===================================================================
RCS file: /cvs/docbook2mdoc/docbook2mdoc.c,v
retrieving revision 1.39
retrieving revision 1.40
diff -u -p -r1.39 -r1.40
--- docbook2mdoc/docbook2mdoc.c	2014/04/30 13:18:38	1.39
+++ docbook2mdoc/docbook2mdoc.c	2014/10/12 15:08:45	1.40
@@ -1,4 +1,4 @@
-/*	$Id: docbook2mdoc.c,v 1.39 2014/04/30 13:18:38 kristaps Exp $ */
+/*	$Id: docbook2mdoc.c,v 1.40 2014/10/12 15:08:45 kristaps Exp $ */
 /*
  * Copyright (c) 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -114,12 +114,23 @@ static	const struct node nodes[NODE__MAX] = {
 	{ "group", NODE_IGNTEXT }, 
 	{ "holder", NODE_IGNTEXT },
 	{ "info", NODE_IGNTEXT },
+	{ "informalequation", NODE_IGNTEXT }, 
 	{ "informaltable", NODE_IGNTEXT }, 
+	{ "inlineequation", NODE_IGNTEXT }, 
 	{ "itemizedlist", NODE_IGNTEXT }, 
 	{ "link", 0 }, 
 	{ "listitem", NODE_IGNTEXT }, 
 	{ "literal", 0 }, 
 	{ "manvolnum", 0 }, 
+	{ "mml:math", NODE_IGNTEXT }, 
+	{ "mml:mfenced", 0 }, 
+	{ "mml:mfrac", 0 }, 
+	{ "mml:mi", 0 }, 
+	{ "mml:mn", 0 }, 
+	{ "mml:mo", 0 }, 
+	{ "mml:mrow", 0 }, 
+	{ "mml:msub", 0 }, 
+	{ "mml:msup", 0 }, 
 	{ "modifier", 0 }, 
 	{ "note", NODE_IGNTEXT }, 
 	{ "option", 0 }, 
@@ -851,7 +862,39 @@ pnode_printparamdef(struct parse *p, struct pnode *pn)
 	p->newln = 1;
 }
 
+/*
+ * These math nodes require special handling because they have infix
+ * syntax, instead of the usual prefix or prefix.
+ * So we need to break up the first and second child node with a
+ * particular eqn(7) word.
+ */
 static void
+pnode_printmath(struct parse *p, struct pnode *pn)
+{
+	struct pnode	*pp;
+
+	pp = TAILQ_FIRST(&pn->childq);
+	pnode_print(p, pp);
+
+	switch (pn->node) {
+	case (NODE_MML_MSUP):
+		printf(" sup ");
+		break;
+	case (NODE_MML_MFRAC):
+		printf(" over ");
+		break;
+	case (NODE_MML_MSUB):
+		printf(" sub ");
+		break;
+	default:
+		break;
+	}
+
+	pp = TAILQ_NEXT(pp, child);
+	pnode_print(p, pp);
+}
+
+static void
 pnode_printfuncprototype(struct parse *p, struct pnode *pn)
 {
 	struct pnode	*pp, *fdef;
@@ -1191,6 +1234,27 @@ pnode_print(struct parse *p, struct pnode *pn)
 		pnode_printmopen(p);
 		fputs("Li", stdout);
 		break;
+	case (NODE_MML_MATH):
+		if ( ! p->newln)
+			putchar('\n');
+		puts(".EQ");
+		p->newln = 0;
+		break;
+	case (NODE_MML_MFENCED):
+		printf("left {");
+		break;
+	case (NODE_MML_MROW):
+	case (NODE_MML_MI):
+	case (NODE_MML_MN):
+	case (NODE_MML_MO):
+		putchar('{');
+		break;
+	case (NODE_MML_MFRAC):
+	case (NODE_MML_MSUB):
+	case (NODE_MML_MSUP):
+		pnode_printmath(p, pn);
+		pnode_unlinksub(pn);
+		break;
 	case (NODE_OPTION):
 		pnode_printmopen(p);
 		fputs("Fl", stdout);
@@ -1371,6 +1435,21 @@ pnode_print(struct parse *p, struct pnode *pn)
 		pnode_print(p, pp);
 
 	switch (pn->node) {
+	case (NODE_MML_MATH):
+		if ( ! p->newln)
+			putchar('\n');
+		puts(".EN");
+		p->newln = 1;
+		break;
+	case (NODE_MML_MFENCED):
+		printf("right }");
+		break;
+	case (NODE_MML_MROW):
+	case (NODE_MML_MI):
+	case (NODE_MML_MN):
+	case (NODE_MML_MO):
+		putchar('}');
+		break;
 	case (NODE_APPLICATION):
 	case (NODE_ARG):
 	case (NODE_CITEREFENTRY):