version 1.87, 2010/05/30 22:56:02 |
version 1.381, 2020/04/01 20:21:08 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010-2020 Ingo Schwarze <schwarze@openbsd.org> |
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* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010 Joerg Sonnenberger <joerg@netbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* copyright notice and this permission notice appear in all copies. |
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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* Validation module for mdoc(7) syntax trees used by mandoc(1). |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#ifndef OSNAME |
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#include <sys/utsname.h> |
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#endif |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <time.h> |
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#include "mandoc_aux.h" |
#include "mandoc.h" |
#include "mandoc.h" |
#include "libmdoc.h" |
#include "mandoc_xr.h" |
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#include "roff.h" |
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#include "tag.h" |
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#include "mdoc.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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#include "roff_int.h" |
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#include "libmdoc.h" |
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/* FIXME: .Bl -diag can't have non-text children in HEAD. */ |
/* FIXME: .Bl -diag can't have non-text children in HEAD. */ |
/* TODO: ignoring Pp (it's superfluous in some invocations). */ |
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#define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n |
#define POST_ARGS struct roff_man *mdoc |
#define POST_ARGS struct mdoc *mdoc |
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typedef int (*v_pre)(PRE_ARGS); |
enum check_ineq { |
typedef int (*v_post)(POST_ARGS); |
CHECK_LT, |
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CHECK_GT, |
struct valids { |
CHECK_EQ |
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); |
typedef void (*v_post)(POST_ARGS); |
static int check_stdarg(PRE_ARGS); |
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static int check_text(struct mdoc *, int, int, const char *); |
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static int check_argv(struct mdoc *, |
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const struct mdoc_node *, |
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const struct mdoc_argv *); |
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static int check_args(struct mdoc *, |
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const 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); |
static int build_list(struct roff_man *, int); |
static int bwarn_ge1(POST_ARGS); |
static void check_argv(struct roff_man *, |
static int ebool(POST_ARGS); |
struct roff_node *, struct mdoc_argv *); |
static int eerr_eq0(POST_ARGS); |
static void check_args(struct roff_man *, struct roff_node *); |
static int eerr_eq1(POST_ARGS); |
static void check_text(struct roff_man *, int, int, char *); |
static int eerr_ge1(POST_ARGS); |
static void check_text_em(struct roff_man *, int, int, char *); |
static int eerr_le1(POST_ARGS); |
static void check_toptext(struct roff_man *, int, int, const char *); |
static int ewarn_ge1(POST_ARGS); |
static int child_an(const struct roff_node *); |
static int herr_eq0(POST_ARGS); |
static size_t macro2len(enum roff_tok); |
static int herr_ge1(POST_ARGS); |
static void rewrite_macro2len(struct roff_man *, char **); |
static int hwarn_eq1(POST_ARGS); |
static int similar(const char *, const char *); |
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); |
static void post_abort(POST_ARGS) __attribute__((__noreturn__)); |
static int post_at(POST_ARGS); |
static void post_an(POST_ARGS); |
static int post_bf(POST_ARGS); |
static void post_an_norm(POST_ARGS); |
static int post_bl(POST_ARGS); |
static void post_at(POST_ARGS); |
static int post_bl_head(POST_ARGS); |
static void post_bd(POST_ARGS); |
static int post_dt(POST_ARGS); |
static void post_bf(POST_ARGS); |
static int post_it(POST_ARGS); |
static void post_bk(POST_ARGS); |
static int post_lb(POST_ARGS); |
static void post_bl(POST_ARGS); |
static int post_nm(POST_ARGS); |
static void post_bl_block(POST_ARGS); |
static int post_root(POST_ARGS); |
static void post_bl_head(POST_ARGS); |
static int post_rs(POST_ARGS); |
static void post_bl_norm(POST_ARGS); |
static int post_sh(POST_ARGS); |
static void post_bx(POST_ARGS); |
static int post_sh_body(POST_ARGS); |
static void post_defaults(POST_ARGS); |
static int post_sh_head(POST_ARGS); |
static void post_display(POST_ARGS); |
static int post_st(POST_ARGS); |
static void post_dd(POST_ARGS); |
static int post_eoln(POST_ARGS); |
static void post_delim(POST_ARGS); |
static int post_vt(POST_ARGS); |
static void post_delim_nb(POST_ARGS); |
static int pre_an(PRE_ARGS); |
static void post_dt(POST_ARGS); |
static int pre_bd(PRE_ARGS); |
static void post_em(POST_ARGS); |
static int pre_bl(PRE_ARGS); |
static void post_en(POST_ARGS); |
static int pre_dd(PRE_ARGS); |
static void post_er(POST_ARGS); |
static int pre_display(PRE_ARGS); |
static void post_es(POST_ARGS); |
static int pre_dt(PRE_ARGS); |
static void post_eoln(POST_ARGS); |
static int pre_it(PRE_ARGS); |
static void post_ex(POST_ARGS); |
static int pre_os(PRE_ARGS); |
static void post_fa(POST_ARGS); |
static int pre_rv(PRE_ARGS); |
static void post_fn(POST_ARGS); |
static int pre_sh(PRE_ARGS); |
static void post_fname(POST_ARGS); |
static int pre_ss(PRE_ARGS); |
static void post_fo(POST_ARGS); |
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static void post_hyph(POST_ARGS); |
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static void post_it(POST_ARGS); |
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static void post_lb(POST_ARGS); |
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static void post_nd(POST_ARGS); |
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static void post_nm(POST_ARGS); |
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static void post_ns(POST_ARGS); |
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static void post_obsolete(POST_ARGS); |
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static void post_os(POST_ARGS); |
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static void post_par(POST_ARGS); |
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static void post_prevpar(POST_ARGS); |
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static void post_root(POST_ARGS); |
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static void post_rs(POST_ARGS); |
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static void post_rv(POST_ARGS); |
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static void post_section(POST_ARGS); |
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static void post_sh(POST_ARGS); |
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static void post_sh_head(POST_ARGS); |
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static void post_sh_name(POST_ARGS); |
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static void post_sh_see_also(POST_ARGS); |
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static void post_sh_authors(POST_ARGS); |
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static void post_sm(POST_ARGS); |
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static void post_st(POST_ARGS); |
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static void post_std(POST_ARGS); |
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static void post_sx(POST_ARGS); |
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static void post_tag(POST_ARGS); |
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static void post_tg(POST_ARGS); |
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static void post_useless(POST_ARGS); |
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static void post_xr(POST_ARGS); |
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static void post_xx(POST_ARGS); |
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static v_post posts_an[] = { post_an, NULL }; |
static const v_post mdoc_valids[MDOC_MAX - MDOC_Dd] = { |
static v_post posts_at[] = { post_at, NULL }; |
post_dd, /* Dd */ |
static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL }; |
post_dt, /* Dt */ |
static v_post posts_bf[] = { hwarn_le1, post_bf, NULL }; |
post_os, /* Os */ |
static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL }; |
post_sh, /* Sh */ |
static v_post posts_bool[] = { eerr_eq1, ebool, NULL }; |
post_section, /* Ss */ |
static v_post posts_eoln[] = { post_eoln, NULL }; |
post_par, /* Pp */ |
static v_post posts_dt[] = { post_dt, NULL }; |
post_display, /* D1 */ |
static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL }; |
post_display, /* Dl */ |
static v_post posts_it[] = { post_it, NULL }; |
post_display, /* Bd */ |
static v_post posts_lb[] = { eerr_eq1, post_lb, NULL }; |
NULL, /* Ed */ |
static v_post posts_nd[] = { berr_ge1, NULL }; |
post_bl, /* Bl */ |
static v_post posts_nm[] = { post_nm, NULL }; |
NULL, /* El */ |
static v_post posts_notext[] = { eerr_eq0, NULL }; |
post_it, /* It */ |
static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL }; |
post_delim_nb, /* Ad */ |
static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL }; |
post_an, /* An */ |
static v_post posts_sp[] = { eerr_le1, NULL }; |
NULL, /* Ap */ |
static v_post posts_ss[] = { herr_ge1, NULL }; |
post_defaults, /* Ar */ |
static v_post posts_st[] = { eerr_eq1, post_st, NULL }; |
NULL, /* Cd */ |
static v_post posts_text[] = { eerr_ge1, NULL }; |
post_tag, /* Cm */ |
static v_post posts_text1[] = { eerr_eq1, NULL }; |
post_tag, /* Dv */ |
static v_post posts_vt[] = { post_vt, NULL }; |
post_er, /* Er */ |
static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL }; |
post_tag, /* Ev */ |
static v_post posts_wtext[] = { ewarn_ge1, NULL }; |
post_ex, /* Ex */ |
static v_pre pres_an[] = { pre_an, NULL }; |
post_fa, /* Fa */ |
static v_pre pres_bd[] = { pre_display, pre_bd, NULL }; |
NULL, /* Fd */ |
static v_pre pres_bl[] = { pre_bl, NULL }; |
post_tag, /* Fl */ |
static v_pre pres_d1[] = { pre_display, NULL }; |
post_fn, /* Fn */ |
static v_pre pres_dd[] = { pre_dd, NULL }; |
post_delim_nb, /* Ft */ |
static v_pre pres_dt[] = { pre_dt, NULL }; |
post_tag, /* Ic */ |
static v_pre pres_er[] = { NULL, NULL }; |
post_delim_nb, /* In */ |
static v_pre pres_ex[] = { NULL, NULL }; |
post_tag, /* Li */ |
static v_pre pres_fd[] = { NULL, NULL }; |
post_nd, /* Nd */ |
static v_pre pres_it[] = { pre_it, NULL }; |
post_nm, /* Nm */ |
static v_pre pres_os[] = { pre_os, NULL }; |
post_delim_nb, /* Op */ |
static v_pre pres_rv[] = { pre_rv, NULL }; |
post_abort, /* Ot */ |
static v_pre pres_sh[] = { pre_sh, NULL }; |
post_defaults, /* Pa */ |
static v_pre pres_ss[] = { pre_ss, NULL }; |
post_rv, /* Rv */ |
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post_st, /* St */ |
const struct valids mdoc_valids[MDOC_MAX] = { |
post_delim_nb, /* Va */ |
{ NULL, NULL }, /* Ap */ |
post_delim_nb, /* Vt */ |
{ pres_dd, posts_text }, /* Dd */ |
post_xr, /* Xr */ |
{ pres_dt, posts_dt }, /* Dt */ |
NULL, /* %A */ |
{ pres_os, NULL }, /* Os */ |
post_hyph, /* %B */ /* FIXME: can be used outside Rs/Re. */ |
{ pres_sh, posts_sh }, /* Sh */ |
NULL, /* %D */ |
{ pres_ss, posts_ss }, /* Ss */ |
NULL, /* %I */ |
{ NULL, posts_notext }, /* Pp */ |
NULL, /* %J */ |
{ pres_d1, posts_wline }, /* D1 */ |
post_hyph, /* %N */ |
{ pres_d1, posts_wline }, /* Dl */ |
post_hyph, /* %O */ |
{ pres_bd, posts_bd }, /* Bd */ |
NULL, /* %P */ |
{ NULL, NULL }, /* Ed */ |
post_hyph, /* %R */ |
{ pres_bl, posts_bl }, /* Bl */ |
post_hyph, /* %T */ /* FIXME: can be used outside Rs/Re. */ |
{ NULL, NULL }, /* El */ |
NULL, /* %V */ |
{ pres_it, posts_it }, /* It */ |
NULL, /* Ac */ |
{ NULL, posts_text }, /* Ad */ |
NULL, /* Ao */ |
{ pres_an, posts_an }, /* An */ |
post_delim_nb, /* Aq */ |
{ NULL, NULL }, /* Ar */ |
post_at, /* At */ |
{ NULL, posts_text }, /* Cd */ |
NULL, /* Bc */ |
{ NULL, NULL }, /* Cm */ |
post_bf, /* Bf */ |
{ NULL, NULL }, /* Dv */ |
NULL, /* Bo */ |
{ pres_er, posts_text }, /* Er */ |
NULL, /* Bq */ |
{ NULL, NULL }, /* Ev */ |
post_xx, /* Bsx */ |
{ pres_ex, NULL }, /* Ex */ |
post_bx, /* Bx */ |
{ NULL, NULL }, /* Fa */ |
post_obsolete, /* Db */ |
{ pres_fd, posts_wtext }, /* Fd */ |
NULL, /* Dc */ |
{ NULL, NULL }, /* Fl */ |
