-/* $Id: mdoc_validate.c,v 1.37 2009/07/18 23:31:04 kristaps Exp $ */
+/* $Id: mdoc_validate.c,v 1.150 2011/01/01 12:18:37 kristaps Exp $ */
/*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifndef OSNAME
+#include <sys/utsname.h>
+#endif
+
#include <sys/types.h>
#include <assert.h>
#include <ctype.h>
-#include <errno.h>
#include <limits.h>
-#include <stdarg.h>
+#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <time.h>
+#include "mandoc.h"
#include "libmdoc.h"
#include "libmandoc.h"
/* FIXME: .Bl -diag can't have non-text children in HEAD. */
-/* TODO: ignoring Pp (it's superfluous in some invocations). */
-#define PRE_ARGS struct mdoc *mdoc, const struct mdoc_node *n
+#define PRE_ARGS struct mdoc *mdoc, struct mdoc_node *n
#define POST_ARGS struct mdoc *mdoc
+#define NUMSIZ 32
+#define DATESIZE 32
+
+enum check_ineq {
+ CHECK_LT,
+ CHECK_GT,
+ CHECK_EQ
+};
+
+enum check_lvl {
+ CHECK_WARN,
+ CHECK_ERROR,
+ CHECK_FATAL
+};
+
typedef int (*v_pre)(PRE_ARGS);
typedef int (*v_post)(POST_ARGS);
v_post *post;
};
-static int check_parent(PRE_ARGS, int, enum mdoc_type);
-static int check_msec(PRE_ARGS, ...);
-static int check_sec(PRE_ARGS, ...);
-static int check_stdarg(PRE_ARGS);
-static int check_text(struct mdoc *, int, int, const char *);
-static int check_argv(struct mdoc *,
- const struct mdoc_node *,
- const struct mdoc_argv *);
-static int check_args(struct mdoc *,
- const struct mdoc_node *);
-static int err_child_lt(struct mdoc *, const char *, int);
-static int warn_child_lt(struct mdoc *, const char *, int);
-static int err_child_gt(struct mdoc *, const char *, int);
-static int warn_child_gt(struct mdoc *, const char *, int);
-static int err_child_eq(struct mdoc *, const char *, int);
-static int warn_child_eq(struct mdoc *, const char *, int);
-static int warn_print(struct mdoc *, int, int);
-static int warn_count(struct mdoc *, const char *,
- int, const char *, int);
-static int err_count(struct mdoc *, const char *,
- int, const char *, int);
-
-#ifdef __linux__
-extern size_t strlcat(char *, const char *, size_t);
-#endif
+static int check_count(struct mdoc *, enum mdoc_type,
+ enum check_lvl, enum check_ineq, int);
+static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type);
+static void check_text(struct mdoc *, int, int, char *);
+static void check_argv(struct mdoc *,
+ struct mdoc_node *, struct mdoc_argv *);
+static void check_args(struct mdoc *, struct mdoc_node *);
+static int concat(struct mdoc *, char *,
+ const struct mdoc_node *, size_t);
+
+static int ebool(POST_ARGS);
static int berr_ge1(POST_ARGS);
static int bwarn_ge1(POST_ARGS);
-static int ebool(POST_ARGS);
static int eerr_eq0(POST_ARGS);
static int eerr_eq1(POST_ARGS);
static int eerr_ge1(POST_ARGS);
-static int eerr_le2(POST_ARGS);
+static int eerr_le1(POST_ARGS);
+static int ewarn_eq0(POST_ARGS);
static int ewarn_ge1(POST_ARGS);
static int herr_eq0(POST_ARGS);
static int herr_ge1(POST_ARGS);
+static int hwarn_eq0(POST_ARGS);
static int hwarn_eq1(POST_ARGS);
static int hwarn_le1(POST_ARGS);
static int post_an(POST_ARGS);
-static int post_args(POST_ARGS);
static int post_at(POST_ARGS);
static int post_bf(POST_ARGS);
static int post_bl(POST_ARGS);
+static int post_bl_block(POST_ARGS);
+static int post_bl_block_width(POST_ARGS);
+static int post_bl_block_tag(POST_ARGS);
static int post_bl_head(POST_ARGS);
+static int post_dd(POST_ARGS);
+static int post_dt(POST_ARGS);
+static int post_defaults(POST_ARGS);
+static int post_literal(POST_ARGS);
+static int post_eoln(POST_ARGS);
static int post_it(POST_ARGS);
static int post_lb(POST_ARGS);
static int post_nm(POST_ARGS);
+static int post_os(POST_ARGS);
+static int post_ignpar(POST_ARGS);
+static int post_prol(POST_ARGS);
static int post_root(POST_ARGS);
+static int post_rs(POST_ARGS);
static int post_sh(POST_ARGS);
static int post_sh_body(POST_ARGS);
static int post_sh_head(POST_ARGS);
-static int post_sp(POST_ARGS);
static int post_st(POST_ARGS);
+static int post_std(POST_ARGS);
+static int post_vt(POST_ARGS);
static int pre_an(PRE_ARGS);
static int pre_bd(PRE_ARGS);
static int pre_bl(PRE_ARGS);
-static int pre_cd(PRE_ARGS);
static int pre_dd(PRE_ARGS);
static int pre_display(PRE_ARGS);
static int pre_dt(PRE_ARGS);
-static int pre_er(PRE_ARGS);
-static int pre_ex(PRE_ARGS);
-static int pre_fd(PRE_ARGS);
static int pre_it(PRE_ARGS);
-static int pre_lb(PRE_ARGS);
+static int pre_literal(PRE_ARGS);
static int pre_os(PRE_ARGS);
-static int pre_rv(PRE_ARGS);
+static int pre_par(PRE_ARGS);
static int pre_sh(PRE_ARGS);
static int pre_ss(PRE_ARGS);
+static int pre_std(PRE_ARGS);
static v_post posts_an[] = { post_an, NULL };
-static v_post posts_at[] = { post_at, NULL };
-static v_post posts_bd[] = { herr_eq0, bwarn_ge1, NULL };
+static v_post posts_at[] = { post_at, post_defaults, NULL };
+static v_post posts_bd[] = { post_literal, hwarn_eq0, bwarn_ge1, NULL };
static v_post posts_bf[] = { hwarn_le1, post_bf, NULL };
+static v_post posts_bk[] = { hwarn_eq0, bwarn_ge1, NULL };
static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL };
static v_post posts_bool[] = { eerr_eq1, ebool, NULL };
-static v_post posts_ex[] = { eerr_eq0, post_args, NULL };
+static v_post posts_eoln[] = { post_eoln, NULL };
+static v_post posts_defaults[] = { post_defaults, NULL };
+static v_post posts_dd[] = { ewarn_ge1, post_dd, post_prol, NULL };
+static v_post posts_dl[] = { post_literal, bwarn_ge1, herr_eq0, NULL };
+static v_post posts_dt[] = { post_dt, post_prol, NULL };
static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
-static v_post posts_in[] = { eerr_eq1, NULL };
static v_post posts_it[] = { post_it, NULL };
static v_post posts_lb[] = { eerr_eq1, post_lb, NULL };
static v_post posts_nd[] = { berr_ge1, NULL };
static v_post posts_nm[] = { post_nm, NULL };
-static v_post posts_notext[] = { eerr_eq0, NULL };
-static v_post posts_pf[] = { eerr_eq1, NULL };
-static v_post posts_rv[] = { eerr_eq0, post_args, NULL };
-static v_post posts_sh[] = { herr_ge1, bwarn_ge1, post_sh, NULL };
-static v_post posts_sp[] = { post_sp, NULL };
-static v_post posts_ss[] = { herr_ge1, NULL };
+static v_post posts_notext[] = { ewarn_eq0, NULL };
+static v_post posts_os[] = { post_os, post_prol, NULL };
+static v_post posts_rs[] = { berr_ge1, herr_eq0, post_rs, NULL };
+static v_post posts_sh[] = { post_ignpar, herr_ge1, bwarn_ge1, post_sh, NULL };
+static v_post posts_sp[] = { eerr_le1, NULL };
+static v_post posts_ss[] = { post_ignpar, herr_ge1, bwarn_ge1, NULL };
static v_post posts_st[] = { eerr_eq1, post_st, NULL };
+static v_post posts_std[] = { post_std, NULL };
static v_post posts_text[] = { eerr_ge1, NULL };
+static v_post posts_text1[] = { eerr_eq1, NULL };
+static v_post posts_vt[] = { post_vt, NULL };
static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL };
static v_post posts_wtext[] = { ewarn_ge1, NULL };
-static v_post posts_xr[] = { eerr_ge1, eerr_le2, NULL };
static v_pre pres_an[] = { pre_an, NULL };
-static v_pre pres_bd[] = { pre_display, pre_bd, NULL };
-static v_pre pres_bl[] = { pre_bl, NULL };
-static v_pre pres_cd[] = { pre_cd, NULL };
+static v_pre pres_bd[] = { pre_display, pre_bd, pre_literal, pre_par, NULL };
+static v_pre pres_bl[] = { pre_bl, pre_par, NULL };
static v_pre pres_d1[] = { pre_display, NULL };
+static v_pre pres_dl[] = { pre_literal, pre_display, NULL };
static v_pre pres_dd[] = { pre_dd, NULL };
static v_pre pres_dt[] = { pre_dt, NULL };
-static v_pre pres_er[] = { pre_er, NULL };
-static v_pre pres_ex[] = { pre_ex, NULL };
-static v_pre pres_fd[] = { pre_fd, NULL };
-static v_pre pres_it[] = { pre_it, NULL };
-static v_pre pres_lb[] = { pre_lb, NULL };
+static v_pre pres_er[] = { NULL, NULL };
+static v_pre pres_fd[] = { NULL, NULL };
+static v_pre pres_it[] = { pre_it, pre_par, NULL };
static v_pre pres_os[] = { pre_os, NULL };
-static v_pre pres_rv[] = { pre_rv, NULL };
+static v_pre pres_pp[] = { pre_par, NULL };
static v_pre pres_sh[] = { pre_sh, NULL };
static v_pre pres_ss[] = { pre_ss, NULL };
+static v_pre pres_std[] = { pre_std, NULL };
const struct valids mdoc_valids[MDOC_MAX] = {
{ NULL, NULL }, /* Ap */
- { pres_dd, posts_text }, /* Dd */
- { pres_dt, NULL }, /* Dt */
- { pres_os, NULL }, /* Os */
+ { pres_dd, posts_dd }, /* Dd */
+ { pres_dt, posts_dt }, /* Dt */
+ { pres_os, posts_os }, /* Os */
{ pres_sh, posts_sh }, /* Sh */
{ pres_ss, posts_ss }, /* Ss */
