Annotation of mandoc/mdoc_validate.c, Revision 1.132
1.132 ! kristaps 1: /* $Id: mdoc_validate.c,v 1.131 2010/11/30 12:35:10 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);
1.32 kristaps 70: static int check_stdarg(PRE_ARGS);
1.92 kristaps 71: static int check_text(struct mdoc *, int, int, char *);
1.32 kristaps 72: static int check_argv(struct mdoc *,
1.92 kristaps 73: struct mdoc_node *, struct mdoc_argv *);
74: static int check_args(struct mdoc *, struct mdoc_node *);
1.32 kristaps 75:
1.132 ! kristaps 76: static int concat(struct mdoc *, char *,
! 77: const struct mdoc_node *, size_t);
! 78:
1.120 kristaps 79: static int ebool(POST_ARGS);
1.32 kristaps 80: static int berr_ge1(POST_ARGS);
81: static int bwarn_ge1(POST_ARGS);
1.120 kristaps 82: static int eerr_eq0(POST_ARGS);
1.32 kristaps 83: static int eerr_eq1(POST_ARGS);
84: static int eerr_ge1(POST_ARGS);
1.46 kristaps 85: static int eerr_le1(POST_ARGS);
1.116 kristaps 86: static int ewarn_eq0(POST_ARGS);
1.32 kristaps 87: static int ewarn_ge1(POST_ARGS);
88: static int herr_eq0(POST_ARGS);
89: static int herr_ge1(POST_ARGS);
1.120 kristaps 90: static int hwarn_eq0(POST_ARGS);
1.32 kristaps 91: static int hwarn_eq1(POST_ARGS);
92: static int hwarn_le1(POST_ARGS);
93:
94: static int post_an(POST_ARGS);
95: static int post_at(POST_ARGS);
96: static int post_bf(POST_ARGS);
97: static int post_bl(POST_ARGS);
1.131 kristaps 98: static int post_bl_block(POST_ARGS);
99: static int post_bl_block_width(POST_ARGS);
100: static int post_bl_block_tag(POST_ARGS);
1.32 kristaps 101: static int post_bl_head(POST_ARGS);
1.132 ! kristaps 102: static int post_dd(POST_ARGS);
! 103: static int post_dt(POST_ARGS);
1.123 kristaps 104: static int post_defaults(POST_ARGS);
1.128 kristaps 105: static int post_literal(POST_ARGS);
1.123 kristaps 106: static int post_eoln(POST_ARGS);
1.32 kristaps 107: static int post_it(POST_ARGS);
108: static int post_lb(POST_ARGS);
109: static int post_nm(POST_ARGS);
1.132 ! kristaps 110: static int post_os(POST_ARGS);
! 111: static int post_prol(POST_ARGS);
1.32 kristaps 112: static int post_root(POST_ARGS);
1.43 kristaps 113: static int post_rs(POST_ARGS);
1.32 kristaps 114: static int post_sh(POST_ARGS);
115: static int post_sh_body(POST_ARGS);
116: static int post_sh_head(POST_ARGS);
117: static int post_st(POST_ARGS);
1.132 ! kristaps 118: static int post_std(POST_ARGS);
1.57 kristaps 119: static int post_vt(POST_ARGS);
1.32 kristaps 120: static int pre_an(PRE_ARGS);
121: static int pre_bd(PRE_ARGS);
122: static int pre_bl(PRE_ARGS);
123: static int pre_dd(PRE_ARGS);
124: static int pre_display(PRE_ARGS);
125: static int pre_dt(PRE_ARGS);
126: static int pre_it(PRE_ARGS);
1.128 kristaps 127: static int pre_literal(PRE_ARGS);
1.32 kristaps 128: static int pre_os(PRE_ARGS);
1.124 kristaps 129: static int pre_par(PRE_ARGS);
1.32 kristaps 130: static int pre_rv(PRE_ARGS);
131: static int pre_sh(PRE_ARGS);
132: static int pre_ss(PRE_ARGS);
133:
134: static v_post posts_an[] = { post_an, NULL };
1.126 kristaps 135: static v_post posts_at[] = { post_at, post_defaults, NULL };
1.128 kristaps 136: static v_post posts_bd[] = { post_literal, hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 137: static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
1.128 kristaps 138: static v_post posts_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
1.32 kristaps 139: static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
140: static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
1.84 kristaps 141: static v_post posts_eoln[] = { post_eoln, NULL };
1.123 kristaps 142: static v_post posts_defaults[] = { post_defaults, NULL };
1.132 ! kristaps 143: static v_post posts_dd[] = { ewarn_ge1, post_dd, post_prol, NULL };
1.128 kristaps 144: static v_post posts_dl[] = { post_literal, bwarn_ge1, herr_eq0, NULL };
1.132 ! kristaps 145: static v_post posts_dt[] = { post_dt, post_prol, NULL };
1.32 kristaps 146: static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
147: static v_post posts_it[] = { post_it, NULL };
148: static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
149: static v_post posts_nd[] = { berr_ge1, NULL };
150: static v_post posts_nm[] = { post_nm, NULL };
1.116 kristaps 151: static v_post posts_notext[] = { ewarn_eq0, NULL };
1.132 ! kristaps 152: static v_post posts_os[] = { post_os, post_prol, NULL };
1.44 kristaps 153: static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
1.32 kristaps 154: static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
1.46 kristaps 155: static v_post posts_sp[] = { eerr_le1, NULL };
1.32 kristaps 156: static v_post posts_ss[] = { herr_ge1, NULL };
157: static v_post posts_st[] = { eerr_eq1, post_st, NULL };
1.132 ! kristaps 158: static v_post posts_std[] = { post_std, NULL };
1.32 kristaps 159: static v_post posts_text[] = { eerr_ge1, NULL };
1.51 kristaps 160: static v_post posts_text1[] = { eerr_eq1, NULL };
1.57 kristaps 161: static v_post posts_vt[] = { post_vt, NULL };
1.32 kristaps 162: static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
163: static v_post posts_wtext[] = { ewarn_ge1, NULL };
164: static v_pre pres_an[] = { pre_an, NULL };
1.128 kristaps 165: static v_pre pres_bd[] = { pre_display, pre_bd, pre_literal, pre_par, NULL };
1.124 kristaps 166: static v_pre pres_bl[] = { pre_bl, pre_par, NULL };
1.32 kristaps 167: static v_pre pres_d1[] = { pre_display, NULL };
1.128 kristaps 168: static v_pre pres_dl[] = { pre_literal, pre_display, NULL };
1.32 kristaps 169: static v_pre pres_dd[] = { pre_dd, NULL };
170: static v_pre pres_dt[] = { pre_dt, NULL };
1.67 kristaps 171: static v_pre pres_er[] = { NULL, NULL };
1.76 kristaps 172: static v_pre pres_ex[] = { NULL, NULL };
1.77 kristaps 173: static v_pre pres_fd[] = { NULL, NULL };
1.32 kristaps 174: static v_pre pres_it[] = { pre_it, NULL };
175: static v_pre pres_os[] = { pre_os, NULL };
1.124 kristaps 176: static v_pre pres_pp[] = { pre_par, NULL };
1.32 kristaps 177: static v_pre pres_rv[] = { pre_rv, NULL };
178: static v_pre pres_sh[] = { pre_sh, NULL };
179: static v_pre pres_ss[] = { pre_ss, NULL };
1.1 kristaps 180:
181: const struct valids mdoc_valids[MDOC_MAX] = {
1.10 kristaps 182: { NULL, NULL }, /* Ap */
1.132 ! kristaps 183: { pres_dd, posts_dd }, /* Dd */
1.85 kristaps 184: { pres_dt, posts_dt }, /* Dt */
1.132 ! kristaps 185: { pres_os, posts_os }, /* Os */
1.1 kristaps 186: { pres_sh, posts_sh }, /* Sh */
187: { pres_ss, posts_ss }, /* Ss */
1.117 kristaps 188: { pres_pp, posts_notext }, /* Pp */
1.1 kristaps 189: { pres_d1, posts_wline }, /* D1 */
1.128 kristaps 190: { pres_dl, posts_dl }, /* Dl */
191: { pres_bd, posts_bd }, /* Bd */
1.1 kristaps 192: { NULL, NULL }, /* Ed */
193: { pres_bl, posts_bl }, /* Bl */
194: { NULL, NULL }, /* El */
195: { pres_it, posts_it }, /* It */
196: { NULL, posts_text }, /* Ad */
197: { pres_an, posts_an }, /* An */
1.123 kristaps 198: { NULL, posts_defaults }, /* Ar */
1.69 kristaps 199: { NULL, posts_text }, /* Cd */
1.1 kristaps 200: { NULL, NULL }, /* Cm */
201: { NULL, NULL }, /* Dv */
202: { pres_er, posts_text }, /* Er */
203: { NULL, NULL }, /* Ev */
1.132 ! kristaps 204: { pres_ex, posts_std }, /* Ex */
1.1 kristaps 205: { NULL, NULL }, /* Fa */
206: { pres_fd, posts_wtext }, /* Fd */
207: { NULL, NULL }, /* Fl */
208: { NULL, posts_text }, /* Fn */
209: { NULL, posts_wtext }, /* Ft */
210: { NULL, posts_text }, /* Ic */
1.51 kristaps 211: { NULL, posts_text1 }, /* In */
1.123 kristaps 212: { NULL, posts_defaults }, /* Li */
1.27 kristaps 213: { NULL, posts_nd }, /* Nd */
1.1 kristaps 214: { NULL, posts_nm }, /* Nm */
215: { NULL, posts_wline }, /* Op */
216: { NULL, NULL }, /* Ot */
1.129 kristaps 217: { NULL, posts_defaults }, /* Pa */