NULL, /* Do */ |
{ NULL, posts_text }, /* Fn */ |
NULL, /* Dq */ |
{ NULL, posts_wtext }, /* Ft */ |
NULL, /* Ec */ |
{ NULL, posts_text }, /* Ic */ |
NULL, /* Ef */ |
{ NULL, posts_text1 }, /* In */ |
post_em, /* Em */ |
{ NULL, NULL }, /* Li */ |
NULL, /* Eo */ |
{ NULL, posts_nd }, /* Nd */ |
post_xx, /* Fx */ |
{ NULL, posts_nm }, /* Nm */ |
post_tag, /* Ms */ |
{ NULL, posts_wline }, /* Op */ |
post_tag, /* No */ |
{ NULL, NULL }, /* Ot */ |
post_ns, /* Ns */ |
{ NULL, NULL }, /* Pa */ |
post_xx, /* Nx */ |
{ pres_rv, NULL }, /* Rv */ |
post_xx, /* Ox */ |
{ NULL, posts_st }, /* St */ |
NULL, /* Pc */ |
{ NULL, NULL }, /* Va */ |
NULL, /* Pf */ |
{ NULL, posts_vt }, /* Vt */ |
NULL, /* Po */ |
{ NULL, posts_wtext }, /* Xr */ |
post_delim_nb, /* Pq */ |
{ NULL, posts_text }, /* %A */ |
NULL, /* Qc */ |
{ NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */ |
post_delim_nb, /* Ql */ |
{ NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */ |
NULL, /* Qo */ |
{ NULL, posts_text }, /* %I */ |
post_delim_nb, /* Qq */ |
{ NULL, posts_text }, /* %J */ |
NULL, /* Re */ |
{ NULL, posts_text }, /* %N */ |
post_rs, /* Rs */ |
{ NULL, posts_text }, /* %O */ |
NULL, /* Sc */ |
{ NULL, posts_text }, /* %P */ |
NULL, /* So */ |
{ NULL, posts_text }, /* %R */ |
post_delim_nb, /* Sq */ |
{ NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */ |
post_sm, /* Sm */ |
{ NULL, posts_text }, /* %V */ |
post_sx, /* Sx */ |
{ NULL, NULL }, /* Ac */ |
post_em, /* Sy */ |
{ NULL, NULL }, /* Ao */ |
post_useless, /* Tn */ |
{ NULL, posts_wline }, /* Aq */ |
post_xx, /* Ux */ |
{ NULL, posts_at }, /* At */ |
NULL, /* Xc */ |
{ NULL, NULL }, /* Bc */ |
NULL, /* Xo */ |
{ NULL, posts_bf }, /* Bf */ |
post_fo, /* Fo */ |
{ NULL, NULL }, /* Bo */ |
NULL, /* Fc */ |
{ NULL, posts_wline }, /* Bq */ |
NULL, /* Oo */ |
{ NULL, NULL }, /* Bsx */ |
NULL, /* Oc */ |
{ NULL, NULL }, /* Bx */ |
post_bk, /* Bk */ |
{ NULL, posts_bool }, /* Db */ |
NULL, /* Ek */ |
{ NULL, NULL }, /* Dc */ |
post_eoln, /* Bt */ |
{ NULL, NULL }, /* Do */ |
post_obsolete, /* Hf */ |
{ NULL, posts_wline }, /* Dq */ |
post_obsolete, /* Fr */ |
{ NULL, NULL }, /* Ec */ |
post_eoln, /* Ud */ |
{ NULL, NULL }, /* Ef */ |
post_lb, /* Lb */ |
{ NULL, NULL }, /* Em */ |
post_abort, /* Lp */ |
{ NULL, NULL }, /* Eo */ |
post_delim_nb, /* Lk */ |
{ NULL, NULL }, /* Fx */ |
post_defaults, /* Mt */ |
{ NULL, posts_text }, /* Ms */ |
post_delim_nb, /* Brq */ |
{ NULL, posts_notext }, /* No */ |
NULL, /* Bro */ |
{ NULL, posts_notext }, /* Ns */ |
NULL, /* Brc */ |
{ NULL, NULL }, /* Nx */ |
NULL, /* %C */ |
{ NULL, NULL }, /* Ox */ |
post_es, /* Es */ |
{ NULL, NULL }, /* Pc */ |
post_en, /* En */ |
{ NULL, posts_text1 }, /* Pf */ |
post_xx, /* Dx */ |
{ NULL, NULL }, /* Po */ |
NULL, /* %Q */ |
{ NULL, posts_wline }, /* Pq */ |
NULL, /* %U */ |
{ NULL, NULL }, /* Qc */ |
NULL, /* Ta */ |
{ NULL, posts_wline }, /* Ql */ |
post_tg, /* Tg */ |
{ 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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}; |
}; |
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#define RSORD_MAX 14 /* Number of `Rs' blocks. */ |
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int |
static const enum roff_tok rsord[RSORD_MAX] = { |
mdoc_valid_pre(struct mdoc *mdoc, const struct mdoc_node *n) |
MDOC__A, |
{ |
MDOC__T, |
v_pre *p; |
MDOC__B, |
int line, pos; |
MDOC__I, |
const char *tp; |
MDOC__J, |
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MDOC__R, |
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MDOC__N, |
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MDOC__V, |
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MDOC__U, |
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MDOC__P, |
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MDOC__Q, |
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MDOC__C, |
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MDOC__D, |
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MDOC__O |
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}; |
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if (MDOC_TEXT == n->type) { |
static const char * const secnames[SEC__MAX] = { |
tp = n->string; |
NULL, |
line = n->line; |
"NAME", |
pos = n->pos; |
"LIBRARY", |
return(check_text(mdoc, line, pos, tp)); |
"SYNOPSIS", |
} |
"DESCRIPTION", |
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"CONTEXT", |
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"IMPLEMENTATION NOTES", |
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"RETURN VALUES", |
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"ENVIRONMENT", |
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"FILES", |
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"EXIT STATUS", |
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"EXAMPLES", |
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"DIAGNOSTICS", |
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"COMPATIBILITY", |
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"ERRORS", |
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"SEE ALSO", |
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"STANDARDS", |
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"HISTORY", |
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"AUTHORS", |
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"CAVEATS", |
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"BUGS", |
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"SECURITY CONSIDERATIONS", |
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NULL |
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}; |
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if ( ! check_args(mdoc, n)) |
static int fn_prio = TAG_STRONG; |
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 |
/* Validate the subtree rooted at mdoc->last. */ |
mdoc_valid_post(struct mdoc *mdoc) |
void |
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mdoc_validate(struct roff_man *mdoc) |
{ |
{ |
v_post *p; |
struct roff_node *n, *np; |
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const v_post *p; |
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if (MDOC_VALID & mdoc->last->flags) |
/* |
return(1); |
* Translate obsolete macros to modern macros first |
mdoc->last->flags |= MDOC_VALID; |
* such that later code does not need to look |
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* for the obsolete versions. |
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*/ |
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if (MDOC_TEXT == mdoc->last->type) |
n = mdoc->last; |
return(1); |
switch (n->tok) { |
if (MDOC_ROOT == mdoc->last->type) |
case MDOC_Lp: |
return(post_root(mdoc)); |
n->tok = MDOC_Pp; |
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break; |
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case MDOC_Ot: |
|
post_obsolete(mdoc); |
|
n->tok = MDOC_Ft; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
if (NULL == mdoc_valids[mdoc->last->tok].post) |
/* |
return(1); |
* Iterate over all children, recursing into each one |
for (p = mdoc_valids[mdoc->last->tok].post; *p; p++) |
* in turn, depth-first. |
if ( ! (*p)(mdoc)) |
*/ |
return(0); |
|
|
|
return(1); |
mdoc->last = mdoc->last->child; |
} |
while (mdoc->last != NULL) { |
|
mdoc_validate(mdoc); |
|
if (mdoc->last == n) |
|
mdoc->last = mdoc->last->child; |
|
else |
|
mdoc->last = mdoc->last->next; |
|
} |
|
|
|
/* Finally validate the macro itself. */ |
|
|
static inline int |
mdoc->last = n; |
warn_count(struct mdoc *m, const char *k, |
mdoc->next = ROFF_NEXT_SIBLING; |
int want, const char *v, int has) |
switch (n->type) { |
{ |
case ROFFT_TEXT: |
|
np = n->parent; |
|
if (n->sec != SEC_SYNOPSIS || |
|
(np->tok != MDOC_Cd && np->tok != MDOC_Fd)) |
|
check_text(mdoc, n->line, n->pos, n->string); |
|
if ((n->flags & NODE_NOFILL) == 0 && |
|
(np->tok != MDOC_It || np->type != ROFFT_HEAD || |
|
np->parent->parent->norm->Bl.type != LIST_diag)) |
|
check_text_em(mdoc, n->line, n->pos, n->string); |
|
if (np->tok == MDOC_It || (np->type == ROFFT_BODY && |
|
(np->tok == MDOC_Sh || np->tok == MDOC_Ss))) |
|
check_toptext(mdoc, n->line, n->pos, n->string); |
|
break; |
|
case ROFFT_COMMENT: |
|
case ROFFT_EQN: |
|
case ROFFT_TBL: |
|
break; |
|
case ROFFT_ROOT: |
|
post_root(mdoc); |
|
break; |
|
default: |
|
check_args(mdoc, mdoc->last); |
|
|
return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT, |
/* |
m->last->line, m->last->pos, |
* Closing delimiters are not special at the |
"%s %s %d (have %d)", v, k, want, has)); |
* beginning of a block, opening delimiters |
} |
* are not special at the end. |
|
*/ |
|
|
|
if (n->child != NULL) |
|
n->child->flags &= ~NODE_DELIMC; |
|
if (n->last != NULL) |
|
n->last->flags &= ~NODE_DELIMO; |
|
|
static inline int |
/* Call the macro's postprocessor. */ |
err_count(struct mdoc *m, const char *k, |
|
int want, const char *v, int has) |
|
{ |
|
|
|
mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT, |
if (n->tok < ROFF_MAX) { |
m->last->line, m->last->pos, |
roff_validate(mdoc); |
"%s %s %d (have %d)", |
break; |
v, k, want, has); |
} |
return(0); |
|
|
assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX); |
|
p = mdoc_valids + (n->tok - MDOC_Dd); |
|
if (*p) |
|
(*p)(mdoc); |
|
if (mdoc->last == n) |
|
mdoc_state(mdoc, n); |
|
break; |
|
} |
} |
} |
|
|
|
static void |
|
check_args(struct roff_man *mdoc, struct roff_node *n) |
|
{ |
|
int i; |
|
|
/* |
if (NULL == n->args) |
* Build these up with macros because they're basically the same check |
return; |
* for different inequalities. Yes, this could be done with functions, |
|
* but this is reasonable for now. |
|
*/ |
|
|
|
#define CHECK_CHILD_DEFN(lvl, name, ineq) \ |
assert(n->args->argc); |
static int \ |
for (i = 0; i < (int)n->args->argc; i++) |
lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \ |
check_argv(mdoc, n, &n->args->argv[i]); |
{ \ |
|
if (mdoc->last->nchild ineq sz) \ |
|
return(1); \ |
|
return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \ |
|
} |
} |
|
|
#define CHECK_BODY_DEFN(name, lvl, func, num) \ |
static void |
static int \ |
check_argv(struct roff_man *mdoc, struct roff_node *n, struct mdoc_argv *v) |
b##lvl##_##name(POST_ARGS) \ |
{ |
{ \ |
int i; |
if (MDOC_BODY != mdoc->last->type) \ |
|
return(1); \ |
|
return(func(mdoc, "multi-line arguments", (num))); \ |
|
} |
|
|
|
#define CHECK_ELEM_DEFN(name, lvl, func, num) \ |
for (i = 0; i < (int)v->sz; i++) |
static int \ |
check_text(mdoc, v->line, v->pos, v->value[i]); |
e##lvl##_##name(POST_ARGS) \ |
|
{ \ |
|
assert(MDOC_ELEM == mdoc->last->type); \ |
|
return(func(mdoc, "line arguments", (num))); \ |
|
} |
} |
|
|
#define CHECK_HEAD_DEFN(name, lvl, func, num) \ |
static void |
static int \ |
check_text(struct roff_man *mdoc, int ln, int pos, char *p) |
h##lvl##_##name(POST_ARGS) \ |
{ |
{ \ |
char *cp; |
if (MDOC_HEAD != mdoc->last->type) \ |
|
return(1); \ |
|
return(func(mdoc, "line arguments", (num))); \ |
|
} |
|
|
|
|
if (mdoc->last->flags & NODE_NOFILL) |
|
return; |
|
|
CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */ |
for (cp = p; NULL != (p = strchr(p, '\t')); p++) |
CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */ |
mandoc_msg(MANDOCERR_FI_TAB, ln, pos + (int)(p - cp), NULL); |
CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */ |
} |
CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */ |
|
CHECK_CHILD_DEFN(err, lt, <) /* err_child_lt() */ |
|
CHECK_CHILD_DEFN(warn, lt, <) /* warn_child_lt() */ |
|
CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ge1() */ |
|
CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */ |
|
CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_ge1() */ |
|
CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */ |
|
CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */ |
|
CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */ |
|
CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */ |
|
CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0() */ |
|
CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */ |
|
CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */ |
|
CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */ |
|
CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */ |
|
|
|
|
static void |
static int |
check_text_em(struct roff_man *mdoc, int ln, int pos, char *p) |
check_stdarg(PRE_ARGS) |
|
{ |
{ |
|
const struct roff_node *np, *nn; |
|
char *cp; |
|
|
if (n->args && 1 == n->args->argc) |
np = mdoc->last->prev; |
if (MDOC_Std == n->args->argv[0].arg) |
nn = mdoc->last->next; |
return(1); |
|
return(mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV)); |
