===================================================================
RCS file: /cvs/mandoc/mdoc_html.c,v
retrieving revision 1.325
retrieving revision 1.333
diff -u -p -r1.325 -r1.333
--- mandoc/mdoc_html.c	2019/01/11 12:56:43	1.325
+++ mandoc/mdoc_html.c	2020/01/19 18:02:00	1.333
@@ -1,7 +1,7 @@
-/*	$Id: mdoc_html.c,v 1.325 2019/01/11 12:56:43 schwarze Exp $ */
+/*	$Id: mdoc_html.c,v 1.333 2020/01/19 18:02:00 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2014,2015,2016,2017,2018 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2014-2020 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
@@ -115,6 +115,7 @@ static	int		  mdoc_ss_pre(MDOC_ARGS);
 static	int		  mdoc_st_pre(MDOC_ARGS);
 static	int		  mdoc_sx_pre(MDOC_ARGS);
 static	int		  mdoc_sy_pre(MDOC_ARGS);
+static	int		  mdoc_tg_pre(MDOC_ARGS);
 static	int		  mdoc_va_pre(MDOC_ARGS);
 static	int		  mdoc_vt_pre(MDOC_ARGS);
 static	int		  mdoc_xr_pre(MDOC_ARGS);
@@ -241,6 +242,7 @@ static const struct mdoc_html_act mdoc_html_acts[MDOC_
 	{mdoc__x_pre, mdoc__x_post}, /* %Q */
 	{mdoc__x_pre, mdoc__x_post}, /* %U */
 	{NULL, NULL}, /* Ta */
+	{mdoc_tg_pre, NULL}, /* Tg */
 };
 
 
@@ -294,7 +296,7 @@ html_mdoc(void *arg, const struct roff_meta *mdoc)
 	if ((h->oflags & HTML_FRAGMENT) == 0) {
 		print_gen_decls(h);
 		print_otag(h, TAG_HTML, "");
-		if (n->type == ROFFT_COMMENT)
+		if (n != NULL && n->type == ROFFT_COMMENT)
 			print_gen_comment(h, n);
 		t = print_otag(h, TAG_HEAD, "");
 		print_mdoc_head(mdoc, h);
@@ -351,27 +353,34 @@ print_mdoc_node(MDOC_ARGS)
 	if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
 		return;
 
-	html_fillmode(h, n->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi);
+	if (n->flags & NODE_NOFILL) {
+		html_fillmode(h, ROFF_nf);
+		if (n->flags & NODE_LINE)
+			print_endline(h);
+	} else
+		html_fillmode(h, ROFF_fi);
 
 	child = 1;
-	t = h->tag;
-	if (t->tag == TAG_P || t->tag == TAG_PRE)
-		t = t->next;
-
 	n->flags &= ~NODE_ENDED;
 	switch (n->type) {
 	case ROFFT_TEXT:
-		/* No tables in this mode... */
-		assert(NULL == h->tblt);
-
-		/*
-		 * Make sure that if we're in a literal mode already
-		 * (i.e., within a <PRE>) don't print the newline.
-		 */
-		if (*n->string == ' ' && n->flags & NODE_LINE &&
-		    (h->flags & HTML_NONEWLINE) == 0 &&
-		    (n->flags & NODE_NOFILL) == 0)
-			print_otag(h, TAG_BR, "");
+		if (n->flags & NODE_LINE) {
+			switch (*n->string) {
+			case '\0':
+				h->col = 1;
+				print_endline(h);
+				return;
+			case ' ':
+				if ((h->flags & HTML_NONEWLINE) == 0 &&
+				    (n->flags & NODE_NOFILL) == 0)
+					print_otag(h, TAG_BR, "");
+				break;
+			default:
+				break;
+			}
+		}
+		t = h->tag;
+		t->refcnt++;
 		if (NODE_DELIMC & n->flags)
 			h->flags |= HTML_NOSPACE;
 		print_text(h, n->string);
@@ -379,6 +388,8 @@ print_mdoc_node(MDOC_ARGS)
 			h->flags |= HTML_NOSPACE;
 		break;
 	case ROFFT_EQN:
+		t = h->tag;
+		t->refcnt++;
 		print_eqn(h, n->eqn);
 		break;
 	case ROFFT_TBL:
@@ -395,13 +406,14 @@ print_mdoc_node(MDOC_ARGS)
 		 * the "meta" table state.  This will be reopened on the
 		 * next table element.
 		 */
-		if (h->tblt != NULL) {
+		if (h->tblt != NULL)
 			print_tblclose(h);
-			t = h->tag;
-		}
 		assert(h->tblt == NULL);
+		t = h->tag;
+		t->refcnt++;
 		if (n->tok < ROFF_MAX) {
 			roff_html_pre(h, n);
+			t->refcnt--;
 			print_stagq(h, t);
 			return;
 		}
@@ -421,6 +433,7 @@ print_mdoc_node(MDOC_ARGS)
 	if (child && n->child != NULL)
 		print_mdoc_nodelist(meta, n->child, h);
 
