Return to mdoc_validate.c CVS log | Up to [cvsweb.bsd.lv] / mandoc |
version 1.79, 2010/05/17 22:11:42 | version 1.127, 2010/11/29 14:56:43 | ||
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/* $Id$ */ | /* $Id$ */ | ||
/* | /* | ||
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv> | * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> | ||
* | * | ||
* 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 | ||
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#include <assert.h> | #include <assert.h> | ||
#include <ctype.h> | #include <ctype.h> | ||
#include <limits.h> | #include <limits.h> | ||
#include <stdio.h> | |||
#include <stdlib.h> | #include <stdlib.h> | ||
#include <string.h> | #include <string.h> | ||
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#include "libmandoc.h" | #include "libmandoc.h" | ||
/* 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). */ | |||
#define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n | #define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n | ||
#define POST_ARGS struct mdoc *mdoc | #define POST_ARGS struct mdoc *mdoc | ||
enum check_ineq { | |||
CHECK_LT, | |||
CHECK_GT, | |||
CHECK_EQ | |||
}; | |||
enum check_lvl { | |||
CHECK_WARN, | |||
CHECK_ERROR, | |||
CHECK_FATAL | |||
}; | |||
typedef int (*v_pre)(PRE_ARGS); | typedef int (*v_pre)(PRE_ARGS); | ||
typedef int (*v_post)(POST_ARGS); | typedef int (*v_post)(POST_ARGS); | ||
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v_post *post; | v_post *post; | ||
}; | }; | ||
static int check_count(struct mdoc *, enum mdoc_type, | |||
enum check_lvl, enum check_ineq, int); | |||
static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type); | static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type); | ||
static int check_stdarg(PRE_ARGS); | static int check_stdarg(PRE_ARGS); | ||
static int check_text(struct mdoc *, int, int, const char *); | static int check_text(struct mdoc *, int, int, char *); | ||
static int check_argv(struct mdoc *, | static int check_argv(struct mdoc *, | ||
const struct mdoc_node *, | struct mdoc_node *, struct mdoc_argv *); | ||
const struct mdoc_argv *); | static int check_args(struct mdoc *, struct mdoc_node *); | ||
static int check_args(struct mdoc *, | |||
const struct mdoc_node *); | |||
static int err_child_lt(struct mdoc *, const char *, int); | |||
static int warn_child_lt(struct mdoc *, const char *, int); | |||
static int err_child_gt(struct mdoc *, const char *, int); | |||
static int warn_child_gt(struct mdoc *, const char *, int); | |||
static int err_child_eq(struct mdoc *, const char *, int); | |||
static int warn_child_eq(struct mdoc *, const char *, int); | |||
static int warn_count(struct mdoc *, const char *, | |||
int, const char *, int); | |||
static int err_count(struct mdoc *, const char *, | |||
int, const char *, int); | |||
static int ebool(POST_ARGS); | |||
static int berr_ge1(POST_ARGS); | static int berr_ge1(POST_ARGS); | ||
static int bwarn_ge1(POST_ARGS); | static int bwarn_ge1(POST_ARGS); | ||
static int ebool(POST_ARGS); | |||
static int eerr_eq0(POST_ARGS); | static int eerr_eq0(POST_ARGS); | ||
static int eerr_eq1(POST_ARGS); | static int eerr_eq1(POST_ARGS); | ||
static int eerr_ge1(POST_ARGS); | static int eerr_ge1(POST_ARGS); | ||
static int eerr_le1(POST_ARGS); | static int eerr_le1(POST_ARGS); | ||
static int ewarn_eq0(POST_ARGS); | |||
static int ewarn_ge1(POST_ARGS); | static int ewarn_ge1(POST_ARGS); | ||
static int herr_eq0(POST_ARGS); | static int herr_eq0(POST_ARGS); | ||
static int herr_ge1(POST_ARGS); | static int herr_ge1(POST_ARGS); | ||
static int hwarn_eq1(POST_ARGS); | |||
static int hwarn_eq0(POST_ARGS); | static int hwarn_eq0(POST_ARGS); | ||
static int hwarn_eq1(POST_ARGS); | |||
static int hwarn_le1(POST_ARGS); | static int hwarn_le1(POST_ARGS); | ||
static int post_an(POST_ARGS); | static int post_an(POST_ARGS); | ||
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static int post_bf(POST_ARGS); | static int post_bf(POST_ARGS); | ||
static int post_bl(POST_ARGS); | static int post_bl(POST_ARGS); | ||
static int post_bl_head(POST_ARGS); | static int post_bl_head(POST_ARGS); | ||
static int post_defaults(POST_ARGS); | |||
static int post_eoln(POST_ARGS); | |||
static int post_dt(POST_ARGS); | |||
static int post_it(POST_ARGS); | static int post_it(POST_ARGS); | ||
static int post_lb(POST_ARGS); | static int post_lb(POST_ARGS); | ||
static int post_nm(POST_ARGS); | static int post_nm(POST_ARGS); | ||
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static int pre_dt(PRE_ARGS); | static int pre_dt(PRE_ARGS); | ||
static int pre_it(PRE_ARGS); | static int pre_it(PRE_ARGS); | ||
static int pre_os(PRE_ARGS); | static int pre_os(PRE_ARGS); | ||
static int pre_par(PRE_ARGS); | |||
static int pre_rv(PRE_ARGS); | static int pre_rv(PRE_ARGS); | ||
static int pre_sh(PRE_ARGS); | static int pre_sh(PRE_ARGS); | ||
static int pre_ss(PRE_ARGS); | static int pre_ss(PRE_ARGS); | ||
static v_post posts_an[] = { post_an, NULL }; | static v_post posts_an[] = { post_an, NULL }; | ||
static v_post posts_at[] = { post_at, NULL }; | static v_post posts_at[] = { post_at, post_defaults, NULL }; | ||
static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL }; | static v_post posts_bd_bk[] = { hwarn_eq0, bwarn_ge1, NULL }; | ||
static v_post posts_bf[] = { hwarn_le1, post_bf, NULL }; | static v_post posts_bf[] = { hwarn_le1, post_bf, NULL }; | ||
static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL }; | static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL }; | ||
static v_post posts_bool[] = { eerr_eq1, ebool, NULL }; | static v_post posts_bool[] = { eerr_eq1, ebool, NULL }; | ||
static v_post posts_eoln[] = { post_eoln, NULL }; | |||
static v_post posts_defaults[] = { post_defaults, NULL }; | |||
static v_post posts_dt[] = { post_dt, NULL }; | |||
static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL }; | static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL }; | ||
static v_post posts_it[] = { post_it, NULL }; | static v_post posts_it[] = { post_it, NULL }; | ||
static v_post posts_lb[] = { eerr_eq1, post_lb, NULL }; | static v_post posts_lb[] = { eerr_eq1, post_lb, NULL }; | ||
static v_post posts_nd[] = { berr_ge1, NULL }; | static v_post posts_nd[] = { berr_ge1, NULL }; | ||