|
} |
|
|
|
|
/* Look for em-dashes wrongly encoded as "--". */ |
|
|
static int |
for (cp = p; *cp != '\0'; cp++) { |
check_args(struct mdoc *m, const struct mdoc_node *n) |
if (cp[0] != '-' || cp[1] != '-') |
{ |
continue; |
int i; |
cp++; |
|
|
if (NULL == n->args) |
/* Skip input sequences of more than two '-'. */ |
return(1); |
|
|
|
assert(n->args->argc); |
if (cp[1] == '-') { |
for (i = 0; i < (int)n->args->argc; i++) |
while (cp[1] == '-') |
if ( ! check_argv(m, n, &n->args->argv[i])) |
cp++; |
return(0); |
continue; |
|
} |
|
|
return(1); |
/* Skip "--" directly attached to something else. */ |
} |
|
|
|
|
if ((cp - p > 1 && cp[-2] != ' ') || |
|
(cp[1] != '\0' && cp[1] != ' ')) |
|
continue; |
|
|
static int |
/* Require a letter right before or right afterwards. */ |
check_argv(struct mdoc *m, const struct mdoc_node *n, |
|
const struct mdoc_argv *v) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (int)v->sz; i++) |
if ((cp - p > 2 ? |
if ( ! check_text(m, v->line, v->pos, v->value[i])) |
isalpha((unsigned char)cp[-3]) : |
return(0); |
np != NULL && |
|
np->type == ROFFT_TEXT && |
if (MDOC_Std == v->arg) { |
*np->string != '\0' && |
if (v->sz || m->meta.name) |
isalpha((unsigned char)np->string[ |
return(1); |
strlen(np->string) - 1])) || |
if ( ! mdoc_nmsg(m, n, MANDOCERR_NONAME)) |
(cp[1] != '\0' && cp[2] != '\0' ? |
return(0); |
isalpha((unsigned char)cp[2]) : |
|
nn != NULL && |
|
nn->type == ROFFT_TEXT && |
|
isalpha((unsigned char)*nn->string))) { |
|
mandoc_msg(MANDOCERR_DASHDASH, |
|
ln, pos + (int)(cp - p) - 1, NULL); |
|
break; |
|
} |
} |
} |
|
|
return(1); |
|
} |
} |
|
|
|
static void |
static int |
check_toptext(struct roff_man *mdoc, int ln, int pos, const char *p) |
check_text(struct mdoc *mdoc, int line, int pos, const char *p) |
|
{ |
{ |
int c; |
const char *cp, *cpr; |
|
|
for ( ; *p; p++, pos++) { |
if (*p == '\0') |
if ('\t' == *p) { |
return; |
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) |
if ((cp = strstr(p, "OpenBSD")) != NULL) |
continue; |
mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Ox"); |
|
if ((cp = strstr(p, "NetBSD")) != NULL) |
|
mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Nx"); |
|
if ((cp = strstr(p, "FreeBSD")) != NULL) |
|
mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Fx"); |
|
if ((cp = strstr(p, "DragonFly")) != NULL) |
|
mandoc_msg(MANDOCERR_BX, ln, pos + (int)(cp - p), "Dx"); |
|
|
c = mandoc_special(p); |
cp = p; |
if (c) { |
while ((cp = strstr(cp + 1, "()")) != NULL) { |
p += c - 1; |
for (cpr = cp - 1; cpr >= p; cpr--) |
pos += c - 1; |
if (*cpr != '_' && !isalnum((unsigned char)*cpr)) |
continue; |
break; |
|
if ((cpr < p || *cpr == ' ') && cpr + 1 < cp) { |
|
cpr++; |
|
mandoc_msg(MANDOCERR_FUNC, ln, pos + (int)(cpr - p), |
|
"%.*s()", (int)(cp - cpr), cpr); |
} |
} |
|
|
c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE); |
|
if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c) |
|
return(c); |
|
} |
} |
|
} |
|
|
return(1); |
static void |
|
post_abort(POST_ARGS) |
|
{ |
|
abort(); |
} |
} |
|
|
|
static void |
|
post_delim(POST_ARGS) |
|
{ |
|
const struct roff_node *nch; |
|
const char *lc; |
|
enum mdelim delim; |
|
enum roff_tok tok; |
|
|
|
tok = mdoc->last->tok; |
|
nch = mdoc->last->last; |
|
if (nch == NULL || nch->type != ROFFT_TEXT) |
|
return; |
|
lc = strchr(nch->string, '\0') - 1; |
|
if (lc < nch->string) |
|
return; |
|
delim = mdoc_isdelim(lc); |
|
if (delim == DELIM_NONE || delim == DELIM_OPEN) |
|
return; |
|
if (*lc == ')' && (tok == MDOC_Nd || tok == MDOC_Sh || |
|
tok == MDOC_Ss || tok == MDOC_Fo)) |
|
return; |
|
|
|
mandoc_msg(MANDOCERR_DELIM, nch->line, |
|
nch->pos + (int)(lc - nch->string), "%s%s %s", roff_name[tok], |
|
nch == mdoc->last->child ? "" : " ...", nch->string); |
|
} |
|
|
static int |
static void |
check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t) |
post_delim_nb(POST_ARGS) |
{ |
{ |
|
const struct roff_node *nch; |
|
const char *lc, *cp; |
|
int nw; |
|
enum mdelim delim; |
|
enum roff_tok tok; |
|
|
assert(n->parent); |
/* |
if ((MDOC_ROOT == t || tok == n->parent->tok) && |
* Find candidates: at least two bytes, |
(t == n->parent->type)) |
* the last one a closing or middle delimiter. |
return(1); |
*/ |
|
|
mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD, |
tok = mdoc->last->tok; |
n->line, n->pos, "want parent %s", |
nch = mdoc->last->last; |
MDOC_ROOT == t ? "<root>" : |
if (nch == NULL || nch->type != ROFFT_TEXT) |
mdoc_macronames[tok]); |
return; |
return(0); |
lc = strchr(nch->string, '\0') - 1; |
} |
if (lc <= nch->string) |
|
return; |
|
delim = mdoc_isdelim(lc); |
|
if (delim == DELIM_NONE || delim == DELIM_OPEN) |
|
return; |
|
|
|
/* |
|
* Reduce false positives by allowing various cases. |
|
*/ |
|
|
|
/* Escaped delimiters. */ |
|
if (lc > nch->string + 1 && lc[-2] == '\\' && |
|
(lc[-1] == '&' || lc[-1] == 'e')) |
|
return; |
|
|
static int |
/* Specific byte sequences. */ |
pre_display(PRE_ARGS) |
switch (*lc) { |
{ |
case ')': |
struct mdoc_node *node; |
for (cp = lc; cp >= nch->string; cp--) |
|
if (*cp == '(') |
|
return; |
|
break; |
|
case '.': |
|
if (lc > nch->string + 1 && lc[-2] == '.' && lc[-1] == '.') |
|
return; |
|
if (lc[-1] == '.') |
|
return; |
|
break; |
|
case ';': |
|
if (tok == MDOC_Vt) |
|
return; |
|
break; |
|
case '?': |
|
if (lc[-1] == '?') |
|
return; |
|
break; |
|
case ']': |
|
for (cp = lc; cp >= nch->string; cp--) |
|
if (*cp == '[') |
|
return; |
|
break; |
|
case '|': |
|
if (lc == nch->string + 1 && lc[-1] == '|') |
|
return; |
|
default: |
|
break; |
|
} |
|
|
/* Display elements (`Bd', `D1'...) cannot be nested. */ |
/* Exactly two non-alphanumeric bytes. */ |
|
if (lc == nch->string + 1 && !isalnum((unsigned char)lc[-1])) |
|
return; |
|
|
if (MDOC_BLOCK != n->type) |
/* At least three alphabetic words with a sentence ending. */ |
return(1); |
if (strchr("!.:?", *lc) != NULL && (tok == MDOC_Em || |
|
tok == MDOC_Li || tok == MDOC_Pq || tok == MDOC_Sy)) { |
/* LINTED */ |
nw = 0; |
for (node = mdoc->last->parent; node; node = node->parent) |
for (cp = lc - 1; cp >= nch->string; cp--) { |
if (MDOC_BLOCK == node->type) |
if (*cp == ' ') { |
if (MDOC_Bd == node->tok) |
nw++; |
|
if (cp > nch->string && cp[-1] == ',') |
|
cp--; |
|
} else if (isalpha((unsigned int)*cp)) { |
|
if (nw > 1) |
|
return; |
|
} else |
break; |
break; |
if (NULL == node) |
} |
return(1); |
} |
|
|
mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP); |
mandoc_msg(MANDOCERR_DELIM_NB, nch->line, |
return(0); |
nch->pos + (int)(lc - nch->string), "%s%s %s", roff_name[tok], |
|
nch == mdoc->last->child ? "" : " ...", nch->string); |
} |
} |
|
|
|
static void |
static int |
post_bl_norm(POST_ARGS) |
pre_bl(PRE_ARGS) |
|
{ |
{ |
int pos, type, width, offset; |
struct roff_node *n; |
|
struct mdoc_argv *argv, *wa; |
|
int i; |
|
enum mdocargt mdoclt; |
|
enum mdoc_list lt; |
|
|
if (MDOC_BLOCK != n->type) |
n = mdoc->last->parent; |
return(1); |
n->norm->Bl.type = LIST__NONE; |
if (NULL == n->args) { |
|
mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE); |
|
return(0); |
|
} |
|
|
|
/* Make sure that only one type of list is specified. */ |
/* |
|
* 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. |
|
*/ |
|
|
type = offset = width = -1; |
wa = (n->args == NULL) ? NULL : n->args->argv; |
|
mdoclt = MDOC_ARG_MAX; |
/* LINTED */ |
for (i = 0; n->args && i < (int)n->args->argc; i++) { |
for (pos = 0; pos < (int)n->args->argc; pos++) |
argv = n->args->argv + i; |
switch (n->args->argv[pos].arg) { |
lt = LIST__NONE; |
case (MDOC_Bullet): |
switch (argv->arg) { |
/* FALLTHROUGH */ |
/* Set list types. */ |
case (MDOC_Dash): |
case MDOC_Bullet: |
/* FALLTHROUGH */ |
lt = LIST_bullet; |
case (MDOC_Enum): |
break; |
/* FALLTHROUGH */ |
case MDOC_Dash: |
case (MDOC_Hyphen): |
lt = LIST_dash; |
/* FALLTHROUGH */ |
break; |
case (MDOC_Item): |
case MDOC_Enum: |
/* FALLTHROUGH */ |
lt = LIST_enum; |
case (MDOC_Tag): |
break; |
/* FALLTHROUGH */ |
case MDOC_Hyphen: |
case (MDOC_Diag): |
lt = LIST_hyphen; |
/* FALLTHROUGH */ |
break; |
case (MDOC_Hang): |
case MDOC_Item: |
/* FALLTHROUGH */ |
lt = LIST_item; |
case (MDOC_Ohang): |
break; |
/* FALLTHROUGH */ |
case MDOC_Tag: |
case (MDOC_Inset): |
lt = LIST_tag; |
/* FALLTHROUGH */ |
break; |
case (MDOC_Column): |
case MDOC_Diag: |
if (type < 0) { |
lt = LIST_diag; |
type = n->args->argv[pos].arg; |
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: |
|
if (n->norm->Bl.comp) |
|
mandoc_msg(MANDOCERR_ARG_REP, |
|
argv->line, argv->pos, "Bl -compact"); |
|
n->norm->Bl.comp = 1; |
|
break; |
|
case MDOC_Width: |
|
wa = argv; |
|
if (0 == argv->sz) { |
|
mandoc_msg(MANDOCERR_ARG_EMPTY, |
|
argv->line, argv->pos, "Bl -width"); |
|
n->norm->Bl.width = "0n"; |
break; |
break; |
} |
} |
if (mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP)) |
if (NULL != n->norm->Bl.width) |
|
mandoc_msg(MANDOCERR_ARG_REP, |
|
argv->line, argv->pos, |
|
"Bl -width %s", argv->value[0]); |
|
rewrite_macro2len(mdoc, argv->value); |
|
n->norm->Bl.width = argv->value[0]; |
|
break; |
|
case MDOC_Offset: |
|
if (0 == argv->sz) { |
|
mandoc_msg(MANDOCERR_ARG_EMPTY, |
|
argv->line, argv->pos, "Bl -offset"); |
break; |
break; |
return(0); |
} |
case (MDOC_Compact): |
if (NULL != n->norm->Bl.offs) |
if (type >= 0) |
mandoc_msg(MANDOCERR_ARG_REP, |
break; |
argv->line, argv->pos, |
if (mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) |
"Bl -offset %s", argv->value[0]); |
break; |
rewrite_macro2len(mdoc, argv->value); |
return(0); |
n->norm->Bl.offs = argv->value[0]; |
case (MDOC_Width): |
|
if (width >= 0) |
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) |
|
return(0); |
|
if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) |
|
return(0); |
|
width = n->args->argv[pos].arg; |
|
break; |
break; |
case (MDOC_Offset): |
|
if (offset >= 0) |
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) |
|
return(0); |
|
if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) |
|
return(0); |
|
offset = n->args->argv[pos].arg; |
|
break; |
|
default: |
default: |
break; |
continue; |
} |
} |
|
if (LIST__NONE == lt) |
|
continue; |
|
mdoclt = argv->arg; |
|
|
if (type < 0) { |
/* Check: multiple list types. */ |
mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE); |
|
return(0); |
if (LIST__NONE != n->norm->Bl.type) { |
|
mandoc_msg(MANDOCERR_BL_REP, n->line, n->pos, |
|
"Bl -%s", mdoc_argnames[argv->arg]); |
|
continue; |
|
} |
|
|
|
/* The list type should come first. */ |
|
|
|
if (n->norm->Bl.width || |
|
n->norm->Bl.offs || |
|
n->norm->Bl.comp) |
|
mandoc_msg(MANDOCERR_BL_LATETYPE, |
|
n->line, n->pos, "Bl -%s", |
|
mdoc_argnames[n->args->argv[0].arg]); |
|
|
|
n->norm->Bl.type = lt; |
|
if (LIST_column == lt) { |
|
n->norm->Bl.ncols = argv->sz; |
|
n->norm->Bl.cols = (void *)argv->value; |
|
} |
} |
} |
|
|
/* |
/* Allow lists to default to LIST_item. */ |
|
|
|
if (LIST__NONE == n->norm->Bl.type) { |
|
mandoc_msg(MANDOCERR_BL_NOTYPE, n->line, n->pos, "Bl"); |
|
n->norm->Bl.type = LIST_item; |
|
mdoclt = MDOC_Item; |
|
} |
|
|
|
/* |
* Validate the width field. Some list types don't need width |
* Validate the width field. Some list types don't need width |
* types and should be warned about them. Others should have it |
* types and should be warned about them. Others should have it |
* and must also be warned. |
* and must also be warned. Yet others have a default and need |
|
* no warning. |
*/ |
*/ |
|
|
switch (type) { |
switch (n->norm->Bl.type) { |
case (MDOC_Tag): |
case LIST_tag: |
if (width < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG)) |
if (n->norm->Bl.width == NULL) |
return(0); |
mandoc_msg(MANDOCERR_BL_NOWIDTH, |
|
n->line, n->pos, "Bl -tag"); |
break; |
break; |
case (MDOC_Column): |
case LIST_column: |
/* FALLTHROUGH */ |
case LIST_diag: |
case (MDOC_Diag): |
case LIST_ohang: |
/* FALLTHROUGH */ |
case LIST_inset: |
case (MDOC_Ohang): |
case LIST_item: |
/* FALLTHROUGH */ |
if (n->norm->Bl.width != NULL) |
case (MDOC_Inset): |
mandoc_msg(MANDOCERR_BL_SKIPW, wa->line, wa->pos, |
/* FALLTHROUGH */ |
"Bl -%s", mdoc_argnames[mdoclt]); |
case (MDOC_Item): |
n->norm->Bl.width = NULL; |
if (width >= 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG)) |
|
return(0); |
|
break; |
break; |
|
case LIST_bullet: |
|
case LIST_dash: |
|
case LIST_hyphen: |
|
if (n->norm->Bl.width == NULL) |
|
n->norm->Bl.width = "2n"; |
|
break; |
|
case LIST_enum: |
|
if (n->norm->Bl.width == NULL) |
|
n->norm->Bl.width = "3n"; |
|
break; |
default: |
default: |
break; |
break; |
} |
} |
|
|
return(1); |
|
} |
} |
|
|
|
static void |
static int |
post_bd(POST_ARGS) |
pre_bd(PRE_ARGS) |
|
{ |
{ |
