Annotation of mandoc/mdoc_validate.c, Revision 1.391
1.391 ! schwarze 1: /* $Id: mdoc_validate.c,v 1.390 2021/10/04 14:19:14 schwarze Exp $ */
1.1 kristaps 2: /*
1.390 schwarze 3: * Copyright (c) 2010-2021 Ingo Schwarze <schwarze@openbsd.org>
1.183 schwarze 4: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.199 schwarze 5: * Copyright (c) 2010 Joerg Sonnenberger <joerg@netbsd.org>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.5 kristaps 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.284 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.5 kristaps 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.284 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.5 kristaps 14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.380 schwarze 18: *
19: * Validation module for mdoc(7) syntax trees used by mandoc(1).
1.1 kristaps 20: */
1.56 kristaps 21: #include "config.h"
22:
1.244 schwarze 23: #include <sys/types.h>
1.196 schwarze 24: #ifndef OSNAME
1.132 kristaps 25: #include <sys/utsname.h>
26: #endif
1.1 kristaps 27:
28: #include <assert.h>
29: #include <ctype.h>
1.35 kristaps 30: #include <limits.h>
1.81 kristaps 31: #include <stdio.h>
1.1 kristaps 32: #include <stdlib.h>
1.2 kristaps 33: #include <string.h>
1.132 kristaps 34: #include <time.h>
1.1 kristaps 35:
1.284 schwarze 36: #include "mandoc_aux.h"
37: #include "mandoc.h"
1.346 schwarze 38: #include "mandoc_xr.h"
1.284 schwarze 39: #include "roff.h"
1.165 kristaps 40: #include "mdoc.h"
1.284 schwarze 41: #include "libmandoc.h"
1.287 schwarze 42: #include "roff_int.h"
1.1 kristaps 43: #include "libmdoc.h"
1.385 schwarze 44: #include "tag.h"
1.1 kristaps 45:
46: /* FIXME: .Bl -diag can't have non-text children in HEAD. */
47:
1.286 schwarze 48: #define POST_ARGS struct roff_man *mdoc
1.1 kristaps 49:
1.120 kristaps 50: enum check_ineq {
51: CHECK_LT,
52: CHECK_GT,
53: CHECK_EQ
54: };
55:
1.259 schwarze 56: typedef void (*v_post)(POST_ARGS);
1.1 kristaps 57:
1.317 schwarze 58: static int build_list(struct roff_man *, int);
1.286 schwarze 59: static void check_argv(struct roff_man *,
1.285 schwarze 60: struct roff_node *, struct mdoc_argv *);
1.286 schwarze 61: static void check_args(struct roff_man *, struct roff_node *);
1.355 schwarze 62: static void check_text(struct roff_man *, int, int, char *);
63: static void check_text_em(struct roff_man *, int, int, char *);
1.336 schwarze 64: static void check_toptext(struct roff_man *, int, int, const char *);
1.285 schwarze 65: static int child_an(const struct roff_node *);
1.320 schwarze 66: static size_t macro2len(enum roff_tok);
1.322 schwarze 67: static void rewrite_macro2len(struct roff_man *, char **);
1.343 schwarze 68: static int similar(const char *, const char *);
1.132 kristaps 69:
1.373 schwarze 70: static void post_abort(POST_ARGS) __attribute__((__noreturn__));
1.259 schwarze 71: static void post_an(POST_ARGS);
1.299 schwarze 72: static void post_an_norm(POST_ARGS);
1.259 schwarze 73: static void post_at(POST_ARGS);
1.299 schwarze 74: static void post_bd(POST_ARGS);
1.259 schwarze 75: static void post_bf(POST_ARGS);
76: static void post_bk(POST_ARGS);
77: static void post_bl(POST_ARGS);
78: static void post_bl_block(POST_ARGS);
79: static void post_bl_head(POST_ARGS);
1.299 schwarze 80: static void post_bl_norm(POST_ARGS);
1.259 schwarze 81: static void post_bx(POST_ARGS);
82: static void post_defaults(POST_ARGS);
1.299 schwarze 83: static void post_display(POST_ARGS);
1.259 schwarze 84: static void post_dd(POST_ARGS);
1.333 schwarze 85: static void post_delim(POST_ARGS);
1.348 schwarze 86: static void post_delim_nb(POST_ARGS);
1.259 schwarze 87: static void post_dt(POST_ARGS);
1.380 schwarze 88: static void post_em(POST_ARGS);
1.259 schwarze 89: static void post_en(POST_ARGS);
1.380 schwarze 90: static void post_er(POST_ARGS);
1.259 schwarze 91: static void post_es(POST_ARGS);
92: static void post_eoln(POST_ARGS);
93: static void post_ex(POST_ARGS);
94: static void post_fa(POST_ARGS);
1.387 schwarze 95: static void post_fl(POST_ARGS);
1.259 schwarze 96: static void post_fn(POST_ARGS);
97: static void post_fname(POST_ARGS);
98: static void post_fo(POST_ARGS);
99: static void post_hyph(POST_ARGS);
100: static void post_it(POST_ARGS);
101: static void post_lb(POST_ARGS);
102: static void post_nd(POST_ARGS);
103: static void post_nm(POST_ARGS);
104: static void post_ns(POST_ARGS);
1.299 schwarze 105: static void post_obsolete(POST_ARGS);
1.259 schwarze 106: static void post_os(POST_ARGS);
107: static void post_par(POST_ARGS);
1.299 schwarze 108: static void post_prevpar(POST_ARGS);
1.259 schwarze 109: static void post_root(POST_ARGS);
110: static void post_rs(POST_ARGS);
1.317 schwarze 111: static void post_rv(POST_ARGS);
1.381 schwarze 112: static void post_section(POST_ARGS);
1.259 schwarze 113: static void post_sh(POST_ARGS);
114: static void post_sh_head(POST_ARGS);
115: static void post_sh_name(POST_ARGS);
116: static void post_sh_see_also(POST_ARGS);
117: static void post_sh_authors(POST_ARGS);
118: static void post_sm(POST_ARGS);
119: static void post_st(POST_ARGS);
1.299 schwarze 120: static void post_std(POST_ARGS);
1.348 schwarze 121: static void post_sx(POST_ARGS);
1.380 schwarze 122: static void post_tag(POST_ARGS);
1.377 schwarze 123: static void post_tg(POST_ARGS);
1.328 schwarze 124: static void post_useless(POST_ARGS);
1.310 schwarze 125: static void post_xr(POST_ARGS);
1.315 schwarze 126: static void post_xx(POST_ARGS);
1.259 schwarze 127:
1.361 schwarze 128: static const v_post mdoc_valids[MDOC_MAX - MDOC_Dd] = {
1.299 schwarze 129: post_dd, /* Dd */
130: post_dt, /* Dt */
131: post_os, /* Os */
132: post_sh, /* Sh */
1.381 schwarze 133: post_section, /* Ss */
1.299 schwarze 134: post_par, /* Pp */
135: post_display, /* D1 */
136: post_display, /* Dl */
137: post_display, /* Bd */
138: NULL, /* Ed */
139: post_bl, /* Bl */
140: NULL, /* El */
141: post_it, /* It */
1.348 schwarze 142: post_delim_nb, /* Ad */
1.299 schwarze 143: post_an, /* An */
1.320 schwarze 144: NULL, /* Ap */
1.299 schwarze 145: post_defaults, /* Ar */
146: NULL, /* Cd */
1.380 schwarze 147: post_tag, /* Cm */
148: post_tag, /* Dv */
149: post_er, /* Er */
150: post_tag, /* Ev */
1.299 schwarze 151: post_ex, /* Ex */
152: post_fa, /* Fa */
153: NULL, /* Fd */
1.387 schwarze 154: post_fl, /* Fl */
1.299 schwarze 155: post_fn, /* Fn */
1.348 schwarze 156: post_delim_nb, /* Ft */
1.380 schwarze 157: post_tag, /* Ic */
1.348 schwarze 158: post_delim_nb, /* In */
1.380 schwarze 159: post_tag, /* Li */
1.299 schwarze 160: post_nd, /* Nd */
161: post_nm, /* Nm */
1.348 schwarze 162: post_delim_nb, /* Op */
1.363 schwarze 163: post_abort, /* Ot */
1.299 schwarze 164: post_defaults, /* Pa */
1.317 schwarze 165: post_rv, /* Rv */
1.299 schwarze 166: post_st, /* St */
1.389 schwarze 167: post_tag, /* Va */
1.348 schwarze 168: post_delim_nb, /* Vt */
1.310 schwarze 169: post_xr, /* Xr */
1.299 schwarze 170: NULL, /* %A */
171: post_hyph, /* %B */ /* FIXME: can be used outside Rs/Re. */
172: NULL, /* %D */
173: NULL, /* %I */
174: NULL, /* %J */
175: post_hyph, /* %N */
176: post_hyph, /* %O */
177: NULL, /* %P */
178: post_hyph, /* %R */
179: post_hyph, /* %T */ /* FIXME: can be used outside Rs/Re. */
180: NULL, /* %V */
181: NULL, /* Ac */
1.354 schwarze 182: NULL, /* Ao */
1.348 schwarze 183: post_delim_nb, /* Aq */
1.299 schwarze 184: post_at, /* At */
185: NULL, /* Bc */
186: post_bf, /* Bf */
1.354 schwarze 187: NULL, /* Bo */
1.299 schwarze 188: NULL, /* Bq */
1.315 schwarze 189: post_xx, /* Bsx */
1.299 schwarze 190: post_bx, /* Bx */
191: post_obsolete, /* Db */
192: NULL, /* Dc */
193: NULL, /* Do */
194: NULL, /* Dq */
195: NULL, /* Ec */
196: NULL, /* Ef */
1.380 schwarze 197: post_em, /* Em */
1.299 schwarze 198: NULL, /* Eo */
1.315 schwarze 199: post_xx, /* Fx */
1.380 schwarze 200: post_tag, /* Ms */
201: post_tag, /* No */
1.299 schwarze 202: post_ns, /* Ns */
1.315 schwarze 203: post_xx, /* Nx */
204: post_xx, /* Ox */
1.299 schwarze 205: NULL, /* Pc */
206: NULL, /* Pf */
1.354 schwarze 207: NULL, /* Po */
1.348 schwarze 208: post_delim_nb, /* Pq */
1.299 schwarze 209: NULL, /* Qc */
1.348 schwarze 210: post_delim_nb, /* Ql */
1.354 schwarze 211: NULL, /* Qo */
1.348 schwarze 212: post_delim_nb, /* Qq */
1.299 schwarze 213: NULL, /* Re */
214: post_rs, /* Rs */
215: NULL, /* Sc */
1.354 schwarze 216: NULL, /* So */
1.348 schwarze 217: post_delim_nb, /* Sq */
1.299 schwarze 218: post_sm, /* Sm */
1.348 schwarze 219: post_sx, /* Sx */
1.380 schwarze 220: post_em, /* Sy */
1.328 schwarze 221: post_useless, /* Tn */
1.315 schwarze 222: post_xx, /* Ux */
1.299 schwarze 223: NULL, /* Xc */
224: NULL, /* Xo */
225: post_fo, /* Fo */
226: NULL, /* Fc */
1.354 schwarze 227: NULL, /* Oo */
1.299 schwarze 228: NULL, /* Oc */
229: post_bk, /* Bk */
230: NULL, /* Ek */
231: post_eoln, /* Bt */
1.333 schwarze 232: post_obsolete, /* Hf */
1.299 schwarze 233: post_obsolete, /* Fr */
234: post_eoln, /* Ud */
235: post_lb, /* Lb */
1.363 schwarze 236: post_abort, /* Lp */
1.348 schwarze 237: post_delim_nb, /* Lk */
1.299 schwarze 238: post_defaults, /* Mt */
1.348 schwarze 239: post_delim_nb, /* Brq */
1.354 schwarze 240: NULL, /* Bro */
1.299 schwarze 241: NULL, /* Brc */
242: NULL, /* %C */
243: post_es, /* Es */
244: post_en, /* En */
1.315 schwarze 245: post_xx, /* Dx */
1.299 schwarze 246: NULL, /* %Q */
247: NULL, /* %U */
248: NULL, /* Ta */
1.377 schwarze 249: post_tg, /* Tg */
1.1 kristaps 250: };
251:
1.122 kristaps 252: #define RSORD_MAX 14 /* Number of `Rs' blocks. */
253:
1.320 schwarze 254: static const enum roff_tok rsord[RSORD_MAX] = {
1.122 kristaps 255: MDOC__A,
256: MDOC__T,
257: MDOC__B,
258: MDOC__I,
259: MDOC__J,
260: MDOC__R,
261: MDOC__N,
262: MDOC__V,
1.186 schwarze 263: MDOC__U,
1.122 kristaps 264: MDOC__P,
265: MDOC__Q,
1.192 schwarze 266: MDOC__C,
1.122 kristaps 267: MDOC__D,
1.192 schwarze 268: MDOC__O
1.122 kristaps 269: };
270:
1.160 kristaps 271: static const char * const secnames[SEC__MAX] = {
272: NULL,
273: "NAME",
274: "LIBRARY",
275: "SYNOPSIS",
276: "DESCRIPTION",
1.208 schwarze 277: "CONTEXT",
1.160 kristaps 278: "IMPLEMENTATION NOTES",
279: "RETURN VALUES",
280: "ENVIRONMENT",
281: "FILES",
282: "EXIT STATUS",
283: "EXAMPLES",
284: "DIAGNOSTICS",
285: "COMPATIBILITY",
286: "ERRORS",
287: "SEE ALSO",
288: "STANDARDS",
289: "HISTORY",
290: "AUTHORS",
291: "CAVEATS",
292: "BUGS",
293: "SECURITY CONSIDERATIONS",
294: NULL
295: };
1.1 kristaps 296:
1.380 schwarze 297: static int fn_prio = TAG_STRONG;
298:
1.210 schwarze 299:
1.363 schwarze 300: /* Validate the subtree rooted at mdoc->last. */
1.259 schwarze 301: void
1.367 schwarze 302: mdoc_validate(struct roff_man *mdoc)
1.1 kristaps 303: {
1.355 schwarze 304: struct roff_node *n, *np;
1.320 schwarze 305: const v_post *p;
1.1 kristaps 306:
1.363 schwarze 307: /*
308: * Translate obsolete macros to modern macros first
309: * such that later code does not need to look
310: * for the obsolete versions.
311: */
312:
1.242 schwarze 313: n = mdoc->last;
1.363 schwarze 314: switch (n->tok) {
315: case MDOC_Lp:
316: n->tok = MDOC_Pp;
317: break;
318: case MDOC_Ot:
319: post_obsolete(mdoc);
320: n->tok = MDOC_Ft;
321: break;
322: default:
323: break;
324: }
325:
326: /*
327: * Iterate over all children, recursing into each one
328: * in turn, depth-first.
329: */
330:
1.298 schwarze 331: mdoc->last = mdoc->last->child;
332: while (mdoc->last != NULL) {
1.367 schwarze 333: mdoc_validate(mdoc);
1.298 schwarze 334: if (mdoc->last == n)
335: mdoc->last = mdoc->last->child;
336: else
337: mdoc->last = mdoc->last->next;
338: }
1.1 kristaps 339:
1.363 schwarze 340: /* Finally validate the macro itself. */
341:
1.298 schwarze 342: mdoc->last = n;
343: mdoc->next = ROFF_NEXT_SIBLING;
1.242 schwarze 344: switch (n->type) {
1.284 schwarze 345: case ROFFT_TEXT:
1.355 schwarze 346: np = n->parent;
1.312 schwarze 347: if (n->sec != SEC_SYNOPSIS ||
1.355 schwarze 348: (np->tok != MDOC_Cd && np->tok != MDOC_Fd))
1.299 schwarze 349: check_text(mdoc, n->line, n->pos, n->string);
1.369 schwarze 350: if ((n->flags & NODE_NOFILL) == 0 &&
1.355 schwarze 351: (np->tok != MDOC_It || np->type != ROFFT_HEAD ||
352: np->parent->parent->norm->Bl.type != LIST_diag))
353: check_text_em(mdoc, n->line, n->pos, n->string);
354: if (np->tok == MDOC_It || (np->type == ROFFT_BODY &&
355: (np->tok == MDOC_Sh || np->tok == MDOC_Ss)))
1.336 schwarze 356: check_toptext(mdoc, n->line, n->pos, n->string);
1.299 schwarze 357: break;
1.358 schwarze 358: case ROFFT_COMMENT:
1.284 schwarze 359: case ROFFT_EQN:
360: case ROFFT_TBL:
1.259 schwarze 361: break;
1.284 schwarze 362: case ROFFT_ROOT:
1.259 schwarze 363: post_root(mdoc);
364: break;
1.150 kristaps 365: default:
1.299 schwarze 366: check_args(mdoc, mdoc->last);
1.255 schwarze 367:
368: /*
369: * Closing delimiters are not special at the
370: * beginning of a block, opening delimiters
371: * are not special at the end.
