===================================================================
RCS file: /cvs/mandoc/mdoc_markdown.c,v
retrieving revision 1.30
retrieving revision 1.34
diff -u -p -r1.30 -r1.34
--- mandoc/mdoc_markdown.c	2018/12/30 00:49:55	1.30
+++ mandoc/mdoc_markdown.c	2020/02/27 01:43:52	1.34
@@ -1,6 +1,6 @@
-/*	$Id: mdoc_markdown.c,v 1.30 2018/12/30 00:49:55 schwarze Exp $ */
+/*	$Id: mdoc_markdown.c,v 1.34 2020/02/27 01:43:52 schwarze Exp $ */
 /*
- * Copyright (c) 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2017, 2018, 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
@@ -226,6 +226,7 @@ static	const struct md_act md_acts[MDOC_MAX - MDOC_Dd]
 	{ NULL, NULL, md_post_pc, NULL, NULL }, /* %Q */
 	{ NULL, md_pre_Lk, md_post_pc, NULL, NULL }, /* %U */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Ta */
+	{ NULL, md_pre_skip, NULL, NULL, NULL }, /* Tg */
 };
 static const struct md_act *md_act(enum roff_tok);
 
@@ -309,7 +310,9 @@ md_node(struct roff_node *n)
 
 	if (outflags & MD_nonl)
 		outflags &= ~(MD_nl | MD_sp);
-	else if (outflags & MD_spc && n->flags & NODE_LINE)
+	else if (outflags & MD_spc &&
+	     n->flags & NODE_LINE &&
+	     !roff_node_transparent(n))
 		outflags |= MD_nl;
 
 	act = NULL;
@@ -786,14 +789,17 @@ md_post_word(struct roff_node *n)
 static void
 md_post_pc(struct roff_node *n)
 {
+	struct roff_node *nn;
+
 	md_post_raw(n);
 	if (n->parent->tok != MDOC_Rs)
 		return;
-	if (n->next != NULL) {
+
+	if ((nn = roff_node_next(n)) != NULL) {
 		md_word(",");
-		if (n->prev != NULL &&
-		    n->prev->tok == n->tok &&
-		    n->next->tok == n->tok)
+		if (nn->tok == n->tok &&
+		    (nn = roff_node_prev(n)) != NULL &&
+		    nn->tok == n->tok)
 			md_word("and");
 	} else {
 		md_word(".");
@@ -810,10 +816,13 @@ md_pre_skip(struct roff_node *n)
 static void
 md_pre_syn(struct roff_node *n)
 {
-	if (n->prev == NULL || ! (n->flags & NODE_SYNPRETTY))
+	struct roff_node *np;
+
+	if ((n->flags & NODE_SYNPRETTY) == 0 ||
+	    (np = roff_node_prev(n)) == NULL)
 		return;
 
-	if (n->prev->tok == n->tok &&
+	if (np->tok == n->tok &&
 	    n->tok != MDOC_Ft &&
 	    n->tok != MDOC_Fo &&
 	    n->tok != MDOC_Fn) {
@@ -821,7 +830,7 @@ md_pre_syn(struct roff_node *n)
 		return;
 	}
 
-	switch (n->prev->tok) {
+	switch (np->tok) {
 	case MDOC_Fd:
 	case MDOC_Fn:
 	case MDOC_Fo:
@@ -1052,7 +1061,9 @@ md_pre_Fa(struct roff_node *n)
 static void
 md_post_Fa(struct roff_node *n)
 {
-	if (n->next != NULL && n->next->tok == MDOC_Fa)
+	struct roff_node *nn;
+
+	if ((nn = roff_node_next(n)) != NULL && nn->tok == MDOC_Fa)
 		md_word(",");
 }
 
@@ -1074,9 +1085,11 @@ md_post_Fd(struct roff_node *n)
 static void
 md_post_Fl(struct roff_node *n)
 {
+	struct roff_node *nn;
+
 	md_post_raw(n);
-	if (n->child == NULL && n->next != NULL &&
-	    n->next->type != ROFFT_TEXT && !(n->next->flags & NODE_LINE))
+	if (n->child == NULL && (nn = roff_node_next(n)) != NULL &&
+	    nn->type != ROFFT_TEXT && (nn->flags & NODE_LINE) == 0)
 		outflags &= ~MD_spc;
 }
 
@@ -1290,7 +1303,7 @@ md_post_It(struct roff_node *n)
 		while ((n = n->prev) != NULL && n->type != ROFFT_HEAD)
 			i++;
 
-		/* 
+		/*
 		 * If a width was specified for this column,
 		 * subtract what printed, and
 		 * add the same spacing as in mdoc_term.c.