int i, type, err; |
struct roff_node *n; |
|
struct mdoc_argv *argv; |
|
int i; |
|
enum mdoc_disp dt; |
|
|
if (MDOC_BLOCK != n->type) |
n = mdoc->last; |
return(1); |
for (i = 0; n->args && i < (int)n->args->argc; i++) { |
if (NULL == n->args) { |
argv = n->args->argv + i; |
mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE); |
dt = DISP__NONE; |
return(0); |
|
} |
|
|
|
/* Make sure that only one type of display is specified. */ |
switch (argv->arg) { |
|
case MDOC_Centred: |
/* LINTED */ |
dt = DISP_centered; |
for (i = 0, err = type = 0; ! err && |
break; |
i < (int)n->args->argc; i++) |
case MDOC_Ragged: |
switch (n->args->argv[i].arg) { |
dt = DISP_ragged; |
case (MDOC_Centred): |
break; |
/* FALLTHROUGH */ |
case MDOC_Unfilled: |
case (MDOC_Ragged): |
dt = DISP_unfilled; |
/* FALLTHROUGH */ |
break; |
case (MDOC_Unfilled): |
case MDOC_Filled: |
/* FALLTHROUGH */ |
dt = DISP_filled; |
case (MDOC_Filled): |
break; |
/* FALLTHROUGH */ |
case MDOC_Literal: |
case (MDOC_Literal): |
dt = DISP_literal; |
if (0 == type++) |
break; |
|
case MDOC_File: |
|
mandoc_msg(MANDOCERR_BD_FILE, n->line, n->pos, NULL); |
|
break; |
|
case MDOC_Offset: |
|
if (0 == argv->sz) { |
|
mandoc_msg(MANDOCERR_ARG_EMPTY, |
|
argv->line, argv->pos, "Bd -offset"); |
break; |
break; |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP)) |
} |
return(0); |
if (NULL != n->norm->Bd.offs) |
|
mandoc_msg(MANDOCERR_ARG_REP, |
|
argv->line, argv->pos, |
|
"Bd -offset %s", argv->value[0]); |
|
rewrite_macro2len(mdoc, argv->value); |
|
n->norm->Bd.offs = argv->value[0]; |
break; |
break; |
default: |
case MDOC_Compact: |
|
if (n->norm->Bd.comp) |
|
mandoc_msg(MANDOCERR_ARG_REP, |
|
argv->line, argv->pos, "Bd -compact"); |
|
n->norm->Bd.comp = 1; |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
|
if (DISP__NONE == dt) |
|
continue; |
|
|
if (type) |
if (DISP__NONE == n->norm->Bd.type) |
return(1); |
n->norm->Bd.type = dt; |
mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE); |
else |
return(0); |
mandoc_msg(MANDOCERR_BD_REP, n->line, n->pos, |
|
"Bd -%s", mdoc_argnames[argv->arg]); |
|
} |
|
|
|
if (DISP__NONE == n->norm->Bd.type) { |
|
mandoc_msg(MANDOCERR_BD_NOTYPE, n->line, n->pos, "Bd"); |
|
n->norm->Bd.type = DISP_ragged; |
|
} |
} |
} |
|
|
|
/* |
|
* Stand-alone line macros. |
|
*/ |
|
|
static int |
static void |
pre_ss(PRE_ARGS) |
post_an_norm(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
struct mdoc_argv *argv; |
|
size_t i; |
|
|
if (MDOC_BLOCK != n->type) |
n = mdoc->last; |
return(1); |
if (n->args == NULL) |
return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY)); |
return; |
} |
|
|
|
|
for (i = 1; i < n->args->argc; i++) { |
|
argv = n->args->argv + i; |
|
mandoc_msg(MANDOCERR_AN_REP, argv->line, argv->pos, |
|
"An -%s", mdoc_argnames[argv->arg]); |
|
} |
|
|
static int |
argv = n->args->argv; |
pre_sh(PRE_ARGS) |
if (argv->arg == MDOC_Split) |
|
n->norm->An.auth = AUTH_split; |
|
else if (argv->arg == MDOC_Nosplit) |
|
n->norm->An.auth = AUTH_nosplit; |
|
else |
|
abort(); |
|
} |
|
|
|
static void |
|
post_eoln(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
|
if (MDOC_BLOCK != n->type) |
post_useless(mdoc); |
return(1); |
n = mdoc->last; |
return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT)); |
if (n->child != NULL) |
} |
mandoc_msg(MANDOCERR_ARG_SKIP, n->line, |
|
n->pos, "%s %s", roff_name[n->tok], n->child->string); |
|
|
|
while (n->child != NULL) |
|
roff_node_delete(mdoc, n->child); |
|
|
|
roff_word_alloc(mdoc, n->line, n->pos, n->tok == MDOC_Bt ? |
|
"is currently in beta test." : "currently under development."); |
|
mdoc->last->flags |= NODE_EOS | NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
static int |
static int |
pre_it(PRE_ARGS) |
build_list(struct roff_man *mdoc, int tok) |
{ |
{ |
|
struct roff_node *n; |
|
int ic; |
|
|
if (MDOC_BLOCK != n->type) |
n = mdoc->last->next; |
return(1); |
for (ic = 1;; ic++) { |
/* |
roff_elem_alloc(mdoc, n->line, n->pos, tok); |
* FIXME: this can probably be lifted if we make the It into |
mdoc->last->flags |= NODE_NOSRC; |
* something else on-the-fly? |
roff_node_relink(mdoc, n); |
*/ |
n = mdoc->last = mdoc->last->parent; |
return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY)); |
mdoc->next = ROFF_NEXT_SIBLING; |
|
if (n->next == NULL) |
|
return ic; |
|
if (ic > 1 || n->next->next != NULL) { |
|
roff_word_alloc(mdoc, n->line, n->pos, ","); |
|
mdoc->last->flags |= NODE_DELIMC | NODE_NOSRC; |
|
} |
|
n = mdoc->last->next; |
|
if (n->next == NULL) { |
|
roff_word_alloc(mdoc, n->line, n->pos, "and"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
} |
|
} |
} |
} |
|
|
|
static void |
|
post_ex(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
int ic; |
|
|
static int |
post_std(mdoc); |
pre_an(PRE_ARGS) |
|
|
n = mdoc->last; |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
roff_word_alloc(mdoc, n->line, n->pos, "The"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
|
|
if (mdoc->last->next != NULL) |
|
ic = build_list(mdoc, MDOC_Nm); |
|
else if (mdoc->meta.name != NULL) { |
|
roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Nm); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = mdoc->last->parent; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
ic = 1; |
|
} else { |
|
mandoc_msg(MANDOCERR_EX_NONAME, n->line, n->pos, "Ex"); |
|
ic = 0; |
|
} |
|
|
|
roff_word_alloc(mdoc, n->line, n->pos, |
|
ic > 1 ? "utilities exit\\~0" : "utility exits\\~0"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, |
|
"on success, and\\~>0 if an error occurs."); |
|
mdoc->last->flags |= NODE_EOS | NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
|
static void |
|
post_lb(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
const char *p; |
|
|
if (NULL == n->args || 1 == n->args->argc) |
post_delim_nb(mdoc); |
return(1); |
|
mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT, |
n = mdoc->last; |
n->line, n->pos, |
assert(n->child->type == ROFFT_TEXT); |
"line arguments == 1 (have %d)", |
mdoc->next = ROFF_NEXT_CHILD; |
n->args->argc); |
|
return(0); |
if ((p = mdoc_a2lib(n->child->string)) != NULL) { |
|
n->child->flags |= NODE_NOPRT; |
|
roff_word_alloc(mdoc, n->line, n->pos, p); |
|
mdoc->last->flags = NODE_NOSRC; |
|
mdoc->last = n; |
|
return; |
|
} |
|
|
|
mandoc_msg(MANDOCERR_LB_BAD, n->child->line, |
|
n->child->pos, "Lb %s", n->child->string); |
|
|
|
roff_word_alloc(mdoc, n->line, n->pos, "library"); |
|
mdoc->last->flags = NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, "\\(lq"); |
|
mdoc->last->flags = NODE_DELIMO | NODE_NOSRC; |
|
mdoc->last = mdoc->last->next; |
|
roff_word_alloc(mdoc, n->line, n->pos, "\\(rq"); |
|
mdoc->last->flags = NODE_DELIMC | NODE_NOSRC; |
|
mdoc->last = n; |
} |
} |
|
|
|
static void |
|
post_rv(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
int ic; |
|
|
static int |
post_std(mdoc); |
pre_rv(PRE_ARGS) |
|
|
n = mdoc->last; |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
if (n->child != NULL) { |
|
roff_word_alloc(mdoc, n->line, n->pos, "The"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
ic = build_list(mdoc, MDOC_Fn); |
|
roff_word_alloc(mdoc, n->line, n->pos, |
|
ic > 1 ? "functions return" : "function returns"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, |
|
"the value\\~0 if successful;"); |
|
} else |
|
roff_word_alloc(mdoc, n->line, n->pos, "Upon successful " |
|
"completion, the value\\~0 is returned;"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
|
|
roff_word_alloc(mdoc, n->line, n->pos, "otherwise " |
|
"the value\\~\\-1 is returned and the global variable"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Va); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, "errno"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = mdoc->last->parent; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
roff_word_alloc(mdoc, n->line, n->pos, |
|
"is set to indicate the error."); |
|
mdoc->last->flags |= NODE_EOS | NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
|
static void |
|
post_std(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
|
return(check_stdarg(mdoc, n)); |
post_delim(mdoc); |
|
|
|
n = mdoc->last; |
|
if (n->args && n->args->argc == 1) |
|
if (n->args->argv[0].arg == MDOC_Std) |
|
return; |
|
|
|
mandoc_msg(MANDOCERR_ARG_STD, n->line, n->pos, |
|
"%s", roff_name[n->tok]); |
} |
} |
|
|
|
static void |
|
post_st(POST_ARGS) |
|
{ |
|
struct roff_node *n, *nch; |
|
const char *p; |
|
|
static int |
n = mdoc->last; |
post_dt(POST_ARGS) |
nch = n->child; |
|
assert(nch->type == ROFFT_TEXT); |
|
|
|
if ((p = mdoc_a2st(nch->string)) == NULL) { |
|
mandoc_msg(MANDOCERR_ST_BAD, |
|
nch->line, nch->pos, "St %s", nch->string); |
|
roff_node_delete(mdoc, n); |
|
return; |
|
} |
|
|
|
nch->flags |= NODE_NOPRT; |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
roff_word_alloc(mdoc, nch->line, nch->pos, p); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last= n; |
|
} |
|
|
|
static void |
|
post_tg(POST_ARGS) |
{ |
{ |
const struct mdoc_node *nn; |
struct roff_node *n; /* The .Tg node. */ |
const char *p; |
struct roff_node *nch; /* The first child of the .Tg node. */ |
|
struct roff_node *nn; /* The next node after the .Tg node. */ |
|
struct roff_node *nt; /* The TEXT node containing the tag. */ |
|
size_t len; /* The number of bytes in the tag. */ |
|
|
if (NULL != (nn = mdoc->last->child)) |
/* Find the next node. */ |
for (p = nn->string; *p; p++) { |
n = mdoc->last; |
if (toupper((u_char)*p) == *p) |
for (nn = n; nn != NULL; nn = nn->parent) { |
continue; |
if (nn->next != NULL) { |
if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE)) |
nn = nn->next; |
return(0); |
|
break; |
break; |
} |
} |
|
} |
|
|
return(1); |
/* Find the tag. */ |
} |
nt = nch = n->child; |
|
if (nch == NULL && nn != NULL && nn->child != NULL && |
|
nn->child->type == ROFFT_TEXT) |
|
nt = nn->child; |
|
|
|
/* Validate the tag. */ |
|
if (nt == NULL || *nt->string == '\0') |
|
mandoc_msg(MANDOCERR_MACRO_EMPTY, n->line, n->pos, "Tg"); |
|
if (nt == NULL) { |
|
roff_node_delete(mdoc, n); |
|
return; |
|
} |
|
len = strcspn(nt->string, " \t\\"); |
|
if (nt->string[len] != '\0') |
|
mandoc_msg(MANDOCERR_TG_SPC, nt->line, |
|
nt->pos + len, "Tg %s", nt->string); |
|
|
static int |
/* Keep only the first argument. */ |
pre_dt(PRE_ARGS) |
if (nch != NULL && nch->next != NULL) { |
{ |
mandoc_msg(MANDOCERR_ARG_EXCESS, nch->next->line, |
|
nch->next->pos, "Tg ... %s", nch->next->string); |
|
while (nch->next != NULL) |
|
roff_node_delete(mdoc, nch->next); |
|
} |
|
|
if (0 == mdoc->meta.date || mdoc->meta.os) |
/* Drop the macro if the first argument is invalid. */ |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO)) |
if (len == 0 || nt->string[len] != '\0') { |
return(0); |
roff_node_delete(mdoc, n); |
if (mdoc->meta.title) |
return; |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP)) |
} |
return(0); |
|
return(1); |
|
} |
|
|
|
|
/* By default, tag the .Tg node itself. */ |
|
if (nn == NULL) |
|
nn = n; |
|
|
static int |
/* Explicit tagging of specific macros. */ |
pre_os(PRE_ARGS) |
switch (nn->tok) { |
|
case MDOC_Sh: |
|
case MDOC_Ss: |
|
case MDOC_Fo: |
|
nn = nn->head; |
|
/* FALLTHROUGH */ |
|
case MDOC_Cm: |
|
case MDOC_Dv: |
|
case MDOC_Em: |
|
case MDOC_Er: |
|
case MDOC_Ev: |
|
case MDOC_Fl: |
|
case MDOC_Fn: |
|
case MDOC_Ic: |
|
case MDOC_Li: |
|
case MDOC_Ms: |
|
case MDOC_No: |
|
case MDOC_Sy: |
|
if (nn->child != NULL && (nn->flags & NODE_ID) == 0) |
|
break; |
|
/* FALLTHROUGH */ |
|
default: |
|
nn = n; |
|
break; |
|
} |
|
tag_put(nt->string, TAG_MANUAL, nn); |
|
if (nn != n) |
|
n->flags |= NODE_NOPRT; |
|
} |
|
|
|
static void |
|
post_obsolete(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
|
if (NULL == mdoc->meta.title || 0 == mdoc->meta.date) |
n = mdoc->last; |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO)) |
if (n->type == ROFFT_ELEM || n->type == ROFFT_BLOCK) |
return(0); |
mandoc_msg(MANDOCERR_MACRO_OBS, n->line, n->pos, |
if (mdoc->meta.os) |
"%s", roff_name[n->tok]); |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP)) |
|
return(0); |
|
return(1); |
|
} |
} |
|
|
|
static void |
static int |
post_useless(POST_ARGS) |
pre_dd(PRE_ARGS) |
|
{ |
{ |
|
struct roff_node *n; |
|
|
if (mdoc->meta.title || mdoc->meta.os) |
n = mdoc->last; |
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO)) |
mandoc_msg(MANDOCERR_MACRO_USELESS, n->line, n->pos, |
return(0); |
"%s", roff_name[n->tok]); |
if (mdoc->meta.date) |
|
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP)) |
|
return(0); |
|
return(1); |
|
} |
} |
|
|
|
/* |
|
* Block macros. |
|
*/ |
|
|
static int |
static void |