372: */
373:
374: if (n->child != NULL)
1.314 schwarze 375: n->child->flags &= ~NODE_DELIMC;
1.255 schwarze 376: if (n->last != NULL)
1.314 schwarze 377: n->last->flags &= ~NODE_DELIMO;
1.255 schwarze 378:
379: /* Call the macro's postprocessor. */
380:
1.323 schwarze 381: if (n->tok < ROFF_MAX) {
1.364 schwarze 382: roff_validate(mdoc);
1.323 schwarze 383: break;
384: }
385:
386: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.361 schwarze 387: p = mdoc_valids + (n->tok - MDOC_Dd);
1.259 schwarze 388: if (*p)
389: (*p)(mdoc);
1.298 schwarze 390: if (mdoc->last == n)
391: mdoc_state(mdoc, n);
1.259 schwarze 392: break;
1.150 kristaps 393: }
1.1 kristaps 394: }
395:
1.259 schwarze 396: static void
1.286 schwarze 397: check_args(struct roff_man *mdoc, struct roff_node *n)
1.1 kristaps 398: {
399: int i;
400:
401: if (NULL == n->args)
1.133 kristaps 402: return;
1.1 kristaps 403:
404: assert(n->args->argc);
405: for (i = 0; i < (int)n->args->argc; i++)
1.191 schwarze 406: check_argv(mdoc, n, &n->args->argv[i]);
1.1 kristaps 407: }
408:
1.133 kristaps 409: static void
1.286 schwarze 410: check_argv(struct roff_man *mdoc, struct roff_node *n, struct mdoc_argv *v)
1.1 kristaps 411: {
412: int i;
413:
414: for (i = 0; i < (int)v->sz; i++)
1.191 schwarze 415: check_text(mdoc, v->line, v->pos, v->value[i]);
1.1 kristaps 416: }
417:
1.133 kristaps 418: static void
1.286 schwarze 419: check_text(struct roff_man *mdoc, int ln, int pos, char *p)
1.1 kristaps 420: {
1.172 kristaps 421: char *cp;
1.102 kristaps 422:
1.369 schwarze 423: if (mdoc->last->flags & NODE_NOFILL)
1.177 schwarze 424: return;
425:
426: for (cp = p; NULL != (p = strchr(p, '\t')); p++)
1.365 schwarze 427: mandoc_msg(MANDOCERR_FI_TAB, ln, pos + (int)(p - cp), NULL);
1.355 schwarze 428: }
429:
430: static void
431: check_text_em(struct roff_man *mdoc, int ln, int pos, char *p)
432: {
433: const struct roff_node *np, *nn;
434: char *cp;
435:
436: np = mdoc->last->prev;
437: nn = mdoc->last->next;
438:
439: /* Look for em-dashes wrongly encoded as "--". */
440:
441: for (cp = p; *cp != '\0'; cp++) {
1.356 schwarze 442: if (cp[0] != '-' || cp[1] != '-')
1.355 schwarze 443: continue;
1.356 schwarze 444: cp++;
1.355 schwarze 445:
446: /* Skip input sequences of more than two '-'. */
447:
448: if (cp[1] == '-') {
449: while (cp[1] == '-')
450: cp++;
451: continue;
452: }
453:
454: /* Skip "--" directly attached to something else. */
455:
456: if ((cp - p > 1 && cp[-2] != ' ') ||
457: (cp[1] != '\0' && cp[1] != ' '))
458: continue;
459:
460: /* Require a letter right before or right afterwards. */
461:
462: if ((cp - p > 2 ?
463: isalpha((unsigned char)cp[-3]) :
464: np != NULL &&
465: np->type == ROFFT_TEXT &&
1.360 schwarze 466: *np->string != '\0' &&
1.355 schwarze 467: isalpha((unsigned char)np->string[
468: strlen(np->string) - 1])) ||
1.359 schwarze 469: (cp[1] != '\0' && cp[2] != '\0' ?
1.355 schwarze 470: isalpha((unsigned char)cp[2]) :
471: nn != NULL &&
472: nn->type == ROFFT_TEXT &&
473: isalpha((unsigned char)*nn->string))) {
1.365 schwarze 474: mandoc_msg(MANDOCERR_DASHDASH,
1.355 schwarze 475: ln, pos + (int)(cp - p) - 1, NULL);
476: break;
477: }
478: }
1.1 kristaps 479: }
480:
1.259 schwarze 481: static void
1.336 schwarze 482: check_toptext(struct roff_man *mdoc, int ln, int pos, const char *p)
1.329 schwarze 483: {
1.336 schwarze 484: const char *cp, *cpr;
485:
486: if (*p == '\0')
487: return;
1.329 schwarze 488:
489: if ((cp = strstr(p, "OpenBSD")) != NULL)
1.365 schwarze 490: mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Ox");
1.329 schwarze 491: if ((cp = strstr(p, "NetBSD")) != NULL)
1.365 schwarze 492: mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Nx");
1.329 schwarze 493: if ((cp = strstr(p, "FreeBSD")) != NULL)
1.365 schwarze 494: mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Fx");
1.329 schwarze 495: if ((cp = strstr(p, "DragonFly")) != NULL)
1.365 schwarze 496: mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Dx");
1.336 schwarze 497:
498: cp = p;
499: while ((cp = strstr(cp + 1, "()")) != NULL) {
500: for (cpr = cp - 1; cpr >= p; cpr--)
501: if (*cpr != '_' && !isalnum((unsigned char)*cpr))
502: break;
503: if ((cpr < p || *cpr == ' ') && cpr + 1 < cp) {
504: cpr++;
1.365 schwarze 505: mandoc_msg(MANDOCERR_FUNC, ln, pos + (int)(cpr - p),
1.336 schwarze 506: "%.*s()", (int)(cp - cpr), cpr);
507: }
508: }
1.329 schwarze 509: }
510:
1.373 schwarze 511: static void
1.363 schwarze 512: post_abort(POST_ARGS)
513: {
514: abort();
515: }
516:
517: static void
1.333 schwarze 518: post_delim(POST_ARGS)
519: {
520: const struct roff_node *nch;
1.348 schwarze 521: const char *lc;
522: enum mdelim delim;
523: enum roff_tok tok;
524:
525: tok = mdoc->last->tok;
526: nch = mdoc->last->last;
527: if (nch == NULL || nch->type != ROFFT_TEXT)
528: return;
529: lc = strchr(nch->string, '\0') - 1;
530: if (lc < nch->string)
531: return;
532: delim = mdoc_isdelim(lc);
533: if (delim == DELIM_NONE || delim == DELIM_OPEN)
534: return;
535: if (*lc == ')' && (tok == MDOC_Nd || tok == MDOC_Sh ||
536: tok == MDOC_Ss || tok == MDOC_Fo))
537: return;
538:
1.365 schwarze 539: mandoc_msg(MANDOCERR_DELIM, nch->line,
540: nch->pos + (int)(lc - nch->string), "%s%s %s", roff_name[tok],
1.348 schwarze 541: nch == mdoc->last->child ? "" : " ...", nch->string);
542: }
543:
544: static void
545: post_delim_nb(POST_ARGS)
546: {
547: const struct roff_node *nch;
1.334 schwarze 548: const char *lc, *cp;
549: int nw;
1.333 schwarze 550: enum mdelim delim;
1.334 schwarze 551: enum roff_tok tok;
1.333 schwarze 552:
1.334 schwarze 553: /*
554: * Find candidates: at least two bytes,
555: * the last one a closing or middle delimiter.
556: */
557:
558: tok = mdoc->last->tok;
1.333 schwarze 559: nch = mdoc->last->last;
560: if (nch == NULL || nch->type != ROFFT_TEXT)
561: return;
562: lc = strchr(nch->string, '\0') - 1;
563: if (lc <= nch->string)
564: return;
565: delim = mdoc_isdelim(lc);
566: if (delim == DELIM_NONE || delim == DELIM_OPEN)
567: return;
1.334 schwarze 568:
569: /*
570: * Reduce false positives by allowing various cases.
571: */
572:
573: /* Escaped delimiters. */
574: if (lc > nch->string + 1 && lc[-2] == '\\' &&
575: (lc[-1] == '&' || lc[-1] == 'e'))
576: return;
577:
578: /* Specific byte sequences. */
579: switch (*lc) {
580: case ')':
581: for (cp = lc; cp >= nch->string; cp--)
582: if (*cp == '(')
583: return;
584: break;
585: case '.':
586: if (lc > nch->string + 1 && lc[-2] == '.' && lc[-1] == '.')
587: return;
588: if (lc[-1] == '.')
589: return;
590: break;
591: case ';':
592: if (tok == MDOC_Vt)
593: return;
594: break;
595: case '?':
596: if (lc[-1] == '?')
597: return;
598: break;
599: case ']':
600: for (cp = lc; cp >= nch->string; cp--)
601: if (*cp == '[')
602: return;
603: break;
604: case '|':
605: if (lc == nch->string + 1 && lc[-1] == '|')
606: return;
607: default:
608: break;
609: }
610:
611: /* Exactly two non-alphanumeric bytes. */
612: if (lc == nch->string + 1 && !isalnum((unsigned char)lc[-1]))
613: return;
614:
615: /* At least three alphabetic words with a sentence ending. */
616: if (strchr("!.:?", *lc) != NULL && (tok == MDOC_Em ||
1.354 schwarze 617: tok == MDOC_Li || tok == MDOC_Pq || tok == MDOC_Sy)) {
1.334 schwarze 618: nw = 0;
619: for (cp = lc - 1; cp >= nch->string; cp--) {
620: if (*cp == ' ') {
621: nw++;
622: if (cp > nch->string && cp[-1] == ',')
623: cp--;
624: } else if (isalpha((unsigned int)*cp)) {
625: if (nw > 1)
626: return;
627: } else
628: break;
629: }
630: }
631:
1.365 schwarze 632: mandoc_msg(MANDOCERR_DELIM_NB, nch->line,
633: nch->pos + (int)(lc - nch->string), "%s%s %s", roff_name[tok],
1.333 schwarze 634: nch == mdoc->last->child ? "" : " ...", nch->string);
635: }
636:
637: static void
1.299 schwarze 638: post_bl_norm(POST_ARGS)
1.1 kristaps 639: {
1.299 schwarze 640: struct roff_node *n;
1.238 schwarze 641: struct mdoc_argv *argv, *wa;
1.227 schwarze 642: int i;
1.238 schwarze 643: enum mdocargt mdoclt;
1.104 kristaps 644: enum mdoc_list lt;
1.1 kristaps 645:
1.299 schwarze 646: n = mdoc->last->parent;
647: n->norm->Bl.type = LIST__NONE;
1.1 kristaps 648:
1.210 schwarze 649: /*
1.91 kristaps 650: * First figure out which kind of list to use: bind ourselves to
651: * the first mentioned list type and warn about any remaining
652: * ones. If we find no list type, we default to LIST_item.
653: */
1.1 kristaps 654:
1.245 schwarze 655: wa = (n->args == NULL) ? NULL : n->args->argv;
1.238 schwarze 656: mdoclt = MDOC_ARG_MAX;
1.91 kristaps 657: for (i = 0; n->args && i < (int)n->args->argc; i++) {
1.227 schwarze 658: argv = n->args->argv + i;
1.91 kristaps 659: lt = LIST__NONE;
1.227 schwarze 660: switch (argv->arg) {
1.91 kristaps 661: /* Set list types. */
1.210 schwarze 662: case MDOC_Bullet:
1.91 kristaps 663: lt = LIST_bullet;
664: break;
1.210 schwarze 665: case MDOC_Dash:
1.91 kristaps 666: lt = LIST_dash;
667: break;
1.210 schwarze 668: case MDOC_Enum:
1.91 kristaps 669: lt = LIST_enum;
670: break;
1.210 schwarze 671: case MDOC_Hyphen:
1.91 kristaps 672: lt = LIST_hyphen;
673: break;
1.210 schwarze 674: case MDOC_Item:
1.91 kristaps 675: lt = LIST_item;
676: break;
1.210 schwarze 677: case MDOC_Tag:
1.91 kristaps 678: lt = LIST_tag;
679: break;
1.210 schwarze 680: case MDOC_Diag:
1.91 kristaps 681: lt = LIST_diag;
682: break;
1.210 schwarze 683: case MDOC_Hang:
1.91 kristaps 684: lt = LIST_hang;
685: break;
1.210 schwarze 686: case MDOC_Ohang:
1.91 kristaps 687: lt = LIST_ohang;
688: break;
1.210 schwarze 689: case MDOC_Inset:
1.91 kristaps 690: lt = LIST_inset;
691: break;
1.210 schwarze 692: case MDOC_Column:
1.91 kristaps 693: lt = LIST_column;
694: break;
695: /* Set list arguments. */
1.210 schwarze 696: case MDOC_Compact:
1.227 schwarze 697: if (n->norm->Bl.comp)
698: mandoc_msg(MANDOCERR_ARG_REP,
1.365 schwarze 699: argv->line, argv->pos, "Bl -compact");
1.227 schwarze 700: n->norm->Bl.comp = 1;
1.91 kristaps 701: break;
1.210 schwarze 702: case MDOC_Width:
1.238 schwarze 703: wa = argv;
1.227 schwarze 704: if (0 == argv->sz) {
705: mandoc_msg(MANDOCERR_ARG_EMPTY,
1.365 schwarze 706: argv->line, argv->pos, "Bl -width");
1.227 schwarze 707: n->norm->Bl.width = "0n";
1.182 kristaps 708: break;
709: }
1.227 schwarze 710: if (NULL != n->norm->Bl.width)
1.365 schwarze 711: mandoc_msg(MANDOCERR_ARG_REP,
712: argv->line, argv->pos,
713: "Bl -width %s", argv->value[0]);
1.322 schwarze 714: rewrite_macro2len(mdoc, argv->value);
1.227 schwarze 715: n->norm->Bl.width = argv->value[0];
1.8 kristaps 716: break;
1.210 schwarze 717: case MDOC_Offset:
1.227 schwarze 718: if (0 == argv->sz) {
719: mandoc_msg(MANDOCERR_ARG_EMPTY,
1.365 schwarze 720: argv->line, argv->pos, "Bl -offset");
1.98 kristaps 721: break;
722: }
1.227 schwarze 723: if (NULL != n->norm->Bl.offs)
1.365 schwarze 724: mandoc_msg(MANDOCERR_ARG_REP,
725: argv->line, argv->pos,
726: "Bl -offset %s", argv->value[0]);
1.322 schwarze 727: rewrite_macro2len(mdoc, argv->value);
1.227 schwarze 728: n->norm->Bl.offs = argv->value[0];
1.1 kristaps 729: break;
1.113 kristaps 730: default:
731: continue;
1.1 kristaps 732: }
1.228 schwarze 733: if (LIST__NONE == lt)
734: continue;
1.238 schwarze 735: mdoclt = argv->arg;
1.1 kristaps 736:
1.91 kristaps 737: /* Check: multiple list types. */
738:
1.228 schwarze 739: if (LIST__NONE != n->norm->Bl.type) {
1.365 schwarze 740: mandoc_msg(MANDOCERR_BL_REP, n->line, n->pos,
1.239 schwarze 741: "Bl -%s", mdoc_argnames[argv->arg]);
1.228 schwarze 742: continue;
1.109 kristaps 743: }
1.91 kristaps 744:
745: /* The list type should come first. */
746:
1.228 schwarze 747: if (n->norm->Bl.width ||
748: n->norm->Bl.offs ||
749: n->norm->Bl.comp)
1.365 schwarze 750: mandoc_msg(MANDOCERR_BL_LATETYPE,
751: n->line, n->pos, "Bl -%s",
1.228 schwarze 752: mdoc_argnames[n->args->argv[0].arg]);
753:
754: n->norm->Bl.type = lt;
755: if (LIST_column == lt) {
756: n->norm->Bl.ncols = argv->sz;
757: n->norm->Bl.cols = (void *)argv->value;
758: }
1.91 kristaps 759: }
760:
761: /* Allow lists to default to LIST_item. */
762:
1.147 kristaps 763: if (LIST__NONE == n->norm->Bl.type) {
1.365 schwarze 764: mandoc_msg(MANDOCERR_BL_NOTYPE, n->line, n->pos, "Bl");
1.147 kristaps 765: n->norm->Bl.type = LIST_item;
1.303 schwarze 766: mdoclt = MDOC_Item;
1.79 kristaps 767: }
1.1 kristaps 768:
1.210 schwarze 769: /*
1.8 kristaps 770: * Validate the width field. Some list types don't need width
771: * types and should be warned about them. Others should have it
1.185 schwarze 772: * and must also be warned. Yet others have a default and need
773: * no warning.