1.132 ! kristaps 218: { pres_rv, posts_std }, /* Rv */
1.1 kristaps 219: { NULL, posts_st }, /* St */
220: { NULL, NULL }, /* Va */
1.57 kristaps 221: { NULL, posts_vt }, /* Vt */
1.84 kristaps 222: { NULL, posts_wtext }, /* Xr */
1.1 kristaps 223: { NULL, posts_text }, /* %A */
1.47 kristaps 224: { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
1.54 kristaps 225: { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
1.1 kristaps 226: { NULL, posts_text }, /* %I */
227: { NULL, posts_text }, /* %J */
228: { NULL, posts_text }, /* %N */
229: { NULL, posts_text }, /* %O */
230: { NULL, posts_text }, /* %P */
231: { NULL, posts_text }, /* %R */
1.47 kristaps 232: { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
1.1 kristaps 233: { NULL, posts_text }, /* %V */
234: { NULL, NULL }, /* Ac */
235: { NULL, NULL }, /* Ao */
236: { NULL, posts_wline }, /* Aq */
237: { NULL, posts_at }, /* At */
238: { NULL, NULL }, /* Bc */
239: { NULL, posts_bf }, /* Bf */
240: { NULL, NULL }, /* Bo */
241: { NULL, posts_wline }, /* Bq */
242: { NULL, NULL }, /* Bsx */
243: { NULL, NULL }, /* Bx */
244: { NULL, posts_bool }, /* Db */
245: { NULL, NULL }, /* Dc */
246: { NULL, NULL }, /* Do */
247: { NULL, posts_wline }, /* Dq */
248: { NULL, NULL }, /* Ec */
249: { NULL, NULL }, /* Ef */
250: { NULL, NULL }, /* Em */
251: { NULL, NULL }, /* Eo */
252: { NULL, NULL }, /* Fx */
253: { NULL, posts_text }, /* Ms */
254: { NULL, posts_notext }, /* No */
255: { NULL, posts_notext }, /* Ns */
256: { NULL, NULL }, /* Nx */
257: { NULL, NULL }, /* Ox */
258: { NULL, NULL }, /* Pc */
1.51 kristaps 259: { NULL, posts_text1 }, /* Pf */
1.1 kristaps 260: { NULL, NULL }, /* Po */
261: { NULL, posts_wline }, /* Pq */
262: { NULL, NULL }, /* Qc */
263: { NULL, posts_wline }, /* Ql */
264: { NULL, NULL }, /* Qo */
265: { NULL, posts_wline }, /* Qq */
266: { NULL, NULL }, /* Re */
1.43 kristaps 267: { NULL, posts_rs }, /* Rs */
1.1 kristaps 268: { NULL, NULL }, /* Sc */
269: { NULL, NULL }, /* So */
270: { NULL, posts_wline }, /* Sq */
271: { NULL, posts_bool }, /* Sm */
272: { NULL, posts_text }, /* Sx */
273: { NULL, posts_text }, /* Sy */
274: { NULL, posts_text }, /* Tn */
275: { NULL, NULL }, /* Ux */
276: { NULL, NULL }, /* Xc */
277: { NULL, NULL }, /* Xo */
278: { NULL, posts_fo }, /* Fo */
279: { NULL, NULL }, /* Fc */
280: { NULL, NULL }, /* Oo */
281: { NULL, NULL }, /* Oc */
1.128 kristaps 282: { NULL, posts_bk }, /* Bk */
1.1 kristaps 283: { NULL, NULL }, /* Ek */
1.84 kristaps 284: { NULL, posts_eoln }, /* Bt */
1.1 kristaps 285: { NULL, NULL }, /* Hf */
286: { NULL, NULL }, /* Fr */
1.84 kristaps 287: { NULL, posts_eoln }, /* Ud */
1.83 kristaps 288: { NULL, posts_lb }, /* Lb */
1.34 kristaps 289: { NULL, posts_notext }, /* Lp */
1.51 kristaps 290: { NULL, posts_text }, /* Lk */
1.123 kristaps 291: { NULL, posts_defaults }, /* Mt */
1.1 kristaps 292: { NULL, posts_wline }, /* Brq */
293: { NULL, NULL }, /* Bro */
294: { NULL, NULL }, /* Brc */
295: { NULL, posts_text }, /* %C */
296: { NULL, NULL }, /* Es */
297: { NULL, NULL }, /* En */
298: { NULL, NULL }, /* Dx */
299: { NULL, posts_text }, /* %Q */
1.33 kristaps 300: { NULL, posts_notext }, /* br */
1.119 schwarze 301: { pres_pp, posts_sp }, /* sp */
1.51 kristaps 302: { NULL, posts_text1 }, /* %U */
1.88 kristaps 303: { NULL, NULL }, /* Ta */
1.1 kristaps 304: };
305:
1.122 kristaps 306: #define RSORD_MAX 14 /* Number of `Rs' blocks. */
307:
308: static const enum mdoct rsord[RSORD_MAX] = {
309: MDOC__A,
310: MDOC__T,
311: MDOC__B,
312: MDOC__I,
313: MDOC__J,
314: MDOC__R,
315: MDOC__N,
316: MDOC__V,
317: MDOC__P,
318: MDOC__Q,
319: MDOC__D,
320: MDOC__O,
321: MDOC__C,
322: MDOC__U
323: };
324:
1.1 kristaps 325:
326: int
1.91 kristaps 327: mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
1.1 kristaps 328: {
329: v_pre *p;
330: int line, pos;
1.92 kristaps 331: char *tp;
1.1 kristaps 332:
333: if (MDOC_TEXT == n->type) {
334: tp = n->string;
335: line = n->line;
336: pos = n->pos;
337: return(check_text(mdoc, line, pos, tp));
338: }
339:
340: if ( ! check_args(mdoc, n))
341: return(0);
342: if (NULL == mdoc_valids[n->tok].pre)
343: return(1);
344: for (p = mdoc_valids[n->tok].pre; *p; p++)
345: if ( ! (*p)(mdoc, n))
346: return(0);
347: return(1);
348: }
349:
350:
351: int
352: mdoc_valid_post(struct mdoc *mdoc)
353: {
354: v_post *p;
355:
356: if (MDOC_VALID & mdoc->last->flags)
357: return(1);
358: mdoc->last->flags |= MDOC_VALID;
359:
360: if (MDOC_TEXT == mdoc->last->type)
361: return(1);
362: if (MDOC_ROOT == mdoc->last->type)
363: return(post_root(mdoc));
364:
365: if (NULL == mdoc_valids[mdoc->last->tok].post)
366: return(1);
367: for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
368: if ( ! (*p)(mdoc))
369: return(0);
370:
371: return(1);
372: }
373:
1.120 kristaps 374: static int
375: check_count(struct mdoc *m, enum mdoc_type type,
376: enum check_lvl lvl, enum check_ineq ineq, int val)
377: {
378: const char *p;
379:
380: if (m->last->type != type)
381: return(1);
382:
383: switch (ineq) {
384: case (CHECK_LT):
385: p = "less than ";
386: if (m->last->nchild < val)
387: return(1);
388: break;
389: case (CHECK_GT):
390: p = "greater than ";
391: if (m->last->nchild > val)
392: return(1);
393: break;
394: case (CHECK_EQ):
395: p = "";
396: if (val == m->last->nchild)
397: return(1);
398: break;
399: }
400:
401: if (CHECK_WARN == lvl) {
402: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
403: m->last->line, m->last->pos,
404: "want %s%d children (have %d)",
405: p, val, m->last->nchild));
406: }
407:
408: return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
409: m->last->line, m->last->pos,
410: "require %s%d children (have %d)",
411: p, val, m->last->nchild));
412: }
413:
414: static int
415: berr_ge1(POST_ARGS)
416: {
417:
418: return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0));
419: }
420:
421: static int
422: bwarn_ge1(POST_ARGS)
423: {
424: return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0));
425: }
426:
427: static int
428: eerr_eq0(POST_ARGS)
429: {
430: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0));
431: }
1.1 kristaps 432:
1.120 kristaps 433: static int
434: eerr_eq1(POST_ARGS)
1.1 kristaps 435: {
1.120 kristaps 436: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1));
437: }
1.1 kristaps 438:
1.120 kristaps 439: static int
440: eerr_ge1(POST_ARGS)
441: {
442: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0));
1.1 kristaps 443: }
444:
1.120 kristaps 445: static int
446: eerr_le1(POST_ARGS)
447: {
448: return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2));
449: }
1.1 kristaps 450:
1.120 kristaps 451: static int
452: ewarn_eq0(POST_ARGS)
1.1 kristaps 453: {
1.120 kristaps 454: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0));
455: }
1.1 kristaps 456:
1.120 kristaps 457: static int
458: ewarn_ge1(POST_ARGS)
459: {
460: return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0));
1.1 kristaps 461: }
462:
1.120 kristaps 463: static int
464: herr_eq0(POST_ARGS)
465: {
466: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0));
467: }
1.1 kristaps 468:
1.120 kristaps 469: static int
470: herr_ge1(POST_ARGS)
471: {
472: return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0));
473: }
1.1 kristaps 474:
1.120 kristaps 475: static int
476: hwarn_eq0(POST_ARGS)
477: {
478: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0));
1.1 kristaps 479: }
480:
1.120 kristaps 481: static int
482: hwarn_eq1(POST_ARGS)
483: {
484: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1));
485: }
1.1 kristaps 486:
1.120 kristaps 487: static int
488: hwarn_le1(POST_ARGS)
489: {
490: return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2));
491: }
1.1 kristaps 492:
493:
494: static int
495: check_stdarg(PRE_ARGS)
496: {
497:
498: if (n->args && 1 == n->args->argc)
499: if (MDOC_Std == n->args->argv[0].arg)
500: return(1);
1.79 kristaps 501: return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
1.1 kristaps 502: }
503:
504:
505: static int
1.92 kristaps 506: check_args(struct mdoc *m, struct mdoc_node *n)
1.1 kristaps 507: {
508: int i;
509:
510: if (NULL == n->args)
511: return(1);
512:
513: assert(n->args->argc);
514: for (i = 0; i < (int)n->args->argc; i++)
515: if ( ! check_argv(m, n, &n->args->argv[i]))
516: return(0);
517:
518: return(1);
519: }
520:
521:
522: static int
1.92 kristaps 523: check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
1.1 kristaps 524: {
525: int i;
526:
527: for (i = 0; i < (int)v->sz; i++)
528: if ( ! check_text(m, v->line, v->pos, v->value[i]))
529: return(0);
530:
531: if (MDOC_Std == v->arg) {
532: if (v->sz || m->meta.name)
533: return(1);
1.79 kristaps 534: if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
535: return(0);
1.1 kristaps 536: }
537:
538: return(1);
539: }
540:
541:
542: static int
1.112 kristaps 543: check_text(struct mdoc *m, int ln, int pos, char *p)
1.1 kristaps 544: {
1.18 kristaps 545: int c;
1.112 kristaps 546: size_t sz;
1.102 kristaps 547:
1.112 kristaps 548: for ( ; *p; p++, pos++) {
549: sz = strcspn(p, "\t\\");
550: p += (int)sz;
551:
552: if ('\0' == *p)
553: break;
554:
555: pos += (int)sz;
1.1 kristaps 556:
557: if ('\t' == *p) {
1.112 kristaps 558: if (MDOC_LITERAL & m->flags)
559: continue;
560: if (mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB))
561: continue;
562: return(0);
563: }
1.1 kristaps 564:
1.112 kristaps 565: /* Check the special character. */
1.1 kristaps 566:
1.18 kristaps 567: c = mandoc_special(p);
1.1 kristaps 568: if (c) {
1.18 kristaps 569: p += c - 1;
570: pos += c - 1;
1.115 schwarze 571: } else
572: mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
1.1 kristaps 573: }
574:
575: return(1);
576: }
577:
578:
579: static int
1.59 kristaps 580: check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
1.1 kristaps 581: {
582:
583: assert(n->parent);
584: if ((MDOC_ROOT == t || tok == n->parent->tok) &&
585: (t == n->parent->type))
586: return(1);
587:
1.79 kristaps 588: mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
589: n->line, n->pos, "want parent %s",
590: MDOC_ROOT == t ? "<root>" :
591: mdoc_macronames[tok]);
592: return(0);
1.1 kristaps 593: }
594:
595:
596: static int
597: pre_display(PRE_ARGS)
598: {
599: struct mdoc_node *node;
600:
601: /* Display elements (`Bd', `D1'...) cannot be nested. */
602:
603: if (MDOC_BLOCK != n->type)
604: return(1);
605:
606: /* LINTED */
607: for (node = mdoc->last->parent; node; node = node->parent)
608: if (MDOC_BLOCK == node->type)
609: if (MDOC_Bd == node->tok)
610: break;
1.128 kristaps 611:
1.1 kristaps 612: if (NULL == node)
613: return(1);
614:
1.79 kristaps 615: mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
616: return(0);
1.1 kristaps 617: }
618:
619:
620: static int
621: pre_bl(PRE_ARGS)
622: {
1.104 kristaps 623: int i, comp, dup;
624: const char *offs, *width;
625: enum mdoc_list lt;
626: struct mdoc_node *np;
1.1 kristaps 627:
1.91 kristaps 628: if (MDOC_BLOCK != n->type) {
1.104 kristaps 629: if (ENDBODY_NOT != n->end) {
630: assert(n->pending);
631: np = n->pending->parent;
632: } else
633: np = n->parent;
634:
635: assert(np);
636: assert(MDOC_BLOCK == np->type);
637: assert(MDOC_Bl == np->tok);
638: assert(np->data.Bl);
639: n->data.Bl = np->data.Bl;
1.1 kristaps 640: return(1);
1.79 kristaps 641: }
1.1 kristaps 642:
1.91 kristaps 643: /*
644: * First figure out which kind of list to use: bind ourselves to
645: * the first mentioned list type and warn about any remaining
646: * ones. If we find no list type, we default to LIST_item.
647: */
1.1 kristaps 648:
1.104 kristaps 649: assert(NULL == n->data.Bl);
650: n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl));
1.1 kristaps 651:
652: /* LINTED */
1.91 kristaps 653: for (i = 0; n->args && i < (int)n->args->argc; i++) {
654: lt = LIST__NONE;
1.97 kristaps 655: dup = comp = 0;
1.99 kristaps 656: width = offs = NULL;
1.91 kristaps 657: switch (n->args->argv[i].arg) {
658: /* Set list types. */
1.1 kristaps 659: case (MDOC_Bullet):
1.91 kristaps 660: lt = LIST_bullet;
661: break;
1.1 kristaps 662: case (MDOC_Dash):
1.91 kristaps 663: lt = LIST_dash;
664: break;
1.1 kristaps 665: case (MDOC_Enum):
1.91 kristaps 666: lt = LIST_enum;
667: break;
1.1 kristaps 668: case (MDOC_Hyphen):
1.91 kristaps 669: lt = LIST_hyphen;
670: break;
1.1 kristaps 671: case (MDOC_Item):
1.91 kristaps 672: lt = LIST_item;
673: break;
1.1 kristaps 674: case (MDOC_Tag):
1.91 kristaps 675: lt = LIST_tag;
676: break;
1.1 kristaps 677: case (MDOC_Diag):
1.91 kristaps 678: lt = LIST_diag;
679: break;
1.1 kristaps 680: case (MDOC_Hang):
1.91 kristaps 681: lt = LIST_hang;
682: break;
1.1 kristaps 683: case (MDOC_Ohang):
1.91 kristaps 684: lt = LIST_ohang;
685: break;
1.1 kristaps 686: case (MDOC_Inset):
1.91 kristaps 687: lt = LIST_inset;
688: break;
1.1 kristaps 689: case (MDOC_Column):
1.91 kristaps 690: lt = LIST_column;
691: break;
692: /* Set list arguments. */
1.45 kristaps 693: case (MDOC_Compact):
1.104 kristaps 694: dup = n->data.Bl->comp;
1.97 kristaps 695: comp = 1;
1.91 kristaps 696: break;
1.1 kristaps 697: case (MDOC_Width):
1.104 kristaps 698: dup = (NULL != n->data.Bl->width);
1.99 kristaps 699: width = n->args->argv[i].value[0];
1.8 kristaps 700: break;
1.1 kristaps 701: case (MDOC_Offset):
1.98 kristaps 702: /* NB: this can be empty! */
703: if (n->args->argv[i].sz) {
704: offs = n->args->argv[i].value[0];
1.104 kristaps 705: dup = (NULL != n->data.Bl->offs);
1.98 kristaps 706: break;
707: }
708: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
709: return(0);
1.1 kristaps 710: break;
1.113 kristaps 711: default:
712: continue;
1.1 kristaps 713: }
714:
1.91 kristaps 715: /* Check: duplicate auxiliary arguments. */
716:
1.97 kristaps 717: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
718: return(0);
719:
720: if (comp && ! dup)
1.104 kristaps 721: n->data.Bl->comp = comp;
1.98 kristaps 722: if (offs && ! dup)
1.104 kristaps 723: n->data.Bl->offs = offs;
1.99 kristaps 724: if (width && ! dup)
1.104 kristaps 725: n->data.Bl->width = width;
1.91 kristaps 726:
727: /* Check: multiple list types. */
728:
1.104 kristaps 729: if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE)
1.91 kristaps 730: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
731: return(0);
732:
733: /* Assign list type. */
734:
1.109 kristaps 735: if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) {
1.104 kristaps 736: n->data.Bl->type = lt;
1.109 kristaps 737: /* Set column information, too. */
738: if (LIST_column == lt) {
739: n->data.Bl->ncols =
740: n->args->argv[i].sz;
741: n->data.Bl->cols = (const char **)
742: n->args->argv[i].value;
743: }
744: }
1.91 kristaps 745:
746: /* The list type should come first. */
747:
1.104 kristaps 748: if (n->data.Bl->type == LIST__NONE)
749: if (n->data.Bl->width ||
750: n->data.Bl->offs ||
751: n->data.Bl->comp)
1.91 kristaps 752: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
753: return(0);
754:
755: continue;
756: }
757:
758: /* Allow lists to default to LIST_item. */
759:
1.104 kristaps 760: if (LIST__NONE == n->data.Bl->type) {
1.91 kristaps 761: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
762: return(0);
1.104 kristaps 763: n->data.Bl->type = LIST_item;
1.79 kristaps 764: }
1.1 kristaps 765:
1.8 kristaps 766: /*
767: * Validate the width field. Some list types don't need width
768: * types and should be warned about them. Others should have it
769: * and must also be warned.