+	t->refcnt--;
 	print_stagq(h, t);
 
 	switch (n->type) {
@@ -436,12 +449,6 @@ print_mdoc_node(MDOC_ARGS)
 			n->body->flags |= NODE_ENDED;
 		break;
 	}
-
-	if (n->flags & NODE_NOFILL &&
-	    (n->next == NULL || n->next->flags & NODE_LINE)) {
-		h->col++;
-		print_endline(h);
-	}
 }
 
 static void
@@ -528,8 +535,10 @@ mdoc_sh_pre(MDOC_ARGS)
 		html_close_paragraph(h);
 		if ((h->oflags & HTML_TOC) == 0 ||
 		    h->flags & HTML_TOCDONE ||
-		    n->sec <= SEC_SYNOPSIS)
+		    n->sec <= SEC_SYNOPSIS) {
+			print_otag(h, TAG_SECTION, "c", "Sh");
 			break;
+		}
 		h->flags |= HTML_TOCDONE;
 		sc = 0;
 		for (sn = n->next; sn != NULL; sn = sn->next)
@@ -570,6 +579,7 @@ mdoc_sh_pre(MDOC_ARGS)
 			print_tagq(h, tsec);
 		}
 		print_tagq(h, t);
+		print_otag(h, TAG_SECTION, "c", "Sh");
 		break;
 	case ROFFT_HEAD:
 		id = html_make_id(n, 1);
@@ -595,6 +605,7 @@ mdoc_ss_pre(MDOC_ARGS)
 	switch (n->type) {
 	case ROFFT_BLOCK:
 		html_close_paragraph(h);
+		print_otag(h, TAG_SECTION, "c", "Ss");
 		return 1;
 	case ROFFT_HEAD:
 		break;
@@ -646,7 +657,6 @@ mdoc_nd_pre(MDOC_ARGS)
 {
 	switch (n->type) {
 	case ROFFT_BLOCK:
-		html_close_paragraph(h);
 		return 1;
 	case ROFFT_HEAD:
 		return 0;
@@ -656,8 +666,7 @@ mdoc_nd_pre(MDOC_ARGS)
 		abort();
 	}
 	print_text(h, "\\(em");
-	/* Cannot use TAG_SPAN because it may contain blocks. */
-	print_otag(h, TAG_DIV, "c", "Nd");
+	print_otag(h, TAG_SPAN, "c", "Nd");
 	return 1;
 }
 
@@ -715,6 +724,16 @@ mdoc_xr_pre(MDOC_ARGS)
 }
 
 static int
+mdoc_tg_pre(MDOC_ARGS)
+{
+	char	*id;
+
+	if ((id = html_make_id(n, 1)) != NULL)
+		print_otag(h, TAG_MARK, "i", id);
+	return 0;
+}
+
+static int
 mdoc_ns_pre(MDOC_ARGS)
 {
 
@@ -1265,7 +1284,11 @@ mdoc_skip_pre(MDOC_ARGS)
 static int
 mdoc_pp_pre(MDOC_ARGS)
 {
-	if ((n->flags & NODE_NOFILL) == 0) {
+	if (n->flags & NODE_NOFILL) {
+		print_endline(h);
+		h->col = 1;
+		print_endline(h);
+	} else {
 		html_close_paragraph(h);
 		print_otag(h, TAG_P, "c", "Pp");
 	}
@@ -1693,7 +1716,7 @@ mdoc_quote_pre(MDOC_ARGS)
 		/*
 		 * Give up on semantic markup for now.
 		 * We cannot use TAG_SPAN because .Oo may contain blocks.
-		 * We cannot use TAG_IDIV because we might be in a
+		 * We cannot use TAG_DIV because we might be in a
 		 * phrasing context (like .Dl or .Pp); we cannot
 		 * close out a .Pp at this point either because
 		 * that would break the line.
@@ -1708,9 +1731,11 @@ mdoc_quote_pre(MDOC_ARGS)
 		break;
 	case MDOC_Do:
 	case MDOC_Dq:
+		print_text(h, "\\(lq");
+		break;
 	case MDOC_Qo:
 	case MDOC_Qq:
-		print_text(h, "\\(lq");
+		print_text(h, "\"");
 		break;
 	case MDOC_Po:
 	case MDOC_Pq:
@@ -1766,11 +1791,13 @@ mdoc_quote_post(MDOC_ARGS)
 		else
 			print_text(h, n->norm->Es->child->next->string);
 		break;
-	case MDOC_Qo:
-	case MDOC_Qq:
 	case MDOC_Do:
 	case MDOC_Dq:
 		print_text(h, "\\(rq");
+		break;
+	case MDOC_Qo:
+	case MDOC_Qq:
+		print_text(h, "\"");
 		break;
 	case MDOC_Po:
 	case MDOC_Pq: