version 1.8, 2008/12/30 13:43:53 |
version 1.78, 2009/03/09 14:19:59 |
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <stdio.h> |
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#include <string.h> |
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#ifdef __linux__ |
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#include <time.h> |
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#endif |
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#include "private.h" |
#include "private.h" |
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/* FIXME: maxlineargs should be per LINE, no per TOKEN. */ |
/* FIXME: .Bl -diag can't have non-text children in HEAD. */ |
/* FIXME: prologue check should be in macro_call. */ |
/* TODO: ignoring Pp (it's superfluous in some invocations). */ |
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#define _CC(p) ((const char **)p) |
/* |
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* Pre- and post-validate macros as they're parsed. Pre-validation |
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* occurs when the macro has been detected and its arguments parsed. |
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* 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 scope_rewind_exp(struct mdoc *, int, int, int); |
#define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n |
static int scope_rewind_imp(struct mdoc *, int, int); |
#define POST_ARGS struct mdoc *mdoc |
static int append_text(struct mdoc *, int, |
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int, int, char *[]); |
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static int append_const(struct mdoc *, int, int, int, char *[]); |
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static int append_constarg(struct mdoc *, int, int, |
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int, const struct mdoc_arg *); |
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static int append_scoped(struct mdoc *, int, int, int, |
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const char *[], int, const struct mdoc_arg *); |
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static int append_delims(struct mdoc *, int, int *, char *); |
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enum merr { |
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ENODATA, |
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ENOPROLOGUE, |
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ELINE, |
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EATT, |
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ENAME, |
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ELISTTYPE, |
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EDISPTYPE, |
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EMULTIDISP, |
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EMULTILIST, |
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EARGREP, |
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EBOOL, |
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ENESTDISP |
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}; |
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static int |
enum mwarn { |
append_delims(struct mdoc *mdoc, int tok, int *pos, char *buf) |
WWRONGMSEC, |
{ |
WSECOOO, |
int c, lastarg; |
WSECREP, |
char *p; |
WBADSTAND, |
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WNAMESECINC, |
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WNOMULTILINE, |
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WMULTILINE, |
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WLINE, |
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WNOLINE, |
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WPROLOOO, |
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WPROLREP, |
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WARGVAL, |
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WBADSEC, |
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WBADMSEC |
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}; |
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if (0 == buf[*pos]) |
typedef int (*v_pre)(PRE_ARGS); |
return(1); |
typedef int (*v_post)(POST_ARGS); |
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mdoc_msg(mdoc, *pos, "`%s' flushing punctuation", |
struct valids { |
mdoc_macronames[tok]); |
v_pre *pre; |
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v_post *post; |
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}; |
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for (;;) { |
/* Utility checks. */ |
lastarg = *pos; |
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c = mdoc_args(mdoc, tok, pos, buf, 0, &p); |
static int nwarn(struct mdoc *, |
if (ARGS_ERROR == c) |
const struct mdoc_node *, enum mwarn); |
return(0); |
static int nerr(struct mdoc *, |
else if (ARGS_EOLN == c) |
const struct mdoc_node *, enum merr); |
break; |
static int check_parent(PRE_ARGS, int, enum mdoc_type); |
assert(mdoc_isdelim(p)); |
static int check_msec(PRE_ARGS, ...); |
mdoc_word_alloc(mdoc, lastarg, p); |
static int check_sec(PRE_ARGS, ...); |
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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_argv *); |
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static int check_args(struct mdoc *, |
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const struct mdoc_node *); |
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static int err_child_lt(struct mdoc *, const char *, int); |
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static int warn_child_lt(struct mdoc *, const char *, int); |
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static int err_child_gt(struct mdoc *, const char *, int); |
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static int warn_child_gt(struct mdoc *, const char *, int); |
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static int err_child_eq(struct mdoc *, const char *, int); |
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static int warn_child_eq(struct mdoc *, const char *, int); |
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static 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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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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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_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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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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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_mt[] = { eerr_ge1, 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_eq0, 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_lk[] = { eerr_ge1, 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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const struct valids mdoc_valids[MDOC_MAX] = { |
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{ NULL, NULL }, /* \" */ |
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{ pres_dd, posts_text }, /* Dd */ |
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{ pres_dt, NULL }, /* Dt */ |
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{ pres_os, NULL }, /* Os */ |
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{ pres_sh, posts_sh }, /* Sh */ |
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{ pres_ss, posts_ss }, /* Ss */ |
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{ NULL, posts_pp }, /* Pp */ |
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{ pres_d1, posts_wline }, /* D1 */ |
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{ pres_d1, posts_wline }, /* Dl */ |
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{ pres_bd, posts_bd }, /* Bd */ |
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{ NULL, NULL }, /* Ed */ |
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{ pres_bl, posts_bl }, /* Bl */ |
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{ NULL, NULL }, /* El */ |
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{ pres_it, posts_it }, /* It */ |