1.8 kristaps 774: */
775:
1.147 kristaps 776: switch (n->norm->Bl.type) {
1.210 schwarze 777: case LIST_tag:
1.349 schwarze 778: if (n->norm->Bl.width == NULL)
1.365 schwarze 779: mandoc_msg(MANDOCERR_BL_NOWIDTH,
1.239 schwarze 780: n->line, n->pos, "Bl -tag");
1.133 kristaps 781: break;
1.210 schwarze 782: case LIST_column:
783: case LIST_diag:
784: case LIST_ohang:
785: case LIST_inset:
786: case LIST_item:
1.349 schwarze 787: if (n->norm->Bl.width != NULL)
1.365 schwarze 788: mandoc_msg(MANDOCERR_BL_SKIPW, wa->line, wa->pos,
789: "Bl -%s", mdoc_argnames[mdoclt]);
1.349 schwarze 790: n->norm->Bl.width = NULL;
1.185 schwarze 791: break;
1.210 schwarze 792: case LIST_bullet:
793: case LIST_dash:
794: case LIST_hyphen:
1.349 schwarze 795: if (n->norm->Bl.width == NULL)
1.185 schwarze 796: n->norm->Bl.width = "2n";
797: break;
1.210 schwarze 798: case LIST_enum:
1.349 schwarze 799: if (n->norm->Bl.width == NULL)
1.185 schwarze 800: n->norm->Bl.width = "3n";
1.133 kristaps 801: break;
1.8 kristaps 802: default:
803: break;
804: }
1.1 kristaps 805: }
806:
1.259 schwarze 807: static void
1.299 schwarze 808: post_bd(POST_ARGS)
1.1 kristaps 809: {
1.299 schwarze 810: struct roff_node *n;
1.227 schwarze 811: struct mdoc_argv *argv;
812: int i;
1.210 schwarze 813: enum mdoc_disp dt;
1.1 kristaps 814:
1.299 schwarze 815: n = mdoc->last;
1.93 kristaps 816: for (i = 0; n->args && i < (int)n->args->argc; i++) {
1.227 schwarze 817: argv = n->args->argv + i;
1.93 kristaps 818: dt = DISP__NONE;
1.94 kristaps 819:
1.227 schwarze 820: switch (argv->arg) {
1.210 schwarze 821: case MDOC_Centred:
1.231 schwarze 822: dt = DISP_centered;
1.93 kristaps 823: break;
1.210 schwarze 824: case MDOC_Ragged:
1.93 kristaps 825: dt = DISP_ragged;
826: break;
1.210 schwarze 827: case MDOC_Unfilled:
1.93 kristaps 828: dt = DISP_unfilled;
829: break;
1.210 schwarze 830: case MDOC_Filled:
1.93 kristaps 831: dt = DISP_filled;
832: break;
1.210 schwarze 833: case MDOC_Literal:
1.93 kristaps 834: dt = DISP_literal;
1.79 kristaps 835: break;
1.210 schwarze 836: case MDOC_File:
1.365 schwarze 837: mandoc_msg(MANDOCERR_BD_FILE, n->line, n->pos, NULL);
1.258 schwarze 838: break;
1.210 schwarze 839: case MDOC_Offset:
1.227 schwarze 840: if (0 == argv->sz) {
841: mandoc_msg(MANDOCERR_ARG_EMPTY,
1.365 schwarze 842: argv->line, argv->pos, "Bd -offset");
1.94 kristaps 843: break;
844: }
1.227 schwarze 845: if (NULL != n->norm->Bd.offs)
1.365 schwarze 846: mandoc_msg(MANDOCERR_ARG_REP,
847: argv->line, argv->pos,
848: "Bd -offset %s", argv->value[0]);
1.322 schwarze 849: rewrite_macro2len(mdoc, argv->value);
1.227 schwarze 850: n->norm->Bd.offs = argv->value[0];
1.94 kristaps 851: break;
1.210 schwarze 852: case MDOC_Compact:
1.227 schwarze 853: if (n->norm->Bd.comp)
854: mandoc_msg(MANDOCERR_ARG_REP,
1.365 schwarze 855: argv->line, argv->pos, "Bd -compact");
1.227 schwarze 856: n->norm->Bd.comp = 1;
1.94 kristaps 857: break;
1.1 kristaps 858: default:
1.94 kristaps 859: abort();
1.1 kristaps 860: }
1.228 schwarze 861: if (DISP__NONE == dt)
862: continue;
1.94 kristaps 863:
1.228 schwarze 864: if (DISP__NONE == n->norm->Bd.type)
1.147 kristaps 865: n->norm->Bd.type = dt;
1.228 schwarze 866: else
1.365 schwarze 867: mandoc_msg(MANDOCERR_BD_REP, n->line, n->pos,
1.239 schwarze 868: "Bd -%s", mdoc_argnames[argv->arg]);
1.93 kristaps 869: }
870:
1.147 kristaps 871: if (DISP__NONE == n->norm->Bd.type) {
1.365 schwarze 872: mandoc_msg(MANDOCERR_BD_NOTYPE, n->line, n->pos, "Bd");
1.147 kristaps 873: n->norm->Bd.type = DISP_ragged;
1.93 kristaps 874: }
1.1 kristaps 875: }
876:
1.317 schwarze 877: /*
878: * Stand-alone line macros.
879: */
880:
1.259 schwarze 881: static void
1.299 schwarze 882: post_an_norm(POST_ARGS)
1.1 kristaps 883: {
1.299 schwarze 884: struct roff_node *n;
1.238 schwarze 885: struct mdoc_argv *argv;
886: size_t i;
1.1 kristaps 887:
1.299 schwarze 888: n = mdoc->last;
1.238 schwarze 889: if (n->args == NULL)
1.259 schwarze 890: return;
1.210 schwarze 891:
1.238 schwarze 892: for (i = 1; i < n->args->argc; i++) {
893: argv = n->args->argv + i;
1.365 schwarze 894: mandoc_msg(MANDOCERR_AN_REP, argv->line, argv->pos,
1.238 schwarze 895: "An -%s", mdoc_argnames[argv->arg]);
896: }
1.120 kristaps 897:
1.238 schwarze 898: argv = n->args->argv;
899: if (argv->arg == MDOC_Split)
1.147 kristaps 900: n->norm->An.auth = AUTH_split;
1.238 schwarze 901: else if (argv->arg == MDOC_Nosplit)
1.147 kristaps 902: n->norm->An.auth = AUTH_nosplit;
1.107 kristaps 903: else
904: abort();
1.1 kristaps 905: }
906:
1.259 schwarze 907: static void
1.317 schwarze 908: post_eoln(POST_ARGS)
909: {
910: struct roff_node *n;
911:
1.328 schwarze 912: post_useless(mdoc);
1.317 schwarze 913: n = mdoc->last;
914: if (n->child != NULL)
1.365 schwarze 915: mandoc_msg(MANDOCERR_ARG_SKIP, n->line,
1.320 schwarze 916: n->pos, "%s %s", roff_name[n->tok], n->child->string);
1.317 schwarze 917:
918: while (n->child != NULL)
919: roff_node_delete(mdoc, n->child);
920:
921: roff_word_alloc(mdoc, n->line, n->pos, n->tok == MDOC_Bt ?
922: "is currently in beta test." : "currently under development.");
923: mdoc->last->flags |= NODE_EOS | NODE_NOSRC;
924: mdoc->last = n;
925: }
926:
927: static int
928: build_list(struct roff_man *mdoc, int tok)
929: {
930: struct roff_node *n;
931: int ic;
932:
933: n = mdoc->last->next;
934: for (ic = 1;; ic++) {
935: roff_elem_alloc(mdoc, n->line, n->pos, tok);
936: mdoc->last->flags |= NODE_NOSRC;
1.364 schwarze 937: roff_node_relink(mdoc, n);
1.317 schwarze 938: n = mdoc->last = mdoc->last->parent;
939: mdoc->next = ROFF_NEXT_SIBLING;
940: if (n->next == NULL)
941: return ic;
942: if (ic > 1 || n->next->next != NULL) {
943: roff_word_alloc(mdoc, n->line, n->pos, ",");
944: mdoc->last->flags |= NODE_DELIMC | NODE_NOSRC;
945: }
946: n = mdoc->last->next;
947: if (n->next == NULL) {
948: roff_word_alloc(mdoc, n->line, n->pos, "and");
949: mdoc->last->flags |= NODE_NOSRC;
950: }
951: }
952: }
953:
954: static void
955: post_ex(POST_ARGS)
956: {
957: struct roff_node *n;
958: int ic;
959:
960: post_std(mdoc);
961:
962: n = mdoc->last;
963: mdoc->next = ROFF_NEXT_CHILD;
964: roff_word_alloc(mdoc, n->line, n->pos, "The");
965: mdoc->last->flags |= NODE_NOSRC;
966:
967: if (mdoc->last->next != NULL)
968: ic = build_list(mdoc, MDOC_Nm);
969: else if (mdoc->meta.name != NULL) {
970: roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Nm);
971: mdoc->last->flags |= NODE_NOSRC;
972: roff_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name);
973: mdoc->last->flags |= NODE_NOSRC;
974: mdoc->last = mdoc->last->parent;
975: mdoc->next = ROFF_NEXT_SIBLING;
976: ic = 1;
977: } else {
1.365 schwarze 978: mandoc_msg(MANDOCERR_EX_NONAME, n->line, n->pos, "Ex");
1.317 schwarze 979: ic = 0;
980: }
981:
982: roff_word_alloc(mdoc, n->line, n->pos,
983: ic > 1 ? "utilities exit\\~0" : "utility exits\\~0");
984: mdoc->last->flags |= NODE_NOSRC;
985: roff_word_alloc(mdoc, n->line, n->pos,
986: "on success, and\\~>0 if an error occurs.");
987: mdoc->last->flags |= NODE_EOS | NODE_NOSRC;
988: mdoc->last = n;
989: }
990:
991: static void
992: post_lb(POST_ARGS)
993: {
994: struct roff_node *n;
995: const char *p;
996:
1.348 schwarze 997: post_delim_nb(mdoc);
1.333 schwarze 998:
1.317 schwarze 999: n = mdoc->last;
1000: assert(n->child->type == ROFFT_TEXT);
1001: mdoc->next = ROFF_NEXT_CHILD;
1002:
1003: if ((p = mdoc_a2lib(n->child->string)) != NULL) {
1004: n->child->flags |= NODE_NOPRT;
1005: roff_word_alloc(mdoc, n->line, n->pos, p);
1006: mdoc->last->flags = NODE_NOSRC;
1007: mdoc->last = n;
1008: return;
1009: }
1.332 schwarze 1010:
1.365 schwarze 1011: mandoc_msg(MANDOCERR_LB_BAD, n->child->line,
1.332 schwarze 1012: n->child->pos, "Lb %s", n->child->string);
1.317 schwarze 1013:
1014: roff_word_alloc(mdoc, n->line, n->pos, "library");
1015: mdoc->last->flags = NODE_NOSRC;
1.357 schwarze 1016: roff_word_alloc(mdoc, n->line, n->pos, "\\(lq");
1.317 schwarze 1017: mdoc->last->flags = NODE_DELIMO | NODE_NOSRC;
1018: mdoc->last = mdoc->last->next;
1.357 schwarze 1019: roff_word_alloc(mdoc, n->line, n->pos, "\\(rq");
1.317 schwarze 1020: mdoc->last->flags = NODE_DELIMC | NODE_NOSRC;
1021: mdoc->last = n;
1022: }
1023:
1024: static void
1025: post_rv(POST_ARGS)
1026: {
1027: struct roff_node *n;
1028: int ic;
1029:
1030: post_std(mdoc);
1031:
1032: n = mdoc->last;
1033: mdoc->next = ROFF_NEXT_CHILD;
1034: if (n->child != NULL) {
1035: roff_word_alloc(mdoc, n->line, n->pos, "The");
1036: mdoc->last->flags |= NODE_NOSRC;
1037: ic = build_list(mdoc, MDOC_Fn);
1038: roff_word_alloc(mdoc, n->line, n->pos,
1039: ic > 1 ? "functions return" : "function returns");
1040: mdoc->last->flags |= NODE_NOSRC;
1041: roff_word_alloc(mdoc, n->line, n->pos,
1042: "the value\\~0 if successful;");
1043: } else
1044: roff_word_alloc(mdoc, n->line, n->pos, "Upon successful "
1045: "completion, the value\\~0 is returned;");
1046: mdoc->last->flags |= NODE_NOSRC;
1047:
1048: roff_word_alloc(mdoc, n->line, n->pos, "otherwise "
1049: "the value\\~\\-1 is returned and the global variable");
1050: mdoc->last->flags |= NODE_NOSRC;
1051: roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Va);
1052: mdoc->last->flags |= NODE_NOSRC;
1053: roff_word_alloc(mdoc, n->line, n->pos, "errno");
1054: mdoc->last->flags |= NODE_NOSRC;
1055: mdoc->last = mdoc->last->parent;
1056: mdoc->next = ROFF_NEXT_SIBLING;
1057: roff_word_alloc(mdoc, n->line, n->pos,
1058: "is set to indicate the error.");
1059: mdoc->last->flags |= NODE_EOS | NODE_NOSRC;
1060: mdoc->last = n;
1061: }
1062:
1063: static void
1.299 schwarze 1064: post_std(POST_ARGS)
1.1 kristaps 1065: {
1.299 schwarze 1066: struct roff_node *n;
1.1 kristaps 1067:
1.348 schwarze 1068: post_delim(mdoc);
1069:
1.299 schwarze 1070: n = mdoc->last;
1071: if (n->args && n->args->argc == 1)
1072: if (n->args->argv[0].arg == MDOC_Std)
1.259 schwarze 1073: return;
1.133 kristaps 1074:
1.365 schwarze 1075: mandoc_msg(MANDOCERR_ARG_STD, n->line, n->pos,
1076: "%s", roff_name[n->tok]);
1.1 kristaps 1077: }
1078:
1.259 schwarze 1079: static void
1.317 schwarze 1080: post_st(POST_ARGS)
1081: {
1082: struct roff_node *n, *nch;
1083: const char *p;
1084:
1085: n = mdoc->last;
1086: nch = n->child;
1087: assert(nch->type == ROFFT_TEXT);
1088:
1089: if ((p = mdoc_a2st(nch->string)) == NULL) {
1.365 schwarze 1090: mandoc_msg(MANDOCERR_ST_BAD,
1.317 schwarze 1091: nch->line, nch->pos, "St %s", nch->string);
1092: roff_node_delete(mdoc, n);
1093: return;
1094: }
1095:
1096: nch->flags |= NODE_NOPRT;
1097: mdoc->next = ROFF_NEXT_CHILD;
1098: roff_word_alloc(mdoc, nch->line, nch->pos, p);
1099: mdoc->last->flags |= NODE_NOSRC;
1100: mdoc->last= n;
1101: }
1102:
1103: static void
1.377 schwarze 1104: post_tg(POST_ARGS)
1105: {
1.380 schwarze 1106: struct roff_node *n; /* The .Tg node. */
1107: struct roff_node *nch; /* The first child of the .Tg node. */
1108: struct roff_node *nn; /* The next node after the .Tg node. */
1.383 schwarze 1109: struct roff_node *np; /* The parent of the next node. */
1.380 schwarze 1110: struct roff_node *nt; /* The TEXT node containing the tag. */
1111: size_t len; /* The number of bytes in the tag. */
1.377 schwarze 1112:
1.379 schwarze 1113: /* Find the next node. */
1.377 schwarze 1114: n = mdoc->last;
1.379 schwarze 1115: for (nn = n; nn != NULL; nn = nn->parent) {
1.391 ! schwarze 1116: if (nn->type != ROFFT_HEAD && nn->type != ROFFT_BODY &&
! 1117: nn->type != ROFFT_TAIL && nn->next != NULL) {
1.379 schwarze 1118: nn = nn->next;
1119: break;
1120: }
1121: }
1122:
1.380 schwarze 1123: /* Find the tag. */
1124: nt = nch = n->child;
1125: if (nch == NULL && nn != NULL && nn->child != NULL &&
1126: nn->child->type == ROFFT_TEXT)
1127: nt = nn->child;
1.379 schwarze 1128:
1.380 schwarze 1129: /* Validate the tag. */
1130: if (nt == NULL || *nt->string == '\0')
1.377 schwarze 1131: mandoc_msg(MANDOCERR_MACRO_EMPTY, n->line, n->pos, "Tg");
1.380 schwarze 1132: if (nt == NULL) {
1.377 schwarze 1133: roff_node_delete(mdoc, n);
1134: return;
1135: }
1.380 schwarze 1136: len = strcspn(nt->string, " \t\\");
1137: if (nt->string[len] != '\0')
1138: mandoc_msg(MANDOCERR_TG_SPC, nt->line,
1139: nt->pos + len, "Tg %s", nt->string);
1.379 schwarze 1140:
1141: /* Keep only the first argument. */
1.380 schwarze 1142: if (nch != NULL && nch->next != NULL) {
1.377 schwarze 1143: mandoc_msg(MANDOCERR_ARG_EXCESS, nch->next->line,
1144: nch->next->pos, "Tg ... %s", nch->next->string);
1145: while (nch->next != NULL)
1146: roff_node_delete(mdoc, nch->next);
1147: }
1.379 schwarze 1148:
1149: /* Drop the macro if the first argument is invalid. */
1.380 schwarze 1150: if (len == 0 || nt->string[len] != '\0') {
1.377 schwarze 1151: roff_node_delete(mdoc, n);
1.379 schwarze 1152: return;
1153: }
1154:
1.380 schwarze 1155: /* By default, tag the .Tg node itself. */
1.383 schwarze 1156: if (nn == NULL || nn->flags & NODE_ID)
1.380 schwarze 1157: nn = n;
1.379 schwarze 1158:
1159: /* Explicit tagging of specific macros. */
1160: switch (nn->tok) {
1161: case MDOC_Sh:
1162: case MDOC_Ss:
1.380 schwarze 1163: case MDOC_Fo:
1.383 schwarze 1164: nn = nn->head->child == NULL ? n : nn->head;
1165: break;
1166: case MDOC_It:
1167: np = nn->parent;
1168: while (np->tok != MDOC_Bl)
1169: np = np->parent;
1170: switch (np->norm->Bl.type) {
1171: case LIST_column:
1172: break;
1173: case LIST_diag:
1174: case LIST_hang:
1175: case LIST_inset:
1176: case LIST_ohang:
1177: case LIST_tag:
1178: nn = nn->head;
1179: break;
1180: case LIST_bullet:
1181: case LIST_dash:
1182: case LIST_enum:
1183: case LIST_hyphen:
1184: case LIST_item:
1185: nn = nn->body->child == NULL ? n : nn->body;
1186: break;
1187: default:
1188: abort();
1189: }
1190: break;
1191: case MDOC_Bd:
1192: case MDOC_Bl:
1193: case MDOC_D1:
1194: case MDOC_Dl:
1195: nn = nn->body->child == NULL ? n : nn->body;
1196: break;
1197: case MDOC_Pp:
1198: break;
1.380 schwarze 1199: case MDOC_Cm:
1200: case MDOC_Dv:
1201: case MDOC_Em:
1202: case MDOC_Er:
1203: case MDOC_Ev:
1204: case MDOC_Fl:
1205: case MDOC_Fn:
1206: case MDOC_Ic:
1207: case MDOC_Li:
1208: case MDOC_Ms:
1209: case MDOC_No:
1210: case MDOC_Sy:
1.383 schwarze 1211: if (nn->child == NULL)
1212: nn = n;
1213: break;
1.379 schwarze 1214: default:
1.380 schwarze 1215: nn = n;
1.379 schwarze 1216: break;
1217: }
1.380 schwarze 1218: tag_put(nt->string, TAG_MANUAL, nn);
1219: if (nn != n)
1220: n->flags |= NODE_NOPRT;
1.377 schwarze 1221: }
1222:
1223: static void
1.299 schwarze 1224: post_obsolete(POST_ARGS)
1.218 schwarze 1225: {
1.299 schwarze 1226: struct roff_node *n;
1.218 schwarze 1227:
1.299 schwarze 1228: n = mdoc->last;
1.284 schwarze 1229: if (n->type == ROFFT_ELEM || n->type == ROFFT_BLOCK)
1.365 schwarze 1230: mandoc_msg(MANDOCERR_MACRO_OBS, n->line, n->pos,
1231: "%s", roff_name[n->tok]);
1.328 schwarze 1232: }
1233:
1234: static void
1235: post_useless(POST_ARGS)
1236: {
1237: struct roff_node *n;
1238:
1239: n = mdoc->last;
1.365 schwarze 1240: mandoc_msg(MANDOCERR_MACRO_USELESS, n->line, n->pos,
1241: "%s", roff_name[n->tok]);
1.218 schwarze 1242: }
1243:
1.317 schwarze 1244: /*
1245: * Block macros.