770: */
771:
1.104 kristaps 772: switch (n->data.Bl->type) {
1.91 kristaps 773: case (LIST_tag):
1.104 kristaps 774: if (n->data.Bl->width)
1.91 kristaps 775: break;
776: if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
777: break;
778: return(0);
779: case (LIST_column):
1.1 kristaps 780: /* FALLTHROUGH */
1.91 kristaps 781: case (LIST_diag):
1.1 kristaps 782: /* FALLTHROUGH */
1.91 kristaps 783: case (LIST_ohang):
1.53 kristaps 784: /* FALLTHROUGH */
1.91 kristaps 785: case (LIST_inset):
1.1 kristaps 786: /* FALLTHROUGH */
1.91 kristaps 787: case (LIST_item):
1.104 kristaps 788: if (NULL == n->data.Bl->width)
1.91 kristaps 789: break;
790: if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
791: break;
792: return(0);
1.8 kristaps 793: default:
794: break;
795: }
796:
1.1 kristaps 797: return(1);
798: }
799:
800:
801: static int
802: pre_bd(PRE_ARGS)
803: {
1.104 kristaps 804: int i, dup, comp;
805: enum mdoc_disp dt;
806: const char *offs;
807: struct mdoc_node *np;
1.1 kristaps 808:
1.93 kristaps 809: if (MDOC_BLOCK != n->type) {
1.104 kristaps 810: if (ENDBODY_NOT != n->end) {
811: assert(n->pending);
812: np = n->pending->parent;
813: } else
814: np = n->parent;
815:
816: assert(np);
817: assert(MDOC_BLOCK == np->type);
818: assert(MDOC_Bd == np->tok);
819: assert(np->data.Bd);
820: n->data.Bd = np->data.Bd;
1.1 kristaps 821: return(1);
1.79 kristaps 822: }
1.1 kristaps 823:
1.104 kristaps 824: assert(NULL == n->data.Bd);
825: n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd));
1.1 kristaps 826:
827: /* LINTED */
1.93 kristaps 828: for (i = 0; n->args && i < (int)n->args->argc; i++) {
829: dt = DISP__NONE;
1.94 kristaps 830: dup = comp = 0;
831: offs = NULL;
832:
1.1 kristaps 833: switch (n->args->argv[i].arg) {
1.49 kristaps 834: case (MDOC_Centred):
1.93 kristaps 835: dt = DISP_centred;
836: break;
1.1 kristaps 837: case (MDOC_Ragged):
1.93 kristaps 838: dt = DISP_ragged;
839: break;
1.1 kristaps 840: case (MDOC_Unfilled):
1.93 kristaps 841: dt = DISP_unfilled;
842: break;
1.1 kristaps 843: case (MDOC_Filled):
1.93 kristaps 844: dt = DISP_filled;
845: break;
1.1 kristaps 846: case (MDOC_Literal):
1.93 kristaps 847: dt = DISP_literal;
1.79 kristaps 848: break;
1.93 kristaps 849: case (MDOC_File):
850: mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
851: return(0);
852: case (MDOC_Offset):
1.94 kristaps 853: /* NB: this can be empty! */
854: if (n->args->argv[i].sz) {
855: offs = n->args->argv[i].value[0];
1.104 kristaps 856: dup = (NULL != n->data.Bd->offs);
1.94 kristaps 857: break;
858: }
1.95 kristaps 859: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
860: return(0);
1.94 kristaps 861: break;
1.93 kristaps 862: case (MDOC_Compact):
1.94 kristaps 863: comp = 1;
1.104 kristaps 864: dup = n->data.Bd->comp;
1.94 kristaps 865: break;
1.1 kristaps 866: default:
1.94 kristaps 867: abort();
868: /* NOTREACHED */
1.1 kristaps 869: }
870:
1.94 kristaps 871: /* Check whether we have duplicates. */
872:
873: if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
874: return(0);
875:
876: /* Make our auxiliary assignments. */
877:
878: if (offs && ! dup)
1.104 kristaps 879: n->data.Bd->offs = offs;
1.94 kristaps 880: if (comp && ! dup)
1.104 kristaps 881: n->data.Bd->comp = comp;
1.94 kristaps 882:
883: /* Check whether a type has already been assigned. */
884:
1.104 kristaps 885: if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE)
1.93 kristaps 886: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
887: return(0);
888:
1.94 kristaps 889: /* Make our type assignment. */
890:
1.104 kristaps 891: if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE)
892: n->data.Bd->type = dt;
1.93 kristaps 893: }
894:
1.104 kristaps 895: if (DISP__NONE == n->data.Bd->type) {
1.93 kristaps 896: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
897: return(0);
1.104 kristaps 898: n->data.Bd->type = DISP_ragged;
1.93 kristaps 899: }
900:
901: return(1);
1.1 kristaps 902: }
903:
904:
905: static int
906: pre_ss(PRE_ARGS)
907: {
908:
909: if (MDOC_BLOCK != n->type)
910: return(1);
911: return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
912: }
913:
914:
915: static int
916: pre_sh(PRE_ARGS)
917: {
918:
919: if (MDOC_BLOCK != n->type)
920: return(1);
1.100 kristaps 921:
922: mdoc->regs->regs[(int)REG_nS].set = 0;
1.70 kristaps 923: return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
1.1 kristaps 924: }
925:
926:
927: static int
928: pre_it(PRE_ARGS)
929: {
930:
931: if (MDOC_BLOCK != n->type)
932: return(1);
1.79 kristaps 933: /*
934: * FIXME: this can probably be lifted if we make the It into
935: * something else on-the-fly?
936: */
1.1 kristaps 937: return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
938: }
939:
940:
941: static int
942: pre_an(PRE_ARGS)
943: {
1.121 kristaps 944: int i;
1.1 kristaps 945:
1.107 kristaps 946: if (NULL == n->args)
1.1 kristaps 947: return(1);
1.121 kristaps 948:
949: for (i = 1; i < (int)n->args->argc; i++)
950: if ( ! mdoc_pmsg(mdoc, n->args->argv[i].line,
951: n->args->argv[i].pos, MANDOCERR_IGNARGV))
1.107 kristaps 952: return(0);
1.120 kristaps 953:
1.107 kristaps 954: if (MDOC_Split == n->args->argv[0].arg)
955: n->data.An.auth = AUTH_split;
956: else if (MDOC_Nosplit == n->args->argv[0].arg)
957: n->data.An.auth = AUTH_nosplit;
958: else
959: abort();
960:
961: return(1);
1.1 kristaps 962: }
963:
964: static int
965: pre_rv(PRE_ARGS)
966: {
967:
968: return(check_stdarg(mdoc, n));
969: }
970:
1.85 kristaps 971: static int
1.1 kristaps 972: pre_dt(PRE_ARGS)
973: {
1.54 kristaps 974:
1.1 kristaps 975: if (0 == mdoc->meta.date || mdoc->meta.os)
1.79 kristaps 976: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 977: return(0);
978: if (mdoc->meta.title)
1.79 kristaps 979: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 980: return(0);
981: return(1);
982: }
983:
984: static int
985: pre_os(PRE_ARGS)
986: {
987:
988: if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
1.79 kristaps 989: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 990: return(0);
991: if (mdoc->meta.os)
1.79 kristaps 992: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 993: return(0);
994: return(1);
995: }
996:
997: static int
998: pre_dd(PRE_ARGS)
999: {
1000:
1001: if (mdoc->meta.title || mdoc->meta.os)
1.79 kristaps 1002: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
1.1 kristaps 1003: return(0);
1004: if (mdoc->meta.date)
1.79 kristaps 1005: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
1.1 kristaps 1006: return(0);
1007: return(1);
1008: }
1009:
1010:
1011: static int
1012: post_bf(POST_ARGS)
1013: {
1.105 kristaps 1014: struct mdoc_node *np;
1.113 kristaps 1015: enum mdocargt arg;
1.105 kristaps 1016:
1017: /*
1018: * Unlike other data pointers, these are "housed" by the HEAD
1019: * element, which contains the goods.
1020: */
1.1 kristaps 1021:
1.105 kristaps 1022: if (MDOC_HEAD != mdoc->last->type) {
1023: if (ENDBODY_NOT != mdoc->last->end) {
1024: assert(mdoc->last->pending);
1025: np = mdoc->last->pending->parent->head;
1026: } else if (MDOC_BLOCK != mdoc->last->type) {
1027: np = mdoc->last->parent->head;
1028: } else
1029: np = mdoc->last->head;
1030:
1031: assert(np);
1032: assert(MDOC_HEAD == np->type);
1033: assert(MDOC_Bf == np->tok);
1034: assert(np->data.Bf);
1035: mdoc->last->data.Bf = np->data.Bf;
1.1 kristaps 1036: return(1);
1.105 kristaps 1037: }
1.1 kristaps 1038:
1.105 kristaps 1039: np = mdoc->last;
1.106 kristaps 1040: assert(MDOC_BLOCK == np->parent->type);
1041: assert(MDOC_Bf == np->parent->tok);
1.105 kristaps 1042: np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf));
1.1 kristaps 1043:
1.105 kristaps 1044: /*
1045: * Cannot have both argument and parameter.
1046: * If neither is specified, let it through with a warning.
1047: */
1048:
1.106 kristaps 1049: if (np->parent->args && np->child) {
1.105 kristaps 1050: mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
1.79 kristaps 1051: return(0);
1.106 kristaps 1052: } else if (NULL == np->parent->args && NULL == np->child)
1.105 kristaps 1053: return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE));
1054:
1055: /* Extract argument into data. */
1056:
1.106 kristaps 1057: if (np->parent->args) {
1058: arg = np->parent->args->argv[0].arg;
1.105 kristaps 1059: if (MDOC_Emphasis == arg)
1060: np->data.Bf->font = FONT_Em;
1061: else if (MDOC_Literal == arg)
1062: np->data.Bf->font = FONT_Li;
1063: else if (MDOC_Symbolic == arg)
1064: np->data.Bf->font = FONT_Sy;
1065: else
1066: abort();
1.13 kristaps 1067: return(1);
1.79 kristaps 1068: }
1.1 kristaps 1069:
1.105 kristaps 1070: /* Extract parameter into data. */
1.1 kristaps 1071:
1.105 kristaps 1072: if (0 == strcmp(np->child->string, "Em"))
1073: np->data.Bf->font = FONT_Em;
1074: else if (0 == strcmp(np->child->string, "Li"))
1075: np->data.Bf->font = FONT_Li;
1076: else if (0 == strcmp(np->child->string, "Sy"))
1077: np->data.Bf->font = FONT_Sy;
1078: else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE))
1079: return(0);
1.1 kristaps 1080:
1.105 kristaps 1081: return(1);
1.1 kristaps 1082: }
1083:
1084: static int
1.31 kristaps 1085: post_lb(POST_ARGS)
1086: {
1.127 kristaps 1087: const char *p;
1088: char *buf;
1089: size_t sz;
1090:
1091: assert(mdoc->last->child);
1092: assert(MDOC_TEXT == mdoc->last->child->type);
1093:
1094: p = mdoc_a2lib(mdoc->last->child->string);
1095:
1096: /* If lookup ok, replace with table value. */
1.31 kristaps 1097:
1.127 kristaps 1098: if (p) {
1099: free(mdoc->last->child->string);
1100: mdoc->last->child->string = mandoc_strdup(p);
1.31 kristaps 1101: return(1);
1.127 kristaps 1102: }
1103:
1104: /* If not, use "library ``xxxx''. */
1105:
1106: sz = strlen(mdoc->last->child->string) +
1107: 2 + strlen("\\(lqlibrary\\(rq");
1108: buf = mandoc_malloc(sz);
1109: snprintf(buf, sz, "library \\(lq%s\\(rq",
1110: mdoc->last->child->string);
1111: free(mdoc->last->child->string);
1112: mdoc->last->child->string = buf;
1113: return(1);
1.84 kristaps 1114: }
1115:
1116: static int
1117: post_eoln(POST_ARGS)
1118: {
1119:
1120: if (NULL == mdoc->last->child)
1121: return(1);
1122: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
1.31 kristaps 1123: }
1124:
1125:
1126: static int
1.57 kristaps 1127: post_vt(POST_ARGS)
1128: {
1129: const struct mdoc_node *n;
1130:
1131: /*
1132: * The Vt macro comes in both ELEM and BLOCK form, both of which
1133: * have different syntaxes (yet more context-sensitive
1134: * behaviour). ELEM types must have a child; BLOCK types,
1135: * specifically the BODY, should only have TEXT children.