static v_post posts_nm[] = { post_nm, NULL }; | static v_post posts_nm[] = { post_nm, NULL }; | ||
static v_post posts_notext[] = { eerr_eq0, NULL }; | static v_post posts_notext[] = { ewarn_eq0, NULL }; | ||
static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL }; | static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL }; | ||
static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL }; | static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL }; | ||
static v_post posts_sp[] = { eerr_le1, NULL }; | static v_post posts_sp[] = { eerr_le1, NULL }; | ||
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static v_post posts_vt[] = { post_vt, NULL }; | static v_post posts_vt[] = { post_vt, NULL }; | ||
static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL }; | static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL }; | ||
static v_post posts_wtext[] = { ewarn_ge1, NULL }; | static v_post posts_wtext[] = { ewarn_ge1, NULL }; | ||
static v_post posts_xr[] = { ewarn_ge1, NULL }; | |||
static v_pre pres_an[] = { pre_an, NULL }; | static v_pre pres_an[] = { pre_an, NULL }; | ||
static v_pre pres_bd[] = { pre_display, pre_bd, NULL }; | static v_pre pres_bd[] = { pre_display, pre_bd, pre_par, NULL }; | ||
static v_pre pres_bl[] = { pre_bl, NULL }; | static v_pre pres_bl[] = { pre_bl, pre_par, NULL }; | ||
static v_pre pres_d1[] = { pre_display, NULL }; | static v_pre pres_d1[] = { pre_display, NULL }; | ||
static v_pre pres_dd[] = { pre_dd, NULL }; | static v_pre pres_dd[] = { pre_dd, NULL }; | ||
static v_pre pres_dt[] = { pre_dt, NULL }; | static v_pre pres_dt[] = { pre_dt, NULL }; | ||
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static v_pre pres_ex[] = { NULL, NULL }; | static v_pre pres_ex[] = { NULL, NULL }; | ||
static v_pre pres_fd[] = { NULL, NULL }; | static v_pre pres_fd[] = { NULL, NULL }; | ||
static v_pre pres_it[] = { pre_it, NULL }; | static v_pre pres_it[] = { pre_it, NULL }; | ||
static v_pre pres_lb[] = { NULL, NULL }; | |||
static v_pre pres_os[] = { pre_os, NULL }; | static v_pre pres_os[] = { pre_os, NULL }; | ||
static v_pre pres_pp[] = { pre_par, NULL }; | |||
static v_pre pres_rv[] = { pre_rv, NULL }; | static v_pre pres_rv[] = { pre_rv, NULL }; | ||
static v_pre pres_sh[] = { pre_sh, NULL }; | static v_pre pres_sh[] = { pre_sh, NULL }; | ||
static v_pre pres_ss[] = { pre_ss, NULL }; | static v_pre pres_ss[] = { pre_ss, NULL }; | ||
const struct valids mdoc_valids[MDOC_MAX] = { | const struct valids mdoc_valids[MDOC_MAX] = { | ||
{ NULL, NULL }, /* Ap */ | { NULL, NULL }, /* Ap */ | ||
{ pres_dd, posts_text }, /* Dd */ | { pres_dd, posts_wtext }, /* Dd */ | ||
{ pres_dt, NULL }, /* Dt */ | { pres_dt, posts_dt }, /* Dt */ | ||
{ pres_os, NULL }, /* Os */ | { pres_os, NULL }, /* Os */ | ||
{ pres_sh, posts_sh }, /* Sh */ | { pres_sh, posts_sh }, /* Sh */ | ||
{ pres_ss, posts_ss }, /* Ss */ | { pres_ss, posts_ss }, /* Ss */ | ||
{ NULL, posts_notext }, /* Pp */ | { pres_pp, posts_notext }, /* Pp */ | ||
{ pres_d1, posts_wline }, /* D1 */ | { pres_d1, posts_wline }, /* D1 */ | ||
{ pres_d1, posts_wline }, /* Dl */ | { pres_d1, posts_wline }, /* Dl */ | ||
{ pres_bd, posts_bd }, /* Bd */ | { pres_bd, posts_bd_bk }, /* Bd */ | ||
{ NULL, NULL }, /* Ed */ | { NULL, NULL }, /* Ed */ | ||
{ pres_bl, posts_bl }, /* Bl */ | { pres_bl, posts_bl }, /* Bl */ | ||
{ NULL, NULL }, /* El */ | { NULL, NULL }, /* El */ | ||
{ pres_it, posts_it }, /* It */ | { pres_it, posts_it }, /* It */ | ||
{ NULL, posts_text }, /* Ad */ | { NULL, posts_text }, /* Ad */ | ||
{ pres_an, posts_an }, /* An */ | { pres_an, posts_an }, /* An */ | ||
{ NULL, NULL }, /* Ar */ | { NULL, posts_defaults }, /* Ar */ | ||
{ NULL, posts_text }, /* Cd */ | { NULL, posts_text }, /* Cd */ | ||
{ NULL, NULL }, /* Cm */ | { NULL, NULL }, /* Cm */ | ||
{ NULL, NULL }, /* Dv */ | { NULL, NULL }, /* Dv */ | ||
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{ NULL, posts_wtext }, /* Ft */ | { NULL, posts_wtext }, /* Ft */ | ||
{ NULL, posts_text }, /* Ic */ | { NULL, posts_text }, /* Ic */ | ||
{ NULL, posts_text1 }, /* In */ | { NULL, posts_text1 }, /* In */ | ||
{ NULL, NULL }, /* Li */ | { NULL, posts_defaults }, /* Li */ | ||
{ NULL, posts_nd }, /* Nd */ | { NULL, posts_nd }, /* Nd */ | ||
{ NULL, posts_nm }, /* Nm */ | { NULL, posts_nm }, /* Nm */ | ||
{ NULL, posts_wline }, /* Op */ | { NULL, posts_wline }, /* Op */ | ||
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{ NULL, posts_st }, /* St */ | { NULL, posts_st }, /* St */ | ||
{ NULL, NULL }, /* Va */ | { NULL, NULL }, /* Va */ | ||
{ NULL, posts_vt }, /* Vt */ | { NULL, posts_vt }, /* Vt */ | ||
{ NULL, posts_xr }, /* Xr */ | { NULL, posts_wtext }, /* Xr */ | ||
{ NULL, posts_text }, /* %A */ | { NULL, posts_text }, /* %A */ | ||
{ NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */ | { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */ | ||
{ NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */ | { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */ | ||
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{ NULL, NULL }, /* Fc */ | { NULL, NULL }, /* Fc */ | ||
{ NULL, NULL }, /* Oo */ | { NULL, NULL }, /* Oo */ | ||
{ NULL, NULL }, /* Oc */ | { NULL, NULL }, /* Oc */ | ||
{ NULL, posts_wline }, /* Bk */ | { NULL, posts_bd_bk }, /* Bk */ | ||
{ NULL, NULL }, /* Ek */ | { NULL, NULL }, /* Ek */ | ||
{ NULL, posts_notext }, /* Bt */ | { NULL, posts_eoln }, /* Bt */ | ||
{ NULL, NULL }, /* Hf */ | { NULL, NULL }, /* Hf */ | ||
{ NULL, NULL }, /* Fr */ | { NULL, NULL }, /* Fr */ | ||
{ NULL, posts_notext }, /* Ud */ | { NULL, posts_eoln }, /* Ud */ | ||
{ pres_lb, posts_lb }, /* Lb */ | { NULL, posts_lb }, /* Lb */ | ||
{ NULL, posts_notext }, /* Lp */ | { NULL, posts_notext }, /* Lp */ | ||
{ NULL, posts_text }, /* Lk */ | { NULL, posts_text }, /* Lk */ | ||
{ NULL, posts_text }, /* Mt */ | { NULL, posts_defaults }, /* Mt */ | ||
{ NULL, posts_wline }, /* Brq */ | { NULL, posts_wline }, /* Brq */ | ||
{ NULL, NULL }, /* Bro */ | { NULL, NULL }, /* Bro */ | ||
{ NULL, NULL }, /* Brc */ | { NULL, NULL }, /* Brc */ | ||
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{ NULL, NULL }, /* Dx */ | { NULL, NULL }, /* Dx */ | ||
{ NULL, posts_text }, /* %Q */ | { NULL, posts_text }, /* %Q */ | ||
{ NULL, posts_notext }, /* br */ | { NULL, posts_notext }, /* br */ | ||