1246: */
1247:
1.259 schwarze 1248: static void
1.1 kristaps 1249: post_bf(POST_ARGS)
1250: {
1.285 schwarze 1251: struct roff_node *np, *nch;
1.105 kristaps 1252:
1253: /*
1254: * Unlike other data pointers, these are "housed" by the HEAD
1255: * element, which contains the goods.
1256: */
1.1 kristaps 1257:
1.278 schwarze 1258: np = mdoc->last;
1.284 schwarze 1259: if (np->type != ROFFT_HEAD)
1.259 schwarze 1260: return;
1.1 kristaps 1261:
1.284 schwarze 1262: assert(np->parent->type == ROFFT_BLOCK);
1.297 schwarze 1263: assert(np->parent->tok == MDOC_Bf);
1.1 kristaps 1264:
1.226 schwarze 1265: /* Check the number of arguments. */
1.105 kristaps 1266:
1.226 schwarze 1267: nch = np->child;
1.297 schwarze 1268: if (np->parent->args == NULL) {
1269: if (nch == NULL) {
1.365 schwarze 1270: mandoc_msg(MANDOCERR_BF_NOFONT,
1.239 schwarze 1271: np->line, np->pos, "Bf");
1.259 schwarze 1272: return;
1.226 schwarze 1273: }
1274: nch = nch->next;
1.133 kristaps 1275: }
1.297 schwarze 1276: if (nch != NULL)
1.365 schwarze 1277: mandoc_msg(MANDOCERR_ARG_EXCESS,
1.226 schwarze 1278: nch->line, nch->pos, "Bf ... %s", nch->string);
1.105 kristaps 1279:
1280: /* Extract argument into data. */
1.210 schwarze 1281:
1.297 schwarze 1282: if (np->parent->args != NULL) {
1283: switch (np->parent->args->argv[0].arg) {
1284: case MDOC_Emphasis:
1.147 kristaps 1285: np->norm->Bf.font = FONT_Em;
1.297 schwarze 1286: break;
1287: case MDOC_Literal:
1.147 kristaps 1288: np->norm->Bf.font = FONT_Li;
1.297 schwarze 1289: break;
1290: case MDOC_Symbolic:
1.147 kristaps 1291: np->norm->Bf.font = FONT_Sy;
1.297 schwarze 1292: break;
1293: default:
1.105 kristaps 1294: abort();
1.297 schwarze 1295: }
1.259 schwarze 1296: return;
1.79 kristaps 1297: }
1.1 kristaps 1298:
1.105 kristaps 1299: /* Extract parameter into data. */
1.1 kristaps 1300:
1.297 schwarze 1301: if ( ! strcmp(np->child->string, "Em"))
1.147 kristaps 1302: np->norm->Bf.font = FONT_Em;
1.297 schwarze 1303: else if ( ! strcmp(np->child->string, "Li"))
1.147 kristaps 1304: np->norm->Bf.font = FONT_Li;
1.297 schwarze 1305: else if ( ! strcmp(np->child->string, "Sy"))
1.147 kristaps 1306: np->norm->Bf.font = FONT_Sy;
1.210 schwarze 1307: else
1.365 schwarze 1308: mandoc_msg(MANDOCERR_BF_BADFONT, np->child->line,
1309: np->child->pos, "Bf %s", np->child->string);
1.1 kristaps 1310: }
1311:
1.259 schwarze 1312: static void
1.250 schwarze 1313: post_fname(POST_ARGS)
1314: {
1.380 schwarze 1315: struct roff_node *n, *nch;
1.252 schwarze 1316: const char *cp;
1317: size_t pos;
1.250 schwarze 1318:
1.380 schwarze 1319: n = mdoc->last;
1320: nch = n->child;
1321: cp = nch->string;
1.375 schwarze 1322: if (*cp == '(') {
1323: if (cp[strlen(cp + 1)] == ')')
1324: return;
1325: pos = 0;
1326: } else {
1327: pos = strcspn(cp, "()");
1.380 schwarze 1328: if (cp[pos] == '\0') {
1329: if (n->sec == SEC_DESCRIPTION ||
1330: n->sec == SEC_CUSTOM)
1331: tag_put(NULL, fn_prio++, n);
1.375 schwarze 1332: return;
1.380 schwarze 1333: }
1.375 schwarze 1334: }
1.380 schwarze 1335: mandoc_msg(MANDOCERR_FN_PAREN, nch->line, nch->pos + pos, "%s", cp);
1.250 schwarze 1336: }
1337:
1.259 schwarze 1338: static void
1.250 schwarze 1339: post_fn(POST_ARGS)
1340: {
1341: post_fname(mdoc);
1342: post_fa(mdoc);
1343: }
1344:
1.259 schwarze 1345: static void
1.242 schwarze 1346: post_fo(POST_ARGS)
1347: {
1.285 schwarze 1348: const struct roff_node *n;
1.274 schwarze 1349:
1350: n = mdoc->last;
1.242 schwarze 1351:
1.284 schwarze 1352: if (n->type != ROFFT_HEAD)
1.274 schwarze 1353: return;
1354:
1355: if (n->child == NULL) {
1.365 schwarze 1356: mandoc_msg(MANDOCERR_FO_NOHEAD, n->line, n->pos, "Fo");
1.274 schwarze 1357: return;
1358: }
1359: if (n->child != n->last) {
1.365 schwarze 1360: mandoc_msg(MANDOCERR_ARG_EXCESS,
1.274 schwarze 1361: n->child->next->line, n->child->next->pos,
1362: "Fo ... %s", n->child->next->string);
1363: while (n->child != n->last)
1.287 schwarze 1364: roff_node_delete(mdoc, n->last);
1.348 schwarze 1365: } else
1366: post_delim(mdoc);
1.274 schwarze 1367:
1368: post_fname(mdoc);
1.249 schwarze 1369: }
1370:
1.259 schwarze 1371: static void
1.249 schwarze 1372: post_fa(POST_ARGS)
1373: {
1.285 schwarze 1374: const struct roff_node *n;
1.249 schwarze 1375: const char *cp;
1376:
1377: for (n = mdoc->last->child; n != NULL; n = n->next) {
1378: for (cp = n->string; *cp != '\0'; cp++) {
1379: /* Ignore callbacks and alterations. */
1380: if (*cp == '(' || *cp == '{')
1381: break;
1382: if (*cp != ',')
1383: continue;
1.365 schwarze 1384: mandoc_msg(MANDOCERR_FA_COMMA, n->line,
1385: n->pos + (int)(cp - n->string), "%s", n->string);
1.249 schwarze 1386: break;
1387: }
1388: }
1.348 schwarze 1389: post_delim_nb(mdoc);
1.57 kristaps 1390: }
1391:
1.259 schwarze 1392: static void
1.1 kristaps 1393: post_nm(POST_ARGS)
1394: {
1.285 schwarze 1395: struct roff_node *n;
1.266 schwarze 1396:
1397: n = mdoc->last;
1398:
1.352 schwarze 1399: if (n->sec == SEC_NAME && n->child != NULL &&
1400: n->child->type == ROFFT_TEXT && mdoc->meta.msec != NULL)
1.347 schwarze 1401: mandoc_xr_add(mdoc->meta.msec, n->child->string, -1, -1);
1402:
1.363 schwarze 1403: if (n->last != NULL && n->last->tok == MDOC_Pp)
1.364 schwarze 1404: roff_node_relink(mdoc, n->last);
1.129 kristaps 1405:
1.311 schwarze 1406: if (mdoc->meta.name == NULL)
1407: deroff(&mdoc->meta.name, n);
1.1 kristaps 1408:
1.311 schwarze 1409: if (mdoc->meta.name == NULL ||
1410: (mdoc->lastsec == SEC_NAME && n->child == NULL))
1.365 schwarze 1411: mandoc_msg(MANDOCERR_NM_NONAME, n->line, n->pos, "Nm");
1.318 schwarze 1412:
1.348 schwarze 1413: switch (n->type) {
1414: case ROFFT_ELEM:
1415: post_delim_nb(mdoc);
1416: break;
1417: case ROFFT_HEAD:
1.333 schwarze 1418: post_delim(mdoc);
1.348 schwarze 1419: break;
1420: default:
1421: return;
1422: }
1.333 schwarze 1423:
1.348 schwarze 1424: if ((n->child != NULL && n->child->type == ROFFT_TEXT) ||
1.318 schwarze 1425: mdoc->meta.name == NULL)
1426: return;
1427:
1428: mdoc->next = ROFF_NEXT_CHILD;
1429: roff_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name);
1430: mdoc->last->flags |= NODE_NOSRC;
1431: mdoc->last = n;
1.1 kristaps 1432: }
1433:
1.259 schwarze 1434: static void
1.242 schwarze 1435: post_nd(POST_ARGS)
1436: {
1.285 schwarze 1437: struct roff_node *n;
1.267 schwarze 1438:
1439: n = mdoc->last;
1440:
1.284 schwarze 1441: if (n->type != ROFFT_BODY)
1.267 schwarze 1442: return;
1.319 schwarze 1443:
1444: if (n->sec != SEC_NAME)
1.365 schwarze 1445: mandoc_msg(MANDOCERR_ND_LATE, n->line, n->pos, "Nd");
1.267 schwarze 1446:
1447: if (n->child == NULL)
1.365 schwarze 1448: mandoc_msg(MANDOCERR_ND_EMPTY, n->line, n->pos, "Nd");
1.348 schwarze 1449: else
1450: post_delim(mdoc);
1.242 schwarze 1451:
1.259 schwarze 1452: post_hyph(mdoc);
1.242 schwarze 1453: }
1454:
1.259 schwarze 1455: static void
1.299 schwarze 1456: post_display(POST_ARGS)
1.128 kristaps 1457: {
1.299 schwarze 1458: struct roff_node *n, *np;
1.210 schwarze 1459:
1.273 schwarze 1460: n = mdoc->last;
1.299 schwarze 1461: switch (n->type) {
1462: case ROFFT_BODY:
1.306 schwarze 1463: if (n->end != ENDBODY_NOT) {
1.307 schwarze 1464: if (n->tok == MDOC_Bd &&
1465: n->body->parent->args == NULL)
1.306 schwarze 1466: roff_node_delete(mdoc, n);
1467: } else if (n->child == NULL)
1.365 schwarze 1468: mandoc_msg(MANDOCERR_BLK_EMPTY, n->line, n->pos,
1469: "%s", roff_name[n->tok]);
1.299 schwarze 1470: else if (n->tok == MDOC_D1)
1471: post_hyph(mdoc);
1472: break;
1473: case ROFFT_BLOCK:
1474: if (n->tok == MDOC_Bd) {
1.300 schwarze 1475: if (n->args == NULL) {
1476: mandoc_msg(MANDOCERR_BD_NOARG,
1.365 schwarze 1477: n->line, n->pos, "Bd");
1.300 schwarze 1478: mdoc->next = ROFF_NEXT_SIBLING;
1479: while (n->body->child != NULL)
1.364 schwarze 1480: roff_node_relink(mdoc,
1.300 schwarze 1481: n->body->child);
1482: roff_node_delete(mdoc, n);
1483: break;
1484: }
1.299 schwarze 1485: post_bd(mdoc);
1486: post_prevpar(mdoc);
1487: }
1488: for (np = n->parent; np != NULL; np = np->parent) {
1489: if (np->type == ROFFT_BLOCK && np->tok == MDOC_Bd) {
1.365 schwarze 1490: mandoc_msg(MANDOCERR_BD_NEST, n->line,
1491: n->pos, "%s in Bd", roff_name[n->tok]);
1.299 schwarze 1492: break;
1493: }
1494: }
1495: break;
1496: default:
1497: break;
1498: }
1.128 kristaps 1499: }
1500:
1.259 schwarze 1501: static void
1.123 kristaps 1502: post_defaults(POST_ARGS)
1503: {
1.380 schwarze 1504: struct roff_node *n;
1.123 kristaps 1505:
1.380 schwarze 1506: n = mdoc->last;
1507: if (n->child != NULL) {
1.348 schwarze 1508: post_delim_nb(mdoc);
1.333 schwarze 1509: return;
1510: }
1.380 schwarze 1511: mdoc->next = ROFF_NEXT_CHILD;
1512: switch (n->tok) {
1.210 schwarze 1513: case MDOC_Ar:
1.380 schwarze 1514: roff_word_alloc(mdoc, n->line, n->pos, "file");
1.313 schwarze 1515: mdoc->last->flags |= NODE_NOSRC;
1.380 schwarze 1516: roff_word_alloc(mdoc, n->line, n->pos, "...");
1.123 kristaps 1517: break;
1.210 schwarze 1518: case MDOC_Pa:
1519: case MDOC_Mt:
1.380 schwarze 1520: roff_word_alloc(mdoc, n->line, n->pos, "~");
1.123 kristaps 1521: break;
1522: default:
1523: abort();
1.210 schwarze 1524: }
1.380 schwarze 1525: mdoc->last->flags |= NODE_NOSRC;
1526: mdoc->last = n;
1.123 kristaps 1527: }
1.1 kristaps 1528:
1.259 schwarze 1529: static void
1.1 kristaps 1530: post_at(POST_ARGS)
1531: {
1.316 schwarze 1532: struct roff_node *n, *nch;
1533: const char *att;
1.1 kristaps 1534:
1.242 schwarze 1535: n = mdoc->last;
1.316 schwarze 1536: nch = n->child;
1.242 schwarze 1537:
1.126 kristaps 1538: /*
1539: * If we have a child, look it up in the standard keys. If a
1540: * key exist, use that instead of the child; if it doesn't,
1541: * prefix "AT&T UNIX " to the existing data.