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{ NULL, posts_text }, /* Ad */ |
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{ pres_an, posts_an }, /* An */ |
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{ NULL, NULL }, /* Ar */ |
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{ pres_cd, posts_text }, /* Cd */ |
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{ NULL, NULL }, /* Cm */ |
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{ NULL, posts_text }, /* Dv */ |
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{ pres_er, posts_text }, /* Er */ |
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{ NULL, posts_text }, /* Ev */ |
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{ pres_ex, posts_ex }, /* Ex */ |
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{ NULL, posts_text }, /* Fa */ |
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{ pres_fd, posts_fd }, /* Fd */ |
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{ NULL, NULL }, /* Fl */ |
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{ NULL, posts_text }, /* Fn */ |
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{ NULL, posts_wtext }, /* Ft */ |
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{ NULL, posts_text }, /* Ic */ |
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{ NULL, posts_in }, /* In */ |
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{ NULL, posts_text }, /* Li */ |
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{ NULL, posts_wtext }, /* Nd */ |
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{ NULL, posts_nm }, /* Nm */ |
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{ NULL, posts_wline }, /* Op */ |
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{ NULL, NULL }, /* Ot */ |
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{ NULL, NULL }, /* Pa */ |
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{ pres_rv, posts_notext }, /* Rv */ |
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{ NULL, posts_st }, /* St */ |
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{ NULL, posts_text }, /* Va */ |
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{ NULL, posts_text }, /* Vt */ |
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{ NULL, posts_xr }, /* Xr */ |
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{ NULL, posts_text }, /* %A */ |
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{ NULL, posts_text }, /* %B */ |
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{ NULL, posts_text }, /* %D */ |
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{ NULL, posts_text }, /* %I */ |
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{ NULL, posts_text }, /* %J */ |
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{ NULL, posts_text }, /* %N */ |
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{ NULL, posts_text }, /* %O */ |
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{ NULL, posts_text }, /* %P */ |
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{ NULL, posts_text }, /* %R */ |
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{ NULL, posts_text }, /* %T */ |
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{ NULL, posts_text }, /* %V */ |
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{ NULL, NULL }, /* Ac */ |
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{ NULL, NULL }, /* Ao */ |
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{ NULL, posts_wline }, /* Aq */ |
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{ NULL, posts_at }, /* At */ |
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{ NULL, NULL }, /* Bc */ |
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{ NULL, posts_bf }, /* Bf */ |
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{ NULL, NULL }, /* Bo */ |
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{ NULL, posts_wline }, /* Bq */ |
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{ NULL, NULL }, /* Bsx */ |
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{ NULL, NULL }, /* Bx */ |
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{ NULL, posts_bool }, /* Db */ |
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{ NULL, NULL }, /* Dc */ |
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{ NULL, NULL }, /* Do */ |
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{ NULL, posts_wline }, /* Dq */ |
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{ NULL, NULL }, /* Ec */ |
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{ NULL, NULL }, /* Ef */ |
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{ NULL, posts_text }, /* Em */ |
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{ NULL, NULL }, /* Eo */ |
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{ NULL, NULL }, /* Fx */ |
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{ NULL, posts_text }, /* Ms */ |
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{ NULL, posts_notext }, /* No */ |
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{ NULL, posts_notext }, /* Ns */ |
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{ NULL, NULL }, /* Nx */ |
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{ NULL, NULL }, /* Ox */ |
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{ NULL, NULL }, /* Pc */ |
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{ NULL, posts_pf }, /* Pf */ |
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{ NULL, NULL }, /* Po */ |
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{ NULL, posts_wline }, /* Pq */ |
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{ NULL, NULL }, /* Qc */ |
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{ NULL, posts_wline }, /* Ql */ |
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{ NULL, NULL }, /* Qo */ |
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{ NULL, posts_wline }, /* Qq */ |
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{ NULL, NULL }, /* Re */ |
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{ NULL, posts_rs }, /* Rs */ |
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{ NULL, NULL }, /* Sc */ |
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{ NULL, NULL }, /* So */ |
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{ NULL, posts_wline }, /* Sq */ |
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{ NULL, posts_bool }, /* Sm */ |
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{ NULL, posts_text }, /* Sx */ |
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{ NULL, posts_text }, /* Sy */ |
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{ NULL, posts_text }, /* Tn */ |
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{ NULL, NULL }, /* Ux */ |
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{ NULL, NULL }, /* Xc */ |
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{ NULL, NULL }, /* Xo */ |
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{ NULL, posts_fo }, /* Fo */ |
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{ NULL, NULL }, /* Fc */ |
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{ NULL, NULL }, /* Oo */ |
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{ NULL, NULL }, /* Oc */ |
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{ NULL, posts_bk }, /* Bk */ |
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{ NULL, NULL }, /* Ek */ |
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{ NULL, posts_notext }, /* Bt */ |
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{ NULL, NULL }, /* Hf */ |
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{ NULL, NULL }, /* Fr */ |
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{ NULL, posts_notext }, /* Ud */ |
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{ pres_lb, posts_lb }, /* Lb */ |
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{ NULL, NULL }, /* Lb */ |
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{ NULL, posts_pp }, /* Pp */ |
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{ NULL, posts_lk }, /* Lk */ |
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{ NULL, posts_mt }, /* Mt */ |
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}; |