post_bf(POST_ARGS) |
post_bf(POST_ARGS) |
{ |
{ |
char *p; |
struct roff_node *np, *nch; |
struct mdoc_node *head; |
|
|
|
if (MDOC_BLOCK != mdoc->last->type) |
/* |
return(1); |
* Unlike other data pointers, these are "housed" by the HEAD |
|
* element, which contains the goods. |
|
*/ |
|
|
head = mdoc->last->head; |
np = mdoc->last; |
|
if (np->type != ROFFT_HEAD) |
|
return; |
|
|
if (mdoc->last->args && head->child) { |
assert(np->parent->type == ROFFT_BLOCK); |
/* FIXME: this should provide a default. */ |
assert(np->parent->tok == MDOC_Bf); |
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) { |
/* Check the number of arguments. */ |
/* FIXME: this should provide a default. */ |
|
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT); |
nch = np->child; |
return(0); |
if (np->parent->args == NULL) { |
|
if (nch == NULL) { |
|
mandoc_msg(MANDOCERR_BF_NOFONT, |
|
np->line, np->pos, "Bf"); |
|
return; |
|
} |
|
nch = nch->next; |
} |
} |
|
if (nch != NULL) |
|
mandoc_msg(MANDOCERR_ARG_EXCESS, |
|
nch->line, nch->pos, "Bf ... %s", nch->string); |
|
|
p = head->child->string; |
/* Extract argument into data. */ |
|
|
if (0 == strcmp(p, "Em")) |
if (np->parent->args != NULL) { |
return(1); |
switch (np->parent->args->argv[0].arg) { |
else if (0 == strcmp(p, "Li")) |
case MDOC_Emphasis: |
return(1); |
np->norm->Bf.font = FONT_Em; |
else if (0 == strcmp(p, "Sy")) |
break; |
return(1); |
case MDOC_Literal: |
|
np->norm->Bf.font = FONT_Li; |
|
break; |
|
case MDOC_Symbolic: |
|
np->norm->Bf.font = FONT_Sy; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
return; |
|
} |
|
|
mdoc_nmsg(mdoc, head, MANDOCERR_FONTTYPE); |
/* Extract parameter into data. */ |
return(0); |
|
|
if ( ! strcmp(np->child->string, "Em")) |
|
np->norm->Bf.font = FONT_Em; |
|
else if ( ! strcmp(np->child->string, "Li")) |
|
np->norm->Bf.font = FONT_Li; |
|
else if ( ! strcmp(np->child->string, "Sy")) |
|
np->norm->Bf.font = FONT_Sy; |
|
else |
|
mandoc_msg(MANDOCERR_BF_BADFONT, np->child->line, |
|
np->child->pos, "Bf %s", np->child->string); |
} |
} |
|
|
|
static void |
static int |
post_fname(POST_ARGS) |
post_lb(POST_ARGS) |
|
{ |
{ |
|
struct roff_node *n, *nch; |
|
const char *cp; |
|
size_t pos; |
|
|
if (mdoc_a2lib(mdoc->last->child->string)) |
n = mdoc->last; |
return(1); |
nch = n->child; |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB)); |
cp = nch->string; |
|
if (*cp == '(') { |
|
if (cp[strlen(cp + 1)] == ')') |
|
return; |
|
pos = 0; |
|
} else { |
|
pos = strcspn(cp, "()"); |
|
if (cp[pos] == '\0') { |
|
if (n->sec == SEC_DESCRIPTION || |
|
n->sec == SEC_CUSTOM) |
|
tag_put(NULL, fn_prio++, n); |
|
return; |
|
} |
|
} |
|
mandoc_msg(MANDOCERR_FN_PAREN, nch->line, nch->pos + pos, "%s", cp); |
} |
} |
|
|
|
static void |
|
post_fn(POST_ARGS) |
|
{ |
|
post_fname(mdoc); |
|
post_fa(mdoc); |
|
} |
|
|
static int |
static void |
post_eoln(POST_ARGS) |
post_fo(POST_ARGS) |
{ |
{ |
|
const struct roff_node *n; |
|
|
if (NULL == mdoc->last->child) |
n = mdoc->last; |
return(1); |
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST)); |
if (n->type != ROFFT_HEAD) |
|
return; |
|
|
|
if (n->child == NULL) { |
|
mandoc_msg(MANDOCERR_FO_NOHEAD, n->line, n->pos, "Fo"); |
|
return; |
|
} |
|
if (n->child != n->last) { |
|
mandoc_msg(MANDOCERR_ARG_EXCESS, |
|
n->child->next->line, n->child->next->pos, |
|
"Fo ... %s", n->child->next->string); |
|
while (n->child != n->last) |
|
roff_node_delete(mdoc, n->last); |
|
} else |
|
post_delim(mdoc); |
|
|
|
post_fname(mdoc); |
} |
} |
|
|
|
static void |
|
post_fa(POST_ARGS) |
|
{ |
|
const struct roff_node *n; |
|
const char *cp; |
|
|
static int |
for (n = mdoc->last->child; n != NULL; n = n->next) { |
post_vt(POST_ARGS) |
for (cp = n->string; *cp != '\0'; cp++) { |
|
/* Ignore callbacks and alterations. */ |
|
if (*cp == '(' || *cp == '{') |
|
break; |
|
if (*cp != ',') |
|
continue; |
|
mandoc_msg(MANDOCERR_FA_COMMA, n->line, |
|
n->pos + (int)(cp - n->string), "%s", n->string); |
|
break; |
|
} |
|
} |
|
post_delim_nb(mdoc); |
|
} |
|
|
|
static void |
|
post_nm(POST_ARGS) |
{ |
{ |
const struct mdoc_node *n; |
struct roff_node *n; |
|
|
/* |
n = mdoc->last; |
* 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) |
if (n->sec == SEC_NAME && n->child != NULL && |
return(eerr_ge1(mdoc)); |
n->child->type == ROFFT_TEXT && mdoc->meta.msec != NULL) |
if (MDOC_BODY != mdoc->last->type) |
mandoc_xr_add(mdoc->meta.msec, n->child->string, -1, -1); |
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); |
if (n->last != NULL && n->last->tok == MDOC_Pp) |
|
roff_node_relink(mdoc, n->last); |
|
|
|
if (mdoc->meta.name == NULL) |
|
deroff(&mdoc->meta.name, n); |
|
|
|
if (mdoc->meta.name == NULL || |
|
(mdoc->lastsec == SEC_NAME && n->child == NULL)) |
|
mandoc_msg(MANDOCERR_NM_NONAME, n->line, n->pos, "Nm"); |
|
|
|
switch (n->type) { |
|
case ROFFT_ELEM: |
|
post_delim_nb(mdoc); |
|
break; |
|
case ROFFT_HEAD: |
|
post_delim(mdoc); |
|
break; |
|
default: |
|
return; |
|
} |
|
|
|
if ((n->child != NULL && n->child->type == ROFFT_TEXT) || |
|
mdoc->meta.name == NULL) |
|
return; |
|
|
|
mdoc->next = ROFF_NEXT_CHILD; |
|
roff_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = n; |
} |
} |
|
|
|
static void |
|
post_nd(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
static int |
n = mdoc->last; |
post_nm(POST_ARGS) |
|
|
if (n->type != ROFFT_BODY) |
|
return; |
|
|
|
if (n->sec != SEC_NAME) |
|
mandoc_msg(MANDOCERR_ND_LATE, n->line, n->pos, "Nd"); |
|
|
|
if (n->child == NULL) |
|
mandoc_msg(MANDOCERR_ND_EMPTY, n->line, n->pos, "Nd"); |
|
else |
|
post_delim(mdoc); |
|
|
|
post_hyph(mdoc); |
|
} |
|
|
|
static void |
|
post_display(POST_ARGS) |
{ |
{ |
|
struct roff_node *n, *np; |
|
|
if (mdoc->last->child) |
n = mdoc->last; |
return(1); |
switch (n->type) { |
if (mdoc->meta.name) |
case ROFFT_BODY: |
return(1); |
if (n->end != ENDBODY_NOT) { |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME)); |
if (n->tok == MDOC_Bd && |
|
n->body->parent->args == NULL) |
|
roff_node_delete(mdoc, n); |
|
} else if (n->child == NULL) |
|
mandoc_msg(MANDOCERR_BLK_EMPTY, n->line, n->pos, |
|
"%s", roff_name[n->tok]); |
|
else if (n->tok == MDOC_D1) |
|
post_hyph(mdoc); |
|
break; |
|
case ROFFT_BLOCK: |
|
if (n->tok == MDOC_Bd) { |
|
if (n->args == NULL) { |
|
mandoc_msg(MANDOCERR_BD_NOARG, |
|
n->line, n->pos, "Bd"); |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
while (n->body->child != NULL) |
|
roff_node_relink(mdoc, |
|
n->body->child); |
|
roff_node_delete(mdoc, n); |
|
break; |
|
} |
|
post_bd(mdoc); |
|
post_prevpar(mdoc); |
|
} |
|
for (np = n->parent; np != NULL; np = np->parent) { |
|
if (np->type == ROFFT_BLOCK && np->tok == MDOC_Bd) { |
|
mandoc_msg(MANDOCERR_BD_NEST, n->line, |
|
n->pos, "%s in Bd", roff_name[n->tok]); |
|
break; |
|
} |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
} |
} |
|
|
|
static void |
|
post_defaults(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
static int |
n = mdoc->last; |
|
if (n->child != NULL) { |
|
post_delim_nb(mdoc); |
|
return; |
|
} |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
switch (n->tok) { |
|
case MDOC_Ar: |
|
roff_word_alloc(mdoc, n->line, n->pos, "file"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_word_alloc(mdoc, n->line, n->pos, "..."); |
|
break; |
|
case MDOC_Pa: |
|
case MDOC_Mt: |
|
roff_word_alloc(mdoc, n->line, n->pos, "~"); |
|
break; |
|
default: |
|
abort(); |
|
} |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
|
static void |
post_at(POST_ARGS) |
post_at(POST_ARGS) |
{ |
{ |
|
struct roff_node *n, *nch; |
|
const char *att; |
|
|
if (NULL == mdoc->last->child) |
n = mdoc->last; |
return(1); |
nch = n->child; |
assert(MDOC_TEXT == mdoc->last->child->type); |
|
if (mdoc_a2att(mdoc->last->child->string)) |
|
return(1); |
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT)); |
|
} |
|
|
|
|
/* |
|
* If we have a child, look it up in the standard keys. If a |
|
* key exist, use that instead of the child; if it doesn't, |
|
* prefix "AT&T UNIX " to the existing data. |
|
*/ |
|
|
static int |
att = NULL; |
|
if (nch != NULL && ((att = mdoc_a2att(nch->string)) == NULL)) |
|
mandoc_msg(MANDOCERR_AT_BAD, |
|
nch->line, nch->pos, "At %s", nch->string); |
|
|
|
mdoc->next = ROFF_NEXT_CHILD; |
|
if (att != NULL) { |
|
roff_word_alloc(mdoc, nch->line, nch->pos, att); |
|
nch->flags |= NODE_NOPRT; |
|
} else |
|
roff_word_alloc(mdoc, n->line, n->pos, "AT&T UNIX"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
|
static void |
post_an(POST_ARGS) |
post_an(POST_ARGS) |
{ |
{ |
|
struct roff_node *np, *nch; |
|
|
if (mdoc->last->args) { |
post_an_norm(mdoc); |
if (NULL == mdoc->last->child) |
|
return(1); |
|
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT)); |
|
} |
|
|
|
if (mdoc->last->child) |
np = mdoc->last; |
return(1); |
nch = np->child; |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)); |
if (np->norm->An.auth == AUTH__NONE) { |
|
if (nch == NULL) |
|
mandoc_msg(MANDOCERR_MACRO_EMPTY, |
|
np->line, np->pos, "An"); |
|
else |
|
post_delim_nb(mdoc); |
|
} else if (nch != NULL) |
|
mandoc_msg(MANDOCERR_ARG_EXCESS, |
|
nch->line, nch->pos, "An ... %s", nch->string); |
} |
} |
|
|
|
static void |
|
post_em(POST_ARGS) |
|
{ |
|
post_tag(mdoc); |
|
tag_put(NULL, TAG_FALLBACK, mdoc->last); |
|
} |
|
|
static int |
static void |
post_it(POST_ARGS) |
post_en(POST_ARGS) |
{ |
{ |
/* FIXME: use mdoc_list! */ |
post_obsolete(mdoc); |
int type, i, cols; |
if (mdoc->last->type == ROFFT_BLOCK) |
struct mdoc_node *n, *c; |
mdoc->last->norm->Es = mdoc->last_es; |
|
} |
|
|
if (MDOC_BLOCK != mdoc->last->type) |
static void |
return(1); |
post_er(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
n = mdoc->last->parent->parent; |
n = mdoc->last; |
if (NULL == n->args) { |
if (n->sec == SEC_ERRORS && |
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE); |
(n->parent->tok == MDOC_It || |
return(0); |
(n->parent->tok == MDOC_Bq && |
} |
n->parent->parent->parent->tok == MDOC_It))) |
|
tag_put(NULL, TAG_STRONG, n); |
|
post_delim_nb(mdoc); |
|
} |
|
|
/* Some types require block-head, some not. */ |
static void |
|
post_tag(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
/* LINTED */ |
n = mdoc->last; |
for (cols = type = -1, i = 0; -1 == type && |
if ((n->prev == NULL || |
i < (int)n->args->argc; i++) |
(n->prev->type == ROFFT_TEXT && |
switch (n->args->argv[i].arg) { |
strcmp(n->prev->string, "|") == 0)) && |
case (MDOC_Tag): |
(n->parent->tok == MDOC_It || |
/* FALLTHROUGH */ |
(n->parent->tok == MDOC_Xo && |
case (MDOC_Diag): |
n->parent->parent->prev == NULL && |
/* FALLTHROUGH */ |
n->parent->parent->parent->tok == MDOC_It))) |
case (MDOC_Hang): |
tag_put(NULL, TAG_STRONG, n); |
/* FALLTHROUGH */ |
post_delim_nb(mdoc); |
case (MDOC_Ohang): |
} |
/* FALLTHROUGH */ |
|
case (MDOC_Inset): |
static void |
/* FALLTHROUGH */ |
post_es(POST_ARGS) |
case (MDOC_Bullet): |
{ |
/* FALLTHROUGH */ |
post_obsolete(mdoc); |
case (MDOC_Dash): |
mdoc->last_es = mdoc->last; |
/* FALLTHROUGH */ |
} |
case (MDOC_Enum): |
|
/* FALLTHROUGH */ |
static void |
case (MDOC_Hyphen): |
post_xx(POST_ARGS) |
/* FALLTHROUGH */ |
{ |
case (MDOC_Item): |
struct roff_node *n; |
type = n->args->argv[i].arg; |
const char *os; |
|
char *v; |
|
|
|
post_delim_nb(mdoc); |
|
|
|
n = mdoc->last; |
|
switch (n->tok) { |
|
case MDOC_Bsx: |
|
os = "BSD/OS"; |
|
break; |
|
case MDOC_Dx: |
|
os = "DragonFly"; |
|
break; |
|
case MDOC_Fx: |
|
os = "FreeBSD"; |
|
break; |
|
case MDOC_Nx: |
|
os = "NetBSD"; |
|
if (n->child == NULL) |
break; |
break; |
case (MDOC_Column): |
v = n->child->string; |
type = n->args->argv[i].arg; |
if ((v[0] != '0' && v[0] != '1') || v[1] != '.' || |
cols = (int)n->args->argv[i].sz; |
v[2] < '0' || v[2] > '9' || |
|
v[3] < 'a' || v[3] > 'z' || v[4] != '\0') |
break; |
break; |
default: |
n->child->flags |= NODE_NOPRT; |
break; |
mdoc->next = ROFF_NEXT_CHILD; |
} |
roff_word_alloc(mdoc, n->child->line, n->child->pos, v); |
|
v = mdoc->last->string; |
if (-1 == type) { |
v[3] = toupper((unsigned char)v[3]); |
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE); |
mdoc->last->flags |= NODE_NOSRC; |
return(0); |
mdoc->last = n; |
|
break; |
|
case MDOC_Ox: |
|
os = "OpenBSD"; |
|
break; |
|
case MDOC_Ux: |
|
os = "UNIX"; |
|
break; |
|
default: |
|
abort(); |
} |
} |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
roff_word_alloc(mdoc, n->line, n->pos, os); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = n; |
|
} |
|
|
switch (type) { |
static void |
case (MDOC_Tag): |
post_it(POST_ARGS) |
if (NULL == mdoc->last->head->child) |
{ |
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) |