- { NULL, posts_notext }, /* Pp */
+ { pres_pp, posts_notext }, /* Pp */
{ pres_d1, posts_wline }, /* D1 */
- { pres_d1, posts_wline }, /* Dl */
+ { pres_dl, posts_dl }, /* Dl */
{ pres_bd, posts_bd }, /* Bd */
{ NULL, NULL }, /* Ed */
{ pres_bl, posts_bl }, /* Bl */
{ pres_it, posts_it }, /* It */
{ NULL, posts_text }, /* Ad */
{ pres_an, posts_an }, /* An */
- { NULL, NULL }, /* Ar */
- { pres_cd, posts_text }, /* Cd */
+ { NULL, posts_defaults }, /* Ar */
+ { NULL, posts_text }, /* Cd */
{ NULL, NULL }, /* Cm */
{ NULL, NULL }, /* Dv */
{ pres_er, posts_text }, /* Er */
{ NULL, NULL }, /* Ev */
- { pres_ex, posts_ex }, /* Ex */
+ { pres_std, posts_std }, /* Ex */
{ NULL, NULL }, /* Fa */
{ pres_fd, posts_wtext }, /* Fd */
{ NULL, NULL }, /* Fl */
{ NULL, posts_text }, /* Fn */
{ NULL, posts_wtext }, /* Ft */
{ NULL, posts_text }, /* Ic */
- { NULL, posts_in }, /* In */
- { NULL, NULL }, /* Li */
+ { NULL, posts_text1 }, /* In */
+ { NULL, posts_defaults }, /* Li */
{ NULL, posts_nd }, /* Nd */
{ NULL, posts_nm }, /* Nm */
- { NULL, posts_wline }, /* Op */
+ { NULL, NULL }, /* Op */
{ NULL, NULL }, /* Ot */
- { NULL, NULL }, /* Pa */
- { pres_rv, posts_rv }, /* Rv */
+ { NULL, posts_defaults }, /* Pa */
+ { pres_std, posts_std }, /* Rv */
{ NULL, posts_st }, /* St */
{ NULL, NULL }, /* Va */
- { NULL, posts_text }, /* Vt */
- { NULL, posts_xr }, /* Xr */
+ { NULL, posts_vt }, /* Vt */
+ { NULL, posts_wtext }, /* Xr */
{ NULL, posts_text }, /* %A */
- { NULL, posts_text }, /* %B */
- { NULL, posts_text }, /* %D */
+ { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */
+ { NULL, posts_text }, /* %D */ /* FIXME: check date with mandoc_a2time(). */
{ NULL, posts_text }, /* %I */
{ NULL, posts_text }, /* %J */
{ NULL, posts_text }, /* %N */
{ NULL, posts_text }, /* %O */
{ NULL, posts_text }, /* %P */
{ NULL, posts_text }, /* %R */
- { NULL, posts_text }, /* %T */
+ { NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */
{ NULL, posts_text }, /* %V */
{ NULL, NULL }, /* Ac */
{ NULL, NULL }, /* Ao */
- { NULL, posts_wline }, /* Aq */
+ { NULL, NULL }, /* Aq */
{ NULL, posts_at }, /* At */
{ NULL, NULL }, /* Bc */
{ NULL, posts_bf }, /* Bf */
{ NULL, NULL }, /* Bo */
- { NULL, posts_wline }, /* Bq */
+ { NULL, NULL }, /* Bq */
{ NULL, NULL }, /* Bsx */
{ NULL, NULL }, /* Bx */
{ NULL, posts_bool }, /* Db */
{ NULL, NULL }, /* Dc */
{ NULL, NULL }, /* Do */
- { NULL, posts_wline }, /* Dq */
+ { NULL, NULL }, /* Dq */
{ NULL, NULL }, /* Ec */
{ NULL, NULL }, /* Ef */
{ NULL, NULL }, /* Em */
{ NULL, NULL }, /* Nx */
{ NULL, NULL }, /* Ox */
{ NULL, NULL }, /* Pc */
- { NULL, posts_pf }, /* Pf */
+ { NULL, posts_text1 }, /* Pf */
{ NULL, NULL }, /* Po */
- { NULL, posts_wline }, /* Pq */
+ { NULL, NULL }, /* Pq */
{ NULL, NULL }, /* Qc */
- { NULL, posts_wline }, /* Ql */
+ { NULL, NULL }, /* Ql */
{ NULL, NULL }, /* Qo */
- { NULL, posts_wline }, /* Qq */
+ { NULL, NULL }, /* Qq */
{ NULL, NULL }, /* Re */
- { NULL, posts_wline }, /* Rs */
+ { NULL, posts_rs }, /* Rs */
{ NULL, NULL }, /* Sc */
{ NULL, NULL }, /* So */
- { NULL, posts_wline }, /* Sq */
+ { NULL, NULL }, /* Sq */
{ NULL, posts_bool }, /* Sm */
{ NULL, posts_text }, /* Sx */
{ NULL, posts_text }, /* Sy */
{ NULL, NULL }, /* Fc */
{ NULL, NULL }, /* Oo */
{ NULL, NULL }, /* Oc */
- { NULL, posts_wline }, /* Bk */
+ { NULL, posts_bk }, /* Bk */
{ NULL, NULL }, /* Ek */
- { NULL, posts_notext }, /* Bt */
+ { NULL, posts_eoln }, /* Bt */
{ NULL, NULL }, /* Hf */
{ NULL, NULL }, /* Fr */
- { NULL, posts_notext }, /* Ud */
- { pres_lb, posts_lb }, /* Lb */
+ { NULL, posts_eoln }, /* Ud */
+ { NULL, posts_lb }, /* Lb */
{ NULL, posts_notext }, /* Lp */
- { NULL, NULL }, /* Lk */
- { NULL, posts_text }, /* Mt */
- { NULL, posts_wline }, /* Brq */
+ { NULL, posts_text }, /* Lk */
+ { NULL, posts_defaults }, /* Mt */
+ { NULL, NULL }, /* Brq */
{ NULL, NULL }, /* Bro */
{ NULL, NULL }, /* Brc */
{ NULL, posts_text }, /* %C */
{ NULL, NULL }, /* Dx */
{ NULL, posts_text }, /* %Q */
{ NULL, posts_notext }, /* br */
- { NULL, posts_sp }, /* sp */
+ { pres_pp, posts_sp }, /* sp */
+ { NULL, posts_text1 }, /* %U */
+ { NULL, NULL }, /* Ta */
+};
+
+#define RSORD_MAX 14 /* Number of `Rs' blocks. */
+
+static const enum mdoct rsord[RSORD_MAX] = {
+ MDOC__A,
+ MDOC__T,
+ MDOC__B,
+ MDOC__I,
+ MDOC__J,
+ MDOC__R,
+ MDOC__N,
+ MDOC__V,
+ MDOC__P,
+ MDOC__Q,
+ MDOC__D,
+ MDOC__O,
+ MDOC__C,
+ MDOC__U
};
int
-mdoc_valid_pre(struct mdoc *mdoc, const struct mdoc_node *n)
+mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
{
v_pre *p;
int line, pos;
- const char *tp;
+ char *tp;
- if (MDOC_TEXT == n->type) {
+ switch (n->type) {
+ case (MDOC_TEXT):
tp = n->string;
line = n->line;
pos = n->pos;
- return(check_text(mdoc, line, pos, tp));
+ check_text(mdoc, line, pos, tp);
+ /* FALLTHROUGH */
+ case (MDOC_TBL):
+ /* FALLTHROUGH */
+ case (MDOC_ROOT):
+ return(1);
+ default:
+ break;
}
- if ( ! check_args(mdoc, n))
- return(0);
+ check_args(mdoc, n);
+
if (NULL == mdoc_valids[n->tok].pre)
return(1);
for (p = mdoc_valids[n->tok].pre; *p; p++)
return(1);
mdoc->last->flags |= MDOC_VALID;
- if (MDOC_TEXT == mdoc->last->type)
+ switch (mdoc->last->type) {
+ case (MDOC_TEXT):
+ /* FALLTHROUGH */
+ case (MDOC_TBL):
return(1);
- if (MDOC_ROOT == mdoc->last->type)
+ case (MDOC_ROOT):
return(post_root(mdoc));
+ default:
+ break;
+ }
if (NULL == mdoc_valids[mdoc->last->tok].post)
return(1);
return(1);
}
-
static int
-warn_print(struct mdoc *m, int ln, int pos)
+check_count(struct mdoc *m, enum mdoc_type type,
+ enum check_lvl lvl, enum check_ineq ineq, int val)
{
+ const char *p;
- if (MDOC_IGN_CHARS & m->pflags)
- return(mdoc_pwarn(m, ln, pos, EPRINT));
- return(mdoc_perr(m, ln, pos, EPRINT));
-}
+ if (m->last->type != type)
+ return(1);
+
+ switch (ineq) {
+ case (CHECK_LT):
+ p = "less than ";
+ if (m->last->nchild < val)
+ return(1);
+ break;
+ case (CHECK_GT):
+ p = "greater than ";
+ if (m->last->nchild > val)
+ return(1);
+ break;
+ case (CHECK_EQ):
+ p = "";
+ if (val == m->last->nchild)
+ return(1);
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+ if (CHECK_WARN == lvl) {
+ return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
+ m->last->line, m->last->pos,
+ "want %s%d children (have %d)",
+ p, val, m->last->nchild));
+ }
-static inline int
-warn_count(struct mdoc *m, const char *k,
- int want, const char *v, int has)
-{
+ /* FIXME: THIS IS THE SAME AS THE ABOVE. */
- return(mdoc_vwarn(m, m->last->line, m->last->pos,
- "suggests %s %s %d (has %d)", v, k, want, has));
+ return(mdoc_vmsg(m, MANDOCERR_ARGCOUNT,
+ m->last->line, m->last->pos,
+ "require %s%d children (have %d)",
+ p, val, m->last->nchild));
}
-
-static inline int
-err_count(struct mdoc *m, const char *k,
- int want, const char *v, int has)
+static int
+berr_ge1(POST_ARGS)
{
- return(mdoc_verr(m, m->last->line, m->last->pos,
- "requires %s %s %d (has %d)", v, k, want, has));
+ return(check_count(mdoc, MDOC_BODY, CHECK_FATAL, CHECK_GT, 0));
}
-
-/*
- * Build these up with macros because they're basically the same check
- * 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) \
-{ \
- if (mdoc->last->nchild ineq sz) \
- return(1); \
- return(lvl##_count(mdoc, #ineq, sz, p, mdoc->last->nchild)); \
+static int
+bwarn_ge1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_BODY, CHECK_WARN, CHECK_GT, 0));
}
-#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))); \
+static int
+eerr_eq0(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 0));
}
-#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))); \
+static int
+eerr_eq1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_EQ, 1));
}
-#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))); \
+static int
+eerr_ge1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_GT, 0));
}
-
-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_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */
-CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_gt1() */
-CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */
-CHECK_ELEM_DEFN(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
-check_stdarg(PRE_ARGS)
+eerr_le1(POST_ARGS)
{
-
- if (n->args && 1 == n->args->argc)
- if (MDOC_Std == n->args->argv[0].arg)
- return(1);
- return(mdoc_nwarn(mdoc, n, EARGVAL));
+ return(check_count(mdoc, MDOC_ELEM, CHECK_FATAL, CHECK_LT, 2));
}
-
static int
-check_sec(PRE_ARGS, ...)