1136: */
1137:
1138: if (MDOC_ELEM == mdoc->last->type)
1139: return(eerr_ge1(mdoc));
1140: if (MDOC_BODY != mdoc->last->type)
1141: return(1);
1142:
1143: for (n = mdoc->last->child; n; n = n->next)
1144: if (MDOC_TEXT != n->type)
1.79 kristaps 1145: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
1.57 kristaps 1146: return(0);
1147:
1148: return(1);
1149: }
1150:
1151:
1152: static int
1.1 kristaps 1153: post_nm(POST_ARGS)
1154: {
1.132 ! kristaps 1155: char buf[BUFSIZ];
1.129 kristaps 1156:
1157: /* If no child specified, make sure we have the meta name. */
1.1 kristaps 1158:
1.129 kristaps 1159: if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {
1160: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);
1.1 kristaps 1161: return(1);
1.129 kristaps 1162: } else if (mdoc->meta.name)
1.1 kristaps 1163: return(1);
1.129 kristaps 1164:
1165: /* If no meta name, set it from the child. */
1166:
1.132 ! kristaps 1167: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
! 1168: return(0);
1.129 kristaps 1169:
1.132 ! kristaps 1170: mdoc->meta.name = mandoc_strdup(buf);
1.129 kristaps 1171:
1172: return(1);
1.1 kristaps 1173: }
1174:
1.123 kristaps 1175: static int
1.128 kristaps 1176: post_literal(POST_ARGS)
1177: {
1178:
1179: /*
1180: * The `Dl' (note "el" not "one") and `Bd' macros unset the
1181: * MDOC_LITERAL flag as they leave. Note that `Bd' only sets
1182: * this in literal mode, but it doesn't hurt to just switch it
1183: * off in general since displays can't be nested.
1184: */
1185:
1186: if (MDOC_BODY == mdoc->last->type)
1187: mdoc->last->flags &= ~MDOC_LITERAL;
1188:
1189: return(1);
1190: }
1191:
1192: static int
1.123 kristaps 1193: post_defaults(POST_ARGS)
1194: {
1195: struct mdoc_node *nn;
1196:
1197: /*
1198: * The `Ar' defaults to "file ..." if no value is provided as an
1.129 kristaps 1199: * argument; the `Mt' and `Pa' macros use "~"; the `Li' just
1200: * gets an empty string.
1.123 kristaps 1201: */
1202:
1203: if (mdoc->last->child)
1204: return(1);
1205:
1206: nn = mdoc->last;
1207: mdoc->next = MDOC_NEXT_CHILD;
1208:
1209: switch (nn->tok) {
1210: case (MDOC_Ar):
1211: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file"))
1212: return(0);
1213: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "..."))
1214: return(0);
1215: break;
1.126 kristaps 1216: case (MDOC_At):
1217: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T"))
1218: return(0);
1219: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX"))
1220: return(0);
1221: break;
1.123 kristaps 1222: case (MDOC_Li):
1223: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, ""))
1224: return(0);
1225: break;
1.129 kristaps 1226: case (MDOC_Pa):
1227: /* FALLTHROUGH */
1.123 kristaps 1228: case (MDOC_Mt):
1229: if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~"))
1230: return(0);
1231: break;
1232: default:
1233: abort();
1234: /* NOTREACHED */
1235: }
1236:
1237: mdoc->last = nn;
1238: return(1);
1239: }
1.1 kristaps 1240:
1241: static int
1242: post_at(POST_ARGS)
1243: {
1.126 kristaps 1244: const char *p, *q;
1245: char *buf;
1246: size_t sz;
1.1 kristaps 1247:
1.126 kristaps 1248: /*
1249: * If we have a child, look it up in the standard keys. If a
1250: * key exist, use that instead of the child; if it doesn't,
1251: * prefix "AT&T UNIX " to the existing data.
1252: */
1253:
1.1 kristaps 1254: if (NULL == mdoc->last->child)
1255: return(1);
1.126 kristaps 1256:
1.79 kristaps 1257: assert(MDOC_TEXT == mdoc->last->child->type);
1.126 kristaps 1258: p = mdoc_a2att(mdoc->last->child->string);
1259:
1260: if (p) {
1261: free(mdoc->last->child->string);
1262: mdoc->last->child->string = mandoc_strdup(p);
1263: } else {
1264: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
1265: p = "AT&T UNIX ";
1266: q = mdoc->last->child->string;
1267: sz = strlen(p) + strlen(q) + 1;
1268: buf = mandoc_malloc(sz);
1269: strlcpy(buf, p, sz);
1270: strlcat(buf, q, sz);
1271: free(mdoc->last->child->string);
1272: mdoc->last->child->string = buf;
1273: }
1274:
1275: return(1);
1.1 kristaps 1276: }
1277:
1278: static int
1279: post_an(POST_ARGS)
1280: {
1.107 kristaps 1281: struct mdoc_node *np;
1.1 kristaps 1282:
1.107 kristaps 1283: np = mdoc->last;
1284: if (AUTH__NONE != np->data.An.auth && np->child)
1.120 kristaps 1285: return(eerr_eq0(mdoc));
1286: /*
1287: * FIXME: make this ewarn and make sure that the front-ends
1288: * don't print the arguments.
1289: */
1.107 kristaps 1290: if (AUTH__NONE != np->data.An.auth || np->child)
1.1 kristaps 1291: return(1);
1.107 kristaps 1292: return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS));
1.1 kristaps 1293: }
1294:
1295:
1296: static int
1297: post_it(POST_ARGS)
1298: {
1.89 kristaps 1299: int i, cols, rc;
1300: enum mdoc_list lt;
1.1 kristaps 1301: struct mdoc_node *n, *c;
1.89 kristaps 1302: enum mandocerr er;
1.1 kristaps 1303:
1304: if (MDOC_BLOCK != mdoc->last->type)
1305: return(1);
1306:
1307: n = mdoc->last->parent->parent;
1.104 kristaps 1308: assert(n->data.Bl);
1309: lt = n->data.Bl->type;
1.89 kristaps 1310:
1311: if (LIST__NONE == lt) {
1.79 kristaps 1312: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
1313: return(0);
1314: }
1.1 kristaps 1315:
1.89 kristaps 1316: switch (lt) {
1317: case (LIST_tag):
1318: if (mdoc->last->head->child)
1.1 kristaps 1319: break;
1.89 kristaps 1320: /* FIXME: give this a dummy value. */
1321: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1322: return(0);
1.1 kristaps 1323: break;
1.89 kristaps 1324: case (LIST_hang):
1.1 kristaps 1325: /* FALLTHROUGH */
1.89 kristaps 1326: case (LIST_ohang):
1.1 kristaps 1327: /* FALLTHROUGH */
1.89 kristaps 1328: case (LIST_inset):
1.1 kristaps 1329: /* FALLTHROUGH */
1.89 kristaps 1330: case (LIST_diag):
1.1 kristaps 1331: if (NULL == mdoc->last->head->child)
1.79 kristaps 1332: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
1.1 kristaps 1333: return(0);
1334: break;
1.89 kristaps 1335: case (LIST_bullet):
1.1 kristaps 1336: /* FALLTHROUGH */
1.89 kristaps 1337: case (LIST_dash):
1.1 kristaps 1338: /* FALLTHROUGH */
1.89 kristaps 1339: case (LIST_enum):
1.1 kristaps 1340: /* FALLTHROUGH */
1.89 kristaps 1341: case (LIST_hyphen):
1.108 schwarze 1342: if (NULL == mdoc->last->body->child)
1343: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1344: return(0);
1.1 kristaps 1345: /* FALLTHROUGH */
1.89 kristaps 1346: case (LIST_item):
1.1 kristaps 1347: if (mdoc->last->head->child)
1.79 kristaps 1348: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
1.1 kristaps 1349: return(0);
1350: break;
1.89 kristaps 1351: case (LIST_column):
1.109 kristaps 1352: cols = (int)n->data.Bl->ncols;
1.89 kristaps 1353:
1.87 kristaps 1354: assert(NULL == mdoc->last->head->child);
1.89 kristaps 1355:
1.87 kristaps 1356: if (NULL == mdoc->last->body->child)
1357: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
1.1 kristaps 1358: return(0);
1.87 kristaps 1359:
1.89 kristaps 1360: for (i = 0, c = mdoc->last->child; c; c = c->next)
1.87 kristaps 1361: if (MDOC_BODY == c->type)
1362: i++;
1.38 kristaps 1363:
1.89 kristaps 1364: if (i < cols)
1365: er = MANDOCERR_ARGCOUNT;
1366: else if (i == cols || i == cols + 1)
1.38 kristaps 1367: break;
1.89 kristaps 1368: else
1369: er = MANDOCERR_SYNTARGCOUNT;
1.38 kristaps 1370:
1.89 kristaps 1371: rc = mdoc_vmsg(mdoc, er,
1.79 kristaps 1372: mdoc->last->line, mdoc->last->pos,
1373: "columns == %d (have %d)", cols, i);
1.89 kristaps 1374: return(rc);
1.1 kristaps 1375: default:
1376: break;
1377: }
1378:
1379: return(1);
1380: }
1381:
1.131 kristaps 1382: static int
1383: post_bl_block(POST_ARGS)
1384: {
1385: struct mdoc_node *n;
1386:
1387: /*
1388: * These are fairly complicated, so we've broken them into two
1389: * functions. post_bl_block_tag() is called when a -tag is
1390: * specified, but no -width (it must be guessed). The second
1391: * when a -width is specified (macro indicators must be
1392: * rewritten into real lengths).