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int |
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mdoc_valid_pre(struct mdoc *mdoc, |
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const struct mdoc_node *node) |
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{ |
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v_pre *p; |
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int line, pos; |
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const char *tp; |
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if (MDOC_TEXT == node->type) { |
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tp = node->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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if ( ! check_args(mdoc, node)) |
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return(0); |
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if (NULL == mdoc_valids[node->tok].pre) |
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return(1); |
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for (p = mdoc_valids[node->tok].pre; *p; p++) |
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if ( ! (*p)(mdoc, node)) |
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return(0); |
return(1); |
return(1); |
} |
} |
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static int |
int |
scope_rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
mdoc_valid_post(struct mdoc *mdoc) |
{ |
{ |
struct mdoc_node *n; |
v_post *p; |
int t; |
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n = mdoc->last ? mdoc->last->parent : NULL; |
/* |
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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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/* LINTED */ |
if (MDOC_VALID & mdoc->last->flags) |
for ( ; n; n = n->parent) { |
return(1); |
if (MDOC_BLOCK != n->type) |
mdoc->last->flags |= MDOC_VALID; |
continue; |
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if (tok == (t = n->data.block.tok)) |
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break; |
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if ( ! (MDOC_EXPLICIT & mdoc_macros[t].flags)) |
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continue; |
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return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
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} |
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if (n) { |
if (MDOC_TEXT == mdoc->last->type) |
mdoc->last = n; |
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mdoc_msg(mdoc, ppos, "scope: rewound implicit `%s'", |
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mdoc_macronames[tok]); |
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return(1); |
return(1); |
} |
if (MDOC_ROOT == mdoc->last->type) |
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return(post_root(mdoc)); |
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mdoc_msg(mdoc, ppos, "scope: new implicit `%s'", |
if (NULL == mdoc_valids[mdoc->last->tok].post) |
mdoc_macronames[tok]); |
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); |
return(1); |
} |
} |
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#define merr(m, t) nerr((m), (m)->last, (t)) |
static int |
static int |
scope_rewind_exp(struct mdoc *mdoc, int ppos, int tok, int dst) |
nerr(struct mdoc *m, const struct mdoc_node *n, enum merr type) |
{ |
{ |
struct mdoc_node *n; |
char *p; |
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p = NULL; |
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assert(mdoc->last); |
switch (type) { |
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case (ENESTDISP): |
/* LINTED */ |
p = "displays may not be nested"; |
for (n = mdoc->last->parent; n; n = n->parent) { |
break; |
if (MDOC_BLOCK != n->type) |
case (EBOOL): |
continue; |
p = "expected boolean value"; |
if (dst == n->data.block.tok) |
break; |
break; |
case (EARGREP): |
return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
p = "argument repeated"; |
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break; |
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case (EMULTIDISP): |
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p = "multiple display types specified"; |
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break; |
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case (EMULTILIST): |
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p = "multiple list types specified"; |
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break; |
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case (ELISTTYPE): |
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p = "missing list type"; |
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break; |
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case (EDISPTYPE): |
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p = "missing display type"; |
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break; |
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case (ELINE): |
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p = "expected line arguments"; |
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break; |
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case (ENOPROLOGUE): |
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p = "document has no prologue"; |
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break; |
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case (ENODATA): |
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p = "document has no data"; |
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break; |
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case (EATT): |
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p = "expected valid AT&T symbol"; |
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break; |
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case (ENAME): |
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p = "default name not yet set"; |
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break; |
} |
} |
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if (NULL == (mdoc->last = n)) |
assert(p); |
return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_NOCTX)); |
return(mdoc_nerr(m, n, p)); |
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mdoc_msg(mdoc, ppos, "scope: rewound explicit `%s' to `%s'", |
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mdoc_macronames[tok], mdoc_macronames[dst]); |
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return(1); |
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} |
} |
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#define mwarn(m, t) nwarn((m), (m)->last, (t)) |
static int |
static int |
append_constarg(struct mdoc *mdoc, int tok, int pos, |
nwarn(struct mdoc *m, const struct mdoc_node *n, enum mwarn type) |
int argc, const struct mdoc_arg *argv) |
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{ |
{ |
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char *p; |
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enum mdoc_warn c; |
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switch (tok) { |
c = WARN_SYNTAX; |
default: |
p = NULL; |
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switch (type) { |
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case (WBADMSEC): |
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p = "inappropriate manual section"; |
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c = WARN_COMPAT; |
break; |
break; |
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case (WBADSEC): |
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p = "inappropriate document section"; |
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c = WARN_COMPAT; |
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break; |
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case (WARGVAL): |
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p = "argument value suggested"; |
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c = WARN_COMPAT; |
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break; |
