1413 lines
32 KiB
C
1413 lines
32 KiB
C
/* $Id: mdoc_validate.c,v 1.99 2010/06/13 21:02:49 kristaps Exp $ */
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/*
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* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <assert.h>
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#include <ctype.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "mandoc.h"
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#include "libmdoc.h"
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#include "libmandoc.h"
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/* FIXME: .Bl -diag can't have non-text children in HEAD. */
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/* TODO: ignoring Pp (it's superfluous in some invocations). */
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#define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
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#define POST_ARGS struct mdoc *mdoc
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typedef int (*v_pre)(PRE_ARGS);
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typedef int (*v_post)(POST_ARGS);
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struct valids {
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v_pre *pre;
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v_post *post;
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};
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static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
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static int check_stdarg(PRE_ARGS);
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static int check_text(struct mdoc *, int, int, char *);
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static int check_argv(struct mdoc *,
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struct mdoc_node *, struct mdoc_argv *);
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static int check_args(struct mdoc *, struct mdoc_node *);
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static int err_child_lt(struct mdoc *, const char *, int);
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static int warn_child_lt(struct mdoc *, const char *, int);
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static int err_child_gt(struct mdoc *, const char *, int);
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static int warn_child_gt(struct mdoc *, const char *, int);
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static int err_child_eq(struct mdoc *, const char *, int);
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static int warn_child_eq(struct mdoc *, const char *, int);
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static int warn_count(struct mdoc *, const char *,
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int, const char *, int);
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static int err_count(struct mdoc *, const char *,
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int, const char *, int);
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static int berr_ge1(POST_ARGS);
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static int bwarn_ge1(POST_ARGS);
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static int ebool(POST_ARGS);
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static int eerr_eq0(POST_ARGS);
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static int eerr_eq1(POST_ARGS);
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static int eerr_ge1(POST_ARGS);
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static int eerr_le1(POST_ARGS);
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static int ewarn_ge1(POST_ARGS);
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static int herr_eq0(POST_ARGS);
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static int herr_ge1(POST_ARGS);
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static int hwarn_eq1(POST_ARGS);
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static int hwarn_eq0(POST_ARGS);
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static int hwarn_le1(POST_ARGS);
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static int post_an(POST_ARGS);
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static int post_at(POST_ARGS);
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static int post_bf(POST_ARGS);
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static int post_bl(POST_ARGS);
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static int post_bl_head(POST_ARGS);
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static int post_dt(POST_ARGS);
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static int post_it(POST_ARGS);
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static int post_lb(POST_ARGS);
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static int post_nm(POST_ARGS);
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static int post_root(POST_ARGS);
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static int post_rs(POST_ARGS);
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static int post_sh(POST_ARGS);
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static int post_sh_body(POST_ARGS);
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static int post_sh_head(POST_ARGS);
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static int post_st(POST_ARGS);
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static int post_eoln(POST_ARGS);
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static int post_vt(POST_ARGS);
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static int pre_an(PRE_ARGS);
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static int pre_bd(PRE_ARGS);
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static int pre_bl(PRE_ARGS);
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static int pre_dd(PRE_ARGS);
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static int pre_display(PRE_ARGS);
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static int pre_dt(PRE_ARGS);
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static int pre_it(PRE_ARGS);
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static int pre_os(PRE_ARGS);
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static int pre_rv(PRE_ARGS);
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static int pre_sh(PRE_ARGS);
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static int pre_ss(PRE_ARGS);
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static v_post posts_an[] = { post_an, NULL };
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static v_post posts_at[] = { post_at, NULL };
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static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL };
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static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
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static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
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static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
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static v_post posts_eoln[] = { post_eoln, NULL };
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static v_post posts_dt[] = { post_dt, NULL };
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static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
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static v_post posts_it[] = { post_it, NULL };
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static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
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static v_post posts_nd[] = { berr_ge1, NULL };
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static v_post posts_nm[] = { post_nm, NULL };
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static v_post posts_notext[] = { eerr_eq0, NULL };
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static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
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static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
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static v_post posts_sp[] = { eerr_le1, NULL };
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static v_post posts_ss[] = { herr_ge1, NULL };
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static v_post posts_st[] = { eerr_eq1, post_st, NULL };
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static v_post posts_text[] = { eerr_ge1, NULL };
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static v_post posts_text1[] = { eerr_eq1, NULL };
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static v_post posts_vt[] = { post_vt, NULL };
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static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
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static v_post posts_wtext[] = { ewarn_ge1, NULL };
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static v_pre pres_an[] = { pre_an, NULL };
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static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