1393: */
1394:
1395: n = mdoc->last;
1396:
1397: if (LIST_tag == n->data.Bl->type &&
1398: NULL == n->data.Bl->width) {
1399: if ( ! post_bl_block_tag(mdoc))
1400: return(0);
1401: } else if (NULL != n->data.Bl->width) {
1402: if ( ! post_bl_block_width(mdoc))
1403: return(0);
1404: } else
1405: return(1);
1406:
1407: assert(n->data.Bl->width);
1408: return(1);
1409: }
1410:
1411: static int
1412: post_bl_block_width(POST_ARGS)
1413: {
1414: size_t width;
1415: int i;
1416: enum mdoct tok;
1417: struct mdoc_node *n;
1418: char buf[NUMSIZ];
1419:
1420: n = mdoc->last;
1421:
1422: /*
1423: * Calculate the real width of a list from the -width string,
1424: * which may contain a macro (with a known default width), a
1425: * literal string, or a scaling width.
1426: *
1427: * If the value to -width is a macro, then we re-write it to be
1428: * the macro's width as set in share/tmac/mdoc/doc-common.
1429: */
1430:
1431: if (0 == strcmp(n->data.Bl->width, "Ds"))
1432: width = 6;
1433: else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
1434: return(1);
1435: else if (0 == (width = mdoc_macro2len(tok)))
1436: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADWIDTH));
1437:
1438: /* The value already exists: free and reallocate it. */
1439:
1440: assert(n->args);
1441:
1442: for (i = 0; i < (int)n->args->argc; i++)
1443: if (MDOC_Width == n->args->argv[i].arg)
1444: break;
1445:
1446: assert(i < (int)n->args->argc);
1447:
1448: snprintf(buf, NUMSIZ, "%zun", width);
1449: free(n->args->argv[i].value[0]);
1450: n->args->argv[i].value[0] = mandoc_strdup(buf);
1451:
1452: /* Set our width! */
1453: n->data.Bl->width = n->args->argv[i].value[0];
1454: return(1);
1455: }
1456:
1457: static int
1458: post_bl_block_tag(POST_ARGS)
1459: {
1460: struct mdoc_node *n, *nn;
1461: size_t sz, ssz;
1462: int i;
1463: char buf[NUMSIZ];
1464:
1465: /*
1466: * Calculate the -width for a `Bl -tag' list if it hasn't been
1467: * provided. Uses the first head macro. NOTE AGAIN: this is
1468: * ONLY if the -width argument has NOT been provided. See
1469: * post_bl_block_width() for converting the -width string.
1470: */
1471:
1472: sz = 10;
1473: n = mdoc->last;
1474:
1475: for (nn = n->body->child; nn; nn = nn->next) {
1476: if (MDOC_It != nn->tok)
1477: continue;
1478:
1479: assert(MDOC_BLOCK == nn->type);
1480: nn = nn->head->child;
1481:
1482: if (nn == NULL) {
1483: /* No -width for .Bl and first .It is emtpy */
1484: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
1485: return(0);
1486: break;
1487: }
1488:
1489: if (MDOC_TEXT == nn->type) {
1490: sz = strlen(nn->string) + 1;
1491: break;
1492: }
1493:
1494: if (0 != (ssz = mdoc_macro2len(nn->tok)))
1495: sz = ssz;
1496: else if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
1497: return(0);
1498:
1499: break;
1500: }
1501:
1502: /* Defaults to ten ens. */
1503:
1504: snprintf(buf, NUMSIZ, "%zun", sz);
1505:
1506: /*
1507: * We have to dynamically add this to the macro's argument list.
1508: * We're guaranteed that a MDOC_Width doesn't already exist.
1509: */
1510:
1511: assert(n->args);
1512: i = (int)(n->args->argc)++;
1513:
1514: n->args->argv = mandoc_realloc(n->args->argv,
1515: n->args->argc * sizeof(struct mdoc_argv));
1516:
1517: n->args->argv[i].arg = MDOC_Width;
1518: n->args->argv[i].line = n->line;
1519: n->args->argv[i].pos = n->pos;
1520: n->args->argv[i].sz = 1;
1521: n->args->argv[i].value = mandoc_malloc(sizeof(char *));
1522: n->args->argv[i].value[0] = mandoc_strdup(buf);
1523:
1524: /* Set our width! */
1525: n->data.Bl->width = n->args->argv[i].value[0];
1526: return(1);
1527: }
1528:
1.1 kristaps 1529:
1530: static int
1.14 kristaps 1531: post_bl_head(POST_ARGS)
1532: {
1.130 kristaps 1533: struct mdoc_node *np, *nn, *nnp;
1534: int i, j;
1.14 kristaps 1535:
1.130 kristaps 1536: if (LIST_column != mdoc->last->data.Bl->type)
1537: /* FIXME: this should be ERROR class... */
1538: return(hwarn_eq0(mdoc));
1.14 kristaps 1539:
1.130 kristaps 1540: /*
1541: * Convert old-style lists, where the column width specifiers
1542: * trail as macro parameters, to the new-style ("normal-form")
1543: * lists where they're argument values following -column.
1544: */
1545:
1546: /* First, disallow both types and allow normal-form. */
1547:
1548: /*
1549: * TODO: technically, we can accept both and just merge the two
1550: * lists, but I'll leave that for another day.
1551: */
1552:
1553: if (mdoc->last->data.Bl->ncols && mdoc->last->nchild) {
1554: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_COLUMNS);
1555: return(0);
1556: } else if (NULL == mdoc->last->child)
1.90 kristaps 1557: return(1);
1.130 kristaps 1558:
1559: np = mdoc->last->parent;
1560: assert(np->args);
1561:
1562: for (j = 0; j < (int)np->args->argc; j++)
1563: if (MDOC_Column == np->args->argv[j].arg)
1564: break;
1565:
1566: assert(j < (int)np->args->argc);
1567: assert(0 == np->args->argv[j].sz);
1568:
1569: /*
1570: * Accomodate for new-style groff column syntax. Shuffle the
1571: * child nodes, all of which must be TEXT, as arguments for the
1572: * column field. Then, delete the head children.
1573: */
1574:
1575: np->args->argv[j].sz = (size_t)mdoc->last->nchild;
1576: np->args->argv[j].value = mandoc_malloc
1577: ((size_t)mdoc->last->nchild * sizeof(char *));
1578:
1579: mdoc->last->data.Bl->ncols = np->args->argv[j].sz;
1580: mdoc->last->data.Bl->cols = (const char **)np->args->argv[j].value;
1581:
1582: for (i = 0, nn = mdoc->last->child; nn; i++) {
1583: np->args->argv[j].value[i] = nn->string;
1584: nn->string = NULL;
1585: nnp = nn;
1586: nn = nn->next;
1587: mdoc_node_delete(NULL, nnp);
1.65 kristaps 1588: }
1.14 kristaps 1589:
1.130 kristaps 1590: mdoc->last->nchild = 0;
1591: mdoc->last->child = NULL;
1592:
1593: return(1);
1.14 kristaps 1594: }
1595:
1596: static int
1.1 kristaps 1597: post_bl(POST_ARGS)
1598: {
1599: struct mdoc_node *n;
1600:
1.14 kristaps 1601: if (MDOC_HEAD == mdoc->last->type)
1602: return(post_bl_head(mdoc));
1.131 kristaps 1603: if (MDOC_BLOCK == mdoc->last->type)
1604: return(post_bl_block(mdoc));
1.1 kristaps 1605: if (MDOC_BODY != mdoc->last->type)
1606: return(1);
1607: if (NULL == mdoc->last->child)
1608: return(1);
1609:
1.55 kristaps 1610: /*
1611: * We only allow certain children of `Bl'. This is usually on
1612: * `It', but apparently `Sm' occurs here and there, so we let
1613: * that one through, too.