{ NULL, posts_sp }, /* sp */ | { pres_pp, posts_sp }, /* sp */ | ||
{ NULL, posts_text1 }, /* %U */ | { NULL, posts_text1 }, /* %U */ | ||
{ NULL, NULL }, /* Ta */ | |||
}; | }; | ||
#define RSORD_MAX 14 /* Number of `Rs' blocks. */ | |||
static const enum mdoct rsord[RSORD_MAX] = { | |||
MDOC__A, | |||
MDOC__T, | |||
MDOC__B, | |||
MDOC__I, | |||
MDOC__J, | |||
MDOC__R, | |||
MDOC__N, | |||
MDOC__V, | |||
MDOC__P, | |||
MDOC__Q, | |||
MDOC__D, | |||
MDOC__O, | |||
MDOC__C, | |||
MDOC__U | |||
}; | |||
int | int | ||
mdoc_valid_pre(struct mdoc *mdoc, const struct mdoc_node *n) | mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n) | ||
{ | { | ||
v_pre *p; | v_pre *p; | ||
int line, pos; | int line, pos; | ||
const char *tp; | char *tp; | ||
if (MDOC_TEXT == n->type) { | if (MDOC_TEXT == n->type) { | ||
tp = n->string; | tp = n->string; | ||
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return(1); | return(1); | ||
} | } | ||
static int | |||
check_count(struct mdoc *m, enum mdoc_type type, | |||
enum check_lvl lvl, enum check_ineq ineq, int val) | |||
{ | |||
const char *p; | |||
static inline int | if (m->last->type != type) | ||
warn_count(struct mdoc *m, const char *k, | return(1); | ||
int want, const char *v, int has) | |||
switch (ineq) { | |||
case (CHECK_LT): | |||
p = "less than "; | |||
if (m->last->nchild < val) | |||
return(1); | |||
break; | |||
case (CHECK_GT): | |||
p = "greater than "; | |||
if (m->last->nchild > val) | |||
return(1); | |||
break; | |||
case (CHECK_EQ): | |||
p = ""; | |||
if (val == m->last->nchild) | |||
return(1); | |||
break; | |||
} | |||
if (CHECK_WARN == lvl) { | |||
return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT, | |||
m->last->line, m->last->pos, | |||
"want %s%d children (have %d)", | |||
p, val, m->last->nchild)); | |||
} | |||
return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT, | |||
m->last->line, m->last->pos, | |||
"require %s%d children (have %d)", | |||
p, val, m->last->nchild)); | |||
} | |||
static int | |||
berr_ge1(POST_ARGS) | |||
{ | { | ||
return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT, | return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0)); | ||
m->last->line, m->last->pos, | |||
"%s %s %d (have %d)", v, k, want, has)); | |||
} | } | ||
static int | |||
bwarn_ge1(POST_ARGS) | |||
{ | |||
return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0)); | |||
} | |||
static inline int | static int | ||
err_count(struct mdoc *m, const char *k, | eerr_eq0(POST_ARGS) | ||
int want, const char *v, int has) | |||
{ | { | ||
return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0)); | |||
} | |||
mdoc_vmsg(m, MANDOCERR_SYNTARGCOUNT, | static int | ||
m->last->line, m->last->pos, | eerr_eq1(POST_ARGS) | ||
"%s %s %d (have %d)", | { | ||
v, k, want, has); | return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1)); | ||
return(0); | |||
} | } | ||
static int | |||
eerr_ge1(POST_ARGS) | |||
{ | |||
return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0)); | |||
} | |||
/* | static int | ||
* Build these up with macros because they're basically the same check | eerr_le1(POST_ARGS) | ||
* for different inequalities. Yes, this could be done with functions, | { | ||
* but this is reasonable for now. | return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2)); | ||
*/ | } | ||
#define CHECK_CHILD_DEFN(lvl, name, ineq) \ | static int | ||
static int \ | ewarn_eq0(POST_ARGS) | ||
lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \ | { | ||
{ \ | return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0)); | ||
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 int | ||
static int \ | ewarn_ge1(POST_ARGS) | ||
b##lvl##_##name(POST_ARGS) \ | { | ||
{ \ | return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0)); | ||
if (MDOC_BODY != mdoc->last->type) \ | |||
return(1); \ | |||
return(func(mdoc, "multi-line arguments", (num))); \ | |||
} | } | ||
#define CHECK_ELEM_DEFN(name, lvl, func, num) \ | static int | ||
static int \ | herr_eq0(POST_ARGS) | ||
e##lvl##_##name(POST_ARGS) \ | { | ||
{ \ | return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0)); | ||
assert(MDOC_ELEM == mdoc->last->type); \ | |||
return(func(mdoc, "line arguments", (num))); \ | |||
} | } | ||
#define CHECK_HEAD_DEFN(name, lvl, func, num) \ | static int | ||
static int \ | herr_ge1(POST_ARGS) | ||
h##lvl##_##name(POST_ARGS) \ | { | ||
{ \ | return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0)); | ||
if (MDOC_HEAD != mdoc->last->type) \ | |||
return(1); \ | |||
return(func(mdoc, "line arguments", (num))); \ | |||
} | } | ||
static int | |||
hwarn_eq0(POST_ARGS) | |||
{ | |||
return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0)); | |||
} | |||
CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */ | static int | ||
CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */ | hwarn_eq1(POST_ARGS) | ||
CHECK_CHILD_DEFN(warn, eq, ==) /* warn_child_eq() */ | { | ||
CHECK_CHILD_DEFN(err, eq, ==) /* err_child_eq() */ | return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1)); | ||
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_gt1() */ | |||
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 int | |||
hwarn_le1(POST_ARGS) | |||
{ | |||
return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2)); | |||
} | |||
static int | static int | ||
check_stdarg(PRE_ARGS) | check_stdarg(PRE_ARGS) | ||
{ | { | ||
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static int | static int | ||
check_args(struct mdoc *m, const struct mdoc_node *n) | check_args(struct mdoc *m, struct mdoc_node *n) | ||
{ | { | ||
int i; | int i; | ||
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static int | static int | ||
check_argv(struct mdoc *m, const struct mdoc_node *n, | check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v) | ||
const struct mdoc_argv *v) | |||
{ | { | ||
int i; | int i; | ||
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static int | static int | ||
check_text(struct mdoc *mdoc, int line, int pos, const char *p) | check_text(struct mdoc *m, int ln, int pos, char *p) | ||
{ | { | ||
int c; | int c; | ||
size_t sz; | |||
for ( ; *p; p++, pos++) { | for ( ; *p; p++, pos++) { | ||
sz = strcspn(p, "\t\\"); | |||
p += (int)sz; | |||
if ('\0' == *p) | |||
break; | |||
pos += (int)sz; | |||
if ('\t' == *p) { | if ('\t' == *p) { | ||
