===================================================================
RCS file: /cvs/docbook2mdoc/docbook2mdoc.c,v
retrieving revision 1.59
retrieving revision 1.60
diff -u -p -r1.59 -r1.60
--- docbook2mdoc/docbook2mdoc.c	2019/03/22 16:55:44	1.59
+++ docbook2mdoc/docbook2mdoc.c	2019/03/22 17:01:10	1.60
@@ -1,4 +1,4 @@
-/* $Id: docbook2mdoc.c,v 1.59 2019/03/22 16:55:44 schwarze Exp $ */
+/* $Id: docbook2mdoc.c,v 1.60 2019/03/22 17:01:10 schwarze Exp $ */
 /*
  * Copyright (c) 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2019 Ingo Schwarze <schwarze@openbsd.org>
@@ -77,6 +77,7 @@ struct	pnode {
 
 static	const char *attrkeys[ATTRKEY__MAX] = {
 	"choice",
+	"class",
 	"close",
 	"id",
 	"linkend",
@@ -85,6 +86,7 @@ static	const char *attrkeys[ATTRKEY__MAX] = {
 };
 
 static	const char *attrvals[ATTRVAL__MAX] = {
+	"monospaced",
 	"norepeat",
 	"opt",
 	"plain",
@@ -491,6 +493,21 @@ pnode_unlinksub(struct pnode *pn)
 }
 
 /*
+ * Retrieve an enumeration attribute from a node.
+ * Return ATTRVAL__MAX if the node has no such attribute.
+ */
+enum attrval
+pnode_getattr(struct pnode *pn, enum attrkey key)
+{
+	struct pattr	*ap;
+
+	TAILQ_FOREACH(ap, &pn->attrq, child)
+		if (ap->key == key)
+			return ap->val;
+	return(ATTRVAL__MAX);
+}
+
+/*
  * Retrieve an attribute string from a node.
  * Return defval if the node has no such attribute.
  */
@@ -1369,6 +1386,10 @@ pnode_print(struct parse *p, struct pnode *pn)
 		pnode_printmopen(p);
 		fputs("Li", stdout);
 		break;
+	case (NODE_LITERALLAYOUT):
+		assert(p->newln);
+		puts(".Bd -literal");
+		break;
 	case (NODE_MML_MFENCED):
 		pnode_printmathfenced(p, pn);
 		pnode_unlinksub(pn);
@@ -1411,13 +1432,12 @@ pnode_print(struct parse *p, struct pnode *pn)
 		pnode_printmopen(p);
 		fputs("Qo", stdout);
 		break;
-	case (NODE_LITERALLAYOUT):
-		/* FALLTHROUGH */
 	case (NODE_PROGRAMLISTING):
-		/* FALLTHROUGH */
 	case (NODE_SCREEN):
 		assert(p->newln);
-		puts(".Bd -literal");
+		printf(".Bd %s\n", ATTRVAL_MONOSPACED ==
+		    pnode_getattr(pn, ATTRKEY_CLASS) ?
+		    "-literal" : "-unfilled");
 		break;
 	case (NODE_REFENTRYINFO):
 		/* Suppress. */