+ewarn_eq0(POST_ARGS)
{
- enum mdoc_sec sec;
- va_list ap;
-
- va_start(ap, n);
-
- for (;;) {
- /* LINTED */
- sec = (enum mdoc_sec)va_arg(ap, int);
- if (SEC_CUSTOM == sec)
- break;
- if (sec != mdoc->lastsec)
- continue;
- va_end(ap);
- return(1);
- }
-
- va_end(ap);
- return(mdoc_nwarn(mdoc, n, EBADSEC));
+ return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 0));
}
+static int
+ewarn_ge1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_GT, 0));
+}
static int
-check_msec(PRE_ARGS, ...)
+herr_eq0(POST_ARGS)
{
- va_list ap;
- int msec;
+ return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_EQ, 0));
+}
- va_start(ap, n);
- for (;;) {
- /* LINTED */
- if (0 == (msec = va_arg(ap, int)))
- break;
- if (msec != mdoc->meta.msec)
- continue;
- va_end(ap);
- return(1);
- }
+static int
+herr_ge1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_HEAD, CHECK_FATAL, CHECK_GT, 0));
+}
- va_end(ap);
- return(mdoc_nwarn(mdoc, n, EBADMSEC));
+static int
+hwarn_eq0(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 0));
}
+static int
+hwarn_eq1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_EQ, 1));
+}
static int
-check_args(struct mdoc *m, const struct mdoc_node *n)
+hwarn_le1(POST_ARGS)
+{
+ return(check_count(mdoc, MDOC_HEAD, CHECK_WARN, CHECK_LT, 2));
+}
+
+static void
+check_args(struct mdoc *m, struct mdoc_node *n)
{
int i;
if (NULL == n->args)
- return(1);
+ return;
assert(n->args->argc);
for (i = 0; i < (int)n->args->argc; i++)
- if ( ! check_argv(m, n, &n->args->argv[i]))
- return(0);
-
- return(1);
+ check_argv(m, n, &n->args->argv[i]);
}
-
-static int
-check_argv(struct mdoc *m, const struct mdoc_node *n,
- const struct mdoc_argv *v)
+static void
+check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)
{
int i;
for (i = 0; i < (int)v->sz; i++)
- if ( ! check_text(m, v->line, v->pos, v->value[i]))
- return(0);
+ check_text(m, v->line, v->pos, v->value[i]);
- if (MDOC_Std == v->arg) {
- /* `Nm' name must be set. */
- if (v->sz || m->meta.name)
- return(1);
- return(mdoc_nerr(m, n, ENAME));
- }
+ /* FIXME: move to post_std(). */
- return(1);
+ if (MDOC_Std == v->arg)
+ if ( ! (v->sz || m->meta.name))
+ mdoc_nmsg(m, n, MANDOCERR_NONAME);
}
-
-static int
-check_text(struct mdoc *mdoc, int line, int pos, const char *p)
+static void
+check_text(struct mdoc *m, int ln, int pos, char *p)
{
int c;
+ size_t sz;
for ( ; *p; p++, pos++) {
+ sz = strcspn(p, "\t\\");
+ p += (int)sz;
+
+ if ('\0' == *p)
+ break;
+
+ pos += (int)sz;
+
if ('\t' == *p) {
- if ( ! (MDOC_LITERAL & mdoc->flags))
- if ( ! warn_print(mdoc, line, pos))
- return(0);
- } else if ( ! isprint((u_char)*p))
- if ( ! warn_print(mdoc, line, pos))
- return(0);
-
- if ('\\' != *p)
+ if ( ! (MDOC_LITERAL & m->flags))
+ mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB);
continue;
+ }
- c = mandoc_special(p);
- if (c) {
- p += c - 1;
- pos += c - 1;
+ if (0 == (c = mandoc_special(p))) {
+ mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);
continue;
}
- if ( ! (MDOC_IGN_ESCAPE & mdoc->pflags))
- return(mdoc_perr(mdoc, line, pos, EESCAPE));
- if ( ! mdoc_pwarn(mdoc, line, pos, EESCAPE))
- return(0);
- }
- return(1);
+ p += c - 1;
+ pos += c - 1;
+ }
}
-
-
-
static int
-check_parent(PRE_ARGS, int tok, enum mdoc_type t)
+check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t)
{
assert(n->parent);
(t == n->parent->type))
return(1);
- return(mdoc_verr(mdoc, n->line, n->pos, "require parent %s",
- MDOC_ROOT == t ? "<root>" : mdoc_macronames[tok]));
+ mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,
+ n->line, n->pos, "want parent %s",
+ MDOC_ROOT == t ? "<root>" :
+ mdoc_macronames[tok]);
+ return(0);
}
-
static int
pre_display(PRE_ARGS)
{
struct mdoc_node *node;
- /* Display elements (`Bd', `D1'...) cannot be nested. */
-
if (MDOC_BLOCK != n->type)
return(1);
- /* LINTED */
for (node = mdoc->last->parent; node; node = node->parent)
if (MDOC_BLOCK == node->type)
if (MDOC_Bd == node->tok)
break;
- if (NULL == node)
- return(1);
- return(mdoc_nerr(mdoc, n, ENESTDISP));
+ if (node)
+ mdoc_nmsg(mdoc, n, MANDOCERR_NESTEDDISP);
+
+ return(1);
}
static int
pre_bl(PRE_ARGS)
{
- int pos, type, width, offset;
-
- if (MDOC_BLOCK != n->type)
+ int i, comp, dup;
+ const char *offs, *width;
+ enum mdoc_list lt;
+ struct mdoc_node *np;
+
+ if (MDOC_BLOCK != n->type) {
+ if (ENDBODY_NOT != n->end) {
+ assert(n->pending);
+ np = n->pending->parent;
+ } else
+ np = n->parent;
+
+ assert(np);
+ assert(MDOC_BLOCK == np->type);
+ assert(MDOC_Bl == np->tok);
return(1);
- if (NULL == n->args)
- return(mdoc_nerr(mdoc, n, ELISTTYPE));
-
- /* Make sure that only one type of list is specified. */
+ }
- type = offset = width = -1;
+ /*
+ * First figure out which kind of list to use: bind ourselves to
+ * the first mentioned list type and warn about any remaining
+ * ones. If we find no list type, we default to LIST_item.
+ */
/* LINTED */
- for (pos = 0; pos < (int)n->args->argc; pos++)
- switch (n->args->argv[pos].arg) {
+ for (i = 0; n->args && i < (int)n->args->argc; i++) {
+ lt = LIST__NONE;
+ dup = comp = 0;
+ width = offs = NULL;
+ switch (n->args->argv[i].arg) {
+ /* Set list types. */
case (MDOC_Bullet):
- /* FALLTHROUGH */
+ lt = LIST_bullet;
+ break;
case (MDOC_Dash):
- /* FALLTHROUGH */
+ lt = LIST_dash;
+ break;
case (MDOC_Enum):
- /* FALLTHROUGH */
+ lt = LIST_enum;
+ break;
case (MDOC_Hyphen):
- /* FALLTHROUGH */
+ lt = LIST_hyphen;
+ break;
case (MDOC_Item):
- /* FALLTHROUGH */
+ lt = LIST_item;
+ break;
case (MDOC_Tag):
- /* FALLTHROUGH */
+ lt = LIST_tag;
+ break;
case (MDOC_Diag):
- /* FALLTHROUGH */
+ lt = LIST_diag;
+ break;
case (MDOC_Hang):
- /* FALLTHROUGH */
+ lt = LIST_hang;
+ break;
case (MDOC_Ohang):
- /* FALLTHROUGH */
+ lt = LIST_ohang;
+ break;
case (MDOC_Inset):
- /* FALLTHROUGH */
+ lt = LIST_inset;
+ break;
case (MDOC_Column):
- if (-1 != type)
- return(mdoc_nerr(mdoc, n, EMULTILIST));
- type = n->args->argv[pos].arg;
+ lt = LIST_column;
+ break;
+ /* Set list arguments. */
+ case (MDOC_Compact):
+ dup = n->norm->Bl.comp;
+ comp = 1;
break;
case (MDOC_Width):
- if (-1 != width)
- return(mdoc_nerr(mdoc, n, EARGREP));
- width = n->args->argv[pos].arg;
+ dup = (NULL != n->norm->Bl.width);
+ width = n->args->argv[i].value[0];
break;
case (MDOC_Offset):
- if (-1 != offset)
- return(mdoc_nerr(mdoc, n, EARGREP));
- offset = n->args->argv[pos].arg;
+ /* NB: this can be empty! */
+ if (n->args->argv[i].sz) {
+ offs = n->args->argv[i].value[0];
+ dup = (NULL != n->norm->Bl.offs);
+ break;
+ }
+ mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
break;
default:
- break;
+ continue;
+ }
+
+ /* Check: duplicate auxiliary arguments. */
+
+ if (dup)
+ mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
+
+ if (comp && ! dup)
+ n->norm->Bl.comp = comp;
+ if (offs && ! dup)
+ n->norm->Bl.offs = offs;
+ if (width && ! dup)
+ n->norm->Bl.width = width;
+
+ /* Check: multiple list types. */
+
+ if (LIST__NONE != lt && n->norm->Bl.type != LIST__NONE)
+ mdoc_nmsg(mdoc, n, MANDOCERR_LISTREP);
+
+ /* Assign list type. */
+
+ if (LIST__NONE != lt && n->norm->Bl.type == LIST__NONE) {
+ n->norm->Bl.type = lt;
+ /* Set column information, too. */
+ if (LIST_column == lt) {
+ n->norm->Bl.ncols =
+ n->args->argv[i].sz;
+ n->norm->Bl.cols = (const char **)
+ n->args->argv[i].value;
+ }
}
- if (-1 == type)
- return(mdoc_nerr(mdoc, n, ELISTTYPE));
+ /* The list type should come first. */
+
+ if (n->norm->Bl.type == LIST__NONE)
+ if (n->norm->Bl.width ||
+ n->norm->Bl.offs ||
+ n->norm->Bl.comp)
+ mdoc_nmsg(mdoc, n, MANDOCERR_LISTFIRST);
+
+ continue;
+ }
+
+ /* Allow lists to default to LIST_item. */
+
+ if (LIST__NONE == n->norm->Bl.type) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_LISTTYPE);
+ n->norm->Bl.type = LIST_item;
+ }
/*
* Validate the width field. Some list types don't need width
* and must also be warned.
