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/* $OpenBSD: roff_html.c,v 1.1 2017/05/04 22:07:44 schwarze Exp $ */
/*
* Copyright (c) 2010, 2017 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <assert.h>
#include <stddef.h>
#include "mandoc.h"
#include "roff.h"
#include "libmandoc.h"
#include "roff_int.h"
#define ROFF_VALID_ARGS struct roff_man *man, struct roff_node *n
typedef void (*roff_valid_fp)(ROFF_VALID_ARGS);
static void roff_valid_ft(ROFF_VALID_ARGS);
static const roff_valid_fp roff_valids[ROFF_MAX] = {
NULL, /* br */
roff_valid_ft, /* ft */
NULL, /* ll */
};
void
roff_validate(struct roff_man *man)
{
struct roff_node *n;
n = man->last;
assert(n->tok < ROFF_MAX);
if (roff_valids[n->tok] != NULL)
(*roff_valids[n->tok])(man, n);
}
static void
roff_valid_ft(ROFF_VALID_ARGS)
{
char *cp;
if (n->child == NULL) {
man->next = ROFF_NEXT_CHILD;
roff_word_alloc(man, n->line, n->pos, "P");
man->last = n;
return;
}
cp = n->child->string;
switch (*cp) {
case '1':
case '2':
case '3':
case '4':
case 'I':
case 'P':
case 'R':
if (cp[1] == '\0')
return;
break;
case 'B':
if (cp[1] == '\0' || (cp[1] == 'I' && cp[2] == '\0'))
return;
break;
case 'C':
if (cp[1] == 'W' && cp[2] == '\0')
return;
break;
default:
break;
}
mandoc_vmsg(MANDOCERR_FT_BAD, man->parse,
n->line, n->pos, "ft %s", cp);
roff_node_delete(man, n);
}
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