsec = sec;
1849:
1850: /* We don't care about custom sections after this. */
1.72 kristaps 1851:
1.1 kristaps 1852: if (SEC_CUSTOM == sec)
1853: return(1);
1.72 kristaps 1854:
1.125 kristaps 1855: /*
1856: * Check whether our non-custom section is being repeated or is
1857: * out of order.
1858: */
1859:
1.1 kristaps 1860: if (sec == mdoc->lastnamed)
1.125 kristaps 1861: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP);
1.72 kristaps 1862:
1.1 kristaps 1863: if (sec < mdoc->lastnamed)
1.125 kristaps 1864: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO);
1865:
1866: /* Mark the last named section. */
1867:
1868: mdoc->lastnamed = sec;
1869:
1870: /* Check particular section/manual conventions. */
1.1 kristaps 1871:
1.125 kristaps 1872: assert(mdoc->meta.msec);
1.1 kristaps 1873:
1874: switch (sec) {
1.125 kristaps 1875: case (SEC_RETURN_VALUES):
1876: /* FALLTHROUGH */
1877: case (SEC_ERRORS):
1878: /* FALLTHROUGH */
1.1 kristaps 1879: case (SEC_LIBRARY):
1.78 kristaps 1880: if (*mdoc->meta.msec == '2')
1881: break;
1882: if (*mdoc->meta.msec == '3')
1883: break;
1884: if (*mdoc->meta.msec == '9')
1.1 kristaps 1885: break;
1.125 kristaps 1886: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);
1887: break;
1.1 kristaps 1888: default:
1889: break;
1890: }
1891:
1.117 kristaps 1892: return(1);
1893: }
1894:
1895: static int
1.124 kristaps 1896: pre_par(PRE_ARGS)
1.117 kristaps 1897: {
1898:
1.118 kristaps 1899: if (NULL == mdoc->last)
1900: return(1);
1901:
1.124 kristaps 1902: /*
1903: * Don't allow prior `Lp' or `Pp' prior to a paragraph-type
1904: * block: `Lp', `Pp', or non-compact `Bd' or `Bl'.
1905: */
1.118 kristaps 1906:
1907: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1.117 kristaps 1908: return(1);
1909:
1910: if (MDOC_Bl == n->tok && n->data.Bl->comp)
1911: return(1);
1912: if (MDOC_Bd == n->tok && n->data.Bd->comp)
1913: return(1);
1914:
1915: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1916: mdoc_node_delete(mdoc, mdoc->last);
1.128 kristaps 1917: return(1);
1918: }
1919:
1920: static int
1921: pre_literal(PRE_ARGS)
1922: {
1923:
1924: if (MDOC_BODY != n->type)
1925: return(1);
1926:
1927: /*
1928: * The `Dl' (note "el" not "one") and `Bd -literal' and `Bd
1929: * -unfilled' macros set MDOC_LITERAL on entrance to the body.
1930: */
1931:
1932: switch (n->tok) {
1933: case (MDOC_Dl):
1934: mdoc->flags |= MDOC_LITERAL;
1935: break;
1936: case (MDOC_Bd):
1937: assert(n->data.Bd);
1938: if (DISP_literal == n->data.Bd->type)
1939: mdoc->flags |= MDOC_LITERAL;
1940: if (DISP_unfilled == n->data.Bd->type)
1941: mdoc->flags |= MDOC_LITERAL;
1942: break;
1943: default:
1944: abort();
1945: /* NOTREACHED */
1946: }
1947:
1.1 kristaps 1948: return(1);
1949: }
1.132 kristaps 1950:
1951: static int
1952: post_dd(POST_ARGS)
1953: {
1954: char buf[DATESIZ];
1955: struct mdoc_node *n;
1956:
1957: n = mdoc->last;
1958:
1959: if (NULL == n->child) {
1960: mdoc->meta.date = time(NULL);
1.133 ! kristaps 1961: return(1);
1.132 kristaps 1962: }
1963:
1964: if ( ! concat(mdoc, buf, n->child, DATESIZ))
1965: return(0);
1966:
1967: mdoc->meta.date = mandoc_a2time
1968: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
1969:
1970: if (0 == mdoc->meta.date) {
1.133 ! kristaps 1971: mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE);
1.132 kristaps 1972: mdoc->meta.date = time(NULL);
1973: }
1974:
1975: return(1);
1976: }
1977:
1978: static int
1979: post_dt(POST_ARGS)
1980: {
1981: struct mdoc_node *nn, *n;
1982: const char *cp;
1983: char *p;
1984:
1985: n = mdoc->last;
1986:
1987: if (mdoc->meta.title)
1988: free(mdoc->meta.title);
1989: if (mdoc->meta.vol)
1990: free(mdoc->meta.vol);
1991: if (mdoc->meta.arch)
1992: free(mdoc->meta.arch);
1993:
1994: mdoc->meta.title = mdoc->meta.vol = mdoc->meta.arch = NULL;
1995:
1996: /* First make all characters uppercase. */
1997:
1998: if (NULL != (nn = n->child))
1999: for (p = nn->string; *p; p++) {
2000: if (toupper((u_char)*p) == *p)
2001: continue;
1.133 ! kristaps 2002:
! 2003: /*
! 2004: * FIXME: don't be lazy: have this make all
! 2005: * characters be uppercase and just warn once.
! 2006: */
! 2007: mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE);
1.132 kristaps 2008: break;
2009: }
2010:
2011: /* Handles: `.Dt'
2012: * --> title = unknown, volume = local, msec = 0, arch = NULL
2013: */
2014:
2015: if (NULL == (nn = n->child)) {
2016: /* XXX: make these macro values. */
2017: /* FIXME: warn about missing values. */
2018: mdoc->meta.title = mandoc_strdup("UNKNOWN");
2019: mdoc->meta.vol = mandoc_strdup("LOCAL");
2020: mdoc->meta.msec = mandoc_strdup("1");
2021: return(1);
2022: }
2023:
2024: /* Handles: `.Dt TITLE'
2025: * --> title = TITLE, volume = local, msec = 0, arch = NULL
2026: */
2027:
2028: mdoc->meta.title = mandoc_strdup
2029: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
2030:
2031: if (NULL == (nn = nn->next)) {
2032: /* FIXME: warn about missing msec. */
2033: /* XXX: make this a macro value. */
2034: mdoc->meta.vol = mandoc_strdup("LOCAL");
2035: mdoc->meta.msec = mandoc_strdup("1");
2036: return(1);
2037: }
2038:
2039: /* Handles: `.Dt TITLE SEC'
2040: * --> title = TITLE, volume = SEC is msec ?
2041: * format(msec) : SEC,
2042: * msec = SEC is msec ? atoi(msec) : 0,
2043: * arch = NULL
2044: */
2045:
2046: cp = mdoc_a2msec(nn->string);
2047: if (cp) {
2048: mdoc->meta.vol = mandoc_strdup(cp);
2049: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 ! kristaps 2050: } else {
! 2051: mdoc_nmsg(mdoc, n, MANDOCERR_BADMSEC);
1.132 kristaps 2052: mdoc->meta.vol = mandoc_strdup(nn->string);
2053: mdoc->meta.msec = mandoc_strdup(nn->string);
1.133 ! kristaps 2054: }
1.132 kristaps 2055:
2056: if (NULL == (nn = nn->next))
2057: return(1);
2058:
2059: /* Handles: `.Dt TITLE SEC VOL'
2060: * --> title = TITLE, volume = VOL is vol ?
2061: * format(VOL) :
2062: * VOL is arch ? format(arch) :
2063: * VOL
2064: */
2065:
2066: cp = mdoc_a2vol(nn->string);
2067: if (cp) {
2068: free(mdoc->meta.vol);
2069: mdoc->meta.vol = mandoc_strdup(cp);
2070: } else {
2071: /* FIXME: warn about bad arch. */
2072: cp = mdoc_a2arch(nn->string);
2073: if (NULL == cp) {
2074: free(mdoc->meta.vol);
2075: mdoc->meta.vol = mandoc_strdup(nn->string);
2076: } else
2077: mdoc->meta.arch = mandoc_strdup(cp);
2078: }
2079:
2080: /* Ignore any subsequent parameters... */
2081: /* FIXME: warn about subsequent parameters. */
2082:
2083: return(1);
2084: }
2085:
2086: static int
2087: post_prol(POST_ARGS)
2088: {
2089: /*
2090: * Remove prologue macros from the document after they're
2091: * processed. The final document uses mdoc_meta for these
2092: * values and discards the originals.
2093: */
2094:
2095: mdoc_node_delete(mdoc, mdoc->last);
2096: if (mdoc->meta.title && mdoc->meta.date && mdoc->meta.os)
2097: mdoc->flags |= MDOC_PBODY;
2098:
2099: return(1);
2100: }
2101:
2102: static int
2103: post_os(POST_ARGS)
2104: {
2105: struct mdoc_node *n;
2106: char buf[BUFSIZ];
2107: #ifndef OSNAME
2108: struct utsname utsname;
2109: #endif
2110:
2111: n = mdoc->last;
2112:
2113: /*
2114: * Set the operating system by way of the `Os' macro. Note that
2115: * if an argument isn't provided and -DOSNAME="\"foo\"" is
2116: * provided during compilation, this value will be used instead
2117: * of filling in "sysname release" from uname().
2118: */
2119:
2120: if (mdoc->meta.os)
2121: free(mdoc->meta.os);
2122:
2123: if ( ! concat(mdoc, buf, n->child, BUFSIZ))
2124: return(0);
2125:
2126: /* XXX: yes, these can all be dynamically-adjusted buffers, but
2127: * it's really not worth the extra hackery.
2128: */
2129:
2130: if ('\0' == buf[0]) {
2131: #ifdef OSNAME
2132: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
2133: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2134: return(0);
2135: }
2136: #else /*!OSNAME */
2137: if (-1 == uname(&utsname))
2138: return(mdoc_nmsg(mdoc, n, MANDOCERR_UTSNAME));
2139:
2140: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
2141: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2142: return(0);
2143: }
2144: if (strlcat(buf, " ", 64) >= BUFSIZ) {
2145: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2146: return(0);
2147: }
2148: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
2149: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
2150: return(0);
2151: }
2152: #endif /*!OSNAME*/
2153: }
2154:
2155: mdoc->meta.os = mandoc_strdup(buf);
2156: return(1);
2157: }
2158:
2159: static int
2160: post_std(POST_ARGS)
2161: {
2162: struct mdoc_node *nn, *n;
2163:
2164: n = mdoc->last;
2165:
2166: /*
2167: * Macros accepting `-std' as an argument have the name of the
2168: * current document (`Nm') filled in as the argument if it's not
2169: * provided.
2170: */
2171:
2172: if (n->child)
2173: return(1);
1.133 ! kristaps 2174:
1.132 kristaps 2175: if (NULL == mdoc->meta.name)
2176: return(1);
2177:
2178: nn = n;
2179: mdoc->next = MDOC_NEXT_CHILD;
2180:
2181: if ( ! mdoc_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name))
2182: return(0);
1.133 ! kristaps 2183:
1.132 kristaps 2184: mdoc->last = nn;
2185: return(1);
2186: }
2187:
2188: static int
2189: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
2190: {
2191:
2192: p[0] = '\0';
2193:
2194: /*
2195: * Concatenate sibling nodes together. All siblings must be of
2196: * type MDOC_TEXT or an assertion is raised. Concatenation is
1.133 ! kristaps 2197: * separated by a single whitespace. Returns 0 on fatal (string
! 2198: * overrun) error.
1.132 kristaps 2199: */
2200:
2201: for ( ; n; n = n->next) {
2202: assert(MDOC_TEXT == n->type);
2203:
2204: if (strlcat(p, n->string, sz) >= sz) {
2205: mdoc_nmsg(m, n, MANDOCERR_MEM);
2206: return(0);
2207: }
2208:
2209: if (NULL == n->next)
2210: continue;
2211:
2212: if (strlcat(p, " ", sz) >= sz) {
2213: mdoc_nmsg(m, n, MANDOCERR_MEM);
2214: return(0);
2215: }
2216: }
2217:
2218: return(1);
2219: }
2220:
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