docbook2mdoc: Clean up the <refnamediv> mess to get rid of the worst

[schwarze@mandoc.bsd.lv]

Log Message:
-----------
Clean up the <refnamediv> mess to get rid of the worst "sv" user:
Explicit loop over <refname> elements in <refnamediv>.
Treat stray <refname> elements just like <command>.

Modified Files:
--------------
    docbook2mdoc:
        docbook2mdoc.c

Revision Data
-------------
Index: docbook2mdoc.c
===================================================================
RCS file: /home/cvs/mdocml/docbook2mdoc/docbook2mdoc.c,v
retrieving revision 1.109
retrieving revision 1.110
diff -Ldocbook2mdoc.c -Ldocbook2mdoc.c -u -p -r1.109 -r1.110
--- docbook2mdoc.c
+++ docbook2mdoc.c
@@ -150,6 +150,27 @@ pnode_printpara(struct format *f, struct
 	macro_line(f, "Pp");
 }
 
+static void
+pnode_printrefnamediv(struct format *f, struct pnode *n)
+{
+	struct pnode	*nc, *nn;
+	int		 comma;
+
+	macro_line(f, "Sh NAME");
+	comma = 0;
+	TAILQ_FOREACH_SAFE(nc, &n->childq, child, nn) {
+		if (nc->node != NODE_REFNAME)
+			continue;
+		if (comma)
+			macro_addarg(f, ",", ARG_SPACE);
+		macro_open(f, "Nm");
+		macro_addnode(f, nc, ARG_SPACE);
+		pnode_unlink(nc);
+		comma = 1;
+	}
+	macro_close(f);
+}
+
 /*
  * If the SYNOPSIS macro has a superfluous title, kill it.
  */
@@ -964,13 +985,11 @@ pnode_print(struct format *f, struct pno
 		pnode_unlinksub(n);
 		break;
 	case NODE_REFNAME:
-		/* Suppress non-text children... */
+		/* More often, these appear inside NODE_REFNAMEDIV. */
 		macro_open(f, "Nm");
-		macro_addnode(f, n, ARG_SPACE | ARG_SINGLE);
-		pnode_unlinksub(n);
 		break;
 	case NODE_REFNAMEDIV:
-		macro_line(f, "Sh NAME");
+		pnode_printrefnamediv(f, n);
 		break;
 	case NODE_REFPURPOSE:
 		macro_open(f, "Nd");
@@ -1071,20 +1090,6 @@ pnode_print(struct format *f, struct pno
 			macro_close(f);
 		sv = f->linestate;
 		macro_open(f, "Qc");
-		if (sv == LINE_NEW)
-			macro_close(f);
-		break;
-	case NODE_REFNAME:
-		/*
-		 * If we're in the NAME macro and we have multiple
-		 * <refname> macros in sequence, then print out a
-		 * trailing comma before the newline.
-		 */
-		if (n->parent != NULL &&
-		    n->parent->node == NODE_REFNAMEDIV &&
-		    TAILQ_NEXT(n, child) != NULL &&
-		    TAILQ_NEXT(n, child)->node == NODE_REFNAME)
-			macro_addarg(f, ",", ARG_SPACE);
 		if (sv == LINE_NEW)
 			macro_close(f);
 		break;
--
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