if ( ! (MDOC_LITERAL & mdoc->flags)) | if (MDOC_LITERAL & m->flags) | ||
if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR)) | continue; | ||
return(0); | if (mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB)) | ||
} else if ( ! isprint((u_char)*p)) | continue; | ||
if ( ! mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADCHAR)) | return(0); | ||
return(0); | } | ||
if ('\\' != *p) | /* Check the special character. */ | ||
continue; | |||
c = mandoc_special(p); | c = mandoc_special(p); | ||
if (c) { | if (c) { | ||
p += c - 1; | p += c - 1; | ||
pos += c - 1; | pos += c - 1; | ||
continue; | } else | ||
} | mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE); | ||
c = mdoc_pmsg(mdoc, line, pos, MANDOCERR_BADESCAPE); | |||
if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags) && ! c) | |||
return(c); | |||
} | } | ||
return(1); | return(1); | ||
} | } | ||
static int | static int | ||
check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t) | check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t) | ||
{ | { | ||
|
|
||
} | } | ||
static int | static int | ||
pre_display(PRE_ARGS) | pre_display(PRE_ARGS) | ||
{ | { | ||
|
|
||
static int | static int | ||
pre_bl(PRE_ARGS) | pre_bl(PRE_ARGS) | ||
{ | { | ||
int pos, type, width, offset; | int i, comp, dup; | ||
const char *offs, *width; | |||
enum mdoc_list lt; | |||
struct mdoc_node *np; | |||
if (MDOC_BLOCK != n->type) | if (MDOC_BLOCK != n->type) { | ||
if (ENDBODY_NOT != n->end) { | |||
assert(n->pending); | |||
np = n->pending->parent; | |||
} else | |||
np = n->parent; | |||
assert(np); | |||
assert(MDOC_BLOCK == np->type); | |||
assert(MDOC_Bl == np->tok); | |||
assert(np->data.Bl); | |||
n->data.Bl = np->data.Bl; | |||
return(1); | return(1); | ||
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; | assert(NULL == n->data.Bl); | ||
n->data.Bl = mandoc_calloc(1, sizeof(struct mdoc_bl)); | |||
/* LINTED */ | /* LINTED */ | ||
for (pos = 0; pos < (int)n->args->argc; pos++) | for (i = 0; n->args && i < (int)n->args->argc; i++) { | ||
switch (n->args->argv[pos].arg) { | lt = LIST__NONE; | ||
dup = comp = 0; | |||
width = offs = NULL; | |||
switch (n->args->argv[i].arg) { | |||
/* Set list types. */ | |||
case (MDOC_Bullet): | case (MDOC_Bullet): | ||
/* FALLTHROUGH */ | lt = LIST_bullet; | ||
break; | |||
case (MDOC_Dash): | case (MDOC_Dash): | ||
/* FALLTHROUGH */ | lt = LIST_dash; | ||
break; | |||
case (MDOC_Enum): | case (MDOC_Enum): | ||
/* FALLTHROUGH */ | lt = LIST_enum; | ||
break; | |||
case (MDOC_Hyphen): | case (MDOC_Hyphen): | ||
/* FALLTHROUGH */ | lt = LIST_hyphen; | ||
break; | |||
case (MDOC_Item): | case (MDOC_Item): | ||
/* FALLTHROUGH */ | lt = LIST_item; | ||
break; | |||
case (MDOC_Tag): | case (MDOC_Tag): | ||
/* FALLTHROUGH */ | lt = LIST_tag; | ||
break; | |||
case (MDOC_Diag): | case (MDOC_Diag): | ||
/* FALLTHROUGH */ | lt = LIST_diag; | ||
break; | |||
case (MDOC_Hang): | case (MDOC_Hang): | ||
/* FALLTHROUGH */ | lt = LIST_hang; | ||
break; | |||
case (MDOC_Ohang): | case (MDOC_Ohang): | ||
/* FALLTHROUGH */ | lt = LIST_ohang; | ||
break; | |||
case (MDOC_Inset): | case (MDOC_Inset): | ||
/* FALLTHROUGH */ | lt = LIST_inset; | ||
break; | |||
case (MDOC_Column): | case (MDOC_Column): | ||
/* | lt = LIST_column; | ||
* Note that if a duplicate is detected, we | |||
* remove the duplicate instead of passing it | |||
* over. If we don't do this, mdoc_action will | |||
* become confused when it scans over multiple | |||
* types whilst setting its bitmasks. | |||
* | |||
* FIXME: this should occur in mdoc_action.c. | |||
*/ | |||
if (type >= 0) { | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP)) | |||
return(0); | |||
mdoc_argn_free(n->args, pos); | |||
break; | |||
} | |||
type = n->args->argv[pos].arg; | |||
break; | break; | ||
/* Set list arguments. */ | |||
case (MDOC_Compact): | case (MDOC_Compact): | ||
if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) | dup = n->data.Bl->comp; | ||
return(0); | comp = 1; | ||
break; | break; | ||
case (MDOC_Width): | case (MDOC_Width): | ||
if (width >= 0) | dup = (NULL != n->data.Bl->width); | ||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) | width = n->args->argv[i].value[0]; | ||
return(0); | |||
if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) | |||
return(0); | |||
width = n->args->argv[pos].arg; | |||
break; | break; | ||
case (MDOC_Offset): | case (MDOC_Offset): | ||
if (offset >= 0) | /* NB: this can be empty! */ | ||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) | if (n->args->argv[i].sz) { | ||
return(0); | offs = n->args->argv[i].value[0]; | ||
if (type < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) | dup = (NULL != n->data.Bl->offs); | ||
break; | |||
} | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV)) | |||
return(0); | return(0); | ||
offset = n->args->argv[pos].arg; | |||
break; | break; | ||
default: | default: | ||
break; | continue; | ||
} | } | ||
if (type < 0) { | /* Check: duplicate auxiliary arguments. */ | ||
mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE); | |||
return(0); | if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) | ||
return(0); | |||
if (comp && ! dup) | |||
n->data.Bl->comp = comp; | |||
if (offs && ! dup) | |||
n->data.Bl->offs = offs; | |||
if (width && ! dup) | |||
n->data.Bl->width = width; | |||
/* Check: multiple list types. */ | |||
if (LIST__NONE != lt && n->data.Bl->type != LIST__NONE) | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP)) | |||
return(0); | |||
/* Assign list type. */ | |||
if (LIST__NONE != lt && n->data.Bl->type == LIST__NONE) { | |||
n->data.Bl->type = lt; | |||
/* Set column information, too. */ | |||
if (LIST_column == lt) { | |||
n->data.Bl->ncols = | |||
n->args->argv[i].sz; | |||
n->data.Bl->cols = (const char **) | |||
n->args->argv[i].value; | |||
} | |||
} | |||
/* The list type should come first. */ | |||
if (n->data.Bl->type == LIST__NONE) | |||
if (n->data.Bl->width || | |||
n->data.Bl->offs || | |||
n->data.Bl->comp) | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST)) | |||
return(0); | |||
continue; | |||
} | } | ||
/* Allow lists to default to LIST_item. */ | |||
if (LIST__NONE == n->data.Bl->type) { | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE)) | |||
return(0); | |||
n->data.Bl->type = LIST_item; | |||
} | |||