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case (WPROLREP): |
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p = "prologue macros repeated"; |
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c = WARN_COMPAT; |
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break; |
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case (WPROLOOO): |
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p = "prologue macros out-of-order"; |
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c = WARN_COMPAT; |
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break; |
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case (WNOLINE): |
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p = "suggested no line arguments"; |
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break; |
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case (WLINE): |
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p = "suggested line arguments"; |
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break; |
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case (WMULTILINE): |
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p = "suggested multi-line arguments"; |
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break; |
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case (WNOMULTILINE): |
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p = "suggested no multi-line arguments"; |
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break; |
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case (WWRONGMSEC): |
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p = "document section in wrong manual section"; |
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c = WARN_COMPAT; |
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break; |
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case (WSECOOO): |
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p = "document section out of conventional order"; |
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break; |
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case (WSECREP): |
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p = "document section repeated"; |
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break; |
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case (WBADSTAND): |
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p = "unknown standard"; |
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break; |
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case (WNAMESECINC): |
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p = "NAME section contents incomplete/badly-ordered"; |
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break; |
} |
} |
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assert(p); |
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return(mdoc_nwarn(m, n, c, p)); |
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} |
|
|
mdoc_elem_alloc(mdoc, pos, tok, argc, argv, 0, NULL); |
|
return(1); |
|
|
static inline int |
|
warn_count(struct mdoc *m, const char *k, |
|
int want, const char *v, int has) |
|
{ |
|
|
|
return(mdoc_warn(m, WARN_SYNTAX, |
|
"suggests %s %s %d (has %d)", v, k, want, has)); |
} |
} |
|
|
|
|
|
static inline int |
|
err_count(struct mdoc *m, const char *k, |
|
int want, const char *v, int has) |
|
{ |
|
|
|
return(mdoc_err(m, |
|
"requires %s %s %d (has %d)", v, k, want, has)); |
|
} |
|
|
|
|
|
static inline int |
|
count_child(struct mdoc *mdoc) |
|
{ |
|
int i; |
|
struct mdoc_node *n; |
|
|
|
for (i = 0, n = mdoc->last->child; n; n = n->next, i++) |
|
/* Do nothing */ ; |
|
|
|
return(i); |
|
} |
|
|
|
|
/* |
/* |
* Append a node with implicit or explicit scoping ONLY. ALL macros |
* Build these up with macros because they're basically the same check |
* with the implicit- or explicit-scope callback must be included here. |
* for different inequalities. Yes, this could be done with functions, |
|
* but this is reasonable for now. |
*/ |
*/ |
|
|
|
#define CHECK_CHILD_DEFN(lvl, name, ineq) \ |
|
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, "multi-line arguments", (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 arguments", (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 arguments", (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(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 |
append_scoped(struct mdoc *mdoc, int tok, int pos, |
check_stdarg(PRE_ARGS) |
int sz, const char *args[], |
|
int argc, const struct mdoc_arg *argv) |
|
{ |
{ |
enum mdoc_sec sec; |
|
struct mdoc_node *node; |
|
|
|
switch (tok) { |
if (n->args && 1 == n->args->argc) |
/* ======= ADD MORE MACRO CHECKS BELOW. ======= */ |
if (MDOC_Std == n->args->argv[0].arg) |
|
return(1); |
|
return(nwarn(mdoc, n, WARGVAL)); |
|
} |
|
|
case (MDOC_Sh): |
|
/* |
|
* Check rules for section ordering. We can have |
|
* "known" sections (like NAME and so on) and "custom" |
|
* sections, which are unknown. If we have a known |
|
* section, we should fall within the conventional |
|
* section order. |
|
*/ |
|
if (0 == sz) |
|
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
|
|
|
sec = mdoc_atosec((size_t)sz, _CC(args)); |
static int |
if (SEC_CUSTOM != sec && sec < mdoc->sec_lastn) |
check_sec(PRE_ARGS, ...) |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_SEC_OO)) |
{ |
return(0); |
enum mdoc_sec sec; |
|
va_list ap; |
|
|
if (SEC_BODY == mdoc->sec_last && SEC_NAME != sec) |
va_start(ap, n); |
return(mdoc_err(mdoc, tok, pos, ERR_SEC_NAME)); |
|
if (SEC_CUSTOM != sec) |
|
mdoc->sec_lastn = sec; |
|
mdoc->sec_last = sec; |
|
break; |
|
|
|
case (MDOC_Ss): |
for (;;) { |
if (0 != sz) |
|
break; |
|
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
|
|
|
case (MDOC_Bd): |
|
/* |
|
* We can't be nested within any other block displays |
|
* (or really any other kind of display, although Bd is |
|
* the only multi-line one that will show up). |
|
*/ |
|
assert(mdoc->last); |
|
node = mdoc->last->parent; |
|
/* LINTED */ |
/* LINTED */ |
for ( ; node; node = node->parent) { |
sec = (enum mdoc_sec)va_arg(ap, int); |
if (node->type != MDOC_BLOCK) |
if (SEC_CUSTOM == sec) |
continue; |
|
if (node->data.block.tok != MDOC_Bd) |
|
continue; |
|
break; |
break; |
} |
if (sec != mdoc->lastsec) |
if (NULL == node) |
continue; |
break; |
va_end(ap); |
return(mdoc_err(mdoc, tok, pos, ERR_SCOPE_NONEST)); |
return(1); |
|
|
case (MDOC_Bl): |
|
break; |
|
|
|
/* ======= ADD MORE MACRO CHECKS ABOVE. ======= */ |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
} |
|
|
mdoc_block_alloc(mdoc, pos, tok, (size_t)argc, argv); |
va_end(ap); |
mdoc_head_alloc(mdoc, pos, tok, (size_t)sz, _CC(args)); |
return(nwarn(mdoc, n, WBADSEC)); |
mdoc_body_alloc(mdoc, pos, tok); |
|
return(1); |
|
} |
} |
|
|
|
|
static int |
static int |
append_const(struct mdoc *mdoc, int tok, |
check_msec(PRE_ARGS, ...) |
int pos, int sz, char *args[]) |
|
{ |
{ |
|
va_list ap; |
|
int msec; |
|
|
switch (tok) { |
va_start(ap, n); |
/* ======= ADD MORE MACRO CHECKS BELOW. ======= */ |
for (;;) { |
|
/* LINTED */ |
/* FIXME: this is the ugliest part of this page. */ |
if (0 == (msec = va_arg(ap, int))) |
case (MDOC_At): |
|
/* This needs special handling. */ |
|
if (0 == sz) |
|
break; |
break; |
else if (sz > 2) |
if (msec != mdoc->meta.msec) |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_LE2)); |
continue; |
|
va_end(ap); |
|
return(1); |
|
} |
|
|
if (ATT_DEFAULT != mdoc_atoatt(args[0])) { |
va_end(ap); |
mdoc_elem_alloc(mdoc, pos, tok, 0, |
return(nwarn(mdoc, n, WBADMSEC)); |
NULL, 1, _CC(&args[0])); |
} |
} else { |
|
mdoc_elem_alloc(mdoc, pos, tok, |
|
0, NULL, 0, NULL); |
|
if (mdoc_isdelim(args[0])) |
|
return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_NOPUNCT)); |
|
mdoc_word_alloc(mdoc, pos, args[0]); |
|
} |
|
|
|
if (1 == sz) |
|
return(1); |
static int |
if (mdoc_isdelim(args[1])) |
check_args(struct mdoc *m, const struct mdoc_node *n) |
return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_NOPUNCT)); |
{ |
mdoc_word_alloc(mdoc, pos, args[1]); |
int i; |
|
|
|
if (NULL == n->args) |
return(1); |
return(1); |
|
|
case (MDOC_Nd): |
assert(n->args->argc); |
if (sz > 0) |
