version 1.12, 2009/01/02 09:29:06 |
version 1.70, 2009/03/06 14:24:49 |
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* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
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#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
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#include "private.h" |
#include "private.h" |
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/* FIXME: `.St' can only have one argument set. */ |
/* FIXME: .Bl -diag can't have non-text children in HEAD. */ |
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typedef int (*v_args_sz)(struct mdoc *, int, int, int); |
/* |
typedef int (*v_args)(struct mdoc *, int, int, int, |
* Pre- and post-validate macros as they're parsed. Pre-validation |
const char *[], int, const struct mdoc_arg *); |
* occurs when the macro has been detected and its arguments parsed. |
typedef int (*v_post)(struct mdoc *, int, int); |
* Post-validation occurs when all child macros have also been parsed. |
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* In the ELEMENT case, this is simply the parameters of the macro; in |
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* the BLOCK case, this is the HEAD, BODY, TAIL and so on. |
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*/ |
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static int need_head_child(struct mdoc *, int, int); |
#define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n |
static int no_head_child(struct mdoc *, int, int); |
#define POST_ARGS struct mdoc *mdoc |
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static int assert_eq0(struct mdoc *, int, int, int); |
typedef int (*v_pre)(PRE_ARGS); |
static int assert_le1(struct mdoc *, int, int, int); |
typedef int (*v_post)(POST_ARGS); |
static int need_eq0(struct mdoc *, int, int, int); |
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static int need_eq1(struct mdoc *, int, int, int); |
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static int need_ge1(struct mdoc *, int, int, int); |
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static int need_le2(struct mdoc *, int, int, int); |
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static int want_eq0(struct mdoc *, int, int, int); |
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static int want_ge1(struct mdoc *, int, int, int); |
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static int args_ref(struct mdoc *, int, int, int, |
/* TODO: ignoring Pp (it's superfluous in some invocations). */ |
const char *[], int, const struct mdoc_arg *); |
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static int args_bool(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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static int args_Sh(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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static int args_blocknest(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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static int args_At(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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static int args_Xr(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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struct valids { |
struct valids { |
v_args_sz sz; |
v_pre *pre; |
v_args args; |
v_post *post; |
v_post post; |
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}; |
}; |
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/* Utility checks. */ |
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/* |
static int check_parent(PRE_ARGS, int, enum mdoc_type); |
* FIXME: have arrays of function pointers in case we want multiple |
static int check_msec(PRE_ARGS, ...); |
* check callbacks per macro. |
static int check_sec(PRE_ARGS, ...); |
*/ |
static int check_stdarg(PRE_ARGS); |
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static int check_text(struct mdoc *, |
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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_arg *); |
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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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/* Utility auxiliaries. */ |
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static inline int count_child(struct mdoc *); |
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static inline int warn_count(struct mdoc *, const char *, |
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int, const char *, int); |
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static inline int err_count(struct mdoc *, const char *, |
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int, const char *, int); |
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/* Specific pre-child-parse routines. */ |
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static int pre_an(PRE_ARGS); |
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static int pre_bd(PRE_ARGS); |
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static int pre_bl(PRE_ARGS); |
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static int pre_cd(PRE_ARGS); |
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static int pre_dd(PRE_ARGS); |
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static int pre_display(PRE_ARGS); |
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static int pre_dt(PRE_ARGS); |
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static int pre_er(PRE_ARGS); |
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static int pre_ex(PRE_ARGS); |
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static int pre_fd(PRE_ARGS); |
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static int pre_it(PRE_ARGS); |
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static int pre_lb(PRE_ARGS); |
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static int pre_os(PRE_ARGS); |
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static int pre_prologue(PRE_ARGS); |
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static int pre_rv(PRE_ARGS); |
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static int pre_sh(PRE_ARGS); |
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static int pre_ss(PRE_ARGS); |
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/* Specific post-child-parse routines. */ |
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static int herr_ge1(POST_ARGS); |
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static int hwarn_le1(POST_ARGS); |
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static int herr_eq0(POST_ARGS); |
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static int eerr_eq0(POST_ARGS); |
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static int eerr_le1(POST_ARGS); |
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static int eerr_le2(POST_ARGS); |
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static int eerr_eq1(POST_ARGS); |
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static int eerr_ge1(POST_ARGS); |
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static int ewarn_eq0(POST_ARGS); |
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static int ewarn_eq1(POST_ARGS); |
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static int bwarn_ge1(POST_ARGS); |
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static int hwarn_eq1(POST_ARGS); |
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static int ewarn_ge1(POST_ARGS); |
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static int ebool(POST_ARGS); |
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static int post_an(POST_ARGS); |
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static int post_at(POST_ARGS); |
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static int post_bf(POST_ARGS); |
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static int post_bl(POST_ARGS); |
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static int post_ex(POST_ARGS); |
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static int post_it(POST_ARGS); |
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static int post_nm(POST_ARGS); |
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static int post_root(POST_ARGS); |
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static int post_sh(POST_ARGS); |
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static int post_sh_body(POST_ARGS); |
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static int post_sh_head(POST_ARGS); |
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static int post_st(POST_ARGS); |
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/* Collections of pre-child-parse routines. */ |
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static v_pre pres_an[] = { pre_an, NULL }; |
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static v_pre pres_bd[] = { pre_display, pre_bd, NULL }; |
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static v_pre pres_bl[] = { pre_bl, NULL }; |
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static v_pre pres_cd[] = { pre_cd, NULL }; |
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static v_pre pres_dd[] = { pre_prologue, pre_dd, NULL }; |
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static v_pre pres_d1[] = { pre_display, NULL }; |
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static v_pre pres_dt[] = { pre_prologue, pre_dt, NULL }; |
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static v_pre pres_er[] = { pre_er, NULL }; |
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static v_pre pres_ex[] = { pre_ex, NULL }; |
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static v_pre pres_fd[] = { pre_fd, NULL }; |
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static v_pre pres_it[] = { pre_it, NULL }; |
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static v_pre pres_lb[] = { pre_lb, NULL }; |
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static v_pre pres_os[] = { pre_prologue, pre_os, NULL }; |
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static v_pre pres_rv[] = { pre_rv, NULL }; |
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static v_pre pres_sh[] = { pre_sh, NULL }; |
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static v_pre pres_ss[] = { pre_ss, NULL }; |
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/* Collections of post-child-parse routines. */ |
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static v_post posts_bool[] = { eerr_eq1, ebool, NULL }; |
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static v_post posts_bd[] = { herr_eq0, bwarn_ge1, NULL }; |
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static v_post posts_text[] = { eerr_ge1, NULL }; |
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static v_post posts_wtext[] = { ewarn_ge1, NULL }; |
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static v_post posts_notext[] = { eerr_eq0, NULL }; |
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static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL }; |
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static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL }; |
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static v_post posts_bl[] = { herr_eq0, bwarn_ge1, post_bl, NULL }; |
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static v_post posts_it[] = { post_it, NULL }; |
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static v_post posts_in[] = { ewarn_eq1, NULL }; |
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static v_post posts_ss[] = { herr_ge1, NULL }; |
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static v_post posts_pf[] = { eerr_eq1, NULL }; |
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static v_post posts_lb[] = { eerr_eq1, NULL }; |
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static v_post posts_st[] = { eerr_eq1, post_st, NULL }; |
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static v_post posts_pp[] = { ewarn_eq0, NULL }; |
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static v_post posts_ex[] = { eerr_le1, post_ex, NULL }; |
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static v_post posts_an[] = { post_an, NULL }; |
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static v_post posts_at[] = { post_at, NULL }; |
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static v_post posts_xr[] = { eerr_ge1, eerr_le2, NULL }; |
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static v_post posts_nm[] = { post_nm, NULL }; |
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static v_post posts_bf[] = { hwarn_le1, post_bf, NULL }; |
