xref: /freebsd/contrib/mandoc/roff_html.c (revision 61d06d6bd19dafe8ea971dd43e8328fa1b473456)
1*61d06d6bSBaptiste Daroussin /*	$Id: roff_html.c,v 1.12 2018/06/25 14:53:58 schwarze Exp $ */
2*61d06d6bSBaptiste Daroussin /*
3*61d06d6bSBaptiste Daroussin  * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4*61d06d6bSBaptiste Daroussin  * Copyright (c) 2014, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
5*61d06d6bSBaptiste Daroussin  *
6*61d06d6bSBaptiste Daroussin  * Permission to use, copy, modify, and distribute this software for any
7*61d06d6bSBaptiste Daroussin  * purpose with or without fee is hereby granted, provided that the above
8*61d06d6bSBaptiste Daroussin  * copyright notice and this permission notice appear in all copies.
9*61d06d6bSBaptiste Daroussin  *
10*61d06d6bSBaptiste Daroussin  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11*61d06d6bSBaptiste Daroussin  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12*61d06d6bSBaptiste Daroussin  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13*61d06d6bSBaptiste Daroussin  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14*61d06d6bSBaptiste Daroussin  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15*61d06d6bSBaptiste Daroussin  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16*61d06d6bSBaptiste Daroussin  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17*61d06d6bSBaptiste Daroussin  */
18*61d06d6bSBaptiste Daroussin #include <sys/types.h>
19*61d06d6bSBaptiste Daroussin 
20*61d06d6bSBaptiste Daroussin #include <assert.h>
21*61d06d6bSBaptiste Daroussin #include <stddef.h>
22*61d06d6bSBaptiste Daroussin 
23*61d06d6bSBaptiste Daroussin #include "mandoc.h"
24*61d06d6bSBaptiste Daroussin #include "roff.h"
25*61d06d6bSBaptiste Daroussin #include "out.h"
26*61d06d6bSBaptiste Daroussin #include "html.h"
27*61d06d6bSBaptiste Daroussin 
28*61d06d6bSBaptiste Daroussin #define	ROFF_HTML_ARGS struct html *h, const struct roff_node *n
29*61d06d6bSBaptiste Daroussin 
30*61d06d6bSBaptiste Daroussin typedef	void	(*roff_html_pre_fp)(ROFF_HTML_ARGS);
31*61d06d6bSBaptiste Daroussin 
32*61d06d6bSBaptiste Daroussin static	void	  roff_html_pre_br(ROFF_HTML_ARGS);
33*61d06d6bSBaptiste Daroussin static	void	  roff_html_pre_ce(ROFF_HTML_ARGS);
34*61d06d6bSBaptiste Daroussin static	void	  roff_html_pre_sp(ROFF_HTML_ARGS);
35*61d06d6bSBaptiste Daroussin 
36*61d06d6bSBaptiste Daroussin static	const roff_html_pre_fp roff_html_pre_acts[ROFF_MAX] = {
37*61d06d6bSBaptiste Daroussin 	roff_html_pre_br,  /* br */
38*61d06d6bSBaptiste Daroussin 	roff_html_pre_ce,  /* ce */
39*61d06d6bSBaptiste Daroussin 	NULL,  /* ft */
40*61d06d6bSBaptiste Daroussin 	NULL,  /* ll */
41*61d06d6bSBaptiste Daroussin 	NULL,  /* mc */
42*61d06d6bSBaptiste Daroussin 	NULL,  /* po */
43*61d06d6bSBaptiste Daroussin 	roff_html_pre_ce,  /* rj */
44*61d06d6bSBaptiste Daroussin 	roff_html_pre_sp,  /* sp */
45*61d06d6bSBaptiste Daroussin 	NULL,  /* ta */
46*61d06d6bSBaptiste Daroussin 	NULL,  /* ti */
47*61d06d6bSBaptiste Daroussin };
48*61d06d6bSBaptiste Daroussin 
49*61d06d6bSBaptiste Daroussin 
50*61d06d6bSBaptiste Daroussin void
51*61d06d6bSBaptiste Daroussin roff_html_pre(struct html *h, const struct roff_node *n)
52*61d06d6bSBaptiste Daroussin {
53*61d06d6bSBaptiste Daroussin 	assert(n->tok < ROFF_MAX);
54*61d06d6bSBaptiste Daroussin 	if (roff_html_pre_acts[n->tok] != NULL)
55*61d06d6bSBaptiste Daroussin 		(*roff_html_pre_acts[n->tok])(h, n);
56*61d06d6bSBaptiste Daroussin }
57*61d06d6bSBaptiste Daroussin 
58*61d06d6bSBaptiste Daroussin static void
59*61d06d6bSBaptiste Daroussin roff_html_pre_br(ROFF_HTML_ARGS)
60*61d06d6bSBaptiste Daroussin {
61*61d06d6bSBaptiste Daroussin 	struct tag	*t;
62*61d06d6bSBaptiste Daroussin 
63*61d06d6bSBaptiste Daroussin 	t = print_otag(h, TAG_DIV, "");
64*61d06d6bSBaptiste Daroussin 	print_text(h, "\\~");  /* So the div isn't empty. */
65*61d06d6bSBaptiste Daroussin 	print_tagq(h, t);
66*61d06d6bSBaptiste Daroussin }
67*61d06d6bSBaptiste Daroussin 
68*61d06d6bSBaptiste Daroussin static void
69*61d06d6bSBaptiste Daroussin roff_html_pre_ce(ROFF_HTML_ARGS)
70*61d06d6bSBaptiste Daroussin {
71*61d06d6bSBaptiste Daroussin 	for (n = n->child->next; n != NULL; n = n->next) {
72*61d06d6bSBaptiste Daroussin 		if (n->type == ROFFT_TEXT) {
73*61d06d6bSBaptiste Daroussin 			if (n->flags & NODE_LINE)
74*61d06d6bSBaptiste Daroussin 				roff_html_pre_br(h, n);
75*61d06d6bSBaptiste Daroussin 			print_text(h, n->string);
76*61d06d6bSBaptiste Daroussin 		} else
77*61d06d6bSBaptiste Daroussin 			roff_html_pre(h, n);
78*61d06d6bSBaptiste Daroussin 	}
79*61d06d6bSBaptiste Daroussin 	roff_html_pre_br(h, n);
80*61d06d6bSBaptiste Daroussin }
81*61d06d6bSBaptiste Daroussin 
82*61d06d6bSBaptiste Daroussin static void
83*61d06d6bSBaptiste Daroussin roff_html_pre_sp(ROFF_HTML_ARGS)
84*61d06d6bSBaptiste Daroussin {
85*61d06d6bSBaptiste Daroussin 	print_paragraph(h);
86*61d06d6bSBaptiste Daroussin }
87