struct roff_node *nbl, *nit, *nch; |
return(0); |
int i, cols; |
|
enum mdoc_list lt; |
|
|
|
post_prevpar(mdoc); |
|
|
|
nit = mdoc->last; |
|
if (nit->type != ROFFT_BLOCK) |
|
return; |
|
|
|
nbl = nit->parent->parent; |
|
lt = nbl->norm->Bl.type; |
|
|
|
switch (lt) { |
|
case LIST_tag: |
|
case LIST_hang: |
|
case LIST_ohang: |
|
case LIST_inset: |
|
case LIST_diag: |
|
if (nit->head->child == NULL) |
|
mandoc_msg(MANDOCERR_IT_NOHEAD, |
|
nit->line, nit->pos, "Bl -%s It", |
|
mdoc_argnames[nbl->args->argv[0].arg]); |
break; |
break; |
case (MDOC_Hang): |
case LIST_bullet: |
|
case LIST_dash: |
|
case LIST_enum: |
|
case LIST_hyphen: |
|
if (nit->body == NULL || nit->body->child == NULL) |
|
mandoc_msg(MANDOCERR_IT_NOBODY, |
|
nit->line, nit->pos, "Bl -%s It", |
|
mdoc_argnames[nbl->args->argv[0].arg]); |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Ohang): |
case LIST_item: |
/* FALLTHROUGH */ |
if ((nch = nit->head->child) != NULL) |
case (MDOC_Inset): |
mandoc_msg(MANDOCERR_ARG_SKIP, |
/* FALLTHROUGH */ |
nit->line, nit->pos, "It %s", |
case (MDOC_Diag): |
nch->type == ROFFT_TEXT ? nch->string : |
if (NULL == mdoc->last->head->child) |
roff_name[nch->tok]); |
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; |
break; |
case (MDOC_Bullet): |
case LIST_column: |
/* FALLTHROUGH */ |
cols = (int)nbl->norm->Bl.ncols; |
case (MDOC_Dash): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Enum): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hyphen): |
|
/* FALLTHROUGH */ |
|
case (MDOC_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 (MDOC_Column): |
|
assert(NULL == mdoc->last->head->child); |
|
if (NULL == mdoc->last->body->child) |
|
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY)) |
|
return(0); |
|
|
|
/* Count up the number of columns. */ |
assert(nit->head->child == NULL); |
c = mdoc->last->child; |
|
for (i = 0; c; c = c->next) |
|
if (MDOC_BODY == c->type) |
|
i++; |
|
|
|
if (i < cols) { |
if (nit->head->next->child == NULL && |
if ( ! mdoc_vmsg(mdoc, MANDOCERR_ARGCOUNT, |
nit->head->next->next == NULL) { |
mdoc->last->line, |
mandoc_msg(MANDOCERR_MACRO_EMPTY, |
mdoc->last->pos, |
nit->line, nit->pos, "It"); |
"columns == %d (have %d)", |
roff_node_delete(mdoc, nit); |
cols, i)) |
|
return(0); |
|
break; |
break; |
} else if (i == cols || i == cols + 1) |
} |
break; |
|
|
|
mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT, |
i = 0; |
mdoc->last->line, mdoc->last->pos, |
for (nch = nit->child; nch != NULL; nch = nch->next) { |
"columns == %d (have %d)", cols, i); |
if (nch->type != ROFFT_BODY) |
return(0); |
continue; |
default: |
if (i++ && nch->flags & NODE_LINE) |
|
mandoc_msg(MANDOCERR_TA_LINE, |
|
nch->line, nch->pos, "Ta"); |
|
} |
|
if (i < cols || i > cols + 1) |
|
mandoc_msg(MANDOCERR_BL_COL, nit->line, nit->pos, |
|
"%d columns, %d cells", cols, i); |
|
else if (nit->head->next->child != NULL && |
|
nit->head->next->child->flags & NODE_LINE) |
|
mandoc_msg(MANDOCERR_IT_NOARG, |
|
nit->line, nit->pos, "Bl -column It"); |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
|
} |
|
|
return(1); |
static void |
|
post_bl_block(POST_ARGS) |
|
{ |
|
struct roff_node *n, *ni, *nc; |
|
|
|
post_prevpar(mdoc); |
|
|
|
n = mdoc->last; |
|
for (ni = n->body->child; ni != NULL; ni = ni->next) { |
|
if (ni->body == NULL) |
|
continue; |
|
nc = ni->body->last; |
|
while (nc != NULL) { |
|
switch (nc->tok) { |
|
case MDOC_Pp: |
|
case ROFF_br: |
|
break; |
|
default: |
|
nc = NULL; |
|
continue; |
|
} |
|
if (ni->next == NULL) { |
|
mandoc_msg(MANDOCERR_PAR_MOVE, nc->line, |
|
nc->pos, "%s", roff_name[nc->tok]); |
|
roff_node_relink(mdoc, nc); |
|
} else if (n->norm->Bl.comp == 0 && |
|
n->norm->Bl.type != LIST_column) { |
|
mandoc_msg(MANDOCERR_PAR_SKIP, |
|
nc->line, nc->pos, |
|
"%s before It", roff_name[nc->tok]); |
|
roff_node_delete(mdoc, nc); |
|
} else |
|
break; |
|
nc = ni->body->last; |
|
} |
|
} |
} |
} |
|
|
|
/* |
|
* If the argument of -offset or -width is a macro, |
|
* replace it with the associated default width. |
|
*/ |
|
static void |
|
rewrite_macro2len(struct roff_man *mdoc, char **arg) |
|
{ |
|
size_t width; |
|
enum roff_tok tok; |
|
|
static int |
if (*arg == NULL) |
post_bl_head(POST_ARGS) |
return; |
|
else if ( ! strcmp(*arg, "Ds")) |
|
width = 6; |
|
else if ((tok = roffhash_find(mdoc->mdocmac, *arg, 0)) == TOKEN_NONE) |
|
return; |
|
else |
|
width = macro2len(tok); |
|
|
|
free(*arg); |
|
mandoc_asprintf(arg, "%zun", width); |
|
} |
|
|
|
static void |
|
post_bl_head(POST_ARGS) |
{ |
{ |
int i; |
struct roff_node *nbl, *nh, *nch, *nnext; |
const struct mdoc_node *n; |
struct mdoc_argv *argv; |
const struct mdoc_argv *a; |
int i, j; |
|
|
n = mdoc->last->parent; |
post_bl_norm(mdoc); |
assert(n->args); |
|
|
|
for (i = 0; i < (int)n->args->argc; i++) { |
nh = mdoc->last; |
a = &n->args->argv[i]; |
if (nh->norm->Bl.type != LIST_column) { |
if (a->arg == MDOC_Column) { |
if ((nch = nh->child) == NULL) |
if (a->sz && mdoc->last->nchild) |
return; |
return(mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS)); |
mandoc_msg(MANDOCERR_ARG_EXCESS, |
return(1); |
nch->line, nch->pos, "Bl ... %s", nch->string); |
|
while (nch != NULL) { |
|
roff_node_delete(mdoc, nch); |
|
nch = nh->child; |
} |
} |
|
return; |
} |
} |
|
|
if (0 == (i = mdoc->last->nchild)) |
/* |
return(1); |
* Append old-style lists, where the column width specifiers |
return(warn_count(mdoc, "==", 0, "line arguments", i)); |
* trail as macro parameters, to the new-style ("normal-form") |
} |
* lists where they're argument values following -column. |
|
*/ |
|
|
|
if (nh->child == NULL) |
|
return; |
|
|
static int |
nbl = nh->parent; |
|
for (j = 0; j < (int)nbl->args->argc; j++) |
|
if (nbl->args->argv[j].arg == MDOC_Column) |
|
break; |
|
|
|
assert(j < (int)nbl->args->argc); |
|
|
|
/* |
|
* Accommodate for new-style groff column syntax. Shuffle the |
|
* child nodes, all of which must be TEXT, as arguments for the |
|
* column field. Then, delete the head children. |
|
*/ |
|
|
|
argv = nbl->args->argv + j; |
|
i = argv->sz; |
|
for (nch = nh->child; nch != NULL; nch = nch->next) |
|
argv->sz++; |
|
argv->value = mandoc_reallocarray(argv->value, |
|
argv->sz, sizeof(char *)); |
|
|
|
nh->norm->Bl.ncols = argv->sz; |
|
nh->norm->Bl.cols = (void *)argv->value; |
|
|
|
for (nch = nh->child; nch != NULL; nch = nnext) { |
|
argv->value[i++] = nch->string; |
|
nch->string = NULL; |
|
nnext = nch->next; |
|
roff_node_delete(NULL, nch); |
|
} |
|
nh->child = NULL; |
|
} |
|
|
|
static void |
post_bl(POST_ARGS) |
post_bl(POST_ARGS) |
{ |
{ |
struct mdoc_node *n; |
struct roff_node *nbody; /* of the Bl */ |
|
struct roff_node *nchild, *nnext; /* of the Bl body */ |
|
const char *prev_Er; |
|
int order; |
|
|
if (MDOC_HEAD == mdoc->last->type) |
nbody = mdoc->last; |
return(post_bl_head(mdoc)); |
switch (nbody->type) { |
if (MDOC_BODY != mdoc->last->type) |
case ROFFT_BLOCK: |
return(1); |
post_bl_block(mdoc); |
if (NULL == mdoc->last->child) |
return; |
return(1); |
case ROFFT_HEAD: |
|
post_bl_head(mdoc); |
|
return; |
|
case ROFFT_BODY: |
|
break; |
|
default: |
|
return; |
|
} |
|
if (nbody->end != ENDBODY_NOT) |
|
return; |
|
|
/* |
/* |
* We only allow certain children of `Bl'. This is usually on |
* Up to the first item, move nodes before the list, |
* `It', but apparently `Sm' occurs here and there, so we let |
* but leave transparent nodes where they are |
* that one through, too. |
* if they precede an item. |
|
* The next non-transparent node is kept in nchild. |
|
* It only needs to be updated after a non-transparent |
|
* node was moved out, and at the very beginning |
|
* when no node at all was moved yet. |
*/ |
*/ |
|
|
/* LINTED */ |
nchild = mdoc->last; |
for (n = mdoc->last->child; n; n = n->next) { |
for (;;) { |
if (MDOC_BLOCK == n->type && MDOC_It == n->tok) |
if (nchild == mdoc->last) |
continue; |
nchild = roff_node_child(nbody); |
if (MDOC_Sm == n->tok) |
if (nchild == NULL) { |
continue; |
mdoc->last = nbody; |
mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD); |
mandoc_msg(MANDOCERR_BLK_EMPTY, |
return(0); |
nbody->line, nbody->pos, "Bl"); |
|
return; |
|
} |
|
if (nchild->tok == MDOC_It) { |
|
mdoc->last = nbody; |
|
break; |
|
} |
|
mandoc_msg(MANDOCERR_BL_MOVE, nbody->child->line, |
|
nbody->child->pos, "%s", roff_name[nbody->child->tok]); |
|
if (nbody->parent->prev == NULL) { |
|
mdoc->last = nbody->parent->parent; |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
} else { |
|
mdoc->last = nbody->parent->prev; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
} |
|
roff_node_relink(mdoc, nbody->child); |
} |
} |
|
|
return(1); |
/* |
} |
* We have reached the first item, |
|
* so moving nodes out is no longer possible. |
|
* But in .Bl -column, the first rows may be implicit, |
|
* that is, they may not start with .It macros. |
|
* Such rows may be followed by nodes generated on the |
|
* roff level, for example .TS. |
|
* Wrap such roff nodes into an implicit row. |
|
*/ |
|
|
|
while (nchild != NULL) { |
|
if (nchild->tok == MDOC_It) { |
|
nchild = roff_node_next(nchild); |
|
continue; |
|
} |
|
nnext = nchild->next; |
|
mdoc->last = nchild->prev; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
roff_block_alloc(mdoc, nchild->line, nchild->pos, MDOC_It); |
|
roff_head_alloc(mdoc, nchild->line, nchild->pos, MDOC_It); |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
roff_body_alloc(mdoc, nchild->line, nchild->pos, MDOC_It); |
|
while (nchild->tok != MDOC_It) { |
|
roff_node_relink(mdoc, nchild); |
|
if (nnext == NULL) |
|
break; |
|
nchild = nnext; |
|
nnext = nchild->next; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
} |
|
mdoc->last = nbody; |
|
} |
|
|
static int |
if (mdoc->meta.os_e != MANDOC_OS_NETBSD) |
ebool(struct mdoc *mdoc) |
return; |
{ |
|
struct mdoc_node *n; |
|
|
|
/* LINTED */ |
prev_Er = NULL; |
for (n = mdoc->last->child; n; n = n->next) { |
for (nchild = nbody->child; nchild != NULL; nchild = nchild->next) { |
if (MDOC_TEXT != n->type) |
if (nchild->tok != MDOC_It) |
break; |
|
if (0 == strcmp(n->string, "on")) |
|
continue; |
continue; |
if (0 == strcmp(n->string, "off")) |
if ((nnext = nchild->head->child) == NULL) |
continue; |
continue; |
break; |
if (nnext->type == ROFFT_BLOCK) |
|
nnext = nnext->body->child; |
|
if (nnext == NULL || nnext->tok != MDOC_Er) |
|
continue; |
|
nnext = nnext->child; |
|
if (prev_Er != NULL) { |
|
order = strcmp(prev_Er, nnext->string); |
|
if (order > 0) |
|
mandoc_msg(MANDOCERR_ER_ORDER, |
|
nnext->line, nnext->pos, |
|
"Er %s %s (NetBSD)", |
|
prev_Er, nnext->string); |
|
else if (order == 0) |
|
mandoc_msg(MANDOCERR_ER_REP, |
|
nnext->line, nnext->pos, |
|
"Er %s (NetBSD)", prev_Er); |
|
} |
|
prev_Er = nnext->string; |
} |
} |
|
} |
|
|
if (NULL == n) |
static void |
return(1); |
post_bk(POST_ARGS) |
return(mdoc_nmsg(mdoc, n, MANDOCERR_BADBOOL)); |
{ |
|
struct roff_node *n; |
|
|
|
n = mdoc->last; |
|
|
|
if (n->type == ROFFT_BLOCK && n->body->child == NULL) { |
|
mandoc_msg(MANDOCERR_BLK_EMPTY, n->line, n->pos, "Bk"); |
|
roff_node_delete(mdoc, n); |
|
} |
} |
} |
|
|
|
static void |
|
post_sm(POST_ARGS) |
|
{ |
|
struct roff_node *nch; |
|
|
static int |
nch = mdoc->last->child; |
|
|
|
if (nch == NULL) { |
|
mdoc->flags ^= MDOC_SMOFF; |
|
return; |
|
} |
|
|
|
assert(nch->type == ROFFT_TEXT); |
|
|
|
if ( ! strcmp(nch->string, "on")) { |
|
mdoc->flags &= ~MDOC_SMOFF; |
|
return; |
|
} |
|
if ( ! strcmp(nch->string, "off")) { |
|
mdoc->flags |= MDOC_SMOFF; |
|
return; |
|
} |
|
|
|
mandoc_msg(MANDOCERR_SM_BAD, nch->line, nch->pos, |
|
"%s %s", roff_name[mdoc->last->tok], nch->string); |
|
roff_node_relink(mdoc, nch); |
|
return; |
|
} |
|
|
|
static void |
post_root(POST_ARGS) |
post_root(POST_ARGS) |
{ |
{ |
|
struct roff_node *n; |
|
|
if (NULL == mdoc->first->child) |
/* Add missing prologue data. */ |
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); |
if (mdoc->meta.date == NULL) |
|
mdoc->meta.date = mandoc_normdate(NULL, NULL); |
|
|
|
if (mdoc->meta.title == NULL) { |
|
mandoc_msg(MANDOCERR_DT_NOTITLE, 0, 0, "EOF"); |
|
mdoc->meta.title = mandoc_strdup("UNTITLED"); |
|
} |
|
|
|
if (mdoc->meta.vol == NULL) |
|
mdoc->meta.vol = mandoc_strdup("LOCAL"); |
|
|
|
if (mdoc->meta.os == NULL) { |
|
mandoc_msg(MANDOCERR_OS_MISSING, 0, 0, NULL); |
|
mdoc->meta.os = mandoc_strdup(""); |
|
} else if (mdoc->meta.os_e && |
|
(mdoc->meta.rcsids & (1 << mdoc->meta.os_e)) == 0) |
|
mandoc_msg(MANDOCERR_RCS_MISSING, 0, 0, |
|
mdoc->meta.os_e == MANDOC_OS_OPENBSD ? |
|
"(OpenBSD)" : "(NetBSD)"); |
|
|
|
if (mdoc->meta.arch != NULL && |
|
arch_valid(mdoc->meta.arch, mdoc->meta.os_e) == 0) { |
|
n = mdoc->meta.first->child; |