1542: */
1.210 schwarze 1543:
1.316 schwarze 1544: att = NULL;
1545: if (nch != NULL && ((att = mdoc_a2att(nch->string)) == NULL))
1.365 schwarze 1546: mandoc_msg(MANDOCERR_AT_BAD,
1.316 schwarze 1547: nch->line, nch->pos, "At %s", nch->string);
1548:
1549: mdoc->next = ROFF_NEXT_CHILD;
1550: if (att != NULL) {
1551: roff_word_alloc(mdoc, nch->line, nch->pos, att);
1552: nch->flags |= NODE_NOPRT;
1.213 schwarze 1553: } else
1.316 schwarze 1554: roff_word_alloc(mdoc, n->line, n->pos, "AT&T UNIX");
1555: mdoc->last->flags |= NODE_NOSRC;
1556: mdoc->last = n;
1.1 kristaps 1557: }
1558:
1.259 schwarze 1559: static void
1.1 kristaps 1560: post_an(POST_ARGS)
1561: {
1.285 schwarze 1562: struct roff_node *np, *nch;
1.1 kristaps 1563:
1.299 schwarze 1564: post_an_norm(mdoc);
1565:
1.107 kristaps 1566: np = mdoc->last;
1.271 schwarze 1567: nch = np->child;
1568: if (np->norm->An.auth == AUTH__NONE) {
1569: if (nch == NULL)
1.365 schwarze 1570: mandoc_msg(MANDOCERR_MACRO_EMPTY,
1.271 schwarze 1571: np->line, np->pos, "An");
1.333 schwarze 1572: else
1.348 schwarze 1573: post_delim_nb(mdoc);
1.271 schwarze 1574: } else if (nch != NULL)
1.365 schwarze 1575: mandoc_msg(MANDOCERR_ARG_EXCESS,
1.269 schwarze 1576: nch->line, nch->pos, "An ... %s", nch->string);
1.218 schwarze 1577: }
1578:
1.259 schwarze 1579: static void
1.380 schwarze 1580: post_em(POST_ARGS)
1581: {
1582: post_tag(mdoc);
1583: tag_put(NULL, TAG_FALLBACK, mdoc->last);
1584: }
1585:
1586: static void
1.218 schwarze 1587: post_en(POST_ARGS)
1588: {
1.299 schwarze 1589: post_obsolete(mdoc);
1.284 schwarze 1590: if (mdoc->last->type == ROFFT_BLOCK)
1.218 schwarze 1591: mdoc->last->norm->Es = mdoc->last_es;
1592: }
1593:
1.259 schwarze 1594: static void
1.380 schwarze 1595: post_er(POST_ARGS)
1596: {
1597: struct roff_node *n;
1598:
1599: n = mdoc->last;
1600: if (n->sec == SEC_ERRORS &&
1601: (n->parent->tok == MDOC_It ||
1602: (n->parent->tok == MDOC_Bq &&
1603: n->parent->parent->parent->tok == MDOC_It)))
1604: tag_put(NULL, TAG_STRONG, n);
1605: post_delim_nb(mdoc);
1606: }
1607:
1608: static void
1609: post_tag(POST_ARGS)
1610: {
1611: struct roff_node *n;
1612:
1613: n = mdoc->last;
1614: if ((n->prev == NULL ||
1615: (n->prev->type == ROFFT_TEXT &&
1616: strcmp(n->prev->string, "|") == 0)) &&
1617: (n->parent->tok == MDOC_It ||
1618: (n->parent->tok == MDOC_Xo &&
1619: n->parent->parent->prev == NULL &&
1620: n->parent->parent->parent->tok == MDOC_It)))
1621: tag_put(NULL, TAG_STRONG, n);
1622: post_delim_nb(mdoc);
1623: }
1624:
1625: static void
1.218 schwarze 1626: post_es(POST_ARGS)
1627: {
1.299 schwarze 1628: post_obsolete(mdoc);
1.218 schwarze 1629: mdoc->last_es = mdoc->last;
1.387 schwarze 1630: }
1631:
1632: static void
1633: post_fl(POST_ARGS)
1634: {
1635: struct roff_node *n;
1636: char *cp;
1637:
1638: /*
1639: * Transform ".Fl Fl long" to ".Fl \-long",
1640: * resulting for example in better HTML output.
1641: */
1642:
1643: n = mdoc->last;
1644: if (n->prev != NULL && n->prev->tok == MDOC_Fl &&
1645: n->prev->child == NULL && n->child != NULL &&
1646: (n->flags & NODE_LINE) == 0) {
1647: mandoc_asprintf(&cp, "\\-%s", n->child->string);
1648: free(n->child->string);
1649: n->child->string = cp;
1650: roff_node_delete(mdoc, n->prev);
1651: }
1652: post_tag(mdoc);
1.315 schwarze 1653: }
1654:
1655: static void
1656: post_xx(POST_ARGS)
1657: {
1658: struct roff_node *n;
1659: const char *os;
1.350 schwarze 1660: char *v;
1.315 schwarze 1661:
1.348 schwarze 1662: post_delim_nb(mdoc);
1.333 schwarze 1663:
1.315 schwarze 1664: n = mdoc->last;
1665: switch (n->tok) {
1666: case MDOC_Bsx:
1667: os = "BSD/OS";
1668: break;
1669: case MDOC_Dx:
1670: os = "DragonFly";
1671: break;
1672: case MDOC_Fx:
1673: os = "FreeBSD";
1674: break;
1675: case MDOC_Nx:
1676: os = "NetBSD";
1.350 schwarze 1677: if (n->child == NULL)
1678: break;
1679: v = n->child->string;
1680: if ((v[0] != '0' && v[0] != '1') || v[1] != '.' ||
1681: v[2] < '0' || v[2] > '9' ||
1682: v[3] < 'a' || v[3] > 'z' || v[4] != '\0')
1683: break;
1684: n->child->flags |= NODE_NOPRT;
1685: mdoc->next = ROFF_NEXT_CHILD;
1686: roff_word_alloc(mdoc, n->child->line, n->child->pos, v);
1687: v = mdoc->last->string;
1688: v[3] = toupper((unsigned char)v[3]);
1689: mdoc->last->flags |= NODE_NOSRC;
1690: mdoc->last = n;
1.315 schwarze 1691: break;
1692: case MDOC_Ox:
1693: os = "OpenBSD";
1694: break;
1695: case MDOC_Ux:
1696: os = "UNIX";
1697: break;
1698: default:
1699: abort();
1700: }
1701: mdoc->next = ROFF_NEXT_CHILD;
1702: roff_word_alloc(mdoc, n->line, n->pos, os);
1703: mdoc->last->flags |= NODE_NOSRC;
1704: mdoc->last = n;
1.1 kristaps 1705: }
1706:
1.259 schwarze 1707: static void
1.1 kristaps 1708: post_it(POST_ARGS)
1709: {
1.285 schwarze 1710: struct roff_node *nbl, *nit, *nch;
1.162 kristaps 1711: int i, cols;
1.89 kristaps 1712: enum mdoc_list lt;
1.1 kristaps 1713:
1.299 schwarze 1714: post_prevpar(mdoc);
1715:
1.224 schwarze 1716: nit = mdoc->last;
1.284 schwarze 1717: if (nit->type != ROFFT_BLOCK)
1.259 schwarze 1718: return;
1.1 kristaps 1719:
1.224 schwarze 1720: nbl = nit->parent->parent;
1721: lt = nbl->norm->Bl.type;
1.89 kristaps 1722:
1723: switch (lt) {
1.210 schwarze 1724: case LIST_tag:
1725: case LIST_hang:
1726: case LIST_ohang:
1727: case LIST_inset:
1728: case LIST_diag:
1.264 schwarze 1729: if (nit->head->child == NULL)
1.365 schwarze 1730: mandoc_msg(MANDOCERR_IT_NOHEAD,
1731: nit->line, nit->pos, "Bl -%s It",
1.224 schwarze 1732: mdoc_argnames[nbl->args->argv[0].arg]);
1.1 kristaps 1733: break;
1.210 schwarze 1734: case LIST_bullet:
1735: case LIST_dash:
1736: case LIST_enum:
1737: case LIST_hyphen:
1.264 schwarze 1738: if (nit->body == NULL || nit->body->child == NULL)
1.365 schwarze 1739: mandoc_msg(MANDOCERR_IT_NOBODY,
1740: nit->line, nit->pos, "Bl -%s It",
1.225 schwarze 1741: mdoc_argnames[nbl->args->argv[0].arg]);
1.1 kristaps 1742: /* FALLTHROUGH */
1.210 schwarze 1743: case LIST_item:
1.304 schwarze 1744: if ((nch = nit->head->child) != NULL)
1.365 schwarze 1745: mandoc_msg(MANDOCERR_ARG_SKIP,
1.320 schwarze 1746: nit->line, nit->pos, "It %s",
1.380 schwarze 1747: nch->type == ROFFT_TEXT ? nch->string :
1748: roff_name[nch->tok]);
1.1 kristaps 1749: break;
1.210 schwarze 1750: case LIST_column:
1.224 schwarze 1751: cols = (int)nbl->norm->Bl.ncols;
1.89 kristaps 1752:
1.264 schwarze 1753: assert(nit->head->child == NULL);
1.89 kristaps 1754:
1.345 schwarze 1755: if (nit->head->next->child == NULL &&
1756: nit->head->next->next == NULL) {
1.365 schwarze 1757: mandoc_msg(MANDOCERR_MACRO_EMPTY,
1.345 schwarze 1758: nit->line, nit->pos, "It");
1759: roff_node_delete(mdoc, nit);
1760: break;
1761: }
1762:
1.297 schwarze 1763: i = 0;
1.345 schwarze 1764: for (nch = nit->child; nch != NULL; nch = nch->next) {
1765: if (nch->type != ROFFT_BODY)
1766: continue;
1767: if (i++ && nch->flags & NODE_LINE)
1.365 schwarze 1768: mandoc_msg(MANDOCERR_TA_LINE,
1.345 schwarze 1769: nch->line, nch->pos, "Ta");
1770: }
1.236 schwarze 1771: if (i < cols || i > cols + 1)
1.365 schwarze 1772: mandoc_msg(MANDOCERR_BL_COL, nit->line, nit->pos,
1.276 schwarze 1773: "%d columns, %d cells", cols, i);
1.345 schwarze 1774: else if (nit->head->next->child != NULL &&
1.370 schwarze 1775: nit->head->next->child->flags & NODE_LINE)
1.365 schwarze 1776: mandoc_msg(MANDOCERR_IT_NOARG,
1.345 schwarze 1777: nit->line, nit->pos, "Bl -column It");
1.236 schwarze 1778: break;
1.1 kristaps 1779: default:
1.225 schwarze 1780: abort();
1.1 kristaps 1781: }
1782: }
1783:
1.259 schwarze 1784: static void
1.210 schwarze 1785: post_bl_block(POST_ARGS)
1.131 kristaps 1786: {
1.285 schwarze 1787: struct roff_node *n, *ni, *nc;
1.131 kristaps 1788:
1.299 schwarze 1789: post_prevpar(mdoc);
1790:
1.131 kristaps 1791: n = mdoc->last;
1.297 schwarze 1792: for (ni = n->body->child; ni != NULL; ni = ni->next) {
1793: if (ni->body == NULL)
1.189 schwarze 1794: continue;
1795: nc = ni->body->last;
1.297 schwarze 1796: while (nc != NULL) {
1.189 schwarze 1797: switch (nc->tok) {
1.210 schwarze 1798: case MDOC_Pp:
1.323 schwarze 1799: case ROFF_br:
1.189 schwarze 1800: break;
1801: default:
1802: nc = NULL;
1803: continue;
1804: }
1.297 schwarze 1805: if (ni->next == NULL) {
1.365 schwarze 1806: mandoc_msg(MANDOCERR_PAR_MOVE, nc->line,
1807: nc->pos, "%s", roff_name[nc->tok]);
1.364 schwarze 1808: roff_node_relink(mdoc, nc);
1.297 schwarze 1809: } else if (n->norm->Bl.comp == 0 &&
1810: n->norm->Bl.type != LIST_column) {
1.365 schwarze 1811: mandoc_msg(MANDOCERR_PAR_SKIP,
1812: nc->line, nc->pos,
1.320 schwarze 1813: "%s before It", roff_name[nc->tok]);
1.287 schwarze 1814: roff_node_delete(mdoc, nc);
1.189 schwarze 1815: } else
1816: break;
1817: nc = ni->body->last;
1818: }
1819: }
1.131 kristaps 1820: }
1821:
1.254 schwarze 1822: /*
1823: * If the argument of -offset or -width is a macro,
1824: * replace it with the associated default width.
1825: */
1.322 schwarze 1826: static void
1827: rewrite_macro2len(struct roff_man *mdoc, char **arg)
1.131 kristaps 1828: {
1829: size_t width;
1.320 schwarze 1830: enum roff_tok tok;
1.131 kristaps 1831:
1.254 schwarze 1832: if (*arg == NULL)
1833: return;
1834: else if ( ! strcmp(*arg, "Ds"))
1.131 kristaps 1835: width = 6;
1.322 schwarze 1836: else if ((tok = roffhash_find(mdoc->mdocmac, *arg, 0)) == TOKEN_NONE)
1.254 schwarze 1837: return;
1.228 schwarze 1838: else
1839: width = macro2len(tok);
1.131 kristaps 1840:
1.254 schwarze 1841: free(*arg);
1842: mandoc_asprintf(arg, "%zun", width);
1.131 kristaps 1843: }
1844:
1.259 schwarze 1845: static void
1.210 schwarze 1846: post_bl_head(POST_ARGS)
1.14 kristaps 1847: {
1.285 schwarze 1848: struct roff_node *nbl, *nh, *nch, *nnext;
1.237 schwarze 1849: struct mdoc_argv *argv;
1.130 kristaps 1850: int i, j;
1.14 kristaps 1851:
1.299 schwarze 1852: post_bl_norm(mdoc);
1853:
1.270 schwarze 1854: nh = mdoc->last;
1855: if (nh->norm->Bl.type != LIST_column) {
1856: if ((nch = nh->child) == NULL)
1857: return;
1.365 schwarze 1858: mandoc_msg(MANDOCERR_ARG_EXCESS,
1.270 schwarze 1859: nch->line, nch->pos, "Bl ... %s", nch->string);
1860: while (nch != NULL) {
1.287 schwarze 1861: roff_node_delete(mdoc, nch);
1.270 schwarze 1862: nch = nh->child;
1863: }
1.259 schwarze 1864: return;
1865: }
1.14 kristaps 1866:
1.130 kristaps 1867: /*
1.237 schwarze 1868: * Append old-style lists, where the column width specifiers
1.130 kristaps 1869: * trail as macro parameters, to the new-style ("normal-form")
1870: * lists where they're argument values following -column.
1871: */
1872:
1.270 schwarze 1873: if (nh->child == NULL)
1.259 schwarze 1874: return;
1.130 kristaps 1875:
1.270 schwarze 1876: nbl = nh->parent;
1877: for (j = 0; j < (int)nbl->args->argc; j++)
1878: if (nbl->args->argv[j].arg == MDOC_Column)
1.130 kristaps 1879: break;
1880:
1.270 schwarze 1881: assert(j < (int)nbl->args->argc);
1.130 kristaps 1882:
1883: /*
1.169 kristaps 1884: * Accommodate for new-style groff column syntax. Shuffle the
1.130 kristaps 1885: * child nodes, all of which must be TEXT, as arguments for the
1886: * column field. Then, delete the head children.
1887: */
1888:
1.270 schwarze 1889: argv = nbl->args->argv + j;
1.237 schwarze 1890: i = argv->sz;
1.301 schwarze 1891: for (nch = nh->child; nch != NULL; nch = nch->next)
1892: argv->sz++;
1.237 schwarze 1893: argv->value = mandoc_reallocarray(argv->value,
1894: argv->sz, sizeof(char *));
1.130 kristaps 1895:
1.270 schwarze 1896: nh->norm->Bl.ncols = argv->sz;
1897: nh->norm->Bl.cols = (void *)argv->value;
1.130 kristaps 1898:
1.270 schwarze 1899: for (nch = nh->child; nch != NULL; nch = nnext) {
1900: argv->value[i++] = nch->string;
1901: nch->string = NULL;
1902: nnext = nch->next;
1.287 schwarze 1903: roff_node_delete(NULL, nch);
1.65 kristaps 1904: }
1.270 schwarze 1905: nh->child = NULL;
1.14 kristaps 1906: }
1907:
1.259 schwarze 1908: static void
1.1 kristaps 1909: post_bl(POST_ARGS)
1910: {
1.378 schwarze 1911: struct roff_node *nbody; /* of the Bl */
1.285 schwarze 1912: struct roff_node *nchild, *nnext; /* of the Bl body */
1.331 schwarze 1913: const char *prev_Er;
1914: int order;
1.195 schwarze 1915:
1916: nbody = mdoc->last;
1917: switch (nbody->type) {
1.284 schwarze 1918: case ROFFT_BLOCK:
1.259 schwarze 1919: post_bl_block(mdoc);
1920: return;
1.284 schwarze 1921: case ROFFT_HEAD:
1.259 schwarze 1922: post_bl_head(mdoc);
1923: return;
1.284 schwarze 1924: case ROFFT_BODY:
1.195 schwarze 1925: break;
1926: default:
1.259 schwarze 1927: return;
1.195 schwarze 1928: }
1.298 schwarze 1929: if (nbody->end != ENDBODY_NOT)
1930: return;
1.1 kristaps 1931:
1.378 schwarze 1932: /*
1933: * Up to the first item, move nodes before the list,
1934: * but leave transparent nodes where they are
1935: * if they precede an item.
1936: * The next non-transparent node is kept in nchild.
1937: * It only needs to be updated after a non-transparent
1938: * node was moved out, and at the very beginning
1939: * when no node at all was moved yet.
1940: */
1941:
1942: nchild = mdoc->last;
1943: for (;;) {
1944: if (nchild == mdoc->last)
1945: nchild = roff_node_child(nbody);
1946: if (nchild == NULL) {
1947: mdoc->last = nbody;
1948: mandoc_msg(MANDOCERR_BLK_EMPTY,
1949: nbody->line, nbody->pos, "Bl");
1950: return;
1951: }
1952: if (nchild->tok == MDOC_It) {
1953: mdoc->last = nbody;
1954: break;
1955: }
1956: mandoc_msg(MANDOCERR_BL_MOVE, nbody->child->line,
1957: nbody->child->pos, "%s", roff_name[nbody->child->tok]);
1958: if (nbody->parent->prev == NULL) {
1959: mdoc->last = nbody->parent->parent;
1960: mdoc->next = ROFF_NEXT_CHILD;
1961: } else {
1962: mdoc->last = nbody->parent->prev;
1963: mdoc->next = ROFF_NEXT_SIBLING;
1964: }
1965: roff_node_relink(mdoc, nbody->child);
1.273 schwarze 1966: }
1.378 schwarze 1967:
1968: /*
1969: * We have reached the first item,
1970: * so moving nodes out is no longer possible.
1971: * But in .Bl -column, the first rows may be implicit,
1972: * that is, they may not start with .It macros.