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static v_post posts_rs[] = { herr_eq0, bwarn_ge1, NULL }; |
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static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL }; |
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static v_post posts_bk[] = { herr_eq0, bwarn_ge1, NULL }; |
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static v_post posts_fd[] = { ewarn_ge1, NULL }; |
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/* Per-macro pre- and post-child-check routine collections. */ |
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const struct valids mdoc_valids[MDOC_MAX] = { |
const struct valids mdoc_valids[MDOC_MAX] = { |
{ NULL, NULL, NULL }, /* \" */ |
{ NULL, NULL }, /* \" */ |
{ NULL, NULL, NULL }, /* Dd */ /* TODO */ |
{ pres_dd, posts_text }, /* Dd */ |
{ NULL, NULL, NULL }, /* Dt */ /* TODO */ |
{ pres_dt, NULL }, /* Dt */ |
{ NULL, NULL, NULL }, /* Os */ /* TODO */ |
{ pres_os, NULL }, /* Os */ |
{ NULL, args_Sh, NULL }, /* Sh */ |
{ pres_sh, posts_sh }, /* Sh */ |
{ NULL, NULL, NULL }, /* Ss */ |
{ pres_ss, posts_ss }, /* Ss */ |
{ want_eq0, NULL, NULL }, /* Pp */ |
{ NULL, posts_pp }, /* Pp */ |
{ NULL, args_blocknest, need_head_child }, /* D1 */ |
{ pres_d1, posts_wline }, /* D1 */ |
{ NULL, args_blocknest, need_head_child }, /* Dl */ |
{ pres_d1, posts_wline }, /* Dl */ |
{ NULL, args_blocknest, NULL }, /* Bd */ |
{ pres_bd, posts_bd }, /* Bd */ |
{ NULL, NULL, no_head_child }, /* Ed */ |
{ NULL, NULL }, /* Ed */ |
{ NULL, NULL, NULL }, /* Bl */ |
{ pres_bl, posts_bl }, /* Bl */ |
{ NULL, NULL, no_head_child }, /* El */ |
{ NULL, NULL }, /* El */ |
{ NULL, NULL, NULL }, /* It */ |
{ pres_it, posts_it }, /* It */ |
{ need_ge1, NULL, NULL }, /* Ad */ |
{ NULL, posts_text }, /* Ad */ |
{ NULL, NULL, NULL }, /* An */ |
{ pres_an, posts_an }, /* An */ |
{ NULL, NULL, NULL }, /* Ar */ |
{ NULL, NULL }, /* Ar */ |
{ need_ge1, NULL, NULL }, /* Cd */ |
{ pres_cd, posts_text }, /* Cd */ |
{ NULL, NULL, NULL }, /* Cm */ |
{ NULL, NULL }, /* Cm */ |
{ need_ge1, NULL, NULL }, /* Dv */ |
{ NULL, posts_text }, /* Dv */ |
{ need_ge1, NULL, NULL }, /* Er */ |
{ pres_er, posts_text }, /* Er */ |
{ need_ge1, NULL, NULL }, /* Ev */ |
{ NULL, posts_text }, /* Ev */ |
{ NULL, NULL, NULL }, /* Ex */ |
{ pres_ex, posts_ex }, /* Ex */ |
{ need_ge1, NULL, NULL }, /* Fa */ |
{ NULL, posts_text }, /* Fa */ |
{ NULL, NULL, NULL }, /* Fd */ |
{ pres_fd, posts_fd }, /* Fd */ |
{ NULL, NULL, NULL }, /* Fl */ |
{ NULL, NULL }, /* Fl */ |
{ need_ge1, NULL, NULL }, /* Fn */ |
{ NULL, posts_text }, /* Fn */ |
{ want_ge1, NULL, NULL }, /* Ft */ |
{ NULL, posts_wtext }, /* Ft */ |
{ need_ge1, NULL, NULL }, /* Ic */ |
{ NULL, posts_text }, /* Ic */ |
{ need_eq1, NULL, NULL }, /* In */ |
{ NULL, posts_in }, /* In */ |
{ want_ge1, NULL, NULL }, /* Li */ |
{ NULL, posts_text }, /* Li */ |
{ want_ge1, NULL, NULL }, /* Nd */ |
{ NULL, posts_wtext }, /* Nd */ |
{ NULL, NULL, NULL }, /* Nm */ |
{ NULL, posts_nm }, /* Nm */ |
{ NULL, NULL, NULL }, /* Op */ |
{ NULL, posts_wline }, /* Op */ |
{ NULL, NULL, NULL }, /* Ot */ |
{ NULL, NULL }, /* Ot */ |
{ want_ge1, NULL, NULL }, /* Pa */ |
{ NULL, NULL }, /* Pa */ |
{ NULL, NULL, NULL }, /* Rv */ |
{ pres_rv, posts_notext }, /* Rv */ |
{ NULL, NULL, NULL }, /* St */ |
{ NULL, posts_st }, /* St */ |
{ need_ge1, NULL, NULL }, /* Va */ |
{ NULL, posts_text }, /* Va */ |
{ need_ge1, NULL, NULL }, /* Vt */ |
{ NULL, posts_text }, /* Vt */ |
{ need_le2, args_Xr, NULL }, /* Xr */ |
{ NULL, posts_xr }, /* Xr */ |
{ need_ge1, args_ref, NULL }, /* %A */ |
{ NULL, posts_text }, /* %A */ |
{ need_ge1, args_ref, NULL }, /* %B */ |
{ NULL, posts_text }, /* %B */ |
{ need_ge1, args_ref, NULL }, /* %D */ |
{ NULL, posts_text }, /* %D */ |
{ need_ge1, args_ref, NULL }, /* %I */ |
{ NULL, posts_text }, /* %I */ |
{ need_ge1, args_ref, NULL }, /* %J */ |
{ NULL, posts_text }, /* %J */ |
{ need_ge1, args_ref, NULL }, /* %N */ |
{ NULL, posts_text }, /* %N */ |
{ need_ge1, args_ref, NULL }, /* %O */ |
{ NULL, posts_text }, /* %O */ |
{ need_ge1, args_ref, NULL }, /* %P */ |
{ NULL, posts_text }, /* %P */ |
{ need_ge1, args_ref, NULL }, /* %R */ |
{ NULL, posts_text }, /* %R */ |
{ need_ge1, args_ref, NULL }, /* %T */ |
{ NULL, posts_text }, /* %T */ |
{ need_ge1, args_ref, NULL }, /* %V */ |
{ NULL, posts_text }, /* %V */ |
{ NULL, NULL, NULL }, /* Ac */ |
{ NULL, NULL }, /* Ac */ |
{ NULL, NULL, NULL }, /* Ao */ |
{ NULL, NULL }, /* Ao */ |
{ NULL, NULL, NULL }, /* Aq */ |
{ NULL, posts_wline }, /* Aq */ |
{ need_le2, args_At, NULL }, /* At */ |
{ NULL, posts_at }, /* At */ |
{ NULL, NULL, NULL }, /* Bc */ |
{ NULL, NULL }, /* Bc */ |
{ NULL, NULL, NULL }, /* Bf */ |
{ NULL, posts_bf }, /* Bf */ |
{ NULL, NULL, NULL }, /* Bo */ |
{ NULL, NULL }, /* Bo */ |
{ NULL, NULL, NULL }, /* Bq */ |
{ NULL, posts_wline }, /* Bq */ |
{ assert_le1, NULL, NULL }, /* Bsx */ |
{ NULL, NULL }, /* Bsx */ |
{ assert_le1, NULL, NULL }, /* Bx */ |
{ NULL, NULL }, /* Bx */ |
{ need_eq1, args_bool, NULL }, /* Db */ |
{ NULL, posts_bool }, /* Db */ |
{ NULL, NULL, NULL }, /* Dc */ |
{ NULL, NULL }, /* Dc */ |
{ NULL, NULL, NULL }, /* Do */ |
{ NULL, NULL }, /* Do */ |
{ NULL, NULL, NULL }, /* Dq */ |
{ NULL, posts_wline }, /* Dq */ |
{ NULL, NULL, NULL }, /* Ec */ |
{ NULL, NULL }, /* Ec */ |
{ NULL, NULL, NULL }, /* Ef */ |
{ NULL, NULL }, /* Ef */ |
{ need_ge1, NULL, NULL }, /* Em */ |
{ NULL, posts_text }, /* Em */ |
{ NULL, NULL, NULL }, /* Eo */ |
{ NULL, NULL }, /* Eo */ |
{ assert_le1, NULL, NULL }, /* Fx */ |
{ NULL, NULL }, /* Fx */ |
{ want_ge1, NULL, NULL }, /* Ms */ |
{ NULL, posts_text }, /* Ms */ |
{ NULL, NULL, NULL }, /* No */ |
{ NULL, posts_notext }, /* No */ |
{ NULL, NULL, NULL }, /* Ns */ |
{ NULL, posts_notext }, /* Ns */ |
{ assert_le1, NULL, NULL }, /* Nx */ |
{ NULL, NULL }, /* Nx */ |
{ assert_le1, NULL, NULL }, /* Ox */ |
{ NULL, NULL }, /* Ox */ |
{ NULL, NULL, NULL }, /* Pc */ |
{ NULL, NULL }, /* Pc */ |
{ NULL, NULL, NULL }, /* Pf */ |
{ NULL, posts_pf }, /* Pf */ |
{ NULL, NULL, NULL }, /* Po */ |
{ NULL, NULL }, /* Po */ |
{ NULL, NULL, NULL }, /* Pq */ |
{ NULL, posts_wline }, /* Pq */ |
{ NULL, NULL, NULL }, /* Qc */ |
{ NULL, NULL }, /* Qc */ |
{ NULL, NULL, NULL }, /* Ql */ |
{ NULL, posts_wline }, /* Ql */ |
{ NULL, NULL, NULL }, /* Qo */ |
{ NULL, NULL }, /* Qo */ |
{ NULL, NULL, NULL }, /* Qq */ |
{ NULL, posts_wline }, /* Qq */ |
{ NULL, NULL, NULL }, /* Re */ |