/* | /* | ||
* Validate the width field. Some list types don't need width | * 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. | ||
*/ | */ | ||
switch (type) { | switch (n->data.Bl->type) { | ||
case (MDOC_Tag): | case (LIST_tag): | ||
if (width < 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG)) | if (n->data.Bl->width) | ||
return(0); | break; | ||
break; | if (mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG)) | ||
case (MDOC_Column): | break; | ||
return(0); | |||
case (LIST_column): | |||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Diag): | case (LIST_diag): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Ohang): | case (LIST_ohang): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Inset): | case (LIST_inset): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Item): | case (LIST_item): | ||
if (width >= 0 && ! mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG)) | if (NULL == n->data.Bl->width) | ||
return(0); | break; | ||
break; | if (mdoc_nmsg(mdoc, n, MANDOCERR_WIDTHARG)) | ||
break; | |||
return(0); | |||
default: | default: | ||
break; | break; | ||
} | } | ||
|
|
||
static int | static int | ||
pre_bd(PRE_ARGS) | pre_bd(PRE_ARGS) | ||
{ | { | ||
int i, type, err; | int i, dup, comp; | ||
enum mdoc_disp dt; | |||
const char *offs; | |||
struct mdoc_node *np; | |||
if (MDOC_BLOCK != n->type) | if (MDOC_BLOCK != n->type) { | ||
if (ENDBODY_NOT != n->end) { | |||
assert(n->pending); | |||
np = n->pending->parent; | |||
} else | |||
np = n->parent; | |||
assert(np); | |||
assert(MDOC_BLOCK == np->type); | |||
assert(MDOC_Bd == np->tok); | |||
assert(np->data.Bd); | |||
n->data.Bd = np->data.Bd; | |||
return(1); | return(1); | ||
if (NULL == n->args) { | |||
mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE); | |||
return(0); | |||
} | } | ||
/* Make sure that only one type of display is specified. */ | assert(NULL == n->data.Bd); | ||
n->data.Bd = mandoc_calloc(1, sizeof(struct mdoc_bd)); | |||
/* LINTED */ | /* LINTED */ | ||
for (i = 0, err = type = 0; ! err && | for (i = 0; n->args && i < (int)n->args->argc; i++) { | ||
i < (int)n->args->argc; i++) | dt = DISP__NONE; | ||
dup = comp = 0; | |||
offs = NULL; | |||
switch (n->args->argv[i].arg) { | switch (n->args->argv[i].arg) { | ||
case (MDOC_Centred): | case (MDOC_Centred): | ||
/* FALLTHROUGH */ | dt = DISP_centred; | ||
break; | |||
case (MDOC_Ragged): | case (MDOC_Ragged): | ||
/* FALLTHROUGH */ | dt = DISP_ragged; | ||
break; | |||
case (MDOC_Unfilled): | case (MDOC_Unfilled): | ||
/* FALLTHROUGH */ | dt = DISP_unfilled; | ||
break; | |||
case (MDOC_Filled): | case (MDOC_Filled): | ||
/* FALLTHROUGH */ | dt = DISP_filled; | ||
break; | |||
case (MDOC_Literal): | case (MDOC_Literal): | ||
if (0 == type++) | dt = DISP_literal; | ||
break; | |||
case (MDOC_File): | |||
mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP); | |||
return(0); | |||
case (MDOC_Offset): | |||
/* NB: this can be empty! */ | |||
if (n->args->argv[i].sz) { | |||
offs = n->args->argv[i].value[0]; | |||
dup = (NULL != n->data.Bd->offs); | |||
break; | break; | ||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP)) | } | ||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV)) | |||
return(0); | return(0); | ||
break; | break; | ||
default: | case (MDOC_Compact): | ||
comp = 1; | |||
dup = n->data.Bd->comp; | |||
break; | break; | ||
default: | |||
abort(); | |||
/* NOTREACHED */ | |||
} | } | ||
if (type) | /* Check whether we have duplicates. */ | ||
return(1); | |||
mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE); | if (dup && ! mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP)) | ||
return(0); | return(0); | ||
/* Make our auxiliary assignments. */ | |||
if (offs && ! dup) | |||
n->data.Bd->offs = offs; | |||
if (comp && ! dup) | |||
n->data.Bd->comp = comp; | |||
/* Check whether a type has already been assigned. */ | |||
if (DISP__NONE != dt && n->data.Bd->type != DISP__NONE) | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP)) | |||
return(0); | |||
/* Make our type assignment. */ | |||
if (DISP__NONE != dt && n->data.Bd->type == DISP__NONE) | |||
n->data.Bd->type = dt; | |||
} | |||
if (DISP__NONE == n->data.Bd->type) { | |||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE)) | |||
return(0); | |||
n->data.Bd->type = DISP_ragged; | |||
} | |||
return(1); | |||
} | } | ||
|
|
||
if (MDOC_BLOCK != n->type) | if (MDOC_BLOCK != n->type) | ||
return(1); | return(1); | ||
mdoc->regs->regs[(int)REG_nS].set = 0; | |||
return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT)); | return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT)); | ||
} | } | ||
|
|
||
static int | static int | ||
pre_an(PRE_ARGS) | pre_an(PRE_ARGS) | ||
{ | { | ||
int i; | |||
if (NULL == n->args || 1 == n->args->argc) | if (NULL == n->args) | ||
return(1); | return(1); | ||
mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT, | |||
n->line, n->pos, | for (i = 1; i < (int)n->args->argc; i++) | ||
"line arguments == 1 (have %d)", | if ( ! mdoc_pmsg(mdoc, n->args->argv[i].line, | ||
n->args->argc); | n->args->argv[i].pos, MANDOCERR_IGNARGV)) | ||
return(0); | return(0); | ||
if (MDOC_Split == n->args->argv[0].arg) | |||
n->data.An.auth = AUTH_split; | |||
else if (MDOC_Nosplit == n->args->argv[0].arg) | |||
n->data.An.auth = AUTH_nosplit; | |||
else | |||
abort(); | |||
return(1); | |||
} | } | ||
|
|
||
static int | static int | ||
pre_dt(PRE_ARGS) | post_dt(POST_ARGS) | ||
{ | { | ||
const struct mdoc_node *nn; | |||
const char *p; | |||
/* FIXME: make sure is capitalised. */ | if (NULL != (nn = mdoc->last->child)) | ||
for (p = nn->string; *p; p++) { | |||
if (toupper((u_char)*p) == *p) | |||
continue; | |||
if ( ! mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE)) | |||
return(0); | |||
break; | |||
} | |||
return(1); | |||
} | |||
static int | |||
pre_dt(PRE_ARGS) | |||
{ | |||
if (0 == mdoc->meta.date || mdoc->meta.os) | if (0 == mdoc->meta.date || mdoc->meta.os) | ||
if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO)) | if ( ! mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO)) | ||
return(0); | return(0); | ||
|
|
||
static int | static int | ||
post_bf(POST_ARGS) | post_bf(POST_ARGS) | ||
{ | { | ||
char *p; | struct mdoc_node *np; | ||
struct mdoc_node *head; | enum mdocargt arg; | ||
if (MDOC_BLOCK != mdoc->last->type) | /* | ||
