===================================================================
RCS file: /cvs/mandoc/mdoc.c,v
retrieving revision 1.66
retrieving revision 1.67
diff -u -p -r1.66 -r1.67
--- mandoc/mdoc.c	2009/03/16 23:37:28	1.66
+++ mandoc/mdoc.c	2009/03/19 11:49:00	1.67
@@ -1,4 +1,4 @@
-/* $Id: mdoc.c,v 1.66 2009/03/16 23:37:28 kristaps Exp $ */
+/* $Id: mdoc.c,v 1.67 2009/03/19 11:49:00 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
  *
@@ -111,6 +111,34 @@ mdoc_meta(const struct mdoc *mdoc)
 
 
 void
+mdoc_reset(struct mdoc *mdoc)
+{
+
+	if (mdoc->first)
+		mdoc_node_freelist(mdoc->first);
+	if (mdoc->meta.title)
+		free(mdoc->meta.title);
+	if (mdoc->meta.os)
+		free(mdoc->meta.os);
+	if (mdoc->meta.name)
+		free(mdoc->meta.name);
+	if (mdoc->meta.arch)
+		free(mdoc->meta.arch);
+	if (mdoc->meta.vol)
+		free(mdoc->meta.vol);
+
+	bzero(&mdoc->meta, sizeof(struct mdoc_meta));
+	mdoc->flags = 0;
+	mdoc->lastnamed = mdoc->lastsec = 0;
+
+	mdoc->first = mdoc->last = 
+		xcalloc(1, sizeof(struct mdoc_node));
+	mdoc->last->type = MDOC_ROOT;
+	mdoc->next = MDOC_NEXT_CHILD;
+}
+
+
+void
 mdoc_free(struct mdoc *mdoc)
 {
 
@@ -144,13 +172,12 @@ mdoc_alloc(void *data, int pflags, const struct mdoc_c
 	if (cb)
 		(void)memcpy(&p->cb, cb, sizeof(struct mdoc_cb));
 
-	p->last = xcalloc(1, sizeof(struct mdoc_node));
+	p->last = p->first = 
+		xcalloc(1, sizeof(struct mdoc_node));
 	p->last->type = MDOC_ROOT;
-	p->first = p->last;
 	p->pflags = pflags;
 	p->next = MDOC_NEXT_CHILD;
 	p->htab = mdoc_tokhash_alloc();
-
 	return(p);
 }