{ NULL, NULL }, /* Re */ |
{ NULL, NULL, NULL }, /* Rs */ |
{ NULL, posts_rs }, /* Rs */ |
{ NULL, NULL, NULL }, /* Sc */ |
{ NULL, NULL }, /* Sc */ |
{ NULL, NULL, NULL }, /* So */ |
{ NULL, NULL }, /* So */ |
{ NULL, NULL, NULL }, /* Sq */ |
{ NULL, posts_wline }, /* Sq */ |
{ need_eq1, args_bool, NULL }, /* Sm */ |
{ NULL, posts_bool }, /* Sm */ |
{ need_ge1, NULL, NULL }, /* Sx */ |
{ NULL, posts_text }, /* Sx */ |
{ need_ge1, NULL, NULL }, /* Sy */ |
{ NULL, posts_text }, /* Sy */ |
{ want_ge1, NULL, NULL }, /* Tn */ |
{ NULL, posts_text }, /* Tn */ |
{ assert_eq0, NULL, NULL }, /* Ux */ |
{ NULL, NULL }, /* Ux */ |
{ NULL, NULL, NULL }, /* Xc */ |
{ NULL, NULL }, /* Xc */ |
{ NULL, NULL, NULL }, /* Xo */ |
{ NULL, NULL }, /* Xo */ |
{ NULL, NULL, NULL }, /* Fo */ |
{ NULL, posts_fo }, /* Fo */ |
{ NULL, NULL, NULL }, /* Fc */ |
{ NULL, NULL }, /* Fc */ |
{ NULL, NULL, NULL }, /* Oo */ |
{ NULL, NULL }, /* Oo */ |
{ NULL, NULL, NULL }, /* Oc */ |
{ NULL, NULL }, /* Oc */ |
{ NULL, NULL, NULL }, /* Bk */ |
{ NULL, posts_bk }, /* Bk */ |
{ NULL, NULL, NULL }, /* Ek */ |
{ NULL, NULL }, /* Ek */ |
{ need_eq0, NULL, NULL }, /* Bt */ |
{ NULL, posts_notext }, /* Bt */ |
{ need_eq1, NULL, NULL }, /* Hf */ |
{ NULL, NULL }, /* Hf */ |
{ NULL, NULL, NULL }, /* Fr */ |
{ NULL, NULL }, /* Fr */ |
{ need_eq0, NULL, NULL }, /* Ud */ |
{ NULL, posts_notext }, /* Ud */ |
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{ pres_lb, posts_lb }, /* Lb */ |
}; |
}; |
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static int |
int |
need_le2(struct mdoc *mdoc, int tok, int pos, int sz) |
mdoc_valid_pre(struct mdoc *mdoc, |
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const struct mdoc_node *node) |
{ |
{ |
if (sz <= 2) |
v_pre *p; |
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struct mdoc_arg *argv; |
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size_t argc; |
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int line, pos, i, j; |
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const char *tp; |
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if (MDOC_TEXT == node->type) { |
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tp = node->data.text.string; |
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line = node->line; |
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pos = node->pos; |
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return(check_text(mdoc, line, pos, tp)); |
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} |
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if (MDOC_BLOCK == node->type || MDOC_ELEM == node->type) { |
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argv = MDOC_BLOCK == node->type ? |
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node->data.block.argv : |
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node->data.elem.argv; |
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argc = MDOC_BLOCK == node->type ? |
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node->data.block.argc : |
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node->data.elem.argc; |
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for (i = 0; i < (int)argc; i++) { |
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for (j = 0; j < (int)argv[i].sz; j++) { |
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tp = argv[i].value[j]; |
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line = argv[i].line; |
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pos = argv[i].pos; |
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if ( ! check_text(mdoc, line, pos, tp)) |
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return(0); |
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} |
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if ( ! check_argv(mdoc, node, &argv[i])) |
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return(0); |
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} |
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} |
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if (NULL == mdoc_valids[node->tok].pre) |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_LE2)); |
for (p = mdoc_valids[node->tok].pre; *p; p++) |
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if ( ! (*p)(mdoc, node)) |
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return(0); |
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return(1); |
} |
} |
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int |
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mdoc_valid_post(struct mdoc *mdoc) |
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{ |
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v_post *p; |
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/* |
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* This check occurs after the macro's children have been filled |
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* in: postfix validation. Since this happens when we're |
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* rewinding the scope tree, it's possible to have multiple |
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* invocations (as by design, for now), we set bit MDOC_VALID to |
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* indicate that we've validated. |
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*/ |
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if (MDOC_VALID & mdoc->last->flags) |
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return(1); |
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mdoc->last->flags |= MDOC_VALID; |
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if (MDOC_TEXT == mdoc->last->type) |
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return(1); |
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if (MDOC_ROOT == mdoc->last->type) |
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return(post_root(mdoc)); |
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if (NULL == mdoc_valids[mdoc->last->tok].post) |
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return(1); |
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for (p = mdoc_valids[mdoc->last->tok].post; *p; p++) |
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if ( ! (*p)(mdoc)) |
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return(0); |
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return(1); |
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} |
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static inline int |
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warn_count(struct mdoc *m, const char *k, |
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int want, const char *v, int has) |
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{ |
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return(mdoc_warn(m, WARN_SYNTAX, |
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"suggests %s %s %d (has %d)", |
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v, k, want, has)); |
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} |
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static inline int |
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err_count(struct mdoc *m, const char *k, |
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int want, const char *v, int has) |
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{ |
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return(mdoc_err(m, "requires %s %s %d (has %d)", |
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v, k, want, has)); |
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} |
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static inline int |
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count_child(struct mdoc *mdoc) |
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{ |
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int i; |
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struct mdoc_node *n; |
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for (i = 0, n = mdoc->last->child; n; n = n->next, i++) |
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/* Do nothing */ ; |
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return(i); |
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} |
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/* |
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* Build these up with macros because they're basically the same check |
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* for different inequalities. Yes, this could be done with functions, |
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* but this is reasonable for now. |
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*/ |
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#define CHECK_CHILD_DEFN(lvl, name, ineq) \ |
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static int \ |
|
lvl##_child_##name(struct mdoc *mdoc, const char *p, int sz) \ |
|
{ \ |
|
int i; \ |
|
if ((i = count_child(mdoc)) ineq sz) \ |
|
return(1); \ |
|
return(lvl##_count(mdoc, #ineq, sz, p, i)); \ |
|
} |
|
|
|
#define CHECK_BODY_DEFN(name, lvl, func, num) \ |
|
static int \ |
|
b##lvl##_##name(POST_ARGS) \ |
|
{ \ |
|
if (MDOC_BODY != mdoc->last->type) \ |
|
return(1); \ |
|
return(func(mdoc, "multiline parameters", (num))); \ |
|
} |
|
|
|
#define CHECK_ELEM_DEFN(name, lvl, func, num) \ |
|
static int \ |
|
e##lvl##_##name(POST_ARGS) \ |
|
{ \ |
|
assert(MDOC_ELEM == mdoc->last->type); \ |
|
return(func(mdoc, "line parameters", (num))); \ |
|
} |
|
|
|
#define CHECK_HEAD_DEFN(name, lvl, func, num) \ |
|
static int \ |
|
h##lvl##_##name(POST_ARGS) \ |
|
{ \ |
|
if (MDOC_HEAD != mdoc->last->type) \ |
|
return(1); \ |
|
return(func(mdoc, "line parameters", (num))); \ |
|
} |
|
|
|
|
|
CHECK_CHILD_DEFN(warn, gt, >) /* warn_child_gt() */ |
|
CHECK_CHILD_DEFN(err, gt, >) /* err_child_gt() */ |
|
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_ELEM_DEFN(eq1, warn, warn_child_eq, 1) /* ewarn_eq1() */ |
|
CHECK_ELEM_DEFN(eq0, warn, warn_child_eq, 0) /* ewarn_eq0() */ |
|
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(le2, err, err_child_lt, 3) /* eerr_le2() */ |
|
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() */ |
|
|
|
|
static int |
static int |
want_ge1(struct mdoc *mdoc, int tok, int pos, int sz) |
check_stdarg(PRE_ARGS) |
{ |
{ |
if (sz > 0) |
|
|
if (MDOC_Std == n->data.elem.argv[0].arg && |
|
1 == n->data.elem.argc) |
return(1); |
return(1); |
return(mdoc_warn(mdoc, tok, pos, WARN_ARGS_GE1)); |
|
|
return(mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"one argument suggested")); |
} |
} |
|
|
|
|
static int |
static int |
want_eq0(struct mdoc *mdoc, int tok, int pos, int sz) |
check_sec(PRE_ARGS, ...) |
{ |
{ |
if (sz == 0) |
enum mdoc_sec sec; |
|
va_list ap; |
|
|
|
va_start(ap, n); |
|
|
|
for (;;) { |
|
sec = (enum mdoc_sec)va_arg(ap, int); |
|
if (SEC_CUSTOM == sec) |
|
break; |
|
if (sec != mdoc->lastsec) |
|
continue; |
|
va_end(ap); |
return(1); |
return(1); |
return(mdoc_warn(mdoc, tok, pos, WARN_ARGS_EQ0)); |
} |
|
|
|
va_end(ap); |
|
return(mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"inappropriate document section for macro")); |
} |
} |
|
|
|
|
static int |
static int |
need_eq0(struct mdoc *mdoc, int tok, int pos, int sz) |
check_msec(PRE_ARGS, ...) |
{ |
{ |
if (sz == 0) |
va_list ap; |
|
int msec; |
|
|
|
va_start(ap, n); |
|
for (;;) { |
|
if (0 == (msec = va_arg(ap, int))) |
|
break; |
|
if (msec != mdoc->meta.msec) |
|
continue; |
|
va_end(ap); |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_EQ0)); |
} |
|
|
|
va_end(ap); |
|
return(mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"inappropriate manual section for macro")); |
} |
} |
|
|
|
|
|
/* |
|
* Check over an argument. When this has more stuff in it, make this |
|
* into a table-driven function; until then, a switch is fine. |
|
*/ |
static int |
static int |
assert_le1(struct mdoc *mdoc, int tok, int pos, int sz) |
check_argv(struct mdoc *mdoc, |
|
const struct mdoc_node *node, |
|
const struct mdoc_arg *argv) |
{ |
{ |
|
|
assert(sz <= 1); |
|
|
switch (argv->arg) { |
|
case (MDOC_Std): |
|
switch (node->tok) { |
|
case (MDOC_Ex): |
|
/* |
|
* If the -std does not have an argument, then |
|
* set it with the default name (if set). This |
|
* only happens with MDOC_Ex. |
|
*/ |
|
if (1 == argv->sz) |
|
return(1); |
|
assert(0 == argv->sz); |
|
if (mdoc->meta.name) |
|
return(1); |
|
return(mdoc_nerr(mdoc, node, |
|
"default name not yet set")); |
|
default: |
|
break; |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
assert_eq0(struct mdoc *mdoc, int tok, int pos, int sz) |
check_text(struct mdoc *mdoc, int line, int pos, const char *p) |
{ |
{ |
|
size_t c; |
|
|