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static v_pre pres_bl[] = { pre_bl, NULL };
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static v_pre pres_d1[] = { pre_display, NULL };
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static v_pre pres_dd[] = { pre_dd, NULL };
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static v_pre pres_dt[] = { pre_dt, NULL };
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static v_pre pres_er[] = { NULL, NULL };
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static v_pre pres_ex[] = { NULL, NULL };
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static v_pre pres_fd[] = { NULL, NULL };
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static v_pre pres_it[] = { pre_it, NULL };
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static v_pre pres_os[] = { pre_os, NULL };
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static v_pre pres_rv[] = { pre_rv, NULL };
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static v_pre pres_sh[] = { pre_sh, NULL };
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static v_pre pres_ss[] = { pre_ss, NULL };
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const struct valids mdoc_valids[MDOC_MAX] = {
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{ NULL, NULL }, /* Ap */
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{ pres_dd, posts_text }, /* Dd */
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{ pres_dt, posts_dt }, /* Dt */
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{ pres_os, NULL }, /* Os */
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{ pres_sh, posts_sh }, /* Sh */
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{ pres_ss, posts_ss }, /* Ss */
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{ NULL, posts_notext }, /* Pp */
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{ pres_d1, posts_wline }, /* D1 */
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{ pres_d1, posts_wline }, /* Dl */
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{ pres_bd, posts_bd }, /* Bd */
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{ NULL, NULL }, /* Ed */
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{ pres_bl, posts_bl }, /* Bl */
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{ NULL, NULL }, /* El */
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{ pres_it, posts_it }, /* It */
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{ NULL, posts_text }, /* Ad */
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{ pres_an, posts_an }, /* An */
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{ NULL, NULL }, /* Ar */
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{ NULL, posts_text }, /* Cd */
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{ NULL, NULL }, /* Cm */
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{ NULL, NULL }, /* Dv */
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{ pres_er, posts_text }, /* Er */
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{ NULL, NULL }, /* Ev */
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{ pres_ex, NULL }, /* Ex */
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{ NULL, NULL }, /* Fa */
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{ pres_fd, posts_wtext }, /* Fd */
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{ NULL, NULL }, /* Fl */
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{ NULL, posts_text }, /* Fn */
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{ NULL, posts_wtext }, /* Ft */
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{ NULL, posts_text }, /* Ic */
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{ NULL, posts_text1 }, /* In */
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{ NULL, NULL }, /* Li */
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{ NULL, posts_nd }, /* Nd */
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{ NULL, posts_nm }, /* Nm */
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{ NULL, posts_wline }, /* Op */
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{ NULL, NULL }, /* Ot */
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{ NULL, NULL }, /* Pa */
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{ pres_rv, NULL }, /* Rv */
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{ NULL, posts_st }, /* St */
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{ NULL, NULL }, /* Va */
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{ NULL, posts_vt }, /* Vt */
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{ NULL, posts_wtext }, /* Xr */
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{ NULL, posts_text }, /* %A */
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{ NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
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{ NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
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{ NULL, posts_text }, /* %I */
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{ NULL, posts_text }, /* %J */
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{ NULL, posts_text }, /* %N */
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{ NULL, posts_text }, /* %O */
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{ NULL, posts_text }, /* %P */
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{ NULL, posts_text }, /* %R */
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{ NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
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{ NULL, posts_text }, /* %V */
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{ NULL, NULL }, /* Ac */
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{ NULL, NULL }, /* Ao */
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{ NULL, posts_wline }, /* Aq */
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{ NULL, posts_at }, /* At */
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{ NULL, NULL }, /* Bc */
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{ NULL, posts_bf }, /* Bf */
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{ NULL, NULL }, /* Bo */
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{ NULL, posts_wline }, /* Bq */
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{ NULL, NULL }, /* Bsx */
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{ NULL, NULL }, /* Bx */
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{ NULL, posts_bool }, /* Db */
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{ NULL, NULL }, /* Dc */
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{ NULL, NULL }, /* Do */
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{ NULL, posts_wline }, /* Dq */
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{ NULL, NULL }, /* Ec */
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{ NULL, NULL }, /* Ef */
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{ NULL, NULL }, /* Em */
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{ NULL, NULL }, /* Eo */
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{ NULL, NULL }, /* Fx */
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{ NULL, posts_text }, /* Ms */
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{ NULL, posts_notext }, /* No */
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{ NULL, posts_notext }, /* Ns */
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{ NULL, NULL }, /* Nx */
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{ NULL, NULL }, /* Ox */
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{ NULL, NULL }, /* Pc */
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{ NULL, posts_text1 }, /* Pf */
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{ NULL, NULL }, /* Po */
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{ NULL, posts_wline }, /* Pq */
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{ NULL, NULL }, /* Qc */
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{ NULL, posts_wline }, /* Ql */
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{ NULL, NULL }, /* Qo */
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{ NULL, posts_wline }, /* Qq */
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{ NULL, NULL }, /* Re */
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{ NULL, posts_rs }, /* Rs */
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{ NULL, NULL }, /* Sc */
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{ NULL, NULL }, /* So */
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{ NULL, posts_wline }, /* Sq */
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{ NULL, posts_bool }, /* Sm */
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{ NULL, posts_text }, /* Sx */
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{ NULL, posts_text }, /* Sy */
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{ NULL, posts_text }, /* Tn */
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{ NULL, NULL }, /* Ux */
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{ NULL, NULL }, /* Xc */
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{ NULL, NULL }, /* Xo */
