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