*/
- switch (type) {
- case (MDOC_Tag):
- if (-1 == width && ! mdoc_nwarn(mdoc, n, EMISSWIDTH))
- return(0);
+ switch (n->norm->Bl.type) {
+ case (LIST_tag):
+ if (n->norm->Bl.width)
+ break;
+ mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);
break;
- case (MDOC_Column):
+ case (LIST_column):
/* FALLTHROUGH */
- case (MDOC_Diag):
+ case (LIST_diag):
/* FALLTHROUGH */
- case (MDOC_Inset):
+ case (LIST_ohang):
/* FALLTHROUGH */
- case (MDOC_Item):
- if (-1 != width && ! mdoc_nwarn(mdoc, n, ENOWIDTH))
- return(0);
+ case (LIST_inset):
+ /* FALLTHROUGH */
+ case (LIST_item):
+ if (n->norm->Bl.width)
+ mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
break;
default:
break;
static int
pre_bd(PRE_ARGS)
{
- int i, type, err;
-
- if (MDOC_BLOCK != n->type)
+ int i, dup, comp;
+ enum mdoc_disp dt;
+ const char *offs;
+ struct mdoc_node *np;
+
+ if (MDOC_BLOCK != n->type) {
+ if (ENDBODY_NOT != n->end) {
+ assert(n->pending);
+ np = n->pending->parent;
+ } else
+ np = n->parent;
+
+ assert(np);
+ assert(MDOC_BLOCK == np->type);
+ assert(MDOC_Bd == np->tok);
return(1);
- if (NULL == n->args)
- return(mdoc_nerr(mdoc, n, EDISPTYPE));
-
- /* Make sure that only one type of display is specified. */
+ }
/* LINTED */
- for (i = 0, err = type = 0; ! err &&
- i < (int)n->args->argc; i++)
+ for (i = 0; n->args && i < (int)n->args->argc; i++) {
+ dt = DISP__NONE;
+ dup = comp = 0;
+ offs = NULL;
+
switch (n->args->argv[i].arg) {
+ case (MDOC_Centred):
+ dt = DISP_centred;
+ break;
case (MDOC_Ragged):
- /* FALLTHROUGH */
+ dt = DISP_ragged;
+ break;
case (MDOC_Unfilled):
- /* FALLTHROUGH */
+ dt = DISP_unfilled;
+ break;
case (MDOC_Filled):
- /* FALLTHROUGH */
+ dt = DISP_filled;
+ break;
case (MDOC_Literal):
- /* FALLTHROUGH */
+ dt = DISP_literal;
+ break;
case (MDOC_File):
- if (0 == type++)
+ mdoc_nmsg(mdoc, n, MANDOCERR_BADDISP);
+ return(0);
+ case (MDOC_Offset):
+ /* NB: this can be empty! */
+ if (n->args->argv[i].sz) {
+ offs = n->args->argv[i].value[0];
+ dup = (NULL != n->norm->Bd.offs);
break;
- return(mdoc_nerr(mdoc, n, EMULTIDISP));
- default:
+ }
+ mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);
break;
+ case (MDOC_Compact):
+ comp = 1;
+ dup = n->norm->Bd.comp;
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
}
- if (type)
- return(1);
- return(mdoc_nerr(mdoc, n, EDISPTYPE));
+ /* Check whether we have duplicates. */
+
+ if (dup)
+ mdoc_nmsg(mdoc, n, MANDOCERR_ARGVREP);
+
+ /* Make our auxiliary assignments. */
+
+ if (offs && ! dup)
+ n->norm->Bd.offs = offs;
+ if (comp && ! dup)
+ n->norm->Bd.comp = comp;
+
+ /* Check whether a type has already been assigned. */
+
+ if (DISP__NONE != dt && n->norm->Bd.type != DISP__NONE)
+ mdoc_nmsg(mdoc, n, MANDOCERR_DISPREP);
+
+ /* Make our type assignment. */
+
+ if (DISP__NONE != dt && n->norm->Bd.type == DISP__NONE)
+ n->norm->Bd.type = dt;
+ }
+
+ if (DISP__NONE == n->norm->Bd.type) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_DISPTYPE);
+ n->norm->Bd.type = DISP_ragged;
+ }
+
+ return(1);
}
if (MDOC_BLOCK != n->type)
return(1);
- return(check_parent(mdoc, n, -1, MDOC_ROOT));
+
+ mdoc->regs->regs[(int)REG_nS].set = 0;
+ return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));
}
if (MDOC_BLOCK != n->type)
return(1);
+
return(check_parent(mdoc, n, MDOC_Bl, MDOC_BODY));
}
static int
pre_an(PRE_ARGS)
{
+ int i;
- if (NULL == n->args || 1 == n->args->argc)
+ if (NULL == n->args)
return(1);
- return(mdoc_verr(mdoc, n->line, n->pos,
- "only 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));
-}
-
+
+ for (i = 1; i < (int)n->args->argc; i++)
+ mdoc_pmsg(mdoc, n->args->argv[i].line,
+ n->args->argv[i].pos, MANDOCERR_IGNARGV);
-static int
-pre_ex(PRE_ARGS)
-{
+ if (MDOC_Split == n->args->argv[0].arg)
+ n->norm->An.auth = AUTH_split;
+ else if (MDOC_Nosplit == n->args->argv[0].arg)
+ n->norm->An.auth = AUTH_nosplit;
+ else
+ abort();
- if ( ! check_msec(mdoc, n, 1, 6, 8, 0))
- return(0);
- return(check_stdarg(mdoc, n));
+ return(1);
}
-
static int
-pre_er(PRE_ARGS)
+pre_std(PRE_ARGS)
{
- return(check_msec(mdoc, n, 2, 3, 9, 0));
-}
-
-
-static int
-pre_cd(PRE_ARGS)
-{
+ if (n->args && 1 == n->args->argc)
+ if (MDOC_Std == n->args->argv[0].arg)
+ return(1);
- return(check_msec(mdoc, n, 4, 0));
+ mdoc_nmsg(mdoc, n, MANDOCERR_NOARGV);
+ return(1);
}
-
static int
pre_dt(PRE_ARGS)
{
if (0 == mdoc->meta.date || mdoc->meta.os)
- if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
+
if (mdoc->meta.title)
- if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
+
return(1);
}
-
static int
pre_os(PRE_ARGS)
{
if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
- if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
+
if (mdoc->meta.os)
- if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
+
return(1);
}
-
static int
pre_dd(PRE_ARGS)
{
if (mdoc->meta.title || mdoc->meta.os)
- if ( ! mdoc_nwarn(mdoc, n, EPROLOOO))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
+
if (mdoc->meta.date)
- if ( ! mdoc_nwarn(mdoc, n, EPROLREP))
- return(0);
+ mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGREP);
+
return(1);
}
static int
post_bf(POST_ARGS)
{
- char *p;
- struct mdoc_node *head;
+ struct mdoc_node *np;
+ enum mdocargt arg;
- if (MDOC_BLOCK != mdoc->last->type)
+ /*
+ * Unlike other data pointers, these are "housed" by the HEAD
+ * element, which contains the goods.
+ */
+
+ if (MDOC_HEAD != mdoc->last->type) {
+ if (ENDBODY_NOT != mdoc->last->end) {
+ assert(mdoc->last->pending);
+ np = mdoc->last->pending->parent->head;
+ } else if (MDOC_BLOCK != mdoc->last->type) {
+ np = mdoc->last->parent->head;
+ } else
+ np = mdoc->last->head;
+
+ assert(np);
+ assert(MDOC_HEAD == np->type);
+ assert(MDOC_Bf == np->tok);
return(1);
+ }
- head = mdoc->last->head;
+ np = mdoc->last;
+ assert(MDOC_BLOCK == np->parent->type);
+ assert(MDOC_Bf == np->parent->tok);
- if (mdoc->last->args && head->child)
- return(mdoc_nerr(mdoc, mdoc->last, ELINE));
- else if (mdoc->last->args)
+ /*
+ * Cannot have both argument and parameter.
+ * If neither is specified, let it through with a warning.