* Unlike other data pointers, these are "housed" by the HEAD | |||
* element, which contains the goods. | |||
*/ | |||
if (MDOC_HEAD != mdoc->last->type) { | |||
if (ENDBODY_NOT != mdoc->last->end) { | |||
assert(mdoc->last->pending); | |||
np = mdoc->last->pending->parent->head; | |||
} else if (MDOC_BLOCK != mdoc->last->type) { | |||
np = mdoc->last->parent->head; | |||
} else | |||
np = mdoc->last->head; | |||
assert(np); | |||
assert(MDOC_HEAD == np->type); | |||
assert(MDOC_Bf == np->tok); | |||
assert(np->data.Bf); | |||
mdoc->last->data.Bf = np->data.Bf; | |||
return(1); | return(1); | ||
} | |||
head = mdoc->last->head; | np = mdoc->last; | ||
assert(MDOC_BLOCK == np->parent->type); | |||
assert(MDOC_Bf == np->parent->tok); | |||
np->data.Bf = mandoc_calloc(1, sizeof(struct mdoc_bf)); | |||
if (mdoc->last->args && head->child) { | /* | ||
/* FIXME: this should provide a default. */ | * Cannot have both argument and parameter. | ||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT); | * If neither is specified, let it through with a warning. | ||
*/ | |||
if (np->parent->args && np->child) { | |||
mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT); | |||
return(0); | return(0); | ||
} else if (mdoc->last->args) | } else if (NULL == np->parent->args && NULL == np->child) | ||
return(mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE)); | |||
/* Extract argument into data. */ | |||
if (np->parent->args) { | |||
arg = np->parent->args->argv[0].arg; | |||
if (MDOC_Emphasis == arg) | |||
np->data.Bf->font = FONT_Em; | |||
else if (MDOC_Literal == arg) | |||
np->data.Bf->font = FONT_Li; | |||
else if (MDOC_Symbolic == arg) | |||
np->data.Bf->font = FONT_Sy; | |||
else | |||
abort(); | |||
return(1); | return(1); | ||
} | |||
if (NULL == head->child || MDOC_TEXT != head->child->type) { | /* Extract parameter into data. */ | ||
/* FIXME: this should provide a default. */ | |||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SYNTARGVCOUNT); | if (0 == strcmp(np->child->string, "Em")) | ||
np->data.Bf->font = FONT_Em; | |||
else if (0 == strcmp(np->child->string, "Li")) | |||
np->data.Bf->font = FONT_Li; | |||
else if (0 == strcmp(np->child->string, "Sy")) | |||
np->data.Bf->font = FONT_Sy; | |||
else if ( ! mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE)) | |||
return(0); | return(0); | ||
} | |||
p = head->child->string; | return(1); | ||
} | |||
if (0 == strcmp(p, "Em")) | static int | ||
post_lb(POST_ARGS) | |||
{ | |||
const char *p; | |||
char *buf; | |||
size_t sz; | |||
assert(mdoc->last->child); | |||
assert(MDOC_TEXT == mdoc->last->child->type); | |||
p = mdoc_a2lib(mdoc->last->child->string); | |||
/* If lookup ok, replace with table value. */ | |||
if (p) { | |||
free(mdoc->last->child->string); | |||
mdoc->last->child->string = mandoc_strdup(p); | |||
return(1); | return(1); | ||
else if (0 == strcmp(p, "Li")) | } | ||
return(1); | |||
else if (0 == strcmp(p, "Sy")) | |||
return(1); | |||
mdoc_nmsg(mdoc, head, MANDOCERR_FONTTYPE); | /* If not, use "library ``xxxx''. */ | ||
return(0); | |||
sz = strlen(mdoc->last->child->string) + | |||
2 + strlen("\\(lqlibrary\\(rq"); | |||
buf = mandoc_malloc(sz); | |||
snprintf(buf, sz, "library \\(lq%s\\(rq", | |||
mdoc->last->child->string); | |||
free(mdoc->last->child->string); | |||
mdoc->last->child->string = buf; | |||
return(1); | |||
} | } | ||
static int | static int | ||
post_lb(POST_ARGS) | post_eoln(POST_ARGS) | ||
{ | { | ||
if (mdoc_a2lib(mdoc->last->child->string)) | if (NULL == mdoc->last->child) | ||
return(1); | return(1); | ||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADLIB)); | return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST)); | ||
} | } | ||
|
|
||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME)); | return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME)); | ||
} | } | ||
static int | |||
post_defaults(POST_ARGS) | |||
{ | |||
struct mdoc_node *nn; | |||
/* | |||
* The `Ar' defaults to "file ..." if no value is provided as an | |||
* argument; the `Mt' macro uses "~"; the `Li' just gets an | |||
* empty string. | |||
*/ | |||
if (mdoc->last->child) | |||
return(1); | |||
nn = mdoc->last; | |||
mdoc->next = MDOC_NEXT_CHILD; | |||
switch (nn->tok) { | |||
case (MDOC_Ar): | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file")) | |||
return(0); | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "...")) | |||
return(0); | |||
break; | |||
case (MDOC_At): | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T")) | |||
return(0); | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX")) | |||
return(0); | |||
break; | |||
case (MDOC_Li): | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "")) | |||
return(0); | |||
break; | |||
case (MDOC_Mt): | |||
if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~")) | |||
return(0); | |||
break; | |||
default: | |||
abort(); | |||
/* NOTREACHED */ | |||
} | |||
mdoc->last = nn; | |||
return(1); | |||
} | |||
static int | static int | ||
post_at(POST_ARGS) | post_at(POST_ARGS) | ||
{ | { | ||
const char *p, *q; | |||
char *buf; | |||
size_t sz; | |||
/* | |||
* 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. | |||
*/ | |||
if (NULL == mdoc->last->child) | if (NULL == mdoc->last->child) | ||
return(1); | return(1); | ||
assert(MDOC_TEXT == mdoc->last->child->type); | assert(MDOC_TEXT == mdoc->last->child->type); | ||
if (mdoc_a2att(mdoc->last->child->string)) | p = mdoc_a2att(mdoc->last->child->string); | ||
return(1); | |||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT)); | |||
} | |||
if (p) { | |||
free(mdoc->last->child->string); | |||
mdoc->last->child->string = mandoc_strdup(p); | |||
} else { | |||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT); | |||
p = "AT&T UNIX "; | |||
q = mdoc->last->child->string; | |||
sz = strlen(p) + strlen(q) + 1; | |||
buf = mandoc_malloc(sz); | |||
strlcpy(buf, p, sz); | |||
strlcat(buf, q, sz); | |||
free(mdoc->last->child->string); | |||
mdoc->last->child->string = buf; | |||
} | |||
return(1); | |||
} | |||
static int | static int | ||
post_an(POST_ARGS) | post_an(POST_ARGS) | ||
{ | { | ||
struct mdoc_node *np; | |||
if (mdoc->last->args) { | np = mdoc->last; | ||
if (NULL == mdoc->last->child) | if (AUTH__NONE != np->data.An.auth && np->child) | ||