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{ NULL, posts_fo }, /* Fo */
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{ NULL, NULL }, /* Fc */
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{ NULL, NULL }, /* Oo */
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{ NULL, NULL }, /* Oc */
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{ NULL, posts_wline }, /* Bk */
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{ NULL, NULL }, /* Ek */
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{ NULL, posts_eoln }, /* Bt */
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{ NULL, NULL }, /* Hf */
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{ NULL, NULL }, /* Fr */
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{ NULL, posts_eoln }, /* Ud */
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{ NULL, posts_lb }, /* Lb */
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{ NULL, posts_notext }, /* Lp */
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{ NULL, posts_text }, /* Lk */
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{ NULL, posts_text }, /* Mt */
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{ NULL, posts_wline }, /* Brq */
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{ NULL, NULL }, /* Bro */
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{ NULL, NULL }, /* Brc */
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{ NULL, posts_text }, /* %C */
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{ NULL, NULL }, /* Es */
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{ NULL, NULL }, /* En */
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{ NULL, NULL }, /* Dx */
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{ NULL, posts_text }, /* %Q */
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{ NULL, posts_notext }, /* br */
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{ NULL, posts_sp }, /* sp */
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{ NULL, posts_text1 }, /* %U */
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{ NULL, NULL }, /* Ta */
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};
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int
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mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
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{
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v_pre *p;
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int line, pos;
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char *tp;
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if (MDOC_TEXT == n->type) {
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tp = n->string;
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line = n->line;
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pos = n->pos;
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return(check_text(mdoc, line, pos, tp));
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}
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if ( ! check_args(mdoc, n))
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return(0);
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if (NULL == mdoc_valids[n->tok].pre)
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return(1);
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for (p = mdoc_valids[n->tok].pre; *p; p++)
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if ( ! (*p)(mdoc, n))
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return(0);
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return(1);
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}
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int
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mdoc_valid_post(struct mdoc *mdoc)
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{
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v_post *p;
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if (MDOC_VALID & mdoc->last->flags)
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return(1);
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mdoc->last->flags |= MDOC_VALID;
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if (MDOC_TEXT == mdoc->last->type)
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return(1);
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if (MDOC_ROOT == mdoc->last->type)
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return(post_root(mdoc));
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if (NULL == mdoc_valids[mdoc->last->tok].post)
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return(1);
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for (p = mdoc_valids[mdoc->last->tok].post; *p; p++)
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if ( ! (*p)(mdoc))
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return(0);
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return(1);
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}
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static inline int
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warn_count(struct mdoc *m, const char *k,
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int want, const char *v, int has)
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{
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return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
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m->last->line, m->last->pos,
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"%s %s %d (have %d)", v, k, want, has));
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}
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static inline int
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err_count(struct mdoc *m, const char *k,
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int want, const char *v, int has)
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{
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mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT,
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m->last->line, m->last->pos,
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"%s %s %d (have %d)",
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v, k, want, has);
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return(0);
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}
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/*
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* Build these up with macros because they're basically the same check
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* for different inequalities. Yes, this could be done with functions,
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* but this is reasonable for now.
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*/
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#define CHECK_CHILD_DEFN(lvl, name, ineq) \
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static int \
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lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \
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{ \
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if (mdoc->last->nchild ineq sz) \
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return(1); \
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return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
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}
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#define CHECK_BODY_DEFN(name, lvl, func, num) \
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static int \
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b##lvl##_##name(POST_ARGS) \
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{ \
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if (MDOC_BODY != mdoc->last->type) \
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return(1); \
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return(func(mdoc, "multi-line arguments", (num))); \
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}
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#define CHECK_ELEM_DEFN(name, lvl, func, num) \
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static int \
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e##lvl##_##name(POST_ARGS) \
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{ \
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assert(MDOC_ELEM == mdoc->last->type); \
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return(func(mdoc, "line arguments", (num))); \
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}
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#define CHECK_HEAD_DEFN(name, lvl, func, num) \
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static int \
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h##lvl##_##name(POST_ARGS) \
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{ \
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if (MDOC_HEAD != mdoc->last->type) \
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return(1); \
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return(func(mdoc, "line arguments", (num))); \
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}
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CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */
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CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */
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CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */
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CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */
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CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */
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CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */
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CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */
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CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
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CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */
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CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
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CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */
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CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */
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CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */
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CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */
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CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */
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CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */
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CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */
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CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */
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static int
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check_stdarg(PRE_ARGS)
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{
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if (n->args && 1 == n->args->argc)
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if (MDOC_Std == n->args->argv[0].arg)
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return(1);
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return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV));
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}
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static int
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check_args(struct mdoc *m, struct mdoc_node *n)
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{
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int i;
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if (NULL == n->args)
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return(1);
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assert(n->args->argc);
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for (i = 0; i < (int)n->args->argc; i++)
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if ( ! check_argv(m, n, &n->args->argv[i]))
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return(0);
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return(1);
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}
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static int
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check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
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{
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int i;
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for (i = 0; i < (int)v->sz; i++)
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if ( ! check_text(m, v->line, v->pos, v->value[i]))
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return(0);
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if (MDOC_Std == v->arg) {
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if (v->sz || m->meta.name)
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return(1);
|
|
if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME))
|
|
return(0);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
check_text(struct mdoc *mdoc, int line, int pos, char *p)
|
|
{
|
|
int c;
|
|
|
|
for ( ; *p; p++, pos++) {
|
|
if ('\t' == *p) {
|
|
if ( ! (MDOC_LITERAL & mdoc->flags))
|
|
if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
|
|
return(0);
|
|
} else if ( ! isprint((u_char)*p) && ASCII_HYPH != *p)
|
|
if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR))
|
|
return(0);
|
|
|
|
if ('\\' != *p)
|
|
continue;
|
|
|
|
c = mandoc_special(p);
|
|
if (c) {
|
|
p += c - 1;
|
|
pos += c - 1;
|
|
continue;
|
|
}
|
|
|
|
c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE);
|
|
if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c)
|
|
return(c);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
|
|
|
|
static int
|
|
check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
|
|
{
|
|
|
|
assert(n->parent);
|
|
if ((MDOC_ROOT == t || tok == n->parent->tok) &&
|
|
(t == n->parent->type))
|
|
return(1);
|
|
|
|
mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
|
|
n->line, n->pos, "want parent %s",
|
|
MDOC_ROOT == t ? "<root>" :
|
|
mdoc_macronames[tok]);
|
|
return(0);
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
pre_display(PRE_ARGS)
|
|
{
|
|
struct mdoc_node *node;
|
|
|
|
/* Display elements (`Bd', `D1'...) cannot be nested. */
|
|
|
|
if (MDOC_BLOCK != n->type)
|
|
return(1);
|
|
|
|
/* LINTED */
|
|
for (node = mdoc->last->parent; node; node = node->parent)
|
|
if (MDOC_BLOCK == node->type)
|
|
if (MDOC_Bd == node->tok)
|
|
break;
|
|
if (NULL == node)
|
|
return(1);
|
|
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
|
|
return(0);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_bl(PRE_ARGS)
|
|
{
|
|
int i, comp, dup;
|
|
const char *offs, *width;
|
|
enum mdoc_list lt;
|
|
|
|
if (MDOC_BLOCK != n->type) {
|
|
assert(n->parent);
|
|
assert(MDOC_BLOCK == n->parent->type);
|
|
assert(MDOC_Bl == n->parent->tok);
|
|
assert(LIST__NONE != n->parent->data.Bl.type);
|
|
memcpy(&n->data.Bl, &n->parent->data.Bl,
|
|
sizeof(struct mdoc_bl));
|
|
return(1);
|
|
}
|
|
|
|
/*
|
|
* First figure out which kind of list to use: bind ourselves to
|
|
* the first mentioned list type and warn about any remaining
|
|
* ones. If we find no list type, we default to LIST_item.
|
|
*/
|
|
|
|
assert(LIST__NONE == n->data.Bl.type);
|
|
|
|
/* LINTED */
|
|
for (i = 0; n->args && i < (int)n->args->argc; i++) {
|
|
lt = LIST__NONE;
|
|
dup = comp = 0;
|
|
width = offs = NULL;
|
|
switch (n->args->argv[i].arg) {
|
|
/* Set list types. */
|
|
case (MDOC_Bullet):
|
|
lt = LIST_bullet;
|
|
break;
|
|
case (MDOC_Dash):
|
|
lt = LIST_dash;
|
|
break;
|
|
case (MDOC_Enum):
|
|
lt = LIST_enum;
|
|
break;
|
|
case (MDOC_Hyphen):
|
|
lt = LIST_hyphen;
|
|
break;
|
|
case (MDOC_Item):
|
|
lt = LIST_item;
|
|
break;
|
|
case (MDOC_Tag):
|
|
lt = LIST_tag;
|
|
break;
|
|
case (MDOC_Diag):
|
|
lt = LIST_diag;
|
|
break;
|
|
case (MDOC_Hang):
|
|
lt = LIST_hang;
|
|
break;
|
|
case (MDOC_Ohang):
|
|
lt = LIST_ohang;
|
|
break;
|
|
case (MDOC_Inset):
|
|
lt = LIST_inset;
|
|
break;
|
|
case (MDOC_Column):
|
|
lt = LIST_column;
|
|
break;
|
|
/* Set list arguments. */
|
|
case (MDOC_Compact):
|
|
dup = n->data.Bl.comp;
|
|
comp = 1;
|
|
break;
|
|
case (MDOC_Width):
|
|
dup = (NULL != n->data.Bl.width);
|
|
width = n->args->argv[i].value[0];
|
|
break;
|
|
case (MDOC_Offset):
|
|
/* NB: this can be empty! */
|
|
if (n->args->argv[i].sz) {
|
|
offs = n->args->argv[i].value[0];
|
|
dup = (NULL != n->data.Bl.offs);
|
|
break;
|
|
}
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
|
|
return(0);
|
|
break;
|
|
}
|
|
|
|
/* Check: duplicate auxiliary arguments. */
|
|
|
|
if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
|
|
return(0);
|
|
|
|
if (comp && ! dup)
|
|
n->data.Bl.comp = comp;
|
|
if (offs && ! dup)
|
|
n->data.Bl.offs = offs;
|
|
if (width && ! dup)
|
|
n->data.Bl.width = width;
|
|
|
|
/* Check: multiple list types. */
|
|
|
|
if (LIST__NONE != lt && n->data.Bl.type != LIST__NONE)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP))
|
|
return(0);
|
|
|
|
/* Assign list type. */
|
|
|
|
if (LIST__NONE != lt && n->data.Bl.type == LIST__NONE)
|
|
n->data.Bl.type = lt;
|
|
|
|
/* The list type should come first. */
|
|
|
|
if (n->data.Bl.type == LIST__NONE)
|
|
if (n->data.Bl.width ||
|
|
n->data.Bl.offs ||
|
|
n->data.Bl.comp)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST))
|
|
return(0);
|
|
|
|
continue;
|
|
}
|
|
|
|
/* Allow lists to default to LIST_item. */
|
|
|
|
if (LIST__NONE == n->data.Bl.type) {
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE))
|
|
return(0);
|
|
n->data.Bl.type = LIST_item;
|
|
}
|
|
|
|
/*
|
|
* Validate the width field. Some list types don't need width
|
|
* types and should be warned about them. Others should have it
|
|
* and must also be warned.