+ */
+
+ if (np->parent->args && np->child) {
+ mdoc_nmsg(mdoc, np, MANDOCERR_SYNTARGVCOUNT);
+ return(0);
+ } else if (NULL == np->parent->args && NULL == np->child) {
+ mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
return(1);
+ }
- if (NULL == head->child || MDOC_TEXT != head->child->type)
- return(mdoc_nerr(mdoc, mdoc->last, ELINE));
+ /* Extract argument into data. */
+
+ if (np->parent->args) {
+ arg = np->parent->args->argv[0].arg;
+ if (MDOC_Emphasis == arg)
+ np->norm->Bf.font = FONT_Em;
+ else if (MDOC_Literal == arg)
+ np->norm->Bf.font = FONT_Li;
+ else if (MDOC_Symbolic == arg)
+ np->norm->Bf.font = FONT_Sy;
+ else
+ abort();
+ return(1);
+ }
- p = head->child->string;
+ /* Extract parameter into data. */
- if (0 == strcmp(p, "Em"))
- return(1);
- else if (0 == strcmp(p, "Li"))
- return(1);
- else if (0 == strcmp(p, "Sy"))
- return(1);
+ if (0 == strcmp(np->child->string, "Em"))
+ np->norm->Bf.font = FONT_Em;
+ else if (0 == strcmp(np->child->string, "Li"))
+ np->norm->Bf.font = FONT_Li;
+ else if (0 == strcmp(np->child->string, "Sy"))
+ np->norm->Bf.font = FONT_Sy;
+ else
+ mdoc_nmsg(mdoc, np, MANDOCERR_FONTTYPE);
- return(mdoc_nerr(mdoc, head, EFONT));
+ return(1);
}
-
static int
post_lb(POST_ARGS)
{
+ const char *p;
+ char *buf;
+ size_t sz;
+
+ assert(mdoc->last->child);
+ assert(MDOC_TEXT == mdoc->last->child->type);
+
+ p = mdoc_a2lib(mdoc->last->child->string);
- if (mdoc_a2lib(mdoc->last->child->string))
+ /* If lookup ok, replace with table value. */
+
+ if (p) {
+ free(mdoc->last->child->string);
+ mdoc->last->child->string = mandoc_strdup(p);
return(1);
- return(mdoc_nwarn(mdoc, mdoc->last, ELIB));
-}
+ }
+
+ /* If not, use "library ``xxxx''. */
+ sz = strlen(mdoc->last->child->string) +
+ 2 + strlen("\\(lqlibrary\\(rq");
+ buf = mandoc_malloc(sz);
+ snprintf(buf, sz, "library \\(lq%s\\(rq",
+ mdoc->last->child->string);
+ free(mdoc->last->child->string);
+ mdoc->last->child->string = buf;
+ return(1);
+}
static int
-post_nm(POST_ARGS)
+post_eoln(POST_ARGS)
{
if (mdoc->last->child)
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
+ return(1);
+}
+
+
+static int
+post_vt(POST_ARGS)
+{
+ const struct mdoc_node *n;
+
+ /*
+ * The Vt macro comes in both ELEM and BLOCK form, both of which
+ * have different syntaxes (yet more context-sensitive
+ * behaviour). ELEM types must have a child; BLOCK types,
+ * specifically the BODY, should only have TEXT children.
+ */
+
+ if (MDOC_ELEM == mdoc->last->type)
+ return(eerr_ge1(mdoc));
+ if (MDOC_BODY != mdoc->last->type)
return(1);
- if (mdoc->meta.name)
- return(1);
- return(mdoc_nerr(mdoc, mdoc->last, ENAME));
+
+ for (n = mdoc->last->child; n; n = n->next)
+ if (MDOC_TEXT != n->type)
+ mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
+
+ return(1);
}
static int
-post_at(POST_ARGS)
+post_nm(POST_ARGS)
{
+ char buf[BUFSIZ];
- if (NULL == mdoc->last->child)
+ /* If no child specified, make sure we have the meta name. */
+
+ if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);
return(1);
- if (MDOC_TEXT != mdoc->last->child->type)
- return(mdoc_nerr(mdoc, mdoc->last, EATT));
- if (mdoc_a2att(mdoc->last->child->string))
+ } else if (mdoc->meta.name)
return(1);
- return(mdoc_nerr(mdoc, mdoc->last, EATT));
+
+ /* If no meta name, set it from the child. */
+
+ if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
+ return(0);
+
+ mdoc->meta.name = mandoc_strdup(buf);
+
+ return(1);
}
+static int
+post_literal(POST_ARGS)
+{
+
+ /*
+ * The `Dl' (note "el" not "one") and `Bd' macros unset the
+ * MDOC_LITERAL flag as they leave. Note that `Bd' only sets
+ * this in literal mode, but it doesn't hurt to just switch it
+ * off in general since displays can't be nested.
+ */
+
+ if (MDOC_BODY == mdoc->last->type)
+ mdoc->flags &= ~MDOC_LITERAL;
+
+ return(1);
+}
static int
-post_an(POST_ARGS)
+post_defaults(POST_ARGS)
{
+ struct mdoc_node *nn;
- if (mdoc->last->args) {
- if (NULL == mdoc->last->child)
- return(1);
- return(mdoc_nerr(mdoc, mdoc->last, ELINE));
- }
+ /*
+ * The `Ar' defaults to "file ..." if no value is provided as an
+ * argument; the `Mt' and `Pa' macros use "~"; the `Li' just
+ * gets an empty string.
+ */
if (mdoc->last->child)
return(1);
- return(mdoc_nerr(mdoc, mdoc->last, ELINE));
+
+ nn = mdoc->last;
+ mdoc->next = MDOC_NEXT_CHILD;
+
+ switch (nn->tok) {
+ case (MDOC_Ar):
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "file"))
+ return(0);
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "..."))
+ return(0);
+ break;
+ case (MDOC_At):
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "AT&T"))
+ return(0);
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "UNIX"))
+ return(0);
+ break;
+ case (MDOC_Li):
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, ""))
+ return(0);
+ break;
+ case (MDOC_Pa):
+ /* FALLTHROUGH */
+ case (MDOC_Mt):
+ if ( ! mdoc_word_alloc(mdoc, nn->line, nn->pos, "~"))
+ return(0);
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ mdoc->last = nn;
+ return(1);
}
+static int
+post_at(POST_ARGS)
+{
+ const char *p, *q;
+ char *buf;
+ size_t sz;
+
+ /*
+ * If we have a child, look it up in the standard keys. If a
+ * key exist, use that instead of the child; if it doesn't,
+ * prefix "AT&T UNIX " to the existing data.
+ */
+
+ if (NULL == mdoc->last->child)
+ return(1);
+
+ assert(MDOC_TEXT == mdoc->last->child->type);
+ p = mdoc_a2att(mdoc->last->child->string);
+
+ if (p) {
+ free(mdoc->last->child->string);
+ mdoc->last->child->string = mandoc_strdup(p);
+ } else {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
+ p = "AT&T UNIX ";
+ q = mdoc->last->child->string;
+ sz = strlen(p) + strlen(q) + 1;
+ buf = mandoc_malloc(sz);
+ strlcpy(buf, p, sz);
+ strlcat(buf, q, sz);
+ free(mdoc->last->child->string);
+ mdoc->last->child->string = buf;
+ }
+
+ return(1);
+}
static int
-post_args(POST_ARGS)
+post_an(POST_ARGS)
{
+ struct mdoc_node *np;
- if (mdoc->last->args)
+ np = mdoc->last;
+ if (AUTH__NONE != np->norm->An.auth && np->child)
+ return(eerr_eq0(mdoc));
+
+ /*
+ * FIXME: make this ewarn and make sure that the front-ends
+ * don't print the arguments.
+ */
+ if (AUTH__NONE != np->norm->An.auth || np->child)
return(1);
- return(mdoc_nerr(mdoc, mdoc->last, ELINE));
+
+ mdoc_nmsg(mdoc, np, MANDOCERR_NOARGS);
+ return(1);
}
static int
post_it(POST_ARGS)
{
- int type, i, cols;
+ int i, cols, rc;
+ enum mdoc_list lt;
struct mdoc_node *n, *c;
+ enum mandocerr er;
if (MDOC_BLOCK != mdoc->last->type)
return(1);
n = mdoc->last->parent->parent;
- if (NULL == n->args)
- return(mdoc_nerr(mdoc, mdoc->last, ELISTTYPE));
+ lt = n->norm->Bl.type;
- /* Some types require block-head, some not. */
+ if (LIST__NONE == lt) {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_LISTTYPE);
+ return(1);
+ }
- /* LINTED */
- for (cols = type = -1, i = 0; -1 == type &&
- i < (int)n->args->argc; i++)
- switch (n->args->argv[i].arg) {
- case (MDOC_Tag):
- /* FALLTHROUGH */
- case (MDOC_Diag):
- /* FALLTHROUGH */
- case (MDOC_Hang):
- /* FALLTHROUGH */
- case (MDOC_Ohang):
- /* FALLTHROUGH */
- case (MDOC_Inset):
- /* FALLTHROUGH */
- case (MDOC_Bullet):
- /* FALLTHROUGH */
- case (MDOC_Dash):
- /* FALLTHROUGH */
- case (MDOC_Enum):
- /* FALLTHROUGH */
- case (MDOC_Hyphen):
- /* FALLTHROUGH */
- case (MDOC_Item):
- type = n->args->argv[i].arg;
- break;
- case (MDOC_Column):
- type = n->args->argv[i].arg;
- cols = (int)n->args->argv[i].sz;
- break;
- default:
+ switch (lt) {
+ case (LIST_tag):
+ if (mdoc->last->head->child)
break;
- }
-
- if (-1 == type)
- return(mdoc_nerr(mdoc, mdoc->last, ELISTTYPE));
-
- switch (type) {
- case (MDOC_Tag):
- if (NULL == mdoc->last->head->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
- return(0);
+ /* FIXME: give this a dummy value. */
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
break;
- case (MDOC_Hang):
+ case (LIST_hang):
/* FALLTHROUGH */
- case (MDOC_Ohang):
+ case (LIST_ohang):
/* FALLTHROUGH */
- case (MDOC_Inset):
+ case (LIST_inset):
/* FALLTHROUGH */
- case (MDOC_Diag):
+ case (LIST_diag):
if (NULL == mdoc->last->head->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
- return(0);
- if (NULL == mdoc->last->body->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, EMULTILINE))
- return(0);
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOARGS);
break;
- case (MDOC_Bullet):
+ case (LIST_bullet):
/* FALLTHROUGH */
- case (MDOC_Dash):
+ case (LIST_dash):
/* FALLTHROUGH */
- case (MDOC_Enum):
+ case (LIST_enum):
/* FALLTHROUGH */
- case (MDOC_Hyphen):
+ case (LIST_hyphen):
+ if (NULL == mdoc->last->body->child)
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
/* FALLTHROUGH */
- case (MDOC_Item):
+ case (LIST_item):
if (mdoc->last->head->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ENOLINE))
- return(0);
- if (NULL == mdoc->last->body->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, EMULTILINE))
- return(0);
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_ARGSLOST);
break;
- case (MDOC_Column):
- if (NULL == mdoc->last->head->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ELINE))
- return(0);
- if (mdoc->last->body->child)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ENOMULTILINE))
- return(0);
- c = mdoc->last->child;
- for (i = 0; c && MDOC_HEAD == c->type; c = c->next)
- i++;
- if (i == cols)
+ case (LIST_column):
+ cols = (int)n->norm->Bl.ncols;
+
+ assert(NULL == mdoc->last->head->child);
+
+ if (NULL == mdoc->last->body->child)
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NOBODY);
+
+ for (i = 0, c = mdoc->last->child; c; c = c->next)
+ if (MDOC_BODY == c->type)
+ i++;
+
+ if (i < cols)
+ er = MANDOCERR_ARGCOUNT;
+ else if (i == cols || i == cols + 1)
break;
- return(mdoc_verr(mdoc, mdoc->last->line, mdoc->last->pos,
- "column mismatch (have %d, want %d)",
- i, cols));
+ else
+ er = MANDOCERR_SYNTARGCOUNT;
+
+ rc = mdoc_vmsg(mdoc, er,
+ mdoc->last->line, mdoc->last->pos,
+ "columns == %d (have %d)", cols, i);
+ return(rc);
default:
break;
}
return(1);
}
-
static int
-post_bl_head(POST_ARGS)
+post_bl_block(POST_ARGS)
{
- int i;
- const struct mdoc_node *n;
+ struct mdoc_node *n;
- n = mdoc->last->parent;
- assert(n->args);
+ /*
+ * These are fairly complicated, so we've broken them into two
+ * functions. post_bl_block_tag() is called when a -tag is
+ * specified, but no -width (it must be guessed). The second
+ * when a -width is specified (macro indicators must be
+ * rewritten into real lengths).