return(1); | return(eerr_eq0(mdoc)); | ||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGCOUNT)); | /* | ||
} | * FIXME: make this ewarn and make sure that the front-ends | ||
* don't print the arguments. | |||
if (mdoc->last->child) | */ | ||
if (AUTH__NONE != np->data.An.auth || np->child) | |||
return(1); | return(1); | ||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)); | return(mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS)); | ||
} | } | ||
static int | static int | ||
post_it(POST_ARGS) | post_it(POST_ARGS) | ||
{ | { | ||
int type, i, cols; | int i, cols, rc; | ||
enum mdoc_list lt; | |||
struct mdoc_node *n, *c; | struct mdoc_node *n, *c; | ||
enum mandocerr er; | |||
if (MDOC_BLOCK != mdoc->last->type) | if (MDOC_BLOCK != mdoc->last->type) | ||
return(1); | return(1); | ||
n = mdoc->last->parent->parent; | n = mdoc->last->parent->parent; | ||
if (NULL == n->args) { | assert(n->data.Bl); | ||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE); | lt = n->data.Bl->type; | ||
return(0); | |||
} | |||
/* Some types require block-head, some not. */ | if (LIST__NONE == lt) { | ||
/* LINTED */ | |||
for (cols = type = -1, i = 0; -1 == type && | |||
i < (int)n->args->argc; i++) | |||
switch (n->args->argv[i].arg) { | |||
case (MDOC_Tag): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Diag): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Hang): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Ohang): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Inset): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Bullet): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Dash): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Enum): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Hyphen): | |||
/* FALLTHROUGH */ | |||
case (MDOC_Item): | |||
type = n->args->argv[i].arg; | |||
break; | |||
case (MDOC_Column): | |||
type = n->args->argv[i].arg; | |||
cols = (int)n->args->argv[i].sz; | |||
break; | |||
default: | |||
break; | |||
} | |||
if (-1 == type) { | |||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE); | mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE); | ||
return(0); | return(0); | ||
} | } | ||
switch (type) { | switch (lt) { | ||
case (MDOC_Tag): | case (LIST_tag): | ||
if (NULL == mdoc->last->head->child) | if (mdoc->last->head->child) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) | break; | ||
return(0); | /* FIXME: give this a dummy value. */ | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) | |||
return(0); | |||
break; | break; | ||
case (MDOC_Hang): | case (LIST_hang): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Ohang): | case (LIST_ohang): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Inset): | case (LIST_inset): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Diag): | case (LIST_diag): | ||
if (NULL == mdoc->last->head->child) | if (NULL == mdoc->last->head->child) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) | if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) | ||
return(0); | 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_bullet): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Dash): | case (LIST_dash): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Enum): | case (LIST_enum): | ||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Hyphen): | case (LIST_hyphen): | ||
if (NULL == mdoc->last->body->child) | |||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY)) | |||
return(0); | |||
/* FALLTHROUGH */ | /* FALLTHROUGH */ | ||
case (MDOC_Item): | case (LIST_item): | ||
if (mdoc->last->head->child) | if (mdoc->last->head->child) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST)) | if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST)) | ||
return(0); | return(0); | ||
break; | |||
case (LIST_column): | |||
cols = (int)n->data.Bl->ncols; | |||
assert(NULL == mdoc->last->head->child); | |||
if (NULL == mdoc->last->body->child) | if (NULL == mdoc->last->body->child) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY)) | if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY)) | ||
return(0); | return(0); | ||
break; | |||
case (MDOC_Column): | |||
if (NULL == mdoc->last->head->child) | |||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS)) | |||
return(0); | |||
if (mdoc->last->body->child) | |||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BODYLOST)) | |||
return(0); | |||
c = mdoc->last->child; | |||
for (i = 0; c && MDOC_HEAD == c->type; c = c->next) | |||
i++; | |||
if (i < cols) { | for (i = 0, c = mdoc->last->child; c; c = c->next) | ||
if ( ! mdoc_vmsg(mdoc, MANDOCERR_ARGCOUNT, | if (MDOC_BODY == c->type) | ||
mdoc->last->line, | i++; | ||
mdoc->last->pos, | |||
"columns == %d (have %d)", | if (i < cols) | ||
cols, i)) | er = MANDOCERR_ARGCOUNT; | ||
return(0); | else if (i == cols || i == cols + 1) | ||
break; | break; | ||
} else if (i == cols || i == cols + 1) | else | ||
break; | er = MANDOCERR_SYNTARGCOUNT; | ||
mdoc_vmsg(mdoc, MANDOCERR_SYNTARGCOUNT, | rc = mdoc_vmsg(mdoc, er, | ||
mdoc->last->line, mdoc->last->pos, | mdoc->last->line, mdoc->last->pos, | ||
"columns == %d (have %d)", cols, i); | "columns == %d (have %d)", cols, i); | ||
return(0); | return(rc); | ||
default: | default: | ||
break; | break; | ||
} | } | ||
|
|
||
static int | static int | ||
post_bl_head(POST_ARGS) | post_bl_head(POST_ARGS) | ||
{ | { | ||
int i; | struct mdoc_node *n; | ||
const struct mdoc_node *n; | |||
const struct mdoc_argv *a; | |||
assert(mdoc->last->parent); | |||
n = mdoc->last->parent; | n = mdoc->last->parent; | ||
assert(n->args); | |||
for (i = 0; i < (int)n->args->argc; i++) { | if (LIST_column == n->data.Bl->type) { | ||
a = &n->args->argv[i]; | if (n->data.Bl->ncols && mdoc->last->nchild) { | ||
if (a->arg == MDOC_Column) { | mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS); | ||
if (a->sz && mdoc->last->nchild) | return(0); | ||
return(mdoc_nmsg(mdoc, n, MANDOCERR_COLUMNS)); | |||
return(1); | |||
} | } | ||
return(1); | |||
} | } | ||
if (0 == (i = mdoc->last->nchild)) | /* FIXME: should be ERROR class. */ | ||
return(1); | return(hwarn_eq0(mdoc)); | ||
return(warn_count(mdoc, "==", 0, "line arguments", i)); | |||
} | } | ||
|
|
||
static int | static int | ||
post_rs(POST_ARGS) | post_rs(POST_ARGS) | ||
{ | { | ||
struct mdoc_node *nn; | struct mdoc_node *nn, *next, *prev; | ||
int i, j; | |||