assert(sz == 0); |
/* XXX - indicate deprecated escapes \*(xx and \*x. */ |
|
|
|
for ( ; *p; p++) { |
|
if ( ! isprint((u_char)*p) && '\t' != *p) |
|
return(mdoc_perr(mdoc, line, pos, |
|
"invalid non-printing characters")); |
|
if ('\\' != *p) |
|
continue; |
|
if ((c = mdoc_isescape(p))) { |
|
p += (int)c - 1; |
|
continue; |
|
} |
|
return(mdoc_perr(mdoc, line, pos, |
|
"invalid escape sequence")); |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
|
|
|
|
static int |
static int |
need_eq1(struct mdoc *mdoc, int tok, int pos, int sz) |
check_parent(PRE_ARGS, int tok, enum mdoc_type t) |
{ |
{ |
if (sz == 1) |
|
|
assert(n->parent); |
|
if ((MDOC_ROOT == t || tok == n->parent->tok) && |
|
(t == n->parent->type)) |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_EQ1)); |
|
|
return(mdoc_nerr(mdoc, n, "require parent %s", |
|
MDOC_ROOT == t ? "<root>" : mdoc_macronames[tok])); |
} |
} |
|
|
|
|
|
|
static int |
static int |
need_ge1(struct mdoc *mdoc, int tok, int pos, int sz) |
pre_display(PRE_ARGS) |
{ |
{ |
if (sz > 0) |
struct mdoc_node *node; |
|
|
|
/* Display elements (`Bd', `D1'...) cannot be nested. */ |
|
|
|
if (MDOC_BLOCK != n->type) |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
|
|
/* LINTED */ |
|
for (node = mdoc->last->parent; node; node = node->parent) |
|
if (MDOC_BLOCK == node->type) |
|
if (MDOC_Bd == node->tok) |
|
break; |
|
if (NULL == node) |
|
return(1); |
|
|
|
return(mdoc_nerr(mdoc, n, "displays may not be nested")); |
} |
} |
|
|
|
|
static int |
static int |
no_head_child(struct mdoc *mdoc, int tok, int pos) |
pre_bl(PRE_ARGS) |
{ |
{ |
|
int type, i, width, offset; |
|
struct mdoc_arg *argv; |
|
size_t argc; |
|
|
/* TODO */ |
if (MDOC_BLOCK != n->type) |
|
return(1); |
|
|
|
argc = n->data.block.argc; |
|
|
|
/* Make sure that only one type of list is specified. */ |
|
|
|
type = offset = width = -1; |
|
|
|
/* LINTED */ |
|
for (i = 0; i < (int)argc; i++) { |
|
argv = &n->data.block.argv[i]; |
|
|
|
switch (argv->arg) { |
|
case (MDOC_Bullet): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Dash): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Enum): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hyphen): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Item): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Tag): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Diag): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Ohang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Inset): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Column): |
|
if (-1 == type) { |
|
type = argv->arg; |
|
break; |
|
} |
|
return(mdoc_perr(mdoc, argv->line, argv->pos, |
|
"multiple types specified")); |
|
case (MDOC_Width): |
|
if (-1 == width) { |
|
width = argv->arg; |
|
break; |
|
} |
|
return(mdoc_perr(mdoc, argv->line, argv->pos, |
|
"multiple -%s arguments", |
|
mdoc_argnames[MDOC_Width])); |
|
case (MDOC_Offset): |
|
if (-1 == offset) { |
|
offset = argv->arg; |
|
break; |
|
} |
|
return(mdoc_perr(mdoc, argv->line, argv->pos, |
|
"multiple -%s arguments", |
|
mdoc_argnames[MDOC_Offset])); |
|
default: |
|
break; |
|
} |
|
} |
|
|
|
if (-1 == type) |
|
return(mdoc_err(mdoc, "no type specified")); |
|
|
|
switch (type) { |
|
case (MDOC_Column): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Diag): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Inset): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Item): |
|
if (-1 == width) |
|
break; |
|
return(mdoc_nwarn(mdoc, n, WARN_SYNTAX, |
|
"superfluous -%s argument", |
|
mdoc_argnames[MDOC_Width])); |
|
case (MDOC_Tag): |
|
if (-1 == width && ! mdoc_nwarn(mdoc, n, WARN_SYNTAX, |
|
"suggest -%s argument", |
|
mdoc_argnames[MDOC_Width])) |
|
return(0); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
need_head_child(struct mdoc *mdoc, int tok, int pos) |
pre_bd(PRE_ARGS) |
{ |
{ |
struct mdoc_node *n; |
int type, err, i; |
|
struct mdoc_arg *argv; |
|
size_t argc; |
|
|
assert(mdoc->last); |
if (MDOC_BLOCK != n->type) |
n = mdoc->last; |
return(1); |
|
|
assert(MDOC_BLOCK == n->type); |
argc = n->data.block.argc; |
assert(n->child); |
|
|
|
n = n->child; |
/* Make sure that only one type of display is specified. */ |
|
|
if (MDOC_HEAD != n->type) |
/* LINTED */ |
return(mdoc_err(mdoc, tok, pos, ERR_CHILD_HEAD)); |
for (i = 0, err = type = 0; ! err && i < (int)argc; i++) { |
if (n->child) |
argv = &n->data.block.argv[i]; |
|
|
|
switch (argv->arg) { |
|
case (MDOC_Ragged): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Unfilled): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Filled): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Literal): |
|
/* FALLTHROUGH */ |
|
case (MDOC_File): |
|
if (0 == type++) |
|
break; |
|
return(mdoc_perr(mdoc, argv->line, argv->pos, |
|
"multiple types specified")); |
|
default: |
|
break; |
|
} |
|
} |
|
|
|
if (type) |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_CHILD_HEAD)); |
return(mdoc_err(mdoc, "no type specified")); |
} |
} |
|
|
|
|
static int |
static int |
args_Sh(struct mdoc *mdoc, int tok, int pos, |
pre_ss(PRE_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
enum mdoc_sec sec; |
|
|
|
sec = mdoc_atosec((size_t)sz, args); |
if (MDOC_BLOCK != n->type) |
if (SEC_CUSTOM != sec && sec < mdoc->sec_lastn) |
return(1); |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_SEC_OO)) |
return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY)); |
|
} |
|
|
|
|
|
static int |
|
pre_sh(PRE_ARGS) |
|
{ |
|
|
|
if (MDOC_BLOCK != n->type) |
|
return(1); |
|
return(check_parent(mdoc, n, -1, MDOC_ROOT)); |
|
} |
|
|
|
|
|
static int |
|
pre_it(PRE_ARGS) |
|
{ |
|
|
|
if (MDOC_BLOCK != n->type) |
|
return(1); |
|
return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY)); |
|
} |
|
|
|
|
|
static int |
|
pre_an(PRE_ARGS) |
|
{ |
|
|
|
if (1 >= n->data.elem.argc) |
|
return(1); |
|
return(mdoc_nerr(mdoc, n, "one argument allowed")); |
|
} |
|
|
|
|
|
static int |
|
pre_lb(PRE_ARGS) |
|
{ |
|
|
|
return(check_sec(mdoc, n, SEC_LIBRARY, SEC_CUSTOM)); |
|
} |
|
|
|
|
|
static int |
|
pre_rv(PRE_ARGS) |
|
{ |
|
|
|
if ( ! check_msec(mdoc, n, 2, 3, 0)) |
|
return(0); |
|
return(check_stdarg(mdoc, n)); |
|
} |
|
|
|
|
|
static int |
|
pre_ex(PRE_ARGS) |
|
{ |
|
|
|
if ( ! check_msec(mdoc, n, 1, 6, 8, 0)) |
|
return(0); |
|
return(check_stdarg(mdoc, n)); |
|
} |
|
|
|
|
|
static int |
|
pre_er(PRE_ARGS) |
|
{ |
|
|
|