+ */
- for (i = 0; i < (int)n->args->argc; i++)
- if (n->args->argv[i].arg == MDOC_Column)
- break;
+ n = mdoc->last;
- if (i == (int)n->args->argc)
+ if (LIST_tag == n->norm->Bl.type &&
+ NULL == n->norm->Bl.width) {
+ if ( ! post_bl_block_tag(mdoc))
+ return(0);
+ } else if (NULL != n->norm->Bl.width) {
+ if ( ! post_bl_block_width(mdoc))
+ return(0);
+ } else
return(1);
- if (n->args->argv[i].sz && mdoc->last->child)
- return(mdoc_nerr(mdoc, n, ECOLMIS));
-
+ assert(n->norm->Bl.width);
return(1);
}
-
static int
-post_bl(POST_ARGS)
+post_bl_block_width(POST_ARGS)
{
- struct mdoc_node *n;
+ size_t width;
+ int i;
+ enum mdoct tok;
+ struct mdoc_node *n;
+ char buf[NUMSIZ];
- if (MDOC_HEAD == mdoc->last->type)
- return(post_bl_head(mdoc));
- if (MDOC_BODY != mdoc->last->type)
+ n = mdoc->last;
+
+ /*
+ * Calculate the real width of a list from the -width string,
+ * which may contain a macro (with a known default width), a
+ * literal string, or a scaling width.
+ *
+ * If the value to -width is a macro, then we re-write it to be
+ * the macro's width as set in share/tmac/mdoc/doc-common.
+ */
+
+ if (0 == strcmp(n->norm->Bl.width, "Ds"))
+ width = 6;
+ else if (MDOC_MAX == (tok = mdoc_hash_find(n->norm->Bl.width)))
return(1);
- if (NULL == mdoc->last->child)
+ else if (0 == (width = mdoc_macro2len(tok))) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_BADWIDTH);
return(1);
-
- /* LINTED */
- for (n = mdoc->last->child; n; n = n->next) {
- if (MDOC_BLOCK == n->type)
- if (MDOC_It == n->tok)
- continue;
- return(mdoc_verr(mdoc, n->line, n->pos,
- "bad child of parent %s",
- mdoc_macronames[mdoc->last->tok]));
}
- return(1);
-}
+ /* The value already exists: free and reallocate it. */
+ assert(n->args);
-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)
+ for (i = 0; i < (int)n->args->argc; i++)
+ if (MDOC_Width == n->args->argv[i].arg)
break;
- if (0 == strcmp(n->string, "on"))
- continue;
- if (0 == strcmp(n->string, "off"))
- continue;
- break;
- }
-
- if (NULL == n)
- return(1);
- return(mdoc_nerr(mdoc, n, EBOOL));
-}
-
-
-static int
-post_root(POST_ARGS)
-{
- if (NULL == mdoc->first->child)
- return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
- if ( ! (MDOC_PBODY & mdoc->flags))
- return(mdoc_nerr(mdoc, mdoc->first, ENOPROLOGUE));
+ assert(i < (int)n->args->argc);
- if (MDOC_BLOCK != mdoc->first->child->type)
- return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
- if (MDOC_Sh != mdoc->first->child->tok)
- return(mdoc_nerr(mdoc, mdoc->first, ENODAT));
+ snprintf(buf, NUMSIZ, "%zun", width);
+ free(n->args->argv[i].value[0]);
+ n->args->argv[i].value[0] = mandoc_strdup(buf);
+ /* Set our width! */
+ n->norm->Bl.width = n->args->argv[i].value[0];
return(1);
}
-
static int
-post_sp(POST_ARGS)
+post_bl_block_tag(POST_ARGS)
{
- long lval;
- char *ep, *buf;
+ struct mdoc_node *n, *nn;
+ size_t sz, ssz;
+ int i;
+ char buf[NUMSIZ];
- if (NULL == mdoc->last->child)
- return(1);
- else if ( ! eerr_eq1(mdoc))
- return(0);
+ /*
+ * Calculate the -width for a `Bl -tag' list if it hasn't been
+ * provided. Uses the first head macro. NOTE AGAIN: this is
+ * ONLY if the -width argument has NOT been provided. See
+ * post_bl_block_width() for converting the -width string.
+ */
- assert(MDOC_TEXT == mdoc->last->child->type);
- buf = mdoc->last->child->string;
- assert(buf);
-
- /* From OpenBSD's strtol(3). */
- errno = 0;
- lval = strtol(buf, &ep, 10);
- if (buf[0] == '\0' || *ep != '\0')
- return(mdoc_nerr(mdoc, mdoc->last->child, ENUMFMT));
+ sz = 10;
+ n = mdoc->last;
- if ((errno == ERANGE && (lval == LONG_MAX || lval == LONG_MIN)) ||
- (lval > INT_MAX || lval < 0))
- return(mdoc_nerr(mdoc, mdoc->last->child, ENUMFMT));
+ for (nn = n->body->child; nn; nn = nn->next) {
+ if (MDOC_It != nn->tok)
+ continue;
- return(1);
-}
+ assert(MDOC_BLOCK == nn->type);
+ nn = nn->head->child;
+ if (nn == NULL)
+ break;
+ if (MDOC_TEXT == nn->type) {
+ sz = strlen(nn->string) + 1;
+ break;
+ }
+ if (0 != (ssz = mdoc_macro2len(nn->tok)))
+ sz = ssz;
-static int
-post_st(POST_ARGS)
-{
+ break;
+ }
- if (mdoc_a2st(mdoc->last->child->string))
- return(1);
- return(mdoc_nerr(mdoc, mdoc->last, EBADSTAND));
-}
+ /* Defaults to ten ens. */
+ snprintf(buf, NUMSIZ, "%zun", sz);
-static int
-post_sh(POST_ARGS)
-{
+ /*
+ * We have to dynamically add this to the macro's argument list.
+ * We're guaranteed that a MDOC_Width doesn't already exist.
+ */
- if (MDOC_HEAD == mdoc->last->type)
- return(post_sh_head(mdoc));
- if (MDOC_BODY == mdoc->last->type)
- return(post_sh_body(mdoc));
+ assert(n->args);
+ i = (int)(n->args->argc)++;
+ n->args->argv = mandoc_realloc(n->args->argv,
+ n->args->argc * sizeof(struct mdoc_argv));
+
+ n->args->argv[i].arg = MDOC_Width;
+ n->args->argv[i].line = n->line;
+ n->args->argv[i].pos = n->pos;
+ n->args->argv[i].sz = 1;
+ n->args->argv[i].value = mandoc_malloc(sizeof(char *));
+ n->args->argv[i].value[0] = mandoc_strdup(buf);
+
+ /* Set our width! */
+ n->norm->Bl.width = n->args->argv[i].value[0];
return(1);
}
static int
-post_sh_body(POST_ARGS)
+post_bl_head(POST_ARGS)
{
- struct mdoc_node *n;
+ struct mdoc_node *np, *nn, *nnp;
+ int i, j;
- if (SEC_NAME != mdoc->lastsec)
- return(1);
+ if (LIST_column != mdoc->last->norm->Bl.type)
+ /* FIXME: this should be ERROR class... */
+ return(hwarn_eq0(mdoc));
/*
- * 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".
+ * Convert old-style lists, where the column width specifiers
+ * trail as macro parameters, to the new-style ("normal-form")
+ * lists where they're argument values following -column.
*/
- if (NULL == (n = mdoc->last->child))
- return(mdoc_nwarn(mdoc, mdoc->last, ENAMESECINC));
+ /* First, disallow both types and allow normal-form. */
- 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, mdoc->last, ENAMESECINC))
- return(0);
- }
+ /*
+ * TODO: technically, we can accept both and just merge the two
+ * lists, but I'll leave that for another day.
+ */
- if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
+ if (mdoc->last->norm->Bl.ncols && mdoc->last->nchild) {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_COLUMNS);
+ return(0);
+ } else if (NULL == mdoc->last->child)
return(1);
- return(mdoc_nwarn(mdoc, mdoc->last, ENAMESECINC));
-}
+ np = mdoc->last->parent;
+ assert(np->args);
-static int
-post_sh_head(POST_ARGS)
-{
- char buf[64];
- enum mdoc_sec sec;
- const struct mdoc_node *n;
+ for (j = 0; j < (int)np->args->argc; j++)
+ if (MDOC_Column == np->args->argv[j].arg)
+ break;
+
+ assert(j < (int)np->args->argc);
+ assert(0 == np->args->argv[j].sz);
/*
- * 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.