|
|
*/
|
|
|
|
switch (n->data.Bl.type) {
|
|
case (LIST_tag):
|
|
if (n->data.Bl.width)
|
|
break;
|
|
if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG))
|
|
break;
|
|
return(0);
|
|
case (LIST_column):
|
|
/* FALLTHROUGH */
|
|
case (LIST_diag):
|
|
/* FALLTHROUGH */
|
|
case (LIST_ohang):
|
|
/* FALLTHROUGH */
|
|
case (LIST_inset):
|
|
/* FALLTHROUGH */
|
|
case (LIST_item):
|
|
if (NULL == n->data.Bl.width)
|
|
break;
|
|
if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG))
|
|
break;
|
|
return(0);
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_bd(PRE_ARGS)
|
|
{
|
|
int i, dup, comp;
|
|
enum mdoc_disp dt;
|
|
const char *offs;
|
|
|
|
if (MDOC_BLOCK != n->type) {
|
|
assert(n->parent);
|
|
assert(MDOC_BLOCK == n->parent->type);
|
|
assert(MDOC_Bd == n->parent->tok);
|
|
assert(DISP__NONE != n->parent->data.Bd.type);
|
|
memcpy(&n->data.Bd, &n->parent->data.Bd,
|
|
sizeof(struct mdoc_bd));
|
|
return(1);
|
|
}
|
|
|
|
assert(DISP__NONE == n->data.Bd.type);
|
|
|
|
/* LINTED */
|
|
for (i = 0; n->args && i < (int)n->args->argc; i++) {
|
|
dt = DISP__NONE;
|
|
dup = comp = 0;
|
|
offs = NULL;
|
|
|
|
switch (n->args->argv[i].arg) {
|
|
case (MDOC_Centred):
|
|
dt = DISP_centred;
|
|
break;
|
|
case (MDOC_Ragged):
|
|
dt = DISP_ragged;
|
|
break;
|
|
case (MDOC_Unfilled):
|
|
dt = DISP_unfilled;
|
|
break;
|
|
case (MDOC_Filled):
|
|
dt = DISP_filled;
|
|
break;
|
|
case (MDOC_Literal):
|
|
dt = DISP_literal;
|
|
break;
|
|
case (MDOC_File):
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
|
|
return(0);
|
|
case (MDOC_Offset):
|
|
/* NB: this can be empty! */
|
|
if (n->args->argv[i].sz) {
|
|
offs = n->args->argv[i].value[0];
|
|
dup = (NULL != n->data.Bd.offs);
|
|
break;
|
|
}
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV))
|
|
return(0);
|
|
break;
|
|
case (MDOC_Compact):
|
|
comp = 1;
|
|
dup = n->data.Bd.comp;
|
|
break;
|
|
default:
|
|
abort();
|
|
/* NOTREACHED */
|
|
}
|
|
|
|
/* Check whether we have duplicates. */
|
|
|
|
if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP))
|
|
return(0);
|
|
|
|
/* Make our auxiliary assignments. */
|
|
|
|
if (offs && ! dup)
|
|
n->data.Bd.offs = offs;
|
|
if (comp && ! dup)
|
|
n->data.Bd.comp = comp;
|
|
|
|
/* Check whether a type has already been assigned. */
|
|
|
|
if (DISP__NONE != dt && n->data.Bd.type != DISP__NONE)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP))
|
|
return(0);
|
|
|
|
/* Make our type assignment. */
|
|
|
|
if (DISP__NONE != dt && n->data.Bd.type == DISP__NONE)
|
|
n->data.Bd.type = dt;
|
|
}
|
|
|
|
if (DISP__NONE == n->data.Bd.type) {
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE))
|
|
return(0);
|
|
n->data.Bd.type = DISP_ragged;
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_ss(PRE_ARGS)
|
|
{
|
|
|
|
if (MDOC_BLOCK != n->type)
|
|
return(1);
|
|
return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY));
|
|
}
|
|
|
|
|
|
static int
|
|
pre_sh(PRE_ARGS)
|
|
{
|
|
|
|
if (MDOC_BLOCK != n->type)
|
|
return(1);
|
|
return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
|
|
}
|
|
|
|
|
|
static int
|
|
pre_it(PRE_ARGS)
|
|
{
|
|
|
|
if (MDOC_BLOCK != n->type)
|
|
return(1);
|
|
/*
|
|
* FIXME: this can probably be lifted if we make the It into
|
|
* something else on-the-fly?