return(check_msec(mdoc, n, 2, 0)); |
|
} |
|
|
|
|
|
static int |
|
pre_cd(PRE_ARGS) |
|
{ |
|
|
|
return(check_msec(mdoc, n, 4, 0)); |
|
} |
|
|
|
|
|
static int |
|
pre_prologue(PRE_ARGS) |
|
{ |
|
|
|
return(check_sec(mdoc, n, SEC_PROLOGUE, SEC_CUSTOM)); |
|
} |
|
|
|
|
|
static int |
|
pre_dt(PRE_ARGS) |
|
{ |
|
|
|
if (0 == mdoc->meta.date || mdoc->meta.os) |
|
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"out-of-order prologue")) |
return(0); |
return(0); |
if (SEC_BODY == mdoc->sec_last && SEC_NAME != sec) |
if (mdoc->meta.title) |
return(mdoc_err(mdoc, tok, pos, ERR_SEC_NAME)); |
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"prologue re-invoked")) |
|
return(0); |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
pre_os(PRE_ARGS) |
|
{ |
|
|
|
if (NULL == mdoc->meta.title || 0 == mdoc->meta.date) |
|
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"out-of-order prologue")) |
|
return(0); |
|
if (mdoc->meta.os) |
|
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"prologue re-invoked")) |
|
return(0); |
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
args_bool(struct mdoc *mdoc, int tok, int pos, |
pre_dd(PRE_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
|
|
assert(1 == sz); |
if (mdoc->meta.title || mdoc->meta.os) |
if (xstrcmp(args[0], "on")) |
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
return(1); |
"out-of-order prologue")) |
if (xstrcmp(args[0], "off")) |
return(0); |
return(1); |
if (mdoc->meta.date) |
return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_ARGBAD)); |
if ( ! mdoc_nwarn(mdoc, n, WARN_COMPAT, |
|
"prologue re-invoked")) |
|
return(0); |
|
return(1); |
} |
} |
|
|
|
|
static int |
static int |
args_ref(struct mdoc *mdoc, int tok, int pos, |
post_bf(POST_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
struct mdoc_node *n; |
char *p; |
|
struct mdoc_node *head; |
|
|
assert(mdoc->last); |
if (MDOC_BLOCK != mdoc->last->type) |
for (n = mdoc->last ; n; n = n->parent) { |
|
if (MDOC_BLOCK != n->type) |
|
continue; |
|
if (MDOC_Rs != n->data.block.tok) |
|
break; |
|
return(1); |
return(1); |
|
|
|
head = mdoc->last->data.block.head; |
|
|
|
if (0 == mdoc->last->data.block.argc) { |
|
if (NULL == head->child) |
|
return(mdoc_err(mdoc, "argument expected")); |
|
|
|
p = head->child->data.text.string; |
|
if (xstrcmp(p, "Em")) |
|
return(1); |
|
else if (xstrcmp(p, "Li")) |
|
return(1); |
|
else if (xstrcmp(p, "Sm")) |
|
return(1); |
|
return(mdoc_nerr(mdoc, head->child, "invalid font")); |
} |
} |
|
|
return(mdoc_err(mdoc, tok, pos, ERR_SCOPE_NOCTX)); |
if (head->child) |
|
return(mdoc_err(mdoc, "argument expected")); |
|
|
|
if (1 == mdoc->last->data.block.argc) |
|
return(1); |
|
return(mdoc_err(mdoc, "argument expected")); |
} |
} |
|
|
|
|
static int |
static int |
args_Xr(struct mdoc *mdoc, int tok, int pos, |
post_nm(POST_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
|
|
if (1 == sz) |
if (mdoc->last->child) |
return(1); |
return(1); |
if (0 == sz) |
if (mdoc->meta.name) |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
return(1); |
|
return(mdoc_err(mdoc, "not yet invoked with name")); |
|
} |
|
|
if (MSEC_DEFAULT == mdoc_atomsec(args[1])) |
|
return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_ARGFORM)); |
static int |
return(1); |
post_at(POST_ARGS) |
|
{ |
|
|
|
if (NULL == mdoc->last->child) |
|
return(1); |
|
if (mdoc_a2att(mdoc->last->child->data.text.string)) |
|
return(1); |
|
return(mdoc_err(mdoc, "require valid AT&T symbol")); |
} |
} |
|
|
|
|
static int |
static int |
args_At(struct mdoc *mdoc, int tok, int pos, |
post_an(POST_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
int i; |
|
|
|
if (0 == sz) |
if (0 != mdoc->last->data.elem.argc) { |
|
if (NULL == mdoc->last->child) |
|
return(1); |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
|
} |
|
|
|
if (mdoc->last->child) |
return(1); |
return(1); |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
|
} |
|
|
i = 0; |
|
if (ATT_DEFAULT == mdoc_atoatt(args[i])) |
|
i++; |
|
|
|
for ( ; i < sz; i++) { |
static int |
if ( ! mdoc_isdelim(args[i])) |
post_ex(POST_ARGS) |
continue; |
{ |
return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_NOPUNCT)); |
|
|
if (0 == mdoc->last->data.elem.argc) { |
|
if (mdoc->last->child) |
|
return(1); |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
} |
} |
|
if (mdoc->last->child) |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
|
if (1 != mdoc->last->data.elem.argc) |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
|
if (MDOC_Std != mdoc->last->data.elem.argv[0].arg) |
|
return(mdoc_err(mdoc, "argument(s) expected")); |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
args_blocknest(struct mdoc *mdoc, int tok, int pos, |
post_it(POST_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
struct mdoc_node *node; |
int type, sv, i; |
|
#define TYPE_NONE (0) |
|
#define TYPE_BODY (1) |
|
#define TYPE_HEAD (2) |
|
#define TYPE_OHEAD (3) |
|
size_t argc; |
|
struct mdoc_node *n; |
|
|
|
if (MDOC_BLOCK != mdoc->last->type) |
|
return(1); |
|
|
|
n = mdoc->last->parent->parent; |
|
|
|
argc = n->data.block.argc; |
|
type = TYPE_NONE; |
|
sv = -1; |
|
|
|
/* Some types require block-head, some not. */ |
|
|
|
/* LINTED */ |
|
for (i = 0; TYPE_NONE == type && i < (int)argc; i++) |
|
switch (n->data.block.argv[i].arg) { |
|
case (MDOC_Tag): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Diag): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Ohang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Inset): |
|
type = TYPE_HEAD; |
|
sv = n->data.block.argv[i].arg; |
|
break; |
|
case (MDOC_Bullet): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Dash): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Enum): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hyphen): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Item): |
|
type = TYPE_BODY; |
|
sv = n->data.block.argv[i].arg; |
|
break; |
|
case (MDOC_Column): |
|
type = TYPE_OHEAD; |
|
sv = n->data.block.argv[i].arg; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
assert(TYPE_NONE != type); |
|
|
|
n = mdoc->last->data.block.head; |
|
|
|
if (TYPE_HEAD == type) { |
|
if (NULL == n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"argument(s) suggested")) |
|
return(0); |
|
|
|
n = mdoc->last->data.block.body; |
|
if (NULL == n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"multiline body suggested")) |