1614: */
1615:
1.1 kristaps 1616: /* LINTED */
1617: for (n = mdoc->last->child; n; n = n->next) {
1.55 kristaps 1618: if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
1619: continue;
1620: if (MDOC_Sm == n->tok)
1621: continue;
1.79 kristaps 1622: mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
1623: return(0);
1.1 kristaps 1624: }
1625:
1626: return(1);
1627: }
1628:
1629:
1630: static int
1631: ebool(struct mdoc *mdoc)
1632: {
1633: struct mdoc_node *n;
1634:
1635: /* LINTED */
1636: for (n = mdoc->last->child; n; n = n->next) {
1637: if (MDOC_TEXT != n->type)
1638: break;
1.2 kristaps 1639: if (0 == strcmp(n->string, "on"))
1.1 kristaps 1640: continue;
1.2 kristaps 1641: if (0 == strcmp(n->string, "off"))
1.1 kristaps 1642: continue;
1643: break;
1644: }
1645:
1646: if (NULL == n)
1647: return(1);
1.79 kristaps 1648: return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
1.1 kristaps 1649: }
1650:
1651:
1652: static int
1653: post_root(POST_ARGS)
1654: {
1655:
1656: if (NULL == mdoc->first->child)
1.79 kristaps 1657: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1658: else if ( ! (MDOC_PBODY & mdoc->flags))
1659: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
1660: else if (MDOC_BLOCK != mdoc->first->child->type)
1661: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1662: else if (MDOC_Sh != mdoc->first->child->tok)
1663: mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
1664: else
1665: return(1);
1.1 kristaps 1666:
1.79 kristaps 1667: return(0);
1.1 kristaps 1668: }
1669:
1670: static int
1671: post_st(POST_ARGS)
1672: {
1.128 kristaps 1673: const char *p;
1674:
1675: assert(MDOC_TEXT == mdoc->last->child->type);
1676:
1677: p = mdoc_a2st(mdoc->last->child->string);
1678:
1679: if (p == NULL) {
1680: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD);
1681: mdoc_node_delete(mdoc, mdoc->last);
1682: } else {
1683: free(mdoc->last->child->string);
1684: mdoc->last->child->string = mandoc_strdup(p);
1685: }
1.1 kristaps 1686:
1.128 kristaps 1687: return(1);
1.1 kristaps 1688: }
1689:
1690: static int
1.43 kristaps 1691: post_rs(POST_ARGS)
1692: {
1.122 kristaps 1693: struct mdoc_node *nn, *next, *prev;
1694: int i, j;
1.43 kristaps 1695:
1696: if (MDOC_BODY != mdoc->last->type)
1697: return(1);
1698:
1.122 kristaps 1699: /*
1700: * Make sure only certain types of nodes are allowed within the
1701: * the `Rs' body. Delete offending nodes and raise a warning.
1702: * Do this before re-ordering for the sake of clarity.
1703: */
1704:
1705: next = NULL;
1706: for (nn = mdoc->last->child; nn; nn = next) {
1707: for (i = 0; i < RSORD_MAX; i++)
1708: if (nn->tok == rsord[i])
1709: break;
1710:
1711: if (i < RSORD_MAX) {
1712: next = nn->next;
1713: continue;
1714: }
1715:
1716: next = nn->next;
1717: mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD);
1718: mdoc_node_delete(mdoc, nn);
1719: }
1720:
1721: /*
1722: * The full `Rs' block needs special handling to order the
1723: * sub-elements according to `rsord'. Pick through each element
1724: * and correctly order it. This is a insertion sort.
1725: */
1726:
1727: next = NULL;
1728: for (nn = mdoc->last->child->next; nn; nn = next) {
1729: /* Determine order of `nn'. */
1730: for (i = 0; i < RSORD_MAX; i++)
1731: if (rsord[i] == nn->tok)
1732: break;
1733:
1734: /*
1735: * Remove `nn' from the chain. This somewhat
1736: * repeats mdoc_node_unlink(), but since we're
1737: * just re-ordering, there's no need for the
1738: * full unlink process.
1739: */
1740:
1741: if (NULL != (next = nn->next))
1742: next->prev = nn->prev;
1743:
1744: if (NULL != (prev = nn->prev))
1745: prev->next = nn->next;
1746:
1747: nn->prev = nn->next = NULL;
1748:
1749: /*
1750: * Scan back until we reach a node that's
1751: * ordered before `nn'.
1752: */
1753:
1754: for ( ; prev ; prev = prev->prev) {
1755: /* Determine order of `prev'. */
1756: for (j = 0; j < RSORD_MAX; j++)
1757: if (rsord[j] == prev->tok)
1758: break;
1759:
1760: if (j <= i)
1761: break;
1762: }
1763:
1764: /*
1765: * Set `nn' back into its correct place in front
1766: * of the `prev' node.
1767: */
1768:
1769: nn->prev = prev;
1770:
1771: if (prev) {
1772: if (prev->next)
1773: prev->next->prev = nn;
1774: nn->next = prev->next;
1775: prev->next = nn;
1776: } else {
1777: mdoc->last->child->prev = nn;
1778: nn->next = mdoc->last->child;
1779: mdoc->last->child = nn;
1.43 kristaps 1780: }
1.122 kristaps 1781: }
1.43 kristaps 1782:
1783: return(1);
1784: }
1785:
1786:
1787: static int
1.1 kristaps 1788: post_sh(POST_ARGS)
1789: {
1790:
1791: if (MDOC_HEAD == mdoc->last->type)
1792: return(post_sh_head(mdoc));
1793: if (MDOC_BODY == mdoc->last->type)
1794: return(post_sh_body(mdoc));
1795:
1796: return(1);
1797: }
1798:
1799:
1800: static int
1801: post_sh_body(POST_ARGS)
1802: {
1803: struct mdoc_node *n;
1804:
1.29 kristaps 1805: if (SEC_NAME != mdoc->lastsec)
1.1 kristaps 1806: return(1);
1807:
1808: /*
1809: * Warn if the NAME section doesn't contain the `Nm' and `Nd'
1810: * macros (can have multiple `Nm' and one `Nd'). Note that the
1811: * children of the BODY declaration can also be "text".
1812: */
1813:
1814: if (NULL == (n = mdoc->last->child))
1.79 kristaps 1815: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1816:
1817: for ( ; n && n->next; n = n->next) {
1818: if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
1819: continue;
1.28 kristaps 1820: if (MDOC_TEXT == n->type)
1821: continue;
1.79 kristaps 1822: if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
1.1 kristaps 1823: return(0);
1824: }
1825:
1.41 kristaps 1826: assert(n);
1.27 kristaps 1827: if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
1.1 kristaps 1828: return(1);
1.79 kristaps 1829: return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
1.1 kristaps 1830: }
1831:
1832:
1833: static int
1834: post_sh_head(POST_ARGS)
1835: {
1.132 ! kristaps 1836: char buf[BUFSIZ];
! 1837: enum mdoc_sec sec;
1.1 kristaps 1838:
1839: /*
1840: * Process a new section. Sections are either "named" or
1.125 kristaps 1841: * "custom". Custom sections are user-defined, while named ones
1842: * follow a conventional order and may only appear in certain
1843: * manual sections.
1.1 kristaps 1844: */
1845:
1.132 ! kristaps 1846: if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
! 1847: return(0);
1.1 kristaps 1848:
1.72 kristaps 1849: sec = mdoc_str2sec(buf);
1.1 kristaps 1850:
1.125 kristaps 1851: /* The NAME should be first. */
1.1 kristaps 1852:
1.72 kristaps 1853: if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
1.125 kristaps 1854: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST);
1855:
1856: /* The SYNOPSIS gets special attention in other areas. */
1857:
1858: if (SEC_SYNOPSIS == sec)
1859: mdoc->flags |= MDOC_SYNOPSIS;
1860: else
1861: mdoc->flags &= ~MDOC_SYNOPSIS;
1862:
1863: /* Mark our last section. */
1864:
1865: mdoc->lastsec = sec;
1866:
1867: /* We don't care about custom sections after this. */
1.72 kristaps 1868:
1.1 kristaps 1869: if (SEC_CUSTOM == sec)
1870: return(1);
1.72 kristaps 1871:
1.125 kristaps 1872: /*
1873: * Check whether our non-custom section is being repeated or is
1874: * out of order.
1875: */
1876:
1.1 kristaps 1877: if (sec == mdoc->lastnamed)
1.125 kristaps 1878: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP);
1.72 kristaps 1879:
1.1 kristaps 1880: if (sec < mdoc->lastnamed)
1.125 kristaps 1881: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO);
1882:
1883: /* Mark the last named section. */
1884:
1885: mdoc->lastnamed = sec;
1886:
1887: /* Check particular section/manual conventions. */
1.1 kristaps 1888:
1.125 kristaps 1889: assert(mdoc->meta.msec);
1.1 kristaps 1890:
1891: switch (sec) {
1.125 kristaps 1892: case (SEC_RETURN_VALUES):
1893: /* FALLTHROUGH */
1894: case (SEC_ERRORS):
1895: /* FALLTHROUGH */
1.1 kristaps 1896: case (SEC_LIBRARY):
1.78 kristaps 1897: if (*mdoc->meta.msec == '2')
1898: break;
1899: if (*mdoc->meta.msec == '3')
1900: break;
1901: if (*mdoc->meta.msec == '9')
1.1 kristaps 1902: break;
1.125 kristaps 1903: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);
1904: break;
1.1 kristaps 1905: default:
1906: break;
1907: }
1908:
1.117 kristaps 1909: return(1);
1910: }
1911:
1912: static int
1.124 kristaps 1913: pre_par(PRE_ARGS)
1.117 kristaps 1914: {
1915:
1.118 kristaps 1916: if (NULL == mdoc->last)
1917: return(1);
1918:
1.124 kristaps 1919: /*
1920: * Don't allow prior `Lp' or `Pp' prior to a paragraph-type
1921: * block: `Lp', `Pp', or non-compact `Bd' or `Bl'.
1922: */
1.118 kristaps 1923:
1924: if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
1.117 kristaps 1925: return(1);
1926:
1927: if (MDOC_Bl == n->tok && n->data.Bl->comp)
1928: return(1);
1929: if (MDOC_Bd == n->tok && n->data.Bd->comp)
1930: return(1);
1931:
1932: mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
1933: mdoc_node_delete(mdoc, mdoc->last);
1.128 kristaps 1934: return(1);
1935: }
1936:
1937: static int
1938: pre_literal(PRE_ARGS)
1939: {
1940:
1941: if (MDOC_BODY != n->type)
1942: return(1);
1943:
1944: /*
1945: * The `Dl' (note "el" not "one") and `Bd -literal' and `Bd
1946: * -unfilled' macros set MDOC_LITERAL on entrance to the body.