for (i = 0; i < (int)n->args->argc; i++) |
break; |
if ( ! check_argv(m, n, &n->args->argv[i])) |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_ARGS_GE1)) |
|
return(0); |
return(0); |
break; |
|
|
|
case (MDOC_Hf): |
|
if (1 == sz) |
|
break; |
|
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_EQ1)); |
|
|
|
case (MDOC_Bx): |
return(1); |
/* FALLTHROUGH */ |
} |
case (MDOC_Bsx): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Os): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Fx): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Nx): |
|
assert(sz <= 1); |
|
break; |
|
|
|
case (MDOC_Ux): |
|
assert(0 == sz); |
|
break; |
|
|
|
case (MDOC_Bt): |
static int |
/* FALLTHROUGH */ |
check_argv(struct mdoc *m, const struct mdoc_node *n, |
case (MDOC_Ud): |
const struct mdoc_argv *v) |
if (0 == sz) |
{ |
break; |
int i; |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_EQ0)); |
|
|
|
/* ======= ADD MORE MACRO CHECKS ABOVE. ======= */ |
for (i = 0; i < (int)v->sz; i++) |
default: |
if ( ! check_text(m, v->line, v->pos, v->value[i])) |
abort(); |
return(0); |
/* NOTREACHED */ |
|
|
if (MDOC_Std == v->arg && MDOC_Ex == n->tok) { |
|
/* `Nm' name must be set. */ |
|
if (v->sz || m->meta.name) |
|
return(1); |
|
return(nerr(m, n, ENAME)); |
} |
} |
|
|
mdoc_elem_alloc(mdoc, pos, tok, 0, NULL, (size_t)sz, _CC(args)); |
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
append_text(struct mdoc *mdoc, int tok, |
check_text(struct mdoc *mdoc, int line, int pos, const char *p) |
int pos, int sz, char *args[]) |
|
{ |
{ |
|
size_t c; |
|
|
switch (tok) { |
/* XXX - indicate deprecated escapes \*(xx and \*x. */ |
/* ======= ADD MORE MACRO CHECKS BELOW. ======= */ |
|
case (MDOC_Pp): |
for ( ; *p; p++) { |
if (0 == sz) |
if ( ! isprint((u_char)*p) && '\t' != *p) |
break; |
return(mdoc_perr(mdoc, line, pos, |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_ARGS_EQ0)) |
"invalid non-printing character")); |
|
if ('\\' != *p) |
|
continue; |
|
if ((c = mdoc_isescape(p))) { |
|
p += (int)c - 1; |
|
continue; |
|
} |
|
if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags)) |
|
return(mdoc_perr(mdoc, line, pos, |
|
"invalid escape sequence")); |
|
if ( ! mdoc_pwarn(mdoc, line, pos, WARN_SYNTAX, |
|
"invalid escape sequence")) |
return(0); |
return(0); |
break; |
} |
|
|
case (MDOC_Ft): |
return(1); |
/* FALLTHROUGH */ |
} |
case (MDOC_Li): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Ms): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Pa): |
static int |
/* FALLTHROUGH */ |
check_parent(PRE_ARGS, int tok, enum mdoc_type t) |
case (MDOC_Tn): |
{ |
if (0 < sz) |
|
|
assert(n->parent); |
|
if ((MDOC_ROOT == t || tok == n->parent->tok) && |
|
(t == n->parent->type)) |
|
return(1); |
|
|
|
return(mdoc_nerr(mdoc, n, "require parent %s", |
|
MDOC_ROOT == t ? "<root>" : mdoc_macronames[tok])); |
|
} |
|
|
|
|
|
|
|
static int |
|
pre_display(PRE_ARGS) |
|
{ |
|
struct mdoc_node *node; |
|
|
|
/* Display elements (`Bd', `D1'...) cannot be nested. */ |
|
|
|
if (MDOC_BLOCK != n->type) |
|
return(1); |
|
|
|
/* LINTED */ |
|
for (node = mdoc->last->parent; node; node = node->parent) |
|
if (MDOC_BLOCK == node->type) |
|
if (MDOC_Bd == node->tok) |
|
break; |
|
if (NULL == node) |
|
return(1); |
|
|
|
return(nerr(mdoc, n, ENESTDISP)); |
|
} |
|
|
|
|
|
static int |
|
pre_bl(PRE_ARGS) |
|
{ |
|
int i, type, width, offset; |
|
|
|
if (MDOC_BLOCK != n->type) |
|
return(1); |
|
if (NULL == n->args) |
|
return(nerr(mdoc, n, ELISTTYPE)); |
|
|
|
/* Make sure that only one type of list is specified. */ |
|
|
|
type = offset = width = -1; |
|
|
|
/* LINTED */ |
|
for (i = 0; i < (int)n->args->argc; i++) |
|
switch (n->args->argv[i].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 = n->args->argv[i].arg; |
|
break; |
|
} |
|
return(nerr(mdoc, n, EMULTILIST)); |
|
case (MDOC_Width): |
|
if (-1 == width) { |
|
width = n->args->argv[i].arg; |
|
break; |
|
} |
|
return(nerr(mdoc, n, EARGREP)); |
|
case (MDOC_Offset): |
|
if (-1 == offset) { |
|
offset = n->args->argv[i].arg; |
|
break; |
|
} |
|
return(nerr(mdoc, n, EARGREP)); |
|
default: |
break; |
break; |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_ARGS_GE1)) |
} |
return(0); |
|
break; |
|
|
|
case (MDOC_Ar): |
if (-1 == type) |
/* FALLTHROUGH */ |
return(nerr(mdoc, n, ELISTTYPE)); |
case (MDOC_Cm): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Fl): |
|
/* These can have no arguments. */ |
|
break; |
|
|
|
case (MDOC_Ad): |
switch (type) { |
|
case (MDOC_Column): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Em): |
case (MDOC_Diag): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Er): |
case (MDOC_Inset): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Ev): |
case (MDOC_Item): |
/* FALLTHROUGH */ |
if (-1 == width) |
case (MDOC_Fa): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Dv): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Ic): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Sy): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Sx): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Va): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Vt): |
|
if (0 < sz) |
|
break; |
break; |
return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
return(mdoc_nwarn(mdoc, n, WARN_SYNTAX, |
/* ======= ADD MORE MACRO CHECKS ABOVE. ======= */ |
"superfluous %s argument", |
|
mdoc_argnames[MDOC_Width])); |
|
case (MDOC_Tag): |
|
if (-1 != width) |
|
break; |
|
return(mdoc_nerr(mdoc, n, "missing %s argument", |
|
mdoc_argnames[MDOC_Width])); |
default: |
default: |
abort(); |
break; |
/* NOTREACHED */ |
|
} |
} |
|
|
mdoc_elem_alloc(mdoc, pos, tok, 0, NULL, (size_t)sz, _CC(args)); |
|
return(1); |
return(1); |
} |
} |
|
|
|
|
int |
static int |
macro_text(MACRO_PROT_ARGS) |
pre_bd(PRE_ARGS) |
{ |
{ |
int lastarg, lastpunct, c, j; |
int i, type, err; |
char *args[MDOC_LINEARG_MAX]; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
if (MDOC_BLOCK != n->type) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(1); |
|
if (NULL == n->args) |
|
return(nerr(mdoc, n, EDISPTYPE)); |
|
|
/* Token pre-processing. */ |
/* Make sure that only one type of display is specified. */ |
|
|
switch (tok) { |
/* LINTED */ |
case (MDOC_Pp): |
for (i = 0, err = type = 0; ! err && |
/* `.Pp' ignored when following `.Sh' or `.Ss'. */ |
i < (int)n->args->argc; i++) |
assert(mdoc->last); |
switch (n->args->argv[i].arg) { |
if (MDOC_BODY != mdoc->last->type) |
case (MDOC_Ragged): |
break; |
|
switch (mdoc->last->data.body.tok) { |
|
case (MDOC_Ss): |
|
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Sh): |
case (MDOC_Unfilled): |
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_AFTER_BLK)) |
/* FALLTHROUGH */ |
return(0); |
case (MDOC_Filled): |
return(1); |
/* FALLTHROUGH */ |
|
case (MDOC_Literal): |
|
/* FALLTHROUGH */ |
|
case (MDOC_File): |
|
if (0 == type++) |
|
break; |
|
return(nerr(mdoc, n, EMULTIDISP)); |
default: |
default: |
break; |
break; |
} |
} |
break; |
|
default: |
|
break; |
|
} |
|
|
|
/* Process line parameters. */ |
if (type) |
|
return(1); |
|
return(nerr(mdoc, n, EDISPTYPE)); |
|
} |
|
|
j = 0; |
|
lastarg = ppos; |
|
lastpunct = 0; |
|
|
|
again: |
static int |
if (j == MDOC_LINEARG_MAX) |
pre_ss(PRE_ARGS) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
{ |
|
|
/* |
if (MDOC_BLOCK != n->type) |
* Parse out the next argument, unquoted and unescaped. If |
return(1); |
* we're a word (which may be punctuation followed eventually by |
return(check_parent(mdoc, n, MDOC_Sh, MDOC_BODY)); |
* a real word), then fall into checking for callables. If |
} |
* only punctuation remains and we're the first, then flush |
|
* arguments, punctuation and exit; else, return to the caller. |
|
*/ |
|
|
|
lastarg = *pos; |
|
|
|
switch (mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &args[j])) { |
static int |
case (ARGS_ERROR): |
pre_sh(PRE_ARGS) |
return(0); |
{ |
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
case (ARGS_EOLN): |
|
if (lastpunct) |
|
return(1); |
|
return(append_text(mdoc, tok, ppos, j, args)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
|
|
|
/* |
if (MDOC_BLOCK != n->type) |
* Command found. First flush out arguments, then call the |
return(1); |
* command. If we're the line macro when it exits, flush |
return(check_parent(mdoc, n, -1, MDOC_ROOT)); |
* terminal punctuation. |
} |
*/ |
|
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, args[j]))) { |
|
if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
|
return(0); |
|
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
} |
|
|
|
/* Word/non-term-punctuation found. */ |
static int |
|
pre_it(PRE_ARGS) |
|
{ |
|
|
if ( ! mdoc_isdelim(args[j])) { |
if (MDOC_BLOCK != n->type) |
/* Words are appended to the array of arguments. */ |
return(1); |
j++; |
return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY)); |
lastpunct = 0; |
} |
goto again; |
|
} |
|
|
|
/* |
|
* For punctuation, flush all collected words, then flush |
|
* punctuation, then start collecting again. Of course, this |
|
* is non-terminal punctuation. |
|
*/ |
|
|
|
if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
static int |
return(0); |
pre_an(PRE_ARGS) |
|
{ |
|
|
mdoc_word_alloc(mdoc, lastarg, args[j]); |
if (NULL == n->args || 1 == n->args->argc) |
j = 0; |
return(1); |
lastpunct = 1; |
return(mdoc_nerr(mdoc, n, "only one argument allowed")); |
|
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
int |
static int |
macro_prologue_dtitle(MACRO_PROT_ARGS) |
pre_lb(PRE_ARGS) |
{ |
{ |
int lastarg, j; |
|
char *args[MDOC_LINEARG_MAX]; |
|
|
|
if (SEC_PROLOGUE != mdoc->sec_lastn) |
return(check_sec(mdoc, n, SEC_LIBRARY, SEC_CUSTOM)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_NPROLOGUE)); |
} |
if (0 == mdoc->meta.date) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_OO)); |
|
if (mdoc->meta.title[0]) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_REP)); |
|
|
|
j = -1; |
|
lastarg = ppos; |
|
|
|
again: |
static int |
if (j == MDOC_LINEARG_MAX) |
pre_rv(PRE_ARGS) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
{ |
|
|
lastarg = *pos; |
if ( ! check_msec(mdoc, n, 2, 3, 0)) |
|
|
switch (mdoc_args(mdoc, tok, pos, buf, 0, &args[++j])) { |
|
case (ARGS_EOLN): |
|
if (mdoc->meta.title) |
|
return(1); |
|
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_ARGS_GE1)) |
|
return(0); |
|
(void)xstrlcpy(mdoc->meta.title, |
|
"UNTITLED", META_TITLE_SZ); |
|
return(1); |
|
case (ARGS_ERROR): |
|
return(0); |
return(0); |
default: |
return(check_stdarg(mdoc, n)); |
break; |
} |
} |
|
|
|
if (MDOC_MAX != mdoc_find(mdoc, args[j]) && ! mdoc_warn |
|
(mdoc, tok, lastarg, WARN_SYNTAX_MACLIKE)) |
static int |
|
pre_ex(PRE_ARGS) |
|
{ |
|
|
|
if ( ! check_msec(mdoc, n, 1, 6, 8, 0)) |
return(0); |
return(0); |
|
return(check_stdarg(mdoc, n)); |
|
} |
|
|
if (0 == j) { |
|
if (xstrlcpy(mdoc->meta.title, args[0], META_TITLE_SZ)) |
|
goto again; |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
|
|
|
} else if (1 == j) { |
static int |
mdoc->meta.msec = mdoc_atomsec(args[1]); |
pre_er(PRE_ARGS) |
if (MSEC_DEFAULT != mdoc->meta.msec) |
{ |
goto again; |
|
return(mdoc_err(mdoc, tok, -1, ERR_SYNTAX_ARGFORM)); |
|
|
|
} else if (2 == j) { |
return(check_msec(mdoc, n, 2, 0)); |
mdoc->meta.vol = mdoc_atovol(args[2]); |
} |
if (VOL_DEFAULT != mdoc->meta.vol) |
|
goto again; |
|
mdoc->meta.arch = mdoc_atoarch(args[2]); |
|
if (ARCH_DEFAULT != mdoc->meta.arch) |
|
goto again; |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
|
} |
|
|
|
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
|
|
static int |
|
pre_cd(PRE_ARGS) |
|
{ |
|
|
|
return(check_msec(mdoc, n, 4, 0)); |
} |
} |
|
|
|
|
int |
static int |
macro_prologue_os(MACRO_PROT_ARGS) |
pre_prologue(PRE_ARGS) |
{ |
{ |
int lastarg, j; |
|
char *args[MDOC_LINEARG_MAX]; |
|
|
|
if (SEC_PROLOGUE != mdoc->sec_lastn) |
return(check_sec(mdoc, n, SEC_PROLOGUE, SEC_CUSTOM)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_NPROLOGUE)); |
} |
if (0 == mdoc->meta.title[0]) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_OO)); |
|
if (mdoc->meta.os[0]) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_REP)); |
|
|
|
j = -1; |
|
lastarg = ppos; |
|
|
|
again: |
static int |
if (j == MDOC_LINEARG_MAX) |
pre_dt(PRE_ARGS) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
{ |
|
|
lastarg = *pos; |
if (0 == mdoc->meta.date || mdoc->meta.os) |
|
if ( ! nwarn(mdoc, n, WPROLOOO)) |
|
return(0); |
|
if (mdoc->meta.title) |
|
if ( ! nwarn(mdoc, n, WPROLREP)) |
|
return(0); |
|
return(1); |
|
} |
|
|
switch (mdoc_args(mdoc, tok, pos, buf, |
|
ARGS_QUOTED, &args[++j])) { |
|
case (ARGS_EOLN): |
|
mdoc->sec_lastn = mdoc->sec_last = SEC_BODY; |
|
return(1); |
|
case (ARGS_ERROR): |
|
return(0); |
|
default: |
|
break; |
|
} |
|
|
|
if ( ! xstrlcat(mdoc->meta.os, args[j], sizeof(mdoc->meta.os))) |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
|
if ( ! xstrlcat(mdoc->meta.os, " ", sizeof(mdoc->meta.os))) |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
|
|
|
goto again; |
static int |
/* NOTREACHED */ |
pre_os(PRE_ARGS) |
|
{ |
|
|
|
if (NULL == mdoc->meta.title || 0 == mdoc->meta.date) |
|
if ( ! nwarn(mdoc, n, WPROLOOO)) |
|
return(0); |
|
if (mdoc->meta.os) |
|
if ( ! nwarn(mdoc, n, WPROLREP)) |
|
return(0); |
|
return(1); |
} |
} |
|
|
|
|
int |
static int |
macro_prologue_ddate(MACRO_PROT_ARGS) |
pre_dd(PRE_ARGS) |
{ |
{ |
int lastarg, j; |
|
char *args[MDOC_LINEARG_MAX], date[64]; |
|
|
|
if (SEC_PROLOGUE != mdoc->sec_lastn) |
if (mdoc->meta.title || mdoc->meta.os) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_NPROLOGUE)); |
if ( ! nwarn(mdoc, n, WPROLOOO)) |
if (mdoc->meta.title[0]) |
return(0); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_OO)); |
|
if (mdoc->meta.date) |
if (mdoc->meta.date) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_REP)); |
if ( ! nwarn(mdoc, n, WPROLREP)) |
|
return(0); |
|
return(1); |
|
} |
|
|
j = -1; |
|
date[0] = 0; |
|
lastarg = ppos; |
|
|
|
again: |
static int |
if (j == MDOC_LINEARG_MAX) |
post_bf(POST_ARGS) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
{ |
|
char *p; |
|
struct mdoc_node *head; |
|
|
lastarg = *pos; |
if (MDOC_BLOCK != mdoc->last->type) |
switch (mdoc_args(mdoc, tok, pos, buf, 0, &args[++j])) { |
return(1); |
case (ARGS_EOLN): |
|
if (mdoc->meta.date) |
head = mdoc->last->head; |
|
|
|
if (NULL == mdoc->last->args) { |
|
if (NULL == head->child || |
|
MDOC_TEXT != head->child->type) |
|
return(mdoc_err(mdoc, "text argument expected")); |
|
|
|
p = head->child->string; |
|
if (xstrcmp(p, "Em")) |
return(1); |
return(1); |
mdoc->meta.date = mdoc_atotime(date); |
else if (xstrcmp(p, "Li")) |
if (mdoc->meta.date) |
|
return(1); |
return(1); |
return(mdoc_err(mdoc, tok, ppos, ERR_SYNTAX_ARGFORM)); |
else if (xstrcmp(p, "Sm")) |
case (ARGS_ERROR): |
return(1); |
return(0); |
return(mdoc_nerr(mdoc, head->child, "invalid font")); |
default: |
|
break; |
|
} |
} |
|
|
if (MDOC_MAX != mdoc_find(mdoc, args[j]) && ! mdoc_warn |
|
(mdoc, tok, lastarg, WARN_SYNTAX_MACLIKE)) |
|
return(0); |
|
|
|
if (0 == j) { |
|
if (xstrcmp("$Mdocdate$", args[j])) { |
|
mdoc->meta.date = time(NULL); |
|
goto again; |
|
} else if (xstrcmp("$Mdocdate:", args[j])) |
|
goto again; |
|
} else if (4 == j) |
|
if ( ! xstrcmp("$", args[j])) |
|
goto again; |
|
|
|
if ( ! xstrlcat(date, args[j], sizeof(date))) |
if (head->child) |
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
return(mdoc_err(mdoc, "one argument expected")); |
if ( ! xstrlcat(date, " ", sizeof(date))) |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGFORM)); |
|
|
|
goto again; |
return(1); |
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
int |
static int |
macro_scoped_explicit(MACRO_PROT_ARGS) |
post_nm(POST_ARGS) |
{ |
{ |
int c, lastarg, j; |
|
struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
|
struct mdoc_node *n; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
if (mdoc->last->child) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(1); |
|
if (mdoc->meta.name) |
|
return(1); |
|
return(merr(mdoc, ENAME)); |
|
} |
|
|
/* |
|
* First close out the explicit scope. The `end' tags (such as |
|
* `.El' to `.Bl' don't cause anything to happen: we merely |
|
* readjust our last parse point. |
|
*/ |
|
|
|
switch (tok) { |
static int |
case (MDOC_El): |
post_at(POST_ARGS) |