|
return(0); |
|
|
|
} else if (TYPE_BODY == type) { |
|
if (n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"no argument suggested")) |
|
return(0); |
|
|
|
n = mdoc->last->data.block.body; |
|
if (NULL == n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"multiline body suggested")) |
|
return(0); |
|
} else { |
|
if (NULL == n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"argument(s) suggested")) |
|
return(0); |
|
|
|
n = mdoc->last->data.block.body; |
|
if (n->child) |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"no multiline body suggested")) |
|
return(0); |
|
} |
|
|
|
if (MDOC_Column != sv) |
|
return(1); |
|
|
|
argc = mdoc->last->parent->parent->data.block.argv->sz; |
|
n = mdoc->last->data.block.head->child; |
|
|
|
for (i = 0; n; n = n->next) |
|
i++; |
|
|
|
if (i == (int)argc) |
|
return(1); |
|
|
|
return(mdoc_err(mdoc, "need %zu columns (have %d)", argc, i)); |
|
#undef TYPE_NONE |
|
#undef TYPE_BODY |
|
#undef TYPE_HEAD |
|
#undef TYPE_OHEAD |
|
} |
|
|
|
|
|
static int |
|
post_bl(POST_ARGS) |
|
{ |
|
struct mdoc_node *n; |
|
|
|
if (MDOC_BODY != mdoc->last->type) |
|
return(1); |
|
if (NULL == (mdoc->last->child)) |
|
return(1); |
|
|
/* |
/* |
* We can't be nested within any other block displays (or really |
* Only allow `It' macros to be the immediate descendants of the |
* any other kind of display, although Bd is the only multi-line |
* `Bl' list. |
* one that will show up). |
|
*/ |
*/ |
assert(mdoc->last); |
|
|
|
/* LINTED */ |
/* LINTED */ |
for (node = mdoc->last; node; node = node->parent) { |
for (n = mdoc->last->child; n; n = n->next) { |
if (node->type != MDOC_BLOCK) |
if (MDOC_BLOCK == n->type) |
|
if (MDOC_It == n->tok) |
|
continue; |
|
|
|
return(mdoc_nerr(mdoc, n, "bad child of parent %s", |
|
mdoc_macronames[mdoc->last->tok])); |
|
} |
|
|
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
ebool(struct mdoc *mdoc) |
|
{ |
|
struct mdoc_node *n; |
|
|
|
/* LINTED */ |
|
for (n = mdoc->last->child; n; n = n->next) { |
|
if (MDOC_TEXT != n->type) |
|
break; |
|
if (xstrcmp(n->data.text.string, "on")) |
continue; |
continue; |
if (node->data.block.tok != MDOC_Bd) |
if (xstrcmp(n->data.text.string, "off")) |
continue; |
continue; |
break; |
break; |
} |
} |
if (NULL == node) |
|
|
if (NULL == n) |
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, pos, ERR_SCOPE_NONEST)); |
return(mdoc_nerr(mdoc, n, "expected boolean")); |
} |
} |
|
|
|
|
int |
static int |
mdoc_valid_pre(struct mdoc *mdoc, int tok, int pos, |
post_root(POST_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
|
|
assert(tok < MDOC_MAX); |
if (NULL == mdoc->first->child) |
if (mdoc_valids[tok].sz) |
return(mdoc_err(mdoc, "document lacks data")); |
if ( ! (*mdoc_valids[tok].sz)(mdoc, tok, pos, sz)) |
if (SEC_PROLOGUE == mdoc->lastnamed) |
|
return(mdoc_err(mdoc, "document lacks prologue")); |
|
|
|
if (MDOC_BLOCK != mdoc->first->child->type) |
|
return(mdoc_err(mdoc, "lacking post-prologue %s", |
|
mdoc_macronames[MDOC_Sh])); |
|
if (MDOC_Sh != mdoc->first->child->tok) |
|
return(mdoc_err(mdoc, "lacking post-prologue %s", |
|
mdoc_macronames[MDOC_Sh])); |
|
|
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
post_st(POST_ARGS) |
|
{ |
|
|
|
if (mdoc_a2st(mdoc->last->child->data.text.string)) |
|
return(1); |
|
|
|
return(mdoc_warn(mdoc, WARN_SYNTAX, "invalid standard")); |
|
} |
|
|
|
|
|
static int |
|
post_sh(POST_ARGS) |
|
{ |
|
|
|
if (MDOC_HEAD == mdoc->last->type) |
|
return(post_sh_head(mdoc)); |
|
if (MDOC_BODY == mdoc->last->type) |
|
return(post_sh_body(mdoc)); |
|
|
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
post_sh_body(POST_ARGS) |
|
{ |
|
struct mdoc_node *n; |
|
|
|
if (SEC_NAME != mdoc->lastnamed) |
|
return(1); |
|
|
|
/* |
|
* Warn if the NAME section doesn't contain the `Nm' and `Nd' |
|
* macros (can have multiple `Nm' and one `Nd'). Note that the |
|
* children of the BODY declaration can also be "text". |
|
*/ |
|
|
|
if (NULL == (n = mdoc->last->child)) |
|
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"section should have %s and %s", |
|
mdoc_macronames[MDOC_Nm], |
|
mdoc_macronames[MDOC_Nd])); |
|
|
|
for ( ; n && n->next; n = n->next) { |
|
if (MDOC_ELEM == n->type && MDOC_Nm == n->tok) |
|
continue; |
|
if (MDOC_TEXT == n->type) |
|
continue; |
|
if ( ! (mdoc_nwarn(mdoc, n, WARN_SYNTAX, |
|
"section should have %s first", |
|
mdoc_macronames[MDOC_Nm]))) |
return(0); |
return(0); |
|
} |
|
|
if (NULL == mdoc_valids[tok].args) |
if (MDOC_ELEM == n->type && MDOC_Nd == n->tok) |
return(1); |
return(1); |
return((*mdoc_valids[tok].args)(mdoc, |
|
tok, pos, sz, args, argc, argv)); |
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"section should have %s last", |
|
mdoc_macronames[MDOC_Nd])); |
} |
} |
|
|
|
|
int |
static int |
mdoc_valid_post(struct mdoc *mdoc, int tok, int pos) |
post_sh_head(POST_ARGS) |
{ |
{ |
|
char buf[64]; |
|
enum mdoc_sec sec; |
|
|
if (NULL == mdoc_valids[tok].post) |
/* |
|
* Process a new section. Sections are either "named" or |
|
* "custom"; custom sections are user-defined, while named ones |
|
* usually follow a conventional order and may only appear in |
|
* certain manual sections. |
|
*/ |
|
|
|
assert(MDOC_Sh == mdoc->last->tok); |
|
|
|
(void)xstrlcpys(buf, mdoc->last->child, sizeof(buf)); |
|
|
|
sec = mdoc_atosec(buf); |
|
|
|
/* The NAME section should always be first. */ |
|
|
|
if (SEC_BODY == mdoc->lastnamed && SEC_NAME != sec) |
|
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"section NAME should be first")); |
|
if (SEC_CUSTOM == sec) |
return(1); |
return(1); |
return((*mdoc_valids[tok].post)(mdoc, tok, pos)); |
|
|
/* Check for repeated or out-of-order sections. */ |
|
|
|
if (sec == mdoc->lastnamed) |
|
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"section repeated")); |
|
if (sec < mdoc->lastnamed) |
|
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"section out of conventional order")); |
|
|
|
/* Check particular section/manual section conventions. */ |
|
|
|
switch (sec) { |
|
case (SEC_LIBRARY): |
|
switch (mdoc->meta.msec) { |
|
case (2): |
|
/* FALLTHROUGH */ |
|
case (3): |
|
break; |
|
default: |
|
return(mdoc_warn(mdoc, WARN_COMPAT, |
|
"section in wrong manual section")); |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
pre_fd(PRE_ARGS) |
|
{ |
|
|
|
return(check_sec(mdoc, n, SEC_SYNOPSIS, SEC_CUSTOM)); |
} |
} |