if (MDOC_BODY != mdoc->last->type) | if (MDOC_BODY != mdoc->last->type) | ||
return(1); | return(1); | ||
for (nn = mdoc->last->child; nn; nn = nn->next) | /* | ||
switch (nn->tok) { | * Make sure only certain types of nodes are allowed within the | ||
case(MDOC__U): | * the `Rs' body. Delete offending nodes and raise a warning. | ||
/* FALLTHROUGH */ | * Do this before re-ordering for the sake of clarity. | ||
case(MDOC__Q): | */ | ||
/* FALLTHROUGH */ | |||
case(MDOC__C): | next = NULL; | ||
/* FALLTHROUGH */ | for (nn = mdoc->last->child; nn; nn = next) { | ||
case(MDOC__A): | for (i = 0; i < RSORD_MAX; i++) | ||
/* FALLTHROUGH */ | if (nn->tok == rsord[i]) | ||
case(MDOC__B): | break; | ||
/* FALLTHROUGH */ | |||
case(MDOC__D): | if (i < RSORD_MAX) { | ||
/* FALLTHROUGH */ | next = nn->next; | ||
case(MDOC__I): | continue; | ||
/* FALLTHROUGH */ | |||
case(MDOC__J): | |||
/* FALLTHROUGH */ | |||
case(MDOC__N): | |||
/* FALLTHROUGH */ | |||
case(MDOC__O): | |||
/* FALLTHROUGH */ | |||
case(MDOC__P): | |||
/* FALLTHROUGH */ | |||
case(MDOC__R): | |||
/* FALLTHROUGH */ | |||
case(MDOC__T): | |||
/* FALLTHROUGH */ | |||
case(MDOC__V): | |||
break; | |||
default: | |||
mdoc_nmsg(mdoc, nn, MANDOCERR_SYNTCHILD); | |||
return(0); | |||
} | } | ||
next = nn->next; | |||
mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD); | |||
mdoc_node_delete(mdoc, nn); | |||
} | |||
/* | |||
* 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 a insertion sort. | |||
*/ | |||
next = NULL; | |||
for (nn = mdoc->last->child->next; nn; nn = next) { | |||
/* Determine order of `nn'. */ | |||
for (i = 0; i < RSORD_MAX; i++) | |||
if (rsord[i] == nn->tok) | |||
break; | |||
/* | |||
* Remove `nn' from the chain. This somewhat | |||
* repeats mdoc_node_unlink(), but since we're | |||
* just re-ordering, there's no need for the | |||
* full unlink process. | |||
*/ | |||
if (NULL != (next = nn->next)) | |||
next->prev = nn->prev; | |||
if (NULL != (prev = nn->prev)) | |||
prev->next = nn->next; | |||
nn->prev = nn->next = NULL; | |||
/* | |||
* Scan back until we reach a node that's | |||
* ordered before `nn'. | |||
*/ | |||
for ( ; prev ; prev = prev->prev) { | |||
/* Determine order of `prev'. */ | |||
for (j = 0; j < RSORD_MAX; j++) | |||
if (rsord[j] == prev->tok) | |||
break; | |||
if (j <= i) | |||
break; | |||
} | |||
/* | |||
* Set `nn' back into its correct place in front | |||
* of the `prev' node. | |||
*/ | |||
nn->prev = prev; | |||
if (prev) { | |||
if (prev->next) | |||
prev->next->prev = nn; | |||
nn->next = prev->next; | |||
prev->next = nn; | |||
} else { | |||
mdoc->last->child->prev = nn; | |||
nn->next = mdoc->last->child; | |||
mdoc->last->child = nn; | |||
} | |||
} | |||
return(1); | return(1); | ||
} | } | ||
|
|
||
static int | static int | ||
post_sh_head(POST_ARGS) | post_sh_head(POST_ARGS) | ||
{ | { | ||
char buf[64]; | char buf[BUFSIZ]; | ||
enum mdoc_sec sec; | enum mdoc_sec sec; | ||
const struct mdoc_node *n; | struct mdoc_node *n; | ||
/* | /* | ||
* 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'; | buf[0] = '\0'; | ||
/* | /* FIXME: use dynamic buffer... */ | ||
* 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) { | for (n = mdoc->last->child; n; n = n->next) { | ||
/* XXX - copied from compact(). */ | /* XXX - copied from concat(). */ | ||
assert(MDOC_TEXT == n->type); | assert(MDOC_TEXT == n->type); | ||
if (strlcat(buf, n->string, 64) >= 64) { | if (strlcat(buf, n->string, BUFSIZ) >= BUFSIZ) { | ||
mdoc_nmsg(mdoc, n, MANDOCERR_MEM); | mdoc_nmsg(mdoc, n, MANDOCERR_MEM); | ||
return(0); | return(0); | ||
} | } | ||
if (NULL == n->next) | if (NULL == n->next) | ||
continue; | continue; | ||
if (strlcat(buf, " ", 64) >= 64) { | |||
if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) { | |||
mdoc_nmsg(mdoc, n, MANDOCERR_MEM); | mdoc_nmsg(mdoc, n, MANDOCERR_MEM); | ||
return(0); | return(0); | ||
} | } | ||
|
|
||
sec = mdoc_str2sec(buf); | sec = mdoc_str2sec(buf); | ||
/* | /* The NAME should be first. */ | ||
* Check: NAME should always be first, CUSTOM has no roles, | |||
* non-CUSTOM has a conventional order to be followed. | |||
*/ | |||
if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed) | if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST)) | mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST); | ||
return(0); | |||
/* The SYNOPSIS gets special attention in other areas. */ | |||
if (SEC_SYNOPSIS == sec) | |||
mdoc->flags |= MDOC_SYNOPSIS; | |||
else | |||
mdoc->flags &= ~MDOC_SYNOPSIS; | |||
/* Mark our last section. */ | |||
mdoc->lastsec = sec; | |||
/* We don't care about custom sections after this. */ | |||
if (SEC_CUSTOM == sec) | if (SEC_CUSTOM == sec) | ||
return(1); | return(1); | ||
/* | |||
* 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)) | mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP); | ||
return(0); | |||
if (sec < mdoc->lastnamed) | if (sec < mdoc->lastnamed) | ||
if ( ! mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO)) | mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO); | ||
return(0); | |||
/* | /* 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. */ | |||
assert(mdoc->meta.msec); | |||
switch (sec) { | switch (sec) { | ||
case (SEC_RETURN_VALUES): | |||
/* FALLTHROUGH */ | |||
case (SEC_ERRORS): | |||
/* FALLTHROUGH */ | |||
case (SEC_LIBRARY): | case (SEC_LIBRARY): | ||
assert(mdoc->meta.msec); | |||
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 (*mdoc->meta.msec == '9') | if (*mdoc->meta.msec == '9') | ||
break; | break; | ||
return(mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC)); | mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC); | ||
break; | |||
default: | default: | ||
break; | break; | ||
} | } | ||
return(1); | |||
} | |||
static int | |||
pre_par(PRE_ARGS) | |||
{ | |||
if (NULL == mdoc->last) | |||
return(1); | |||
/* | |||
* Don't allow prior `Lp' or `Pp' prior to a paragraph-type | |||
* block: `Lp', `Pp', or non-compact `Bd' or `Bl'. | |||
*/ | |||
if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok) | |||
return(1); | |||
if (MDOC_Bl == n->tok && n->data.Bl->comp) | |||
return(1); | |||
if (MDOC_Bd == n->tok && n->data.Bd->comp) | |||
return(1); | |||
mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR); | |||
mdoc_node_delete(mdoc, mdoc->last); | |||
return(1); | return(1); | ||
} | } |