return(scope_rewind_exp(mdoc, ppos, tok, MDOC_Bl)); |
{ |
case (MDOC_Ed): |
|
return(scope_rewind_exp(mdoc, ppos, tok, MDOC_Bd)); |
|
default: |
|
break; |
|
} |
|
|
|
assert(MDOC_EXPLICIT & mdoc_macros[tok].flags); |
if (NULL == mdoc->last->child) |
|
return(1); |
|
if (MDOC_TEXT != mdoc->last->child->type) |
|
return(merr(mdoc, EATT)); |
|
if (mdoc_a2att(mdoc->last->child->string)) |
|
return(1); |
|
return(merr(mdoc, EATT)); |
|
} |
|
|
/* Token pre-processing. */ |
|
|
|
switch (tok) { |
static int |
case (MDOC_Bl): |
post_an(POST_ARGS) |
/* FALLTHROUGH */ |
{ |
case (MDOC_Bd): |
|
/* `.Pp' ignored when preceding `.Bl' or `.Bd'. */ |
if (mdoc->last->args) { |
assert(mdoc->last); |
if (NULL == mdoc->last->child) |
if (MDOC_ELEM != mdoc->last->type) |
return(1); |
break; |
return(merr(mdoc, ELINE)); |
if (MDOC_Pp != mdoc->last->data.elem.tok) |
|
break; |
|
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_BEFORE_BLK)) |
|
return(0); |
|
assert(mdoc->last->prev); |
|
n = mdoc->last; |
|
mdoc->last = mdoc->last->prev; |
|
mdoc->last->next = NULL; |
|
mdoc_node_free(n); |
|
break; |
|
default: |
|
break; |
|
} |
} |
|
|
lastarg = *pos; |
if (mdoc->last->child) |
|
return(1); |
|
return(merr(mdoc, ELINE)); |
|
} |
|
|
for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
|
lastarg = *pos; |
|
c = mdoc_argv(mdoc, tok, &argv[j], pos, buf); |
|
if (0 == c) |
|
break; |
|
else if (1 == c) |
|
continue; |
|
|
|
mdoc_argv_free(j, argv); |
static int |
return(0); |
post_ex(POST_ARGS) |
} |
{ |
|
|
if (MDOC_LINEARG_MAX == j) { |
if (mdoc->last->args) |
mdoc_argv_free(j, argv); |
return(1); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(merr(mdoc, ELINE)); |
} |
|
|
|
c = append_scoped(mdoc, tok, ppos, 0, NULL, j, argv); |
|
mdoc_argv_free(j, argv); |
|
return(c); |
|
} |
} |
|
|
|
|
/* |
static int |
* Implicity-scoped macros, like `.Ss', have a scope that terminates |
post_it(POST_ARGS) |
* with a subsequent call to the same macro. Implicit macros cannot |
|
* break the scope of explicitly-scoped macros; however, they can break |
|
* the scope of other implicit macros (so `.Sh' can break `.Ss'). This |
|
* is ok with macros like `.It' because they exist only within an |
|
* explicit context. |
|
* |
|
* These macros put line arguments (which it's allowed to have) into the |
|
* HEAD section and open a BODY scope to be used until the macro scope |
|
* closes. |
|
*/ |
|
int |
|
macro_scoped_implicit(MACRO_PROT_ARGS) |
|
{ |
{ |
int lastarg, j; |
int type, i, cols; |
char *args[MDOC_LINEARG_MAX]; |
struct mdoc_node *n, *c; |
struct mdoc_node *n; |
|
|
|
assert( ! (MDOC_EXPLICIT & mdoc_macros[tok].flags)); |
if (MDOC_BLOCK != mdoc->last->type) |
|
return(1); |
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
n = mdoc->last->parent->parent; |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
if (NULL == n->args) |
|
return(merr(mdoc, ELISTTYPE)); |
|
|
/* Token pre-processing. */ |
/* Some types require block-head, some not. */ |
|
|
switch (tok) { |
/* LINTED */ |
case (MDOC_Ss): |
for (cols = type = -1, i = 0; -1 == type && |
/* FALLTHROUGH */ |
i < (int)n->args->argc; i++) |
case (MDOC_Sh): |
switch (n->args->argv[i].arg) { |
/* `.Pp' ignored when preceding `.Ss' or `.Sh'. */ |
case (MDOC_Tag): |
if (NULL == mdoc->last) |
/* 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; |
break; |
if (MDOC_ELEM != mdoc->last->type) |
case (MDOC_Column): |
|
type = n->args->argv[i].arg; |
|
cols = (int)n->args->argv[i].sz; |
break; |
break; |
if (MDOC_Pp != mdoc->last->data.elem.tok) |
default: |
break; |
break; |
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_BEFORE_BLK)) |
} |
|
|
|
if (-1 == type) |
|
return(merr(mdoc, ELISTTYPE)); |
|
|
|
switch (type) { |
|
case (MDOC_Tag): |
|
if (NULL == mdoc->last->head->child) |
|
if ( ! mwarn(mdoc, WLINE)) |
|
return(0); |
|
break; |
|
case (MDOC_Hang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Ohang): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Inset): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Diag): |
|
if (NULL == mdoc->last->head->child) |
|
if ( ! mwarn(mdoc, WLINE)) |
|
return(0); |
|
if (NULL == mdoc->last->body->child) |
|
if ( ! mwarn(mdoc, WMULTILINE)) |
|
return(0); |
|
break; |
|
case (MDOC_Bullet): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Dash): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Enum): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Hyphen): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Item): |
|
if (mdoc->last->head->child) |
|
if ( ! mwarn(mdoc, WNOLINE)) |
|
return(0); |
|
if (NULL == mdoc->last->body->child) |
|
if ( ! mwarn(mdoc, WMULTILINE)) |
|
return(0); |
|
break; |
|
case (MDOC_Column): |
|
if (NULL == mdoc->last->head->child) |
|
if ( ! mwarn(mdoc, WLINE)) |
|
return(0); |
|
if (mdoc->last->body->child) |
|
if ( ! mwarn(mdoc, WNOMULTILINE)) |
|
return(0); |
|
c = mdoc->last->head->child; |
|
for (i = 0; c; c = c->next) |
|
i++; |
|
if (i == cols) |
|
break; |
|
if ( ! mdoc_warn(mdoc, WARN_SYNTAX, |
|
"column mismatch (have %d, want %d)", i, cols)) |
return(0); |
return(0); |
assert(mdoc->last->prev); |
|
n = mdoc->last; |
|
mdoc_msg(mdoc, ppos, "removing prior `Pp' macro"); |
|
mdoc->last = mdoc->last->prev; |
|
mdoc->last->next = NULL; |
|
mdoc_node_free(n); |
|
break; |
break; |
default: |
default: |
break; |
break; |
} |
} |
|
|
/* Rewind our scope. */ |
return(1); |
|
} |
|
|
if ( ! scope_rewind_imp(mdoc, ppos, tok)) |
|
return(0); |
|
|
|
j = 0; |
static int |
lastarg = ppos; |
post_bl(POST_ARGS) |
|
{ |
|
struct mdoc_node *n; |
|
|
/* |
if (MDOC_BODY != mdoc->last->type) |
* Process until we hit a line. Note that current implicit |
return(1); |
* macros don't have any arguments, so we don't need to do any |
if (NULL == mdoc->last->child) |
* argument processing. |
return(1); |
*/ |
|
|
|
again: |
/* LINTED */ |
if (j == MDOC_LINEARG_MAX) |
for (n = mdoc->last->child; n; n = n->next) { |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
if (MDOC_BLOCK == n->type) |
|
if (MDOC_It == n->tok) |
lastarg = *pos; |
continue; |
|
return(mdoc_nerr(mdoc, n, "bad child of parent %s", |
switch (mdoc_args(mdoc, tok, pos, buf, 0, &args[j])) { |
mdoc_macronames[mdoc->last->tok])); |
case (ARGS_ERROR): |
|
return(0); |
|
case (ARGS_EOLN): |
|
return(append_scoped(mdoc, tok, ppos, j, _CC(args), 0, NULL)); |
|
default: |
|
break; |
|
} |
} |
|
|
if (MDOC_MAX != mdoc_find(mdoc, args[j])) |
return(1); |
if ( ! mdoc_warn(mdoc, tok, lastarg, WARN_SYNTAX_MACLIKE)) |
|
return(0); |
|
|
|
j++; |
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
/* |
static int |
* A line-scoped macro opens a scope for the contents of its line, which |
ebool(struct mdoc *mdoc) |
* are placed under the HEAD node. Punctuation trailing the line is put |
|
* as a sibling to the HEAD node, under the BLOCK node. |
|
*/ |
|
int |
|
macro_scoped_line(MACRO_PROT_ARGS) |
|
{ |
{ |
int lastarg, c, j; |
struct mdoc_node *n; |
char *p; |
|
struct mdoc_node *n; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
/* LINTED */ |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
for (n = mdoc->last->child; n; n = n->next) { |
|
if (MDOC_TEXT != n->type) |
assert(1 == ppos); |
|
|
|
/* Token pre-processing. */ |
|
|
|
switch (tok) { |
|
case (MDOC_D1): |
|
/* FALLTHROUGH */ |
|
case (MDOC_Dl): |
|
/* These can't be nested in a display block. */ |
|
assert(mdoc->last); |
|
for (n = mdoc->last->parent ; n; n = n->parent) |
|
if (MDOC_BLOCK != n->type) |
|
continue; |
|
else if (MDOC_Bd == n->data.block.tok) |
|
break; |
|
if (NULL == n) |
|
break; |
break; |
return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_NONEST)); |
if (xstrcmp(n->string, "on")) |
default: |
continue; |
|
if (xstrcmp(n->string, "off")) |
|
continue; |
break; |
break; |
} |
} |
|
|
/* |
if (NULL == n) |
* All line-scoped macros have a HEAD and optionally a BODY |
return(1); |
* section. We open our scope here; when we exit this function, |
return(nerr(mdoc, n, EBOOL)); |
* we'll rewind our scope appropriately. |
} |
*/ |
|
|
|
mdoc_block_alloc(mdoc, ppos, tok, 0, NULL); |
|
mdoc_head_alloc(mdoc, ppos, tok, 0, NULL); |
|
|
|
/* Process line parameters. */ |
static int |
|
post_root(POST_ARGS) |