1973: * Such rows may be followed by nodes generated on the
1974: * roff level, for example .TS.
1975: * Wrap such roff nodes into an implicit row.
1976: */
1977:
1.273 schwarze 1978: while (nchild != NULL) {
1.378 schwarze 1979: if (nchild->tok == MDOC_It) {
1980: nchild = roff_node_next(nchild);
1981: continue;
1982: }
1.308 schwarze 1983: nnext = nchild->next;
1.378 schwarze 1984: mdoc->last = nchild->prev;
1985: mdoc->next = ROFF_NEXT_SIBLING;
1986: roff_block_alloc(mdoc, nchild->line, nchild->pos, MDOC_It);
1987: roff_head_alloc(mdoc, nchild->line, nchild->pos, MDOC_It);
1988: mdoc->next = ROFF_NEXT_SIBLING;
1989: roff_body_alloc(mdoc, nchild->line, nchild->pos, MDOC_It);
1990: while (nchild->tok != MDOC_It) {
1991: roff_node_relink(mdoc, nchild);
1992: if (nnext == NULL)
1993: break;
1.308 schwarze 1994: nchild = nnext;
1.378 schwarze 1995: nnext = nchild->next;
1.308 schwarze 1996: mdoc->next = ROFF_NEXT_SIBLING;
1.141 kristaps 1997: }
1.378 schwarze 1998: mdoc->last = nbody;
1.1 kristaps 1999: }
1.331 schwarze 2000:
1.340 schwarze 2001: if (mdoc->meta.os_e != MANDOC_OS_NETBSD)
1.331 schwarze 2002: return;
2003:
2004: prev_Er = NULL;
2005: for (nchild = nbody->child; nchild != NULL; nchild = nchild->next) {
2006: if (nchild->tok != MDOC_It)
2007: continue;
2008: if ((nnext = nchild->head->child) == NULL)
2009: continue;
2010: if (nnext->type == ROFFT_BLOCK)
2011: nnext = nnext->body->child;
2012: if (nnext == NULL || nnext->tok != MDOC_Er)
2013: continue;
2014: nnext = nnext->child;
2015: if (prev_Er != NULL) {
2016: order = strcmp(prev_Er, nnext->string);
2017: if (order > 0)
1.365 schwarze 2018: mandoc_msg(MANDOCERR_ER_ORDER,
2019: nnext->line, nnext->pos,
1.340 schwarze 2020: "Er %s %s (NetBSD)",
2021: prev_Er, nnext->string);
1.331 schwarze 2022: else if (order == 0)
1.365 schwarze 2023: mandoc_msg(MANDOCERR_ER_REP,
2024: nnext->line, nnext->pos,
1.340 schwarze 2025: "Er %s (NetBSD)", prev_Er);
1.331 schwarze 2026: }
2027: prev_Er = nnext->string;
2028: }
1.1 kristaps 2029: }
2030:
1.259 schwarze 2031: static void
1.242 schwarze 2032: post_bk(POST_ARGS)
2033: {
1.285 schwarze 2034: struct roff_node *n;
1.242 schwarze 2035:
1.270 schwarze 2036: n = mdoc->last;
2037:
1.284 schwarze 2038: if (n->type == ROFFT_BLOCK && n->body->child == NULL) {
1.365 schwarze 2039: mandoc_msg(MANDOCERR_BLK_EMPTY, n->line, n->pos, "Bk");
1.287 schwarze 2040: roff_node_delete(mdoc, n);
1.270 schwarze 2041: }
1.242 schwarze 2042: }
2043:
1.259 schwarze 2044: static void
1.297 schwarze 2045: post_sm(POST_ARGS)
1.1 kristaps 2046: {
1.285 schwarze 2047: struct roff_node *nch;
1.228 schwarze 2048:
2049: nch = mdoc->last->child;
1.1 kristaps 2050:
1.257 schwarze 2051: if (nch == NULL) {
2052: mdoc->flags ^= MDOC_SMOFF;
1.259 schwarze 2053: return;
1.151 schwarze 2054: }
1.133 kristaps 2055:
1.284 schwarze 2056: assert(nch->type == ROFFT_TEXT);
1.1 kristaps 2057:
1.257 schwarze 2058: if ( ! strcmp(nch->string, "on")) {
2059: mdoc->flags &= ~MDOC_SMOFF;
1.259 schwarze 2060: return;
1.197 schwarze 2061: }
1.257 schwarze 2062: if ( ! strcmp(nch->string, "off")) {
2063: mdoc->flags |= MDOC_SMOFF;
1.259 schwarze 2064: return;
1.197 schwarze 2065: }
1.133 kristaps 2066:
1.365 schwarze 2067: mandoc_msg(MANDOCERR_SM_BAD, nch->line, nch->pos,
1.320 schwarze 2068: "%s %s", roff_name[mdoc->last->tok], nch->string);
1.364 schwarze 2069: roff_node_relink(mdoc, nch);
1.259 schwarze 2070: return;
1.1 kristaps 2071: }
2072:
1.259 schwarze 2073: static void
1.1 kristaps 2074: post_root(POST_ARGS)
2075: {
1.285 schwarze 2076: struct roff_node *n;
1.1 kristaps 2077:
1.234 schwarze 2078: /* Add missing prologue data. */
1.133 kristaps 2079:
1.243 schwarze 2080: if (mdoc->meta.date == NULL)
1.376 schwarze 2081: mdoc->meta.date = mandoc_normdate(NULL, NULL);
1.243 schwarze 2082:
2083: if (mdoc->meta.title == NULL) {
1.365 schwarze 2084: mandoc_msg(MANDOCERR_DT_NOTITLE, 0, 0, "EOF");
1.243 schwarze 2085: mdoc->meta.title = mandoc_strdup("UNTITLED");
2086: }
2087:
2088: if (mdoc->meta.vol == NULL)
2089: mdoc->meta.vol = mandoc_strdup("LOCAL");
2090:
2091: if (mdoc->meta.os == NULL) {
1.365 schwarze 2092: mandoc_msg(MANDOCERR_OS_MISSING, 0, 0, NULL);
1.243 schwarze 2093: mdoc->meta.os = mandoc_strdup("");
1.339 schwarze 2094: } else if (mdoc->meta.os_e &&
2095: (mdoc->meta.rcsids & (1 << mdoc->meta.os_e)) == 0)
1.365 schwarze 2096: mandoc_msg(MANDOCERR_RCS_MISSING, 0, 0,
1.340 schwarze 2097: mdoc->meta.os_e == MANDOC_OS_OPENBSD ?
2098: "(OpenBSD)" : "(NetBSD)");
1.342 schwarze 2099:
2100: if (mdoc->meta.arch != NULL &&
1.371 schwarze 2101: arch_valid(mdoc->meta.arch, mdoc->meta.os_e) == 0) {
2102: n = mdoc->meta.first->child;
2103: while (n->tok != MDOC_Dt ||
2104: n->child == NULL ||
2105: n->child->next == NULL ||
2106: n->child->next->next == NULL)
2107: n = n->next;
2108: n = n->child->next->next;
2109: mandoc_msg(MANDOCERR_ARCH_BAD, n->line, n->pos,
2110: "Dt ... %s %s", mdoc->meta.arch,
2111: mdoc->meta.os_e == MANDOC_OS_OPENBSD ?
2112: "(OpenBSD)" : "(NetBSD)");
1.342 schwarze 2113: }
1.133 kristaps 2114:
2115: /* Check that we begin with a proper `Sh'. */
2116:
1.366 schwarze 2117: n = mdoc->meta.first->child;
1.358 schwarze 2118: while (n != NULL &&
2119: (n->type == ROFFT_COMMENT ||
2120: (n->tok >= MDOC_Dd &&
1.362 schwarze 2121: mdoc_macro(n->tok)->flags & MDOC_PROLOGUE)))
1.246 schwarze 2122: n = n->next;
2123:
2124: if (n == NULL)
1.365 schwarze 2125: mandoc_msg(MANDOCERR_DOC_EMPTY, 0, 0, NULL);
1.246 schwarze 2126: else if (n->tok != MDOC_Sh)
1.365 schwarze 2127: mandoc_msg(MANDOCERR_SEC_BEFORE, n->line, n->pos,
2128: "%s", roff_name[n->tok]);
1.1 kristaps 2129: }
2130:
1.259 schwarze 2131: static void
1.43 kristaps 2132: post_rs(POST_ARGS)
2133: {
1.285 schwarze 2134: struct roff_node *np, *nch, *next, *prev;
1.122 kristaps 2135: int i, j;
1.43 kristaps 2136:
1.268 schwarze 2137: np = mdoc->last;
2138:
1.284 schwarze 2139: if (np->type != ROFFT_BODY)
1.259 schwarze 2140: return;
1.268 schwarze 2141:
2142: if (np->child == NULL) {
1.365 schwarze 2143: mandoc_msg(MANDOCERR_RS_EMPTY, np->line, np->pos, "Rs");
1.259 schwarze 2144: return;
1.151 schwarze 2145: }
1.43 kristaps 2146:
1.122 kristaps 2147: /*
2148: * The full `Rs' block needs special handling to order the
2149: * sub-elements according to `rsord'. Pick through each element
1.230 schwarze 2150: * and correctly order it. This is an insertion sort.
1.122 kristaps 2151: */
2152:
2153: next = NULL;
1.268 schwarze 2154: for (nch = np->child->next; nch != NULL; nch = next) {
2155: /* Determine order number of this child. */
1.122 kristaps 2156: for (i = 0; i < RSORD_MAX; i++)
1.268 schwarze 2157: if (rsord[i] == nch->tok)
1.122 kristaps 2158: break;
2159:
1.230 schwarze 2160: if (i == RSORD_MAX) {
1.365 schwarze 2161: mandoc_msg(MANDOCERR_RS_BAD, nch->line, nch->pos,
2162: "%s", roff_name[nch->tok]);
1.230 schwarze 2163: i = -1;
1.268 schwarze 2164: } else if (nch->tok == MDOC__J || nch->tok == MDOC__B)
2165: np->norm->Rs.quote_T++;
1.230 schwarze 2166:
1.210 schwarze 2167: /*
1.268 schwarze 2168: * Remove this child from the chain. This somewhat
1.287 schwarze 2169: * repeats roff_node_unlink(), but since we're
1.122 kristaps 2170: * just re-ordering, there's no need for the
2171: * full unlink process.
2172: */
1.210 schwarze 2173:
1.268 schwarze 2174: if ((next = nch->next) != NULL)
2175: next->prev = nch->prev;
1.122 kristaps 2176:
1.268 schwarze 2177: if ((prev = nch->prev) != NULL)
2178: prev->next = nch->next;
1.122 kristaps 2179:
1.268 schwarze 2180: nch->prev = nch->next = NULL;
1.122 kristaps 2181:
1.210 schwarze 2182: /*
1.122 kristaps 2183: * Scan back until we reach a node that's
1.268 schwarze 2184: * to be ordered before this child.
1.122 kristaps 2185: */
2186:
2187: for ( ; prev ; prev = prev->prev) {
2188: /* Determine order of `prev'. */
2189: for (j = 0; j < RSORD_MAX; j++)
2190: if (rsord[j] == prev->tok)
2191: break;
1.230 schwarze 2192: if (j == RSORD_MAX)
2193: j = -1;
1.122 kristaps 2194:
2195: if (j <= i)
2196: break;
2197: }
2198:
2199: /*
1.268 schwarze 2200: * Set this child back into its correct place
2201: * in front of the `prev' node.
1.122 kristaps 2202: */
2203:
1.268 schwarze 2204: nch->prev = prev;
1.122 kristaps 2205:
1.268 schwarze 2206: if (prev == NULL) {
2207: np->child->prev = nch;
2208: nch->next = np->child;
2209: np->child = nch;
2210: } else {
1.122 kristaps 2211: if (prev->next)
1.268 schwarze 2212: prev->next->prev = nch;
2213: nch->next = prev->next;
2214: prev->next = nch;
1.43 kristaps 2215: }
1.122 kristaps 2216: }
1.196 schwarze 2217: }
2218:
2219: /*
2220: * For some arguments of some macros,
2221: * convert all breakable hyphens into ASCII_HYPH.
2222: */
1.259 schwarze 2223: static void
1.196 schwarze 2224: post_hyph(POST_ARGS)
2225: {
1.382 schwarze 2226: struct roff_node *n, *nch;
1.196 schwarze 2227: char *cp;
2228:
1.382 schwarze 2229: n = mdoc->last;
2230: for (nch = n->child; nch != NULL; nch = nch->next) {
1.284 schwarze 2231: if (nch->type != ROFFT_TEXT)
1.196 schwarze 2232: continue;
2233: cp = nch->string;
1.273 schwarze 2234: if (*cp == '\0')
1.196 schwarze 2235: continue;
1.273 schwarze 2236: while (*(++cp) != '\0')
2237: if (*cp == '-' &&
1.196 schwarze 2238: isalpha((unsigned char)cp[-1]) &&
1.382 schwarze 2239: isalpha((unsigned char)cp[1])) {
1.384 schwarze 2240: if (n->tag == NULL && n->flags & NODE_ID)
2241: n->tag = mandoc_strdup(nch->string);
1.196 schwarze 2242: *cp = ASCII_HYPH;
1.382 schwarze 2243: }
1.196 schwarze 2244: }
1.242 schwarze 2245: }
2246:
1.259 schwarze 2247: static void
1.155 kristaps 2248: post_ns(POST_ARGS)
2249: {
1.344 schwarze 2250: struct roff_node *n;
1.155 kristaps 2251:
1.344 schwarze 2252: n = mdoc->last;
2253: if (n->flags & NODE_LINE ||
2254: (n->next != NULL && n->next->flags & NODE_DELIMC))
1.365 schwarze 2255: mandoc_msg(MANDOCERR_NS_SKIP, n->line, n->pos, NULL);
1.43 kristaps 2256: }
2257:
1.259 schwarze 2258: static void
1.348 schwarze 2259: post_sx(POST_ARGS)
2260: {
2261: post_delim(mdoc);
2262: post_hyph(mdoc);
2263: }
2264:
2265: static void
1.1 kristaps 2266: post_sh(POST_ARGS)
2267: {
1.381 schwarze 2268: post_section(mdoc);
1.242 schwarze 2269:
1.247 schwarze 2270: switch (mdoc->last->type) {
1.284 schwarze 2271: case ROFFT_HEAD:
1.259 schwarze 2272: post_sh_head(mdoc);
2273: break;
1.284 schwarze 2274: case ROFFT_BODY:
1.247 schwarze 2275: switch (mdoc->lastsec) {
2276: case SEC_NAME:
1.259 schwarze 2277: post_sh_name(mdoc);
2278: break;
1.248 schwarze 2279: case SEC_SEE_ALSO:
1.259 schwarze 2280: post_sh_see_also(mdoc);
2281: break;
1.247 schwarze 2282: case SEC_AUTHORS:
1.259 schwarze 2283: post_sh_authors(mdoc);
2284: break;
1.247 schwarze 2285: default:
2286: break;
2287: }
2288: break;
2289: default:
2290: break;
2291: }
1.1 kristaps 2292: }
2293:
1.259 schwarze 2294: static void
1.247 schwarze 2295: post_sh_name(POST_ARGS)
1.1 kristaps 2296: {
1.285 schwarze 2297: struct roff_node *n;
1.282 schwarze 2298: int hasnm, hasnd;
1.1 kristaps 2299:
1.282 schwarze 2300: hasnm = hasnd = 0;
1.1 kristaps 2301:
1.282 schwarze 2302: for (n = mdoc->last->child; n != NULL; n = n->next) {
2303: switch (n->tok) {
2304: case MDOC_Nm:
1.311 schwarze 2305: if (hasnm && n->child != NULL)
1.365 schwarze 2306: mandoc_msg(MANDOCERR_NAMESEC_PUNCT,
2307: n->line, n->pos,
1.311 schwarze 2308: "Nm %s", n->child->string);
1.282 schwarze 2309: hasnm = 1;
1.311 schwarze 2310: continue;
1.282 schwarze 2311: case MDOC_Nd:
2312: hasnd = 1;
2313: if (n->next != NULL)
2314: mandoc_msg(MANDOCERR_NAMESEC_ND,
1.365 schwarze 2315: n->line, n->pos, NULL);
1.282 schwarze 2316: break;
1.288 schwarze 2317: case TOKEN_NONE:
1.311 schwarze 2318: if (n->type == ROFFT_TEXT &&
2319: n->string[0] == ',' && n->string[1] == '\0' &&
2320: n->next != NULL && n->next->tok == MDOC_Nm) {
2321: n = n->next;
2322: continue;
2323: }
1.283 schwarze 2324: /* FALLTHROUGH */
1.282 schwarze 2325: default:
1.365 schwarze 2326: mandoc_msg(MANDOCERR_NAMESEC_BAD,
2327: n->line, n->pos, "%s", roff_name[n->tok]);
1.311 schwarze 2328: continue;
1.282 schwarze 2329: }
1.311 schwarze 2330: break;
1.133 kristaps 2331: }
1.1 kristaps 2332:
1.282 schwarze 2333: if ( ! hasnm)
1.365 schwarze 2334: mandoc_msg(MANDOCERR_NAMESEC_NONM,
1.282 schwarze 2335: mdoc->last->line, mdoc->last->pos, NULL);
2336: if ( ! hasnd)
1.365 schwarze 2337: mandoc_msg(MANDOCERR_NAMESEC_NOND,
1.282 schwarze 2338: mdoc->last->line, mdoc->last->pos, NULL);
1.248 schwarze 2339: }
2340:
1.259 schwarze 2341: static void
1.248 schwarze 2342: post_sh_see_also(POST_ARGS)
2343: {
1.285 schwarze 2344: const struct roff_node *n;
1.277 schwarze 2345: const char *name, *sec;
1.248 schwarze 2346: const char *lastname, *lastsec, *lastpunct;
2347: int cmp;
2348:
2349: n = mdoc->last->child;
2350: lastname = lastsec = lastpunct = NULL;
2351: while (n != NULL) {
1.301 schwarze 2352: if (n->tok != MDOC_Xr ||
2353: n->child == NULL ||
2354: n->child->next == NULL)
1.248 schwarze 2355: break;
2356:
2357: /* Process one .Xr node. */
2358:
2359: name = n->child->string;
2360: sec = n->child->next->string;
2361: if (lastsec != NULL) {
2362: if (lastpunct[0] != ',' || lastpunct[1] != '\0')
1.365 schwarze 2363: mandoc_msg(MANDOCERR_XR_PUNCT, n->line,
2364: n->pos, "%s before %s(%s)",
2365: lastpunct, name, sec);
1.248 schwarze 2366: cmp = strcmp(lastsec, sec);
2367: if (cmp > 0)
1.365 schwarze 2368: mandoc_msg(MANDOCERR_XR_ORDER, n->line,
2369: n->pos, "%s(%s) after %s(%s)",
2370: name, sec, lastname, lastsec);
1.253 schwarze 2371: else if (cmp == 0 &&
2372: strcasecmp(lastname, name) > 0)
1.365 schwarze 2373: mandoc_msg(MANDOCERR_XR_ORDER, n->line,
2374: n->pos, "%s after %s", name, lastname);
1.248 schwarze 2375: }
2376: lastname = name;
2377: lastsec = sec;
2378:
2379: /* Process the following node. */
2380:
2381: n = n->next;
2382: if (n == NULL)
2383: break;
2384: if (n->tok == MDOC_Xr) {
2385: lastpunct = "none";
2386: continue;
2387: }
1.284 schwarze 2388: if (n->type != ROFFT_TEXT)
1.248 schwarze 2389: break;
2390: for (name = n->string; *name != '\0'; name++)
2391: if (isalpha((const unsigned char)*name))
1.259 schwarze 2392: return;
1.248 schwarze 2393: lastpunct = n->string;
1.327 schwarze 2394: if (n->next == NULL || n->next->tok == MDOC_Rs)
1.365 schwarze 2395: mandoc_msg(MANDOCERR_XR_PUNCT, n->line,
2396: n->pos, "%s after %s(%s)",
1.248 schwarze 2397: lastpunct, lastname, lastsec);
2398: n = n->next;
2399: }
1.247 schwarze 2400: }
2401:
2402: static int
1.285 schwarze 2403: child_an(const struct roff_node *n)
1.247 schwarze 2404: {
2405:
2406: for (n = n->child; n != NULL; n = n->next)
1.301 schwarze 2407: if ((n->tok == MDOC_An && n->child != NULL) || child_an(n))
1.294 schwarze 2408: return 1;
2409: return 0;
1.247 schwarze 2410: }
2411:
1.259 schwarze 2412: static void
1.247 schwarze 2413: post_sh_authors(POST_ARGS)
2414: {
2415:
2416: if ( ! child_an(mdoc->last))
1.365 schwarze 2417: mandoc_msg(MANDOCERR_AN_MISSING,
1.247 schwarze 2418: mdoc->last->line, mdoc->last->pos, NULL);
1.1 kristaps 2419: }
2420:
1.343 schwarze 2421: /*
2422: * Return an upper bound for the string distance (allowing
2423: * transpositions). Not a full Levenshtein implementation
2424: * because Levenshtein is quadratic in the string length
2425: * and this function is called for every standard name,
2426: * so the check for each custom name would be cubic.