|
|
*/
|
|
return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
|
|
}
|
|
|
|
|
|
static int
|
|
pre_an(PRE_ARGS)
|
|
{
|
|
|
|
if (NULL == n->args || 1 == n->args->argc)
|
|
return(1);
|
|
mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT,
|
|
n->line, n->pos,
|
|
"line arguments == 1 (have %d)",
|
|
n->args->argc);
|
|
return(0);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_rv(PRE_ARGS)
|
|
{
|
|
|
|
return(check_stdarg(mdoc, n));
|
|
}
|
|
|
|
|
|
static int
|
|
post_dt(POST_ARGS)
|
|
{
|
|
const struct mdoc_node *nn;
|
|
const char *p;
|
|
|
|
if (NULL != (nn = mdoc->last->child))
|
|
for (p = nn->string; *p; p++) {
|
|
if (toupper((u_char)*p) == *p)
|
|
continue;
|
|
if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE))
|
|
return(0);
|
|
break;
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_dt(PRE_ARGS)
|
|
{
|
|
|
|
if (0 == mdoc->meta.date || mdoc->meta.os)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
|
|
return(0);
|
|
if (mdoc->meta.title)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
|
|
return(0);
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_os(PRE_ARGS)
|
|
{
|
|
|
|
if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
|
|
return(0);
|
|
if (mdoc->meta.os)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
|
|
return(0);
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
pre_dd(PRE_ARGS)
|
|
{
|
|
|
|
if (mdoc->meta.title || mdoc->meta.os)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO))
|
|
return(0);
|
|
if (mdoc->meta.date)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP))
|
|
return(0);
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
post_bf(POST_ARGS)
|
|
{
|
|
char *p;
|
|
struct mdoc_node *head;
|
|
|
|
if (MDOC_BLOCK != mdoc->last->type)
|
|
return(1);
|
|
|
|
head = mdoc->last->head;
|
|
|
|
if (mdoc->last->args && head->child) {
|
|
/* FIXME: this should provide a default. */
|
|
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
|
|
return(0);
|
|
} else if (mdoc->last->args)
|
|
return(1);
|
|
|
|
if (NULL == head->child || MDOC_TEXT != head->child->type) {
|
|
/* FIXME: this should provide a default. */
|
|
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT);
|
|
return(0);
|
|
}
|
|
|
|
p = head->child->string;
|
|
|
|
if (0 == strcmp(p, "Em"))
|
|
return(1);
|
|
else if (0 == strcmp(p, "Li"))
|
|
return(1);
|
|
else if (0 == strcmp(p, "Sy"))
|
|
return(1);
|
|
|
|
mdoc_nmsg(mdoc, head, MANDOCERR_FONTTYPE);
|
|
return(0);
|
|
}
|
|
|
|
|
|
static int
|
|
post_lb(POST_ARGS)
|
|
{
|
|
|
|
if (mdoc_a2lib(mdoc->last->child->string))
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB));
|
|
}
|
|
|
|
|
|
static int
|
|
post_eoln(POST_ARGS)
|
|
{
|
|
|
|
if (NULL == mdoc->last->child)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST));
|
|
}
|
|
|
|
|
|
static int
|
|
post_vt(POST_ARGS)
|
|
{
|
|
const struct mdoc_node *n;
|
|
|
|
/*
|
|
* The Vt macro comes in both ELEM and BLOCK form, both of which
|
|
* have different syntaxes (yet more context-sensitive
|
|
* behaviour). ELEM types must have a child; BLOCK types,
|
|
* specifically the BODY, should only have TEXT children.
|
|
*/
|
|
|
|
if (MDOC_ELEM == mdoc->last->type)
|
|
return(eerr_ge1(mdoc));
|
|
if (MDOC_BODY != mdoc->last->type)
|
|
return(1);
|
|
|
|
for (n = mdoc->last->child; n; n = n->next)
|
|
if (MDOC_TEXT != n->type)
|
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_CHILD))
|
|
return(0);
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
post_nm(POST_ARGS)
|
|
{
|
|
|
|
if (mdoc->last->child)
|
|
return(1);
|
|
if (mdoc->meta.name)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME));
|
|
}
|
|
|
|
|
|
static int
|
|
post_at(POST_ARGS)
|
|
{
|
|
|
|
if (NULL == mdoc->last->child)
|
|
return(1);
|
|
assert(MDOC_TEXT == mdoc->last->child->type);
|
|
if (mdoc_a2att(mdoc->last->child->string))
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT));
|
|
}
|
|
|
|
|
|
static int
|
|
post_an(POST_ARGS)
|
|
{
|
|
|
|
if (mdoc->last->args) {
|
|
if (NULL == mdoc->last->child)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT));
|
|
}
|
|
|
|
if (mdoc->last->child)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS));
|
|
}
|
|
|
|
|
|
static int
|
|
post_it(POST_ARGS)
|
|
{
|
|
int i, cols, rc;
|
|
enum mdoc_list lt;
|
|
struct mdoc_node *n, *c;
|
|
enum mandocerr er;
|
|
|
|
if (MDOC_BLOCK != mdoc->last->type)
|
|
return(1);
|
|
|
|
n = mdoc->last->parent->parent;
|
|
lt = n->data.Bl.type;
|
|
|
|
if (LIST__NONE == lt) {
|
|
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
|
|
return(0);
|
|
}
|
|
|
|
switch (lt) {
|
|
case (LIST_tag):
|
|
if (mdoc->last->head->child)
|
|
break;
|
|
/* FIXME: give this a dummy value. */
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
|
|
return(0);
|
|
break;
|
|
case (LIST_hang):
|
|
/* FALLTHROUGH */
|
|
case (LIST_ohang):
|
|
/* FALLTHROUGH */
|
|
case (LIST_inset):
|
|
/* FALLTHROUGH */
|
|
case (LIST_diag):
|
|
if (NULL == mdoc->last->head->child)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS))
|
|
return(0);
|
|
if (NULL == mdoc->last->body->child)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
|
|
return(0);
|
|
break;
|
|
case (LIST_bullet):
|
|
/* FALLTHROUGH */
|
|
case (LIST_dash):
|
|
/* FALLTHROUGH */
|
|
case (LIST_enum):
|
|
/* FALLTHROUGH */
|
|
case (LIST_hyphen):
|
|
/* FALLTHROUGH */
|
|
case (LIST_item):
|
|
if (mdoc->last->head->child)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST))
|
|
return(0);
|
|
if (NULL == mdoc->last->body->child)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
|
|
return(0);
|
|
break;
|
|
case (LIST_column):
|
|
cols = -1;
|
|
for (i = 0; i < (int)n->args->argc; i++)
|
|
if (MDOC_Column == n->args->argv[i].arg) {
|
|
cols = (int)n->args->argv[i].sz;
|
|
break;
|
|
}
|
|
|
|
assert(-1 != cols);
|
|
assert(NULL == mdoc->last->head->child);
|
|
|
|
if (NULL == mdoc->last->body->child)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY))
|
|
return(0);
|
|
|
|
for (i = 0, c = mdoc->last->child; c; c = c->next)
|
|
if (MDOC_BODY == c->type)
|
|
i++;
|
|
|
|
if (i < cols)
|
|
er = MANDOCERR_ARGCOUNT;
|
|
else if (i == cols || i == cols + 1)
|
|
break;
|
|
else
|
|
er = MANDOCERR_SYNTARGCOUNT;
|
|
|
|
rc = mdoc_vmsg(mdoc, er,
|
|
mdoc->last->line, mdoc->last->pos,
|
|
"columns == %d (have %d)", cols, i);
|
|
return(rc);
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
post_bl_head(POST_ARGS)
|
|
{
|
|
int i;
|
|
struct mdoc_node *n;
|
|
|
|
assert(mdoc->last->parent);
|
|
n = mdoc->last->parent;
|
|
|
|
if (LIST_column == n->data.Bl.type) {
|
|
for (i = 0; i < (int)n->args->argc; i++)
|
|
if (MDOC_Column == n->args->argv[i].arg)
|
|
break;
|
|
assert(i < (int)n->args->argc);
|
|
|
|
if (n->args->argv[i].sz && mdoc->last->nchild) {
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS);
|
|
return(0);
|
|
}
|
|
return(1);
|
|
}
|
|
|
|
if (0 == (i = mdoc->last->nchild))
|
|
return(1);
|
|
return(warn_count(mdoc, "==", 0, "line arguments", i));
|
|
}
|
|
|
|
|
|
static int
|
|
post_bl(POST_ARGS)
|
|
{
|
|
struct mdoc_node *n;
|
|
|
|
if (MDOC_HEAD == mdoc->last->type)
|
|
return(post_bl_head(mdoc));
|
|
if (MDOC_BODY != mdoc->last->type)
|
|
return(1);
|
|
if (NULL == mdoc->last->child)
|
|
return(1);
|
|
|
|
/*
|
|
* We only allow certain children of `Bl'. This is usually on
|
|
* `It', but apparently `Sm' occurs here and there, so we let
|
|
* that one through, too.