+ * Accomodate for new-style groff column syntax. Shuffle the
+ * child nodes, all of which must be TEXT, as arguments for the
+ * column field. Then, delete the head children.
*/
- buf[0] = 0;
+ np->args->argv[j].sz = (size_t)mdoc->last->nchild;
+ np->args->argv[j].value = mandoc_malloc
+ ((size_t)mdoc->last->nchild * sizeof(char *));
- for (n = mdoc->last->child; n; n = n->next) {
- /* XXX - copied from compact(). */
- assert(MDOC_TEXT == n->type);
+ mdoc->last->norm->Bl.ncols = np->args->argv[j].sz;
+ mdoc->last->norm->Bl.cols = (const char **)np->args->argv[j].value;
- if (strlcat(buf, n->string, 64) >= 64)
- return(mdoc_nerr(mdoc, n, ETOOLONG));
- if (NULL == n->next)
+ for (i = 0, nn = mdoc->last->child; nn; i++) {
+ np->args->argv[j].value[i] = nn->string;
+ nn->string = NULL;
+ nnp = nn;
+ nn = nn->next;
+ mdoc_node_delete(NULL, nnp);
+ }
+
+ mdoc->last->nchild = 0;
+ mdoc->last->child = NULL;
+
+ return(1);
+}
+
+static int
+post_bl(POST_ARGS)
+{
+ struct mdoc_node *n;
+
+ if (MDOC_HEAD == mdoc->last->type)
+ return(post_bl_head(mdoc));
+ if (MDOC_BLOCK == mdoc->last->type)
+ return(post_bl_block(mdoc));
+ if (MDOC_BODY != mdoc->last->type)
+ return(1);
+
+ for (n = mdoc->last->child; n; n = n->next) {
+ switch (n->tok) {
+ case (MDOC_Lp):
+ /* FALLTHROUGH */
+ case (MDOC_Pp):
+ mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);
+ /* FALLTHROUGH */
+ case (MDOC_It):
+ /* FALLTHROUGH */
+ case (MDOC_Sm):
continue;
- if (strlcat(buf, " ", 64) >= 64)
- return(mdoc_nerr(mdoc, n, ETOOLONG));
+ default:
+ break;
+ }
+
+ mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);
+ return(0);
}
- sec = mdoc_atosec(buf);
+ return(1);
+}
- /*
- * Check: NAME should always be first, CUSTOM has no roles,
- * non-CUSTOM has a conventional order to be followed.
+static int
+ebool(struct mdoc *mdoc)
+{
+
+ if (NULL == mdoc->last->child)
+ return(1);
+
+ assert(MDOC_TEXT == mdoc->last->child->type);
+
+ if (0 == strcmp(mdoc->last->child->string, "on"))
+ return(1);
+ if (0 == strcmp(mdoc->last->child->string, "off"))
+ return(1);
+
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADBOOL);
+ return(1);
+}
+
+static int
+post_root(POST_ARGS)
+{
+ int erc;
+ struct mdoc_node *n;
+
+ erc = 0;
+
+ /* Check that we have a finished prologue. */
+
+ if ( ! (MDOC_PBODY & mdoc->flags)) {
+ erc++;
+ mdoc_nmsg(mdoc, mdoc->first, MANDOCERR_NODOCPROLOG);
+ }
+
+ n = mdoc->first;
+ assert(n);
+
+ /* Check that we begin with a proper `Sh'. */
+
+ if (NULL == n->child) {
+ erc++;
+ mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
+ } else if (MDOC_BLOCK != n->child->type ||
+ MDOC_Sh != n->child->tok) {
+ erc++;
+ /* Can this be lifted? See rxdebug.1 for example. */
+ mdoc_nmsg(mdoc, n, MANDOCERR_NODOCBODY);
+ }
+
+ return(erc ? 0 : 1);
+}
+
+static int
+post_st(POST_ARGS)
+{
+ const char *p;
+
+ assert(MDOC_TEXT == mdoc->last->child->type);
+
+ p = mdoc_a2st(mdoc->last->child->string);
+
+ if (p == NULL) {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADSTANDARD);
+ mdoc_node_delete(mdoc, mdoc->last);
+ } else {
+ free(mdoc->last->child->string);
+ mdoc->last->child->string = mandoc_strdup(p);
+ }
+
+ return(1);
+}
+
+static int
+post_rs(POST_ARGS)
+{
+ struct mdoc_node *nn, *next, *prev;
+ int i, j;
+
+ if (MDOC_BODY != mdoc->last->type)
+ return(1);
+
+ /*
+ * Make sure only certain types of nodes are allowed within the
+ * the `Rs' body. Delete offending nodes and raise a warning.
+ * Do this before re-ordering for the sake of clarity.
+ */
+
+ next = NULL;
+ for (nn = mdoc->last->child; nn; nn = next) {
+ for (i = 0; i < RSORD_MAX; i++)
+ if (nn->tok == rsord[i])
+ break;
+
+ if (i < RSORD_MAX) {
+ if (MDOC__J == rsord[i])
+ mdoc->last->norm->Rs.child_J = nn;
+ next = nn->next;
+ continue;
+ }
+
+ next = nn->next;
+ mdoc_nmsg(mdoc, nn, MANDOCERR_CHILD);
+ mdoc_node_delete(mdoc, nn);
+ }
+
+ /*
+ * The full `Rs' block needs special handling to order the
+ * sub-elements according to `rsord'. Pick through each element
+ * and correctly order it. This is a insertion sort.
*/
+ next = NULL;
+ for (nn = mdoc->last->child->next; nn; nn = next) {
+ /* Determine order of `nn'. */
+ for (i = 0; i < RSORD_MAX; i++)
+ if (rsord[i] == nn->tok)
+ break;
+
+ /*
+ * Remove `nn' from the chain. This somewhat
+ * repeats mdoc_node_unlink(), but since we're
+ * just re-ordering, there's no need for the
+ * full unlink process.
+ */
+
+ if (NULL != (next = nn->next))
+ next->prev = nn->prev;
+
+ if (NULL != (prev = nn->prev))
+ prev->next = nn->next;
+
+ nn->prev = nn->next = NULL;
+
+ /*
+ * Scan back until we reach a node that's
+ * ordered before `nn'.
+ */
+
+ for ( ; prev ; prev = prev->prev) {
+ /* Determine order of `prev'. */
+ for (j = 0; j < RSORD_MAX; j++)
+ if (rsord[j] == prev->tok)
+ break;
+
+ if (j <= i)
+ break;
+ }
+
+ /*
+ * Set `nn' back into its correct place in front
+ * of the `prev' node.
+ */
+
+ nn->prev = prev;
+
+ if (prev) {
+ if (prev->next)
+ prev->next->prev = nn;
+ nn->next = prev->next;
+ prev->next = nn;
+ } else {
+ mdoc->last->child->prev = nn;
+ nn->next = mdoc->last->child;
+ mdoc->last->child = nn;
+ }
+ }
+
+ return(1);
+}
+
+static int
+post_sh(POST_ARGS)
+{
+
+ if (MDOC_HEAD == mdoc->last->type)
+ return(post_sh_head(mdoc));
+ if (MDOC_BODY == mdoc->last->type)
+ return(post_sh_body(mdoc));
+
+ return(1);
+}
+
+static int
+post_sh_body(POST_ARGS)
+{
+ struct mdoc_node *n;
+
+ if (SEC_NAME != mdoc->lastsec)
+ return(1);
+
+ /*
+ * Warn if the NAME section doesn't contain the `Nm' and `Nd'
+ * macros (can have multiple `Nm' and one `Nd'). Note that the
+ * children of the BODY declaration can also be "text".
+ */
+
+ if (NULL == (n = mdoc->last->child)) {
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
+ return(1);
+ }
+
+ for ( ; n && n->next; n = n->next) {
+ if (MDOC_ELEM == n->type && MDOC_Nm == n->tok)
+ continue;
+ if (MDOC_TEXT == n->type)
+ continue;
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
+ }
+
+ assert(n);
+ if (MDOC_BLOCK == n->type && MDOC_Nd == n->tok)
+ return(1);
+
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADNAMESEC);
+ return(1);
+}
+
+static int
+post_sh_head(POST_ARGS)
+{
+ char buf[BUFSIZ];
+ enum mdoc_sec sec;
+
+ /*
+ * Process a new section. Sections are either "named" or
+ * "custom". Custom sections are user-defined, while named ones
+ * follow a conventional order and may only appear in certain
+ * manual sections.
+ */
+
+ if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))
+ return(0);
+
+ sec = mdoc_str2sec(buf);
+
+ /* The NAME should be first. */
+
if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)
- return(mdoc_nerr(mdoc, mdoc->last, ESECNAME));
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NAMESECFIRST);
+
+ /* The SYNOPSIS gets special attention in other areas. */
+
+ if (SEC_SYNOPSIS == sec)
+ mdoc->flags |= MDOC_SYNOPSIS;
+ else
+ mdoc->flags &= ~MDOC_SYNOPSIS;
+
+ /* Mark our last section. */
+
+ mdoc->lastsec = sec;
+
+ /* We don't care about custom sections after this. */
+
if (SEC_CUSTOM == sec)
return(1);
+
+ /*
+ * Check whether our non-custom section is being repeated or is
+ * out of order.
+ */
+
if (sec == mdoc->lastnamed)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ESECREP))
- return(0);
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECREP);
+
if (sec < mdoc->lastnamed)
- if ( ! mdoc_nwarn(mdoc, mdoc->last, ESECOOO))
- return(0);
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECOOO);
- /*
- * Check particular section/manual conventions. LIBRARY can
- * only occur in msec 2, 3 (TODO: are there more of these?).