2427: * The following crude heuristics is linear, resulting
2428: * in quadratic behaviour for checking one custom name,
2429: * which does not cause measurable slowdown.
2430: */
2431: static int
2432: similar(const char *s1, const char *s2)
2433: {
2434: const int maxdist = 3;
2435: int dist = 0;
2436:
2437: while (s1[0] != '\0' && s2[0] != '\0') {
2438: if (s1[0] == s2[0]) {
2439: s1++;
2440: s2++;
2441: continue;
2442: }
2443: if (++dist > maxdist)
2444: return INT_MAX;
2445: if (s1[1] == s2[1]) { /* replacement */
2446: s1++;
2447: s2++;
2448: } else if (s1[0] == s2[1] && s1[1] == s2[0]) {
2449: s1 += 2; /* transposition */
2450: s2 += 2;
2451: } else if (s1[0] == s2[1]) /* insertion */
2452: s2++;
2453: else if (s1[1] == s2[0]) /* deletion */
2454: s1++;
2455: else
2456: return INT_MAX;
2457: }
2458: dist += strlen(s1) + strlen(s2);
2459: return dist > maxdist ? INT_MAX : dist;
2460: }
2461:
1.259 schwarze 2462: static void
1.1 kristaps 2463: post_sh_head(POST_ARGS)
2464: {
1.305 schwarze 2465: struct roff_node *nch;
2466: const char *goodsec;
1.343 schwarze 2467: const char *const *testsec;
2468: int dist, mindist;
1.305 schwarze 2469: enum roff_sec sec;
1.1 kristaps 2470:
2471: /*
2472: * Process a new section. Sections are either "named" or
1.125 kristaps 2473: * "custom". Custom sections are user-defined, while named ones
2474: * follow a conventional order and may only appear in certain
2475: * manual sections.
1.1 kristaps 2476: */
2477:
1.298 schwarze 2478: sec = mdoc->last->sec;
1.1 kristaps 2479:
1.125 kristaps 2480: /* The NAME should be first. */
1.1 kristaps 2481:
1.302 schwarze 2482: if (sec != SEC_NAME && mdoc->lastnamed == SEC_NONE)
1.365 schwarze 2483: mandoc_msg(MANDOCERR_NAMESEC_FIRST,
1.302 schwarze 2484: mdoc->last->line, mdoc->last->pos, "Sh %s",
1.305 schwarze 2485: sec != SEC_CUSTOM ? secnames[sec] :
2486: (nch = mdoc->last->child) == NULL ? "" :
2487: nch->type == ROFFT_TEXT ? nch->string :
1.320 schwarze 2488: roff_name[nch->tok]);
1.125 kristaps 2489:
2490: /* The SYNOPSIS gets special attention in other areas. */
2491:
1.298 schwarze 2492: if (sec == SEC_SYNOPSIS) {
1.198 schwarze 2493: roff_setreg(mdoc->roff, "nS", 1, '=');
1.125 kristaps 2494: mdoc->flags |= MDOC_SYNOPSIS;
1.194 schwarze 2495: } else {
1.198 schwarze 2496: roff_setreg(mdoc->roff, "nS", 0, '=');
1.125 kristaps 2497: mdoc->flags &= ~MDOC_SYNOPSIS;
1.194 schwarze 2498: }
1.380 schwarze 2499: if (sec == SEC_DESCRIPTION)
2500: fn_prio = TAG_STRONG;
1.125 kristaps 2501:
2502: /* Mark our last section. */
2503:
2504: mdoc->lastsec = sec;
1.181 schwarze 2505:
1.125 kristaps 2506: /* We don't care about custom sections after this. */
1.72 kristaps 2507:
1.343 schwarze 2508: if (sec == SEC_CUSTOM) {
2509: if ((nch = mdoc->last->child) == NULL ||
2510: nch->type != ROFFT_TEXT || nch->next != NULL)
2511: return;
2512: goodsec = NULL;
2513: mindist = INT_MAX;
2514: for (testsec = secnames + 1; *testsec != NULL; testsec++) {
2515: dist = similar(nch->string, *testsec);
2516: if (dist < mindist) {
2517: goodsec = *testsec;
2518: mindist = dist;
2519: }
2520: }
2521: if (goodsec != NULL)
1.365 schwarze 2522: mandoc_msg(MANDOCERR_SEC_TYPO, nch->line, nch->pos,
2523: "Sh %s instead of %s", nch->string, goodsec);
1.259 schwarze 2524: return;
1.343 schwarze 2525: }
1.72 kristaps 2526:
1.125 kristaps 2527: /*
2528: * Check whether our non-custom section is being repeated or is
2529: * out of order.
2530: */
2531:
1.1 kristaps 2532: if (sec == mdoc->lastnamed)
1.365 schwarze 2533: mandoc_msg(MANDOCERR_SEC_REP, mdoc->last->line,
2534: mdoc->last->pos, "Sh %s", secnames[sec]);
1.72 kristaps 2535:
1.1 kristaps 2536: if (sec < mdoc->lastnamed)
1.365 schwarze 2537: mandoc_msg(MANDOCERR_SEC_ORDER, mdoc->last->line,
2538: mdoc->last->pos, "Sh %s", secnames[sec]);
1.125 kristaps 2539:
2540: /* Mark the last named section. */
2541:
2542: mdoc->lastnamed = sec;
2543:
2544: /* Check particular section/manual conventions. */
1.1 kristaps 2545:
1.298 schwarze 2546: if (mdoc->meta.msec == NULL)
1.259 schwarze 2547: return;
1.1 kristaps 2548:
1.217 schwarze 2549: goodsec = NULL;
1.1 kristaps 2550: switch (sec) {
1.210 schwarze 2551: case SEC_ERRORS:
1.207 schwarze 2552: if (*mdoc->meta.msec == '4')
2553: break;
1.217 schwarze 2554: goodsec = "2, 3, 4, 9";
1.207 schwarze 2555: /* FALLTHROUGH */
1.210 schwarze 2556: case SEC_RETURN_VALUES:
2557: case SEC_LIBRARY:
1.78 kristaps 2558: if (*mdoc->meta.msec == '2')
2559: break;
2560: if (*mdoc->meta.msec == '3')
2561: break;
1.217 schwarze 2562: if (NULL == goodsec)
2563: goodsec = "2, 3, 9";
1.208 schwarze 2564: /* FALLTHROUGH */
1.210 schwarze 2565: case SEC_CONTEXT:
1.78 kristaps 2566: if (*mdoc->meta.msec == '9')
1.1 kristaps 2567: break;
1.217 schwarze 2568: if (NULL == goodsec)
2569: goodsec = "9";
1.365 schwarze 2570: mandoc_msg(MANDOCERR_SEC_MSEC,
1.217 schwarze 2571: mdoc->last->line, mdoc->last->pos,
1.298 schwarze 2572: "Sh %s for %s only", secnames[sec], goodsec);
1.125 kristaps 2573: break;
1.1 kristaps 2574: default:
2575: break;
2576: }
1.140 kristaps 2577: }
2578:
1.259 schwarze 2579: static void
1.310 schwarze 2580: post_xr(POST_ARGS)
2581: {
2582: struct roff_node *n, *nch;
2583:
2584: n = mdoc->last;
2585: nch = n->child;
2586: if (nch->next == NULL) {
1.365 schwarze 2587: mandoc_msg(MANDOCERR_XR_NOSEC,
1.310 schwarze 2588: n->line, n->pos, "Xr %s", nch->string);
1.346 schwarze 2589: } else {
1.333 schwarze 2590: assert(nch->next == n->last);
1.347 schwarze 2591: if(mandoc_xr_add(nch->next->string, nch->string,
2592: nch->line, nch->pos))
1.365 schwarze 2593: mandoc_msg(MANDOCERR_XR_SELF,
1.347 schwarze 2594: nch->line, nch->pos, "Xr %s %s",
2595: nch->string, nch->next->string);
1.346 schwarze 2596: }
1.348 schwarze 2597: post_delim_nb(mdoc);
1.310 schwarze 2598: }
2599:
2600: static void
1.381 schwarze 2601: post_section(POST_ARGS)
1.140 kristaps 2602: {
1.381 schwarze 2603: struct roff_node *n, *nch;
2604: char *cp, *tag;
1.140 kristaps 2605:
1.381 schwarze 2606: n = mdoc->last;
2607: switch (n->type) {
1.321 schwarze 2608: case ROFFT_BLOCK:
2609: post_prevpar(mdoc);
2610: return;
1.284 schwarze 2611: case ROFFT_HEAD:
1.381 schwarze 2612: tag = NULL;
2613: deroff(&tag, n);
2614: if (tag != NULL) {
2615: for (cp = tag; *cp != '\0'; cp++)
2616: if (*cp == ' ')
2617: *cp = '_';
2618: if ((nch = n->child) != NULL &&
2619: nch->type == ROFFT_TEXT &&
2620: strcmp(nch->string, tag) == 0)
1.388 schwarze 2621: tag_put(NULL, TAG_STRONG, n);
1.381 schwarze 2622: else
2623: tag_put(tag, TAG_FALLBACK, n);
2624: free(tag);
2625: }
1.348 schwarze 2626: post_delim(mdoc);
1.273 schwarze 2627: post_hyph(mdoc);
2628: return;
1.284 schwarze 2629: case ROFFT_BODY:
1.273 schwarze 2630: break;
2631: default:
1.259 schwarze 2632: return;
1.273 schwarze 2633: }
1.381 schwarze 2634: if ((nch = n->child) != NULL &&
2635: (nch->tok == MDOC_Pp || nch->tok == ROFF_br ||
2636: nch->tok == ROFF_sp)) {
2637: mandoc_msg(MANDOCERR_PAR_SKIP, nch->line, nch->pos,
2638: "%s after %s", roff_name[nch->tok],
2639: roff_name[n->tok]);
2640: roff_node_delete(mdoc, nch);
2641: }
2642: if ((nch = n->last) != NULL &&
2643: (nch->tok == MDOC_Pp || nch->tok == ROFF_br)) {
2644: mandoc_msg(MANDOCERR_PAR_SKIP, nch->line, nch->pos,
2645: "%s at the end of %s", roff_name[nch->tok],
2646: roff_name[n->tok]);
2647: roff_node_delete(mdoc, nch);
2648: }
1.117 kristaps 2649: }
2650:
1.259 schwarze 2651: static void
1.299 schwarze 2652: post_prevpar(POST_ARGS)
1.117 kristaps 2653: {
1.378 schwarze 2654: struct roff_node *n, *np;
1.117 kristaps 2655:
1.299 schwarze 2656: n = mdoc->last;
1.378 schwarze 2657: if (n->type != ROFFT_ELEM && n->type != ROFFT_BLOCK)
1.259 schwarze 2658: return;
1.378 schwarze 2659: if ((np = roff_node_prev(n)) == NULL)
1.259 schwarze 2660: return;
1.118 kristaps 2661:
1.210 schwarze 2662: /*
1.363 schwarze 2663: * Don't allow `Pp' prior to a paragraph-type
2664: * block: `Pp' or non-compact `Bd' or `Bl'.