|
{ |
|
|
j = 0; |
if (NULL == mdoc->first->child) |
lastarg = ppos; |
return(merr(mdoc, ENODATA)); |
|
if (SEC_PROLOGUE == mdoc->lastnamed) |
|
return(merr(mdoc, ENOPROLOGUE)); |
|
|
again: |
if (MDOC_BLOCK != mdoc->first->child->type) |
if (j == MDOC_LINEARG_MAX) |
return(merr(mdoc, ENODATA)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
if (MDOC_Sh != mdoc->first->child->tok) |
|
return(merr(mdoc, ENODATA)); |
|
|
lastarg = *pos; |
return(1); |
c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
} |
|
|
switch (c) { |
|
case (ARGS_ERROR): |
|
return(0); |
|
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if ( ! append_delims(mdoc, tok, pos, buf)) |
|
return(0); |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
case (ARGS_EOLN): |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
|
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
static int |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
post_st(POST_ARGS) |
return(0); |
{ |
if ( ! append_delims(mdoc, tok, pos, buf)) |
|
return(0); |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
} |
|
|
|
if (mdoc_isdelim(p)) |
if (mdoc_a2st(mdoc->last->child->string)) |
j = 0; |
return(1); |
|
return(mwarn(mdoc, WBADSTAND)); |
mdoc_word_alloc(mdoc, lastarg, p); |
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
/* |
static int |
* Partial-line scope is identical to line scope (macro_scoped_line()) |
post_sh(POST_ARGS) |
* except that trailing punctuation is appended to the BLOCK, instead of |
|
* contained within the HEAD. |
|
*/ |
|
int |
|
macro_scoped_pline(MACRO_PROT_ARGS) |
|
{ |
{ |
int lastarg, c, j; |
|
char *p; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
if (MDOC_HEAD == mdoc->last->type) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(post_sh_head(mdoc)); |
|
if (MDOC_BODY == mdoc->last->type) |
|
return(post_sh_body(mdoc)); |
|
|
/* Token pre-processing. */ |
return(1); |
|
} |
|
|
switch (tok) { |
|
case (MDOC_Ql): |
|
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_COMPAT_TROFF)) |
|
return(0); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
mdoc_block_alloc(mdoc, ppos, tok, 0, NULL); |
static int |
mdoc_head_alloc(mdoc, ppos, tok, 0, NULL); |
post_sh_body(POST_ARGS) |
|
{ |
|
struct mdoc_node *n; |
|
|
/* Process line parameters. */ |
if (SEC_NAME != mdoc->lastnamed) |
|
return(1); |
|
|
j = 0; |
/* |
lastarg = ppos; |
* 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". |
|
*/ |
|
|
again: |
if (NULL == (n = mdoc->last->child)) |
if (j == MDOC_LINEARG_MAX) |
return(mwarn(mdoc, WNAMESECINC)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
|
|
|
lastarg = *pos; |
for ( ; n && n->next; n = n->next) { |
c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
if (MDOC_ELEM == n->type && MDOC_Nm == n->tok) |
|
continue; |
switch (c) { |
if (MDOC_TEXT == n->type) |
case (ARGS_ERROR): |
continue; |
return(0); |
if ( ! mwarn(mdoc, WNAMESECINC)) |
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if ( ! scope_rewind_imp(mdoc, ppos, tok)) |
|
return(0); |
return(0); |
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
case (ARGS_EOLN): |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
} |
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
if (MDOC_ELEM == n->type && MDOC_Nd == n->tok) |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
return(1); |
return(0); |
return(mwarn(mdoc, WNAMESECINC)); |
if ( ! scope_rewind_imp(mdoc, ppos, tok)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
} |
|
|
|
if (mdoc_isdelim(p)) |
|
j = 0; |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
/* |
static int |
* A delimited-constant macro is similar to a general text macro: the |
post_sh_head(POST_ARGS) |
* macro is followed by a 0 or 1 arguments (possibly-unspecified) then |
|
* terminating punctuation, other words, or another callable macro. |
|
*/ |
|
int |
|
macro_constant_delimited(MACRO_PROT_ARGS) |
|
{ |
{ |
int lastarg, flushed, c, maxargs; |
char buf[64]; |
char *p; |
enum mdoc_sec sec; |
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
/* |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
* Process a new section. Sections are either "named" or |
|
* "custom"; custom sections are user-defined, while named ones |
/* Process line parameters. */ |
* usually follow a conventional order and may only appear in |
|
* certain manual sections. |
lastarg = ppos; |
|
flushed = 0; |
|
|
|
/* Token pre-processing. */ |
|
|
|
switch (tok) { |
|
case (MDOC_Ux): |
|
maxargs = 0; |
|
break; |
|
default: |
|
maxargs = 1; |
|
break; |
|
} |
|
|
|
again: |
|
lastarg = *pos; |
|
|
|
switch (mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p)) { |
|
case (ARGS_ERROR): |
|
return(0); |
|
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if ( ! flushed && ! append_const(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
case (ARGS_EOLN): |
|
if (flushed) |
|
return(1); |
|
return(append_const(mdoc, tok, ppos, 0, &p)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
|
|
|
/* Accepts no arguments: flush out symbol and continue. */ |
|
|
|
if (0 == maxargs) { |
|
if ( ! append_const(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
flushed = 1; |
|
} |
|
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
|
if ( ! flushed && ! append_const(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
} |
|
|
|
/* |
|
* We only accept one argument; subsequent tokens are considered |
|
* as literal words (until a macro). |
|
*/ |
*/ |
|
|
if ( ! flushed && ! mdoc_isdelim(p)) { |
assert(MDOC_Sh == mdoc->last->tok); |
if ( ! append_const(mdoc, tok, ppos, 1, &p)) |
|
return(0); |
|
flushed = 1; |
|
goto again; |
|
} else if ( ! flushed) { |
|
if ( ! append_const(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
flushed = 1; |
|
} |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
(void)xstrlcpys(buf, mdoc->last->child, sizeof(buf)); |
goto again; |
|
/* NOTREACHED */ |
|
} |
|
|
|
|
sec = mdoc_atosec(buf); |
|
|
int |
/* The NAME section should always be first. */ |
macro_constant(MACRO_PROT_ARGS) |
|
{ |
|
int lastarg, j; |
|
char *args[MDOC_LINEARG_MAX]; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
if (SEC_BODY == mdoc->lastnamed && SEC_NAME != sec) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(mwarn(mdoc, WSECOOO)); |
|
if (SEC_CUSTOM == sec) |
|
return(1); |
|
|
j = 0; |
/* Check for repeated or out-of-order sections. */ |
lastarg = ppos; |
|
|
|
again: |
if (sec == mdoc->lastnamed) |
if (j == MDOC_LINEARG_MAX) |
return(mwarn(mdoc, WSECREP)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
if (sec < mdoc->lastnamed) |
|
return(mwarn(mdoc, WSECOOO)); |
|
|
lastarg = *pos; |
/* Check particular section/manual section conventions. */ |
|
|
switch (mdoc_args(mdoc, tok, pos, buf, 0, &args[j])) { |
switch (sec) { |
case (ARGS_ERROR): |
case (SEC_LIBRARY): |
return(0); |
switch (mdoc->meta.msec) { |
case (ARGS_WORD): |
case (2): |
|
/* FALLTHROUGH */ |
|
case (3): |
|
break; |
|
default: |
|
return(mwarn(mdoc, WWRONGMSEC)); |
|
} |
break; |
break; |
case (ARGS_EOLN): |
|
return(append_const(mdoc, tok, ppos, j, args)); |
|
default: |
default: |
abort(); |
break; |
/* NOTREACHED */ |
|
} |
} |
|
|
if (MDOC_MAX != mdoc_find(mdoc, args[j])) |
return(1); |
if ( ! mdoc_warn(mdoc, tok, lastarg, WARN_SYNTAX_MACLIKE)) |
|
return(0); |
|
|
|
j++; |
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
int |
static int |
macro_constant_argv(MACRO_PROT_ARGS) |
pre_fd(PRE_ARGS) |
{ |
{ |
int c, lastarg, j; |
|
struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
|
|
|
if (SEC_PROLOGUE == mdoc->sec_lastn) |
return(check_sec(mdoc, n, SEC_SYNOPSIS, SEC_CUSTOM)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
|
|
|
lastarg = *pos; |
|
|
|
for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
|
lastarg = *pos; |
|
c = mdoc_argv(mdoc, tok, &argv[j], pos, buf); |
|
if (0 == c) |
|
break; |
|
else if (1 == c) |
|
continue; |
|
|
|
mdoc_argv_free(j, argv); |
|
return(0); |
|
} |
|
|
|
if (MDOC_LINEARG_MAX == j) { |
|
mdoc_argv_free(j, argv); |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
|
} |
|
|
|
c = append_constarg(mdoc, tok, ppos, j, argv); |
|
mdoc_argv_free(j, argv); |
|
return(c); |
|
} |
} |