freebsd-skq/contrib/mandoc/roff_html.c
bapt 6f8c987bf3 Update mandoc to cvs snapshot 2019-07-23
This snapshot among other things includes a fix for a crash of mandoc with empty
tbl reported by rea@ (his regression test has been incorporated upstream)

MFC after:	3 weeks
2019-07-26 10:00:33 +00:00

118 lines
2.9 KiB
C

/* $Id: roff_html.c,v 1.20 2019/04/30 15:53:01 schwarze Exp $ */
/*
* Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
* Copyright (c) 2014, 2017, 2018, 2019 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 <stdio.h>
#include <string.h>
#include "mandoc.h"
#include "roff.h"
#include "out.h"
#include "html.h"
#define ROFF_HTML_ARGS struct html *h, const struct roff_node *n
typedef void (*roff_html_pre_fp)(ROFF_HTML_ARGS);
static void roff_html_pre_br(ROFF_HTML_ARGS);
static void roff_html_pre_ce(ROFF_HTML_ARGS);
static void roff_html_pre_fi(ROFF_HTML_ARGS);
static void roff_html_pre_ft(ROFF_HTML_ARGS);
static void roff_html_pre_nf(ROFF_HTML_ARGS);
static void roff_html_pre_sp(ROFF_HTML_ARGS);
static const roff_html_pre_fp roff_html_pre_acts[ROFF_MAX] = {
roff_html_pre_br, /* br */
roff_html_pre_ce, /* ce */
roff_html_pre_fi, /* fi */
roff_html_pre_ft, /* ft */
NULL, /* ll */
NULL, /* mc */
roff_html_pre_nf, /* nf */
NULL, /* po */
roff_html_pre_ce, /* rj */
roff_html_pre_sp, /* sp */
NULL, /* ta */
NULL, /* ti */
};
void
roff_html_pre(struct html *h, const struct roff_node *n)
{
assert(n->tok < ROFF_MAX);
if (roff_html_pre_acts[n->tok] != NULL)
(*roff_html_pre_acts[n->tok])(h, n);
}
static void
roff_html_pre_br(ROFF_HTML_ARGS)
{
print_otag(h, TAG_BR, "");
}
static void
roff_html_pre_ce(ROFF_HTML_ARGS)
{
for (n = n->child->next; n != NULL; n = n->next) {
if (n->type == ROFFT_TEXT) {
if (n->flags & NODE_LINE)
roff_html_pre_br(h, n);
print_text(h, n->string);
} else
roff_html_pre(h, n);
}
roff_html_pre_br(h, n);
}
static void
roff_html_pre_fi(ROFF_HTML_ARGS)
{
if (html_fillmode(h, TOKEN_NONE) == ROFF_fi)
print_otag(h, TAG_BR, "");
}
static void
roff_html_pre_ft(ROFF_HTML_ARGS)
{
const char *cp;
cp = n->child->string;
html_setfont(h, mandoc_font(cp, (int)strlen(cp)));
}
static void
roff_html_pre_nf(ROFF_HTML_ARGS)
{
if (html_fillmode(h, TOKEN_NONE) == ROFF_nf)
print_otag(h, TAG_BR, "");
}
static void
roff_html_pre_sp(ROFF_HTML_ARGS)
{
if (html_fillmode(h, TOKEN_NONE) == ROFF_nf) {
h->col++;
print_endline(h);
} else {
html_close_paragraph(h);
print_otag(h, TAG_P, "c", "Pp");
}
}