1.124 kristaps 2665: */
1.118 kristaps 2666:
1.378 schwarze 2667: if (np->tok != MDOC_Pp && np->tok != ROFF_br)
1.259 schwarze 2668: return;
1.299 schwarze 2669: if (n->tok == MDOC_Bl && n->norm->Bl.comp)
1.259 schwarze 2670: return;
1.299 schwarze 2671: if (n->tok == MDOC_Bd && n->norm->Bd.comp)
1.259 schwarze 2672: return;
1.299 schwarze 2673: if (n->tok == MDOC_It && n->parent->norm->Bl.comp)
1.259 schwarze 2674: return;
1.188 schwarze 2675:
1.378 schwarze 2676: mandoc_msg(MANDOCERR_PAR_SKIP, np->line, np->pos,
2677: "%s before %s", roff_name[np->tok], roff_name[n->tok]);
2678: roff_node_delete(mdoc, np);
1.188 schwarze 2679: }
2680:
1.259 schwarze 2681: static void
1.188 schwarze 2682: post_par(POST_ARGS)
2683: {
1.285 schwarze 2684: struct roff_node *np;
1.188 schwarze 2685:
1.380 schwarze 2686: fn_prio = TAG_STRONG;
1.364 schwarze 2687: post_prevpar(mdoc);
2688:
1.269 schwarze 2689: np = mdoc->last;
1.364 schwarze 2690: if (np->child != NULL)
1.365 schwarze 2691: mandoc_msg(MANDOCERR_ARG_SKIP, np->line, np->pos,
2692: "%s %s", roff_name[np->tok], np->child->string);
1.128 kristaps 2693: }
2694:
1.259 schwarze 2695: static void
1.132 kristaps 2696: post_dd(POST_ARGS)
2697: {
1.285 schwarze 2698: struct roff_node *n;
1.132 kristaps 2699:
1.298 schwarze 2700: n = mdoc->last;
1.313 schwarze 2701: n->flags |= NODE_NOPRT;
2702:
1.298 schwarze 2703: if (mdoc->meta.date != NULL) {
1.365 schwarze 2704: mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Dd");
1.158 schwarze 2705: free(mdoc->meta.date);
1.298 schwarze 2706: } else if (mdoc->flags & MDOC_PBODY)
1.365 schwarze 2707: mandoc_msg(MANDOCERR_PROLOG_LATE, n->line, n->pos, "Dd");
1.298 schwarze 2708: else if (mdoc->meta.title != NULL)
1.365 schwarze 2709: mandoc_msg(MANDOCERR_PROLOG_ORDER,
1.298 schwarze 2710: n->line, n->pos, "Dd after Dt");
2711: else if (mdoc->meta.os != NULL)
1.365 schwarze 2712: mandoc_msg(MANDOCERR_PROLOG_ORDER,
1.298 schwarze 2713: n->line, n->pos, "Dd after Os");
1.158 schwarze 2714:
1.376 schwarze 2715: if (mdoc->quick && n != NULL)
2716: mdoc->meta.date = mandoc_strdup("");
2717: else
2718: mdoc->meta.date = mandoc_normdate(n->child, n);
1.132 kristaps 2719: }
2720:
1.259 schwarze 2721: static void
1.132 kristaps 2722: post_dt(POST_ARGS)
2723: {
1.285 schwarze 2724: struct roff_node *nn, *n;
1.132 kristaps 2725: const char *cp;
2726: char *p;
2727:
2728: n = mdoc->last;
1.313 schwarze 2729: n->flags |= NODE_NOPRT;
2730:
1.298 schwarze 2731: if (mdoc->flags & MDOC_PBODY) {
1.365 schwarze 2732: mandoc_msg(MANDOCERR_DT_LATE, n->line, n->pos, "Dt");
1.313 schwarze 2733: return;
1.298 schwarze 2734: }
2735:
2736: if (mdoc->meta.title != NULL)
1.365 schwarze 2737: mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Dt");
1.298 schwarze 2738: else if (mdoc->meta.os != NULL)
1.365 schwarze 2739: mandoc_msg(MANDOCERR_PROLOG_ORDER,
1.298 schwarze 2740: n->line, n->pos, "Dt after Os");
1.132 kristaps 2741:
1.243 schwarze 2742: free(mdoc->meta.title);
2743: free(mdoc->meta.msec);
2744: free(mdoc->meta.vol);
2745: free(mdoc->meta.arch);
2746:
2747: mdoc->meta.title = NULL;
2748: mdoc->meta.msec = NULL;
2749: mdoc->meta.vol = NULL;
2750: mdoc->meta.arch = NULL;
1.132 kristaps 2751:
1.280 schwarze 2752: /* Mandatory first argument: title. */
1.132 kristaps 2753:
1.280 schwarze 2754: nn = n->child;
2755: if (nn == NULL || *nn->string == '\0') {
1.365 schwarze 2756: mandoc_msg(MANDOCERR_DT_NOTITLE, n->line, n->pos, "Dt");
1.243 schwarze 2757: mdoc->meta.title = mandoc_strdup("UNTITLED");
1.280 schwarze 2758: } else {
2759: mdoc->meta.title = mandoc_strdup(nn->string);
2760:
2761: /* Check that all characters are uppercase. */
2762:
2763: for (p = nn->string; *p != '\0'; p++)
2764: if (islower((unsigned char)*p)) {
1.365 schwarze 2765: mandoc_msg(MANDOCERR_TITLE_CASE, nn->line,
2766: nn->pos + (int)(p - nn->string),
1.280 schwarze 2767: "Dt %s", nn->string);
2768: break;
2769: }
1.132 kristaps 2770: }
2771:
1.310 schwarze 2772: /* Mandatory second argument: section. */
1.132 kristaps 2773:
1.280 schwarze 2774: if (nn != NULL)
2775: nn = nn->next;
1.132 kristaps 2776:
1.280 schwarze 2777: if (nn == NULL) {
1.365 schwarze 2778: mandoc_msg(MANDOCERR_MSEC_MISSING, n->line, n->pos,
1.243 schwarze 2779: "Dt %s", mdoc->meta.title);
1.132 kristaps 2780: mdoc->meta.vol = mandoc_strdup("LOCAL");
1.313 schwarze 2781: return; /* msec and arch remain NULL. */
1.132 kristaps 2782: }
2783:
1.280 schwarze 2784: mdoc->meta.msec = mandoc_strdup(nn->string);
2785:
2786: /* Infer volume title from section number. */
1.132 kristaps 2787:
1.180 schwarze 2788: cp = mandoc_a2msec(nn->string);
1.280 schwarze 2789: if (cp == NULL) {
1.365 schwarze 2790: mandoc_msg(MANDOCERR_MSEC_BAD,
1.239 schwarze 2791: nn->line, nn->pos, "Dt ... %s", nn->string);
1.132 kristaps 2792: mdoc->meta.vol = mandoc_strdup(nn->string);
1.386 schwarze 2793: } else {
1.280 schwarze 2794: mdoc->meta.vol = mandoc_strdup(cp);
1.386 schwarze 2795: if (mdoc->filesec != '\0' &&
2796: mdoc->filesec != *nn->string &&
2797: *nn->string >= '1' && *nn->string <= '9')
2798: mandoc_msg(MANDOCERR_MSEC_FILE, nn->line, nn->pos,
2799: "*.%c vs Dt ... %c", mdoc->filesec, *nn->string);
2800: }
1.280 schwarze 2801:
2802: /* Optional third argument: architecture. */
2803:
2804: if ((nn = nn->next) == NULL)
1.313 schwarze 2805: return;
1.280 schwarze 2806:
2807: for (p = nn->string; *p != '\0'; p++)
2808: *p = tolower((unsigned char)*p);
2809: mdoc->meta.arch = mandoc_strdup(nn->string);
1.132 kristaps 2810:
1.280 schwarze 2811: /* Ignore fourth and later arguments. */
1.132 kristaps 2812:
1.280 schwarze 2813: if ((nn = nn->next) != NULL)
1.365 schwarze 2814: mandoc_msg(MANDOCERR_ARG_EXCESS,
1.280 schwarze 2815: nn->line, nn->pos, "Dt ... %s", nn->string);
1.154 kristaps 2816: }
2817:
1.259 schwarze 2818: static void
1.154 kristaps 2819: post_bx(POST_ARGS)
2820: {
1.316 schwarze 2821: struct roff_node *n, *nch;
1.329 schwarze 2822: const char *macro;
1.333 schwarze 2823:
1.348 schwarze 2824: post_delim_nb(mdoc);
1.316 schwarze 2825:
2826: n = mdoc->last;
2827: nch = n->child;
2828:
2829: if (nch != NULL) {
1.329 schwarze 2830: macro = !strcmp(nch->string, "Open") ? "Ox" :
2831: !strcmp(nch->string, "Net") ? "Nx" :
2832: !strcmp(nch->string, "Free") ? "Fx" :
2833: !strcmp(nch->string, "DragonFly") ? "Dx" : NULL;
2834: if (macro != NULL)
1.365 schwarze 2835: mandoc_msg(MANDOCERR_BX,
2836: n->line, n->pos, "%s", macro);
1.316 schwarze 2837: mdoc->last = nch;
2838: nch = nch->next;
2839: mdoc->next = ROFF_NEXT_SIBLING;
2840: roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns);
2841: mdoc->last->flags |= NODE_NOSRC;
2842: mdoc->next = ROFF_NEXT_SIBLING;
2843: } else
2844: mdoc->next = ROFF_NEXT_CHILD;
2845: roff_word_alloc(mdoc, n->line, n->pos, "BSD");
2846: mdoc->last->flags |= NODE_NOSRC;
2847:
2848: if (nch == NULL) {
2849: mdoc->last = n;
2850: return;
2851: }
2852:
2853: roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns);
2854: mdoc->last->flags |= NODE_NOSRC;
2855: mdoc->next = ROFF_NEXT_SIBLING;
2856: roff_word_alloc(mdoc, n->line, n->pos, "-");
2857: mdoc->last->flags |= NODE_NOSRC;
2858: roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns);
2859: mdoc->last->flags |= NODE_NOSRC;
2860: mdoc->last = n;
1.154 kristaps 2861:
1.210 schwarze 2862: /*
1.154 kristaps 2863: * Make `Bx's second argument always start with an uppercase
2864: * letter. Groff checks if it's an "accepted" term, but we just
2865: * uppercase blindly.
2866: */
2867:
1.316 schwarze 2868: *nch->string = (char)toupper((unsigned char)*nch->string);
1.132 kristaps 2869: }
2870:
1.259 schwarze 2871: static void
1.132 kristaps 2872: post_os(POST_ARGS)
2873: {
2874: #ifndef OSNAME
2875: struct utsname utsname;
2876: #endif
1.285 schwarze 2877: struct roff_node *n;
1.132 kristaps 2878:
2879: n = mdoc->last;
1.313 schwarze 2880: n->flags |= NODE_NOPRT;
2881:
1.298 schwarze 2882: if (mdoc->meta.os != NULL)
1.365 schwarze 2883: mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Os");
1.298 schwarze 2884: else if (mdoc->flags & MDOC_PBODY)
1.365 schwarze 2885: mandoc_msg(MANDOCERR_PROLOG_LATE, n->line, n->pos, "Os");
1.348 schwarze 2886:
2887: post_delim(mdoc);
1.132 kristaps 2888:
2889: /*
1.184 schwarze 2890: * Set the operating system by way of the `Os' macro.
2891: * The order of precedence is:
2892: * 1. the argument of the `Os' macro, unless empty
2893: * 2. the -Ios=foo command line argument, if provided
2894: * 3. -DOSNAME="\"foo\"", if provided during compilation
2895: * 4. "sysname release" from uname(3)
1.210 schwarze 2896: */
1.132 kristaps 2897:
1.184 schwarze 2898: free(mdoc->meta.os);
1.205 schwarze 2899: mdoc->meta.os = NULL;
1.291 schwarze 2900: deroff(&mdoc->meta.os, n);
1.205 schwarze 2901: if (mdoc->meta.os)
1.331 schwarze 2902: goto out;
1.201 schwarze 2903:
1.340 schwarze 2904: if (mdoc->os_s != NULL) {
2905: mdoc->meta.os = mandoc_strdup(mdoc->os_s);
1.331 schwarze 2906: goto out;
1.201 schwarze 2907: }
2908:
1.132 kristaps 2909: #ifdef OSNAME
1.201 schwarze 2910: mdoc->meta.os = mandoc_strdup(OSNAME);
1.132 kristaps 2911: #else /*!OSNAME */
1.390 schwarze 2912: if (mdoc->os_r == NULL) {
1.297 schwarze 2913: if (uname(&utsname) == -1) {
1.365 schwarze 2914: mandoc_msg(MANDOCERR_OS_UNAME, n->line, n->pos, "Os");
1.390 schwarze 2915: mdoc->os_r = mandoc_strdup("UNKNOWN");
1.210 schwarze 2916: } else
1.390 schwarze 2917: mandoc_asprintf(&mdoc->os_r, "%s %s",
1.204 schwarze 2918: utsname.sysname, utsname.release);
1.201 schwarze 2919: }
1.390 schwarze 2920: mdoc->meta.os = mandoc_strdup(mdoc->os_r);
1.132 kristaps 2921: #endif /*!OSNAME*/
1.331 schwarze 2922:
1.340 schwarze 2923: out:
2924: if (mdoc->meta.os_e == MANDOC_OS_OTHER) {
2925: if (strstr(mdoc->meta.os, "OpenBSD") != NULL)
2926: mdoc->meta.os_e = MANDOC_OS_OPENBSD;
2927: else if (strstr(mdoc->meta.os, "NetBSD") != NULL)
2928: mdoc->meta.os_e = MANDOC_OS_NETBSD;
2929: }
1.337 schwarze 2930:
2931: /*
2932: * This is the earliest point where we can check
2933: * Mdocdate conventions because we don't know
2934: * the operating system earlier.
2935: */
1.341 schwarze 2936:
2937: if (n->child != NULL)
1.365 schwarze 2938: mandoc_msg(MANDOCERR_OS_ARG, n->child->line, n->child->pos,
1.341 schwarze 2939: "Os %s (%s)", n->child->string,
2940: mdoc->meta.os_e == MANDOC_OS_OPENBSD ?
2941: "OpenBSD" : "NetBSD");
1.337 schwarze 2942:
2943: while (n->tok != MDOC_Dd)
2944: if ((n = n->prev) == NULL)
2945: return;
2946: if ((n = n->child) == NULL)
2947: return;
1.338 schwarze 2948: if (strncmp(n->string, "$" "Mdocdate", 9)) {
1.340 schwarze 2949: if (mdoc->meta.os_e == MANDOC_OS_OPENBSD)
1.365 schwarze 2950: mandoc_msg(MANDOCERR_MDOCDATE_MISSING, n->line,
2951: n->pos, "Dd %s (OpenBSD)", n->string);
1.337 schwarze 2952: } else {
1.340 schwarze 2953: if (mdoc->meta.os_e == MANDOC_OS_NETBSD)
1.365 schwarze 2954: mandoc_msg(MANDOCERR_MDOCDATE, n->line,
2955: n->pos, "Dd %s (NetBSD)", n->string);
1.337 schwarze 2956: }
1.160 kristaps 2957: }
2958:
1.298 schwarze 2959: enum roff_sec
2960: mdoc_a2sec(const char *p)
1.160 kristaps 2961: {
2962: int i;
2963:
1.210 schwarze 2964: for (i = 0; i < (int)SEC__MAX; i++)
1.160 kristaps 2965: if (secnames[i] && 0 == strcmp(p, secnames[i]))
1.294 schwarze 2966: return (enum roff_sec)i;
1.160 kristaps 2967:
1.294 schwarze 2968: return SEC_CUSTOM;
1.132 kristaps 2969: }
2970:
1.161 kristaps 2971: static size_t
1.320 schwarze 2972: macro2len(enum roff_tok macro)
1.161 kristaps 2973: {
2974:
2975: switch (macro) {
1.210 schwarze 2976: case MDOC_Ad:
1.294 schwarze 2977: return 12;
1.210 schwarze 2978: case MDOC_Ao:
1.294 schwarze 2979: return 12;
1.210 schwarze 2980: case MDOC_An:
1.294 schwarze 2981: return 12;
1.210 schwarze 2982: case MDOC_Aq:
1.294 schwarze 2983: return 12;
1.210 schwarze 2984: case MDOC_Ar:
1.294 schwarze 2985: return 12;
1.210 schwarze 2986: case MDOC_Bo:
1.294 schwarze 2987: return 12;
1.210 schwarze 2988: case MDOC_Bq:
1.294 schwarze 2989: return 12;
1.210 schwarze 2990: case MDOC_Cd:
1.294 schwarze 2991: return 12;
1.210 schwarze 2992: case MDOC_Cm:
1.294 schwarze 2993: return 10;
1.210 schwarze 2994: case MDOC_Do:
1.294 schwarze 2995: return 10;
1.210 schwarze 2996: case MDOC_Dq:
1.294 schwarze 2997: return 12;
1.210 schwarze 2998: case MDOC_Dv:
1.294 schwarze 2999: return 12;
1.210 schwarze 3000: case MDOC_Eo:
1.294 schwarze 3001: return 12;
1.210 schwarze 3002: case MDOC_Em:
1.294 schwarze 3003: return 10;
1.210 schwarze 3004: case MDOC_Er:
1.294 schwarze 3005: return 17;
1.210 schwarze 3006: case MDOC_Ev:
1.294 schwarze 3007: return 15;
1.210 schwarze 3008: case MDOC_Fa:
1.294 schwarze 3009: return 12;
1.210 schwarze 3010: case MDOC_Fl:
1.294 schwarze 3011: return 10;
1.210 schwarze 3012: case MDOC_Fo:
1.294 schwarze 3013: return 16;
1.210 schwarze 3014: case MDOC_Fn:
1.294 schwarze 3015: return 16;
1.210 schwarze 3016: case MDOC_Ic:
1.294 schwarze 3017: return 10;
1.210 schwarze 3018: case MDOC_Li:
1.294 schwarze 3019: return 16;
1.210 schwarze 3020: case MDOC_Ms:
1.294 schwarze 3021: return 6;
1.210 schwarze 3022: case MDOC_Nm:
1.294 schwarze 3023: return 10;
1.210 schwarze 3024: case MDOC_No:
1.294 schwarze 3025: return 12;
1.210 schwarze 3026: case MDOC_Oo:
1.294 schwarze 3027: return 10;
1.210 schwarze 3028: case MDOC_Op:
1.294 schwarze 3029: return 14;
1.210 schwarze 3030: case MDOC_Pa:
1.294 schwarze 3031: return 32;
1.210 schwarze 3032: case MDOC_Pf:
1.294 schwarze 3033: return 12;
1.210 schwarze 3034: case MDOC_Po:
1.294 schwarze 3035: return 12;
1.210 schwarze 3036: case MDOC_Pq:
1.294 schwarze 3037: return 12;
1.210 schwarze 3038: case MDOC_Ql:
1.294 schwarze 3039: return 16;
1.210 schwarze 3040: case MDOC_Qo:
1.294 schwarze 3041: return 12;
1.210 schwarze 3042: case MDOC_So:
1.294 schwarze 3043: return 12;
1.210 schwarze 3044: case MDOC_Sq:
1.294 schwarze 3045: return 12;
1.210 schwarze 3046: case MDOC_Sy:
1.294 schwarze 3047: return 6;
1.210 schwarze 3048: case MDOC_Sx:
1.294 schwarze 3049: return 16;
1.210 schwarze 3050: case MDOC_Tn:
1.294 schwarze 3051: return 10;
1.210 schwarze 3052: case MDOC_Va:
1.294 schwarze 3053: return 12;
1.210 schwarze 3054: case MDOC_Vt:
1.294 schwarze 3055: return 12;
1.210 schwarze 3056: case MDOC_Xr:
1.294 schwarze 3057: return 10;
1.161 kristaps 3058: default:
3059: break;
3060: };
1.294 schwarze 3061: return 0;
1.161 kristaps 3062: }
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