1947: */
1948:
1949: switch (n->tok) {
1950: case (MDOC_Dl):
1951: mdoc->flags |= MDOC_LITERAL;
1952: break;
1953: case (MDOC_Bd):
1954: assert(n->data.Bd);
1955: if (DISP_literal == n->data.Bd->type)
1956: mdoc->flags |= MDOC_LITERAL;
1957: if (DISP_unfilled == n->data.Bd->type)
1958: mdoc->flags |= MDOC_LITERAL;
1959: break;
1960: default:
1961: abort();
1962: /* NOTREACHED */
1963: }
1964:
1.1 kristaps 1965: return(1);
1966: }
1.132 ! kristaps 1967:
! 1968: static int
! 1969: post_dd(POST_ARGS)
! 1970: {
! 1971: char buf[DATESIZ];
! 1972: struct mdoc_node *n;
! 1973:
! 1974: n = mdoc->last;
! 1975:
! 1976: if (NULL == n->child) {
! 1977: mdoc->meta.date = time(NULL);
! 1978: return(post_prol(mdoc));
! 1979: }
! 1980:
! 1981: if ( ! concat(mdoc, buf, n->child, DATESIZ))
! 1982: return(0);
! 1983:
! 1984: mdoc->meta.date = mandoc_a2time
! 1985: (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
! 1986:
! 1987: if (0 == mdoc->meta.date) {
! 1988: if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE))
! 1989: return(0);
! 1990: mdoc->meta.date = time(NULL);
! 1991: }
! 1992:
! 1993: return(1);
! 1994: }
! 1995:
! 1996: static int
! 1997: post_dt(POST_ARGS)
! 1998: {
! 1999: struct mdoc_node *nn, *n;
! 2000: const char *cp;
! 2001: char *p;
! 2002:
! 2003: n = mdoc->last;
! 2004:
! 2005: if (mdoc->meta.title)
! 2006: free(mdoc->meta.title);
! 2007: if (mdoc->meta.vol)
! 2008: free(mdoc->meta.vol);
! 2009: if (mdoc->meta.arch)
! 2010: free(mdoc->meta.arch);
! 2011:
! 2012: mdoc->meta.title = mdoc->meta.vol = mdoc->meta.arch = NULL;
! 2013:
! 2014: /* First make all characters uppercase. */
! 2015:
! 2016: if (NULL != (nn = n->child))
! 2017: for (p = nn->string; *p; p++) {
! 2018: if (toupper((u_char)*p) == *p)
! 2019: continue;
! 2020: if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
! 2021: return(0);
! 2022: break;
! 2023: }
! 2024:
! 2025: /* Handles: `.Dt'
! 2026: * --> title = unknown, volume = local, msec = 0, arch = NULL
! 2027: */
! 2028:
! 2029: if (NULL == (nn = n->child)) {
! 2030: /* XXX: make these macro values. */
! 2031: /* FIXME: warn about missing values. */
! 2032: mdoc->meta.title = mandoc_strdup("UNKNOWN");
! 2033: mdoc->meta.vol = mandoc_strdup("LOCAL");
! 2034: mdoc->meta.msec = mandoc_strdup("1");
! 2035: return(1);
! 2036: }
! 2037:
! 2038: /* Handles: `.Dt TITLE'
! 2039: * --> title = TITLE, volume = local, msec = 0, arch = NULL
! 2040: */
! 2041:
! 2042: mdoc->meta.title = mandoc_strdup
! 2043: ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
! 2044:
! 2045: if (NULL == (nn = nn->next)) {
! 2046: /* FIXME: warn about missing msec. */
! 2047: /* XXX: make this a macro value. */
! 2048: mdoc->meta.vol = mandoc_strdup("LOCAL");
! 2049: mdoc->meta.msec = mandoc_strdup("1");
! 2050: return(1);
! 2051: }
! 2052:
! 2053: /* Handles: `.Dt TITLE SEC'
! 2054: * --> title = TITLE, volume = SEC is msec ?
! 2055: * format(msec) : SEC,
! 2056: * msec = SEC is msec ? atoi(msec) : 0,
! 2057: * arch = NULL
! 2058: */
! 2059:
! 2060: cp = mdoc_a2msec(nn->string);
! 2061: if (cp) {
! 2062: mdoc->meta.vol = mandoc_strdup(cp);
! 2063: mdoc->meta.msec = mandoc_strdup(nn->string);
! 2064: } else if (mdoc_nmsg(mdoc, n, MANDOCERR_BADMSEC)) {
! 2065: mdoc->meta.vol = mandoc_strdup(nn->string);
! 2066: mdoc->meta.msec = mandoc_strdup(nn->string);
! 2067: } else
! 2068: return(0);
! 2069:
! 2070: if (NULL == (nn = nn->next))
! 2071: return(1);
! 2072:
! 2073: /* Handles: `.Dt TITLE SEC VOL'
! 2074: * --> title = TITLE, volume = VOL is vol ?
! 2075: * format(VOL) :
! 2076: * VOL is arch ? format(arch) :
! 2077: * VOL
! 2078: */
! 2079:
! 2080: cp = mdoc_a2vol(nn->string);
! 2081: if (cp) {
! 2082: free(mdoc->meta.vol);
! 2083: mdoc->meta.vol = mandoc_strdup(cp);
! 2084: } else {
! 2085: /* FIXME: warn about bad arch. */
! 2086: cp = mdoc_a2arch(nn->string);
! 2087: if (NULL == cp) {
! 2088: free(mdoc->meta.vol);
! 2089: mdoc->meta.vol = mandoc_strdup(nn->string);
! 2090: } else
! 2091: mdoc->meta.arch = mandoc_strdup(cp);
! 2092: }
! 2093:
! 2094: /* Ignore any subsequent parameters... */
! 2095: /* FIXME: warn about subsequent parameters. */
! 2096:
! 2097: return(1);
! 2098: }
! 2099:
! 2100: static int
! 2101: post_prol(POST_ARGS)
! 2102: {
! 2103: /*
! 2104: * Remove prologue macros from the document after they're
! 2105: * processed. The final document uses mdoc_meta for these
! 2106: * values and discards the originals.
! 2107: */
! 2108:
! 2109: mdoc_node_delete(mdoc, mdoc->last);
! 2110: if (mdoc->meta.title && mdoc->meta.date && mdoc->meta.os)
! 2111: mdoc->flags |= MDOC_PBODY;
! 2112:
! 2113: return(1);
! 2114: }
! 2115:
! 2116: static int
! 2117: post_os(POST_ARGS)
! 2118: {
! 2119: struct mdoc_node *n;
! 2120: char buf[BUFSIZ];
! 2121: #ifndef OSNAME
! 2122: struct utsname utsname;
! 2123: #endif
! 2124:
! 2125: n = mdoc->last;
! 2126:
! 2127: /*
! 2128: * Set the operating system by way of the `Os' macro. Note that
! 2129: * if an argument isn't provided and -DOSNAME="\"foo\"" is
! 2130: * provided during compilation, this value will be used instead
! 2131: * of filling in "sysname release" from uname().
! 2132: */
! 2133:
! 2134: if (mdoc->meta.os)
! 2135: free(mdoc->meta.os);
! 2136:
! 2137: if ( ! concat(mdoc, buf, n->child, BUFSIZ))
! 2138: return(0);
! 2139:
! 2140: /* XXX: yes, these can all be dynamically-adjusted buffers, but
! 2141: * it's really not worth the extra hackery.
! 2142: */
! 2143:
! 2144: if ('\0' == buf[0]) {
! 2145: #ifdef OSNAME
! 2146: if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
! 2147: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
! 2148: return(0);
! 2149: }
! 2150: #else /*!OSNAME */
! 2151: if (-1 == uname(&utsname))
! 2152: return(mdoc_nmsg(mdoc, n, MANDOCERR_UTSNAME));
! 2153:
! 2154: if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
! 2155: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
! 2156: return(0);
! 2157: }
! 2158: if (strlcat(buf, " ", 64) >= BUFSIZ) {
! 2159: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
! 2160: return(0);
! 2161: }
! 2162: if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
! 2163: mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
! 2164: return(0);
! 2165: }
! 2166: #endif /*!OSNAME*/
! 2167: }
! 2168:
! 2169: mdoc->meta.os = mandoc_strdup(buf);
! 2170: return(1);
! 2171: }
! 2172:
! 2173: static int
! 2174: post_std(POST_ARGS)
! 2175: {
! 2176: struct mdoc_node *nn, *n;
! 2177:
! 2178: n = mdoc->last;
! 2179:
! 2180: /*
! 2181: * Macros accepting `-std' as an argument have the name of the
! 2182: * current document (`Nm') filled in as the argument if it's not
! 2183: * provided.
! 2184: */
! 2185:
! 2186: if (n->child)
! 2187: return(1);
! 2188: if (NULL == mdoc->meta.name)
! 2189: return(1);
! 2190:
! 2191: nn = n;
! 2192: mdoc->next = MDOC_NEXT_CHILD;
! 2193:
! 2194: if ( ! mdoc_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name))
! 2195: return(0);
! 2196: mdoc->last = nn;
! 2197: return(1);
! 2198: }
! 2199:
! 2200: static int
! 2201: concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
! 2202: {
! 2203:
! 2204: p[0] = '\0';
! 2205:
! 2206: /*
! 2207: * Concatenate sibling nodes together. All siblings must be of
! 2208: * type MDOC_TEXT or an assertion is raised. Concatenation is
! 2209: * separated by a single whitespace.
! 2210: */
! 2211:
! 2212: for ( ; n; n = n->next) {
! 2213: assert(MDOC_TEXT == n->type);
! 2214:
! 2215: if (strlcat(p, n->string, sz) >= sz) {
! 2216: mdoc_nmsg(m, n, MANDOCERR_MEM);
! 2217: return(0);
! 2218: }
! 2219:
! 2220: if (NULL == n->next)
! 2221: continue;
! 2222:
! 2223: if (strlcat(p, " ", sz) >= sz) {
! 2224: mdoc_nmsg(m, n, MANDOCERR_MEM);
! 2225: return(0);
! 2226: }
! 2227: }
! 2228:
! 2229: return(1);
! 2230: }
! 2231:
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