|
while (n->tok != MDOC_Dt || |
|
n->child == NULL || |
|
n->child->next == NULL || |
|
n->child->next->next == NULL) |
|
n = n->next; |
|
n = n->child->next->next; |
|
mandoc_msg(MANDOCERR_ARCH_BAD, n->line, n->pos, |
|
"Dt ... %s %s", mdoc->meta.arch, |
|
mdoc->meta.os_e == MANDOC_OS_OPENBSD ? |
|
"(OpenBSD)" : "(NetBSD)"); |
|
} |
|
|
|
/* Check that we begin with a proper `Sh'. */ |
|
|
|
n = mdoc->meta.first->child; |
|
while (n != NULL && |
|
(n->type == ROFFT_COMMENT || |
|
(n->tok >= MDOC_Dd && |
|
mdoc_macro(n->tok)->flags & MDOC_PROLOGUE))) |
|
n = n->next; |
|
|
|
if (n == NULL) |
|
mandoc_msg(MANDOCERR_DOC_EMPTY, 0, 0, NULL); |
|
else if (n->tok != MDOC_Sh) |
|
mandoc_msg(MANDOCERR_SEC_BEFORE, n->line, n->pos, |
|
"%s", roff_name[n->tok]); |
} |
} |
|
|
|
static void |
|
post_rs(POST_ARGS) |
|
{ |
|
struct roff_node *np, *nch, *next, *prev; |
|
int i, j; |
|
|
static int |
np = mdoc->last; |
post_st(POST_ARGS) |
|
|
if (np->type != ROFFT_BODY) |
|
return; |
|
|
|
if (np->child == NULL) { |
|
mandoc_msg(MANDOCERR_RS_EMPTY, np->line, np->pos, "Rs"); |
|
return; |
|
} |
|
|
|
/* |
|
* The full `Rs' block needs special handling to order the |
|
* sub-elements according to `rsord'. Pick through each element |
|
* and correctly order it. This is an insertion sort. |
|
*/ |
|
|
|
next = NULL; |
|
for (nch = np->child->next; nch != NULL; nch = next) { |
|
/* Determine order number of this child. */ |
|
for (i = 0; i < RSORD_MAX; i++) |
|
if (rsord[i] == nch->tok) |
|
break; |
|
|
|
if (i == RSORD_MAX) { |
|
mandoc_msg(MANDOCERR_RS_BAD, nch->line, nch->pos, |
|
"%s", roff_name[nch->tok]); |
|
i = -1; |
|
} else if (nch->tok == MDOC__J || nch->tok == MDOC__B) |
|
np->norm->Rs.quote_T++; |
|
|
|
/* |
|
* Remove this child from the chain. This somewhat |
|
* repeats roff_node_unlink(), but since we're |
|
* just re-ordering, there's no need for the |
|
* full unlink process. |
|
*/ |
|
|
|
if ((next = nch->next) != NULL) |
|
next->prev = nch->prev; |
|
|
|
if ((prev = nch->prev) != NULL) |
|
prev->next = nch->next; |
|
|
|
nch->prev = nch->next = NULL; |
|
|
|
/* |
|
* Scan back until we reach a node that's |
|
* to be ordered before this child. |
|
*/ |
|
|
|
for ( ; prev ; prev = prev->prev) { |
|
/* Determine order of `prev'. */ |
|
for (j = 0; j < RSORD_MAX; j++) |
|
if (rsord[j] == prev->tok) |
|
break; |
|
if (j == RSORD_MAX) |
|
j = -1; |
|
|
|
if (j <= i) |
|
break; |
|
} |
|
|
|
/* |
|
* Set this child back into its correct place |
|
* in front of the `prev' node. |
|
*/ |
|
|
|
nch->prev = prev; |
|
|
|
if (prev == NULL) { |
|
np->child->prev = nch; |
|
nch->next = np->child; |
|
np->child = nch; |
|
} else { |
|
if (prev->next) |
|
prev->next->prev = nch; |
|
nch->next = prev->next; |
|
prev->next = nch; |
|
} |
|
} |
|
} |
|
|
|
/* |
|
* For some arguments of some macros, |
|
* convert all breakable hyphens into ASCII_HYPH. |
|
*/ |
|
static void |
|
post_hyph(POST_ARGS) |
{ |
{ |
|
struct roff_node *nch; |
|
char *cp; |
|
|
if (mdoc_a2st(mdoc->last->child->string)) |
for (nch = mdoc->last->child; nch != NULL; nch = nch->next) { |
return(1); |
if (nch->type != ROFFT_TEXT) |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD)); |
continue; |
|
cp = nch->string; |
|
if (*cp == '\0') |
|
continue; |
|
while (*(++cp) != '\0') |
|
if (*cp == '-' && |
|
isalpha((unsigned char)cp[-1]) && |
|
isalpha((unsigned char)cp[1])) |
|
*cp = ASCII_HYPH; |
|
} |
} |
} |
|
|
|
static void |
|
post_ns(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
static int |
n = mdoc->last; |
post_rs(POST_ARGS) |
if (n->flags & NODE_LINE || |
|
(n->next != NULL && n->next->flags & NODE_DELIMC)) |
|
mandoc_msg(MANDOCERR_NS_SKIP, n->line, n->pos, NULL); |
|
} |
|
|
|
static void |
|
post_sx(POST_ARGS) |
{ |
{ |
struct mdoc_node *nn; |
post_delim(mdoc); |
|
post_hyph(mdoc); |
|
} |
|
|
if (MDOC_BODY != mdoc->last->type) |
static void |
return(1); |
post_sh(POST_ARGS) |
|
{ |
|
post_section(mdoc); |
|
|
for (nn = mdoc->last->child; nn; nn = nn->next) |
switch (mdoc->last->type) { |
switch (nn->tok) { |
case ROFFT_HEAD: |
case(MDOC__U): |
post_sh_head(mdoc); |
/* FALLTHROUGH */ |
break; |
case(MDOC__Q): |
case ROFFT_BODY: |
/* FALLTHROUGH */ |
switch (mdoc->lastsec) { |
case(MDOC__C): |
case SEC_NAME: |
/* FALLTHROUGH */ |
post_sh_name(mdoc); |
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; |
break; |
|
case SEC_SEE_ALSO: |
|
post_sh_see_also(mdoc); |
|
break; |
|
case SEC_AUTHORS: |
|
post_sh_authors(mdoc); |
|
break; |
default: |
default: |
mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD); |
break; |
return(0); |
|
} |
} |
|
break; |
return(1); |
default: |
|
break; |
|
} |
} |
} |
|
|
|
static void |
static int |
post_sh_name(POST_ARGS) |
post_sh(POST_ARGS) |
|
{ |
{ |
|
struct roff_node *n; |
|
int hasnm, hasnd; |
|
|
if (MDOC_HEAD == mdoc->last->type) |
hasnm = hasnd = 0; |
return(post_sh_head(mdoc)); |
|
if (MDOC_BODY == mdoc->last->type) |
|
return(post_sh_body(mdoc)); |
|
|
|
return(1); |
for (n = mdoc->last->child; n != NULL; n = n->next) { |
|
switch (n->tok) { |
|
case MDOC_Nm: |
|
if (hasnm && n->child != NULL) |
|
mandoc_msg(MANDOCERR_NAMESEC_PUNCT, |
|
n->line, n->pos, |
|
"Nm %s", n->child->string); |
|
hasnm = 1; |
|
continue; |
|
case MDOC_Nd: |
|
hasnd = 1; |
|
if (n->next != NULL) |
|
mandoc_msg(MANDOCERR_NAMESEC_ND, |
|
n->line, n->pos, NULL); |
|
break; |
|
case TOKEN_NONE: |
|
if (n->type == ROFFT_TEXT && |
|
n->string[0] == ',' && n->string[1] == '\0' && |
|
n->next != NULL && n->next->tok == MDOC_Nm) { |
|
n = n->next; |
|
continue; |
|
} |
|
/* FALLTHROUGH */ |
|
default: |
|
mandoc_msg(MANDOCERR_NAMESEC_BAD, |
|
n->line, n->pos, "%s", roff_name[n->tok]); |
|
continue; |
|
} |
|
break; |
|
} |
|
|
|
if ( ! hasnm) |
|
mandoc_msg(MANDOCERR_NAMESEC_NONM, |
|
mdoc->last->line, mdoc->last->pos, NULL); |
|
if ( ! hasnd) |
|
mandoc_msg(MANDOCERR_NAMESEC_NOND, |
|
mdoc->last->line, mdoc->last->pos, NULL); |
} |
} |
|
|
|
static void |
static int |
post_sh_see_also(POST_ARGS) |
post_sh_body(POST_ARGS) |
|
{ |
{ |
struct mdoc_node *n; |
const struct roff_node *n; |
|
const char *name, *sec; |
|
const char *lastname, *lastsec, *lastpunct; |
|
int cmp; |
|
|
if (SEC_NAME != mdoc->lastsec) |
n = mdoc->last->child; |
return(1); |
lastname = lastsec = lastpunct = NULL; |
|
while (n != NULL) { |
|
if (n->tok != MDOC_Xr || |
|
n->child == NULL || |
|
n->child->next == NULL) |
|
break; |
|
|
/* |
/* Process one .Xr node. */ |
* 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)) |
name = n->child->string; |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC)); |
sec = n->child->next->string; |
|
if (lastsec != NULL) { |
|
if (lastpunct[0] != ',' || lastpunct[1] != '\0') |
|
mandoc_msg(MANDOCERR_XR_PUNCT, n->line, |
|
n->pos, "%s before %s(%s)", |
|
lastpunct, name, sec); |
|
cmp = strcmp(lastsec, sec); |
|
if (cmp > 0) |
|
mandoc_msg(MANDOCERR_XR_ORDER, n->line, |
|
n->pos, "%s(%s) after %s(%s)", |
|
name, sec, lastname, lastsec); |
|
else if (cmp == 0 && |
|
strcasecmp(lastname, name) > 0) |
|
mandoc_msg(MANDOCERR_XR_ORDER, n->line, |
|
n->pos, "%s after %s", name, lastname); |
|
} |
|
lastname = name; |
|
lastsec = sec; |
|
|
for ( ; n && n->next; n = n->next) { |
/* Process the following node. */ |
if (MDOC_ELEM == n->type && MDOC_Nm == n->tok) |
|
|
n = n->next; |
|
if (n == NULL) |
|
break; |
|
if (n->tok == MDOC_Xr) { |
|
lastpunct = "none"; |
continue; |
continue; |
if (MDOC_TEXT == n->type) |
} |
continue; |
if (n->type != ROFFT_TEXT) |
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC)) |
break; |
return(0); |
for (name = n->string; *name != '\0'; name++) |
|
if (isalpha((const unsigned char)*name)) |
|
return; |
|
lastpunct = n->string; |
|
if (n->next == NULL || n->next->tok == MDOC_Rs) |
|
mandoc_msg(MANDOCERR_XR_PUNCT, n->line, |
|
n->pos, "%s after %s(%s)", |
|
lastpunct, lastname, lastsec); |
|
n = n->next; |
} |
} |
|
} |
|
|
assert(n); |
static int |
if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok) |
child_an(const struct roff_node *n) |
return(1); |
{ |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC)); |
|
|
for (n = n->child; n != NULL; n = n->next) |
|
if ((n->tok == MDOC_An && n->child != NULL) || child_an(n)) |
|
return 1; |
|
return 0; |
} |
} |
|
|
|
static void |
|
post_sh_authors(POST_ARGS) |
|
{ |
|
|
|
if ( ! child_an(mdoc->last)) |
|
mandoc_msg(MANDOCERR_AN_MISSING, |
|
mdoc->last->line, mdoc->last->pos, NULL); |
|
} |
|
|
|
/* |
|
* Return an upper bound for the string distance (allowing |
|
* transpositions). Not a full Levenshtein implementation |
|
* because Levenshtein is quadratic in the string length |
|
* and this function is called for every standard name, |
|
* so the check for each custom name would be cubic. |
|
* The following crude heuristics is linear, resulting |
|
* in quadratic behaviour for checking one custom name, |
|
* which does not cause measurable slowdown. |
|
*/ |
static int |
static int |
|
similar(const char *s1, const char *s2) |
|
{ |
|
const int maxdist = 3; |
|
int dist = 0; |
|
|
|
while (s1[0] != '\0' && s2[0] != '\0') { |
|
if (s1[0] == s2[0]) { |
|
s1++; |
|
s2++; |
|
continue; |
|
} |
|
if (++dist > maxdist) |
|
return INT_MAX; |
|
if (s1[1] == s2[1]) { /* replacement */ |
|
s1++; |
|
s2++; |
|
} else if (s1[0] == s2[1] && s1[1] == s2[0]) { |
|
s1 += 2; /* transposition */ |
|
s2 += 2; |
|
} else if (s1[0] == s2[1]) /* insertion */ |
|
s2++; |
|
else if (s1[1] == s2[0]) /* deletion */ |
|
s1++; |
|
else |
|
return INT_MAX; |
|
} |
|
dist += strlen(s1) + strlen(s2); |
|
return dist > maxdist ? INT_MAX : dist; |
|
} |
|
|
|
static void |
post_sh_head(POST_ARGS) |
post_sh_head(POST_ARGS) |
{ |
{ |
char buf[BUFSIZ]; |
struct roff_node *nch; |
enum mdoc_sec sec; |
const char *goodsec; |
const struct mdoc_node *n; |
const char *const *testsec; |
|
int dist, mindist; |
|
enum roff_sec sec; |
|
|
/* |
/* |
* Process a new section. Sections are either "named" or |
* Process a new section. Sections are either "named" or |
* "custom"; custom sections are user-defined, while named ones |
* "custom". Custom sections are user-defined, while named ones |
* usually follow a conventional order and may only appear in |
* follow a conventional order and may only appear in certain |
* certain manual sections. |
* manual sections. |
*/ |
*/ |
|
|
buf[0] = '\0'; |
sec = mdoc->last->sec; |
|
|
/* |
/* The NAME should be first. */ |
* 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) { |
if (sec != SEC_NAME && mdoc->lastnamed == SEC_NONE) |
/* XXX - copied from compact(). */ |
mandoc_msg(MANDOCERR_NAMESEC_FIRST, |
assert(MDOC_TEXT == n->type); |
mdoc->last->line, mdoc->last->pos, "Sh %s", |
|
sec != SEC_CUSTOM ? secnames[sec] : |
|
(nch = mdoc->last->child) == NULL ? "" : |
|
nch->type == ROFFT_TEXT ? nch->string : |
|
roff_name[nch->tok]); |
|
|
if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) { |
/* The SYNOPSIS gets special attention in other areas. */ |
mdoc_nmsg(mdoc, n, MANDOCERR_MEM); |
|
return(0); |
if (sec == SEC_SYNOPSIS) { |
} |
roff_setreg(mdoc->roff, "nS", 1, '='); |
if (NULL == n->next) |
mdoc->flags |= MDOC_SYNOPSIS; |
continue; |
} else { |
if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) { |
roff_setreg(mdoc->roff, "nS", 0, '='); |
mdoc_nmsg(mdoc, n, MANDOCERR_MEM); |
mdoc->flags &= ~MDOC_SYNOPSIS; |
return(0); |
|
} |
|
} |
} |
|
if (sec == SEC_DESCRIPTION) |
|
fn_prio = TAG_STRONG; |
|
|
sec = mdoc_str2sec(buf); |
/* Mark our last section. */ |
|
|
/* |
mdoc->lastsec = sec; |
* 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) |
/* We don't care about custom sections after this. */ |
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST)) |
|
return(0); |
|
|
|
if (SEC_CUSTOM == sec) |
if (sec == SEC_CUSTOM) { |
return(1); |
if ((nch = mdoc->last->child) == NULL || |
|
nch->type != ROFFT_TEXT || nch->next != NULL) |
|
return; |
|
goodsec = NULL; |
|
mindist = INT_MAX; |
|
for (testsec = secnames + 1; *testsec != NULL; testsec++) { |
|
dist = similar(nch->string, *testsec); |
|
if (dist < mindist) { |
|
goodsec = *testsec; |
|
mindist = dist; |
|
} |
|
} |
|
if (goodsec != NULL) |
|
mandoc_msg(MANDOCERR_SEC_TYPO, nch->line, nch->pos, |
|
"Sh %s instead of %s", nch->string, goodsec); |
|
return; |
|
} |
|
|
|
/* |
|
* Check whether our non-custom section is being repeated or is |
|
* out of order. |
|
*/ |
|
|
if (sec == mdoc->lastnamed) |
if (sec == mdoc->lastnamed) |
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP)) |
mandoc_msg(MANDOCERR_SEC_REP, mdoc->last->line, |
return(0); |
mdoc->last->pos, "Sh %s", secnames[sec]); |
|
|
if (sec < mdoc->lastnamed) |
if (sec < mdoc->lastnamed) |
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO)) |
mandoc_msg(MANDOCERR_SEC_ORDER, mdoc->last->line, |
return(0); |
mdoc->last->pos, "Sh %s", secnames[sec]); |
|
|
/* |
/* Mark the last named section. */ |
* Check particular section/manual conventions. LIBRARY can |
|
* only occur in manual section 2, 3, and 9. |
|
*/ |
|
|
|
|
mdoc->lastnamed = sec; |
|
|
|
/* Check particular section/manual conventions. */ |
|
|
|
if (mdoc->meta.msec == NULL) |
|
return; |
|
|
|
goodsec = NULL; |
switch (sec) { |
switch (sec) { |
case (SEC_LIBRARY): |
case SEC_ERRORS: |
assert(mdoc->meta.msec); |
if (*mdoc->meta.msec == '4') |
|
break; |
|
goodsec = "2, 3, 4, 9"; |
|
/* FALLTHROUGH */ |
|
case SEC_RETURN_VALUES: |
|
case SEC_LIBRARY: |
if (*mdoc->meta.msec == '2') |
if (*mdoc->meta.msec == '2') |
break; |
break; |
if (*mdoc->meta.msec == '3') |
if (*mdoc->meta.msec == '3') |
break; |
break; |
|
if (NULL == goodsec) |
|
goodsec = "2, 3, 9"; |
|
/* FALLTHROUGH */ |
|
case SEC_CONTEXT: |
if (*mdoc->meta.msec == '9') |
if (*mdoc->meta.msec == '9') |
break; |
break; |
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC)); |
if (NULL == goodsec) |
|
goodsec = "9"; |
|
mandoc_msg(MANDOCERR_SEC_MSEC, |
|
mdoc->last->line, mdoc->last->pos, |
|
"Sh %s for %s only", secnames[sec], goodsec); |
|
break; |
default: |
default: |
break; |
break; |
} |
} |
|
} |
|
|
return(1); |
static void |
|
post_xr(POST_ARGS) |
|
{ |
|
struct roff_node *n, *nch; |
|
|
|
n = mdoc->last; |
|
nch = n->child; |
|
if (nch->next == NULL) { |
|
mandoc_msg(MANDOCERR_XR_NOSEC, |
|
n->line, n->pos, "Xr %s", nch->string); |
|
} else { |
|
assert(nch->next == n->last); |
|
if(mandoc_xr_add(nch->next->string, nch->string, |
|
nch->line, nch->pos)) |
|
mandoc_msg(MANDOCERR_XR_SELF, |
|
nch->line, nch->pos, "Xr %s %s", |
|
nch->string, nch->next->string); |
|
} |
|
post_delim_nb(mdoc); |
|
} |
|
|
|
static void |
|
post_section(POST_ARGS) |
|
{ |
|
struct roff_node *n, *nch; |
|
char *cp, *tag; |
|
|
|
n = mdoc->last; |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
post_prevpar(mdoc); |
|
return; |
|
case ROFFT_HEAD: |
|
tag = NULL; |
|
deroff(&tag, n); |
|
if (tag != NULL) { |
|
for (cp = tag; *cp != '\0'; cp++) |
|
if (*cp == ' ') |
|
*cp = '_'; |
|
if ((nch = n->child) != NULL && |
|
nch->type == ROFFT_TEXT && |
|
strcmp(nch->string, tag) == 0) |
|
tag_put(NULL, TAG_WEAK, n); |
|
else |
|
tag_put(tag, TAG_FALLBACK, n); |
|
free(tag); |
|
} |
|
post_delim(mdoc); |
|
post_hyph(mdoc); |
|
return; |
|
case ROFFT_BODY: |
|
break; |
|
default: |
|
return; |
|
} |
|
if ((nch = n->child) != NULL && |
|
(nch->tok == MDOC_Pp || nch->tok == ROFF_br || |
|
nch->tok == ROFF_sp)) { |
|
mandoc_msg(MANDOCERR_PAR_SKIP, nch->line, nch->pos, |
|
"%s after %s", roff_name[nch->tok], |
|
roff_name[n->tok]); |
|
roff_node_delete(mdoc, nch); |
|
} |
|
if ((nch = n->last) != NULL && |
|
(nch->tok == MDOC_Pp || nch->tok == ROFF_br)) { |
|
mandoc_msg(MANDOCERR_PAR_SKIP, nch->line, nch->pos, |
|
"%s at the end of %s", roff_name[nch->tok], |
|
roff_name[n->tok]); |
|
roff_node_delete(mdoc, nch); |
|
} |
|
} |
|
|
|
static void |
|
post_prevpar(POST_ARGS) |
|
{ |
|
struct roff_node *n, *np; |
|
|
|
n = mdoc->last; |
|
if (n->type != ROFFT_ELEM && n->type != ROFFT_BLOCK) |
|
return; |
|
if ((np = roff_node_prev(n)) == NULL) |
|
return; |
|
|
|
/* |
|
* Don't allow `Pp' prior to a paragraph-type |
|
* block: `Pp' or non-compact `Bd' or `Bl'. |
|
*/ |
|
|
|
if (np->tok != MDOC_Pp && np->tok != ROFF_br) |
|
return; |
|
if (n->tok == MDOC_Bl && n->norm->Bl.comp) |
|
return; |
|
if (n->tok == MDOC_Bd && n->norm->Bd.comp) |
|
return; |
|
if (n->tok == MDOC_It && n->parent->norm->Bl.comp) |
|
return; |
|
|
|
mandoc_msg(MANDOCERR_PAR_SKIP, np->line, np->pos, |
|
"%s before %s", roff_name[np->tok], roff_name[n->tok]); |
|
roff_node_delete(mdoc, np); |
|
} |
|
|
|
static void |
|
post_par(POST_ARGS) |
|
{ |
|
struct roff_node *np; |
|
|
|
fn_prio = TAG_STRONG; |
|
post_prevpar(mdoc); |
|
|
|
np = mdoc->last; |
|
if (np->child != NULL) |
|
mandoc_msg(MANDOCERR_ARG_SKIP, np->line, np->pos, |
|
"%s %s", roff_name[np->tok], np->child->string); |
|
} |
|
|
|
static void |
|
post_dd(POST_ARGS) |
|
{ |
|
struct roff_node *n; |
|
|
|
n = mdoc->last; |
|
n->flags |= NODE_NOPRT; |
|
|
|
if (mdoc->meta.date != NULL) { |
|
mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Dd"); |
|
free(mdoc->meta.date); |
|
} else if (mdoc->flags & MDOC_PBODY) |
|
mandoc_msg(MANDOCERR_PROLOG_LATE, n->line, n->pos, "Dd"); |
|
else if (mdoc->meta.title != NULL) |
|
mandoc_msg(MANDOCERR_PROLOG_ORDER, |
|
n->line, n->pos, "Dd after Dt"); |
|
else if (mdoc->meta.os != NULL) |
|
mandoc_msg(MANDOCERR_PROLOG_ORDER, |
|
n->line, n->pos, "Dd after Os"); |
|
|
|
if (mdoc->quick && n != NULL) |
|
mdoc->meta.date = mandoc_strdup(""); |
|
else |
|
mdoc->meta.date = mandoc_normdate(n->child, n); |
|
} |
|
|
|
static void |
|
post_dt(POST_ARGS) |
|
{ |
|
struct roff_node *nn, *n; |
|
const char *cp; |
|
char *p; |
|
|
|
n = mdoc->last; |
|
n->flags |= NODE_NOPRT; |
|
|
|
if (mdoc->flags & MDOC_PBODY) { |
|
mandoc_msg(MANDOCERR_DT_LATE, n->line, n->pos, "Dt"); |
|
return; |
|
} |
|
|
|
if (mdoc->meta.title != NULL) |
|
mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Dt"); |
|
else if (mdoc->meta.os != NULL) |
|
mandoc_msg(MANDOCERR_PROLOG_ORDER, |
|
n->line, n->pos, "Dt after Os"); |
|
|
|
free(mdoc->meta.title); |
|
free(mdoc->meta.msec); |
|
free(mdoc->meta.vol); |
|
free(mdoc->meta.arch); |
|
|
|
mdoc->meta.title = NULL; |
|
mdoc->meta.msec = NULL; |
|
mdoc->meta.vol = NULL; |
|
mdoc->meta.arch = NULL; |
|
|
|
/* Mandatory first argument: title. */ |
|
|
|
nn = n->child; |
|
if (nn == NULL || *nn->string == '\0') { |
|
mandoc_msg(MANDOCERR_DT_NOTITLE, n->line, n->pos, "Dt"); |
|
mdoc->meta.title = mandoc_strdup("UNTITLED"); |
|
} else { |
|
mdoc->meta.title = mandoc_strdup(nn->string); |
|
|
|
/* Check that all characters are uppercase. */ |
|
|
|
for (p = nn->string; *p != '\0'; p++) |
|
if (islower((unsigned char)*p)) { |
|
mandoc_msg(MANDOCERR_TITLE_CASE, nn->line, |
|
nn->pos + (int)(p - nn->string), |
|
"Dt %s", nn->string); |
|
break; |
|
} |
|
} |
|
|
|
/* Mandatory second argument: section. */ |
|
|
|
if (nn != NULL) |
|
nn = nn->next; |
|
|
|
if (nn == NULL) { |
|
mandoc_msg(MANDOCERR_MSEC_MISSING, n->line, n->pos, |
|
"Dt %s", mdoc->meta.title); |
|
mdoc->meta.vol = mandoc_strdup("LOCAL"); |
|
return; /* msec and arch remain NULL. */ |
|
} |
|
|
|
mdoc->meta.msec = mandoc_strdup(nn->string); |
|
|
|
/* Infer volume title from section number. */ |
|
|
|
cp = mandoc_a2msec(nn->string); |
|
if (cp == NULL) { |
|
mandoc_msg(MANDOCERR_MSEC_BAD, |
|
nn->line, nn->pos, "Dt ... %s", nn->string); |
|
mdoc->meta.vol = mandoc_strdup(nn->string); |
|
} else |
|
mdoc->meta.vol = mandoc_strdup(cp); |
|
|
|
/* Optional third argument: architecture. */ |
|
|
|
if ((nn = nn->next) == NULL) |
|
return; |
|
|
|
for (p = nn->string; *p != '\0'; p++) |
|
*p = tolower((unsigned char)*p); |
|
mdoc->meta.arch = mandoc_strdup(nn->string); |
|
|
|
/* Ignore fourth and later arguments. */ |
|
|
|
if ((nn = nn->next) != NULL) |
|
mandoc_msg(MANDOCERR_ARG_EXCESS, |
|
nn->line, nn->pos, "Dt ... %s", nn->string); |
|
} |
|
|
|
static void |
|
post_bx(POST_ARGS) |
|
{ |
|
struct roff_node *n, *nch; |
|
const char *macro; |
|
|
|
post_delim_nb(mdoc); |
|
|
|
n = mdoc->last; |
|
nch = n->child; |
|
|
|
if (nch != NULL) { |
|
macro = !strcmp(nch->string, "Open") ? "Ox" : |
|
!strcmp(nch->string, "Net") ? "Nx" : |
|
!strcmp(nch->string, "Free") ? "Fx" : |
|
!strcmp(nch->string, "DragonFly") ? "Dx" : NULL; |
|
if (macro != NULL) |
|
mandoc_msg(MANDOCERR_BX, |
|
n->line, n->pos, "%s", macro); |
|
mdoc->last = nch; |
|
nch = nch->next; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
} else |
|
mdoc->next = ROFF_NEXT_CHILD; |
|
roff_word_alloc(mdoc, n->line, n->pos, "BSD"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
|
|
if (nch == NULL) { |
|
mdoc->last = n; |
|
return; |
|
} |
|
|
|
roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->next = ROFF_NEXT_SIBLING; |
|
roff_word_alloc(mdoc, n->line, n->pos, "-"); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
roff_elem_alloc(mdoc, n->line, n->pos, MDOC_Ns); |
|
mdoc->last->flags |= NODE_NOSRC; |
|
mdoc->last = n; |
|
|
|
/* |
|
* Make `Bx's second argument always start with an uppercase |
|
* letter. Groff checks if it's an "accepted" term, but we just |
|
* uppercase blindly. |
|
*/ |
|
|
|
*nch->string = (char)toupper((unsigned char)*nch->string); |
|
} |
|
|
|
static void |
|
post_os(POST_ARGS) |
|
{ |
|
#ifndef OSNAME |
|
struct utsname utsname; |
|
static char *defbuf; |
|
#endif |
|
struct roff_node *n; |
|
|
|
n = mdoc->last; |
|
n->flags |= NODE_NOPRT; |
|
|
|
if (mdoc->meta.os != NULL) |
|
mandoc_msg(MANDOCERR_PROLOG_REP, n->line, n->pos, "Os"); |
|
else if (mdoc->flags & MDOC_PBODY) |
|
mandoc_msg(MANDOCERR_PROLOG_LATE, n->line, n->pos, "Os"); |
|
|
|
post_delim(mdoc); |
|
|
|
/* |
|
* Set the operating system by way of the `Os' macro. |
|
* The order of precedence is: |
|
* 1. the argument of the `Os' macro, unless empty |
|
* 2. the -Ios=foo command line argument, if provided |
|
* 3. -DOSNAME="\"foo\"", if provided during compilation |
|
* 4. "sysname release" from uname(3) |
|
*/ |
|
|
|
free(mdoc->meta.os); |
|
mdoc->meta.os = NULL; |
|
deroff(&mdoc->meta.os, n); |
|
if (mdoc->meta.os) |
|
goto out; |
|
|
|
if (mdoc->os_s != NULL) { |
|
mdoc->meta.os = mandoc_strdup(mdoc->os_s); |
|
goto out; |
|
} |
|
|
|
#ifdef OSNAME |
|
mdoc->meta.os = mandoc_strdup(OSNAME); |
|
#else /*!OSNAME */ |
|
if (defbuf == NULL) { |
|
if (uname(&utsname) == -1) { |
|
mandoc_msg(MANDOCERR_OS_UNAME, n->line, n->pos, "Os"); |
|
defbuf = mandoc_strdup("UNKNOWN"); |
|
} else |
|
mandoc_asprintf(&defbuf, "%s %s", |
|
utsname.sysname, utsname.release); |
|
} |
|
mdoc->meta.os = mandoc_strdup(defbuf); |
|
#endif /*!OSNAME*/ |
|
|
|
out: |
|
if (mdoc->meta.os_e == MANDOC_OS_OTHER) { |
|
if (strstr(mdoc->meta.os, "OpenBSD") != NULL) |
|
mdoc->meta.os_e = MANDOC_OS_OPENBSD; |
|
else if (strstr(mdoc->meta.os, "NetBSD") != NULL) |
|
mdoc->meta.os_e = MANDOC_OS_NETBSD; |
|
} |
|
|
|
/* |
|
* This is the earliest point where we can check |
|
* Mdocdate conventions because we don't know |
|
* the operating system earlier. |
|
*/ |
|
|
|
if (n->child != NULL) |
|
mandoc_msg(MANDOCERR_OS_ARG, n->child->line, n->child->pos, |
|
"Os %s (%s)", n->child->string, |
|
mdoc->meta.os_e == MANDOC_OS_OPENBSD ? |
|
"OpenBSD" : "NetBSD"); |
|
|
|
while (n->tok != MDOC_Dd) |
|
if ((n = n->prev) == NULL) |
|
return; |
|
if ((n = n->child) == NULL) |
|
return; |
|
if (strncmp(n->string, "$" "Mdocdate", 9)) { |
|
if (mdoc->meta.os_e == MANDOC_OS_OPENBSD) |
|
mandoc_msg(MANDOCERR_MDOCDATE_MISSING, n->line, |
|
n->pos, "Dd %s (OpenBSD)", n->string); |
|
} else { |
|
if (mdoc->meta.os_e == MANDOC_OS_NETBSD) |
|
mandoc_msg(MANDOCERR_MDOCDATE, n->line, |
|
n->pos, "Dd %s (NetBSD)", n->string); |
|
} |
|
} |
|
|
|
enum roff_sec |
|
mdoc_a2sec(const char *p) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (int)SEC__MAX; i++) |
|
if (secnames[i] && 0 == strcmp(p, secnames[i])) |
|
return (enum roff_sec)i; |
|
|
|
return SEC_CUSTOM; |
|
} |
|
|
|
static size_t |
|
macro2len(enum roff_tok macro) |
|
{ |
|
|
|
switch (macro) { |
|
case MDOC_Ad: |
|
return 12; |
|
case MDOC_Ao: |
|
return 12; |
|
case MDOC_An: |
|
return 12; |
|
case MDOC_Aq: |
|
return 12; |
|
case MDOC_Ar: |
|
return 12; |
|
case MDOC_Bo: |
|
return 12; |
|
case MDOC_Bq: |
|
return 12; |
|
case MDOC_Cd: |
|
return 12; |
|
case MDOC_Cm: |
|
return 10; |
|
case MDOC_Do: |
|
return 10; |
|
case MDOC_Dq: |
|
return 12; |
|
case MDOC_Dv: |
|
return 12; |
|
case MDOC_Eo: |
|
return 12; |
|
case MDOC_Em: |
|
return 10; |
|
case MDOC_Er: |
|
return 17; |
|
case MDOC_Ev: |
|
return 15; |
|
case MDOC_Fa: |
|
return 12; |
|
case MDOC_Fl: |
|
return 10; |
|
case MDOC_Fo: |
|
return 16; |
|
case MDOC_Fn: |
|
return 16; |
|
case MDOC_Ic: |
|
return 10; |
|
case MDOC_Li: |
|
return 16; |
|
case MDOC_Ms: |
|
return 6; |
|
case MDOC_Nm: |
|
return 10; |
|
case MDOC_No: |
|
return 12; |
|
case MDOC_Oo: |
|
return 10; |
|
case MDOC_Op: |
|
return 14; |
|
case MDOC_Pa: |
|
return 32; |
|
case MDOC_Pf: |
|
return 12; |
|
case MDOC_Po: |
|
return 12; |
|
case MDOC_Pq: |
|
return 12; |
|
case MDOC_Ql: |
|
return 16; |
|
case MDOC_Qo: |
|
return 12; |
|
case MDOC_So: |
|
return 12; |
|
case MDOC_Sq: |
|
return 12; |
|
case MDOC_Sy: |
|
return 6; |
|
case MDOC_Sx: |
|
return 16; |
|
case MDOC_Tn: |
|
return 10; |
|
case MDOC_Va: |
|
return 12; |
|
case MDOC_Vt: |
|
return 12; |
|
case MDOC_Xr: |
|
return 10; |
|
default: |
|
break; |
|
}; |
|
return 0; |
} |
} |