- */
+ /* Mark the last named section. */
+
+ mdoc->lastnamed = sec;
+
+ /* Check particular section/manual conventions. */
+
+ assert(mdoc->meta.msec);
switch (sec) {
+ case (SEC_RETURN_VALUES):
+ /* FALLTHROUGH */
+ case (SEC_ERRORS):
+ /* FALLTHROUGH */
case (SEC_LIBRARY):
- switch (mdoc->meta.msec) {
- case (2):
- /* FALLTHROUGH */
- case (3):
+ if (*mdoc->meta.msec == '2')
break;
- default:
- return(mdoc_nwarn(mdoc, mdoc->last, EWRONGMSEC));
- }
+ if (*mdoc->meta.msec == '3')
+ break;
+ if (*mdoc->meta.msec == '9')
+ break;
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);
break;
default:
break;
return(1);
}
+static int
+post_ignpar(POST_ARGS)
+{
+ struct mdoc_node *np;
+
+ if (MDOC_BODY != mdoc->last->type)
+ return(1);
+
+ if (NULL != (np = mdoc->last->child))
+ if (MDOC_Pp == np->tok || MDOC_Lp == np->tok) {
+ mdoc_nmsg(mdoc, np, MANDOCERR_IGNPAR);
+ mdoc_node_delete(mdoc, np);
+ }
+
+ if (NULL != (np = mdoc->last->last))
+ if (MDOC_Pp == np->tok || MDOC_Lp == np->tok) {
+ mdoc_nmsg(mdoc, np, MANDOCERR_IGNPAR);
+ mdoc_node_delete(mdoc, np);
+ }
+
+ return(1);
+}
+
+static int
+pre_par(PRE_ARGS)
+{
+
+ if (NULL == mdoc->last)
+ return(1);
+ if (MDOC_ELEM != n->type && MDOC_BLOCK != n->type)
+ return(1);
+
+ /*
+ * Don't allow prior `Lp' or `Pp' prior to a paragraph-type
+ * block: `Lp', `Pp', or non-compact `Bd' or `Bl'.
+ */
+
+ if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)
+ return(1);
+ if (MDOC_Bl == n->tok && n->norm->Bl.comp)
+ return(1);
+ if (MDOC_Bd == n->tok && n->norm->Bd.comp)
+ return(1);
+ if (MDOC_It == n->tok && n->parent->norm->Bl.comp)
+ return(1);
+
+ mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);
+ mdoc_node_delete(mdoc, mdoc->last);
+ return(1);
+}
+
+static int
+pre_literal(PRE_ARGS)
+{
+
+ if (MDOC_BODY != n->type)
+ return(1);
+
+ /*
+ * The `Dl' (note "el" not "one") and `Bd -literal' and `Bd
+ * -unfilled' macros set MDOC_LITERAL on entrance to the body.
+ */
+
+ switch (n->tok) {
+ case (MDOC_Dl):
+ mdoc->flags |= MDOC_LITERAL;
+ break;
+ case (MDOC_Bd):
+ if (DISP_literal == n->norm->Bd.type)
+ mdoc->flags |= MDOC_LITERAL;
+ if (DISP_unfilled == n->norm->Bd.type)
+ mdoc->flags |= MDOC_LITERAL;
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ return(1);
+}
+
+static int
+post_dd(POST_ARGS)
+{
+ char buf[DATESIZE];
+ struct mdoc_node *n;
+
+ n = mdoc->last;
+
+ if (NULL == n->child) {
+ mdoc->meta.date = time(NULL);
+ return(1);
+ }
+
+ if ( ! concat(mdoc, buf, n->child, DATESIZE))
+ return(0);
+
+ mdoc->meta.date = mandoc_a2time
+ (MTIME_MDOCDATE | MTIME_CANONICAL, buf);
+
+ if (0 == mdoc->meta.date) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE);
+ mdoc->meta.date = time(NULL);
+ }
+
+ return(1);
+}
+
+static int
+post_dt(POST_ARGS)
+{
+ struct mdoc_node *nn, *n;
+ const char *cp;
+ char *p;
+
+ n = mdoc->last;
+
+ if (mdoc->meta.title)
+ free(mdoc->meta.title);
+ if (mdoc->meta.vol)
+ free(mdoc->meta.vol);
+ if (mdoc->meta.arch)
+ free(mdoc->meta.arch);
+
+ mdoc->meta.title = mdoc->meta.vol = mdoc->meta.arch = NULL;
+
+ /* First make all characters uppercase. */
+
+ if (NULL != (nn = n->child))
+ for (p = nn->string; *p; p++) {
+ if (toupper((u_char)*p) == *p)
+ continue;
+
+ /*
+ * FIXME: don't be lazy: have this make all
+ * characters be uppercase and just warn once.
+ */
+ mdoc_nmsg(mdoc, nn, MANDOCERR_UPPERCASE);
+ break;
+ }
+
+ /* Handles: `.Dt'
+ * --> title = unknown, volume = local, msec = 0, arch = NULL
+ */
+
+ if (NULL == (nn = n->child)) {
+ /* XXX: make these macro values. */
+ /* FIXME: warn about missing values. */
+ mdoc->meta.title = mandoc_strdup("UNKNOWN");
+ mdoc->meta.vol = mandoc_strdup("LOCAL");
+ mdoc->meta.msec = mandoc_strdup("1");
+ return(1);
+ }
+
+ /* Handles: `.Dt TITLE'
+ * --> title = TITLE, volume = local, msec = 0, arch = NULL
+ */
+
+ mdoc->meta.title = mandoc_strdup
+ ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
+
+ if (NULL == (nn = nn->next)) {
+ /* FIXME: warn about missing msec. */
+ /* XXX: make this a macro value. */
+ mdoc->meta.vol = mandoc_strdup("LOCAL");
+ mdoc->meta.msec = mandoc_strdup("1");
+ return(1);
+ }
+
+ /* Handles: `.Dt TITLE SEC'
+ * --> title = TITLE, volume = SEC is msec ?
+ * format(msec) : SEC,
+ * msec = SEC is msec ? atoi(msec) : 0,
+ * arch = NULL
+ */
+
+ cp = mdoc_a2msec(nn->string);
+ if (cp) {
+ mdoc->meta.vol = mandoc_strdup(cp);
+ mdoc->meta.msec = mandoc_strdup(nn->string);
+ } else {
+ mdoc_nmsg(mdoc, n, MANDOCERR_BADMSEC);
+ mdoc->meta.vol = mandoc_strdup(nn->string);
+ mdoc->meta.msec = mandoc_strdup(nn->string);
+ }
+
+ if (NULL == (nn = nn->next))
+ return(1);
+
+ /* Handles: `.Dt TITLE SEC VOL'
+ * --> title = TITLE, volume = VOL is vol ?
+ * format(VOL) :
+ * VOL is arch ? format(arch) :
+ * VOL
+ */
+
+ cp = mdoc_a2vol(nn->string);
+ if (cp) {
+ free(mdoc->meta.vol);
+ mdoc->meta.vol = mandoc_strdup(cp);
+ } else {
+ /* FIXME: warn about bad arch. */
+ cp = mdoc_a2arch(nn->string);
+ if (NULL == cp) {
+ free(mdoc->meta.vol);
+ mdoc->meta.vol = mandoc_strdup(nn->string);
+ } else
+ mdoc->meta.arch = mandoc_strdup(cp);
+ }
+
+ /* Ignore any subsequent parameters... */
+ /* FIXME: warn about subsequent parameters. */
+
+ return(1);
+}
+
+static int
+post_prol(POST_ARGS)
+{
+ /*
+ * Remove prologue macros from the document after they're
+ * processed. The final document uses mdoc_meta for these
+ * values and discards the originals.
+ */
+
+ mdoc_node_delete(mdoc, mdoc->last);
+ if (mdoc->meta.title && mdoc->meta.date && mdoc->meta.os)
+ mdoc->flags |= MDOC_PBODY;
+
+ return(1);
+}
+
+static int
+post_os(POST_ARGS)
+{
+ struct mdoc_node *n;
+ char buf[BUFSIZ];
+#ifndef OSNAME
+ struct utsname utsname;
+#endif
+
+ n = mdoc->last;
+
+ /*
+ * Set the operating system by way of the `Os' macro. Note that
+ * if an argument isn't provided and -DOSNAME="\"foo\"" is
+ * provided during compilation, this value will be used instead
+ * of filling in "sysname release" from uname().
+ */
+
+ if (mdoc->meta.os)
+ free(mdoc->meta.os);
+
+ if ( ! concat(mdoc, buf, n->child, BUFSIZ))
+ return(0);
+
+ /* XXX: yes, these can all be dynamically-adjusted buffers, but
+ * it's really not worth the extra hackery.
+ */
+
+ if ('\0' == buf[0]) {
+#ifdef OSNAME
+ if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
+ return(0);
+ }
+#else /*!OSNAME */
+ if (uname(&utsname)) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_UNAME);
+ mdoc->meta.os = mandoc_strdup("UNKNOWN");
+ return(post_prol(mdoc));
+ }
+
+ if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
+ return(0);
+ }
+ if (strlcat(buf, " ", BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
+ return(0);
+ }
+ if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(mdoc, n, MANDOCERR_MEM);
+ return(0);
+ }
+#endif /*!OSNAME*/
+ }
+
+ mdoc->meta.os = mandoc_strdup(buf);
+ return(1);
+}
+
+static int
+post_std(POST_ARGS)
+{
+ struct mdoc_node *nn, *n;
+
+ n = mdoc->last;
+
+ /*
+ * Macros accepting `-std' as an argument have the name of the
+ * current document (`Nm') filled in as the argument if it's not
+ * provided.
+ */
+
+ if (n->child)
+ return(1);
+
+ if (NULL == mdoc->meta.name)
+ return(1);
+
+ nn = n;
+ mdoc->next = MDOC_NEXT_CHILD;
+
+ if ( ! mdoc_word_alloc(mdoc, n->line, n->pos, mdoc->meta.name))
+ return(0);
+
+ mdoc->last = nn;
+ return(1);
+}
static int
-pre_fd(PRE_ARGS)
+concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)
{
- return(check_sec(mdoc, n, SEC_SYNOPSIS, SEC_CUSTOM));
+ p[0] = '\0';
+
+ /*
+ * Concatenate sibling nodes together. All siblings must be of
+ * type MDOC_TEXT or an assertion is raised. Concatenation is
+ * separated by a single whitespace. Returns 0 on fatal (string
+ * overrun) error.
+ */
+
+ for ( ; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+
+ if (strlcat(p, n->string, sz) >= sz) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
+
+ if (NULL == n->next)
+ continue;
+
+ if (strlcat(p, " ", sz) >= sz) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
+ }
+
+ return(1);
}
+
git.ckatri.com / mandoc.git / blobdiff