|
|
*/
|
|
|
|
/* LINTED */
|
|
for (n = mdoc->last->child; n; n = n->next) {
|
|
if (MDOC_BLOCK == n->type && MDOC_It == n->tok)
|
|
continue;
|
|
if (MDOC_Sm == n->tok)
|
|
continue;
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
|
|
return(0);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
ebool(struct mdoc *mdoc)
|
|
{
|
|
struct mdoc_node *n;
|
|
|
|
/* LINTED */
|
|
for (n = mdoc->last->child; n; n = n->next) {
|
|
if (MDOC_TEXT != n->type)
|
|
break;
|
|
if (0 == strcmp(n->string, "on"))
|
|
continue;
|
|
if (0 == strcmp(n->string, "off"))
|
|
continue;
|
|
break;
|
|
}
|
|
|
|
if (NULL == n)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL));
|
|
}
|
|
|
|
|
|
static int
|
|
post_root(POST_ARGS)
|
|
{
|
|
|
|
if (NULL == mdoc->first->child)
|
|
mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
|
|
else if ( ! (MDOC_PBODY & mdoc->flags))
|
|
mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
|
|
else if (MDOC_BLOCK != mdoc->first->child->type)
|
|
mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
|
|
else if (MDOC_Sh != mdoc->first->child->tok)
|
|
mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCBODY);
|
|
else
|
|
return(1);
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
static int
|
|
post_st(POST_ARGS)
|
|
{
|
|
|
|
if (mdoc_a2st(mdoc->last->child->string))
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD));
|
|
}
|
|
|
|
|
|
static int
|
|
post_rs(POST_ARGS)
|
|
{
|
|
struct mdoc_node *nn;
|
|
|
|
if (MDOC_BODY != mdoc->last->type)
|
|
return(1);
|
|
|
|
for (nn = mdoc->last->child; nn; nn = nn->next)
|
|
switch (nn->tok) {
|
|
case(MDOC__U):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__Q):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__C):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__A):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__B):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__D):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__I):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__J):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__N):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__O):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__P):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__R):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__T):
|
|
/* FALLTHROUGH */
|
|
case(MDOC__V):
|
|
break;
|
|
default:
|
|
mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD);
|
|
return(0);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
post_sh(POST_ARGS)
|
|
{
|
|
|
|
if (MDOC_HEAD == mdoc->last->type)
|
|
return(post_sh_head(mdoc));
|
|
if (MDOC_BODY == mdoc->last->type)
|
|
return(post_sh_body(mdoc));
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
static int
|
|
post_sh_body(POST_ARGS)
|
|
{
|
|
struct mdoc_node *n;
|
|
|
|
if (SEC_NAME != mdoc->lastsec)
|
|
return(1);
|
|
|
|
/*
|
|
* Warn if the NAME section doesn't contain the `Nm' and `Nd'
|
|
* macros (can have multiple `Nm' and one `Nd'). Note that the
|
|
* children of the BODY declaration can also be "text".
|
|
*/
|
|
|
|
if (NULL == (n = mdoc->last->child))
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
|
|
|
|
for ( ; n && n->next; n = n->next) {
|
|
if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
|
|
continue;
|
|
if (MDOC_TEXT == n->type)
|
|
continue;
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC))
|
|
return(0);
|
|
}
|
|
|
|
assert(n);
|
|
if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
|
|
return(1);
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC));
|
|
}
|
|
|
|
|
|
static int
|
|
post_sh_head(POST_ARGS)
|
|
{
|
|
char buf[BUFSIZ];
|
|
enum mdoc_sec sec;
|
|
const struct mdoc_node *n;
|
|
|
|
/*
|
|
* Process a new section. Sections are either "named" or
|
|
* "custom"; custom sections are user-defined, while named ones
|
|
* usually follow a conventional order and may only appear in
|
|
* certain manual sections.
|
|
*/
|
|
|
|
buf[0] = '\0';
|
|
|
|
/*
|
|
* FIXME: yes, these can use a dynamic buffer, but I don't do so
|
|
* in the interests of simplicity.
|
|
*/
|
|
|
|
for (n = mdoc->last->child; n; n = n->next) {
|
|
/* XXX - copied from compact(). */
|
|
assert(MDOC_TEXT == n->type);
|
|
|
|
if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) {
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
|
|
return(0);
|
|
}
|
|
if (NULL == n->next)
|
|
continue;
|
|
if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
|
|
return(0);
|
|
}
|
|
}
|
|
|
|
sec = mdoc_str2sec(buf);
|
|
|
|
/*
|
|
* Check: NAME should always be first, CUSTOM has no roles,
|
|
* non-CUSTOM has a conventional order to be followed.
|
|
*/
|
|
|
|
if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST))
|
|
return(0);
|
|
|
|
if (SEC_CUSTOM == sec)
|
|
return(1);
|
|
|
|
if (sec == mdoc->lastnamed)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP))
|
|
return(0);
|
|
|
|
if (sec < mdoc->lastnamed)
|
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO))
|
|
return(0);
|
|
|
|
/*
|
|
* Check particular section/manual conventions. LIBRARY can
|
|
* only occur in manual section 2, 3, and 9.
|
|
*/
|
|
|
|
switch (sec) {
|
|
case (SEC_LIBRARY):
|
|
assert(mdoc->meta.msec);
|
|
if (*mdoc->meta.msec == '2')
|
|
break;
|
|
if (*mdoc->meta.msec == '3')
|
|
break;
|
|
if (*mdoc->meta.msec == '9')
|
|
break;
|
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC));
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return(1);
|
|
}
|